CN105337445A - Brake structure used for tubular motor - Google Patents
Brake structure used for tubular motor Download PDFInfo
- Publication number
- CN105337445A CN105337445A CN201510839710.8A CN201510839710A CN105337445A CN 105337445 A CN105337445 A CN 105337445A CN 201510839710 A CN201510839710 A CN 201510839710A CN 105337445 A CN105337445 A CN 105337445A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- cylinder
- shell
- piston
- connecting rod
- Prior art date
- 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.)
- Granted
Links
Abstract
The invention discloses a brake structure used for a tubular motor, comprising a motor, a shell, a cylinder, an impeller, a piston assembly, a spring, a solenoid coil assembly, a vent valve assembly and damping oil, wherein the cylinder is sleeved in the shell, the motor is fixed at one end of the shell, a motor rotor stretches into the cylinder, the impeller is fixedly sleeved on the motor rotor and is positioned in the inner cavity of the cylinder, the damping oil is stored in the inner cavity of the cylinder, one end of the piston assembly stretches into the inner cavity of the cylinder, the other end of the piston assembly is opposite to the inner end of the spring, the outer end of the spring is sleeved in the solenoid coil assembly, the solenoid coil assembly is fixedly arranged at the other end of the shell, one end of the vent valve assembly stretches into the shell and is connected with the cylinder, and the other end of the vent valve assembly stretches out of the shell.
Description
Technical field
The present invention relates to machine field, particularly relate to a kind of for tubular motor brake structure.
Background technology
Tube shaped electric machine is widely used in the various products such as various electric up-down door and window, shading system, projection screen.As shown in Figure 1, the tube shaped electric machine commonly used comprises direct current machine 1 ', friction plate 2 ', shell 3 ', coil holder 4 ', spring 5 ', coil 6 ', brake block 7 ', bearing runner 8 ' etc., when direct current machine 1 ' works and operates, coil 6 ' is energized and forms electromagnetic field, brake block 7 ' is adsorbed on coil 6 ' structure side under magneticaction, brake block 7 ' and the epitrochanterian friction plate 2 ' of direct current machine 1 ' have certain interval, ensure that direct current machine 1 ' normally works without rigidity friction energy.When direct current machine 1 ' works stopping, coil 6 ' no power electromagnetic field disappears, and brake block 7 ' is fitted on the friction plate 2 ' of motor 1 ' rotor under the spring-force driven dual of spring 5 ', produces rigidity friction, thus plays rotor inertia brake effect.This structure commonly used can be rigidity friction because of brake block 7 ' and the friction of friction rotor sheet 2 ', and easy loss friction component, changes friction component inconvenient after wearing and tearing, the loss of formation and losing efficacy, and changes inconvenience after wearing and tearing.
Summary of the invention
The object of the present invention is to provide a kind of rational in infrastructure, have that retro-speed is fast, good braking effect, long service life for tubular motor brake structure.
For achieving the above object, technical solution of the present invention is:
The present invention is a kind of for tubular motor brake structure, comprises motor, shell, oil cylinder, impeller, piston component, spring, electromagnetic coil assembly, exhaust valve component, damping oil; Described oil cylinder is nested with in the enclosure, motor is fixed on one end of shell, rotor stretches in oil cylinder, impeller is fixedly sleeved is positioned at cylinder cavity on rotor, damping oil is stored in cylinder cavity, cylinder cavity is stretched in one end of piston component, the other end of piston component is relative with the inner of spring, the outer end of spring is nested with in electromagnetic coil assembly, electromagnetic coil assembly is fixedly mounted on the other end of shell, one end of exhaust valve component is stretched into shell and is connected oil cylinder, and the other end of exhaust valve component stretches out shell.
Described oil cylinder is made up of oil cylinder body, oil cylinder upper cover, cylinder pedestal; Described oil cylinder upper cover and cylinder pedestal are socketed in the two ends of oil cylinder body respectively, and oil cylinder body is middle pipe fitting, form the inner chamber of a hollow; Described rotor penetrates the inner chamber of oil cylinder body from cylinder pedestal, and the junction that rotor penetrates cylinder pedestal is provided with cylinder seal.
Described piston component comprises magnet, magnet holder, magnet fixed screw, connecting rod, piston sheet, connecting rod sealing ring, piston packing; Described magnet is superimposed on magnet holder, magnet fixed screw is through the one end being fixedly screwed onto connecting rod after magnet and magnet holder, the screw rod of connecting rod other end projection is spirally connected with nut through after piston sheet, connecting rod sealing ring is socketed on the screw rod of connecting rod projection, piston packing is socketed on piston sheet, this piston sheet activity is nested with at cylinder cavity.
The affixed outer casing upper cover in one end of described shell, this outer casing upper cover is by electromagnetic coil assembly shutoff chamber in the enclosure.
After adopting such scheme, because the present invention promotes in-oil cylinder damping oil by piston component to move on to bottom oil cylinder, damping oil water level rises and covers impeller, impeller stops coasting under damping oil damping, realize rotor braking effect, impeller is without rigidity friction, and damping oil consume is lost few, has the advantage that retro-speed is fast, good braking effect, brake working life lengthen.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Accompanying drawing explanation
Fig. 1 is the cutaway view commonly using tube shaped electric machine;
Fig. 2 is three-dimensional exploded view of the present invention;
Cutaway view when Fig. 3 is braking state of the present invention;
Cutaway view when Fig. 4 is the present invention's non-braking state;
Fig. 5 is the three-dimensional exploded view of inventive piston assembly;
Fig. 6 is the axonometric drawing of exhaust valve component of the present invention.
Embodiment
As shown in figs 2-4, the present invention is a kind of for tubular motor brake structure, comprises motor 1, shell 2, cylinder seal 3, oil cylinder 4, impeller 5, spring 6, electromagnetic coil assembly 7, piston component 8, outer casing upper cover 9, exhaust valve component 10, damping oil 20.
Described oil cylinder 4 is nested with in shell 2.Described oil cylinder 4 is by oil cylinder body 41, oil cylinder upper cover 42, cylinder pedestal 43 one-tenth.Described oil cylinder upper cover 42 and cylinder pedestal 43 are not socketed in the two ends of oil cylinder body 41, and oil cylinder body 41 is middle pipe fitting, form the inner chamber 411 of a hollow.Described motor 1 is fixed on one end of shell 2, motor 1 rotor penetrates the inner chamber 411 of oil cylinder body 41 from cylinder pedestal 43, the junction that motor 1 rotor penetrates cylinder pedestal 43 is provided with cylinder seal 3, and cylinder seal 3 plays the effect of leakage of oil when preventing impeller 5 work from rotating.
Described impeller 5 is positioned at oil cylinder body 41 inner chamber 411 by screw 51 is fixedly sleeved on motor 1 rotor, thick damping oil 20 is stored in oil cylinder body 41 inner chamber 411, makes to be provided with thick damping oil 14 between piston component 8 end face and oil cylinder body 41.
As shown in Fig. 5, Fig. 3, described piston component 8 comprises magnet 81, magnet holder 82, magnet fixed screw 83, connecting rod 84, piston sheet 85, connecting rod sealing ring 86, piston packing 87.Described magnet 81 is superimposed on magnet holder 82, magnet fixed screw 83 is through the one end being fixedly screwed onto connecting rod 84 after magnet 81 and magnet holder 82, the screw rod 841 of connecting rod 84 other end projection through after piston sheet 85 and nut 88 be spirally connected, piston sheet 85 side is provided with the standing groove of piston packing 87, connecting rod sealing ring 86 is socketed on the screw rod 841 of connecting rod 84 projection, piston packing 87 is socketed in the standing groove of piston sheet 85, piston sheet 85 activity of this end is nested with at oil cylinder 4 oil cylinder body 41 inner chamber 411, the other end of piston component 8 is relative with the inner of spring 6, the outer end of spring 6 is nested with in electromagnetic coil assembly 7, electromagnetic coil assembly 7 is fixedly mounted on the other end of shell 2, 20 lids on the affixed shell of this end of shell, this outer casing upper cover 9 by electromagnetic coil assembly 7 shutoff at shell 2 inner chamber.One end of described exhaust valve component 10 is stretched into shell 1 and is connected oil cylinder 4 oil cylinder body 41 inner chamber 411, and the other end of exhaust valve component 10 stretches out shell 2.
As shown in Fig. 6 composition graphs 2, exhaust valve component 10 the inner is air inlet 101, which is provided with thread, outer end bifurcated, forms two gas outlets 102,103.Exhaust valve component 10 air inlet 101 to be fixed on oil cylinder 4 oil cylinder body 41 side screw hole and sealed screw interporal lacuna by thread, after assembling, effect is that exhaust valve component 10 the inner can be vented air inlet, the external outgassing nonreturn valve in outer end, an external breather check valve of gas outlet 102 end, when piston component 8 presses down, give vent to anger in another gas outlet 103, when piston component 8 playbacks, gas outlet 102 air inlet, the resistance not by atmospheric pressure when exhaust valve component 10 makes piston component 8 press down or reset.
Operation principle of the present invention:
As shown in Figure 3, described motor 1 rotor operates, and impeller 5 operates.
When motor 1 is energized running, electromagnetic coil assembly 7 is energized and forms electromagnetic field, piston component 8 magneticaction lower spring 6 is adsorbed on electromagnetic coil assembly 7, between bottom piston component 8 end face and oil cylinder body 41, space becomes large, damping oil 20 at Action of Gravity Field water level decreasing lower than impeller 5 lowest surfaces, contactless with impeller 5, impeller 5 is not by damping oil 20 damping, and motor 1 rotor can run well.
As shown in Figure 2, stop when motor 1 is energized, electromagnetic coil assembly 7 no power non-electromagnetic field, piston component 8 presses down under the effect of spring 6 elastic force bottom oil cylinder body 41, between bottom piston component 8 end face and oil cylinder body 41, space diminishes, and piston component 8 promotes damping oil 20 and moves on to bottom oil cylinder, and damping oil 20 water level rises and covers impeller 5, impeller 5 stops coasting under damping oil 20 damping, realizes motor 1 rotor braking effect.
Emphasis of the present invention is just: adopt damping oil to brake the impeller be arranged on rotor.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process with this, and the equivalence namely done according to the present patent application the scope of the claims and description changes and modifies, and all should still remain within the scope of the patent.
Claims (4)
1. for a tubular motor brake structure, it is characterized in that: comprise motor, shell, oil cylinder, impeller, piston component, spring, electromagnetic coil assembly, exhaust valve component, damping oil; Described oil cylinder is nested with in the enclosure, motor is fixed on one end of shell, rotor stretches in oil cylinder, impeller is fixedly sleeved is positioned at cylinder cavity on rotor, damping oil is stored in cylinder cavity, cylinder cavity is stretched in one end of piston component, the other end of piston component is relative with the inner of spring, the outer end of spring is nested with in electromagnetic coil assembly, electromagnetic coil assembly is fixedly mounted on the other end of shell, one end of exhaust valve component is stretched into shell and is connected oil cylinder, and the other end of exhaust valve component stretches out shell.
2. according to claim 1 for tubular motor brake structure, it is characterized in that: described oil cylinder is made up of oil cylinder body, oil cylinder upper cover, cylinder pedestal; Described oil cylinder upper cover and cylinder pedestal are socketed in the two ends of oil cylinder body respectively, and oil cylinder body is middle pipe fitting, form the inner chamber of a hollow; Described rotor penetrates the inner chamber of oil cylinder body from cylinder pedestal, and the junction that rotor penetrates cylinder pedestal is provided with cylinder seal.
3. according to claim 1 for tubular motor brake structure, it is characterized in that: described piston component comprises magnet, magnet holder, magnet fixed screw, connecting rod, piston sheet, connecting rod sealing ring, piston packing; Described magnet is superimposed on magnet holder, magnet fixed screw is through the one end being fixedly screwed onto connecting rod after magnet and magnet holder, the screw rod of connecting rod other end projection is spirally connected with nut through after piston sheet, connecting rod sealing ring is socketed on the screw rod of connecting rod projection, piston packing is socketed on piston sheet, this piston sheet activity is nested with at cylinder cavity.
4. according to claim 1 for tubular motor brake structure, it is characterized in that: the affixed outer casing upper cover in one end of described shell, this outer casing upper cover is by electromagnetic coil assembly shutoff chamber in the enclosure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839710.8A CN105337445B (en) | 2015-11-27 | 2015-11-27 | for tubular motor brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510839710.8A CN105337445B (en) | 2015-11-27 | 2015-11-27 | for tubular motor brake structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105337445A true CN105337445A (en) | 2016-02-17 |
| CN105337445B CN105337445B (en) | 2018-08-17 |
Family
ID=55287806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510839710.8A Active CN105337445B (en) | 2015-11-27 | 2015-11-27 | for tubular motor brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105337445B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591572A (en) * | 2016-03-16 | 2016-05-18 | 华尔达（厦门）塑胶有限公司 | Improvement structure of tubular motor brake apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2791347Y (en) * | 2005-03-21 | 2006-06-28 | 张家港华大离心机制造有限公司 | Damping clutch |
| CN2859910Y (en) * | 2005-12-30 | 2007-01-17 | 华如祥 | Tube shaped electric machine brake device |
| CN203086290U (en) * | 2013-01-21 | 2013-07-24 | 宁波东睦达力电机有限公司 | Brake device of DC tubular motor |
| US20140060316A1 (en) * | 2012-08-31 | 2014-03-06 | Chung-Shan Institute Of Science And Technology | Vibration Energy Harvest Device |
| CN205195495U (en) * | 2015-11-27 | 2016-04-27 | 华尔达（厦门）塑胶有限公司 | Be used for tubular motor brake structure |
-
2015
- 2015-11-27 CN CN201510839710.8A patent/CN105337445B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2791347Y (en) * | 2005-03-21 | 2006-06-28 | 张家港华大离心机制造有限公司 | Damping clutch |
| CN2859910Y (en) * | 2005-12-30 | 2007-01-17 | 华如祥 | Tube shaped electric machine brake device |
| US20140060316A1 (en) * | 2012-08-31 | 2014-03-06 | Chung-Shan Institute Of Science And Technology | Vibration Energy Harvest Device |
| CN203086290U (en) * | 2013-01-21 | 2013-07-24 | 宁波东睦达力电机有限公司 | Brake device of DC tubular motor |
| CN205195495U (en) * | 2015-11-27 | 2016-04-27 | 华尔达（厦门）塑胶有限公司 | Be used for tubular motor brake structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591572A (en) * | 2016-03-16 | 2016-05-18 | 华尔达（厦门）塑胶有限公司 | Improvement structure of tubular motor brake apparatus |
| CN105591572B (en) * | 2016-03-16 | 2018-01-23 | 华尔达（厦门）塑胶有限公司 | The improved structure of tubular motor brake device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105337445B (en) | 2018-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103256200A (en) | Electromagnetic pump | |
| CN108194442B (en) | Two-position two-way electromagnetic valve and working method thereof | |
| CN205195495U (en) | Be used for tubular motor brake structure | |
| CN105337445A (en) | Brake structure used for tubular motor | |
| CN204140858U (en) | A kind of noise reduction hydraulic piston assembly | |
| CN203272109U (en) | Electromagnetic pump | |
| CN201944159U (en) | Brake caliper assembly | |
| CN203796817U (en) | Brake pump | |
| CN101482109A (en) | Electromagnetic vibration pump with non-return ventilation valve | |
| CN104508300A (en) | Low pressure sealing ring for a pump element of a hydraulic unit | |
| CN111379762A (en) | Motor cabinet with solenoid valve connection structure | |
| CN207777616U (en) | A kind of star-like coil assembly of actuator dynamic sealing | |
| CN202546207U (en) | Multi-pump crank case for electric butter filling machine | |
| CN205846932U (en) | A kind of machine shaft and the labyrinth seal structure of drive end bearing bracket | |
| CN202149064U (en) | Improved shaft seal structure of boiler feed pump | |
| CN202673759U (en) | Water pump shaft end sealing device | |
| CN203847443U (en) | Long service life type LED (Light Emitting Diode) cooling fan | |
| CN203161508U (en) | Pneumatic control device for air compressor | |
| CN210215817U (en) | Low-noise electromagnet of sewing machine | |
| CN104806465A (en) | Ceramic plunger high-pressure water pump | |
| CN205331511U (en) | Check valve | |
| CN203770629U (en) | Dust cover with fastening retainer ring structure | |
| CN203098665U (en) | Oil cup and oil inlet joint connecting structure for brake master cylinder | |
| CN217682225U (en) | Large-flow low-energy-consumption piston pump | |
| CN205350152U (en) | Automobile double -piston formula braking wheel cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361000 building 37, huliyuan, Tongan Industrial Concentration Zone, Xiamen City, Fujian Province Patentee after: Xiamen Walda Intelligent Technology Co., Ltd Address before: 361000 building 37, huliyuan, Tongan Industrial Concentration Zone, Xiamen City, Fujian Province Patentee before: Harda (Xiamen) Plastic Co.,Ltd. |