CN114538217B - Scalable lead-out wire subassembly, motor - Google Patents
Scalable lead-out wire subassembly, motor Download PDFInfo
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- CN114538217B CN114538217B CN202210298368.5A CN202210298368A CN114538217B CN 114538217 B CN114538217 B CN 114538217B CN 202210298368 A CN202210298368 A CN 202210298368A CN 114538217 B CN114538217 B CN 114538217B
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- groove
- shell
- motor
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- 238000004804 winding Methods 0.000 claims abstract description 26
- 229920003023 plastic Polymers 0.000 claims description 17
- 239000004033 plastic Substances 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 5
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000001012 protector Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/48—Automatic re-storing devices
- B65H75/486—Arrangements or adaptations of the spring motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4418—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means
- B65H75/4428—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means acting on the reel or on a reel blocking mechanism
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/006—Arrangements of electric cables or lines between relatively-movable parts using extensible carrier for the cable, e.g. self-coiling spring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Transmission Devices (AREA)
Abstract
The invention discloses a telescopic outgoing line assembly and a motor. The outgoing line component comprises a shell, a first connecting piece and a second connecting piece, wherein the shell is provided with a winding cavity; the fixed rotating shaft is fixed in the wire collecting cavity; the disc is rotatably sleeved on the fixed rotating shaft, and a winding part for winding the outgoing line is arranged on the disc; the first end of the coil spring is connected with the fixed rotating shaft, and the second end of the coil spring is connected with the fixed part on the disc; and the lock assembly is matched with the disc track on the disc so that the disc can rotate or lock on the fixed rotating shaft.
Description
Technical Field
The invention relates to the field of outgoing lines, in particular to a telescopic outgoing line assembly and a motor.
Background
At present, the lead-out wire assembly is a hub of a motor connected with a compressor binding post, and has different requirements on the length of the lead-out wire under different hot jacket heights, and as different series also have different requirements on the length of the lead-out wire, a large number of lead-out wire assemblies exist, and the lead-out wire manufacturers and companies are provided with unchanged processing and economic burden. The existing lead-out wire assembly has the following defects: (1) the lead-out wire assembly has poor universality, the lead-out wire inserting sheet is difficult to manually operate due to the connection of the lead-out wire inserting sheet, the binding post and the overload protector, and the lead-out wire inserting sheet is easy to contact with the shell of the compressor and the shell of the overload protector, so that the cost is increased due to the fact that a large number of lead-out wire assemblies are short-circuited (4).
Disclosure of Invention
In view of the above, the present invention discloses a retractable lead-out wire assembly and a motor for solving at least one of the above problems.
The invention adopts the technical proposal to realize the aim that:
the first aspect of the present invention discloses a retractable outlet assembly, comprising:
the shell is provided with a wire collecting cavity;
the fixed rotating shaft is fixed in the wire collecting cavity;
the disc is rotatably sleeved on the fixed rotating shaft, and a winding part for winding the outgoing line is arranged on the disc;
the first end of the coil spring is connected with the fixed rotating shaft, and the second end of the coil spring is connected with the fixed part on the disc;
and the lock assembly is matched with the disc track on the disc so that the disc can rotate or lock on the fixed rotating shaft.
Further optionally, two sides of the disc form a first disc surface and a second disc surface respectively, wherein: the first disc surface is provided with the winding part; the second disc surface is provided with the disc track.
Further alternatively, the winding portion includes: a plurality of first arc-shaped plates are arranged on the bottom surface of the frame,
the plurality of first arc plates are distributed circumferentially around the circle center of the disc, the inner concave surfaces of the first arc plates face the circle center, and the outer convex surfaces of the first arc plates are used for winding the outgoing lines.
Further alternatively, the winding portion includes: the two first arc plates are symmetrically arranged with respect to the circle center.
Further alternatively, the lock assembly includes:
the track block is fixed on the shell, the track block is arranged opposite to the disc track and is provided with a preset gap, a sliding groove is arranged on the track block, the sliding groove is matched with the circular guide groove in the disc track to form a first ball channel, and the sliding groove is matched with a plurality of groups of limiting grooves in the disc track to form a plurality of groups of corresponding second ball channels;
a ball slidably disposed within the first ball passage or the second ball passage;
a slider assembly, the slider assembly comprising: the pushing rod with one end extending into the preset gap is used for pushing the balls from the second ball channel to the first ball channel;
wherein the disc is rotatable on the fixed shaft when the balls are in the first ball passage; the disc can be locked on the fixed shaft when the balls are in any one of the second ball passages.
Further alternatively, the method may comprise, in a further alternative,
the circle center of the circular guide groove coincides with the circle center of the disc;
the plurality of groups of limit grooves are circumferentially distributed around the circular guide groove, and the guide direction of the plurality of groups of limit grooves faces the winding direction of the outgoing line outlet end;
the sliding groove is a straight groove, and the opening direction of the sliding groove is parallel to the radial direction of the disc.
Further alternatively, the rail block is provided with a limit protrusion, the push rod is provided with a cross rod,
wherein the cross bar cooperates with the limit projection to limit the push rod when pushing the balls from the second ball passage to the first ball passage.
Further optionally, the slider assembly further includes:
the sliding block is provided with the push rod and is slidably arranged at the lock hole of the shell;
the spring block is fixed on the shell, the spring is connected with the sliding block and the spring block, and when the sliding block is pushed into the shell by the external force through the lock hole, the spring block provides reverse acting force for the sliding block through the spring.
Further optionally, the limiting groove includes: a first unidirectional slot and a second unidirectional slot;
the outlet of the first unidirectional groove is higher than the bottom of the circular guide groove, and the inlet of the second unidirectional groove is flush with the bottom of the circular guide groove; the outlet of the second unidirectional groove is connected with the inlet of the first unidirectional groove.
Further alternatively, a plurality of second arc-shaped plates are arranged on the first disk surface,
the second arc plates are distributed circumferentially around the circle center of the disc and are arranged between the first arc plates and the circle center of the disc;
wherein one of a plurality of second arcuate plates is connected as the fixing portion to the second end of the coil spring.
Further optionally, an insert is further provided on the housing, where the insert is used to connect with the fixed end of the outgoing line.
A second aspect of the invention discloses an electric machine comprising any of the above-mentioned retractable outlet assemblies.
The beneficial effects are that: according to the invention, the lead wire assembly is improved, so that the lead wire wound on the lead wire assembly can be freely elongated, the length of the lead wire can rebound by one key, and the universality and the operation convenience of the lead wire assembly in the compressor are improved; the design shell wraps the outgoing line assembly and the telescopic mechanism, so that the outgoing line inserting sheets are prevented from being in contact with the shell of the compressor and the shell of the overload protector, the operation safety of the compressor is improved, and the production offline rate is reduced.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely examples of the present disclosure and other drawings may be made from these drawings by one of ordinary skill in the art without inventive effort.
FIG. 1 illustrates a schematic diagram of the overall structure of a pinout assembly of an embodiment;
FIG. 2 illustrates a schematic diagram of the internal structure of a pinout assembly of an embodiment;
FIG. 3 illustrates an exploded view of the internal structure of a lead out assembly of one embodiment;
FIG. 4 illustrates a schematic diagram of a puck and lock assembly mating of a pinout assembly of an embodiment;
FIG. 5 illustrates a schematic diagram of a lock assembly structure of a pinout assembly of an embodiment;
FIG. 6 illustrates a schematic view of an embodiment of a disc in a locked state with a lock assembly;
FIG. 7 shows a schematic view of a first disk surface structure of a disk of an embodiment;
FIG. 8 shows a schematic view of a second disk surface structure of a disk of an embodiment;
FIG. 9 is a schematic view showing the overall structure of a disk according to an embodiment;
FIG. 10 shows an enlarged schematic view of portion A of FIG. 9;
FIG. 11 illustrates a state diagram of the components in motion as a pinout of an embodiment;
fig. 12 shows a state diagram of the movement of each component when the outgoing line is wound up in one embodiment.
In the figure: 1. an upper cover; 2. a lower housing; 21. a shaft groove; 22. a lock hole; 3. a lead-out wire; 4. a lock assembly; 41. a slider assembly; 411. a push rod; 412. a cross bar; 413. a slide block; 414. a spring; 415. a spring block; 42. a ball; 43. a track block; 5. a coil spring; 6. a disc; 6A, a first disk surface; 6B, a second disc surface; 61. a circular guide groove; 62. a first unidirectional slot; 63. a second unidirectional slot; 64. a winding part; 65. a circular disc rail; 66. a fixing part; 7. fixing the rotating shaft; h1, the thickness of the corresponding disc at the outlet of the first unidirectional groove; h2 and the thickness of the disc corresponding to the inlet of the second unidirectional groove.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two, but does not exclude the case of at least one.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.
There are a number of problems with current lead out assemblies, including: the universality is poor; the outgoing line component is inconvenient to connect with the binding post and the overload protector; the outgoing line component is easy to contact with the compressor shell and the overload protector shell for short circuit; and the number of the outgoing line assembly is increased, the production cost is increased, and the like. The invention provides a telescopic lead-out wire assembly, which can realize the extension of the length of a lead-out wire by utilizing a disc and a plane spiral spring wound on the disc, and can realize the one-key rebound of the lead-out wire by utilizing a stepped track and a ball on the disc to lock the extended lead-out wire so as to achieve the required length; the plastic shell is designed to wrap the outgoing line and the telescopic mechanism, so that the insulation of the outgoing line is realized, and the contact short circuit between the outgoing line inserting sheet and the compressor shell and the overload protector shell is avoided; be provided with the inserted sheet that corresponds with the terminal position on the plastic housing, and be equipped with the inserted sheet that corresponds with overload protection ware position, wherein the inserted sheet is connected with the lead-out wire through the circuit on the plastic housing, makes the lead-out wire can connect terminal and overload protection ware fast and conveniently, reduces the manual operation degree of difficulty in production, improves production efficiency.
To further illustrate the technical solution of the present invention, the following specific embodiments are provided with reference to fig. 1 to 12.
Example 1
As shown in fig. 1-3, in this embodiment, there is provided a retractable outlet assembly, the outlet assembly comprising:
a lead-out wire 3;
the shell is provided with a wire collecting cavity;
the fixed rotating shaft 7 is fixed in the wire collecting cavity;
the disc 6 is rotatably sleeved on the fixed rotating shaft 7, and a winding part 66 for winding the outgoing line 3 is arranged on the disc 6;
a coil spring 5 having a first end connected to the fixed shaft 7 and a second end connected to a fixed portion 66 on the disk 6;
lock assembly 4, lock assembly 4 cooperates with a disc track 65 on disc 6 to enable disc 6 to rotate or lock on fixed shaft 7.
Preferably, the housing comprises a lower shell 2 and an upper cover 1, and the lower shell 2 and the upper cover 1 are matched to form a wire collecting cavity.
As shown in fig. 2-3, the lead-out wire assembly in this embodiment enables the lead-out wire 3 wound on the lead-out wire assembly to freely extend under the action of the coil spring 5 (such as a plane spiral spring) and the disc 6, and enables the lead-out wire 3 to rebound in one key in length through the ball and the track mechanism (formed by the disc 6 and the lock assembly 4), thereby improving the versatility and the operation convenience of the lead-out wire assembly in the compressor.
As shown in fig. 3, 7 and 8, in some alternatives, two sides of the disc form a first disc face 6A and a second disc face 6B, respectively, wherein: the first disk surface 6A is provided with a winding portion 64; the second disk surface 6B is provided with a disk rail 65. Wherein the winding portion 64 includes: the plurality of first arc plates are distributed circumferentially around the circle center of the disc, wherein the inner concave surface of each first arc plate faces the circle center, and the outer convex surface of each first arc plate is used for winding the outgoing line 3. Preferably, the winding portion includes: the two first arc-shaped plates are symmetrically arranged about the circle center.
When the outgoing line 3 is required to be pulled out, the outgoing line end of the outgoing line 3 is stretched outwards, the disc rotates at the moment, and the outgoing line 3 wound on the outer side of the first arc-shaped plate is conveyed outwards; when the length of the lead-out wire 3 is lengthened to a proper length, the lock assembly 4 is matched with the disc to realize locking of the disc, and the length of the lead-out wire 3 is not pulled back due to the restoring force of the coil spring. When the outgoing line 3 needs to be contracted, the lock assembly 4 is matched with the disc to unwind the rotation restriction of the disc, the disc is reversely rotated by the restoring force of the coil spring, and the pulled outgoing line 3 is wound on the outer side of the first arc-shaped plate, so that the outgoing line 3 is stored.
As shown in fig. 3 and 7, in the present embodiment, the fixing portion 66 may be fixed by an arc-shaped plate when fixing the coil spring. Preferably, the first disk surface 6A is provided with a plurality of second arc-shaped plates which are distributed circumferentially around the circle center of the disk and are arranged between the first arc-shaped plates and the circle center of the disk; wherein one of the plurality of second arcuate plates is connected as a fixed portion to the second end of the coil spring. The arc-shaped plate not only can fix the end part of the coil spring, but also can realize guiding and limiting on the contraction and rebound of the coil spring by utilizing the arc shape of the arc-shaped plate, so that the coil spring is prevented from deviating or being excessively stretched.
As shown in fig. 3-6, in some alternatives, the lock assembly 4 includes:
the track block 43, the track block 43 is fixed on the outer casing, the track block 43 is opposite to the disc track 65 and leaves a preset gap, wherein the track block 43 is provided with a sliding groove, the sliding groove is matched with the circular guide groove 61 in the disc track 65 to form a first ball channel, and the sliding groove is matched with a plurality of groups of limit grooves in the disc track 65 to form a plurality of groups of corresponding second ball channels;
the ball is slidably arranged in the first ball channel or the second ball channel;
slider assembly 41, slider assembly 41 includes: one end of the push rod stretches into the preset gap, and the push rod is used for pushing the balls from the second ball channel to the first ball channel;
wherein when the balls are in the first ball passage, the disc can rotate on the fixed rotating shaft; when the balls are in any second ball channel, the disc can be locked on the fixed rotating shaft.
In the embodiment, the circle center of the circular guide groove coincides with the circle center of the circular disk; the plurality of groups of limit grooves are circumferentially distributed around the circular guide groove, and the guide direction of the plurality of groups of limit grooves faces the winding direction of the outlet end of the outgoing line 3; the chute is a straight line chute, and the opening direction of the chute is parallel to the radial direction of the disc.
As shown in fig. 5-6, the rail block is provided with a limit protrusion, and the push rod 411 is provided with a cross rod 412, wherein the cross rod 412 cooperates with the limit protrusion to limit the push rod 411 when pushing the balls from the second ball channel to the first ball channel. Preferably, the slider assembly 41 further comprises: the sliding block 413, the sliding block 413 is provided with a push rod 411, and the sliding block is slidably arranged at the lock hole 22 of the shell; spring block 415 and spring 414, spring block 415 is fixed on the shell, spring 414 connects slider 413 and spring block 415, wherein when slider 413 receives external force to push into the shell through lockhole 22, spring block 415 provides reverse acting force to slider 413 through spring 414.
As shown in fig. 8-10, in some alternatives, the limiting slot includes: a first unidirectional groove 62 and a second unidirectional groove 63. Wherein along the winding direction of lead-out wire 3 play line end, set up the export of first unidirectional tank and the entry of second unidirectional tank in proper order on circular guide slot 61, the export of first unidirectional tank is higher than the tank bottom of circular guide slot 61, and the entry of second unidirectional tank flushes with the tank bottom of circular guide slot 61, namely: as shown in fig. 9 and 10, on the premise of taking the first disk surface as a reference, the thickness H1 of the disk corresponding to the outlet of the first unidirectional groove and the thickness H2 of the disk corresponding to the inlet of the second unidirectional groove satisfy H1 > H2; the outlet of the second unidirectional groove is connected with the inlet of the first unidirectional groove.
As shown in fig. 1 to 12, the lead out wire assembly of the present invention mainly includes: disc, slider assembly, plastic housing and lead-out wire etc.. Wherein: the disc shown in fig. 2 is fixed on the plastic housing by a fixed rotating shaft and a shaft groove 21 shown in fig. 7; the flat spiral spring of FIG. 2 is wound around the second arcuate plate of the ratchet disc of FIG. 6; the outgoing line shown in fig. 2 is wound on the first arc-shaped plate of the ratchet disc shown in fig. 6; the slider shown in FIG. 3 is placed in the slider groove of the plastic housing shown in FIG. 7 with the slider end placed between the track block and the disk; the spring block shown in fig. 4 is fixed on the plastic shell through the spring block groove shown in fig. 7 and is placed in the sliding block shown in fig. 4; the rail blocks shown in fig. 4 are fixed to the plastic housing by means of corresponding circular shafts.
The telescopic universal lead-out wire assembly is realized by four-part structure combination and is respectively a plane scroll spring, an orbit disc, an orbit sliding block and a ball, wherein the disc comprises an arc column at the upper part and a circular orbit at the lower part, the orbit of the disc comprises a circular guide groove 1, a second unidirectional groove 2 and a first unidirectional groove 3, the second unidirectional groove 2 and the first unidirectional groove 3 are unidirectional orbits, unidirectional passing is realized through a step shape, the second unidirectional groove 2 is a unidirectional inlet, and the first unidirectional groove 3 is a unidirectional outlet; the track sliding block comprises a sliding block, a track block, a round shaft, a spring block and the like. The plane spiral spring is wound on the second arc-shaped plate of the ratchet wheel disc, the outgoing line is wound on the first arc-shaped plate of the disc (preferably the ratchet wheel disc), the ball is placed between the linear groove of the track block and the circular guide groove or the limit groove of the disc, the sliding block is placed on the lock hole 22 of the plastic shell, the end part of the sliding block is placed between the track block and the disc, and the spring block is arranged in the sliding block.
As shown in fig. 11, when the lead wire is stretched, the wound disc rotates to drive the planar spiral spring thereon to stretch, at this time, the disc rotates clockwise, the balls roll on the circular guide groove 1 of the disc, which is equivalent to the anticlockwise rolling of the disc, and when the lead wire is stretched to a required length, the planar spiral spring has a shrinkage tendency, so that the disc has a anticlockwise rotation tendency, the balls roll clockwise, and enter from the nearest second unidirectional groove 2, thereby locking the disc, and the planar spiral spring cannot shrink. As shown in fig. 12, when the slider is moved at this time, the balls are pushed out from the first unidirectional groove 3 and the second unidirectional groove 2 is closed, the balls can only roll on the circular guide groove 1, the disc is not fixed any more, the planar spiral spring releases potential energy, the lead wire is contracted, and finally one-key rebound of the lead wire is realized. The balls roll in a lateral direction. The four-part structure combination realizes free extension of the length of the outgoing line assembly and improves the universality of the outgoing line assembly.
In this embodiment, an insert is further provided on the housing, wherein the insert is used to connect with the fixed end of the outgoing line. The shell can adopt the plastics material, wraps up lead-out wire subassembly and telescopic machanism through the design plastics shell, avoids lead-out wire inserted sheet and compressor shell, overload protection ware shell contact short circuit, improves the security of compressor operation, reduction in production off-line rate. Be provided with the inserted sheet that corresponds with the terminal position on plastic housing, make it can accomplish the butt joint of lead-out wire subassembly and terminal fast and conveniently, improve the convenience of wiring.
Example 2
In this embodiment, there is provided an electric motor comprising any of the retractable outlet assemblies of embodiment 1. The whole outgoing line and the telescopic mechanism are wrapped in the plastic shell, and the disc is fixed in the plastic shell through the shaft, so that insulation of the outgoing line assembly is realized, contact short circuit between the outgoing line inserting sheet and the compressor shell and between the outgoing line inserting sheet and the overload protector shell is avoided, and the operation safety of the compressor is improved. After the lead-out wire assembly of the motor is improved, the problems that the current lead-out wire assembly is poor in universality, the safety of the inserting sheet is low, and the diversified lead-out cost of the lead-out wire assembly is increased are solved.
Be provided with the inserted sheet that corresponds with the terminal position on the plastic housing, and be equipped with the inserted sheet that corresponds with overload protection ware position, wherein the inserted sheet is connected with the lead-out wire through the circuit on the plastic housing, makes the lead-out wire can connect terminal and overload protection ware fast and conveniently, reduces the manual operation degree of difficulty in production, improves production efficiency.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that this disclosure is not limited to the particular arrangements, instrumentalities and methods of implementation described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (9)
1. An electric motor, characterized in that: the motor comprises a shell and a telescopic outgoing line assembly;
the scalable lead-out wire subassembly is used for motor and compressor to be connected includes:
the shell is provided with a wire collecting cavity;
the fixed rotating shaft is fixed in the wire collecting cavity;
the disc is rotatably sleeved on the fixed rotating shaft and fixed in the plastic shell through the fixed rotating shaft, and a winding part for winding the outgoing line is arranged on the disc;
the first end of the coil spring is connected with the fixed rotating shaft, and the second end of the coil spring is connected with the fixed part on the disc;
the lock assembly is matched with a disc track on the disc, so that the disc can rotate or lock on the fixed rotating shaft, and one-key rebound of the length of the outgoing line is realized;
the whole outgoing line and the telescopic mechanism are wrapped in the shell;
two sides of the disc form a first disc surface and a second disc surface respectively, wherein: the first disc surface is provided with the winding part; the second disc surface is provided with the disc track;
the lock assembly includes:
the track block is fixed on the shell, the track block is arranged opposite to the disc track and is provided with a preset gap, a sliding groove is arranged on the track block, the sliding groove is matched with the circular guide groove in the disc track to form a first ball channel, and the sliding groove is matched with a plurality of groups of limiting grooves in the disc track to form a plurality of groups of corresponding second ball channels;
a ball slidably disposed within the first ball passage or the second ball passage;
a slider assembly, the slider assembly comprising: the pushing rod with one end extending into the preset gap is used for pushing the balls from the second ball channel to the first ball channel;
wherein the disc is rotatable on the fixed shaft when the balls are in the first ball passage; the disc can be locked on the fixed shaft when the balls are in any one of the second ball passages.
2. The motor of claim 1, wherein the winding portion includes: a plurality of first arc-shaped plates are arranged on the bottom surface of the frame,
the plurality of first arc plates are distributed circumferentially around the circle center of the disc, the inner concave surfaces of the first arc plates face the circle center, and the outer convex surfaces of the first arc plates are used for winding the outgoing lines.
3. The motor of claim 2, wherein the winding portion includes: the two first arc plates are symmetrically arranged with respect to the circle center.
4. An electric machine according to claim 1, characterized in that,
the circle center of the circular guide groove coincides with the circle center of the disc;
the plurality of groups of limit grooves are circumferentially distributed around the circular guide groove, and the guide direction of the plurality of groups of limit grooves faces the winding direction of the outgoing line end of the outgoing line;
the sliding groove is a straight groove, and the opening direction of the sliding groove is parallel to the radial direction of the disc.
5. The motor of claim 1, wherein the rail block is provided with a limit protrusion, the push rod is provided with a cross rod,
wherein the cross bar cooperates with the limit projection to limit the push rod when pushing the balls from the second ball passage to the first ball passage.
6. The motor of claim 1, the slider assembly further comprising a slider on which the pushrod is disposed and slidably disposed at a lock aperture of the housing;
the spring block is fixed on the shell, the spring is connected with the sliding block and the spring block, and when the sliding block is pushed into the shell by the external force through the lock hole, the spring block provides reverse acting force for the sliding block through the spring.
7. The electric machine of claim 1, wherein the limit slot comprises: a first unidirectional slot and a second unidirectional slot;
the outlet of the first unidirectional groove is higher than the bottom of the circular guide groove, and the inlet of the second unidirectional groove is flush with the bottom of the circular guide groove; the outlet of the second unidirectional groove is connected with the inlet of the first unidirectional groove.
8. The motor of claim 2, wherein a plurality of second arcuate plates are provided on the first plate surface,
the second arc plates are distributed circumferentially around the circle center of the disc and are arranged between the first arc plates and the circle center of the disc;
wherein one of a plurality of second arcuate plates is connected as the fixing portion to the second end of the coil spring.
9. The motor of claim 1, wherein the housing is further provided with a tab, wherein the tab is adapted to be connected to the fixed end of the lead-out wire.
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CN106044408A (en) * | 2016-07-22 | 2016-10-26 | 青岛歌尔声学科技有限公司 | Withdrawing type coiling module |
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CN207761947U (en) * | 2018-01-03 | 2018-08-24 | 广东美芝制冷设备有限公司 | Compressor and refrigeration equipment |
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CN110957691A (en) * | 2019-12-26 | 2020-04-03 | 珠海凌达压缩机有限公司 | Lead-out wire assembly, motor and compressor |
CN212555877U (en) * | 2020-07-01 | 2021-02-19 | 宜点充科技有限公司 | Electric automobile fills electric pile with cable winding device |
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CN106044408A (en) * | 2016-07-22 | 2016-10-26 | 青岛歌尔声学科技有限公司 | Withdrawing type coiling module |
CN107082327A (en) * | 2017-06-28 | 2017-08-22 | 青岛特锐德电气股份有限公司 | A kind of winding mechanism and charging gun |
CN207761947U (en) * | 2018-01-03 | 2018-08-24 | 广东美芝制冷设备有限公司 | Compressor and refrigeration equipment |
CN207766057U (en) * | 2018-01-11 | 2018-08-24 | 江苏雷利电机股份有限公司 | Electric machine assembly and drainage system |
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