CN104930276A - High-temperature resistant and clamping diameter adjustable elastic clamp - Google Patents
High-temperature resistant and clamping diameter adjustable elastic clamp Download PDFInfo
- Publication number
- CN104930276A CN104930276A CN201510310035.XA CN201510310035A CN104930276A CN 104930276 A CN104930276 A CN 104930276A CN 201510310035 A CN201510310035 A CN 201510310035A CN 104930276 A CN104930276 A CN 104930276A
- Authority
- CN
- China
- Prior art keywords
- temperature resistant
- opening
- snap ring
- cushion block
- high temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/002—Sleeves or nipples for pipes of the same diameter; Reduction pieces
- F16L21/005—Sleeves or nipples for pipes of the same diameter; Reduction pieces made of elastic material, e.g. partly or completely surrounded by clamping devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Clamps And Clips (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention provides a high-temperature resistant and clamping diameter adjustable elastic clamp which comprises a clamping ring, an upper clamping seat, a lower clamping seat, a plurality of metal rubber components, a fixing screw, an adjusting cushion block, a lower cushion block and a fixing nut. The clamping ring is provided with an opening, the upper clamping seat and the lower clamping seat are symmetrically fixed on the inner surface of the clamping ring by taking the diameter of the opening as a symmetric axis, the metal rubber components are uniformly mounted on the upper clamping seat and the lower clamping seat, the adjusting cushion block is arranged in the opening of the clamping ring, and the fixing screw penetrates the opening, the adjusting cushion block and the lower cushion block and is fixed by the fixing nut. The elastic clamp is fine in high-temperature resistance, and the clamping diameter can be adjusted as needed.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of flexible collar of high temperature resistant and card footpath dimension adjustable.
Background technique
Flexible collar is the common structure part of automotive engineering field, and its Main Function is connection two pipelines, the vibration of decay pipeline.
The general structure of flexible collar is, outer snap ring is metal tape, liner rubber material is as mechanical elements, due to rubber parts under high and low temperature environment easily aging, decay resistance is poor, part is easy to wear, after long-time use, mechanical property change greatly, have impact on the reliability of pipeline connection and the vibration and noise reducing performance to pipe-line system.
Summary of the invention
The present invention is in order to solve the above-mentioned defect and deficiency that exist in prior art, and provide a kind of flexible collar of high temperature resistant and card footpath size adjustable, not only resistance to high temperature is good, and card footpath size can regulate as required.
For solving the problems of the technologies described above, the invention provides a kind of flexible collar of high temperature resistant and card footpath size adjustable, comprise snap ring, upper blocking seat, lower deck, metal-rubber assembly, standing screw, adjustment cushion block and set screw nut, described snap ring is provided with opening, described upper blocking seat and lower deck are fixed on the internal surface of described snap ring with opening place diameter for symmetry axis is symmetrical, several metal-rubber assemblies are evenly arranged on described upper blocking seat and lower deck, adjustment cushion block is provided with in the opening of described snap ring, described standing screw is fixed by set screw nut after running through opening and adjustment cushion block.
Preferably, described metal-rubber assembly is double trapezoid structure, two end end faces of described metal-rubber assembly are trapezoidal, wherein, the side contacted with upper blocking seat and lower deck is short end end face, and described short end end face is connected with lower deck internal surface with upper blocking seat, and the side relative with short end end face is long end end face, described long end end face is the fitting surface that clip is installed, and two sides be clipped between long end section and short end end face are trapezoidal.
Preferably, described snap ring is provided with groove, and described upper blocking seat and lower deck are provided with the projection with described recess, and described snap ring is fixed together by groove and protruding clamping and described upper blocking seat and lower deck.
Preferably, the opening of described snap ring adopts turnup structure, and two of described turnup structure ends are greater than the distance of incision position to opening place diameter of upper blocking seat and lower deck to the distance of opening place diameter.
Preferably, described adjustment cushion block is double concave structure.
Preferably, the end of described standing screw is provided with rectangular fixed block, and the surface of contact of described fixed block and snap ring opening is curved surface, and described curved surface and turnup structure match.
Preferably, lower cushion block is provided with between described set screw nut and opening.
Preferably, described lower cushion block is semicylinder structure.
Preferably, the material of described metal-rubber assembly is wire, has the spatial networks link structure of rubber material.
The Advantageous Effects that the present invention reaches: compared with prior art, adopt metal-rubber assembly, not only there is the same favorable elasticity of rubber and damping capacity, and have the resistance to high/low temperature of metallic material, corrosion-resistant, not easily aging, do not fear the characteristics such as radiation environment, may be used for the high temperature complex environment structures such as connecting engine outlet pipe; Meanwhile, can the height dimension of cushion block be adjusted by change double concave thus reach the effect regulating card footpath size.In addition, snap ring is connected with protruding clamping by groove with lower deck with upper blocking seat, both ensure that the intensity of connection, turn avoid the highly energy-consuming of mode, the shortcomings of high cost such as welding, riveted joint.Snap ring opening adopts turnup structure, adds the Rigidity and strength of joint.The fixed block of standing screw end and the surface of contact of snap ring turnup structure are curved surface, have self-align function, thus simplify clip mounting process when ensure that installation.Described adjustment cushion block adopts double concave mechanism, has both added the area of contact with snap ring, can adjust the height dimension of cushion block by change thus reach the effect regulating card footpath size again.Described lower cushion block adopts semicylinder structure, adds the area of contact of set screw nut and snap ring, improves clamping force.
Accompanying drawing explanation
Fig. 1 structural representation of the present invention;
Fig. 2 structure schematic top plan view of the present invention;
Fig. 3 Fig. 2 of the present invention is along A-A line cross-sectional schematic;
The Snap ring structure schematic diagram of Fig. 4 the present invention;
The Snap ring structure schematic top plan view of Fig. 5 the present invention;
Cartridge structure schematic diagram on Fig. 6 the present invention;
Cartridge structure elevational schematic view on Fig. 7 the present invention;
The metal-rubber modular construction schematic diagram of Fig. 8 the present invention;
Schematic diagram is looked on the metal-rubber modular construction right side of Fig. 9 the present invention;
The metal-rubber modular construction schematic top plan view of Figure 10 the present invention;
The standing screw structural representation of Figure 11 the present invention;
Schematic diagram is looked on a Figure 12 the present invention's standing screw structure left side;
The standing screw structure schematic front view of Figure 13 the present invention;
The spacer block structure schematic diagram of Figure 14 the present invention;
The spacer block structure schematic front view of Figure 15 the present invention;
Cushion block structure schematic diagram under Figure 16 the present invention;
The lower cushion block schematic front view of Figure 17 the present invention;
The set screw nut structural representation of Figure 18 the present invention;
The set screw nut schematic top plan view of Figure 19 the present invention.
Embodiment
In order to the technique effect can better understanding technical characteristics of the present invention, technology contents and reach, now accompanying drawing of the present invention is described in detail in conjunction with the embodiments.
Below in conjunction with drawings and Examples, patent of the present invention is further illustrated.
As shown in figures 1-19, the invention provides a kind of flexible collar of high temperature resistant and card footpath size adjustable, comprise snap ring 1, upper blocking seat 2, lower deck 8, metal-rubber assembly 3, standing screw 4, adjustment cushion block 5 and set screw nut 7, described snap ring 1 is provided with opening, described upper blocking seat 2 and lower deck 8 are fixed on the internal surface of described snap ring 1 with opening place diameter for symmetry axis is symmetrical, several metal-rubber assemblies 3 are evenly arranged on described upper blocking seat 2 and lower deck 8, adjustment cushion block 5 is provided with in the opening of described snap ring 1, described standing screw 4 is fixed by set screw nut 7 after running through opening and adjustment cushion block 5.
The material of described metal-rubber assembly 3 is wire, has the spatial networks link structure of rubber material.Adopt metal-rubber assembly, not only there is the same favorable elasticity of rubber and damping capacity, and have the resistance to high/low temperature of metallic material, corrosion-resistant, not easily aging, do not fear the characteristics such as radiation environment, may be used for the high temperature complex environment structures such as connecting engine outlet pipe; Meanwhile, can the height dimension H of cushion block 5 be adjusted by change thus reach the effect regulating card footpath size.
Conveniently install and obtain better card pressure energy power, described metal-rubber assembly 3 is set to double trapezoid structure, two end end faces of described metal-rubber assembly 3 are trapezoidal, wherein, the side contacted with upper blocking seat and lower deck is short end end face, and described short end end face is connected with lower deck internal surface with upper blocking seat, and the side relative with short end end face is long end end face, described long end end face is the fitting surface that clip is installed, and two sides be clipped between long end section and short end end face are also trapezoidal.
Described snap ring 1 is provided with groove 9, and on described upper blocking seat 2 and lower deck, 8 are provided with the projection 10 matched with described groove 9, described snap ring 1 by groove 9 with protruding 10 clamping and described upper blocking seat 2 and lower deck 8 be fixed together.Both ensure that the intensity of connection, turn avoid the highly energy-consuming of mode, the shortcomings of high cost such as welding, riveted joint.
The opening of described snap ring 1 adopts turnup structure, and two of described turnup structure ends are greater than the distance of incision position to opening place diameter of upper blocking seat and lower deck to the distance of opening place diameter.This structure effectively increases the Rigidity and strength of joint, improves the reliability of installation
Described adjustment cushion block 5 is double concave structure.Both added the surface of contact area of clamping, and can the height dimension of cushion block adjusted by change thus reach the object regulating card footpath size again.
The end of described standing screw 4 is provided with rectangular fixed block 11, and described fixed block 11 is curved surface with the surface of contact of snap ring 1 opening, and described curved surface and turnup structure match.When ensure that installation, there is self-align function, thus simplify clip mounting process.
Be provided with lower cushion block 6 between described set screw nut 7 and opening, described lower cushion block 6 is semicylinder structure.Add the surface of contact area of nut and snap ring, improve clamping force
Below disclose the present invention with preferred embodiment, so it is not intended to limiting the invention, and all technological schemes taking the scheme of equivalent replacement or equivalent transformation to obtain, all drop in protection scope of the present invention.
Claims (9)
1. the flexible collar of a high temperature resistant and card footpath size adjustable, it is characterized in that: comprise snap ring, upper blocking seat, lower deck, metal-rubber assembly, standing screw, adjustment cushion block and set screw nut, described snap ring is provided with opening, described upper blocking seat and lower deck are fixed on the internal surface of described snap ring with opening place diameter for symmetry axis is symmetrical, several metal-rubber assemblies are evenly arranged on described upper blocking seat and lower deck, be provided with adjustment cushion block in the opening of described snap ring, described standing screw is fixed by set screw nut after running through opening and adjustment cushion block.
2. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 1, it is characterized in that: described metal-rubber assembly is double trapezoid structure, two end end faces of described metal-rubber assembly are trapezoidal, the side that described metal-rubber assembly contacts with upper blocking seat and lower deck is short end end face, described short end end face is connected with lower deck internal surface with upper blocking seat, the side relative with short end end face is long end end face, described long end end face is the fitting surface that clip is installed, and two sides be clipped between long end section and short end end face are trapezoidal.
3. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 1, it is characterized in that: described snap ring is provided with groove, described upper blocking seat and lower deck are provided with the projection with described recess, and described snap ring is fixed together by groove and protruding clamping and described upper blocking seat and lower deck.
4. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 1, it is characterized in that: the opening of described snap ring adopts turnup structure, and two of described turnup structure ends are greater than the distance of incision position to opening place diameter of upper blocking seat and lower deck to the distance of opening place diameter.
5. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 1, is characterized in that: described adjustment cushion block is double concave structure.
6. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 4, it is characterized in that: the end of described standing screw is provided with rectangular fixed block, the surface of contact of described fixed block and snap ring opening is curved surface, and described curved surface and turnup structure match.
7. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 1, is characterized in that: be provided with lower cushion block between described set screw nut and opening.
8. the flexible collar of high temperature resistant and card footpath size adjustable according to claim 7, is characterized in that: described lower cushion block is semicylinder structure.
9. the flexible collar of the high temperature resistant and card footpath size adjustable according to any one of claim 1-8, is characterized in that: the material of described metal-rubber assembly is wire, has the spatial networks link structure of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510310035.XA CN104930276B (en) | 2015-06-08 | 2015-06-08 | A kind of flexible collar of high temperature resistant and card footpath size adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510310035.XA CN104930276B (en) | 2015-06-08 | 2015-06-08 | A kind of flexible collar of high temperature resistant and card footpath size adjustable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104930276A true CN104930276A (en) | 2015-09-23 |
| CN104930276B CN104930276B (en) | 2017-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510310035.XA Active CN104930276B (en) | 2015-06-08 | 2015-06-08 | A kind of flexible collar of high temperature resistant and card footpath size adjustable |
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| Country | Link |
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| CN (1) | CN104930276B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351648A (en) * | 2015-11-09 | 2016-02-24 | 阿尔特汽车技术股份有限公司 | Connecting structure between hard pipes |
| CN106113482A (en) * | 2016-06-24 | 2016-11-16 | 柳州聚龙科技有限公司 | The thermal welding tool of plastic pipe |
| CN106314472A (en) * | 2016-11-04 | 2017-01-11 | 刘亚莉 | Combined wheel type equipped railway transport reinforcing device |
| CN107152681A (en) * | 2016-03-04 | 2017-09-12 | 通用电气公司 | Distance piece and the conduit tube component with the distance piece |
| CN108123669A (en) * | 2018-01-19 | 2018-06-05 | 青海黄河上游水电开发有限责任公司 | Aluminum puts down uniaxial photovoltaic tracking stent groove profile girder connection locking structure |
| CN108890338A (en) * | 2018-08-06 | 2018-11-27 | 天长市永鑫制冷设备有限公司 | A kind of clamping device of air conditioner parts processing |
| CN110887693A (en) * | 2019-12-07 | 2020-03-17 | 广西师范大学 | Forest soil layer sampling device |
| CN115013597A (en) * | 2022-07-04 | 2022-09-06 | 东北大学 | Aeroengine high-damping clamp based on fiber and metal wire co-curing winding and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605198Y (en) * | 2003-03-28 | 2004-03-03 | 哈尔滨工业大学 | Metal-rubber vibration isolator for pipeline support for aircraft engine |
| CN1932363A (en) * | 2005-09-16 | 2007-03-21 | 日本维克托利克株式会社 | Housing type joint |
| DE102010036160A1 (en) * | 2010-09-02 | 2012-03-08 | Hawle Armaturen Gmbh | Clamping segment for segment clamp, e.g. command system, of pipelines, has profiled lower surface, which is placed on upper surface of pipes, where upper side is provided opposite to pipe surface |
| CN102483187A (en) * | 2009-08-28 | 2012-05-30 | 诺玛美国控股有限责任公司 | Pipe clamp with sleeve and gasket |
| WO2013171681A1 (en) * | 2012-05-15 | 2013-11-21 | Straub Werke Ag | Pipe coupling in particular for the sealing connection of smooth‑ended pipes |
| CN204025976U (en) * | 2014-07-31 | 2014-12-17 | 比亚迪股份有限公司 | A kind of linkage structure of pipeline |
| CN204785165U (en) * | 2015-06-08 | 2015-11-18 | 南京工程学院 | High temperature resistant and card footpath size adjustable elasticity clamp |
-
2015
- 2015-06-08 CN CN201510310035.XA patent/CN104930276B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605198Y (en) * | 2003-03-28 | 2004-03-03 | 哈尔滨工业大学 | Metal-rubber vibration isolator for pipeline support for aircraft engine |
| CN1932363A (en) * | 2005-09-16 | 2007-03-21 | 日本维克托利克株式会社 | Housing type joint |
| CN102483187A (en) * | 2009-08-28 | 2012-05-30 | 诺玛美国控股有限责任公司 | Pipe clamp with sleeve and gasket |
| DE102010036160A1 (en) * | 2010-09-02 | 2012-03-08 | Hawle Armaturen Gmbh | Clamping segment for segment clamp, e.g. command system, of pipelines, has profiled lower surface, which is placed on upper surface of pipes, where upper side is provided opposite to pipe surface |
| WO2013171681A1 (en) * | 2012-05-15 | 2013-11-21 | Straub Werke Ag | Pipe coupling in particular for the sealing connection of smooth‑ended pipes |
| CN204025976U (en) * | 2014-07-31 | 2014-12-17 | 比亚迪股份有限公司 | A kind of linkage structure of pipeline |
| CN204785165U (en) * | 2015-06-08 | 2015-11-18 | 南京工程学院 | High temperature resistant and card footpath size adjustable elasticity clamp |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351648A (en) * | 2015-11-09 | 2016-02-24 | 阿尔特汽车技术股份有限公司 | Connecting structure between hard pipes |
| CN107152681A (en) * | 2016-03-04 | 2017-09-12 | 通用电气公司 | Distance piece and the conduit tube component with the distance piece |
| CN106113482A (en) * | 2016-06-24 | 2016-11-16 | 柳州聚龙科技有限公司 | The thermal welding tool of plastic pipe |
| CN106314472A (en) * | 2016-11-04 | 2017-01-11 | 刘亚莉 | Combined wheel type equipped railway transport reinforcing device |
| CN108123669A (en) * | 2018-01-19 | 2018-06-05 | 青海黄河上游水电开发有限责任公司 | Aluminum puts down uniaxial photovoltaic tracking stent groove profile girder connection locking structure |
| CN108890338A (en) * | 2018-08-06 | 2018-11-27 | 天长市永鑫制冷设备有限公司 | A kind of clamping device of air conditioner parts processing |
| CN110887693A (en) * | 2019-12-07 | 2020-03-17 | 广西师范大学 | Forest soil layer sampling device |
| CN115013597A (en) * | 2022-07-04 | 2022-09-06 | 东北大学 | Aeroengine high-damping clamp based on fiber and metal wire co-curing winding and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN104930276B (en) | 2017-12-08 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20191212 Address after: Lishui Economic Development Zone, Nanjing City, Jiangsu province 210000 (Zhetang Industrial Zone) Patentee after: Nanjing branch wave Machinery Manufacturing Co., Ltd. Address before: 1 No. 211167 Jiangsu city of Nanjing province Jiangning Science Park Hongjing Road Patentee before: Nanjing Institute of Technology |
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| TR01 | Transfer of patent right |