CN216819548U - Insulating frame - Google Patents

Abstract

The utility model discloses an insulating frame, which comprises: first insulating support and second insulating support, wherein, first insulating support has the same structure with the second insulating support to, first insulating support and second insulating support mutually cooperate the lock joint, thereby form removable structure. The first insulating support is provided with a plurality of first wire grooves and a plurality of second wire grooves, and the first wire grooves and the second wire grooves are arranged on the outer side of the side wall of the first insulating support. The second insulating support is provided with a plurality of third wire grooves and a plurality of fourth wire grooves, and the plurality of third wire grooves and the plurality of fourth wire grooves are arranged on the outer side of the side wall of the second insulating support. According to the insulating frame, the first wire grooves, the second wire grooves, the third wire grooves and the fourth wire grooves are deepened, so that the groove fullness rate of the enameled wire during winding presetting is effectively increased, the accommodating performance of the insulating frame on the enameled wire is enhanced, the wire arrangement in the manufacturing process is facilitated, and the abrasion of the enameled wire is reduced.

Description

Insulating frame

Technical Field

The utility model relates to the technical field of fan motors, in particular to an insulating frame.

Background

The fan motor mainly comprises a stator and a rotor, wherein the stator comprises a stator core and a stator winding, and insulation protection is required between the stator core and the stator winding. For concentrated winding permanent magnet synchronous motors, an insulating bracket is generally used for insulation protection between the end face of a stator core and the end of a stator winding. The insulating support has high mechanical strength, has a good fixing effect on the stator winding, and enables the end part of the stator winding not to contact with the outside, thereby avoiding quality problems.

However, in the conventional fan motor, the ac fan electrical conversion is determined by the slot-full rate of the enameled wire and the silicon steel sheet, and the number of the enameled coils and the slot-full rate can determine the load capacity of the motor. In the existing fan motor, due to the structural limitation of the insulating frame, the enameled wire is difficult to manage and easy to damage due to insufficient enameled wire slot fullness.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an insulation frame aiming at the technical problem of insufficient slot fullness of the conventional insulation frame.

The utility model provides an insulating frame, this insulating frame includes first insulating support and second insulating support, wherein, first insulating support has the same structure with the second insulating support to, first insulating support and second insulating support mutually cooperate the lock joint, thereby form removable structure.

In one embodiment, the first insulating support and the second insulating support have a half-section cylindrical structure, and end faces of the concave sides of the first insulating support and the second insulating support are matched with each other, so that the first insulating support and the second insulating support can be buckled with each other to form a complete cylindrical structure.

In one embodiment, the two end surfaces of the first insulating bracket connected to the second insulating bracket are respectively provided with a first connecting buckle and a first connecting ring.

In one embodiment, the second insulating support is provided with a second connecting ring corresponding to the first connecting ring, the second connecting ring and the second connecting ring are respectively disposed on two end surfaces of the second insulating support connected to the first insulating support, the first connecting ring and the second connecting ring are correspondingly buckled, and the first connecting ring and the second connecting ring are correspondingly buckled, so that the first insulating support and the second insulating support are matched to form a detachable structure.

In one embodiment, the first insulating bracket has a plurality of first wire grooves and a plurality of second wire grooves, and the plurality of first wire grooves and the plurality of second wire grooves are disposed outside the sidewall of the first insulating bracket.

In one embodiment, the first wire grooves are respectively disposed on the outer sides of the sidewalls of the first insulating frame connecting the two ends of the second insulating frame; the plurality of second wire slots are arranged on the outer side of the side wall of one end, provided with the first connecting buckle, of the first insulating bracket and are arranged adjacent to the corresponding first wire slots; a plurality of first wire casing and a plurality of second wire casing all set up along the generating line direction of first insulating support parallel to each other.

In one embodiment, the second insulating support has a plurality of third wire slots and a plurality of fourth wire slots, and the plurality of third wire slots and the plurality of fourth wire slots are disposed on the outer side of the sidewall of the second insulating support.

In one embodiment, the plurality of third wire slots are respectively disposed on the outer sides of the sidewalls of the second insulating bracket connected to the two ends of the first insulating bracket; the plurality of fourth wire grooves are arranged on the outer side of the side wall of one end, provided with the second connecting buckle, of the second insulating bracket and are arranged adjacent to the corresponding third wire grooves; and the plurality of third wire grooves and the plurality of fourth wire grooves are arranged in parallel along the bus direction of the first insulating bracket.

In one embodiment, the depth of the first wire grooves, the second wire grooves, the third wire grooves, and the fourth wire grooves is respectively matched with the diameter of the enameled wire with a preset size, so that the enameled wire with the preset size can be completely contained in the first wire grooves, the second wire grooves, the third wire grooves, and the fourth wire grooves.

In one embodiment, the first wire grooves and the third wire grooves have mounting slots at one end thereof, and the mounting slots are respectively used for receiving the direct-insert terminals.

In one embodiment, the first insulating frame further has a first supporting member, and the first supporting member is disposed on an outer side of a side wall of the first insulating frame, which is far away from the second insulating frame.

In one embodiment, the first supporting member has two first supporting plates, and the two first supporting plates are respectively disposed at two sides of the first supporting member and extend from a joint of the first supporting member and the first insulating frame to a direction in which the two sides are away from each other.

In one embodiment, the second insulating support further has a second supporting member, and the second supporting member is disposed outside a sidewall of the second insulating support away from two sides of the second insulating support.

In one embodiment, the second supporting member has two second supporting plates, the two second supporting plates are respectively disposed at two sides of the second supporting member, and extend from a joint of the second supporting member and the second insulating bracket to a direction in which the two sides are away from each other, so as to effectively extend a supporting range of the second supporting member.

In summary, the insulation frame disclosed by the utility model adopts the form that the first insulation support and the second insulation support are matched and buckled with each other to form a detachable structure, so that the insulation frame can be more conveniently installed, wound, detached and overhauled. Compared with the conventional stator insulating frame, the insulating frame provided by the utility model has the advantages that the groove fullness rate of the enameled wire during winding is effectively increased by deepening the first wire grooves, the second wire grooves, the third wire grooves and the fourth wire grooves, meanwhile, the holding performance of the insulating frame for the enameled wire is enhanced, the enameled wire can be completely held in the insulating frame, and therefore, the wire arrangement in the manufacturing process is facilitated, and the abrasion of the enameled wire is reduced. In addition, a plurality of first wire casing, a plurality of second wire casing, a plurality of third wire casing and a plurality of fourth wire casing deepen more are favorable to the installation of enameled wire fixed to avoid adopting glue fixed and the welding of enameled wire bare wire head, with this solved glue curing time long, inefficiency and the easy technical problem such as fracture of welding point.

Drawings

FIG. 1 is a schematic view of an embodiment of an insulating frame;

fig. 2 is a schematic diagram of an exploded structure of an insulation frame in one embodiment.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 and 2, the present invention discloses an insulation frame, which includes a first insulation bracket 1 and a second insulation bracket 2, wherein the first insulation bracket 1 and the second insulation bracket 2 have the same structure, and the first insulation bracket 1 and the second insulation bracket 2 are mutually matched and fastened to form a detachable structure, so that the insulation frame is more convenient for winding, installation, disassembly and maintenance.

Further, first insulating support 1 and second insulating support 2 all have half a section cylindric structure, and the terminal surface of the indent one side of first insulating support 1 and second insulating support 2 mutually supports to make first insulating support 1 and second insulating support 2 can lock each other and form complete cylindric structure. Specifically, two end faces of the first insulating bracket 1 connected with the second insulating bracket 2 are respectively provided with a first connecting buckle 11 and a first connecting ring 12; the second insulating support 2 is provided with a second connecting ring 22 corresponding to the first connecting buckle 11, the second insulating support 2 is provided with a second connecting buckle 21 corresponding to the first connecting ring 12, and the second connecting buckle 21 and the second connecting ring 22 are respectively arranged on two end faces of the second insulating support 2 connected with the first insulating support 1. In practical applications, the first connecting buckle 11 is correspondingly buckled with the second connecting buckle 22, and the first connecting ring 12 is correspondingly buckled with the second connecting buckle 21, so that the first insulating bracket 1 and the second insulating bracket 2 are matched to form a detachable structure, and the rotor can be accommodated between the first insulating bracket 1 and the second insulating bracket 2.

Further, the first insulating support 1 has a plurality of first wire grooves 13 and a plurality of second wire grooves 14, and the plurality of first wire grooves 13 and the plurality of second wire grooves 14 are all disposed on the outer side of the side wall of the first insulating support 1. Specifically, the plurality of first wire slots 13 are respectively arranged on the outer sides of the side walls of the first insulating support 1 connected with the two ends of the second insulating support 2; the plurality of second wire grooves 14 are arranged on the outer side of the side wall of one end, provided with the first connecting buckle 11, of the first insulating support 1 and are arranged adjacent to the corresponding first wire grooves 13, and the plurality of first wire grooves 13 and the plurality of second wire grooves 14 can accommodate enameled wires with preset sizes; a plurality of first wire casing 13 and a plurality of second wire casing 14 all set up along the generating line direction of first insulation support 1 parallel to each other to make a plurality of first wire casings 13 and a plurality of second wire casing 14 when acceping the enameled wire can reduce the enameled wire when winding mutual interference and produce the damage.

Further, the second insulating support 2 has a plurality of third wire grooves 23 and a plurality of fourth wire grooves 24, and the plurality of third wire grooves 23 and the plurality of fourth wire grooves 24 are all disposed on the outer side of the side wall of the second insulating support 2. Specifically, the plurality of third wire slots 23 are respectively arranged on the outer sides of the side walls of the second insulating bracket 2 connected with the two ends of the first insulating bracket 1; the plurality of fourth wire slots 24 are arranged on the outer side of the side wall of one end, provided with the second connecting buckle 21, of the second insulating support 2 and are arranged adjacent to the corresponding third wire slots 23, and the plurality of third wire slots 23 and the plurality of fourth wire slots 24 can accommodate enameled wires with preset sizes; the plurality of third wire grooves 23 and the plurality of fourth wire grooves 24 are all arranged in parallel along the bus direction of the first insulation support 1, so that the plurality of third wire grooves 23 and the plurality of fourth wire grooves 24 can reduce mutual interference and damage when the enameled wire is accommodated.

Further, the groove depths of the first wire grooves 13, the second wire grooves 14, the third wire grooves 23 and the fourth wire grooves 24 are respectively matched with the diameter of the enameled wire with a preset size, so that the enameled wire with the preset size can be completely contained in the first wire grooves 13, the second wire grooves 14, the third wire grooves 23 and the fourth wire grooves 24. According to the insulating frame, the groove fullness rate of the enameled wire during winding is effectively increased by deepening the first wire grooves 13, the second wire grooves 14, the third wire grooves 23 and the fourth wire grooves 24, and the accommodating performance of the insulating frame for the enameled wire is enhanced, so that the wire arrangement is facilitated in the manufacturing process, and the abrasion of the enameled wire is reduced.

Further, the first wire slots 13 and the third wire slots 23 each have an installation slot 131 at one end thereof, and the installation slots 131 are respectively used for accommodating the direct-insertion terminals. In practical application, the enameled wire with a preset size is accommodated in the first wire grooves 13 and the third wire grooves 23, and one end of the enameled wire is connected to the direct-insertion terminals respectively accommodated in the installation slots 131.

Further, the first insulating support 1 further has a first supporting member 15, and the first supporting member 15 is disposed on the outer side of the side wall of the first insulating support 1 far away from the second insulating support 2. Specifically, the first supporting member 15 has two first supporting plates 151, and the two first supporting plates 151 are respectively disposed at two sides of the first supporting member 15, and extend from the joint of the first supporting member 15 and the first insulating frame 1 to the direction in which the two sides are away from each other, so as to effectively extend the supporting range of the first supporting member 15.

Further, the second insulating support 2 further has a second supporting member 25, and the second supporting member 25 is disposed outside a sidewall of the second insulating support 2 far away from two sides of the second insulating support 2. Specifically, the second supporting member 25 has two second supporting plates 251, the two second supporting plates 251 are respectively disposed at two sides of the second supporting member 25, and extend from the connection position of the second supporting member 25 and the second insulating bracket 2 to the direction away from each other, so as to effectively extend the supporting range of the second supporting member 25.

In summary, the insulation frame disclosed by the utility model adopts the form that the first insulation support and the second insulation support are matched and buckled with each other to form a detachable structure, so that the insulation frame can be more conveniently installed, wound, detached and overhauled. Compared with the conventional stator insulating frame, the insulating frame provided by the utility model has the advantages that the groove fullness rate of the enameled wire during winding is effectively increased by deepening the first wire grooves, the second wire grooves, the third wire grooves and the fourth wire grooves, meanwhile, the holding performance of the insulating frame for the enameled wire is enhanced, the enameled wire can be completely held in the insulating frame, and therefore, the wire arrangement in the manufacturing process is facilitated, and the abrasion of the enameled wire is reduced. In addition, a plurality of first wire casings, a plurality of second wire casings, a plurality of third wire casings and a plurality of fourth wire casings deepen and are more favorable to the installation of enameled wire fixed to avoid adopting glue fixed and the welding of enameled wire bare thread end, with this solved glue curing time long, the inefficiency and the easy technical problem such as fracture of welding point.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (8)

1. An insulating holder, comprising: the first insulating support and the second insulating support have the same structure, and are mutually matched and buckled to form a detachable structure.

2. The insulation holder according to claim 1, wherein the first insulation holder has a plurality of first wire grooves and a plurality of second wire grooves, and the plurality of first wire grooves and the plurality of second wire grooves are disposed outside the side wall of the first insulation holder.

3. The insulating frame according to claim 2, wherein the second insulating frame has a plurality of third wire slots and a plurality of fourth wire slots, the plurality of third wire slots and the plurality of fourth wire slots being disposed on the outside of the sidewall of the second insulating frame.

4. The insulation frame according to claim 3, wherein the depth of the first wire slots, the second wire slots, the third wire slots and the fourth wire slots is respectively matched with the diameter of the enameled wire with a preset size, so that the enameled wire with a preset size can be completely contained in the first wire slots, the second wire slots, the third wire slots and the fourth wire slots.

5. The insulation frame of claim 3, wherein each of said first plurality of wire slots and said third plurality of wire slots has a mounting slot at one end, and said mounting slots are adapted to receive in-line terminals, respectively.

6. The insulation holder according to claim 1, wherein the first insulation holder and the second insulation holder each have a half-section cylindrical structure, and end surfaces of the concave sides of the first insulation holder and the second insulation holder are engaged with each other, so that the first insulation holder and the second insulation holder can be fastened to each other to form a complete cylindrical structure.

7. The insulating frame according to claim 1, wherein the first insulating frame is provided with a first connecting buckle and a first connecting ring respectively connected to two end faces of the second insulating frame.

8. The insulation frame according to claim 7, wherein the second insulation support is provided with a second connection ring corresponding to the first connection ring, the second connection ring and the second connection ring are respectively disposed on two end surfaces of the second insulation support connected to the first insulation support, the first connection ring and the second connection ring are correspondingly buckled, and the first connection ring and the second connection ring are correspondingly buckled, so that the first insulation support and the second insulation support are matched to form a detachable structure.

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