CN219888475U - Combined flat pad capable of automatically adjusting inner diameter - Google Patents
Combined flat pad capable of automatically adjusting inner diameter Download PDFInfo
- Publication number
- CN219888475U CN219888475U CN202321578318.9U CN202321578318U CN219888475U CN 219888475 U CN219888475 U CN 219888475U CN 202321578318 U CN202321578318 U CN 202321578318U CN 219888475 U CN219888475 U CN 219888475U
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- Prior art keywords
- arc
- plate
- bent plate
- annular concave
- shaped bent
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- 238000001125 extrusion Methods 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims 1
- 229920001971 elastomer Polymers 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229920001973 fluoroelastomer Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to a combined flat pad, and discloses a combined flat pad capable of automatically adjusting an inner diameter, which comprises an annular concave plate, wherein a first arc-shaped bent plate is vertically hinged to the left side of the upper part of an inner cavity of the annular concave plate, a second arc-shaped bent plate is transversely hinged to the rear end of the upper part of the central position of the inner cavity of the annular concave plate, a third arc-shaped bent plate is vertically hinged to the right side of the lower part of the central position of the inner cavity of the annular concave plate, and a fourth arc-shaped bent plate is transversely hinged to the front end of the inner cavity of the annular concave plate. Through installing the annular concave plate and connect the back at the top of plain washer body, can carry out the syntropy rotation with first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate with one end as the center at the inner chamber of annular concave plate, the other end of first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate folds, can carry out the regulation of internal diameter automatically according to the size of screw pole to realize supporting tightly spacing to the screw pole.
Description
Technical Field
The utility model relates to a combined flat pad, in particular to a combined flat pad capable of automatically adjusting the inner diameter.
Background
Flat washers are generally thin pieces of various shapes for reducing friction, preventing leakage, isolating, preventing loosening or distributing pressure. Such components are found in many materials and structures for performing a variety of similar functions. The combined flat gasket for the middle and old aged is formed by integrally bonding and vulcanizing a rubber ring and a metal ring, and is a sealing ring for sealing threads and flange connection, wherein the ring comprises a metal ring and a rubber sealing gasket, the metal ring is subjected to rust prevention treatment, and the rubber ring is generally made of oil-resistant nitrile rubber or fluororubber. The combined gasket has two dimensions of metric system and English system, and is used for sealing threaded pipe joint and screw plug, and is used together with cutting sleeve type pipe joint for blocking oil port and is mainly used for static sealing of end face of threaded joint of hydraulic valve pipe joint.
The common combined flat pad is formed by integrally bonding and vulcanizing a rubber ring and a metal ring, the circular ring comprises a metal ring and a rubber sealing pad, the rubber ring is generally made of oil-resistant nitrile rubber or fluororubber, the rubber ring is mainly used for being applicable to a pipeline system with oil as a medium for welding, cutting and clamping sleeves, expanding a pipe joint, a screw plug and a pressure system of a mechanical device for sealing, so as to prevent leakage of oil, fuel, water, medicines and the like.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a combined flat pad capable of automatically adjusting the inner diameter so as to solve the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a but combination flat pad of automatically regulated internal diameter, includes the flat washer body, annular concave plate is vertically installed to the top central point of flat washer body put, the vertical articulated first arc bent plate that has in inner chamber upper portion left side of annular concave plate, the horizontal articulated second arc bent plate that has in inner chamber central point put upper portion rear end of annular concave plate, the vertical articulated third arc bent plate that has in inner chamber central point put lower part right side of annular concave plate, the horizontal articulated fourth arc bent plate that has in inner chamber front end of annular concave plate. Through installing the annular concave plate and connect the back at the top of plain washer body, can carry out the syntropy rotation with first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate with one end as the center at the inner chamber of annular concave plate, and first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate are located different heights to make first arc bent plate, second arc bent plate, third arc bent plate and the other end of fourth arc bent plate fold directly over the top central point of plain washer body.
Preferably, the left side of the front end of the bottom of the flat gasket body and the right side of the rear end of the bottom of the flat gasket body are both additionally provided with arc clamping plates, and a rotating rod is longitudinally arranged on one side of the bottom of each arc clamping plate. The arc-shaped clamping plate at the bottom of the flat washer body takes the rotating rod as a center point, so that the bottom of the flat washer body rotates, meanwhile, the inner side surface of the arc-shaped clamping plate is attached to the corresponding position of the outer surface of the screw sleeved on the flat washer body, and unstable phenomena such as shaking of the screw on the flat washer body are avoided.
Preferably, the top ends of the rotating rods extend upwards through the bottom of the arc-shaped clamping plate and are connected with the corresponding positions of the bottom of the flat gasket body. The arc clamping plate is additionally arranged at the corresponding position of the bottom of the flat gasket body through the rotating rod.
Preferably, an annular rotating plate is longitudinally arranged on the outer side of the bottom of the flat gasket body, and outer extrusion rods are uniformly and vertically arranged on the right side of the front end and the left side of the rear end of the inner wall of the annular rotating plate. When the annular rotating plate rotates at the bottom of the flat gasket body, the outer extruding rod can rotate along with the annular rotating plate, so that the corresponding outer side surface of the arc-shaped clamping plate is extruded, and the arc-shaped clamping plate is extruded to the central position of the bottom of the flat gasket body.
Preferably, the outer extrusion rod is installed on the corresponding position of the inner wall surface of the annular rotating plate in an annular mode, the head ends of the outer extrusion rods are all in round design, and the lengths of the adjacent outer extrusion rods are different. The lengths of the adjacent outer extrusion rods are longer and longer, so that the arc clamping plates are extruded to the bottom center position of the flat gasket body, and the extrusion distance between the arc clamping plates and the bottom center position of the flat gasket body along with the rotation of the annular rotating plate is longer and longer.
Preferably, the rotary rods are longitudinally arranged at the central positions of one side of the top of the first arc-shaped bent plate, the second arc-shaped bent plate, the third arc-shaped bent plate and the fourth arc-shaped bent plate, and the bottom ends of the rotary rods are connected with the corresponding positions of the bottoms of the inner cavities of the annular concave plates. The first arc-shaped bent plate, the second arc-shaped bent plate, the third arc-shaped bent plate and the fourth arc-shaped bent plate are installed in the inner cavity of the annular concave plate through rotating rods and rotate by taking the corresponding rotating rods as the centers.
(III) beneficial effects
Compared with the prior art, the utility model provides the combined flat pad capable of automatically adjusting the inner diameter, which has the following beneficial effects:
1. this but combination flat pad of automatically regulated internal diameter through install annular concave plate at the top of flat washer body and connect the back, can carry out the syntropy rotation with first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate with one end as the center at the inner chamber of annular concave plate, first arc bent plate, second arc bent plate, third arc bent plate and fourth arc bent plate's the other end folds directly over the top central point of flat washer body, folds promptly after rotatory and can carry out the regulation of internal diameter according to the size of screw pole voluntarily to realize supporting tight spacing to the screw pole, thereby be applicable to the screw of different models and match the use in certain limit.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the annular recess plate of the present utility model after rotation;
FIG. 3 is a schematic cross-sectional view of the internal portion of the flat gasket body and the annular rotating plate of the present utility model.
In the figure: 1. a flat gasket body; 2. an annular concave plate; 3. a first arcuate bent plate; 4. a second arcuate bent plate; 5. a third arcuate bent plate; 6. a fourth arc-shaped bent plate; 7. an arc-shaped clamping plate; 8. an annular rotating plate; 9. and (5) extruding the rod outwards.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a technical scheme, a combined flat gasket capable of automatically adjusting the inner diameter, which comprises a flat gasket body 1, an annular concave plate 2, a first arc-shaped bent plate 3, a second arc-shaped bent plate 4, a third arc-shaped bent plate 5, a fourth arc-shaped bent plate 6, an arc-shaped clamping plate 7, an annular rotating plate 8 and an outer extrusion rod 9, wherein the annular concave plate 2 is longitudinally arranged at the top center position of the flat gasket body 1, the first arc-shaped bent plate 3 is vertically hinged at the left side of the upper part of an inner cavity of the annular concave plate 2, the second arc-shaped bent plate 4 is transversely hinged at the rear end of the upper part of the central position of the inner cavity of the annular concave plate 2, the third arc-shaped bent plate 5 is vertically hinged at the right side of the lower part of the central position of the inner cavity of the annular concave plate 2, and the fourth arc-shaped bent plate 6 is transversely hinged at the front end of the inner cavity of the annular concave plate 2. Through installing annular concave plate 2 at the top of flat washer body 1 back of connecting, can carry out the syntropy rotation with first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and fourth arc bent plate 6 with one end as the center at the inner chamber of annular concave plate 2, and first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and fourth arc bent plate 6 are located different heights to make the other end of first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and fourth arc bent plate 6 fold directly over the top central point of flat washer body 1.
Referring to fig. 3, arc clamping plates 7 are additionally arranged on the left side of the front end and the right side of the rear end of the bottom of the flat gasket body 1, and rotating rods are longitudinally arranged on one side of the bottom of the arc clamping plates 7. The arc-shaped clamping plate 7 at the bottom of the flat washer body 1 takes the rotating rod as a center point, so that the bottom of the flat washer body 1 rotates, and meanwhile, the inner side surface of the arc-shaped clamping plate 7 is attached to the corresponding position of the outer surface of a screw sleeved on the flat washer body 1, so that unstable phenomena such as shaking of the screw on the flat washer body 1 are avoided. The top ends of the rotating rods extend upwards through the bottom of the arc-shaped clamping plate 7 and are connected with the corresponding positions of the bottom of the flat washer body 1. The arc clamping plate 7 is additionally arranged at the corresponding position of the bottom of the plain washer body 1 through a rotating rod.
Referring to fig. 3, an annular rotating plate 8 is longitudinally arranged at the outer side of the bottom of the flat gasket body 1, and outer squeezing rods 9 are uniformly and vertically arranged on the right side of the front end and the left side of the rear end of the inner wall of the annular rotating plate 8. When the annular rotating plate 8 rotates at the bottom of the flat washer body 1, the outer extruding rod 9 can rotate along with the annular rotating plate 8, so that the outer side surface of the corresponding arc-shaped clamping plate 7 is extruded, and the arc-shaped clamping plate 7 is extruded to the bottom center position of the flat washer body 1. The outer extrusion rods 9 are annularly arranged on the corresponding positions of the inner wall surfaces of the annular rotating plates 8, the head ends of the outer extrusion rods 9 are all in round design, and the lengths of the adjacent outer extrusion rods 9 are different. The lengths of the adjacent outer extrusion rods 9 are longer and longer, so that the arc clamping plates 7 are extruded to the bottom center position of the flat gasket body 1, and along with the rotation of the annular rotating plate 8, the extrusion distances of the outer extrusion rods 9 to the arc clamping plates 7 to the bottom center position of the flat gasket body 1 are longer and longer.
Referring to fig. 2, the center positions of the top sides of the first arc-shaped bending plate 3, the second arc-shaped bending plate 4, the third arc-shaped bending plate 5 and the fourth arc-shaped bending plate 6 are all longitudinally provided with rotating rods, and the bottom ends of the rotating rods are connected with the corresponding positions of the bottom of the inner cavity of the annular concave plate 2. The first arc-shaped bent plate 3, the second arc-shaped bent plate 4, the third arc-shaped bent plate 5 and the fourth arc-shaped bent plate 6 are installed in the inner cavity of the annular concave plate 2 through rotating rods and rotate by taking the corresponding rotating rods as the centers.
The working principle of the device is as follows: through installing annular concave plate 2 at the top of plain washer body 1 back, can fold at the inner chamber of annular concave plate 2 with first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and fourth arc bent plate 6 carry out the syntropy rotation with one end as the center, and first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and fourth arc bent plate 6 are located different heights, thereby make first arc bent plate 3, second arc bent plate 4, third arc bent plate 5 and the other end of fourth arc bent plate 6 fold directly over the top central point of plain washer body 1, the rotatory back folds can be automatic according to the regulation of the internal diameter of screw pole size, in order to realize supporting tight spacing to the screw pole, annular turning plate 8 is rotatory in the bottom of plain washer body 1, outer extrusion pole 9 can rotate along with annular turning plate 8, adjacent outer extrusion pole 9 length is longer and longer, thereby extrude arc cardboard 7 to the bottom central point of plain washer body 1, and along with the rotation of annular turning plate 8 take place the outer side of the opposite side of the contour washer body 7 and take place the contour washer 1 along with the fact that the rotation of annular turning plate 8 takes place the opposite to take place the fact the steady clamp plate's of the opposite side of the contour washer 1 on the opposite side of the plain washer 1.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a but combination flat pad of automatically regulated internal diameter, includes flat packing ring body (1), its characterized in that: the novel flat gasket is characterized in that an annular concave plate (2) is longitudinally arranged at the center position of the top of the flat gasket body (1), a first arc-shaped bent plate (3) is vertically hinged to the left side of the upper portion of the inner cavity of the annular concave plate (2), a second arc-shaped bent plate (4) is transversely hinged to the rear end of the upper portion of the center position of the inner cavity of the annular concave plate (2), a third arc-shaped bent plate (5) is vertically hinged to the right side of the lower portion of the center position of the inner cavity of the annular concave plate (2), and a fourth arc-shaped bent plate (6) is transversely hinged to the front end of the inner cavity of the annular concave plate (2).
2. The automatically adjustable inside diameter combination flat pad of claim 1, wherein: arc-shaped clamping plates (7) are additionally arranged on the left side of the front end and the right side of the rear end of the bottom of the flat gasket body (1), and rotating rods are longitudinally arranged on one side of the bottom of each arc-shaped clamping plate (7).
3. The automatically adjustable inside diameter combination flat pad of claim 2, wherein: the top ends of the rotating rods extend upwards through the bottoms of the arc-shaped clamping plates (7) and are connected with corresponding positions of the bottoms of the flat gasket bodies (1).
4. A self-adjusting inside diameter combination flat pad as defined in claim 3, wherein: the outer side of the bottom of the flat gasket body (1) is longitudinally provided with an annular rotating plate (8), and the right side of the front end of the inner wall of the annular rotating plate (8) and the left side of the rear end of the inner wall of the annular rotating plate are uniformly and vertically provided with outer extrusion rods (9).
5. The automatically adjustable inside diameter combination flat pad of claim 4, wherein: the outer extrusion rods (9) are annularly arranged on the corresponding positions of the inner wall surfaces of the annular rotating plates (8), the head ends of the outer extrusion rods (9) are all in round design, and the lengths of the adjacent outer extrusion rods (9) are different.
6. The automatically adjustable inside diameter combination flat pad of claim 1, wherein: the rotary rods are longitudinally arranged at the central positions of one sides of the tops of the first arc-shaped bent plate (3), the second arc-shaped bent plate (4), the third arc-shaped bent plate (5) and the fourth arc-shaped bent plate (6), and the bottoms of the rotary rods are connected with the corresponding positions of the bottoms of the inner cavities of the annular concave plates (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578318.9U CN219888475U (en) | 2023-06-19 | 2023-06-19 | Combined flat pad capable of automatically adjusting inner diameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321578318.9U CN219888475U (en) | 2023-06-19 | 2023-06-19 | Combined flat pad capable of automatically adjusting inner diameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219888475U true CN219888475U (en) | 2023-10-24 |
Family
ID=88409167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321578318.9U Active CN219888475U (en) | 2023-06-19 | 2023-06-19 | Combined flat pad capable of automatically adjusting inner diameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219888475U (en) |
-
2023
- 2023-06-19 CN CN202321578318.9U patent/CN219888475U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |