CN206958141U - A kind of damping device of shield-tunneling construction shield machine - Google Patents
A kind of damping device of shield-tunneling construction shield machine Download PDFInfo
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- CN206958141U CN206958141U CN201720845339.0U CN201720845339U CN206958141U CN 206958141 U CN206958141 U CN 206958141U CN 201720845339 U CN201720845339 U CN 201720845339U CN 206958141 U CN206958141 U CN 206958141U
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- base support
- shield
- damping device
- tunneling construction
- gauge block
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Abstract
It the utility model is related to amping device technical field,In particular a kind of damping device of shield-tunneling construction shield machine,Including base support,Absorbing unit,Parenchyma gauge block,The base support is in "Ji" type structure,The parenchyma gauge block is located in base support,The bottom of vibration rack is through the top of the base support and is fixedly connected with parenchyma gauge block,The vibration rack comes with threaded rod,Additional mass is installed on the threaded rod,The base support,Vibration rack,Connected as one between top board by absorbing unit,Connected between the base support and top board by regulating bolt and adjusting nut,The present apparatus can prevent mass from coming off or being flown out by hitting,Prevent potential safety hazard,The additional mass that can be increased or decreased is installed on the threaded rod,Improve or reduce the rigidity of absorbing unit in vertical direction in position by adjusting regulating bolt and adjusting nut,So as to reach the purpose of regulating frequency.
Description
Technical field
Amping device technical field is the utility model is related to, specially a kind of damping device of shield-tunneling construction shield machine.
Background technology
Shield machine is the Grand Equipments of the constructing tunnels such as railway, highway, water conservancy, urban construction, its efficiency of breaking rock and propulsion
Speed receives much concern.But shield machine shakes acutely in shield-tunneling construction so that its internal critical component damages because dynamic stress is excessive
It is bad, thereby result in part replacement and stopping accident.Vibration isolator or dynamic vibration absorber can generally be used by reducing vibration.When sharp
Encourage power frequency it is relatively low when, common vibration isolator is ineffective, and the effectiveness in vibration suppression of dynamic vibration absorber is more obvious, and dynamic vibration absorber is
It is a kind of to absorb the vibrational energy of object using resonator system to reduce the equipment of object vibration.
But common dynamic vibration absorber have one it is clearly disadvantageous, the structure of each dynamic vibration absorber be it is fixed, only
The vibrational excitation of single-frequency can be eliminated, thus each dynamic vibration absorber can only absorb the vibrational energy of specific frequency, flexibly
Property it is poor, additionally, due to vibration and the influence of structure, mass easily comes off or flies out when in use.
Utility model content
The purpose of this utility model is to provide a kind of damping device of shield-tunneling construction shield machine, to solve above-mentioned background skill
The problem of being proposed in art.The damping device has reduction vibrating noise, prevents mass from coming off, is applicable to multi-frequency
Feature.
To achieve the above object, the utility model provides following technical scheme:
A kind of damping device of shield-tunneling construction shield machine, including base support, absorbing unit, parenchyma gauge block, the base
Support is in "Ji" type structure, and the parenchyma gauge block is located in base support, and the bottom of vibration rack passes through the base support
Top and be fixedly connected with parenchyma gauge block, the vibration rack comes with threaded rod, and additional mass is installed on the threaded rod
Block, the vibration rack surface are provided with top board, pass through absorbing unit between the base support, vibration rack, top board
Connect as one, connected between the base support and top board by regulating bolt and adjusting nut.
Preferably, the regulating bolt is connected to adjusting nut through the top of base support, top board.
Preferably, the upper frame roof of the base support is provided with one and is used for through the spacing hole of vibration rack and four
For the adjustment hole through regulating bolt.
Preferably, the base support both sides are provided with the convenient fixing hole being connected with vibrating body.
Preferably, the central through hole of the vibration rack through parenchyma gauge block connects with locking nut locking.
Preferably, the absorbing unit is vulcanization block rubber, and base support is die casting aluminum component, parenchyma gauge block, additional mass
Block is ironcasting.
Preferably, the additional mass sets three pieces.
Compared with prior art, the beneficial effects of the utility model are:The base support of the present apparatus is in "Ji" type structure,
Parenchyma gauge block is located in base support, and the bottom of vibration rack through the top of base support and is fixedly connected with parenchyma gauge block, can
In the case of avoiding absorbing unit from producing unexpected damage when deforming serious, mass comes off or flown out by hitting, so as to big
The service life of big extension fixture, prevents potential safety hazard;Vibration rack comes with threaded rod, is installed on the threaded rod additional
It mass, can be increased or decreased according to being actually needed, make the absorbing frequency of dynamic vibration absorber and the vibration frequency of vibratory equipment
Rate produces coupling, therefore the frequency of the device can be adjusted to multi-frequency;Pass through regulating bolt between seat support and top board
Connected with adjusting nut, can be by adjusting the position raising of regulating bolt and adjusting nut or reducing absorbing unit in vertical direction
On rigidity, reach adjustment intrinsic frequency purpose.
Brief description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is chassis supporting stand structure schematic diagram;
Fig. 3 is main mass block structure schematic diagram.
In figure:Base support 1, vibration rack 2, absorbing unit 3, top board 4, adjusting nut 5, regulating bolt 6, principal mass
Block 7, additional mass 8, locking nut 9, fixing hole 10, spacing hole 11, adjustment hole 12, central through hole 13.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1~3 are referred to, the utility model provides a kind of technical scheme:
A kind of damping device of shield-tunneling construction shield machine, including base support 1, absorbing unit 3, parenchyma gauge block 7, the bottom
Seat support 1 is in "Ji" type structure, and the parenchyma gauge block 7 is located in base support 1, and the bottom of vibration rack 2 passes through the bottom
The top of seat support 1 and parenchyma gauge block 7 is fixedly connected with, the vibration rack 2 comes with threaded rod, is installed on the threaded rod
Additional mass 8, is provided with top board 4 directly over the vibration rack 2, the base support 1, vibration rack 2, top board 4 it
Between connected as one by absorbing unit 3, pass through regulating bolt 6 and adjusting nut 5 between the base support 1 and top board 4
Connection;The regulating bolt 6 is connected to adjusting nut 5 through the top of base support 1, top board 4;The base support 1
Upper frame roof is provided with one and is used for through the spacing hole 11 of vibration rack 2 and four adjustment holes being used for through regulating bolt 6;
The both sides of base support 1 are provided with the convenient fixing hole 10 being connected with vibrating body;The vibration rack 2 passes through parenchyma gauge block 7
Central through hole 13 connects with the locking of locking nut 9;The absorbing unit 3 is vulcanization block rubber, and base support 1 is die casting aluminum component,
Parenchyma gauge block 7, additional mass 8 are ironcasting;The additional mass 8 sets three pieces.
Damping device of the present utility model is a kind of dynamic vibration absorber, and dynamic vibration absorber is to absorb object using resonator system
Vibrational energy to reduce object vibration, the damping device may be mounted on shield machine parts to be damped and wait to subtract to absorb
The vibrational energy to shake on parts;The device is by setting the rigidity of the block rubber of absorbing unit 3 and the quality of mass so that dynamic
The vibration frequency value of the natural frequency value of power bump leveller and vibrating body is close or consistent, using in resonance mass it is reverse
Inertia force offsets vibration force, while absorbing unit 3 produces frictional heat in vibration deformation with vibrational energy of decaying, so as to up to
To reduction vibration noise purpose.
After damping device is connected with vibratory equipment, it can be adjusted according to the vibration frequency of vibratory equipment attached on vibration rack 2
Add the quantity of mass 8, the absorbing frequency of dynamic vibration absorber is produced with the vibration frequency of vibratory equipment and couple, work as vibratory equipment
Vibration frequency when changing, the additional mass 8 on vibration rack 2 is increased and decreased or changed so that vibratory equipment shakes
Dynamic frequency can still reach the purpose of vibration control using same dynamic vibration absorber after changing;The additional mass of the present apparatus
Block 8 has three pieces, and on the threaded rod on vibration rack 2, the quantity of additional mass 8 can also be increased according to being actually needed
Or reduce, therefore the frequency of dynamic vibration absorber can be adjusted to multi-frequency.
Connected between the top of described base support 1 and top board 4 in the surrounding of absorbing unit 3 by adjusting fastener,
Linked together by regulating bolt 6 through top, top board 4 and the adjusting nut 5 of base support 1, material is thus formed
The deflection adjustment structure of absorbing unit 6 in vertical direction, can be certainly by the position for adjusting regulating bolt 6 and adjusting nut 5
By the compression in vertical direction of regulation absorbing unit 3 or stretcher strain amount, that is, absorbing unit 6 is improved or reduces in vertical direction
On rigidity, therefore, can freely be adjusted after absorbing unit 6 vulcanizes rubber formation of lots or using rigidity is carried out in debugging process,
Reach the purpose of adjustment intrinsic frequency.
Due to being fixed together by vibration rack 2 between mass and absorbing unit 3, along with by top board
4th, the position-limiting action for the enclosed construction that the top planes of base support 1 and spacing hole 11 are formed, it can be ensured that avoid absorbing unit 3 from existing
Parenchyma gauge block 7 in the case of unexpected damage is produced when deforming serious, additional mass 8 comes off or flown out by hitting, so as to significantly
The service life of extension fixture, prevents potential safety hazard, so as to effectively prevent from coming off or being flown out by hitting when mass is in use.
The both sides of base support 1 are additionally provided with the convenient fixing hole 10 being connected with vibrating body, and dynamic vibration absorber can pass through fixation
Base support 1 is arranged on parts to be damped by hole 10, is safely worked it is possible thereby to ensure that power-equipment can be stablized;
Damping device of the present utility model is mountable on the vibrating mass such as shield machine mainframe, girder, propulsion cylinder, support boots.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of damping device of shield-tunneling construction shield machine, including base support (1), absorbing unit (3), parenchyma gauge block (7), its
It is characterised by, the base support (1) is in "Ji" type structure, and the parenchyma gauge block (7) is located in base support (1), vibration
The bottom of support (2) is through the top of the base support (1) and is fixedly connected with parenchyma gauge block (7), and the vibration rack (2) is certainly
Bar is threaded, additional mass (8) is installed on the threaded rod, top board is provided with directly over the vibration rack (2)
(4), connected as one between the base support (1), vibration rack (2), top board (4) by absorbing unit (3), the bottom
It is connected between seat support (1) and top board (4) by regulating bolt (6) and adjusting nut (5).
A kind of 2. damping device of shield-tunneling construction shield machine according to claim 1, it is characterised in that:The regulating bolt
(6) it is connected to adjusting nut (5) through the top of base support (1), top board (4).
A kind of 3. damping device of shield-tunneling construction shield machine according to claim 1, it is characterised in that:The base support
(1) upper frame roof is provided with one and is used to be used for through regulating bolt through the spacing hole (11) of vibration rack (2) and four
(6) adjustment hole.
A kind of 4. damping device of shield-tunneling construction shield machine according to claim 1, it is characterised in that:The base support
(1) both sides are provided with the convenient fixing hole (10) being connected with vibrating body.
A kind of 5. damping device of shield-tunneling construction shield machine according to claim 1, it is characterised in that:The vibration rack
(2) connected through the central through hole (13) of parenchyma gauge block (7) with locking nut (9) locking.
A kind of 6. damping device of shield-tunneling construction shield machine according to claim 1, it is characterised in that:The absorbing unit
(3) it is vulcanization block rubber, base support (1) is die casting aluminum component, and parenchyma gauge block (7), additional mass (8) are ironcasting.
A kind of 7. damping device of shield-tunneling construction shield machine according to claim 6, it is characterised in that:The additional mass
Block (8) sets three pieces.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720845339.0U CN206958141U (en) | 2017-07-13 | 2017-07-13 | A kind of damping device of shield-tunneling construction shield machine |
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CN201720845339.0U CN206958141U (en) | 2017-07-13 | 2017-07-13 | A kind of damping device of shield-tunneling construction shield machine |
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CN206958141U true CN206958141U (en) | 2018-02-02 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110056746A (en) * | 2019-03-29 | 2019-07-26 | 浙江大学滨海产业技术研究院 | A kind of device that multistage can slow down shield machine vibration |
CN112389642A (en) * | 2020-10-30 | 2021-02-23 | 哈尔滨飞机工业集团有限责任公司 | Dynamic vibration absorber structure for helicopter vibration reduction |
CN113324858A (en) * | 2021-06-23 | 2021-08-31 | 上海顺诠科技有限公司 | Dynamic stress strain test system |
-
2017
- 2017-07-13 CN CN201720845339.0U patent/CN206958141U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110056746A (en) * | 2019-03-29 | 2019-07-26 | 浙江大学滨海产业技术研究院 | A kind of device that multistage can slow down shield machine vibration |
CN112389642A (en) * | 2020-10-30 | 2021-02-23 | 哈尔滨飞机工业集团有限责任公司 | Dynamic vibration absorber structure for helicopter vibration reduction |
CN113324858A (en) * | 2021-06-23 | 2021-08-31 | 上海顺诠科技有限公司 | Dynamic stress strain test system |
CN113324858B (en) * | 2021-06-23 | 2022-12-20 | 上海顺诠科技有限公司 | Dynamic stress strain test system |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder |
Address after: 230088 Room 807, 8th Floor, F3 Floor, Phase II, Innovation Industrial Park, 2800 Innovation Avenue, Hefei High-tech Zone, Anhui Province Patentee after: Hefei gravity wave data Technology Co Ltd Address before: 230088 Room 403, R&D Center, Research Institute of Intelligent Manufacturing Technology, Hefei University of Technology, Southwest corner of the intersection of Xiyou Road and Innovation Avenue, Hefei Hi-tech Zone, Anhui Province Patentee before: Hefei gravity wave data Technology Co Ltd |
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CP02 | Change in the address of a patent holder |