CN210476055U - Water pipe air-connecting positioning alignment tool for on-site reconstruction of reservoir noise reduction - Google Patents
Water pipe air-connecting positioning alignment tool for on-site reconstruction of reservoir noise reduction Download PDFInfo
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- CN210476055U CN210476055U CN201920982865.0U CN201920982865U CN210476055U CN 210476055 U CN210476055 U CN 210476055U CN 201920982865 U CN201920982865 U CN 201920982865U CN 210476055 U CN210476055 U CN 210476055U
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Abstract
The utility model relates to the field of pipe fitting welding, in particular to a water pipe air-connecting positioning alignment tool for reforming a noise reduction field of a reservoir, which comprises two annular positioning tools and a plurality of connecting pieces for tightly connecting the two annular positioning tools, wherein each annular positioning tool comprises two mutually spliced semicircular supporting rings and a plurality of radial adjusting mechanisms, all the radial adjusting mechanisms are divided into two groups and are respectively arranged on the two semicircular supporting rings, each radial adjusting mechanism consists of a threaded adjusting rod with scales and a V-shaped wheel seat, both ends of the V-shaped wheel seat are respectively provided with a plurality of anti-skidding rolling wheels for contacting the outer wall of a water pipe, and the axial direction of the anti-skidding rolling wheels is parallel to the axial direction of the water pipe, the utility model discloses a water pipe air-connecting positioning alignment tool for reforming a noise reduction field of a reservoir, which is matched with a crane on a construction reforming field, the two water pipes to be welded can be smoothly and accurately positioned and aligned, and meanwhile, the two water pipes can be rotated to be exposed out of the shielding part for welding.
Description
Technical Field
The utility model relates to a pipe fitting welding field, concretely relates to empty location of connecing of water pipe that is used for the on-the-spot transformation of making an uproar falls in cistern to aim at frock.
Background
Many factories all are equipped with the rainwater storage pond, the factory rainwater is mostly collected here, for the make full use of water resource, reduce factory flood risk simultaneously, be equipped with the drainage pump of special toward power station reservoir area drainage, the former delivery port of drainage pump is located about 22 meters of earth dam body central line department, the device of scour prevention dam body is equipped with to the delivery port, in actual operation, the noise that the scour prevention device produced is great, cause certain influence to resident's life on every side, for preventing that delivery port scour prevention device from becoming invalid and then producing to erode the earth dam body, cause the potential safety hazard, simultaneously the noise abatement, need reform transform the delivery port, need in the process of reforming transform the scene with the water pipe welding together, it is very inconvenient.
To this problem, the utility model patent that china's publication number is CN206572054U discloses "a water conservancy construction mouth of pipe location aligning device, characterized by: the motor is arranged on the main fixed snap ring, the motor shaft is arranged on the motor, the main fixed snap ring is formed by hinging two semicircular rings, and a whole circular ring is formed by the connecting buckle, the two semicircular rings are respectively provided with a supporting base, the supporting frame is arranged on the main fixed snap ring, the supporting bearing is arranged on the supporting frame, the motor shaft penetrates through the supporting bearing and is connected with one end of the screw rod, the main fixed snap ring is provided with two positioning sleeves, the two positioning sleeves are positioned on the same horizontal line, the lengths of the two positioning rods are equal, one end of each positioning sleeve is correspondingly inserted into the two positioning sleeves, the two guide rods are correspondingly connected with the two positioning rods respectively, and the axes of the screw rod and the two positioning rods are parallel to each other, the auxiliary positioning device is composed of spiral moving rings, auxiliary fixing clamp rings, support top plates and guide sleeves, wherein the auxiliary fixing clamp rings are formed by hinging two semicircular rings and form a whole circular ring through connecting buckles, the two guide sleeves are respectively arranged on the auxiliary fixing clamp rings, the two support top plates are respectively arranged on the guide sleeves in a corresponding welding mode, and the spiral moving rings are arranged on the auxiliary fixing clamp rings at equal intervals and correspond to the screw rods. "
The utility model discloses a there is following defect, during the field weld, need the complete girth welding round in position of two water pipe butt joints, and screw rod and registration arm then can't remove, lead to the workman can't be smooth to sheltering from the position and weld, in addition, it adopts the drive form that the motor drove a threaded rod, can be along with the rotation of threaded rod, because the threaded rod has the initiative drive power, and the locating lever is the follow-up, can lead to the locating lever card to die and burn out the condition emergence of motor in the use, consequently to above-mentioned problem, it is necessary to design an alignment frock of more easy-to-use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water pipe air-connecting location alignment frock that is used for the on-the-spot transformation of making an uproar falls in cistern.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a water pipe air-connecting location alignment frock that is used for on-the-spot transformation of making an uproar falls in cistern, be used for the connecting piece of two annular location frocks of fastening connection including two annular location frocks and a plurality of, the two coaxial line setting of two annular location frocks, all connecting pieces set up on the annular location frock along circumferencial direction evenly distributed, every annular location frock all includes the semicircle support ring and the radial adjustment mechanism of a plurality of two concatenations of each other, all radial adjustment mechanism divide two sets of the branch into and set up respectively on two semicircle support rings, every radial adjustment mechanism comprises a threaded adjusting rod and a V type wheel seat of taking the scale, the both ends of V type wheel seat all are equipped with the anti-skidding gyro wheel that a plurality of is used for contacting the water pipe outer wall, the axis.
As an optimal scheme that is used for the water pipe air-connecting location of the on-the-spot transformation of making an uproar to fall in the cistern to aim at the frock, all V type wheel seats all are located the inboard of semicircle support ring, every screw thread adjusting lever all from outside-in passes the semicircle support ring and is connected with the V type wheel seat that corresponds, be equipped with the screw that a plurality of is used for supplying the screw thread adjusting lever to pass on the semicircle support ring, the screw thread adjusting lever is located the inboard one end of semicircle support ring and is rotated with the top of V type wheel seat and be connected, the concave surface of V type wheel seat.
As a preferred scheme of the water pipe air-connecting positioning alignment tool for the on-site reconstruction of the noise reduction of the water storage tank, an angle bearing for connecting the end part of a threaded adjusting rod is embedded in the center of a V-shaped wheel seat, and the lower end of the threaded adjusting rod is fixedly inserted into an inner ring of the angle bearing.
As an optimal scheme that is used for the water pipe air-connecting location of the on-the-spot transformation of making an uproar to fall in the cistern to aim at the frock, all anti-skidding gyro wheels in every radial adjustment mechanism are two liang of a set of symmetry and set up in the both ends of V type wheel seat, and every group anti-skidding gyro wheel all sets up along the axis direction interval of semicircle support ring, and the anti-skidding gyro wheel outside is equipped with the rubber skid resistant course.
As an optimal scheme that is used for the water pipe air-connecting location of the on-the-spot transformation of making an uproar to fall in the cistern to aim at frock, every connecting piece all includes a long connecting bolt and two connecting seats, two connecting seats set up respectively on two annular location frock, the outside of two connecting seats all is equipped with the bolt seat that is used for supplying long connecting bolt to pass, the one end that self cap end was kept away from to long connecting bolt is threaded rod structure, two bolt seats are passed in proper order and are locked through a nut to the one end of long connecting bolt, one side that two bolt seats kept away from each other is contradicted with the cap end of nut and long connecting bolt respectively.
As an optimal scheme that is used for the water pipe air-connecting location alignment frock that the scene of making an uproar was reformed transform is fallen to the cistern, the connecting seat comprises seat and lower seat, through bolted connection between seat and the lower seat, seat and lower seat lie in the outside and the inboard of semicircle support ring respectively, lower seat from inside to outside slip cap locate the semicircle support ring on to lower seat and seat laminate with the inside and outside of semicircle support ring respectively.
As an optimal scheme of the water pipe air-connecting positioning alignment tool for the noise reduction field reconstruction of the water storage tank, two ends of each semicircular support ring are respectively provided with a hinge groove and a hinge sleeve, the hinge sleeves are positioned in the hinge grooves, and the end parts of the semicircular support rings are provided with bolts used for penetrating through the hinge grooves and the hinge sleeves.
As an optimal scheme of the water pipe air-connecting positioning alignment tool for the on-site reconstruction of the water reservoir noise reduction, the outer side of each semicircular support ring is provided with a pull rod held by an arch hand.
The utility model has the advantages that: before welding the water pipe, firstly sleeving two annular positioning tools at the end parts of two water pipes, respectively sleeving two semicircular support rings at the outer sides of the water pipes, connecting the two semicircular support rings through two bolts to form a whole, then rotating a thread adjusting rod to adjust a V-shaped wheel seat to move in the radial direction of the water pipe, judging the displacement of the V-shaped wheel seat in the radial direction of the water pipe through scales on the thread adjusting rod until all the V-shaped wheel seats jointly abut against the pipe wall of the water pipe, simultaneously keeping the scales of the two corresponding thread adjusting rods on the two annular positioning tools consistent, clamping the annular positioning optical device at the end parts of the water pipes, only rotating the water pipe in the circumferential direction through an anti-skidding roller without moving the water pipe in the axial direction, then rotating a locking nut to enable the two corresponding connecting seats to be close to each other so as to enable the end parts of the two water pipes to be close to each other until the, after two water pipe tip aim at and the contact, the workman begins the welding, rotates two annular positioning frock through the pull rod, and what make sheltered from waits that the department of welding spills and can continue the welding until the completion water pipe tip boxing, the utility model discloses a water pipe empty welding location alignment frock for the scene of making an uproar transformation is fallen to the cistern, cooperation construction transformation on-the-spot crane can be smooth, accurate treat two water pipe location alignment of welding, can rotate simultaneously and be used for spilling and shelter from the position and weld.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic view of the usage state of the present invention.
Fig. 2 is a schematic plan view of fig. 1.
Fig. 3 is a schematic perspective view of the present invention.
Fig. 4 is a schematic perspective view of the annular positioning tool.
Fig. 5 is a schematic partial perspective view of the annular positioning tool.
Fig. 6 is an exploded perspective view of the radial adjustment mechanism.
Fig. 7 is a schematic perspective view of the connecting base.
Fig. 8 is an enlarged schematic view of a portion a in fig. 3.
Fig. 9 is an enlarged view of B in fig. 5.
Fig. 10 is an enlarged schematic view of the point C in fig. 5.
In the figure: the anti-skidding device comprises a semicircular support ring 1, a thread adjusting rod 2, a V-shaped wheel seat 3, an anti-skidding rolling wheel 4, a screw hole 5, an angle bearing 6, a long connecting bolt 7, a connecting seat 8, a bolt seat 9, a threaded rod structure 10, a nut 11, an upper seat 12, a lower seat 13, a hinge groove 14, a hinge sleeve 15, a bolt 16, a pull rod 17 and a water pipe 18.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, a water pipe air-connecting positioning alignment tool for reforming of a water storage pool noise reduction field comprises two annular positioning tools and a plurality of connecting pieces for tightly connecting the two annular positioning tools, the two annular positioning tools are coaxially arranged, all the connecting pieces are uniformly distributed on the annular positioning tools along the circumferential direction, each annular positioning tool comprises two mutually-spliced semi-circle support rings 1 and a plurality of radial adjusting mechanisms, all the radial adjusting mechanisms are divided into two groups and respectively arranged on the two semi-circle support rings 1, each radial adjusting mechanism is composed of a threaded adjusting rod 2 with scales and a V-shaped wheel seat 3, a plurality of anti-skidding rollers 4 used for contacting the outer wall of a water pipe 18 are arranged at two ends of the V-shaped wheel seat 3, and the axial direction of the anti-skidding rollers 4 is parallel to the axial direction of the water pipe 18.
All V type wheel seats 3 all are located the inboard of semicircle support ring 1, and every screw thread adjusting lever 2 all passes semicircle support ring 1 and is connected with the V type wheel seat 3 that corresponds from the extroversion inwards, is equipped with the screw 5 that a plurality of was used for supplying screw thread adjusting lever 2 to pass on the semicircle support ring 1, and screw thread adjusting lever 2 is located the inboard one end of semicircle support ring 1 and is connected with the top rotation of V type wheel seat 3, and the concave surface of V type wheel seat 3 is just to water pipe 18 setting. Before the water pipe 18 is welded, the end parts of the two water pipes 18 are sleeved with the two annular positioning tools, then the V-shaped wheel seats 3 are adjusted to move in the radial direction of the water pipe 18 by rotating the threaded adjusting rods 2, the displacement of the V-shaped wheel seats 3 in the radial direction of the water pipe 18 is judged by the scales on the threaded adjusting rods 2 until all the V-shaped wheel seats 3 abut against the pipe wall of the water pipe 18 together, and the scales of the two corresponding threaded adjusting rods 2 on the two annular positioning tools are kept consistent.
An angle bearing 6 for connecting the end part of the threaded adjusting rod 2 is embedded in the center of the V-shaped wheel seat 3, and the lower end of the threaded adjusting rod 2 is fixedly inserted into an inner ring of the angle bearing 6. The rotation of adjusting threaded rod can drive V type wheel seat 3 and remove, until V type wheel seat 3 supports tight water pipe 18 outer wall, angle bearing 6 provides the axial holding power for adjusting threaded rod, avoids V type wheel seat 3 to receive the pressure of 18 pipe walls of water pipe and makes adjusting threaded rod deviate from V type wheel seat 3.
All anti-skidding gyro wheels 4 in every radial adjustment mechanism are two liang of a set of symmetry and set up in the both ends of V type wheel seat 3, and every group anti-skidding gyro wheel 4 all sets up along the axis direction interval of semicircle support ring 1, and the anti-skidding gyro wheel 4 outside is equipped with the rubber skid resistant course. After the annular positioning light fixture is clamped at the end part of the water pipe 18, the anti-skidding rollers 4 only can rotate in the circumferential direction of the water pipe 18, and the water pipe 18 cannot move in the axial direction, so that the end parts of the two water pipes 18 can be close to each other until the end parts are attached along with tightening of the connecting piece.
Every connecting piece all includes a long connecting bolt 7 and two connecting seats 8, two connecting seats 8 set up respectively on two annular location frock, the outside of two connecting seats 8 all is equipped with the bolt seat 9 that is used for supplying long connecting bolt 7 to pass, the one end that self cap end was kept away from to long connecting bolt 7 is threaded rod structure 10, the one end of long connecting bolt 7 is passed two bolt seats 9 in proper order and is locked through a nut 11, one side that two bolt seats 9 kept away from each other is contradicted with nut 11 and long connecting bolt 7's cap end respectively. By turning the locking nut 11, the two corresponding connection sockets 8 are brought closer together, and the ends of the two water tubes 18 are brought closer together until they are in contact.
The connecting seat 8 comprises upper seat 12 and lower seat 13, passes through bolted connection between upper seat 12 and the lower seat 13, and upper seat 12 and lower seat 13 are located the outside and the inboard of semicircle support ring 1 respectively, and lower seat 13 from inside to outside slip cap locates on the semicircle support ring 1 to lower seat 13 and upper seat 12 laminate with the inside and outside of semicircle support ring 1 respectively. The connecting seat 8 is divided into an upper seat 12 and a lower seat 13 so that the connecting seat can be conveniently arranged on the semicircular supporting ring 1.
Two ends of each semicircular support ring 1 are respectively provided with a hinge groove 14 and a hinge sleeve 15, the hinge sleeve 15 is positioned in the hinge groove 14, and the end part of each semicircular support ring 1 is provided with a bolt 16 which is used for penetrating through the hinge groove 14 and the hinge sleeve 15. After the two semicircular support rings 1 are respectively sleeved outside the water pipe 18, the two semicircular support rings are connected through the two bolts 16 to form a whole.
The outer side of each semicircular supporting ring 1 is provided with a pull rod 17 held by an arched hand.
The working principle is as follows: before welding the water pipe 18, firstly sleeving two annular positioning tools at the end parts of two water pipes 18, respectively sleeving two semicircular support rings 1 at the outer sides of the water pipes 18, connecting the two semicircular support rings to form a whole through two bolts 16, then rotating the thread adjusting rod 2 to adjust the V-shaped wheel seat 3 to move in the radial direction of the water pipe 18, judging the displacement of the V-shaped wheel seat 3 in the radial direction of the water pipe 18 through scales on the thread adjusting rod 2 until all the V-shaped wheel seats 3 jointly abut against the pipe wall of the water pipe 18, simultaneously keeping the scales of the two corresponding thread adjusting rods 2 on the two annular positioning tools consistent, clamping the annular positioning optical device at the end parts of the water pipes 18, only performing the autorotation of the water pipe 18 in the circumferential direction through the anti-skidding rolling wheels 4 without moving the water pipe 18 in the axial direction, and then rotating the locking nuts 11 to enable the two corresponding connecting seats 8 to approach each other, therefore, the end parts of the two water pipes 18 are close to each other until the end parts of the two water pipes are contacted, a worker starts welding after the end parts of the two water pipes 18 are aligned and contacted, and the two annular positioning tools are rotated through the pull rod 17, so that the shielded part to be welded is leaked, and the welding can be continued until the girth welding of the end part of the water pipe 18 is completed.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (8)
1. The utility model provides a water pipe air-connecting location alignment frock for on-the-spot transformation of making an uproar falls in cistern, a serial communication port, including two annular location frocks and a plurality of connecting piece that are used for two annular location frocks of fastening connection, the two coaxial line setting of two annular location frocks, all connecting pieces set up on annular location frock along circumferencial direction evenly distributed, every annular location frock all includes semicircle support ring (1) and the radial adjustment mechanism of a plurality of two concatenations of each other, all radial adjustment mechanism divide two sets of settings respectively on two semicircle support rings (1), every radial adjustment mechanism comprises screw thread adjusting rod (2) and a V type wheel seat (3) of taking the scale, the both ends of V type wheel seat (3) all are equipped with anti-skidding gyro wheel (4) that a plurality of is used for contacting water pipe (18) outer wall, the axis direction of anti-skidding gyro wheel (4) is parallel with the axis direction of water.
2. The water pipe air-connecting positioning alignment tool for the noise reduction field reconstruction of the water reservoir is characterized in that all V-shaped wheel seats (3) are located on the inner side of a semicircular support ring (1), each thread adjusting rod (2) penetrates through the semicircular support ring (1) from outside to inside and is connected with the corresponding V-shaped wheel seat (3), a plurality of screw holes (5) for the thread adjusting rods (2) to penetrate through are formed in the semicircular support ring (1), one end, located on the inner side of the semicircular support ring (1), of each thread adjusting rod (2) is rotatably connected with the top of the V-shaped wheel seat (3), and the concave surface of the V-shaped wheel seat (3) is opposite to a water pipe (18).
3. The water pipe air-connecting positioning alignment tool for the water reservoir noise reduction field reconstruction is characterized in that an angle bearing (6) for connecting the end part of the threaded adjusting rod (2) is embedded in the center of the V-shaped wheel seat (3), and the lower end of the threaded adjusting rod (2) is fixedly inserted into an inner ring of the angle bearing (6).
4. The water pipe air-connecting positioning alignment tool for the water storage tank noise reduction field reconstruction is characterized in that all anti-skid rollers (4) in each radial adjusting mechanism are symmetrically arranged at two ends of a V-shaped wheel seat (3) in a pairwise mode, each set of anti-skid rollers (4) are arranged at intervals along the axial direction of a semicircular support ring (1), and rubber anti-skid layers are arranged on the outer sides of the anti-skid rollers (4).
5. The water pipe air-connecting positioning and aligning tool for the noise reduction field reconstruction of the water storage tank is characterized in that each connecting piece comprises a long connecting bolt (7) and two connecting seats (8), the two connecting seats (8) are respectively arranged on the two annular positioning tools, bolt seats (9) for the long connecting bolts (7) to pass through are arranged on the outer sides of the two connecting seats (8), one end, far away from the cap end of the long connecting bolt (7), of each long connecting bolt (7) is of a threaded rod structure (10), one end of each long connecting bolt (7) sequentially passes through the two bolt seats (9) and is locked through a nut (11), and one sides, far away from each other, of the two bolt seats (9) are respectively abutted against the cap ends of the nut (11) and the long connecting bolt (7).
6. The water pipe air-connecting positioning alignment tool for the noise reduction field reconstruction of the water reservoir is characterized in that the connecting seat (8) consists of an upper seat (12) and a lower seat (13), the upper seat (12) is connected with the lower seat (13) through a bolt, the upper seat (12) and the lower seat (13) are respectively positioned on the outer side and the inner side of the semicircular supporting ring (1), the lower seat (13) is sleeved on the semicircular supporting ring (1) in a sliding manner from inside to outside, and the lower seat (13) and the upper seat (12) are respectively attached to the inner side and the outer side of the semicircular supporting ring (1).
7. The water pipe air-connecting positioning and aligning tool for the noise reduction field reconstruction of the water reservoir is characterized in that a hinge groove (14) and a hinge sleeve (15) are respectively arranged at two ends of each semicircular support ring (1), the hinge sleeve (15) is positioned in the hinge groove (14), and a plug pin (16) for penetrating through the hinge groove (14) and the hinge sleeve (15) is arranged at the end part of each semicircular support ring (1).
8. The water pipe air-connecting positioning and aligning tool for the noise reduction field reconstruction of the water reservoir is characterized in that the outer side of each semicircular supporting ring (1) is provided with a pull rod (17) held by an arched hand.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920982865.0U CN210476055U (en) | 2019-06-27 | 2019-06-27 | Water pipe air-connecting positioning alignment tool for on-site reconstruction of reservoir noise reduction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920982865.0U CN210476055U (en) | 2019-06-27 | 2019-06-27 | Water pipe air-connecting positioning alignment tool for on-site reconstruction of reservoir noise reduction |
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| CN210476055U true CN210476055U (en) | 2020-05-08 |
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| CN112247466A (en) * | 2020-09-11 | 2021-01-22 | 中国电建集团贵州工程有限公司 | Pipe fitting welding alignment system that non-coplane multiple spot was adjusted |
| CN112372220A (en) * | 2020-12-28 | 2021-02-19 | 华能青岛热电有限公司 | Pipeline installation aligning device |
| CN113063033A (en) * | 2021-03-16 | 2021-07-02 | 江苏中湖市政园林工程有限公司 | Underground sewage pipeline protection framework and pipeline construction method |
| CN114393361A (en) * | 2022-01-26 | 2022-04-26 | 中国水电四局（兰州）机械装备有限公司 | Be applied to group of water conservancy water and electricity penstock field welding process to platform truck |
| CN114682987A (en) * | 2022-06-01 | 2022-07-01 | 利丰新能源技术(山东)股份有限公司 | Wellhead butt joint device and butt joint method thereof |
| CN114939450A (en) * | 2022-06-13 | 2022-08-26 | 广州金域医学检验中心有限公司 | Test tube and anti-overflow interpretation method thereof |
| CN115042011A (en) * | 2022-06-28 | 2022-09-13 | 山西北方机械制造有限责任公司 | Processing method for accurately aligning inner hole spiral grooves of two-body type barrel part |
| CN117962152A (en) * | 2024-03-28 | 2024-05-03 | 大同宇林德石墨新材料股份有限公司 | Processing device for graphite electrode |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112247466A (en) * | 2020-09-11 | 2021-01-22 | 中国电建集团贵州工程有限公司 | Pipe fitting welding alignment system that non-coplane multiple spot was adjusted |
| CN112247466B (en) * | 2020-09-11 | 2022-03-01 | 中国电建集团贵州工程有限公司 | Pipe fitting welding alignment system that non-coplane multiple spot was adjusted |
| CN112372220A (en) * | 2020-12-28 | 2021-02-19 | 华能青岛热电有限公司 | Pipeline installation aligning device |
| CN113063033A (en) * | 2021-03-16 | 2021-07-02 | 江苏中湖市政园林工程有限公司 | Underground sewage pipeline protection framework and pipeline construction method |
| CN114393361A (en) * | 2022-01-26 | 2022-04-26 | 中国水电四局（兰州）机械装备有限公司 | Be applied to group of water conservancy water and electricity penstock field welding process to platform truck |
| CN114682987A (en) * | 2022-06-01 | 2022-07-01 | 利丰新能源技术(山东)股份有限公司 | Wellhead butt joint device and butt joint method thereof |
| CN114939450A (en) * | 2022-06-13 | 2022-08-26 | 广州金域医学检验中心有限公司 | Test tube and anti-overflow interpretation method thereof |
| CN114939450B (en) * | 2022-06-13 | 2023-10-10 | 广州金域医学检验中心有限公司 | Test tube and test tube overflow-preventing interpretation method |
| CN115042011A (en) * | 2022-06-28 | 2022-09-13 | 山西北方机械制造有限责任公司 | Processing method for accurately aligning inner hole spiral grooves of two-body type barrel part |
| CN115042011B (en) * | 2022-06-28 | 2023-09-26 | 山西北方机械制造有限责任公司 | Machining method for accurately aligning inner hole spiral grooves of two-body type cylinder parts |
| CN117962152A (en) * | 2024-03-28 | 2024-05-03 | 大同宇林德石墨新材料股份有限公司 | Processing device for graphite electrode |
| CN117962152B (en) * | 2024-03-28 | 2024-06-07 | 大同宇林德石墨新材料股份有限公司 | Processing device for graphite electrode |
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