CN205195495U - Be used for tubular motor brake structure - Google Patents
Be used for tubular motor brake structure Download PDFInfo
- Publication number
- CN205195495U CN205195495U CN201520958923.8U CN201520958923U CN205195495U CN 205195495 U CN205195495 U CN 205195495U CN 201520958923 U CN201520958923 U CN 201520958923U CN 205195495 U CN205195495 U CN 205195495U
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- China
- Prior art keywords
- oil cylinder
- cylinder
- shell
- piston
- connecting rod
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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.)
- Withdrawn - After Issue
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a be used for tubular motor brake structure, including motor, shell, hydro -cylinder, impeller, piston assembly, spring, electromagnetic coil assembly, discharge valve subassembly, damping oil, the hydro -cylinder cover put in the shell, the one end at the shell is fixed to the motor, electric motor rotor stretches into in the hydro -cylinder, the impeller is fixed to be cup jointed on electric motor rotor and is located the hydro -cylinder inner chamber, damping oil storage intracavity in the hydro -cylinder, piston assembly's one end stretches into the hydro -cylinder inner chamber, piston assembly's the other end is relative with the inner of spring, the outer pot head of spring is put in electromagnetic coil assembly, electromagnetic coil assembly fixed mounting is at the other end of shell, the one end of discharge valve subassembly stretches into the shell and connects the hydro -cylinder, the other end of discharge valve subassembly stretches out the shell.
Description
Technical field
The utility model relates to machine field, particularly relates 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.
Utility model content
The purpose of this utility model 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 utility model is:
The utility model 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 utility model 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 utility model is further described.
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 utility model;
Cutaway view when Fig. 3 is the utility model braking state;
Cutaway view when Fig. 4 is the utility model non-braking state;
Fig. 5 is the three-dimensional exploded view of the utility model piston component;
Fig. 6 is the axonometric drawing of the utility model exhaust valve component.
Embodiment
As shown in figs 2-4, the utility model 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 utility model:
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 utility model is just: adopt damping oil to brake the impeller be arranged on rotor.
The above, be only the utility model preferred embodiment, therefore can not limit with this scope that the utility model implements, the equivalence namely done according to the utility model claim and description change with modify, all should still belong in scope that the utility model patent contains.
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, and 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 |
|---|---|---|---|
| CN201520958923.8U CN205195495U (en) | 2015-11-27 | 2015-11-27 | Be used for tubular motor brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520958923.8U CN205195495U (en) | 2015-11-27 | 2015-11-27 | Be used for tubular motor brake structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205195495U true CN205195495U (en) | 2016-04-27 |
Family
ID=55788440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520958923.8U Withdrawn - After Issue CN205195495U (en) | 2015-11-27 | 2015-11-27 | Be used for tubular motor brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205195495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337445A (en) * | 2015-11-27 | 2016-02-17 | 华尔达（厦门）塑胶有限公司 | Brake structure used for tubular motor |
-
2015
- 2015-11-27 CN CN201520958923.8U patent/CN205195495U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105337445A (en) * | 2015-11-27 | 2016-02-17 | 华尔达（厦门）塑胶有限公司 | Brake structure used for tubular motor |
| CN105337445B (en) * | 2015-11-27 | 2018-08-17 | 华尔达（厦门）塑胶有限公司 | for tubular motor brake structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160427 Effective date of abandoning: 20180817 |
|
| AV01 | Patent right actively abandoned |