CN112283485A - Low constant force dish spring gallows - Google Patents
Low constant force dish spring gallows Download PDFInfo
- Publication number
- CN112283485A CN112283485A CN202011307282.1A CN202011307282A CN112283485A CN 112283485 A CN112283485 A CN 112283485A CN 202011307282 A CN202011307282 A CN 202011307282A CN 112283485 A CN112283485 A CN 112283485A
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- Prior art keywords
- disc spring
- pressing plate
- compression roller
- plate
- frame
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- 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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- 230000006835 compression Effects 0.000 claims abstract description 51
- 238000007906 compression Methods 0.000 claims abstract description 51
- 238000005303 weighing Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
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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
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/18—Leaf springs
- F16F1/26—Attachments or mountings
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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
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
Abstract
The invention discloses a low constant force disc spring support and hanger, and belongs to the technical field of hangers. The disc spring support and hanger comprises a fixed frame, wherein a disc spring structure, a compression roller assembly corresponding to the disc spring structure, a revolving frame connected with the compression roller assembly, a hoisting assembly corresponding to the revolving frame and a locking plate corresponding to the hoisting assembly are arranged in the fixed frame.
Description
Technical Field
The invention belongs to the technical field of hangers, and particularly relates to a low constant-force disc spring support hanger.
Background
The disc spring support and hanger is widely used for supporting or suspending various pipelines and equipment which generate thermal displacement in operation, mainly plays roles in bearing load, compensating displacement, controlling vibration and the like, and has the characteristics of stable support and hanger, convenient installation, reliable operation and the like. The suspension device is widely applicable to suspension and support of steam-water, smoke, wind and coal pipelines of power station boilers and power plants, and other places needing suspension and support, such as petroleum and chemical devices. The standard of the disc spring support and hanger executed domestically at present is GB/T28707-2012 disc spring support and hanger. With the development of industry, under the restriction of special working conditions and installation conditions, the installation space of the disc spring support and hanger is required to be shorter, and the selection of the existing standard disc spring support and hanger cannot be met, so that certain influence is brought to the design and construction of projects.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme: the low constant-force disc spring support hanger comprises a fixed frame, wherein a disc spring structure, a compression roller assembly corresponding to the disc spring structure, a revolving frame connected with the compression roller assembly, a hoisting assembly corresponding to the revolving frame and a locking plate corresponding to the hoisting assembly are arranged in the fixed frame, the revolving frame is hinged to the fixed frame through a main shaft, the compression roller assembly comprises a compression roller and a compression roller plate for installing the compression roller, the compression roller plate is hinged to the revolving frame through an adjusting shaft, the disc spring structure comprises a disc spring rear pressing plate and a disc spring front pressing plate corresponding to the compression roller, the disc spring rear pressing plate and the disc spring front pressing plate are fixed through a disc spring, a guide pillar is arranged at the center of the disc spring, one end of the guide pillar is fixed with the disc spring front pressing plate, one end of the guide pillar extends out of the disc spring rear pressing plate, and the disc spring rear pressing plate for adjusting the spring is arranged at the periphery of the, The load adjusting bolt of dish spring front pressing plate, dish spring rear pressing plate is fixed with fixed frame, dish spring front pressing plate can follow the axis direction of guide pillar and carry out the back-and-forth movement, compression roller subassembly, revolving frame form a connecting rod structure, hoisting assembly includes the hanger plate, the hanger plate is connected with the lifting handle, the lifting handle is articulated with fixed frame through the locking shaft, be provided with two ear plates of taking root that correspond with hoisting assembly on the fixed frame, be provided with connecting bolt on two ear plates of taking root, locking shaft, revolving frame, main shaft form a lever structure, the last connecting plate that is provided with of revolving frame, be provided with the adjusting bolt who corresponds with the adjusting shaft on the connecting plate.
For further explanation, the locking shaft is connected with the fixed frame through a second bearing.
As a further illustration, the main shaft is connected to the revolving frame through a first bearing.
The invention also provides a low constant force disc spring support and hanger which comprises a fixed frame, wherein a disc spring structure, a compression roller assembly corresponding to the disc spring structure, a revolving frame connected with the compression roller assembly, a support assembly corresponding to the revolving frame and a locking plate corresponding to a hoisting assembly are arranged in the fixed frame, the revolving frame is hinged with the fixed frame through a main shaft, the compression roller assembly comprises a compression roller and a compression roller plate for mounting the compression roller, the compression roller plate is hinged with the revolving frame through an adjusting shaft, the disc spring structure comprises a disc spring rear pressing plate and a disc spring front pressing plate corresponding to the compression roller, the disc spring rear pressing plate and the disc spring front pressing plate are fixed through a disc spring, a guide pillar is arranged in the center of the disc spring, one end of the guide pillar is fixed with the disc spring front pressing plate, one end of the guide pillar extends out of the disc spring rear pressing plate, and a disc spring rear pressing plate connected with the disc spring for adjusting the spring is, The disc spring front pressing plate can move back and forth along the axis direction of the guide pillar, the compression roller assembly and the revolving frame form a connecting rod structure, the support assembly comprises an internal thread pipe, the internal thread pipe is connected with a vertical support plate, the vertical support plate is hinged with the fixed frame through a locking shaft, the revolving frame and the main shaft form a lever structure, an adjusting column is arranged in the internal thread pipe, the adjusting column is in threaded connection with the internal thread pipe, a weighing plate is arranged at the end part of the adjusting column, a through hole for rotating the adjusting column is arranged at the upper part of the adjusting column, a connecting plate is arranged on the revolving frame, the adjusting bolt corresponding to the adjusting shaft is arranged on the connecting plate, and the locking shaft is connected with the fixed frame through a second bearing, the main shaft is connected with the revolving frame through a first bearing.
Compared with the prior art, the invention has the following advantages:
the disc spring support and hanger has the advantages of simple structure, wide application range, adaptability to low space and large load adjusting range, is convenient to adjust on site, reduces the types of sample models when products are in a standard system, and can well convert the variable disc spring force into constant output force through lever mechanics.
Drawings
FIG. 1 is a first schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a second schematic structural view of embodiment 1 of the present invention;
FIG. 3 is a first schematic structural diagram of embodiment 2 of the present invention;
FIG. 4 is a second schematic structural view of embodiment 2 of the present invention;
fig. 5 is a functional diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
Example 1: as shown in fig. 1 and 2, the embodiment provides a low constant force disc spring support and hanger, which includes a fixed frame 4, a disc spring structure, a pressing roller assembly 6 corresponding to the disc spring structure, a revolving frame 7 connected to the pressing roller assembly 6, a hoisting assembly corresponding to the revolving frame 7, and a locking plate 9 corresponding to the hoisting assembly are disposed in the fixed frame 4, the revolving frame 7 is hinged to the fixed frame 4 through a main shaft 17, the pressing roller assembly 6 includes a pressing roller 601 and a pressing roller plate 602 for mounting the pressing roller, the pressing roller plate 602 is hinged to the revolving frame 7 through an adjusting shaft 14, the disc spring structure includes a disc spring rear pressing plate 1 and a disc spring front pressing plate 5 corresponding to the pressing roller 601, the disc spring rear pressing plate 1 and the disc spring front pressing plate 5 are fixed through a disc spring 3, a guide pillar 501 is disposed at the center of the disc spring 3, one end of the guide pillar 501 is fixed to the disc spring front pressing plate 5, and one end of the guide pillar 501 extends out of the disc spring rear pressing plate, the periphery of the disc spring 3 is provided with a load adjusting bolt 12 used for adjusting the spring and connected with a disc spring rear pressing plate 1 and a disc spring front pressing plate 5, the pressing degree of the disc spring front pressing plate 5 can be adjusted by adjusting a nut on the load adjusting bolt 12, so as to adjust the strength of the disc spring, the disc spring rear pressing plate 1 is fixed with a fixed frame 4, the disc spring front pressing plate 5 can move back and forth along the axis direction of the guide post 501, the compression roller assembly 6 and the revolving frame 7 form a connecting rod structure, the hoisting assembly comprises a hoisting plate 16, the hoisting plate 16 is connected with a hoisting handle 1601, the hoisting handle 1601 is hinged with the fixed frame 4 through a locking shaft 13, the fixed frame 4 is provided with two rooting ear plates 8 corresponding to the hoisting assembly, the two rooting ear plates 8 are provided with connecting bolts 10, the locking shaft 13, the revolving frame 7 and a main shaft 17 form a lever structure, the rotary frame 7 is provided with a connecting plate 701, the connecting plate 701 is provided with an adjusting bolt 15 corresponding to the adjusting shaft 14, the adjusting bolt 15 can be used for adjusting the rotating friction force of the adjusting shaft, further, the pressing-down amplitude of the pressing roller can be adjusted, the locking shaft 13 is connected with the fixed frame 4 through a second bearing 12, and the main shaft 17 is connected with the rotary frame 7 through a first bearing 11.
As shown in fig. 5, F1 is the disc spring force, R is the disc spring force arm, α is the deflection angle, F2 is the bearing load, β is the pressure angle, F is the output force, L is the output end force arm; during the specific use, the bearing load power F2 that the hanger plate received is used on revolving frame 7, through leverage, on the power can pass to the pressure plate before the dish spring through compression roller assembly, compression spring, produce certain pressure, it can produce a reaction dish spring power F1 to recoil this moment, reaction dish spring power F1 rethread lever's effect, produce displacement compensation through the arm of force effect, and then with bearing load power F2, the synthetic power of a direction of dish spring power F1, guarantee a invariable output power F.
Example 2: as shown in fig. 3 and 4, the low constant force disc spring support and hanger comprises a fixed frame 4, a disc spring structure, a compression roller assembly 6 corresponding to the disc spring structure, a revolving frame 7 connected to the compression roller assembly 6, a support assembly corresponding to the revolving frame 7, and a locking plate 9 corresponding to a hoisting assembly are arranged in the fixed frame 4, the revolving frame 7 is hinged to the fixed frame 4 through a main shaft 17, the compression roller assembly 6 comprises a compression roller 601 and a compression roller plate 602 for mounting the compression roller, the compression roller plate 602 is hinged to the revolving frame 7 through an adjusting shaft 14, the disc spring structure comprises a disc spring rear pressing plate 1 and a disc spring front pressing plate 5 corresponding to the compression roller 601, the disc spring rear pressing plate 1 and the disc spring front pressing plate 5 are fixed through a disc spring 3, a guide post 501 is arranged at the center of the disc spring 3, one end of the guide post 501 is fixed to the disc spring front pressing plate 5, and one end of the guide post 501 extends out of the disc spring rear pressing plate 1, the periphery of the disc spring 3 is provided with a load adjusting bolt 12 used for adjusting the spring and connected with a disc spring rear pressing plate 1 and a disc spring front pressing plate 5, the pressing degree of the disc spring front pressing plate 5 can be adjusted by adjusting a nut on the load adjusting bolt 12, so as to adjust the strength of the disc spring, the disc spring rear pressing plate 1 is fixed with a fixed frame 4, the disc spring front pressing plate 5 can move back and forth along the axis direction of the guide post 501, the pressing roller assembly 6 and the revolving frame 7 form a connecting rod structure, the supporting assembly comprises an internal thread pipe 18, the internal thread pipe 18 is connected with a vertical supporting plate 1801, the vertical supporting plate 1801 is hinged with the fixed frame 4 through a locking shaft 13, the revolving frame 7 and the main shaft 17 form a lever structure, an adjusting column 19 is arranged in the internal thread pipe 18, and the adjusting column 19 is in threaded connection with the internal thread pipe, the end part of the adjusting column 19 is provided with a weighing plate 20, the upper part of the adjusting column 19 is provided with a through hole for rotating the adjusting column 19, a rotating rod penetrates into the through hole, the rotating adjusting column can be easily rotated through the rotating rod, the bearing load force can be well adjusted, the revolving frame 7 is provided with a connecting plate 701, the connecting plate 701 is provided with an adjusting bolt 15 corresponding to the adjusting shaft 14, the adjusting bolt 15 can be used for adjusting the rotating friction force of the adjusting shaft, the pressing range of the pressing roller can be adjusted, the locking shaft 13 is connected with the fixed frame 4 through a second bearing 12, and the main shaft 17 is connected with the revolving frame 7 through a first bearing 11.
As shown in fig. 5, F1 is the disc spring force, R is the disc spring force arm, α is the deflection angle, F2 is the bearing load, β is the pressure angle, F is the output force, L is the output end force arm; during the specific use, the bearing load power F2 that the bearing plate received is used on revolving frame 7, through leverage, on the power can pass to dish spring front pressing plate through compression roller subassembly, compression spring, produce certain pressure, it can produce a reaction dish spring power F1 to recoil this moment, the effect of reaction dish spring power F1 rethread lever, produce displacement compensation through the arm of force effect, and then with bearing load power F2, the synthetic power of a direction of dish spring power F1, guarantee a invariable output power F.
The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing disclosure without departing from the spirit or essential characteristics of all embodiments, and that all changes and modifications apparent from the above teachings are within the scope of the invention.
Claims (4)
1. The low constant-force disc spring support and hanger is characterized by comprising a fixed frame (4), wherein a disc spring structure, a compression roller assembly (6) corresponding to the disc spring structure, a revolving frame (7) connected with the compression roller assembly (6), a hoisting assembly corresponding to the revolving frame (7) and a locking plate (9) corresponding to the hoisting assembly are arranged in the fixed frame (4), the revolving frame (7) is hinged with the fixed frame (4) through a main shaft (17), the compression roller assembly (6) comprises a compression roller (601) and a compression roller plate (602) for installing the compression roller, the compression roller plate (602) is hinged with the revolving frame (7) through an adjusting shaft (14), the disc spring structure comprises a disc spring rear pressing plate (1) and a disc spring front pressing plate (5) corresponding to the compression roller (601), the disc spring rear pressing plate (1) and the disc spring front pressing plate (5) are fixed through a disc spring (3), the center of the disc spring (3) is provided with a guide post (501), one end of the guide post (501) is fixed with a disc spring front pressing plate (5), one end of the guide post (501) extends out of the disc spring rear pressing plate (1), the periphery of the disc spring (3) is provided with a load adjusting bolt (12) used for adjusting the spring and connected with the disc spring rear pressing plate (1) and the disc spring front pressing plate (5), the disc spring rear pressing plate (1) is fixed with a fixed frame (4), the disc spring front pressing plate (5) can move back and forth along the axial direction of the guide post (501), the compression roller assembly (6) and the revolving frame (7) form a connecting rod structure, the hoisting assembly comprises a hoisting plate (16), the hoisting plate (16) is connected with a hoisting handle (1601), the hoisting handle (1601) is hinged with the fixed frame (4) through a locking shaft (13), the fixed frame (4) is provided with two rooting lugs (8) corresponding to the hoisting assembly, the two rooting ear plates (8) are provided with connecting bolts (10), the locking shaft (13), the revolving frame (7) and the main shaft (17) form a lever structure, the revolving frame (7) is provided with a connecting plate (701), and the connecting plate (701) is provided with an adjusting bolt (15) corresponding to the adjusting shaft (14).
2. A low profile constant force disc spring hanger according to claim 1 wherein the locking shaft (13) is connected to the fixed frame (4) by a second bearing (12).
3. A low profile constant force disc spring hanger according to claim 2, wherein the main shaft (17) is connected to the slewing frame (7) by a first bearing (11).
4. The low constant-force disc spring support and hanger is characterized by comprising a fixed frame (4), wherein a disc spring structure, a compression roller assembly (6) corresponding to the disc spring structure, a revolving frame (7) connected with the compression roller assembly (6), a supporting assembly corresponding to the revolving frame (7) and a locking plate (9) corresponding to a hoisting assembly are arranged in the fixed frame (4), the revolving frame (7) is hinged with the fixed frame (4) through a main shaft (17), the compression roller assembly (6) comprises a compression roller (601) and a compression roller plate (602) for installing the compression roller, the compression roller plate (602) is hinged with the revolving frame (7) through an adjusting shaft (14), the disc spring structure comprises a disc spring rear pressing plate (1) and a disc spring front pressing plate (5) corresponding to the compression roller (601), the disc spring rear pressing plate (1) and the disc spring front pressing plate (5) are fixed through a disc spring (3), the disc spring supporting device is characterized in that a guide pillar (501) is arranged at the center of the disc spring (3), one end of the guide pillar (501) is fixed with a disc spring front pressing plate (5), one end of the guide pillar (501) extends out of a disc spring rear pressing plate (1), a load adjusting bolt (12) used for adjusting the spring and connected with the disc spring rear pressing plate (1) and the disc spring front pressing plate (5) is arranged on the periphery of the disc spring (3), the disc spring rear pressing plate (1) is fixed with a fixed frame (4), the disc spring front pressing plate (5) can move back and forth along the axis direction of the guide pillar (501), the compression roller assembly (6) and the revolving frame (7) form a connecting rod structure, the supporting assembly comprises an internal thread pipe (18), the internal thread pipe (18) is connected with a vertical supporting plate (1801), the vertical supporting plate (1801) is hinged with the fixed frame (4) through a locking shaft (13), and the locking shaft, Slewing frame (7), main shaft (17) form a lever structure, be provided with in internal thread pipe (18) and adjust post (19), adjust post (19) and internal thread pipe (18) threaded connection, it is provided with weighing plate (20) to adjust post (19) tip, it is provided with the through-hole that is used for rotatory regulation post (19) to adjust post (19) upper portion, be provided with connecting plate (701) on slewing frame (7), be provided with adjusting bolt (15) that correspond with adjusting shaft (14) on connecting plate (701), locking shaft (13) are connected with fixed frame (4) through bearing two (12), main shaft (17) are connected with slewing frame (7) through bearing one (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011307282.1A CN112283485A (en) | 2020-11-19 | 2020-11-19 | Low constant force dish spring gallows |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011307282.1A CN112283485A (en) | 2020-11-19 | 2020-11-19 | Low constant force dish spring gallows |
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CN112283485A true CN112283485A (en) | 2021-01-29 |
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ID=74398273
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CN202011307282.1A Pending CN112283485A (en) | 2020-11-19 | 2020-11-19 | Low constant force dish spring gallows |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1004236A (en) * | 1963-12-24 | 1965-09-15 | Leonard Salvatore Suozzo | Spring-controlled support device |
US20090065675A1 (en) * | 2005-09-23 | 2009-03-12 | Lisega Aktiengesellschaft | Constant bearer |
CN206203651U (en) * | 2016-09-30 | 2017-05-31 | 江苏鸿承机电设备有限公司 | A kind of Novel constant force disc spring bearing hanger |
CN109813239A (en) * | 2019-02-17 | 2019-05-28 | 青岛理工大学 | A kind of cam-tappet Contact Pair measuring lubricating oil film instrument and its application method |
CN111720629A (en) * | 2020-07-17 | 2020-09-29 | 江苏富友电力机械设备有限公司 | Low linear constant force spring support and hanger |
CN214579663U (en) * | 2020-11-19 | 2021-11-02 | 江苏富友电力机械设备有限公司 | Low constant force dish spring gallows |
-
2020
- 2020-11-19 CN CN202011307282.1A patent/CN112283485A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1004236A (en) * | 1963-12-24 | 1965-09-15 | Leonard Salvatore Suozzo | Spring-controlled support device |
US20090065675A1 (en) * | 2005-09-23 | 2009-03-12 | Lisega Aktiengesellschaft | Constant bearer |
CN206203651U (en) * | 2016-09-30 | 2017-05-31 | 江苏鸿承机电设备有限公司 | A kind of Novel constant force disc spring bearing hanger |
CN109813239A (en) * | 2019-02-17 | 2019-05-28 | 青岛理工大学 | A kind of cam-tappet Contact Pair measuring lubricating oil film instrument and its application method |
CN111720629A (en) * | 2020-07-17 | 2020-09-29 | 江苏富友电力机械设备有限公司 | Low linear constant force spring support and hanger |
CN214579663U (en) * | 2020-11-19 | 2021-11-02 | 江苏富友电力机械设备有限公司 | Low constant force dish spring gallows |
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