CN205764672U - Interior pipe clamp - Google Patents
Interior pipe clamp Download PDFInfo
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- CN205764672U CN205764672U CN201620443914.XU CN201620443914U CN205764672U CN 205764672 U CN205764672 U CN 205764672U CN 201620443914 U CN201620443914 U CN 201620443914U CN 205764672 U CN205764672 U CN 205764672U
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Abstract
nullPipe clamp in a kind of，Including expansion assembly (1)、Drive the driving assembly (2) that expansion assembly (1) is expanded or shunk and the connection assembly (3) connecting expansion assembly (1) and driving assembly (2)，It is characterized in that: connect the erecting bed that assembly (3) includes being coaxially disposed，Erecting bed quantity at least two，Adjacent erecting bed has been at least connected with three the most equally distributed expansion assemblies (1)，Expansion assembly (1) includes abutting platform (11)、Sliding bar (12) and hinge bar (13)，Sliding bar (12) and hinge bar (13) center are hinged，Sliding bar (12) one end and hinge bar (13) one end are respectively hinged on adjacent erecting bed，Sliding bar (12) other end and abutting platform (11) sliding connect，Hinge bar (13) other end and abutting platform (11) are hinged.This utility model has the advantages that the mode utilizing hinge bar hinged with sliding bar center lifts and abuts platform and realize abutting fitting tightly of platform and inner-walls of duct；Leading screw and erecting bed is utilized to drive expansion assembly, efficient and convenient, and be independent of each other during regulation；Protecting tube protects leading screw, prevents leading screw not because sliding is worn and torn；Abutting and have breach of stepping down on platform, protection abuts platform and is not collided by jointed shaft.
Description
Technical field
This utility model relates to a kind of pipeline welding fixture, particularly to pipe clamp in one.
Background technology
In Pressure Vessel Manufacture Process, when usually can run into steel pipe docking, must assure that the Process Quality Control problem of docking deviation.Tube wall docking deviation precision is had better quality to control requirement by the especially field such as oil field, food.Traditional Technology ensureing steel pipe docking deviation is indirectly to be reached by the docking deviation controlling tube outer wall.But, because the material foozles such as the ovality of each pipe existence itself, wall thickness deviation, even if so tube outer wall has alignd, and the situation that tube wall does not the most align, even can produce bigger inwall docking deviation.When tube wall is unjustified, unbalance stress in pipe, big to weld impact, the impact welding pipeline longevity.Therefore, clamp inwall and make the pipeline welding fixture of aligning inner be invented.
The existing Chinese patent referring to Application No. 201120224653.X, it discloses the tooling fixture for aligning inner of a kind of walls of tube butt-welded seams, its by clamp body, taper expander roll, pull bar, swollen post, clamp cover, exit plate washer and spacing steel disc forms, swollen post is loaded in the cylinder hole of clamp body, then covering clamp cover, one end of pull bar is connected fixing with taper expander roll rib-loop.After substantially aligned for two pipelines, frock clamp is reached two pipe junctions, taper expander roll is inserted clamp body and pushes ahead, under the conical surface squeezing action of taper expander roll, make swollen post prominent to surrounding, just prop up inner-walls of duct by the excircle of swollen post, it is ensured that the aligning inner of two tubes.
But owing to taper expander roll becomes the conical surface, so outer wall is also to tilt after swollen post stretches out, when abutting two pipelines, owing to tilting, swollen post cannot be fitted completely with straight inner-walls of duct, can only point cantact, inner-walls of duct cannot be abutted securely, and owing to tilting, when the pipeline near one end, taper expander roll big footpath abuts firm, the pipeline of taper expander roll path one end is still without abutting so that two inside pipe walls cannot be perfectly aligned.
Utility model content
The purpose of this utility model is to provide a kind of interior pipe clamp ensureing that inner-walls of duct aligns.
Above-mentioned technical purpose of the present utility model has the technical scheme that
Pipe clamp in a kind of, including expansion assembly, drive expansion assembly expansion or the driving assembly shunk and connect expansion assembly and the connection assembly driving assembly, connect the erecting bed that assembly includes being coaxially disposed, erecting bed quantity at least two, adjacent erecting bed has been at least connected with three expansion assemblies the most equally distributed, expansion assembly includes abutting platform, sliding bar and hinge bar, sliding bar and hinge bar center are hinged, sliding bar one end and hinge bar one end are respectively hinged on adjacent erecting bed, the sliding bar other end and abutting platform sliding connect, the hinge bar other end and abutting table-hinges connect.
By using such scheme, Component driver erecting bed is driven to move, change the spacing of adjacent erecting bed, thus change the angle of sliding bar and the angle of erecting bed, hinge bar and erecting bed, according to trigonometric function, when adjacent erecting bed spacing diminishes, two angles become big, hinge bar and the sliding bar articulated position projector distance away from erecting bed becomes big, thus abut the platform projector distance away from erecting bed and become big, i.e. expansion assembly expansion, abuts two inner-walls of duct, carries out the alignment to inner-walls of duct and carry out welded pipe line；Otherwise, when adjacent erecting bed spacing diminishes, expansion assembly shrinks, and is taken out by interior pipe clamp in the pipeline welded.All it is vertically arranged owing to abutting platform, so it is the most parallel, and erecting bed is coaxial, connecting rod is hinged with sliding bar center makes to abut platform and no matter shrink or expand the most parallel, so abutting platform contacts with straight inner-walls of duct face, more stable relative to point cantact.And expansion assembly is circumferentially uniformly distributed, expansion assembly has at least contacted at three with inner-walls of duct simultaneously, adds and abuts the frictional force produced so that interior pipe clamp degree of freedom is zero, causes interior pipe clamp motionless, it is ensured that the clamping of interior pipe clamp.
Preferably, assembly is driven to include leading screw and the actuating sleeve being connected with threads of lead screw, erecting bed includes the second erecting bed that the first erecting bed being connected with screw turns is connected with threads of lead screw and fixes the 3rd erecting bed being connected with leading screw sliding, first erecting bed is positioned at leading screw one end and axial restraint, second erecting bed is between the first erecting bed and the 3rd erecting bed, and the 3rd erecting bed matches with actuating sleeve.
By using such scheme, fixing the second erecting bed, rotational lead screw, the gyration of self is converted into linear motion by leading screw, makes the first erecting bed with leading screw axial restraint and the second erecting bed spacing change, adjusts corresponding expansion assembly state；Fix the second erecting bed, drive the 3rd erecting bed sliding axial restraint the 3rd erecting bed again with actuating sleeve, make the second erecting bed and the 3rd erecting bed spacing change, adjust corresponding expansion assembly state.Owing to sliding bar is connected with abutting platform sliding, when expansion assembly is expanded, on abutting platform, sliding bar sliding connects one end and is abutted against hinge bar and connects one end with abutting table-hinges.If only two erecting beds, go to abut two inner-walls of duct with a set of expansion assembly, the abutting existing hinge bar of platform part abutted with an inner-walls of duct has again sliding bar, and the platform remainder that abuts abutted with another inner-walls of duct only supplies the chute of sliding bar sliding, when so inner tube clips and connects inner-walls of duct, abut platform remainder intensity not enough, deform, so cannot be by two inner-walls of duct clampings, alignment.And if more erecting bed, then cost of idleness.So arranging three erecting beds is preferred plan.Different with the annexation of leading screw additionally, due to three erecting beds, although adjacent erecting bed is connected by expansion assembly, but adjacent erecting bed spacing can be changed.
It is also preferred that the left have the word hole for one end sliding of sliding bar on abutting platform, a word hole is arranged and away from the second erecting bed along leading screw bearing of trend.
By using such scheme, abutting platform is allowed to reclaim, simultaneously as a word hole is away from the second erecting bed, so during Xia Jianging, saving the length of the second erecting bed by a word hole regulation.
It is also preferred that the left screw set is provided with back-moving spring, back-moving spring two ends abut with the second erecting bed, the 3rd erecting bed respectively, and the opposite side that the 3rd erecting bed abuts with back-moving spring abuts with actuating sleeve；Screw set is provided with location spring, and location both ends of the spring abuts with the first erecting bed and the second erecting bed respectively.
By using such scheme, rotate actuating sleeve, the gyration of self is converted into linear motion by leading screw by actuating sleeve, 3rd erecting bed is against on actuating sleeve by back-moving spring, makes the 3rd erecting bed, the second erecting bed generation relative displacement, and is installed the 3rd and actuating sleeve location by spring, ensure that actuating sleeve is when screw turns, 3rd erecting bed will not rotate with driving platform, and then ensure that expansion assembly will not rotate, it is ensured that expansion assembly is stably connected to inner-walls of duct.And position spring and the first erecting bed is pressed on one end of leading screw, ensure the axial location of the first erecting bed and leading screw, the pressure of the second erecting bed is offseted by location spring with back-moving spring simultaneously, reduces the axial load of the second erecting bed, it is ensured that stablizing of the second erecting bed.
It is also preferred that the left leading screw one end is connected with handle away from first erecting bed one end, and the affixed straight-bar in actuating sleeve both sides.
By using such scheme, handle and straight-bar respectively leading screw and actuating sleeve provide impetus, facilitate rotational lead screw and actuating sleeve.
It is also preferred that the left the second erecting bed is connected with protecting tube, the second erecting bed is connected with protecting tube, and protecting tube is set on leading screw, and the 3rd erecting bed, back-moving spring and location spring are all set on protecting tube outer wall.
By using such scheme, the sliding on protecting tube of the second erecting bed is, and ensure that the second erecting bed, back-moving spring and location spring will not wear and tear the screw thread on leading screw in slipping, protect the helicitic texture on leading screw.
Hand-held pipe, hand-held pipe two ends is had to abut with the 3rd erecting bed and actuating sleeve respectively it is also preferred that the left protecting tube sliding connects.
By using such scheme, when two pipeline docking, interior pipe clamp inserts in pipe, fixes the second erecting bed with hands, rotational lead screw, being clamped by one of them pipeline, then clamped by another pipeline, at this moment the second erecting bed is positioned at two pipe joints, it is difficult to fix the second erecting bed with hands and then rotate actuating sleeve, so holding hand-held pipe, rotating actuating sleeve, another piping clip is handled by regulation expansion assembly.
Preferably, abut platform both sides and be respectively provided with a hinge bar and a sliding bar, and two hinge bar Joints, two sliding bar Joints, it is provided with jointed shaft, the center of two hinge bars and two sliding bars hinged centrally through jointed shaft between two hinge bars and two sliding bars.
By use such scheme, two hinge bars and two sliding bars simultaneously with abuts platform and moves, prevent from abutting platform double swerve, it is ensured that what expansion assembly moved stablizes.
It is also preferred that the left abut platform to have the breach of stepping down matched with jointed shaft near jointed shaft side.
By using such scheme, when abutting platform and dropping to bottom, breach of stepping down accommodates jointed shaft, when expansion assembly shrinks, prevents abutting platform and clashes into jointed shaft, protect abutting platform and jointed shaft, extend both life-spans.
In sum, this utility model has the advantages that the mode utilizing hinge bar hinged with sliding bar center lifts and abuts platform and realize abutting fitting tightly of platform and inner-walls of duct；Leading screw and erecting bed is utilized to drive expansion assembly, efficient and convenient, and be independent of each other during regulation；Protecting tube protects leading screw, prevents leading screw not because sliding is worn and torn；Abutting and have breach of stepping down on platform, protection abuts platform and is not collided by jointed shaft.
Accompanying drawing explanation
Fig. 1 is interior pipe clamp structure schematic diagram；
Fig. 2 is leading screw and erecting bed annexation schematic diagram.
In figure, 1, expansion assembly；11, platform is abutted；111, a word hole；112, step down breach；12, sliding bar；13, hinge bar；2, assembly is driven；21, leading screw；22, actuating sleeve；23, back-moving spring；3, assembly is connected；31, the first erecting bed；32, the second erecting bed；321, protecting tube；33, the 3rd erecting bed；4, location spring；5, handle；6, straight-bar；7, hand-held pipe；8, jointed shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.The most identical parts are presented with like reference characters.It should be noted that, in describing below, the word "front", "rear" of use, "left", "right", "up" and "down" refer to the direction in accompanying drawing, and word " bottom surface " and " end face ", " interior " and " outward " refer respectively to the direction towards or away from particular elements geometric center.
Above-mentioned technical purpose of the present utility model has the technical scheme that
Pipe clamp in a kind of, drives assembly 2 including what expansion assembly 1, driving expansion assembly 1 were expanded or shunk and connects expansion assembly 1 and the connection assembly 3 driving assembly 2.Drive assembly 2 drive connection assembly 3 to move, and then change expansion assembly 1 state, make expansion assembly 1 shrink or expand.After expansion assembly 1 expansion, abut two inner-walls of duct, by two pipe alignment, weld two pipelines.After welding, expansion assembly 1 shrinks, and inner tube is gripped out, prevents interior pipe clamp attrition tube road inwall, protective conduit inwall.
As shown in Figure 1, connect three erecting beds that assembly 3 includes being coaxially disposed, adjacent erecting bed connects three expansion assemblies 1 the most equally distributed, and expansion assembly 1 includes abutting platform 11, sliding bar 12 and hinge bar 13, and the abutting platform 11 of each expansion assembly 1 is vertically arranged.Sliding bar 12 and hinge bar 13 center are hinged, and sliding bar 12 and hinge bar 13 one end are respectively hinged on adjacent erecting bed, and sliding bar 12 other end and abutting platform 11 sliding connect, and hinge bar 13 other end and abutting platform 11 are hinged.Assembly 2 drive installation platform is driven to move, change the spacing of adjacent erecting bed, thus change sliding bar 12 and the angle of erecting bed, hinge bar 13 and the angle of erecting bed, when adjacent erecting bed spacing diminishes, two angles become big, and hinge bar 13 and the sliding bar 12 articulated position projector distance away from erecting bed becomes big, thus abut the platform 11 projector distance away from erecting bed and become big, i.e. expansion assembly 1 is expanded, and abuts two inner-walls of duct；Otherwise, when adjacent erecting bed spacing diminishes, and expansion assembly 1 shrinks.It is vertically arranged due to abutting platform 11 and outer surface is positioned on the side of same cylinder, and erecting bed is coaxial, connecting rod and sliding bar 12 center is hinged makes to abut platform 11 and no matter shrink or expand on the side being the most still positioned at same cylinder, so abut platform 11 to contact with straight inner-walls of duct face, more stable relative to point cantact.And expansion assembly 1 is circumferentially uniformly distributed, expansion assembly 1 inner-walls of duct contact simultaneously has at three, adds and abuts the frictional force produced so that interior pipe clamp degree of freedom is zero, causes interior pipe clamp motionless, it is ensured that the clamping of interior pipe clamp.
In order to ensure that what expansion assembly 1 moved stablizes, abutting platform 11 both sides and being respectively provided with a hinge bar 13 and a sliding bar 12, and two hinge bar 13 two ends are by two fixing axle Joints.Same, two sliding bar 12 two ends are hinged centrally through a jointed shaft 8 also by two other fixing axle Joints, two hinge bar 13 centers and two sliding bars 12.Two hinge bars 13 and two sliding bars 12 simultaneously with abuts platform 11 and moves, prevent abutting platform 11 double swerve.
As it is shown in figure 1, abut platform 11 to have the breach 112 of stepping down matched with jointed shaft 8 near jointed shaft 8 side.When abutting platform 11 and dropping to bottom, breach 112 of stepping down accommodates jointed shaft 8, when expansion assembly 1 shrinks, prevents abutting platform 11 and clashes into jointed shaft 8, protect abutting platform 11 and jointed shaft 8, extend both life-spans.
Having the word hole 111 for sliding bar 12 one end sliding on platform 11 as it is shown in figure 1, abut, a word hole 111 is arranged and away from the second erecting bed 32 along leading screw 21 bearing of trend.Allow abutting platform 11 reclaim by word hole 111 regulation, simultaneously as a word hole 111 is away from the second erecting bed 32, so during Xia Jianging, abutting platform 11 also under move away from the direction of the second erecting bed 32.If a word hole 111 is near the second erecting bed 32, during decline, abutting platform 11 and also move to the direction of the second erecting bed 32, the second erecting bed 32 needs more to lengthen, and just can prevent neighbouring abutting platform 11 from colliding.So which saving the length of the second erecting bed 32.
As it is shown in figure 1, drive assembly 2 to include leading screw 21, actuating sleeve 22 and back-moving spring 23, and actuating sleeve 22 is threadeded with leading screw 21.Three erecting beds are respectively the first erecting bed 31 being rotationally connected with leading screw 21 second erecting bed 32 threaded with leading screw 21 and the 3rd erecting bed 33 fixing to be connected with leading screw 21 sliding, first erecting bed 31 is positioned at leading screw 21 one end and axial restraint, and the second erecting bed 32 is between the first erecting bed 31 and the 3rd erecting bed 33.Fix the second erecting bed 32, rotational lead screw 21, the gyration of self is converted into linear motion by leading screw 21, and the first erecting bed 31 is ejected by leading screw 21, make the first erecting bed 31 with leading screw 21 axial restraint change with the second erecting bed 32 spacing, adjust corresponding expansion assembly 1 state；Fix the second erecting bed 32, drive the 3rd erecting bed 33 sliding axial restraint the 3rd erecting bed 33 again with actuating sleeve 22, make the second erecting bed 32 change with the 3rd erecting bed 33 spacing, adjust corresponding expansion assembly 1 state.Owing to sliding bar 12 is connected with abutting platform 11 sliding, when expansion assembly 1 is expanded, on abutting platform 11, sliding bar 12 sliding connects one end and is abutted against hinge bar 13 and the 11 hinged one end that abut platform.If only two erecting beds, go to abut two inner-walls of duct with a set of expansion assembly 1, the abutting platform 11 existing hinge bar of part 13 abutted with an inner-walls of duct has again sliding bar 12, and platform 11 remainder that abuts abutted with another inner-walls of duct only supplies the chute of sliding bar 12 sliding, when so inner tube clips and connects inner-walls of duct, abut platform 11 remainder intensity not enough, deform, so cannot be by two inner-walls of duct clampings, alignment.And if more erecting bed, then cost of idleness.So arranging three erecting beds is preferred plan.Different with the annexation of leading screw 21 additionally, due to three erecting beds, although adjacent erecting bed is connected by expansion assembly 1, but can change adjacent erecting bed spacing.
And as depicted in figs. 1 and 2, the second erecting bed 32 is connected with protecting tube 321, protecting tube 321 is set on leading screw 21, and the 3rd erecting bed 33, back-moving spring 23 and location spring 4 are all set on protecting tube 321 outer wall.Second erecting bed 32 sliding on protecting tube 321, it is ensured that the second erecting bed 32 will not wear and tear the screw thread on leading screw 21 in slipping, in like manner, also prevent back-moving spring 23 and the location spring 4 abrasion to leading screw 21, it is ensured that the helicitic texture on leading screw 21.
As it is shown in figure 1, protecting tube 321 two ends are arranged with back-moving spring 23 and location spring 4 respectively, back-moving spring 23 two ends abut with the second erecting bed the 32, the 3rd erecting bed 33 respectively, and the opposite side that the 3rd erecting bed 33 abuts with back-moving spring 23 abuts with actuating sleeve 22.Rotate actuating sleeve 22, the gyration of self is converted into linear motion by leading screw 21 by actuating sleeve 22,3rd erecting bed 33 is against on actuating sleeve 22 by back-moving spring 23, make the 3rd erecting bed the 33, second erecting bed 32 that relative displacement to occur, and by spring, the 3rd installation is positioned with actuating sleeve 22, ensure that actuating sleeve 22 is when leading screw 21 rotates, 3rd erecting bed 33 will not rotate with driving platform, and then ensure that expansion assembly 1 will not rotate, it is ensured that expansion assembly 1 is stably connected to inner-walls of duct.And position spring 4 two ends and abut with the second erecting bed 32 with the first erecting bed 31 respectively, and leading screw 21 stretches out and is formed with positioning table, the first erecting bed 31 is held between location spring 4 and positioning table.First erecting bed 31 is pressed on positioning table by location spring 4, ensure the axial location of the first erecting bed 31 and leading screw 21, the pressure of the second erecting bed 32 is offseted by location spring 4 with back-moving spring 23 simultaneously, reduces the axial load of the second erecting bed 32, it is ensured that stablizing of the second erecting bed 32.
Protecting tube 321 sliding connects has hand-held pipe 7, hand-held pipe 7 two ends to abut with the 3rd erecting bed 33, actuating sleeve 22 respectively.When two pipeline docking, interior pipe clamp inserts in pipe, fix the second erecting bed 32, rotational lead screw 21 with hands, one of them pipeline is clamped, again another pipeline is clamped, at this moment the second erecting bed 32 is positioned at two pipe joints, it is difficult to fixes the second erecting bed 32 with hands and then rotates actuating sleeve 22, so holding hand-held pipe 7, rotating actuating sleeve 22, another piping clip is handled by regulation expansion assembly 1.
It addition, leading screw 21 one end is connected with handle 5 away from first erecting bed 31 one end, and the affixed straight-bar in actuating sleeve 22 both sides 6.Handle 5 and straight-bar 6 respectively leading screw 21 and actuating sleeve 22 provide impetus, facilitate rotational lead screw 21 and actuating sleeve 22.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.
Claims (9)
- null1. pipe clamp in a kind，Including expansion assembly (1)、Drive the driving assembly (2) that expansion assembly (1) is expanded or shunk and the connection assembly (3) connecting expansion assembly (1) and driving assembly (2)，It is characterized in that: connect the erecting bed that assembly (3) includes being coaxially disposed，Erecting bed quantity at least two，Adjacent erecting bed has been at least connected with three the most equally distributed expansion assemblies (1)，Expansion assembly (1) includes abutting platform (11)、Sliding bar (12) and hinge bar (13)，Sliding bar (12) and hinge bar (13) center are hinged，Sliding bar (12) one end and hinge bar (13) one end are respectively hinged on adjacent erecting bed，Sliding bar (12) other end and abutting platform (11) sliding connect，Hinge bar (13) other end and abutting platform (11) are hinged.
- Interior pipe clamp the most according to claim 1, it is characterized in that: drive assembly (2) to include leading screw (21) and the actuating sleeve (22) threadeded with leading screw (21), erecting bed includes the first erecting bed (31) being rotationally connected with leading screw (21), second erecting bed (32) threaded with leading screw (21) and fix the 3rd erecting bed (33) being connected with leading screw (21) sliding, first erecting bed (31) is positioned at leading screw (21) one end and axial restraint, second erecting bed (32) is positioned between the first erecting bed (31) and the 3rd erecting bed (33), and the 3rd erecting bed (33) matches with actuating sleeve (22).
- Interior pipe clamp the most according to claim 2, it is characterized in that: abut and have the word hole (111) for sliding bar (12) one end sliding on platform (11), a word hole (111) is arranged and away from the second erecting bed (32) along leading screw (21) bearing of trend.
- Interior pipe clamp the most according to claim 2, it is characterized in that: leading screw (21) is arranged with back-moving spring (23), back-moving spring (23) two ends abut with the second erecting bed (32), the 3rd erecting bed (33) respectively, and the opposite side that the 3rd erecting bed (33) abuts with back-moving spring (23) abuts with actuating sleeve (22)；Leading screw (21) is arranged with location spring (4), and spring (4) two ends, location abut with the second erecting bed (32) with the first erecting bed (31) respectively.
- Interior pipe clamp the most according to claim 4, it is characterised in that: leading screw (21) one end is connected with handle (5) away from the first erecting bed (31) one end, and the affixed straight-bar in actuating sleeve (22) both sides (6).
- Interior pipe clamp the most according to claim 4, it is characterized in that: the second erecting bed (32) is connected with protecting tube (321), protecting tube (321) is set on leading screw (21), and the 3rd erecting bed (33), back-moving spring (23) and location spring (4) are all set on protecting tube (321) outer wall.
- Interior pipe clamp the most according to claim 6, it is characterized in that: protecting tube (321) sliding connects has hand-held pipe (7), hand-held pipe (7) two ends to abut with the 3rd erecting bed (33) and actuating sleeve (22) respectively.
- Interior pipe clamp the most according to claim 1, it is characterized in that: abut platform (11) both sides and be respectively provided with a hinge bar (13) and a sliding bar (12), and two hinge bar (13) Joints, two sliding bar (12) Joints, jointed shaft (8) it is provided with, the center of two hinge bars (13) and two sliding bars (12) hinged centrally through jointed shaft (8) between two hinge bars (13) and two sliding bars (12).
- Interior pipe clamp the most according to claim 8, it is characterised in that: abut platform (11) and have, near jointed shaft (8) side, the breach of stepping down (112) matched with jointed shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443914.XU CN205764672U (en) | 2016-05-16 | 2016-05-16 | Interior pipe clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443914.XU CN205764672U (en) | 2016-05-16 | 2016-05-16 | Interior pipe clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205764672U true CN205764672U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620443914.XU Expired - Fee Related CN205764672U (en) | 2016-05-16 | 2016-05-16 | Interior pipe clamp |
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| Country | Link |
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| CN (1) | CN205764672U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378759A (en) * | 2017-06-09 | 2017-11-24 | 安徽机电职业技术学院 | A kind of large-size pipe fixing device for being used to be machined |
| CN107520576A (en) * | 2017-08-30 | 2017-12-29 | 中化二建集团有限公司 | Slip-on welding flange internal clamp |
| CN107617850A (en) * | 2017-10-29 | 2018-01-23 | 兰州城市学院 | Automatic welding support inside a kind of pipeline |
| CN109513988A (en) * | 2017-09-20 | 2019-03-26 | 郑州大学 | Novel circular tube fixture |
| CN110550448A (en) * | 2019-09-11 | 2019-12-10 | 河南中硬合金有限公司 | Hard alloy blank pressing and transferring device |
| CN111020130A (en) * | 2019-12-24 | 2020-04-17 | 西安航天动力机械有限公司 | Thin-wall cylinder deformation-preventing inner support tool |
| CN112894252A (en) * | 2021-01-26 | 2021-06-04 | 合肥实华管件有限责任公司 | Hydrogen production device pressure-bearing pipeline welding group is to frock |
| CN113664349A (en) * | 2021-09-15 | 2021-11-19 | 许志远 | Resistance welding machine |
| CN116423068A (en) * | 2023-06-12 | 2023-07-14 | 山东鲁旺机械设备有限公司 | Pipe fitting cutting device for production of building hanging basket |
-
2016
- 2016-05-16 CN CN201620443914.XU patent/CN205764672U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378759A (en) * | 2017-06-09 | 2017-11-24 | 安徽机电职业技术学院 | A kind of large-size pipe fixing device for being used to be machined |
| CN107520576A (en) * | 2017-08-30 | 2017-12-29 | 中化二建集团有限公司 | Slip-on welding flange internal clamp |
| CN107520576B (en) * | 2017-08-30 | 2019-05-07 | 中化二建集团有限公司 | Slip-on welding flange internal clamp |
| CN109513988A (en) * | 2017-09-20 | 2019-03-26 | 郑州大学 | Novel circular tube fixture |
| CN107617850A (en) * | 2017-10-29 | 2018-01-23 | 兰州城市学院 | Automatic welding support inside a kind of pipeline |
| CN110550448A (en) * | 2019-09-11 | 2019-12-10 | 河南中硬合金有限公司 | Hard alloy blank pressing and transferring device |
| CN111020130A (en) * | 2019-12-24 | 2020-04-17 | 西安航天动力机械有限公司 | Thin-wall cylinder deformation-preventing inner support tool |
| CN112894252A (en) * | 2021-01-26 | 2021-06-04 | 合肥实华管件有限责任公司 | Hydrogen production device pressure-bearing pipeline welding group is to frock |
| CN113664349A (en) * | 2021-09-15 | 2021-11-19 | 许志远 | Resistance welding machine |
| CN116423068A (en) * | 2023-06-12 | 2023-07-14 | 山东鲁旺机械设备有限公司 | Pipe fitting cutting device for production of building hanging basket |
| CN116423068B (en) * | 2023-06-12 | 2023-08-18 | 山东鲁旺机械设备有限公司 | Pipe fitting cutting device for production of building hanging basket |
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Address after: 301700 Tianjin Wuqing District South Xinzhuang Interchange Bridge South Patentee after: Tianjin huafao metal products Limited by Share Ltd Address before: 301700 Tianjin Wuqing District South Xinzhuang Interchange Bridge South Patentee before: Tianjin Huawei Metal Product Co., Ltd. |
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