CN211193680U - Flange gap opening device - Google Patents
Flange gap opening device Download PDFInfo
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- CN211193680U CN211193680U CN201921169494.0U CN201921169494U CN211193680U CN 211193680 U CN211193680 U CN 211193680U CN 201921169494 U CN201921169494 U CN 201921169494U CN 211193680 U CN211193680 U CN 211193680U
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- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000013011 mating Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 208000027418 Wounds and injury Diseases 0.000 description 1
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Abstract
The utility model provides a flange clearance struts device, flange clearance struts device includes: a first support member; the first support part and the second support part are arranged at intervals; the adjusting piece is positioned between the first supporting piece and the second supporting piece and is rotatably arranged relative to the first supporting piece and the second supporting piece; the first supporting piece is provided with a first matching part, the adjusting piece is provided with a second matching part, and the first matching part and the second matching part are in threaded matching; and/or a third matching part is arranged on the second supporting part, a fourth matching part is arranged on the adjusting part, and the third matching part and the fourth matching part are in threaded matching; so that the first and second supports approach or move away from each other when the adjusting member rotates relative to the first and second supports. The utility model discloses a flange clearance struts device has solved the less valve installation difficult problem that leads to in the flange clearance among the prior art.
Description
Technical Field
The utility model relates to a pipeline construction equipment field particularly, relates to a flange clearance struts device.
Background
In the petrochemical field, the valve of oil gas pipeline usually passes through flange and pipe connection, because temperature or other exogenic actions can lead to the pipeline to warp, when changing the valve, the inside stress of pipeline can release after the valve is demolishd, leads to taking place relative displacement between two flanges, leads to the clearance of flange to diminish easily to make the new valve be difficult to install smoothly.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a flange gap opening device to solve the problem of the difficulty in mounting a valve resulting in a smaller flange gap in the prior art.
In order to achieve the above object, the utility model provides a flange clearance struts device for strut the clearance between two adjacent flanges, the flange clearance struts the device and includes: a first support for contacting the first flange; the second supporting piece is used for being in contact with the second flange, and the first supporting piece and the second supporting piece are arranged at intervals; the adjusting piece is positioned between the first supporting piece and the second supporting piece and is rotatably arranged relative to the first supporting piece and the second supporting piece; the first supporting piece is provided with a first matching part, the adjusting piece is provided with a second matching part, and the first matching part and the second matching part are in threaded matching; and/or a third matching part is arranged on the second supporting part, the third matching part is positioned on one side of the second supporting part close to the first supporting part, a fourth matching part is arranged on the adjusting part, and the third matching part and the fourth matching part are in threaded matching; so that the first and second supports are moved toward and away from each other by the corresponding screw-thread engagement when the adjusting member is rotated relative to the first and second supports.
Furthermore, a first matching part is arranged on the first supporting part, a second matching part is arranged on the adjusting part, and the first matching part and the second matching part are in threaded matching; the second supporting piece is provided with a third matching part, the adjusting piece is provided with a fourth matching part, and the third matching part is in threaded matching with the fourth matching part; and the screw thread direction between the first matching part and the second matching part is opposite to that between the third matching part and the fourth matching part.
Furthermore, the first matching part is a first screw rod, the third matching part is a second screw rod, the second matching part is a first threaded hole, and the fourth matching part is a second threaded hole; and/or at least part of the outer peripheral surface of the adjusting piece is of a regular hexagonal prism structure.
Furthermore, a communicating cavity is arranged in the adjusting piece and communicates the first threaded hole with the second threaded hole; the communicating cavity is a cylindrical cavity, and the inner diameter of the communicating cavity is not smaller than the diameter of the first screw and the diameter of the second screw.
Furthermore, a first positioning bulge is arranged on one side, away from the second support piece, of the first support piece, and the first positioning bulge is used for being inserted into a flange hole of the first flange so as to position the first support piece; and/or one side of the second support piece, which is far away from the first support piece, is provided with a second positioning bulge, and the second positioning bulge is used for being inserted into a flange hole of the second flange so as to position the second support piece.
Furthermore, the end part of the first positioning protrusion, which is far away from the first supporting piece, is provided with a first chamfer, and the end part of the second positioning protrusion, which is far away from the second supporting piece, is provided with a second chamfer.
Furthermore, the first supporting piece and the second supporting piece are both of plate-shaped structures, and the first supporting piece and the second supporting piece are arranged in parallel.
Furthermore, a first inserting plate is arranged on the first supporting piece and connected with the side surface of the first supporting piece, and the plate surface of the first inserting plate is parallel to the plate surface of the first supporting piece; the second support piece is provided with a second inserting plate, the second inserting plate is connected with the side face of the second support piece, and the plate face of the second inserting plate is parallel to the plate face of the second support piece.
Furthermore, the thickness of the first inserting plate is smaller than that of the first supporting piece, and the plate surface of the first inserting plate close to the second inserting plate and the plate surface of the first supporting piece close to the second supporting piece are in the same plane; the thickness of the second inserting plate is smaller than that of the second supporting piece, and the plate surface of the second inserting plate close to the first inserting plate and the plate surface of the second supporting piece close to the first supporting piece are in the same plane.
Furthermore, a first clamping part is arranged on the first supporting part, and the first clamping part protrudes out of the plate surface of the first supporting part far away from the second supporting part; the second support piece is provided with a second clamping portion, and the second clamping portion protrudes out of the plate surface of the second support piece far away from the first support piece.
Use the technical scheme of the utility model the flange clearance struts device for strut the clearance between two adjacent flanges, the flange clearance struts the device and includes: a first support for contacting the first flange; the second supporting piece is used for being in contact with the second flange, and the first supporting piece and the second supporting piece are arranged at intervals; the adjusting piece is positioned between the first supporting piece and the second supporting piece and is rotatably arranged relative to the first supporting piece and the second supporting piece; the first supporting piece is provided with a first matching part, the adjusting piece is provided with a second matching part, and the first matching part and the second matching part are in threaded matching; and/or a third matching part is arranged on the second supporting part, the third matching part is positioned on one side of the second supporting part close to the first supporting part, a fourth matching part is arranged on the adjusting part, and the third matching part and the fourth matching part are in threaded matching; when the adjusting piece rotates relative to the first supporting piece and the second supporting piece, the distance between the adjusting piece and the first supporting piece and/or the distance between the adjusting piece and the second supporting piece are changed under the action of the threads, so that the distance between the first supporting piece and the second supporting piece is changed, the first supporting piece and the second supporting piece are close to or far away from each other, and the gap between two adjacent flanges is enlarged. The utility model discloses during the use, make one side contact that first support piece and first flange are close to the second flange, make one side contact that second support piece and second flange are close to first flange, through rotating the regulating part, under the effect of screw thread, first support piece and/or second support piece move for the regulating part to change the distance between first support piece and the second support piece, prop the gap between two flanges big, and then solved the less valve installation difficult problem that leads to in the technique of flange clearance.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic structural view of an embodiment of a flange gap opening device according to the present invention;
fig. 2 shows a schematic structural view of an adjusting member of an embodiment of a flange gap opening device according to the present invention;
fig. 3 shows a schematic structural view of a first support or a second support according to an embodiment of the flange gap opening device of the present invention;
fig. 4 shows a schematic view of the first support or the second support cooperating with the flange according to an embodiment of the present invention.
Wherein the figures include the following reference numerals:
1. a first support member; 11. a first mating portion; 12. a first positioning projection; 121. a first chamfer; 13. a first board insert; 14. a first clamping part; 2. a second support member; 21. a third mating portion; 22. a second positioning projection; 221. a second chamfer; 23. a second board plug; 24. a second clamping part; 3. an adjustment member; 31. a second mating portion; 32. a fourth mating portion; 33. a communicating chamber.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 4, the present invention provides a flange gap opening device for opening a gap between two adjacent flanges, the flange gap opening device includes: a first support 1, the first support 1 being adapted to be in contact with a first flange; the second support part 2 is used for being in contact with a second flange, and the first support part 1 and the second support part 2 are arranged at intervals; an adjusting member 3, the adjusting member 3 being located between the first support member 1 and the second support member 2, the adjusting member 3 being rotatably disposed with respect to the first support member 1 and the second support member 2; wherein, the first supporting member 1 is provided with a first matching part 11, the adjusting member 3 is provided with a second matching part 31, and the first matching part 11 is in threaded fit with the second matching part 31; and/or a third matching part 21 is arranged on the second supporting part 2, the third matching part 21 is positioned on one side of the second supporting part 2 close to the first supporting part 1, a fourth matching part 32 is arranged on the adjusting part 3, and the third matching part 21 is in threaded matching with the fourth matching part 32; so that the first and second supports 1 and 2 are moved toward or away from each other by the corresponding screw-thread engagement when the adjusting member 3 is rotated with respect to the first and second supports 1 and 2.
The utility model provides a flange clearance struts device for strut the clearance between two adjacent flanges, the flange clearance struts device includes: a first support 1, the first support 1 being adapted to be in contact with a first flange; the second support part 2 is used for being in contact with a second flange, and the first support part 1 and the second support part 2 are arranged at intervals; an adjusting member 3, the adjusting member 3 being located between the first support member 1 and the second support member 2, the adjusting member 3 being rotatably disposed with respect to the first support member 1 and the second support member 2; wherein, the first supporting member 1 is provided with a first matching part 11, the adjusting member 3 is provided with a second matching part 31, and the first matching part 11 is in threaded fit with the second matching part 31; and/or a third matching part 21 is arranged on the second supporting part 2, the third matching part 21 is positioned on one side of the second supporting part 2 close to the first supporting part 1, a fourth matching part 32 is arranged on the adjusting part 3, and the third matching part 21 is in threaded matching with the fourth matching part 32; when the adjusting part 3 rotates relative to the first support part 1 and the second support part 2, the distance between the adjusting part 3 and the first support part 1 and/or the distance between the adjusting part 3 and the second support part 2 are/is changed under the action of the threads, so that the distance between the first support part 1 and the second support part 2 is changed, the first support part 1 and the second support part 2 are close to each other or far away from each other, and the gap between two adjacent flanges is enlarged. The utility model discloses during the use, make one side contact that first support piece 1 and first flange are close to the second flange, make one side contact that second support piece 2 and second flange are close to first flange, through rotating regulating part 3, under the effect of screw thread, first support piece 1 and/or second support piece 2 move for regulating part 3, thereby change the distance between first support piece 1 and the second support piece 2, prop the gap between two flanges big, and then the problem of the valve installation difficulty that the flange clearance among the technique is less leads to has been solved.
Specifically, a first matching part 11 is arranged on the first supporting part 1, a second matching part 31 is arranged on the adjusting part 3, and the first matching part 11 is in threaded matching with the second matching part 31; a third matching part 21 is arranged on the second supporting part 2, a fourth matching part 32 is arranged on the adjusting part 3, and the third matching part 21 is in threaded matching with the fourth matching part 32; wherein the thread direction between the first fitting portion 11 and the second fitting portion 31 is opposite to the thread direction between the third fitting portion 21 and the fourth fitting portion 32. Thus, when the adjusting member 3 is rotated, the first supporting member 1 and the second supporting member 2 are always moved in opposite directions by the corresponding screw threads, and the expanding speed of the flange gap can be improved.
Specifically, the first matching portion 11 is a first screw, the third matching portion 21 is a second screw, the second matching portion 31 is a first threaded hole, and the fourth matching portion 32 is a second threaded hole; and/or at least part of the outer peripheral surface of the adjusting piece 3 is of a regular hexagonal prism structure.
As shown in fig. 1 or fig. 2, a communication cavity 33 is formed inside the adjusting member 3, and the communication cavity 33 communicates the first threaded hole with the second threaded hole; the communicating chamber 33 is a cylindrical cavity, and the inner diameter of the communicating chamber 33 is not smaller than the diameter of the first screw and the diameter of the second screw. Thus, portions of the first fitting portion 11 and the third fitting portion 21 can be retracted into the communication chamber 33, effectively shortening the distance between the first support 1 and the second support 2 so that the flange gap opening device can be fitted into a smaller flange gap.
In order to avoid the flange gap opening device from deviating or bursting out of the flange gap to cause injury to a human body when the flange gap opening device works, a first positioning bulge 12 is arranged on one side of the first support piece 1, which is far away from the second support piece 2, and the first positioning bulge 12 is used for being inserted into a flange hole of a first flange to position the first support piece 1; and/or a second positioning protrusion 22 is arranged on one side of the second support member 2 away from the first support member 1, and the second positioning protrusion 22 is used for being inserted into a flange hole of a second flange to position the second support member 2.
In order to facilitate the insertion of the first positioning protrusion 12 and the second positioning protrusion 22 into the flange hole, a first chamfer 121 is disposed on the end portion of the first positioning protrusion 12 away from the first support member 1, and a second chamfer 221 is disposed on the end portion of the second positioning protrusion 22 away from the second support member 2.
Specifically, the first support 1 and the second support 2 are both plate-shaped structures, and the first support 1 and the second support 2 are arranged in parallel.
Specifically, a first inserting plate 13 is arranged on the first supporting piece 1, the first inserting plate 13 is connected with the side surface of the first supporting piece 1, and the plate surface of the first inserting plate 13 is parallel to the plate surface of the first supporting piece 1; the second support member 2 is provided with a second inserting plate 23, the second inserting plate 23 is connected with the side surface of the second support member 2, and the plate surface of the second inserting plate 23 is parallel to the plate surface of the second support member 2. When the deformation between the flanges is small, the first inserting plate 13 and the second inserting plate 23 can be inserted into the gap, the adjusting part 3 is rotated, and the gap between the flanges is expanded through the first inserting plate 13 and the second inserting plate 23, so that the operation is more convenient.
In order to facilitate the insertion of the first inserting plate 13 and the second inserting plate 23, the end surface of the first inserting plate 13 far away from the first supporting part 1 is an arc-shaped surface, and the end surface of the second inserting plate 23 far away from the second supporting part 2 is an arc-shaped surface.
In order to enable the first inserting plate 13 and the second inserting plate 23 to be inserted into a smaller flange gap, the thickness of the first inserting plate 13 is smaller than that of the first supporting piece 1, and the plate surface of the first inserting plate 13 close to the second inserting plate 23 and the plate surface of the first supporting piece 1 close to the second supporting piece 2 are in the same plane; the thickness of the second inserting plate 23 is smaller than that of the second supporting part 2, and the plate surface of the second inserting plate 23 close to the first inserting plate 13 and the plate surface of the second supporting part 2 close to the first supporting part 1 are in the same plane.
In specific implementation, the first supporting member 1 is provided with a first clamping portion 14, and the first clamping portion 14 protrudes out of the first supporting member 1 and is far away from the plate surface of the second supporting member 2; the second support member 2 is provided with a second clamping portion 24, and the second clamping portion 24 protrudes from the second support member 2 and is far away from the plate surface of the first support member 1. The first and second catching portions 14 and 24 may catch with edges of the flange, thereby preventing the first and second support members 1 and 2 from rotating when the adjusting member 3 rotates.
In the embodiment, the first engaging portion 14 is located at an end of the first supporting member 1 away from the first board 13, and the second engaging portion 24 is located at an end of the second supporting member 2 away from the second board 23. Interference between the first and second card portions 14 and 24 and the first and second card plates 13 and 23 can be effectively avoided.
Specifically, the first clamping portion 14 is a plate-shaped structure, and a first predetermined included angle is formed between the first clamping portion 14 and the first support member 1; the second clamping portion 24 is a plate-shaped structure, and a second predetermined included angle is formed between the second clamping portion 24 and the second support member 2. Preferably, the first clamping portion 14 and the first support member 1 are of an integral structure, and the bottom of the first support member 1 is bent to form the first clamping portion 14; second joint portion 24 and 2 formula structures as an organic whole of second support piece, second joint portion 24 is formed through bending in 2 bottoms of second support piece.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the utility model provides a flange clearance struts device for strut the clearance between two adjacent flanges, the flange clearance struts device includes: a first support 1, the first support 1 being adapted to be in contact with a first flange; the second support part 2 is used for being in contact with a second flange, and the first support part 1 and the second support part 2 are arranged at intervals; an adjusting member 3, the adjusting member 3 being located between the first support member 1 and the second support member 2, the adjusting member 3 being rotatably disposed with respect to the first support member 1 and the second support member 2; wherein, the first supporting member 1 is provided with a first matching part 11, the adjusting member 3 is provided with a second matching part 31, and the first matching part 11 is in threaded fit with the second matching part 31; and/or a third matching part 21 is arranged on the second supporting part 2, the third matching part 21 is positioned on one side of the second supporting part 2 close to the first supporting part 1, a fourth matching part 32 is arranged on the adjusting part 3, and the third matching part 21 is in threaded matching with the fourth matching part 32; when the adjusting part 3 rotates relative to the first support part 1 and the second support part 2, the distance between the adjusting part 3 and the first support part 1 and/or the distance between the adjusting part 3 and the second support part 2 are/is changed under the action of the threads, so that the distance between the first support part 1 and the second support part 2 is changed, the first support part 1 and the second support part 2 are close to each other or far away from each other, and the gap between two adjacent flanges is enlarged. The utility model discloses during the use, make one side contact that first support piece 1 and first flange are close to the second flange, make one side contact that second support piece 2 and second flange are close to first flange, through rotating regulating part 3, under the effect of screw thread, first support piece 1 and/or second support piece 2 move for regulating part 3, thereby change the distance between first support piece 1 and the second support piece 2, prop the gap between two flanges big, and then the problem of the valve installation difficulty that the flange clearance among the technique is less leads to has been solved.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A flange gap opening device for opening a gap between two adjacent flanges, the flange gap opening device comprising:
a first support (1), the first support (1) being intended to be in contact with a first flange;
a second support (2), the second support (2) being adapted to contact a second flange, the first support (1) being spaced from the second support (2);
an adjustment member (3), the adjustment member (3) being located between the first support (1) and the second support (2), the adjustment member (3) being rotatably arranged relative to the first support (1) and the second support (2);
the first supporting piece (1) is provided with a first matching part (11), the adjusting piece (3) is provided with a second matching part (31), and the first matching part (11) is in threaded fit with the second matching part (31); and/or a third matching part (21) is arranged on the second supporting part (2), the third matching part (21) is positioned on one side, close to the first supporting part (1), of the second supporting part (2), a fourth matching part (32) is arranged on the adjusting part (3), and the third matching part (21) is in threaded matching with the fourth matching part (32); so as to move the first support (1) and the second support (2) towards or away from each other by means of a corresponding threaded fit when the adjustment member (3) is rotated with respect to the first support (1) and the second support (2).
2. The flange gap opening device according to claim 1, wherein when a first fitting portion (11) is provided on the first support member (1), a second fitting portion (31) is provided on the adjusting member (3), the first fitting portion (11) and the second fitting portion (31) are in threaded fit, a third fitting portion (21) is provided on the second support member (2), a fourth fitting portion (32) is provided on the adjusting member (3), and when the third fitting portion (21) and the fourth fitting portion (32) are in threaded fit, the thread direction between the first fitting portion (11) and the second fitting portion (31) is opposite to the thread direction between the third fitting portion (21) and the fourth fitting portion (32).
3. The flange gap opening device according to claim 2, wherein the first engagement portion (11) is a first threaded rod, the third engagement portion (21) is a second threaded rod, the second engagement portion (31) is a first threaded hole, and the fourth engagement portion (32) is a second threaded hole; and/or at least part of the outer peripheral surface of the adjusting piece (3) is of a regular hexagonal prism structure.
4. The flange gap opening device according to claim 3, wherein a communication cavity (33) is provided inside the adjusting member (3), and the communication cavity (33) communicates the first threaded hole and the second threaded hole; the communicating cavity (33) is a cylindrical cavity, and the inner diameter of the communicating cavity (33) is not smaller than the diameter of the first screw and the diameter of the second screw.
5. The flange gap opening device according to claim 1, wherein a side of the first supporting member (1) away from the second supporting member (2) is provided with a first positioning protrusion (12), and the first positioning protrusion (12) is used for being inserted into a flange hole of a first flange to position the first supporting member (1); and/or the presence of a gas in the gas,
one side, far away from the first supporting piece (1), of the second supporting piece (2) is provided with a second positioning protrusion (22), and the second positioning protrusion (22) is used for being inserted into a flange hole of a second flange so as to position the second supporting piece (2).
6. The flange gap bracing device according to claim 5, wherein an end of the first positioning projection (12) remote from the first support (1) is provided with a first chamfer (121), and an end of the second positioning projection (22) remote from the second support (2) is provided with a second chamfer (221).
7. The flange gap bracing device according to claim 1, wherein the first support (1) and the second support (2) are both plate-like structures, the first support (1) and the second support (2) being arranged parallel to each other.
8. The flange gap opening device according to claim 7, wherein a first inserting plate (13) is arranged on the first supporting member (1), the first inserting plate (13) is connected with the side surface of the first supporting member (1), and the plate surface of the first inserting plate (13) is parallel to the plate surface of the first supporting member (1); the novel support is characterized in that a second inserting plate (23) is arranged on the second support piece (2), the second inserting plate (23) is connected with the side face of the second support piece (2), and the plate face of the second inserting plate (23) is parallel to the plate face of the second support piece (2).
9. The flange gap opening device according to claim 8, wherein the thickness of the first insert plate (13) is smaller than the thickness of the first support member (1), and the plate surface of the first insert plate (13) close to the second insert plate (23) is in the same plane as the plate surface of the first support member (1) close to the second support member (2); the thickness of second picture peg (23) is less than the thickness of second support piece (2), second picture peg (23) are close to the face of first picture peg (13) with second support piece (2) are close to the face of first support piece (1) is in the coplanar.
10. The flange gap opening device according to claim 1, wherein a first clamping portion (14) is arranged on the first supporting member (1), and the first clamping portion (14) protrudes out of the surface of the first supporting member (1) away from the second supporting member (2); and a second clamping part (24) is arranged on the second supporting part (2), and the second clamping part (24) protrudes out of the second supporting part (2) and is far away from the board surface of the first supporting part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921169494.0U CN211193680U (en) | 2019-07-23 | 2019-07-23 | Flange gap opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921169494.0U CN211193680U (en) | 2019-07-23 | 2019-07-23 | Flange gap opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211193680U true CN211193680U (en) | 2020-08-07 |
Family
ID=71887166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921169494.0U Active CN211193680U (en) | 2019-07-23 | 2019-07-23 | Flange gap opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211193680U (en) |
-
2019
- 2019-07-23 CN CN201921169494.0U patent/CN211193680U/en active Active
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