CN217328948U - Flange structure convenient to installation - Google Patents
Flange structure convenient to installation Download PDFInfo
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- CN217328948U CN217328948U CN202121405156.XU CN202121405156U CN217328948U CN 217328948 U CN217328948 U CN 217328948U CN 202121405156 U CN202121405156 U CN 202121405156U CN 217328948 U CN217328948 U CN 217328948U
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Abstract
The utility model relates to a pipe connection spare technical field specifically is a flange structure convenient to installation, including mounting flange and flange, the last tapered end spare that is provided with the symmetric distribution of mounting flange, be provided with the lug on the tapered end spare, the last runner locking piece groove of having seted up of flange, be provided with the runner latch fitting on the runner locking piece groove, set up the tapered end groove corresponding with tapered end spare on the runner latch fitting, the inside in tapered end groove is provided with a lug brace table, the lug is connected with a lug brace table block, set up the extension arm rotation groove of symmetric distribution on the runner latch fitting, the inside that the extension arm rotated the groove is provided with the extension arm. The utility model discloses the clockwise rotation extension arm makes the runner latch fitting take place rotatoryly, and more convenient is connected the lug brace table with the lug block, reaches the purpose of quick joint, need not to rectify the position relation of bolt and nut repeatedly, also need not use tools and fastens, simple structure, and convenient operation promotes the efficiency of installation greatly.
Description
Technical Field
The utility model relates to a flange structure and application method thereof especially relate to a flange structure convenient to installation, belong to pipe connection spare technical field.
Background
The flange connection refers to a mechanical connection mode of tensioning and sealing by a plurality of bolts after gaskets are lined between flange plates, and is commonly used for connecting pipe sections needing to be frequently disassembled, such as steel pipes, cast iron pipes, plastic pipes and the like, and pipes with larger pipe diameters.
The flange connection can realize the sealing connection under the great pressure, is consequently often used for the connection between pipeline, the pipe fitting, has the bolt hole on the flange, and the bolt makes two flanges tight coupling, and flange connection is pipeline construction's important connected mode, and flange connection convenient to use can bear great pressure, and in industrial pipeline, flange connection's use is very extensive.
Traditional flange all fixes through the bolt, at first will place the flange before the fastening, then will adjust the position of flange, make the bolt hole on the flange corresponding, then pass the flange hole with the bolt, fix fastening nut on the flange at last, the operation is more loaded down with trivial details, and can waste a large amount of time, in case the fastening is not in place, still can make the flange produce the slope, consequently the reduction that the leakproofness can be great, need dismantle and installing again, lead to the great reduction of efficiency of installation.
Chinese utility model patent publication No. CN 104006238B discloses a "flange", including mounting flange and flange, be equipped with fixing device between mounting flange and the flange, the mounting flange is equipped with a plurality of axial spouts, fixing device includes the jack catch that sets up on the spout, be equipped with the joint portion that is used for fixed flange on the jack catch, still be equipped with the actuating mechanism that drives jack catch axial motion on the mounting flange, actuating mechanism includes the rotatory drive runner of circumference, is equipped with the guide rail around the central axis spiral winding on the drive runner, be equipped with the guide slot with the guide rail looks adaptation on the jack catch, and it is convenient to install and dismantle, and fixing device includes the jack catch that sets up on the spout, be equipped with the joint portion that is used for fixed flange on the jack catch, and the joint portion is when the interactive flange, no matter whether rotate movable flange or rotate fixed flange, it is cumbersome and rotation is inherently difficult to achieve for larger flanges.
Therefore, there is a need for an improved flange structure to solve the above existing problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flange structure convenient to installation, clockwise rotation extension arm make the runner latch fitting take place rotatoryly, and more convenient is connected lug brace table and lug block, reaches the purpose of quick joint, need not to rectify the position relation of bolt and nut repeatedly, also need not the use tools and fastens, simple structure, and convenient operation promotes the efficiency of installation greatly.
In order to achieve the above object, the utility model discloses a main technical scheme include:
a flange structure convenient to install comprises a fixed flange and a connecting flange, wherein lock head pieces which are symmetrically distributed are arranged on the fixed flange, lugs are fixedly arranged on the lock head pieces, the lock head pieces are perpendicular to the lugs, a rotating wheel lock piece groove is formed in the connecting flange, a rotating wheel lock piece is rotatably arranged on the rotating wheel lock piece groove and is used for being clamped and connected with the lock head pieces after rotating, a lock head groove corresponding to the lock head pieces is formed in the rotating wheel lock piece, a lug support table is arranged inside the lock head groove, the side surface of the lug support table is sunken to the side surface of the lock head groove, the lock head pieces are clamped and connected with the lock head groove, and the lugs are clamped and connected with the lug support table;
through the technical scheme, the traditional flange is fixed through bolts, the flange is placed before fastening, the position of the flange is adjusted to enable bolt holes in the flange to correspond to each other, the bolts penetrate through the flange holes, and finally fastening nuts are fixed on the flange, so that the operation is complex, a large amount of time is wasted, once the fastening is not in place, the flange is inclined, the sealing performance is greatly reduced, and the mounting efficiency is greatly reduced;
after the tapered end piece on the fixed flange is clamped in the tapered end groove of the rotating wheel locking piece, the rotating wheel locking piece is rotated clockwise, so that the lug on the tapered end piece is clamped on the lug supporting table of the tapered end groove, the purpose of quick clamping is achieved, the position relation of a bolt and a nut does not need to be repeatedly corrected, the fastening is also not needed to be carried out by using tools, the structure is simple, the operation is convenient, and the installation efficiency is greatly improved;
more preferably, the side surface of the lug support platform side surface recess and the side surface of the lock head groove are arranged on the same vertical plane, after the clamping connection, the lug and the outer side surface of the rotating wheel lock piece are on the same vertical plane, the lug can be prevented from being collided by mistake from the outside to cause the fixed flange and the connecting flange to fall off, and the use safety is improved.
The rotating wheel locking piece is provided with symmetrically distributed extension arm rotating grooves, extension arms are arranged inside the extension arm rotating grooves, and the rotating angle range of the extension arms is 0-90 degrees;
through above technical scheme, set up the extension arm rotation groove of symmetric distribution on the runner latch fitting, the inside rotation that the extension arm rotated the groove is provided with the extension arm, it is tighter to be connected at mounting flange and flange, when resistance between mounting flange and the flange is great, can rotate after 90 degrees through the extension arm on the groove with the extension arm, be equivalent to the arm of force that increases the runner latch fitting, it can play the effect of province to increase the arm of force, promote the efficiency of installation, on the basis of not adjusting the connection flange, through clockwise rotation extension arm, make the runner latch fitting take place rotatoryly, consequently can be more convenient be connected lug brace table and lug block, need not extra use tools, moreover, the steam generator is simple in structure, can install the flange fast under the effect of province.
The fixing flange is provided with a first socket, the inside of the first socket is provided with a second socket, and a second sealing gasket is fixedly arranged between the first socket and the second socket.
A first plug is fixedly arranged at one end, close to the fixed flange, of the connecting flange, a second plug is fixedly arranged on the first plug, a first sealing gasket is fixedly arranged between the first plug and the second plug, the first plug is connected with the first socket in a clamping manner, and the second plug is connected with the second socket in a clamping manner;
through above technical scheme, last first socket and the second socket of being provided with of mounting flange, be connected with first plug and the second plug block on the flange, can slow down the pressure between mounting flange and the flange, the sealed pad of second between first socket and the second socket, the first sealed pad between first plug and the second plug, mutual extrusion prevents that liquid from overflowing, consequently, can promote the leakproofness of whole flange, it is convenient to peg graft, it is also simpler to connect, promote convenience and the leakproofness of use.
Preferably, mounting flange keeps away from the fixed anti-skidding handle that is provided with of one end of lock head spare, the fixed anti-skidding line that is provided with on the anti-skidding handle, the in-process that uses can be through the position of the anti-skidding line adjustment mounting flange on the mounting flange, and the friction between anti-skidding line can increase and the hand prevents to lead to the mounting flange slippage at the in-process of transport, promotes security and the convenience of using.
Preferably, runner latch fitting hole has been seted up to the centre of runner latch fitting, runner latch fitting hole rotation sets up on the runner latch fitting groove, the rotation that the runner latch fitting can be nimble on the runner latch fitting groove can be adjusted at any time, easy to assemble and dismantlement, the utilization ratio of promotion flange.
The extension arm rotates the inside in groove and sets up the pivot groove of symmetric distribution, the both sides face of extension arm all is fixed and is provided with the pivot, the pivot rotates the setting and is in the inside in pivot groove.
A limiting ring is fixedly arranged on the connecting flange and used for limiting the rotating wheel locking piece, and a limiting groove corresponding to the limiting ring is formed in one side of the extension arm;
the connecting flange is provided with second magnetic stripe grooves which are symmetrically distributed, a second magnetic stripe is fixedly arranged on the second magnetic stripe grooves, one side surface of the extension arm is provided with a first magnetic stripe groove corresponding to the second magnetic stripe grooves, a first magnetic stripe is fixedly arranged on the first magnetic stripe groove, and the magnetism of the contact surface of the first magnetic stripe and the second magnetic stripe is opposite;
through the technical scheme, the rotating shaft on the extension arm rotates on the rotating shaft groove of the extension arm rotating groove, the extension arm can rotate in the extension arm rotating groove, the rotating angle is 0-90 degrees, the rotating wheel locking piece can be conveniently rotated, the limiting ring on one side of the wheel locking piece groove can prevent the rotating wheel locking piece from moving far, and therefore the installation efficiency is improved;
simultaneously, the first magnetic stripe of extension arm a side is opposite with the second magnetic stripe contact surface magnetism of flange one side, consequently separates first magnetic stripe and second magnetic stripe in the in-process of using, can fix the extension arm through the absorption between first magnetic stripe and the second magnetic stripe after the use, plays the effect of accomodating, can prevent simultaneously that the extension arm from bumping because of the mistake and leading to flange and flange to drop, promotes security and the convenience of using.
Preferably, an extension arm handle is fixedly arranged on the extension arm, and an anti-skid sleeve is sleeved on the extension arm handle, so that the extension arm can be rotated transversely and longitudinally conveniently, and the use efficiency is improved.
The utility model discloses possess following beneficial effect at least:
1. through with tapered end spare joint on mounting flange behind the tapered end inslot portion of runner latch fitting, through clockwise rotation runner latch fitting, make the lug joint on the tapered end spare on the lug brace table in tapered end groove, reach the purpose of quick joint, need not to rectify the position relation of bolt and nut repeatedly, also need not use tools to fasten, simple structure, convenient operation promotes the efficiency of installation greatly.
2. Offer the extension arm rotation groove of symmetric distribution on the runner latch fitting, the extension arm rotates the inside rotation in groove and is provided with the extension arm, it is tighter to be connected at mounting flange and flange, when the resistance between mounting flange and the flange is great, can rotate after 5 rotatory 90 degrees of extension arm on the groove through rotating the extension arm, be equivalent to the arm of force that increases the runner latch fitting, the effect of province can be played in the increase arm of force, promote the efficiency of installation, on the basis of not adjusting the connection flange, through clockwise rotation extension arm, make the runner latch fitting take place rotatoryly, consequently can be more convenient be connected a supporting bench with the lug block, need not extra use tools, moreover, the steam generator is simple in structure, can install the flange fast under the effect of province.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is an exploded view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is a perspective view of the wheel lock of the present invention;
fig. 4 is a perspective view of the present invention;
FIG. 5 is a perspective view of the extension arm of the present invention;
fig. 6 is a cross-sectional view of the attachment flange of the present invention;
figure 7 is a cross-sectional view of the wheel lock of the present invention.
In the figure, 1-a fixed flange, 101-a first socket, 102-a second socket, 2-a connecting flange, 201-a first plug, 202-a second plug, 203-a turning wheel lock groove, 204-a second magnetic strip groove, 3-a locking head piece, 301-a lug, a 4-a turning wheel lock, 401-a locking head groove, 402-a lug support table, 403-an extension arm rotation groove, 404-a turning wheel lock hole, 405-a rotation shaft groove, 5-an extension arm, 501-a rotation shaft, 502-an extension arm handle, 503-a limiting groove, 504-a first magnetic strip groove, 6-a limiting ring, 7-an anti-skid handle, 8-an anti-skid texture, 9-a first magnetic strip, 901-a second magnetic strip, 10-a first sealing gasket, and 11-a second sealing gasket.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
As shown in fig. 1 to 7, the flange structure convenient to mount provided by this embodiment includes a fixing flange 1 and a connecting flange 2, a symmetrically distributed locking member 3 is disposed on the fixing flange 1, a lug 301 is fixedly disposed on the locking member 3, the locking member 3 is perpendicular to the lug 301, a rotating wheel locking member groove 203 is disposed on the connecting flange 2, a rotating wheel locking member 4 is rotatably disposed on the rotating wheel locking member groove 203, the rotating wheel locking member 4 is used for being engaged with the locking member 3 after being rotated, a locking groove 401 corresponding to the locking member 3 is disposed on the rotating wheel locking member 4, a lug supporting table 402 is disposed inside the locking groove 401, a side surface of the supporting table lug 402 is recessed from a side surface of the locking groove 401, the locking member 3 is engaged with the locking groove 401, and the lug 301 is engaged with the lug supporting table 402;
the traditional flange is fixed through bolts, the flange is firstly placed before being fastened, then the position of the flange is adjusted to enable bolt holes on the flange to correspond to each other, then the bolts penetrate through the flange holes, and finally fastening nuts are fixed on the flange, so that the operation is complex, a large amount of time is wasted, once the flange is not fastened in place, the flange is inclined, the sealing performance is greatly reduced, and the mounting efficiency is greatly reduced;
after the locking head piece 3 on the fixed flange 1 is clamped in the locking head groove 401 of the rotating wheel locking piece 4, the rotating wheel locking piece 4 is rotated clockwise, so that the lug 301 on the locking head piece 3 is clamped on the lug supporting table 402 of the locking head groove 401, the purpose of quick clamping is achieved, the position relation of a bolt and a nut does not need to be repeatedly corrected, tools are not needed for fastening, the structure is simple, the operation is convenient, and the installation efficiency is greatly improved;
furthermore, the side surface of the lug support platform 402 is recessed from the side surface of the lock head groove 401, after the clamping connection, the lug 301 and the outer side surface of the rotating wheel locking piece 4 are on the same vertical plane, so that the lug 301 can be prevented from being mistakenly collided by the outside to cause the fixed flange 1 and the connecting flange 2 to fall off, and the use safety is improved;
the turning wheel locking piece 4 is provided with symmetrically distributed extension arm rotating grooves 403, extension arms 5 are arranged inside the extension arm rotating grooves 403, and the rotating angle range of the extension arms 5 is 0-90 degrees;
further, offer the extension arm rotation groove 403 of symmetric distribution on runner latch fitting 4, the inside rotation that extension arm rotation groove 403 is provided with extension arm 5, it is tighter to be connected at mounting flange 1 and flange 2, when the resistance between mounting flange 1 and the flange 2 is great, can rotate after 90 degrees through the extension arm 5 with extension arm on the groove 403, be equivalent to the arm of force that increases runner latch fitting 4, it can play the effect of province to increase the arm of force, promote the efficiency of installation, on the basis of not adjusting flange 2, through clockwise rotation extension arm 5, make runner latch fitting 4 take place rotatoryly, consequently can be more convenient be connected lug supporting bench 402 and lug 301 block, need not extra use tools, moreover, the steam generator is simple in structure, can install the flange fast under the effect of province.
A first socket 101 is formed on the fixed flange 1, a second socket 102 is formed inside the first socket 101, and a second sealing gasket 11 is fixedly arranged between the first socket 101 and the second socket 102;
a first plug 201 is fixedly arranged at one end, close to the fixed flange 1, of the connecting flange 2, a second plug 202 is fixedly arranged on the first plug 201, a first sealing gasket 10 is fixedly arranged between the first plug 201 and the second plug 202, the first plug 201 is connected with the first socket 101 in a clamping manner, and the second plug 202 is connected with the second socket 102 in a clamping manner;
simultaneously, be provided with first socket 101 and second socket 102 on mounting flange 1, with first plug 201 and the second plug 202 block connection on flange 2, can slow down the pressure between mounting flange 1 and flange 2, the sealed pad 11 of second between first socket 101 and the second socket 102, the sealed pad 10 of first between first plug 201 and the second plug 202, the mutual extrusion, prevent that liquid from overflowing, consequently, can promote the leakproofness of whole flange, it is convenient to peg graft, it is also fairly simple to connect, promote convenience and the leakproofness of use.
One end of the fixed flange 1, which is far away from the lock head piece 3, is fixedly provided with an anti-skidding handle 7, and anti-skidding threads 8 are fixedly arranged on the anti-skidding handle 7;
the in-process that uses can be through the position of 8 adjustment mounting flange 1 of anti-skidding lines on mounting flange 1, and anti-skidding lines 8 can increase and the hand between the friction, prevent to lead to mounting flange 1 slippage at the in-process of transport, promote security and the convenience of using.
Runner latch fitting hole 404 has been seted up to the centre of runner latch fitting 4, and runner latch fitting hole 404 rotates and sets up on runner latch fitting groove 203, and runner latch fitting 4 can be adjusted at any time in the nimble rotation on runner latch fitting groove 203, easy to assemble and dismantlement, the utilization ratio of promotion flange.
The extension arm rotating groove 403 is internally provided with rotating shaft grooves 405 which are symmetrically distributed, two side surfaces of the extension arm 5 are both fixedly provided with rotating shafts 501, and the rotating shafts 501 are rotatably arranged inside the rotating shaft grooves 405;
a limiting ring 6 is fixedly arranged on the connecting flange 2, the limiting ring 6 is used for limiting the rotating wheel locking piece 4, and one side of the extension arm 5 is provided with a limiting groove 503 corresponding to the limiting ring 6;
the connecting flange 2 is provided with second magnetic stripe grooves 204 which are symmetrically distributed, a second magnetic stripe 901 is fixedly arranged on the second magnetic stripe grooves 204, one side surface of the extension arm 5 is provided with first magnetic stripe grooves 504 corresponding to the second magnetic stripe grooves 204, the first magnetic stripe grooves 504 are fixedly provided with first magnetic stripes 9, and the magnetism of the contact surfaces of the first magnetic stripes 9 and the second magnetic stripes 901 is opposite;
the rotating shaft 501 on the extension arm 5 rotates on the rotating shaft groove 405 of the extension arm rotating groove 403, the extension arm 5 can rotate inside the extension arm rotating groove 403, the rotating angle is 0-90 degrees, the rotating wheel locking piece 4 can be conveniently rotated, the limiting ring 6 on one side of the wheel locking piece groove 203 can prevent the rotating wheel locking piece 4 from moving far, and therefore the installation efficiency is improved;
simultaneously, the first magnetic stripe 9 of extension arm 5 a side is opposite with the second magnetic stripe 901 contact surface magnetism of flange 2 one side, consequently in the in-process of using with first magnetic stripe 9 and second magnetic stripe 901 separately, use and to fix extension arm 5 through the absorption between first magnetic stripe 9 and the second magnetic stripe 901 after finishing, play the effect of accomodating, can prevent simultaneously that extension arm 5 from leading to flange 1 and flange 2 to drop because of the mistake bumps, promote security and the convenience of using.
As shown in fig. 1 to 7, the method for using the flange structure convenient to mount provided by the present embodiment includes the following steps:
s1: firstly, fixing a fixed flange 1, then inserting a first plug 201 on a connecting flange 2 into a first socket 101 of the fixed flange 1, and then inserting a second plug 202 on the connecting flange 2 into a second socket 102 of the fixed flange 1;
s2: then, the rotating wheel lock 4 on the rotating wheel lock groove 203 is rotated, so that the lock head piece 3 and the lug 301 on the fixed flange 1 penetrate through the lock head groove 401;
s3: then, the turning wheel locking piece 4 is rotated, so that the lug 301 on the locking head piece 3 is clamped on the lug supporting platform 402 in the locking head groove 401 and is clamped tightly;
s4: in the process of rotating by using the rotating wheel locking piece 4, once the resistance is larger, the force-saving effect can be achieved by rotating the extension arm 5 for 90 degrees in a manner of increasing the force arm;
s5: after the extension arm 5 is used, the extension arm 5 is rotated by 90 degrees again to attach the first magnet 9 on the extension arm 5 to the second magnet 901 on the connection flange 2 by suction.
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to achieve the technical effect basically.
It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of additional like elements in the article or system in which the element is included.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (9)
1. The flange structure convenient to install comprises a fixed flange (1) and a connecting flange (2), and is characterized in that symmetrically distributed lock head pieces (3) are arranged on the fixed flange (1), lugs (301) are fixedly arranged on the lock head pieces (3), the lock head pieces (3) are perpendicular to the lugs (301), a rotating wheel lock piece groove (203) is formed in the connecting flange (2), a rotating wheel lock piece (4) is arranged on the rotating wheel lock piece groove (203) in a rotating mode, the rotating wheel lock piece (4) is used for being connected with the lock head pieces (3) in a clamping mode after rotating, a lock head groove (401) corresponding to the lock head pieces (3) is formed in the rotating wheel lock piece (4), a lug supporting table (402) is arranged inside the lock head groove (401), and the side face of the lug supporting table (402) is sunken in the side face of the lock head groove (401), the lock head piece (3) is connected with the lock head groove (401) in a clamping mode, and the lug (301) is connected with the lug supporting platform (402) in a clamping mode;
seted up symmetric distribution's extension arm rotation groove (403) on runner latch fitting (4), the inside in extension arm rotation groove (403) is provided with extension arm (5), extension arm (5) pivoted angle scope is 0-90.
2. A flange structure for facilitating mounting according to claim 1, wherein: the fixing flange (1) is provided with a first socket (101), a second socket (102) is arranged in the first socket (101), and a second sealing gasket (11) is fixedly arranged between the first socket (101) and the second socket (102).
3. A flange structure for facilitating mounting according to claim 1, wherein: one end, far away from the lock head piece (3), of the fixing flange (1) is fixedly provided with an anti-skidding handle (7), and anti-skidding threads (8) are fixedly arranged on the anti-skidding handle (7).
4. A flange structure for facilitating mounting according to claim 2, wherein: connecting flange (2) are close to the fixed first plug (201) that is provided with of one end of mounting flange (1), the fixed second plug (202) that is provided with on first plug (201), first plug (201) with fixed first sealed pad (10) that is provided with between second plug (202), first plug (201) with first socket (101) block is connected, second plug (202) with second socket (102) block is connected.
5. A flange structure for facilitating mounting according to claim 1, wherein: runner latch fitting hole (404) has been seted up in the centre of runner latch fitting (4), runner latch fitting hole (404) rotate the setting and are in on runner latch fitting groove (203).
6. A flange structure for facilitating mounting according to claim 1, wherein: the extension arm rotates pivot groove (405) of symmetric distribution is seted up to the inside in groove (403), the both sides face of extension arm (5) all is fixed and is provided with pivot (501), pivot (501) rotate the setting and are in the inside in pivot groove (405).
7. A flange structure for facilitating installation according to claim 1, wherein: the connecting flange (2) is fixedly provided with a limiting ring (6), the limiting ring (6) is used for limiting the rotating wheel locking piece (4), and one side of the extension arm (5) is provided with a limiting groove (503) corresponding to the limiting ring (6).
8. A flange structure for facilitating mounting according to claim 1, wherein: the connecting flange (2) is provided with second magnetic stripe grooves (204) which are symmetrically distributed, second magnetic stripes (901) are fixedly arranged on the second magnetic stripe grooves (204), one side face of the extension arm (5) is provided with first magnetic stripe grooves (504) corresponding to the second magnetic stripe grooves (204), first magnetic stripes (9) are fixedly arranged on the first magnetic stripe grooves (504), and the magnetism of the contact faces of the first magnetic stripes (9) and the second magnetic stripes (901) is opposite.
9. A flange structure for facilitating installation according to claim 1, wherein: an extension arm handle (502) is fixedly arranged on the extension arm (5), and an anti-skid sleeve is sleeved on the extension arm handle (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121405156.XU CN217328948U (en) | 2021-06-23 | 2021-06-23 | Flange structure convenient to installation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121405156.XU CN217328948U (en) | 2021-06-23 | 2021-06-23 | Flange structure convenient to installation |
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| CN217328948U true CN217328948U (en) | 2022-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551094A (en) * | 2021-06-23 | 2021-10-26 | 张家港华日法兰有限公司 | Flange structure convenient to install and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113551094A (en) * | 2021-06-23 | 2021-10-26 | 张家港华日法兰有限公司 | Flange structure convenient to install and using method thereof |
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