CN204437173U - A kind of vibration and noise reducing device - Google Patents
A kind of vibration and noise reducing device Download PDFInfo
- Publication number
- CN204437173U CN204437173U CN201520025846.0U CN201520025846U CN204437173U CN 204437173 U CN204437173 U CN 204437173U CN 201520025846 U CN201520025846 U CN 201520025846U CN 204437173 U CN204437173 U CN 204437173U
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- CN
- China
- Prior art keywords
- base
- vibration
- mounting plate
- contactor
- spring
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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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of vibration and noise reducing device, be arranged between casing mounting plate and contactor or relay base, comprise top base, bottom base, spring and the first connecting bolt, described first connecting bolt is successively through described contactor or relay base, top base, spring, bottom base and casing mounting plate, and fix with nut at the opposite side of described casing mounting plate, described bottom base is fixedly connected with described casing mounting plate.The utility model utilizes upper and lower pedestal and spring as primary buffer part, when contactor or relay base vibration-extrusion top base, contactor or relay base and the first connecting bolt disengage, and then drive top base extrusion spring to shrink, by the buffer function of spring, the mechanical vibrational energy of self is decayed gradually, reduce the vibrational energy outwards propagated with air-borne sound and solid-borne noise, the final effect realizing reduction noise.
Description
Technical field
The utility model relates to low voltage electrical equipment field, particularly relates to a kind of vibration and noise reducing device for common contact device or relay.
Background technique
Common contact device or relay (referring to the quiet contactor that non-expert designs or relay), below only for contactor, are one of the most widely used low-voltage electrical elements in electrical equipment.When normally working, certain vibrating noise can be produced because of its own mechanical collision, and, usual most of common contact device is directly installed on casing, like this, its contact adhesive or machinery action when disconnecting easily cause and resonance between mounting plate, now can produce larger noise, especially, in Non-machine room elevator control cabinet, the noise that contactor directly or indirectly produces brings greater impact often to the normal life of people.
In order to solve the problem, publication number is that the Chinese patent of CN202307713U discloses a kind of contactor or relay silencer, it increases damping block below contactor or relay base, and by rigid support, damping block and contactor or relay are connected on casing mounting plate, achieve certain vibration insulation and noise reduction effect.But this device need depend on the damping capacity of the damping block that flexible material is made, its effectiveness in vibration suppression has certain narrow limitation; In addition, this device is subject to the impact of temperature, and especially use in the place of long-term severe cold, effect can be more vulnerable to impact; And this device takies installing space comparatively greatly, wastes certain space resources.
Publication number is that the Chinese patent of CN203976144U provides a kind of elevator control cabinet contact silencing apparatus, it adopts two-way turriform spring structure to realize effectiveness in vibration suppression between contactor and elevator control cabinet, but contactor directly contacts with the guide rail of its base bottom in this device, still likely cause the resonance between the mechanical vibration of contactor self and guide rail, and affect noise reduction.
For above-mentioned technical problem, in practical engineering application, how reducing noise that contactor or relay produce better is those skilled in the art's technical problems urgently to be resolved hurrily.
Model utility content
The utility model provides a kind of vibration and noise reducing device, to solve the problems of the technologies described above.
For solving the problems of the technologies described above, the utility model provides a kind of vibration and noise reducing device, be arranged between casing mounting plate and contactor or relay base, comprise top base, bottom base, spring and the first connecting bolt, described first connecting bolt is successively through described contactor or relay base, top base, spring, bottom base and casing mounting plate, and fix with nut at the opposite side of described casing mounting plate, described bottom base is fixedly connected with described casing mounting plate.
Preferably, described top base comprises carrier board and upper retainer ring, and described bottom base comprises substrate and lower retainer ring, and described carrier board contacts with described contactor or relay base, described substrate is fixedly connected with described casing mounting plate, and described spring retainer is in fixed circle and lower retainer ring.
Preferably, the first pressing plate is lined with between described carrier board and described contactor or relay base.
Preferably, described first pressing plate adopts flexible material to make.
Preferably, the one side of described carrier board and described spring contact is equipped with punch pad, and the one side of described substrate and described spring contact is equipped with lower bolster.
Preferably, described upper and lower pedestal is integral type structure or package assembly.
Preferably, described substrate is connected by fixed block with described casing mounting plate.
Preferably, the second pressing plate is provided with between described fastener and described substrate.
Compared with prior art, a kind of vibration and noise reducing device tool that the utility model provides has the following advantages:
1. the utility model changes contactor in prior art into elasticity with being closely rigidly connected between casing mounting plate and is connected, reduce the transmission of contactor or relay itself vibrates energy, achieve better effect of vibration and noise reduction, and the critical piece in this device is not subject to the restriction of external condition (as temperature, special material etc.);
2., due to contactor or achieve elasticity between relay with casing mounting plate and be connected, can avoid producing between himself vibration and mounting plate resonating, slow down the mechanical wear between contactor armature and iron core and between dynamic/static contact, extend its working life;
3. this device can with common contact device or relay with the use of, shared mounting plate area is less, can save certain cabinet space.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vibration and noise reducing device of the utility model one embodiment;
Fig. 2 is the structural representation of top base in the vibration and noise reducing device of the utility model one embodiment;
Fig. 3 is the structural representation of bottom base in the vibration and noise reducing device of the utility model one embodiment.
In figure: retainer ring, 43-lower bolster, 50-spring, 60-first connecting bolt, 61-nut, 70-first pressing plate, 80-second connecting bolt, 81-second pressing plate under 10-casing mounting plate, 20-contactor or relay base, 30-top base, 31-carrier board, the upper retainer ring of 32-, 33-punch pad, 40-bottom base, 41-substrate, 42-.
Embodiment
In order to the technological scheme of the above-mentioned model utility of more detailed statement, below list specific embodiment and carry out Proof Technology effect; It is emphasized that these embodiments are not limited to for illustration of the utility model limit scope of the present utility model.
A kind of vibration and noise reducing device that the utility model provides, as shown in Figure 1, be arranged between casing mounting plate 10 and contactor or relay base 20, comprise top base 30, bottom base 40, spring 50 and the first connecting bolt 60, described first connecting bolt 60 is successively through described contactor or relay base 20, top base 30, spring 50, bottom base 40 and casing mounting plate 10, and fix with nut 61 at the opposite side of described casing mounting plate 10, described bottom base 40 is fixedly connected with described casing mounting plate 10.On the utility model utilizes, bottom base 30, 40 and spring 50 as primary buffer part, when contactor or relay base 20 vibration-extrusion top base 30, contactor or relay base 20 and the first connecting bolt 60 disengage, and then drive top base 30 extrusion spring 50 to shrink, by the buffer function of spring 50, the mechanical vibrational energy of self is decayed gradually, reduce the vibrational energy outwards propagated with air-borne sound and solid-borne noise, the final effect realizing reduction noise, and the critical piece in this device is not subject to external condition (as temperature, special material etc.) restriction, and it is less to take up room, cabinet space can be saved, improve the space availability ratio of control cabinet.
Preferably, please emphasis referring to figs. 2 and 3, described top base 30 comprises carrier board 31 and upper retainer ring 32, described bottom base 40 comprises substrate 41 and lower retainer ring 42, described carrier board 31 contacts with described contactor or relay base 20, described substrate 41 is fixedly connected with described casing mounting plate 10, described spring 50 is limited in fixed circle 32 and lower retainer ring 42, described carrier board 31 and substrate 41 withstand the two ends of spring 50 respectively, stretch or Compress Spring 50, fixed circle 32 and lower retainer ring 42 are for the movement of restraining spring 50 in radial direction.
Preferably, please emphasis with reference to figure 1, be lined with the first pressing plate 70 between described carrier board 31 and described contactor or relay base 20, preferably, described first pressing plate 70 adopts flexible material to make, and is connected with the elasticity realized between contactor with top base 30.
Preferably, please continue to refer to Fig. 1 to Fig. 3, the one side that described carrier board 31 contacts with described spring 50 is equipped with punch pad 33, the one side that described substrate 41 contacts with described spring 50 is equipped with lower bolster 43, described punch pad 33 and lower bolster 43 can prevent the spring 50 too upper and lower pedestal 30,40 of extruding, improve device working life.
Preferably, described upper and lower pedestal 30,40 is integral type structure or package assembly, can reach above-mentioned technique effect.
Preferably, ask emphasis with reference to figure 1, described substrate 41 is affixed by fastener with described casing mounting plate 10; fastener described in the present embodiment adopts the second connecting bolt 80; preferably, between described second connecting bolt 80 and described substrate 41, be provided with the second pressing plate 81, to protect described substrate 41.Certainly, between described substrate 41 with described casing mounting plate 10 also by weld or the mode such as riveted joint affixed.
It should be noted that, if upper and lower pedestal 30,40 all adopts flexible material to make, such as General Purpose Rubber, need respectively arrange a pressing plate, to protect upper bottom base 30,40 above the substrate 41 of the carrier board 31 of top base 30 and bottom base 40; Meanwhile, a backing plate need being respectively set in the upper and lower end parts position of spring 50, extruding damage to upper bottom base 30,40 for a long time for preventing spring 50.
In sum, a kind of vibration and noise reducing device that the utility model provides, be arranged between casing mounting plate 10 and contactor or relay base 20, comprise top base 30, bottom base 40, spring 50 and the first connecting bolt 60, described first connecting bolt 60 is successively through described contactor or relay base 20, top base 30, spring 50, bottom base 40 and casing mounting plate 10, and fix with nut 61 at the opposite side of described casing mounting plate 10, described bottom base 40 is fixedly connected with described casing mounting plate 10.The utility model utilizes upper and lower pedestal 30,40 and spring 50 as primary buffer part, when contactor or relay base 20 vibration-extrusion top base 30, contactor or relay base 20 and the first connecting bolt 60 disengage, and then drive top base 30 extrusion spring 50 to shrink, by the buffer function of spring 50, the mechanical vibrational energy of self is decayed gradually, reduce the vibrational energy outwards propagated with air-borne sound and solid-borne noise, the final effect realizing reduction noise.
Obviously, those skilled in the art can carry out various change and modification to model utility and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (8)
1. a vibration and noise reducing device, be arranged between casing mounting plate and contactor or relay base, it is characterized in that, comprise top base, bottom base, spring and the first connecting bolt, described first connecting bolt is successively through described contactor or relay base, top base, spring, bottom base and casing mounting plate, and fix with nut at the opposite side of described casing mounting plate, described bottom base is fixedly connected with described casing mounting plate.
2. vibration and noise reducing device as claimed in claim 1, it is characterized in that, described top base comprises carrier board and upper retainer ring, described bottom base comprises substrate and lower retainer ring, described carrier board contacts with described contactor or relay base, described substrate is fixedly connected with described casing mounting plate, and described spring retainer is in fixed circle and lower retainer ring.
3. vibration and noise reducing device as claimed in claim 2, is characterized in that, is lined with the first pressing plate between described carrier board and described contactor or relay base.
4. vibration and noise reducing device as claimed in claim 3, is characterized in that, described first pressing plate adopts flexible material to make.
5. vibration and noise reducing device as claimed in claim 2, it is characterized in that, the one side of described carrier board and described spring contact is equipped with punch pad, and the one side of described substrate and described spring contact is equipped with lower bolster.
6. vibration and noise reducing device as claimed in claim 2, it is characterized in that, described upper and lower pedestal is integral type structure or package assembly.
7. vibration and noise reducing device as claimed in claim 2, is characterized in that, it is affixed that described substrate and described casing mounting plate pass through fastener.
8. vibration and noise reducing device as claimed in claim 7, is characterized in that, be provided with the second pressing plate between described fastener and described substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025846.0U CN204437173U (en) | 2015-01-15 | 2015-01-15 | A kind of vibration and noise reducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520025846.0U CN204437173U (en) | 2015-01-15 | 2015-01-15 | A kind of vibration and noise reducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204437173U true CN204437173U (en) | 2015-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520025846.0U Expired - Fee Related CN204437173U (en) | 2015-01-15 | 2015-01-15 | A kind of vibration and noise reducing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204437173U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106206165A (en) * | 2016-09-07 | 2016-12-07 | 泉州圆创机械技术开发有限公司 | A kind of Shockproof relay |
| CN106710842A (en) * | 2017-02-22 | 2017-05-24 | 江苏宝亨新电气有限公司 | Vibration-decreasing noise-reducing oil-immersed transformer |
| CN110233083A (en) * | 2019-06-27 | 2019-09-13 | 迅达（中国）电梯有限公司 | For installing the mounting device of contactor |
-
2015
- 2015-01-15 CN CN201520025846.0U patent/CN204437173U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106206165A (en) * | 2016-09-07 | 2016-12-07 | 泉州圆创机械技术开发有限公司 | A kind of Shockproof relay |
| CN106710842A (en) * | 2017-02-22 | 2017-05-24 | 江苏宝亨新电气有限公司 | Vibration-decreasing noise-reducing oil-immersed transformer |
| CN110233083A (en) * | 2019-06-27 | 2019-09-13 | 迅达（中国）电梯有限公司 | For installing the mounting device of contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20210115 |