CN104214272B - A kind of balance weight retinue brake unit - Google Patents
A kind of balance weight retinue brake unit Download PDFInfo
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- CN104214272B CN104214272B CN201410412071.2A CN201410412071A CN104214272B CN 104214272 B CN104214272 B CN 104214272B CN 201410412071 A CN201410412071 A CN 201410412071A CN 104214272 B CN104214272 B CN 104214272B
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- braking
- balance weight
- brake
- retinue
- steel wire
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Abstract
The present invention provides a kind of balance weight retinue brake unit, mainly it is made up of frame for movement and electrical control two parts, described mechanical structure portion includes balancing weight and braking brake mechanism, described balancing weight and braking brake mechanism are detachably connected by bolt, form a whole machine balancing weight, described electric control system detection development mechanism launches the locking signal put in place, and control braking brake mechanism fast braking, realize Quick brake function, to reduce the impact on locking of moving because of balance weight, and after a fixed response time, discharge braking state.Apparatus of the present invention are capable of " the zero gravity environment " of the test of deployable mechanism ground spreading and simulate and lock the requirement with expending equilibrium Beijing South Maxpower Technology Co. Ltd of the moment Quick brake.
Description
Technical field
The present invention relates to the expansion in-orbit of a kind of analog satellite, in particular, relate to a kind of balance weight retinue
Brake unit.
Background technology
For the expansion process in-orbit of analog satellite, the expanding performance of checking deployable mechanism, it is ensured that it is opened up in-orbit
The security reliability opened, need to sufficiently launch experiment on ground.Ground spreading is main with launch in-orbit
Difference is the impact of gravity.Therefore during ground spreading test, it is necessary to set up one " zero gravity environment ".
Existing expansion test method mainly produces " zero gravity ring by air supporting and the vertical two ways that hangs
Border ".In order to set up " zero gravity environment ", deployable mechanism needs to connect balance weight by steel wire rope and joins
Flat, balance weight is moved together along with the change of this mechanism's centroid position.The athletic meeting of locking transient equilibrium weight is led to
Cross steel wire rope and plate face is produced certain impact, serious even impact locking.To this end, need to take measures make lock
Determine the kinetic energy vanishing of transient equilibrium weight.
Through the document patent retrieval to the test of domestic and international space development agency ground spreading, find there is presently no
The relevant report of balance weight retinue brake unit.
Summary of the invention
For technical problem present in above-mentioned prior art, the present invention provides a kind of balance weight retinue braking dress
Put, be applied to space development agency ground spreading test.This device is capable of deployable mechanism ground spreading
The requirement with expending equilibrium Beijing South Maxpower Technology Co. Ltd of the moment Quick brake is simulated and locked to " the zero gravity environment " of test.
This device use integrated design thought, have difunctional, facilitate adjustable, the feature of highly versatile, it is possible to
Meet the ground spreading test requirements document of different spaces development agency.
For reaching above-mentioned purpose, the technical solution adopted in the present invention is as follows:
A kind of balance weight retinue brake unit, is mainly made up of frame for movement and electrical control two parts, described
Mechanical structure portion includes that balancing weight and braking brake mechanism, described balancing weight and braking brake mechanism pass through spiral shell
Bolt is detachably connected, and forms a whole machine balancing weight, the detection development mechanism exhibition of described electric control system
Reach the locking signal of position, and control braking brake mechanism fast braking, it is achieved Quick brake function, to subtract
Few motion because of balance weight impact on locking, and after a fixed response time, discharge braking state.
Described balancing weight is the steel disc that cross section is identical, by the combination of different-thickness, makes balance weight quality one
Scalable in the range of Ding.
Two opposite side of described configuration block are designed with the groove making steel wire pass through, and described device passes through described steel wire
And the friction between described braking brake mechanism realizes Quick brake function.
Also include the threaded hole of steel corresponding with described steel wire, so that development mechanism is carried out by steel wire during launching
Guide, to reduce rocking of balance weight.
Described braking brake mechanism is mainly made up of push-pull electromagnet, wedge and push rod, described wedge
Install with the threaded rod screw thread of electric magnet, require that regulation threaded rod is screwed into the degree of depth according to movement travel, described in push away
Bar is arranged in spacing hole, and described push rod makees motion in one dimension extruding both sides under the promotion on described wedge inclined-plane
Steel wire, it is achieved the Snap lock of whole device.
Described braking brake mechanism also includes that a mounting box, described push-pull electromagnet are arranged on described mounting box
In.
Described electric control system includes photoelectric sensor, main control chip and SSR, when development mechanism locks
Moment, described photoelectric sensor detection signal also passes to main control chip, controls electric magnet fast braking, logical
Cross wedge and drive push rod extruding both sides steel wire, rely on the frictional force between push rod and steel wire to realize Quick brake
Function, to reduce the impact on locking of moving because of balance weight；And braking brake mechanism is loose after a fixed response time
Open steel wire, to prevent from braking, development mechanism is locked the impact of original vibration.
Apparatus of the present invention achieve the simulation of different deployable mechanism " zero gravity environment ", have reached locking wink
Between the requirement that quickly consumes of balance weight energy, and make, install, easy to operate, there is feasibility, meet
The ground spreading test requirements document of space development agency.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, other of the present invention
Feature, purpose and advantage will become more apparent upon:
Fig. 1 is apparatus of the present invention outside drawings；
Fig. 2 is the sectional view of Fig. 1；
Fig. 3 is mounting box push rod position limiting structure schematic diagram；
Fig. 4 is electric control system hardware elementary diagram；
Fig. 5 is electric control system software principle figure.
In figure: 1 is balancing weight, 2 is mounting box, and 3 is electric magnet, and 4 is push rod, and 5 is wedge, and 6 are
Threaded hole of steel, 7 is balancing weight and mounting box connecting bolt, and 8 is upper plate connecting bolt, and 9 is slip-knot bolt,
10 is steel wire, and 11 is steel wire rope, and 12 is electric magnet wire guide.
Specific implementation method
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in this area
Technical staff be further appreciated by the present invention, but limit the present invention the most in any form.It should be pointed out that,
To those skilled in the art, without departing from the inventive concept of the premise, it is also possible to if making
Dry deformation and improvement.These broadly fall into protection scope of the present invention.
Shown in Fig. 1～Fig. 5, balance weight provided by the present invention retinue brake unit, including frame for movement and electricity
Gas control two large divisions, mechanical structure portion includes balancing weight 1 and braking brake mechanism, by balancing weight with
Mounting box connecting bolt 7 and upper plate connecting bolt 8 link together, and become a whole machine balancing weight.Cause
The weight of this balance weight includes standing part (Quick brake) and adjustable part (balancing weight).
Balancing weight 1 is the steel disc that cross section is identical, by the combination of different-thickness, balance weight quality can be made at 10g
Accuracy rating in step-less adjustment.Balancing weight cross section matches with fast braking braking mechanism, corner has logical
Hole, can be connected with braking brake mechanism easily by bolt or be dismantled.1 liang of opposite side of configuration block is designed with recessed
Groove, can make steel wire 10 by and do not produce interference.
Braking brake mechanism is made up of push-pull electromagnet 3, mounting box 2, wedge 5 and push rod 4.Electromagnetism
Ferrum 2, wedge 5 and push rod 4 are arranged in mounting box 2.Electric magnet wire guide 12 is had on mounting box 2.
It is drilled with screwed hole on wedge 5, can fix with the threaded rod of electric magnet 3, and require to adjust according to movement travel
Joint is screwed into the degree of depth.Push rod 4 is arranged in spacing hole, makees motion in one dimension extruding under the promotion on wedge inclined-plane
Steel wire 10.Steel wire 10 is designed with the threaded hole of steel 6 of correspondence, and it mainly has two functions: one is at mechanism deploying
During can be guided, to reduce rocking of balance weight by steel wire 10；Two is that fast braking brake relies on
Friction between steel wire 10 and push rod 4 realizes Quick brake function.
Electric control system includes photoelectric sensor, main control chip and SSR (solid-state relay).Work as expansion
Mechanism's locking moment, photoelectric sensor detection signal also passes to main control chip, controls electric magnet 3 and quickly make
Dynamic, drive push rod 4 extruded cords 10 by wedge 5, rely on the frictional force between push rod 4 and steel wire 10
Realize Quick brake function, to reduce the impact on locking of moving because of balance weight；" point is stopped " rear braking mechanism
Unclamp steel wire 10, to prevent from braking, development mechanism is locked the impact of original vibration.
The balance weight retinue brake unit of the present invention single suspension centre in testing with solar wing horizontal development as embodiment,
Describe this device in detail.Steel wire 10 is through the steel in balance weight retinue brake unit (hereinafter referred to as this device)
Silk hole 6 is fixed on truss, it is ensured that under non-braking state, steel wire 10 and this device are without interfering；This device leads to
Cross its upper end slip-knot bolt 9 steel wire rope 11 through fixed pulley and movable pulley and with both sides, sun wing plate face suspension centre
It is connected, is realized the trim in different plate face by the counterweight 1 of increase and decrease different-thickness, during horizontal development,
Along with the change of sun wing plate face centroid position, this device moves the most together；By the exhibition of plate detecting sensor face
Reaching the locking signal of position and pass to master controller, master controller sends instruction immediately, and order is fixed on installation
Box 2 limits the electric magnet 3 quick pick-up braking of hollow bulb, and drives push rod 4 to compress two by wedge 5
Side steel wire 10, it is achieved the Snap lock of whole device, reaches the purpose of quick expending equilibrium Beijing South Maxpower Technology Co. Ltd；One
Controlling electric magnet release after fixed response time, push rod unclamps steel wire, locks original to prevent from braking to sun wing plate face
The impact of vibration.
Above the specific embodiment of the present invention is described.It is to be appreciated that the present invention does not limit to
In above-mentioned particular implementation, those skilled in the art can make various deformation within the scope of the claims
Or amendment, this has no effect on the flesh and blood of the present invention.
Claims (7)
1. a balance weight retinue brake unit, it is characterised in that main by frame for movement and electrical control two
Part composition, described mechanical structure portion includes balancing weight and braking brake mechanism, described balancing weight and braking
Braking mechanism is detachably connected by bolt, forms a whole machine balancing weight, described electric control system
Detection development mechanism launches the locking signal put in place, and controls braking brake mechanism fast braking, it is achieved quickly
Brake function, to reduce the impact on locking of moving because of balance weight, and release brake shape after a fixed response time
State.
Balance weight the most according to claim 1 retinue brake unit, it is characterised in that described counterweight
Block is the steel disc that cross section is identical, by the combination of different-thickness, makes balance weight quality the most adjustable
Joint.
Balance weight the most according to claim 1 retinue brake unit, it is characterised in that described counterweight
Two opposite side of block are designed with the groove making steel wire pass through, and described device is stopped with described braking by described steel wire
Friction between mechanism of car realizes Quick brake function.
Balance weight the most according to claim 3 retinue brake unit, it is characterised in that also include with
The threaded hole of steel that described steel wire is corresponding, so that development mechanism is guided by steel wire during launching, to reduce
Rocking of balance weight.
Balance weight the most according to claim 3 retinue brake unit, it is characterised in that described braking
Braking mechanism is mainly made up of push-pull electromagnet, wedge and push rod, described wedge and the spiral shell of electric magnet
Rasp bar screw thread is installed, and requires that regulation threaded rod is screwed into the degree of depth according to movement travel, and described push rod is arranged on spacing
Kong Zhong, described push rod makees motion in one dimension extruding both sides steel wire under the promotion on described wedge inclined-plane, it is achieved whole
The Snap lock of individual device.
Balance weight the most according to claim 5 retinue brake unit, it is characterised in that described braking
Braking mechanism also includes that a mounting box, described push-pull electromagnet are arranged in described mounting box.
Balance weight the most according to claim 5 retinue brake unit, it is characterised in that described electrically
Control part includes photoelectric sensor, main control chip and SSR, when development mechanism locks moment, described light
Electric transducer detection signal also passes to main control chip, controls electric magnet fast braking, is driven by wedge
Push rod extruding both sides steel wire, relies on the frictional force between push rod and steel wire to realize Quick brake function, to reduce
The impact on locking of moving because of balance weight；And steel wire unclamps in braking brake mechanism after a fixed response time, in case
Only brake locks the impact of original vibration to development mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412071.2A CN104214272B (en) | 2014-08-20 | 2014-08-20 | A kind of balance weight retinue brake unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410412071.2A CN104214272B (en) | 2014-08-20 | 2014-08-20 | A kind of balance weight retinue brake unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104214272A CN104214272A (en) | 2014-12-17 |
| CN104214272B true CN104214272B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410412071.2A Active CN104214272B (en) | 2014-08-20 | 2014-08-20 | A kind of balance weight retinue brake unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN104214272B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019237A (en) * | 2018-08-10 | 2018-12-18 | 嘉兴学院 | Brake apparatus and method when a kind of adjustable elevator overspeed of counterweight or overweight operation |
| CN109027125B (en) * | 2018-10-16 | 2024-03-01 | 天津中精微仪器设备有限公司 | Automatic counterweight device |
| CN113532780B (en) * | 2021-08-26 | 2024-07-09 | 安瑞检测认证(广东)有限公司 | Quick combined square quality system with guide device and slipknot screw |
| CN113701972B (en) * | 2021-08-26 | 2024-01-30 | 青岛科技大学 | Loose-knot screw type quick-combination circular quality system with guide rod |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2246091Y (en) * | 1995-07-11 | 1997-01-29 | 伊蕾 | Emergency braking signal emitter of motor vehicle |
| JP2010100373A (en) * | 2008-10-22 | 2010-05-06 | Mitsubishi Electric Corp | Elevator hoisting machine and elevator device |
| KR100991207B1 (en) * | 2008-12-31 | 2010-11-01 | 원형재 | A rope brake device for elevator |
| CN201539241U (en) * | 2009-11-13 | 2010-08-04 | 北京天弈谷能源技术有限公司 | Multifunctional emergency brake attached to balancing weight |
| CN203261787U (en) * | 2013-05-09 | 2013-11-06 | 天佑电器（苏州）有限公司 | Brake device and gardening tool adopting same |
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2014
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| CN104214272A (en) | 2014-12-17 |
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