CN113949201A - Miniature permanent magnet stepping motor - Google Patents
Miniature permanent magnet stepping motor Download PDFInfo
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- CN113949201A CN113949201A CN202111206254.5A CN202111206254A CN113949201A CN 113949201 A CN113949201 A CN 113949201A CN 202111206254 A CN202111206254 A CN 202111206254A CN 113949201 A CN113949201 A CN 113949201A
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- Prior art keywords
- locking
- elastic
- electric wire
- permanent magnet
- elastic hose
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a miniature permanent magnet stepping motor relates to the micro motor field, in order to solve in transportation or handling, rocks and leads to the electric wire to last to take place the friction with hard casing, perhaps under the collision of each side, thereby the electric wire damages and causes the unable problem that uses of motor, and it includes motor body and the electric wire that links to each other with motor body, be provided with the protection subassembly on the electric wire, the protection subassembly protects the electric wire, be provided with the coupling assembling who is used for connecting the protection subassembly on the motor body. The electric wire conveying device has the effect of reducing damage of the electric wire in the conveying or carrying process.
Description
Technical Field
The application relates to the field of miniature motors, in particular to a miniature permanent magnet stepping motor.
Background
The permanent magnet stepping motor is provided with a conductive pin in the shell, the conductive pin needs to be connected with a wire, and the wire penetrates through a preset hole in the shell and is exposed in the air.
In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the electric wire is soft, and in the transportation or handling process, the shaking leads to the electric wire to continuously rub with the hard shell, or under the collision of each party, the electric wire is damaged, so that the motor cannot be used, and therefore the improvement is needed.
Disclosure of Invention
In order to alleviate the damage of electric wire in transportation or handling process, this application provides a miniature permanent magnet step motor.
The application provides a miniature permanent magnet stepping motor adopts following technical scheme:
the utility model provides a miniature permanent magnet stepping motor, includes motor body and the electric wire that links to each other with motor body, be provided with the protection subassembly on the electric wire, the protection subassembly protects the electric wire, the last coupling assembling that is used for connecting the protection subassembly that is provided with of motor body.
Through adopting above-mentioned technical scheme, when the motor needs to be transported, operating personnel will protect the subassembly to connect on connecting the body to get up the electric wire is whole to be protected through protection subassembly, thereby can transport the motor smoothly, under the protection of protection subassembly to the electric wire, the electric wire is difficult to with external hard material friction, alleviates the damage of electric wire in transportation or handling.
Optionally, the protection assembly comprises a protection tube and an extension elastic hose, the protection tube is connected with the connection assembly, and the extension elastic hose is connected with one end of the protection tube far away from the connection assembly; the extension elastic hose is provided with an elastic notch along the length direction, the elastic notch is communicated with one end of the extension elastic hose far away from the direction of the protection pipe, and a locking piece used for limiting the opening of the elastic notch is arranged on the outer side wall of the extension elastic hose.
Through adopting above-mentioned technical scheme, operating personnel passes the back with the electric wire from the protection tube, operating personnel directly breaks the extension flexible hose off with the fingers and thumb, the order extends flexible hose and is strutted, elasticity breach size grow, the electric wire is direct to extend in the flexible hose from elasticity breach embedding this moment, loosen the power of strutting the extension flexible hose, extend the elastic hose reconversion under the elastic recovery, elasticity breach restores to former size this moment, utilize the locking piece to lock elasticity breach this moment, utilize and extend the elastic hose itself isolated electric wire and external friction, utilize the compliance that extends the elastic hose simultaneously, damage when having alleviateed the electric wire and extending the elastic hose friction.
Optionally, the locking piece includes a locking soft sleeve and a locking memory elastic sheet, the locking memory elastic sheet is wrapped in the locking soft sleeve, one end of the locking soft sleeve is connected with the outer edge side wall of the extension elastic hose, and the locking memory elastic sheet is wound on the extension elastic hose.
Through adopting above-mentioned technical scheme, the electric wire is direct from elasticity breach embedding extension elastic hose in, with locking memory shell fragment around establishing on extension elastic hose this moment, though locking memory shell fragment has the memory effect of shape, does not have stronger ductility, so by being difficult to be strutted around the extension elastic hose who establishes locking memory shell fragment to the protectiveness of electric wire embedding in extension elastic hose has been improved.
Optionally, the locking soft sleeve and the extension elastic hose are arranged to be detachably connected, the outer side wall of the extension elastic hose is provided with a connecting strip along the length of the outer side wall, the side wall of the connecting strip is provided with a connecting through groove, the width of the groove opening of the connecting through groove is the minimum width of the connecting through groove, and the side wall of the locking soft sleeve is provided with the locking strip which is matched with the locking strip and inserted into the connecting through groove.
By adopting the technical scheme, an operator holds the locking strip to insert from the end part of the connecting through groove, continuously pulls the locking strip, enables the locking strip to move in the connecting through groove until the locking strip is embedded into the connecting through groove, and at the moment, the inner side wall of the connecting through groove limits the locking strip in the width direction of the locking strip; the locking soft sleeve and the extension elastic hose are detachably connected, so that convenience of separated flow production of each part in the actual production process is facilitated.
Optionally, a guide rod is arranged in the locking strip, and the guide rod is arranged along the length direction of the locking strip.
Through adopting above-mentioned technical scheme, the guide bar is shaft-like, and the material is comparatively hard, has better guide effect, has reduced the locking strip and has connected the emergence of the condition of buckling when leading to the inslot removal, has improved the locking strip and has inserted the speed of establishing to connecting the groove.
Optionally, the end of the locking strip in the length direction is provided with a portable pull buckle, and the side walls of two sides of the portable pull buckle are provided with portable protrusions.
By adopting the technical scheme, an operator holds the portable pull buckle by hand, inserts the locking strip from the end part of the connecting through groove, continuously pulls the locking strip, and moves the locking strip in the connecting through groove until the locking strip is embedded into the connecting through groove; the portable buckle has the advantages that the portable bulge is formed in the portable buckle, the flatness of the portable buckle is reduced due to the portable bulge, the friction force between the hand of a person and the portable buckle is improved, and the speed of inserting the locking strips into the connecting through grooves is further improved.
Optionally, an extension elastic ring groove is formed in one end, close to the direction of the protection pipe, of the extension elastic hose, and the end portion of the protection pipe is inserted into the extension elastic ring groove.
By adopting the technical scheme, the protection pipe can be detached from the extension elastic hose, so that convenience of separate flow production of each part in the actual production process is facilitated; meanwhile, the part of the extension elastic hose is positioned on the outer side wall of the protection pipe, so that the friction between the electric wire and the sharp edge of the outer side wall of the protection pipe is avoided, and the abrasion of the electric wire is reduced.
Optionally, one end of the extension elastic hose far away from the direction of the protection pipe is provided with an open cavity of the storage wire, and the open direction of the open cavity of the storage wire faces towards the extension elastic hose.
By adopting the technical scheme, after the electric wire passes through the extension elastic hose, the redundant parts are all placed in the wire storage open cavity; the practicality in the extension elastic hose use has further been improved in the setting of the uncovered cavity of storage line, has reduced the electric wire overlength after extension elastic hose be difficult to the complete problem of protection, the setting of extending elastic hose simultaneously has reduced the condition of knoing of electric wire.
Optionally, coupling assembling is including connecting the elasticity lantern ring, connect the tensioning of elasticity lantern ring on motor body, connect the connector that the power supply line passed through of offering on the elasticity lantern ring, it links to each other with the protection tube to connect the elasticity lantern ring, the connector communicates with each other with the protection tube.
By adopting the technical scheme, an operator sleeves the connecting elastic lantern ring on the motor body, and at the moment, the electric wire passes through the connecting port and then passes through the protective tube; the connecting sleeve ring can be assembled and disassembled on the motor body at any time, so that the protection assembly of the whole wire can be used for multiple times.
Optionally, a reinforcing ring is arranged on the connecting elastic sleeve ring, a side wall of the reinforcing ring is connected with a side wall portion of the connecting elastic sleeve ring, and the reinforcing ring is sleeved on a driving shaft of the motor body in a tensioning manner.
By adopting the technical scheme, an operator sleeves the connecting elastic lantern ring on the motor body and tensions the reinforcing ring away from the joint of the reinforcing ring and the connecting elastic lantern ring on the driving shaft of the motor body; the arrangement of the reinforcing ring enables the connection of the elastic lantern ring on the motor body to be more stable, so that the protection of the electric wire is more stable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the motor needs to be transported, an operator connects the protection assembly to the connecting body and protects the whole electric wire through the protection assembly, so that the motor can be transported smoothly;
2. after an operator passes an electric wire through the protection pipe, the operator directly breaks the extension elastic hose to expand the extension elastic hose, the size of the elastic gap is increased, the electric wire is directly embedded into the extension elastic hose from the elastic gap, the force for expanding the extension elastic hose is released, the extension elastic hose recovers under the elastic recovery, the elastic gap recovers to the original size, the elastic gap is locked by the locking piece, the friction between the electric wire and the outside is isolated by the extension elastic hose, and meanwhile, the damage caused by the friction between the electric wire and the extension elastic hose is reduced by the flexibility of the extension elastic hose;
3. the electric wire is directly embedded into the extension elastic hose from the elastic notch, the locking memory elastic sheet is wound on the extension elastic hose at the moment, and although the locking memory elastic sheet has the shape memory effect, the locking memory elastic sheet does not have strong ductility, so that the extension elastic hose wound with the locking memory elastic sheet is difficult to be stretched, and the protection of the electric wire embedded in the extension elastic hose is improved.
Drawings
Fig. 1 is a schematic structural diagram of a micro permanent magnet stepper motor in an embodiment of the present application.
Fig. 2 is a schematic sectional view taken along the line a-a in fig. 1.
Fig. 3 is a schematic structural diagram of an open state of a protection component in an embodiment of the present application.
Fig. 4 is an enlarged schematic view of a portion B in fig. 3.
Fig. 5 is a schematic cross-sectional view taken along line C-C in fig. 3.
Description of reference numerals: 1. a motor body; 2. an electric wire; 3. a protection component; 31. protecting the tube; 32. an elongated flexible tube; 321. an elastic notch; 322. a connecting strip; 3221. connecting the through grooves; 323. an extended elastic ring groove; 324. a wire storage open cavity; 4. a connecting assembly; 41. connecting an elastic lantern ring; 411. a connecting port; 412. a connecting ring groove; 42. a reinforcing ring; 5. a locking member; 51. a locking soft sleeve; 511. a locking bar; 512. a guide bar; 513. the portable pull buckle; 5131. a portable projection; 52. locking memory shell fragment.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a miniature permanent magnet stepping motor. Referring to fig. 1 and 2, the miniature permanent magnet stepping motor includes a motor body 1, a plurality of wires 2 are connected to the motor body 1, the number of the wires 2 is two in this embodiment, one end of each wire 2 is connected to a conductive pin inside the motor body 1, and the other end of each wire is exposed outside the motor body 1.
Referring to fig. 1 and 2, be provided with coupling assembling 4 on the motor body 1, coupling assembling 4 is connected with protection component 3, and protection component 3 protects electric wire 2.
Referring to fig. 1 and 2, the connection assembly 4 includes a connection elastic collar 41, the connection elastic collar 41 may be made of rubber or silica gel, the connection elastic collar 41 is tensioned on the motor body 1, and a connection port 411 through which the power supply line 2 passes is formed on the connection elastic collar 41; a reinforcing ring 42 is integrally formed on the connecting elastic collar 41, the side wall of the reinforcing ring 42 is connected with the side wall part of the connecting elastic collar 41, and the reinforcing ring 42 is tensioned on the driving shaft of the motor body 1 far from the connection part of the reinforcing ring 42 and the connecting elastic collar 41.
Referring to fig. 1 and 3, the protection assembly 3 includes a protection tube 31, the protection tube 31 is made of alloy or steel, a connection ring groove 412 for the protection tube 31 to be inserted is formed on the connection elastic collar 41, the protection tube 31 is inserted into the connection ring groove 412 and fixed on the inner side wall of the connection ring groove 412 by gluing, the protection tube 31 is communicated with the connection port 411, and the electric wire 2 passes through the protection tube 31.
Referring to fig. 3, the protection assembly 3 further includes an extension elastic hose 32, the extension elastic hose 32 is made of rubber or silica gel, an extension elastic ring groove 323 is formed in one end of the extension elastic hose 32 close to the protection tube 31, and the end of the protection tube 31 is inserted into the extension elastic ring groove 323 and fixed on the inner side wall of the extension elastic ring groove 323 through gluing.
Referring to fig. 3, the extending elastic hose 32 is provided with an elastic notch 321 along the length direction thereof, the elastic notch 321 is communicated with one end of the extending elastic hose 32 away from the protecting tube 31, and the elastic notch 321 is communicated with the inner cavity and the outer side wall of the extending elastic hose 32; after the electric wire 2 passes through the protection tube 31, an operator directly breaks the extension elastic hose 32 to expand the extension elastic hose 32, the size of the elastic notch 321 is increased, the electric wire 2 is directly embedded into the extension elastic hose 32 from the elastic notch 321 at the moment, the force for expanding the extension elastic hose 32 is released, the extension elastic hose 32 is restored under the elastic restoration, and the elastic notch 321 is restored to the original size at the moment.
Referring to fig. 3, an end of the extending elastic hose 32 away from the protective tube 31 is integrally formed with a wire storage opening cavity 324, and the opening direction of the wire storage opening cavity 324 faces the extending elastic hose 32; finally, after the electric wire 2 passes through the extension elastic hose 32, the redundant part is placed in the wire storage open cavity 324.
Referring to fig. 3 and 4, the outer side wall of the extension elastic hose 32 is integrally formed with a connection strip 322 along the length thereof, a connection through groove 3221 is formed in the side wall of the connection strip 322, the width of the opening of the connection through groove 3221 is the minimum width of the connection through groove 3221, and the connection through groove 3221 is a trapezoidal groove.
Referring to fig. 4 and 5, a locking member 5 is disposed on an outer side wall of the extension elastic hose 32, the locking member 5 includes a locking soft sleeve 51 and a locking memory elastic sheet 52, the locking memory elastic sheet 52 is wrapped in the locking soft sleeve 51, and the locking memory elastic sheet 52 is wound on the extension elastic hose 32.
Referring to fig. 4 and 5, the locking soft sleeve 51 may be made of rubber, the locking strip 511 is integrally formed on the side wall of the locking soft sleeve 51, the locking strip 511, the locking soft sleeve 51 and the extension elastic hose 32 are identical in length direction, a guide rod 512 is arranged in the locking strip 511, the guide rod 512 is arranged along the length direction of the locking strip 511, and the guide rod 512 is lifted up and placed in a mold when the locking strip 511 is injection-molded.
Referring to fig. 4 and 5, a portable pull button 513 is integrally formed at the end of the locking strip 511 in the length direction, and portable protrusions 5131 are respectively arranged on the side walls of the portable pull button 513 on both sides; an operator holds the portable pull buckle 513 by hand, inserts the locking strip 511 from the end of the connecting through groove 3221, continuously pulls the locking strip 511, and moves the locking strip 511 in the connecting through groove 3221 until the locking strip 511 is completely embedded into the connecting through groove 3221, at this time, the inner side wall of the connecting through groove 3221 limits the locking strip 511 in the width direction of the locking strip 511, and at this time, the locking strip 511 is matched with the connecting through groove 3221 in shape.
The implementation principle of the miniature permanent magnet stepping motor in the embodiment of the application is as follows: an operator sleeves the connecting elastic lantern ring 41 on the motor body 1, and tensions the reinforcing ring 42 far away from the connection position with the connecting elastic lantern ring 41 on the driving shaft of the motor body 1, at this time, the electric wire 2 passes through the connection port 411, and then after the electric wire 2 passes through the protective tube 31, the operator directly wrenches the extending elastic hose 32 to expand the extending elastic hose 32, the size of the elastic gap 321 is increased, at this time, the electric wire 2 is directly embedded into the extending elastic hose 32 from the elastic gap 321, the force for expanding the extending elastic hose 32 is released, the extending elastic hose 32 recovers under elastic recovery, at this time, the elastic gap 321 recovers to the original size, at this time, the locking memory elastic sheet 52 is wound on the extending elastic hose 32, and after the electric wire 2 passes through the extending elastic hose 32, the redundant parts are all placed in the wire storage opening cavity 324; and insert the protection tube 31 to the extension elastic ring groove 323, in order to accomplish the installation of whole protection assembly 3, thus can transport the motor smoothly, under the protection of protection assembly 3 to electric wire 2, at this moment electric wire 2 is embedded in extending elastic hose 32, electric wire 2 is difficult to rub with external hard material, alleviate the damage of electric wire 2 in transportation or handling process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a miniature permanent magnet stepping motor, includes motor body (1) and electric wire (2) that link to each other with motor body (1), its characterized in that: be provided with protection component (3) on electric wire (2), protection component (3) protect electric wire (2), be provided with coupling assembling (4) that are used for connecting protection component (3) on motor body (1).
2. The miniature permanent magnet stepper motor of claim 1, wherein: the protection assembly (3) comprises a protection pipe (31) and an extension elastic hose (32), the protection pipe (31) is connected with the connecting assembly (4), and the extension elastic hose (32) is connected with one end, far away from the connecting assembly (4), of the protection pipe (31); extend elastic hose (32) and seted up elasticity breach (321) along its length direction, elasticity breach (321) communicate with each other with the one end that extends elastic hose (32) and keep away from protection tube (31) direction, be provided with on the lateral wall that extends elastic hose (32) and be used for restricting locking piece (5) that elastic breach (321) opened.
3. The miniature permanent magnet stepper motor of claim 2, wherein: the locking piece (5) comprises a locking soft sleeve (51) and a locking memory elastic sheet (52), the locking memory elastic sheet (52) is wrapped in the locking soft sleeve (51), one end of the locking soft sleeve (51) is connected with the outer edge side wall of the extension elastic hose (32), and the locking memory elastic sheet (52) is wound on the extension elastic hose (32).
4. A miniature permanent magnet stepper motor as defined in claim 3, wherein: locking soft cover (51) and extension elastic hose (32) set up to be dismantled and are connected, the lateral wall that extends elastic hose (32) is provided with connecting strip (322) along its length, connecting through groove (3221) have been seted up to the lateral wall of connecting strip (322), the notch width that connects through groove (3221) is the minimum width that connects through groove (3221), be provided with inserting of adaptation on the lateral wall of locking soft cover (51) and establish locking strip (511) to connecting in the through groove (3221).
5. The miniature permanent magnet stepper motor of claim 4, wherein: a guide rod (512) is arranged in the locking strip (511), and the guide rod (512) is arranged along the length direction of the locking strip (511).
6. The miniature permanent magnet stepper motor of claim 4, wherein: the end part of the length direction of the locking strip (511) is provided with a portable pull buckle (513), and the side walls of two sides of the portable pull buckle (513) are provided with portable bulges (5131).
7. The miniature permanent magnet stepper motor of claim 2, wherein: extension elasticity annular (323) have been seted up to the one end that extends elasticity hose (32) and be close to protection tube (31) direction, the tip of protection tube (31) is inserted and is established to extending in elasticity annular (323).
8. The miniature permanent magnet stepper motor of claim 2, wherein: extend elastic hose (32) and keep away from the one end of protection tube (31) direction and be provided with the uncovered cavity of storage line (324), the uncovered orientation of the uncovered cavity of storage line (324) is towards extending elastic hose (32).
9. The miniature permanent magnet stepper motor of claim 2, wherein: coupling assembling (4) are including connecting elasticity lantern ring (41), connect elasticity lantern ring (41) tensioning on motor body (1), connect and offer connector (411) that power supply line (2) passed through on elasticity lantern ring (41), it links to each other with protection tube (31) to connect elasticity lantern ring (41), connector (411) communicate with each other with protection tube (31).
10. The miniature permanent magnet stepper motor of claim 9, wherein: the motor is characterized in that a reinforcing ring (42) is arranged on the connecting elastic lantern ring (41), the side wall of the reinforcing ring (42) is connected with the side wall part of the connecting elastic lantern ring (41), and the reinforcing ring (42) is arranged on a driving shaft of the motor body (1) in a sleeved mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206254.5A CN113949201B (en) | 2021-10-16 | 2021-10-16 | Miniature permanent magnet stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111206254.5A CN113949201B (en) | 2021-10-16 | 2021-10-16 | Miniature permanent magnet stepping motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113949201A true CN113949201A (en) | 2022-01-18 |
| CN113949201B CN113949201B (en) | 2023-08-25 |
Family
ID=79331142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111206254.5A Active CN113949201B (en) | 2021-10-16 | 2021-10-16 | Miniature permanent magnet stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113949201B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231375B1 (en) * | 1998-01-30 | 2001-05-15 | Yazaki Corporation | Wire holding structure for connector housing |
| CN207304220U (en) * | 2017-09-09 | 2018-05-01 | 浙江向阳齿轮机电有限公司 | A kind of motor |
| CN208782247U (en) * | 2018-09-25 | 2019-04-23 | 佛山市顺原电力设备有限公司 | Outgoing line cabinet |
| CN212210675U (en) * | 2020-07-07 | 2020-12-22 | 绍兴市雪花机电有限公司 | Dustproof motor housing |
| CN213716657U (en) * | 2020-12-24 | 2021-07-16 | 常州市南方电器元件厂有限公司 | Vertical fixed inductor with coil protection function |
-
2021
- 2021-10-16 CN CN202111206254.5A patent/CN113949201B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6231375B1 (en) * | 1998-01-30 | 2001-05-15 | Yazaki Corporation | Wire holding structure for connector housing |
| CN207304220U (en) * | 2017-09-09 | 2018-05-01 | 浙江向阳齿轮机电有限公司 | A kind of motor |
| CN208782247U (en) * | 2018-09-25 | 2019-04-23 | 佛山市顺原电力设备有限公司 | Outgoing line cabinet |
| CN212210675U (en) * | 2020-07-07 | 2020-12-22 | 绍兴市雪花机电有限公司 | Dustproof motor housing |
| CN213716657U (en) * | 2020-12-24 | 2021-07-16 | 常州市南方电器元件厂有限公司 | Vertical fixed inductor with coil protection function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113949201B (en) | 2023-08-25 |
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