CN113358465A - Rigidity testing device for steel spring floating slab track vibration isolator - Google Patents
Rigidity testing device for steel spring floating slab track vibration isolator Download PDFInfo
- Publication number
- CN113358465A CN113358465A CN202110575241.9A CN202110575241A CN113358465A CN 113358465 A CN113358465 A CN 113358465A CN 202110575241 A CN202110575241 A CN 202110575241A CN 113358465 A CN113358465 A CN 113358465A
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- isolator
- pressure plate
- telescopic link
- vibration isolator
- spacing frame
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a steel spring floating plate track vibration isolator rigidity testing device, which comprises a detection machine structure, wherein the detection machine structure comprises a detection machine box, the top end of the detection machine box is provided with a pressure plate lifting rail, four end points at the bottom end of the detection machine box are respectively provided with a machine box supporting foot, one side of the pressure plate lifting rail is provided with a detection machine control box, and an upper pressure plate is arranged inside the pressure plate lifting rail; it is fixed that it passes through telescopic link U type draw-in groove block to detect pressure disk and pressure disk telescopic link simultaneously, dismantles to change and overhauls swiftly convenient, is favorable to detecting the not unidimensional isolator, and the practicality is stronger.
Description
Technical Field
The invention belongs to the technical field of floating slab vibration isolator detection, and particularly relates to a rigidity testing device for a steel spring floating slab track vibration isolator.
Background
The prefabricated floating slab track is characterized in that a ballastless track is supported on an elastic support (rubber or steel spring) to form a mass-spring system, and the ballastless track is isolated from an inverted arch or other foundations of a tunnel, so that the transmission of vibration to the foundations is greatly weakened, and the track is used for subways and viaducts of urban tracks.
The floating plate is supported and damped by the vibration isolator, the vibration isolator is mostly a steel spring, and the service life and the vibration resistance strength of the vibration isolator all need to use the vibration isolator damping hydraulic test machine to detect.
Present floating slab track isolator damping hydraulic test machine spacing fixed isolator that the in-process that uses can not be fine, and the isolator detects the pressure disk installation and dismantles more troublesome, is not convenient for adjust the size that detects the pressure disk according to the size of isolator, and the practicality is relatively poor.
Disclosure of Invention
The invention aims to provide a device for testing the rigidity of a steel spring floating slab track vibration isolator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the rigidity testing device for the steel spring floating plate rail vibration isolator comprises a detector structure, wherein the detector structure comprises a detector case, the top end of the detector case is provided with a pressure plate lifting rail, case supporting legs are arranged at four end points of the bottom end of the detector case, one side of the pressure plate lifting rail is provided with a detector control case, an upper pressure plate is arranged inside the pressure plate lifting rail, the top center of the detector case and one side of the upper pressure plate are respectively provided with a hydraulic rod seat, one end of the hydraulic rod seat is provided with a pressure plate telescopic rod, one end of the pressure plate telescopic rod is clamped with a detection pressure plate, the bottom end of the pressure plate telescopic rod is provided with a telescopic rod chassis, one side of the detection pressure plate is provided with a telescopic rod U-shaped clamping groove, a limiting frame sliding groove is symmetrically arranged at the same side of the detection pressure plate corresponding to the telescopic rod U-shaped clamping groove, and a limiting frame is clamped at the position of the detection pressure plate corresponding to the limiting frame sliding groove, one side symmetry embedding of telescopic link U type draw-in groove has locking stud A, the inboard of the spacing frame of isolator is provided with spacing arch, and the one end embedding of the spacing frame of isolator has locking stud B, the other end of the spacing frame of isolator is provided with the isolator cardboard, one side of isolator cardboard is fixed with anti-skidding rubber pad.
Preferably, spacing protruding and the spacing frame spout block that detection pressure disk one side was seted up of spacing protruding and detection pressure disk that the inboard of spacing frame of isolator was set up of isolator is spacing fixed for the spacing frame of isolator, spacing frame spout and spacing bellied size looks adaptation, spacing frame of isolator and spacing frame spout are fixed through locking big head bolt B extrusion block, locking big head bolt B closes fixedly with the spacing frame of isolator through the screw soon.
Preferably, the pressure disk telescopic link is spacing fixed with the telescopic link U type draw-in groove block that the detection pressure disk passes through the telescopic link chassis that pressure disk telescopic link bottom set up and detects pressure disk one side and set up, telescopic link chassis and telescopic link U type draw-in groove are fixed through locking big-end bolt A extrusion block, locking big-end bolt A and telescopic link U type draw-in groove close fixedly soon through the screw thread.
Preferably, the vibration isolator clamping plate and the vibration isolator limiting frame are of an integrated structure.
Preferably, the anti-skid rubber pad and the vibration isolator clamping plate are fixedly bonded through a colloid.
Preferably, the limiting protrusion and the vibration isolator limiting frame are of an integrated structure.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the vibration isolator limiting frames are clamped on two sides of the detection pressure plate, so that the vibration isolator which is being tested can be limited and fixed, the vibration isolator limiting frames can be adjusted quickly and conveniently, and after the vibration isolator is limited and fixed, the safety protection effect on the tested vibration isolator can be realized, and the vibration isolator can be prevented from sideslipping and popping out; it is fixed that it passes through telescopic link U type draw-in groove block to detect pressure disk and pressure disk telescopic link simultaneously, dismantles to change and overhauls swiftly convenient, is favorable to detecting the not unidimensional isolator, and the practicality is stronger.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the area of FIG. 1A according to the present invention;
FIG. 3 is a schematic perspective view of a detection platen according to the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of a detection pressure plate after the vibration isolator limiting frame is disassembled;
fig. 5 is a schematic structural view of a vibration isolator limiting frame solid 1 of the invention;
FIG. 6 is a schematic structural view of a vibration isolator spacing frame 2 according to the present invention;
FIG. 7 is a schematic view of a partial cross-sectional three-dimensional view of the vibration isolator spacing bracket of the present invention;
FIG. 8 is a schematic perspective view of the mounting manner of the detection platen according to the present invention;
FIG. 9 is a schematic view of a partial three-dimensional structure of the platen expansion link of the present invention;
in the figure: 1. detecting the structure of the machine; 101. detecting the chassis; 102. a pressure plate lifting rail; 103. a detector control box; 104. an upper pressure plate; 105. a hydraulic rod mount; 106. supporting feet of the case; 107. a platen expansion link; 108. detecting a pressure plate; 109. a vibration isolator limiting frame; 110. a U-shaped clamping groove of the telescopic rod; 111. a vibration isolator snap-gauge; 112. locking the big head bolt A; 113. a limiting bulge; 114. locking the big head bolt B; 115. a limiting frame chute; 116. an anti-skid rubber pad; 117. the telescopic rod chassis.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions: a steel spring floating plate rail vibration isolator rigidity testing device comprises a detecting machine structure 1, wherein the detecting machine structure 1 comprises a detecting machine box 101, a pressure plate lifting rail 102 is arranged at the top end of the detecting machine box 101, machine box supporting legs 106 are arranged at four end points of the bottom end of the detecting machine box 101, a detecting machine control box 103 is arranged on one side of the pressure plate lifting rail 102, an upper pressure plate 104 is arranged inside the pressure plate lifting rail 102, a hydraulic rod seat 105 is arranged at the center of the top end of the detecting machine box 101 and on one side of the upper pressure plate 104, a pressure plate telescopic rod 107 is arranged at one end of the hydraulic rod seat 105, a detecting pressure plate 108 is clamped at one end of the pressure plate telescopic rod 107, a telescopic rod chassis 117 is arranged at the bottom end of the pressure plate telescopic rod 107, a telescopic rod U-shaped clamping groove 110 is arranged on one side of the detecting pressure plate 108, and limiting frame sliding grooves 115 are symmetrically arranged on the same side of the detecting pressure plate 108 corresponding to the telescopic rod U-shaped clamping groove 110, the position block that detects pressure disk 108 and correspond spacing frame spout 115 has vibration isolator spacing frame 109, and one side symmetry embedding of telescopic link U type draw-in groove 110 has locking stud A112, and the inboard of vibration isolator spacing frame 109 is provided with spacing arch 113, and the one end embedding of vibration isolator spacing frame 109 has locking stud B114, and the other end of vibration isolator spacing frame 109 is provided with vibration isolator cardboard 111, and one side of vibration isolator cardboard 111 is fixed with anti-skidding rubber pad 116.
In order to facilitate the limiting of the vibration isolators with different sizes, in this embodiment, preferably, the vibration isolator limiting frame 109 and the detection pressure plate 108 are clamped, limited and fixed through a limiting protrusion 113 arranged on the inner side of the vibration isolator limiting frame 109 and a limiting frame sliding groove 115 arranged on one side of the detection pressure plate 108, and the size of the limiting frame sliding groove 115 is matched with that of the limiting protrusion 113; in order to facilitate adjustment of the fixing position of the vibration isolator limiting frame 109, preferably, the vibration isolator limiting frame 109 and the limiting frame sliding groove 115 are fixed by extruding and clamping through a locking stud B114, and the locking stud B114 and the vibration isolator limiting frame 109 are fixed by screwing through threads.
In order to facilitate the detection pressure plate 108 to be detached and replaced, in this embodiment, preferably, the pressure plate expansion link 107 and the detection pressure plate 108 are clamped and fixed in a limiting manner by a telescopic link chassis 117 disposed at the bottom end of the pressure plate expansion link 107 and a telescopic link U-shaped slot 110 disposed at one side of the detection pressure plate 108, the telescopic link chassis 117 and the telescopic link U-shaped slot 110 are fixed by being extruded and clamped by a locking stud a112, and the locking stud a112 and the telescopic link U-shaped slot 110 are fixed by being screwed by threads.
In order to make the vibration isolator card 111 stronger, in the present embodiment, it is preferable that the vibration isolator card 111 and the vibration isolator stopper 109 are of an integrated structure.
In order to firmly fix the antiskid rubber pad 116 and the vibration isolator locking plate 111, in the present embodiment, it is preferable that the antiskid rubber pad 116 and the vibration isolator locking plate 111 are fixed by adhesive.
In order to make the strength of the vibration isolator limiting frame 109 greater, in this embodiment, it is preferable that the limiting protrusion 113 and the vibration isolator limiting frame 109 are of an integrated structure.
The working principle and the using process of the invention are as follows: after the vibration isolator damping test device is installed, firstly, the installation and the safety protection of the vibration isolator damping test device are checked, then the vibration isolator damping test device can be used, when in use, firstly, a proper detection pressure plate 108 is replaced according to the size of the vibration isolator, then, a locking stud A112 is screwed and screwed, the detection pressure plate 108 is firmly installed and fixed, then, the vibration isolator is placed in the center above the detection pressure plate 108 at the top end of a detection case 101, then, a detection machine control case 103 is arranged, the two detection pressure plates 108 are enabled to be close until the detection pressure plate 108 is completely attached to the vibration isolator, then, the locking stud B114 is screwed and unscrewed, the position of a vibration isolator limiting frame 109 is adjusted, and the vibration isolator clamping plate 111 is enabled to be extruded and clamped with the vibration isolator to perform the damping test on the vibration isolator.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Steel spring floating slab track isolator rigidity testing arrangement, including detecting quick-witted structure (1), its characterized in that: the detector structure (1) comprises a detection case (101), a pressure plate lifting rail (102) is arranged at the top end of the detection case (101), case supporting feet (106) are arranged at four end points of the bottom end of the detection case (101), a detection machine control box (103) is arranged on one side of the pressure plate lifting rail (102), an upper pressure plate (104) is arranged inside the pressure plate lifting rail (102), a hydraulic rod seat (105) is arranged at the top end center of the detection case (101) and one side of the upper pressure plate (104), a pressure plate telescopic rod (107) is arranged at one end of the hydraulic rod seat (105), a detection pressure plate (108) is clamped at one end of the pressure plate telescopic rod (107), a telescopic rod chassis (117) is arranged at the bottom end of the telescopic rod (107), and a U-shaped clamping groove (110) is arranged at one side of the detection pressure plate (108), and detect pressure disk (108) and correspond spacing frame spout (115) have been seted up to the homonymy symmetry of telescopic link U type draw-in groove (110), the position block that detects pressure disk (108) and correspond spacing frame spout (115) has spacing frame (109) of isolator, the one side symmetry embedding of telescopic link U type draw-in groove (110) has locking stud A (112), the inboard of spacing frame (109) of isolator is provided with spacing arch (113), and the one end embedding of spacing frame (109) of isolator has locking stud B (114), the other end of spacing frame (109) of isolator is provided with isolator cardboard (111), one side of isolator cardboard (111) is fixed with anti-skidding rubber pad (116).
2. The steel spring floating slab track isolator stiffness testing device of claim 1, wherein: spacing protruding (113) and spacing frame spout (115) block that detection pressure disk (108) one side was seted up that spacing frame (109) inboard set up of isolator (109) and detection pressure disk (108) are spacing fixed, spacing frame spout (115) and spacing protruding (113) size looks adaptation, spacing frame (109) of isolator and spacing frame spout (115) are fixed through locking big head bolt B (114) extrusion block, locking big head bolt B (114) and spacing frame (109) of isolator close fixedly through the screw soon.
3. The steel spring floating slab track isolator stiffness testing device of claim 1, wherein: the pressure disk telescopic link (107) and the detection pressure disk (108) are fixed in a limiting way through the telescopic link chassis (117) arranged at the bottom end of the pressure disk telescopic link (107) and the telescopic link U-shaped clamping groove (110) clamped on one side of the detection pressure disk (108), the telescopic link chassis (117) and the telescopic link U-shaped clamping groove (110) are fixed through the extrusion clamping of the locking big-head bolt A (112), and the locking big-head bolt A (112) and the telescopic link U-shaped clamping groove (110) are fixed through the screw thread screwing.
4. The steel spring floating slab track isolator stiffness testing device of claim 1, wherein: the vibration isolator clamping plate (111) and the vibration isolator limiting frame (109) are of an integrated structure.
5. The steel spring floating slab track isolator stiffness testing device of claim 1, wherein: the anti-skid rubber pad (116) and the vibration isolator snap-gauge (111) are fixedly bonded through glue.
6. The steel spring floating slab track isolator stiffness testing device of claim 1, wherein: the limiting protrusion (113) and the vibration isolator limiting frame (109) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575241.9A CN113358465A (en) | 2021-05-26 | 2021-05-26 | Rigidity testing device for steel spring floating slab track vibration isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110575241.9A CN113358465A (en) | 2021-05-26 | 2021-05-26 | Rigidity testing device for steel spring floating slab track vibration isolator |
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| Publication Number | Publication Date |
|---|---|
| CN113358465A true CN113358465A (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110575241.9A Pending CN113358465A (en) | 2021-05-26 | 2021-05-26 | Rigidity testing device for steel spring floating slab track vibration isolator |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109580352A (en) * | 2018-12-20 | 2019-04-05 | 宁波沃力弹簧有限公司 | A kind of dish-style spring limiting pressure test equipment of two-way prevention |
| CN209035814U (en) * | 2018-09-25 | 2019-06-28 | 广州登峰机械设备有限公司 | A kind of positioning and clamping mechanism of automobile welding and assembling clamp |
| CN209264225U (en) * | 2018-12-28 | 2019-08-16 | 江苏铁科新材料股份有限公司 | One kind is used to hold rubber shock absorber longitudinal rigidity detection device |
| CN210243350U (en) * | 2019-06-05 | 2020-04-03 | 浙江三新检测校准有限公司 | Experimental device for be used for detecting slice material performance |
| CN211121912U (en) * | 2019-10-25 | 2020-07-28 | 成都晨晖弹簧制造有限公司 | Door type spring tension and compression testing machine |
| CN112229613A (en) * | 2020-10-05 | 2021-01-15 | 中电天奥有限公司 | Vibration isolator mechanical parameter testing device |
| CN112345362A (en) * | 2020-12-24 | 2021-02-09 | 中南大学 | Mechanical property tester for railway fastener |
| CN213121409U (en) * | 2020-10-23 | 2021-05-04 | 张书文 | Concrete compressive strength detection device for traffic civil engineering |
| CN112793133A (en) * | 2021-03-29 | 2021-05-14 | 中南大学 | Be used for fashioned frock of railway rails plastic vibration isolator |
-
2021
- 2021-05-26 CN CN202110575241.9A patent/CN113358465A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201645182U (en) * | 2010-03-19 | 2010-11-24 | 千禧之星珠宝股份有限公司 | Clamp |
| CN204116130U (en) * | 2014-10-16 | 2015-01-21 | 山东农业大学 | Multifunctional test fixture |
| CN206020172U (en) * | 2016-08-31 | 2017-03-15 | 嘉兴市叁壹工程检测有限公司 | A kind of compression strength of concrete test parts detection means |
| CN209035814U (en) * | 2018-09-25 | 2019-06-28 | 广州登峰机械设备有限公司 | A kind of positioning and clamping mechanism of automobile welding and assembling clamp |
| CN109580352A (en) * | 2018-12-20 | 2019-04-05 | 宁波沃力弹簧有限公司 | A kind of dish-style spring limiting pressure test equipment of two-way prevention |
| CN209264225U (en) * | 2018-12-28 | 2019-08-16 | 江苏铁科新材料股份有限公司 | One kind is used to hold rubber shock absorber longitudinal rigidity detection device |
| CN210243350U (en) * | 2019-06-05 | 2020-04-03 | 浙江三新检测校准有限公司 | Experimental device for be used for detecting slice material performance |
| CN211121912U (en) * | 2019-10-25 | 2020-07-28 | 成都晨晖弹簧制造有限公司 | Door type spring tension and compression testing machine |
| CN112229613A (en) * | 2020-10-05 | 2021-01-15 | 中电天奥有限公司 | Vibration isolator mechanical parameter testing device |
| CN213121409U (en) * | 2020-10-23 | 2021-05-04 | 张书文 | Concrete compressive strength detection device for traffic civil engineering |
| CN112345362A (en) * | 2020-12-24 | 2021-02-09 | 中南大学 | Mechanical property tester for railway fastener |
| CN112793133A (en) * | 2021-03-29 | 2021-05-14 | 中南大学 | Be used for fashioned frock of railway rails plastic vibration isolator |
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Application publication date: 20210907 |
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| RJ01 | Rejection of invention patent application after publication |