CN217935327U

CN217935327U - Novel insulating sealed plug box

Info

Publication number: CN217935327U
Application number: CN202221214531.7U
Authority: CN
Inventors: 付永锋
Original assignee: Suzhou Gongcheng Electrical Technology Co ltd
Current assignee: Suzhou Gongcheng Electrical Technology Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-11-29
Anticipated expiration: 2032-05-20
Also published as: WO2023221372A1

Abstract

The utility model relates to a novel insulating sealed box of inserting, including box body and fixation clamp, be equipped with a plurality of spaced jacks each other in the box body, just the upper surface of box body extends along axial direction and forms the support arm, be equipped with a plurality of spaced slots each other on the support arm, during the installation, electromagnetic wire and pencil wire insert the jack, just the part that electromagnetic wire and pencil wire stretched out the jack is arranged in the slot, the fixation clamp is arranged in electromagnetic wire and pencil wire among the fixed slot, the box of inserting passes through the fixation clamp is fixed in on motor stator. The utility model has the advantages of this application simple structure, preparation low cost, insulating and sealed effectual, have very strong practicality.

Description

Novel insulating sealed plug box

Technical Field

The application relates to a sealed box of inserting, concretely relates to a novel insulating sealed box of inserting for motor stator.

Background

The commonly used low-voltage electric wires are formed by wrapping a wire core of a copper wire strand 1 and an insulating rubber 2, as shown in figure 1, absolute sealing cannot be achieved between the stranded wire core and between the wire core and the insulating rubber, gaps exist between the stranded wire core and between the wire core and the insulating rubber, when the wire is used for output connection of a generator, engine oil seeps out from the wire core, the wire core and the insulating rubber due to pressure generated by operation of an engine, the engine oil seeps out from a connecting terminal, and as shown by an arrow in figure 1, a serious person can cause the engine oil to be burnt when meeting a fire source or even cause fire.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the application provides a novel insulating sealing plug box, the plug box not only can insulate each phase of wires, short circuit between the phases is avoided, the head of the whole wire harness is wrapped by sealing colloid, engine oil is prevented from flowing out of an engine case from gaps between wire cores and between the wires and rubber, and accordingly insulating and sealing effects are achieved.

The technical scheme adopted by the application for solving the technical problem is as follows:

the utility model provides a novel insulating sealed box of inserting, includes box body and fixation clamp, be equipped with a plurality of mutual spaced jacks in the box body, just the upper surface of box body extends along axial direction and forms the support arm, be equipped with a plurality of mutual spaced slots on the support arm, during the installation, electromagnetic wire and pencil wire insert the jack, just the part that electromagnetic wire and pencil wire stretched out the jack is arranged in the slot, the fixation clamp is arranged in electromagnetic wire and the pencil wire in the fixed slot, insert the box and pass through fixed clamp is fixed in on motor stator.

Preferably, the insulating sleeve is located to the part cover that electromagnetic wire and pencil wire stretch out the jack, insulating sleeve support lean on in the slot, work as electromagnetic wire and pencil wire insert behind the jack, pour into the silica gel of high temperature resistant machine oil in the jack, form sealed colloid and incite somebody to action after the silica gel solidifies the jack is sealed completely.

Preferably, the jacks and the slots are in one-to-one correspondence, and the corresponding jacks and the slots are communicated with each other.

Preferably, the cross section of the box body is in a long round hole shape, the jacks are of a circular structure, the jacks are mutually separated through barriers, the supporting arm extends along the side wall of the box body to form, and the slots are separated through partition strips.

Preferably, the fixation clamp includes fixed connection's clamping part and fixed part, be equipped with the mounting hole on the fixed part, the support arm is located in the clamping part cover and the electromagnetism line and the pencil wire clamp on will supporting the arm press from both sides, the fixed part utilize fixing stud to wear to locate in the mounting hole and with the plug box is fixed in on the motor stator.

Preferably, the slot is located on the front side of the support arm, a groove is formed in the back side of the support arm, the clamping portion is clamped in the groove, and the width of the groove is larger than or equal to that of the clamping portion.

The beneficial effect of this application is:

1) In the application, each phase harness lead is respectively placed in different jacks, a separation fence with enough thickness is arranged between adjacent jacks, therefore, the insulation between the phase lines can be ensured, the short circuit between the phase lines can be avoided, and the mutual insulation effect can be realized.

2) According to the motor stator, the sealing colloid is formed in the insertion hole, and the head of the whole wire harness conducting wire is wrapped and sealed by the sealing colloid, so that air cannot enter the wire core and the rubber of the conducting wire, and therefore when the stator with the insertion box is arranged inside a generator, engine oil of the engine can be prevented from flowing out of the engine through gaps among the wire cores of the conducting wire and between the wire core and the rubber, the sealing effect is achieved, and disasters such as fire disasters are avoided; the utility model has the advantages of this application simple structure, preparation low cost, insulating and sealed effectual, have very strong practicality.

3) In the application, the electromagnetic wire extending out of the jack is sleeved with the wire harness lead by using the insulating sleeve, so that the situation that the lead rubber or the electromagnetic wire is damaged when the fixing clamp is fixed and is in contact with the fixing clamp to generate short circuit is avoided, and meanwhile, the fixing clamp is convenient to fix the electromagnetic wire and the wire harness lead; the fixation clamp in this application both had been used for fixed pencil wire, was used for fixing the box of inserting again on motor stator, and a thing is multi-purpose, design benefit.

Drawings

FIG. 1 is a schematic diagram of a prior art structure;

FIG. 2 is an assembly view of the present application;

FIG. 3 is a schematic structural diagram of the present application;

FIG. 4 is a schematic view of another embodiment of the present application;

FIG. 5 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a top view of the present application;

in the figure: 10-box body, 11-jack, 12-supporting arm, 13-slot, 14-barrier, 15-parting bead, 16-groove, 20-fixing clamp, 21-clamping part, 22-fixing part, 30-insulating sleeve, 40-sealing colloid, 41-electromagnetic wire and 42-wiring harness conducting wire.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the following drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances such that, for example, embodiments of the application described herein may be implemented in sequences other than those illustrated or described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The embodiment is as follows: as shown in fig. 2-6, a novel insulating sealed plug box includes a box body 10 and a fixing clip 20, a plurality of mutually spaced jacks 11 are provided in the box body 10, and the upper surface of the box body 10 extends in the axial direction to form a support arm 12, a plurality of mutually spaced slots 13 are provided on the support arm 12, during installation, an electromagnetic wire 41 and a wire harness lead 42 are inserted into the jacks 11, and the portions of the electromagnetic wire 41 and the wire harness lead 42 extending out of the jacks 11 are disposed in the slots 13, the fixing clip 20 is used for fixing the electromagnetic wire 41 and the wire harness lead 42 in the slots 13, and the plug box is fixed on a motor stator through the fixing clip 20. A plurality of jacks are arranged in the box body as required, in the embodiment, three commonly used jacks 11 are taken as an example, three-phase electricity is provided with three wire harness leads 42, each wire harness lead 42 and a corresponding coil output electromagnetic wire are respectively inserted into one jack 11 after being welded by using terminals, and a separation fence between adjacent jacks has enough thickness to ensure an insulation effect, so that each wire harness lead 42 is respectively placed in different jacks, the occurrence of short circuit between phases can be avoided, and a mutual insulation effect is achieved; after the electromagnetic wire 41 and the wire harness conducting wire 42 are fixed through the fixing clamp 20, the whole plug box is fixed on the motor stator through the fixing clamp 20, and the use is very convenient.

Wherein, the insulating sleeve 30 is located to the part cover that magnet wire 41 and pencil wire 42 stretch out jack 11, insulating sleeve 30 support lean on in slot 13, work as magnet wire 41 and pencil wire 42 insert behind jack 11, pour into the silica gel of high temperature resistant machine oil in the jack 11, form sealing colloid 40 and will after the silica gel solidifies jack 11 is sealed completely.

The insulating sleeve 30 is used for sheathing a section of electromagnetic wire which extends out of the jack and is positioned in the slot 13 with a wire harness lead, so that the condition that the lead rubber or the electromagnetic wire is damaged when the fixing clamp is fixed and short circuit is triggered when the fixing clamp is connected with the fixing clamp is avoided; meanwhile, the fixing clamp is convenient for fixing the electromagnetic wire and the wire harness conducting wire; utilize the mobility of silica gel to make silica gel flow in all spaces in the jack, silica gel solidifies the back and forms sealing colloid 40, live through sealing colloid 40 with the head of pencil wire, avoids engine oil to flow out to the engine outside through between the sinle silk of pencil wire and the gap between sinle silk and the rubber. Therefore, this application not only lets each looks wire insulate each other through placing each looks wire in the jack of difference respectively, avoided the looks short circuit between the looks to take place, still through forming the sealing colloid in the jack, utilize the sealing colloid to wrap up whole pencil wire head sealed, make in unable sinle silk and the rubber that get into the wire of air, thereby just can avoid engine oil to pass through between the wire sinle silk when the stator dress that will have this box of inserting is inside the generator, the space between sinle silk and the rubber flows outside the engine, insulation and sealed effect have been played, the emergence of disasters such as conflagration has been stopped. The utility model has the advantages of this application simple structure, preparation low cost, insulating and sealed effectual, have very strong practicality.

As shown in fig. 3, the insertion holes 11 correspond to the insertion slots 13 one by one, and the corresponding insertion holes 11 are communicated with the insertion slots 13. The number of jack can be set for according to actual need, three jacks 11 are designed according to three-phase electricity for example, the diameter of jack is adjusted according to the size of the pencil wire of assembly to be greater than the wire line and preferably more than 0.5mm, in order to guarantee that sufficient silica gel volume can seal the wire end of a thread, the degree of depth of jack carries out reasonable adjustment according to wire end of a thread size and stator assembly size.

As shown in fig. 3 and 6, the cross section of the box body 10 is in the shape of an oblong hole, the insertion holes 11 are in a circular structure, the insertion holes 11 are separated from each other by partition bars 14, the support arm 12 extends along the side wall of the box body, and the insertion grooves 13 are separated from each other by partition bars 15. The partition 14 must have a sufficient thickness to ensure the insulating effect between the phase bundles, and the thickness of the box body and the thickness of the bottom and the thickness of the supporting arms are designed to ensure the mechanical strength of the whole box.

As shown in fig. 2, the fixing clip 20 includes a clamping portion 21 and a fixing portion 22, which are fixedly connected, the fixing portion 22 is provided with a mounting hole, the clamping portion 21 is sleeved on the support arm 12 to clamp the electromagnetic wire 41 and the wire harness 42 on the support arm, and the fixing portion 22 is inserted into the mounting hole by a fixing stud to fix the plug box on the motor stator. The clamping portion 21 is of an annular structure with a hollow interior so as to be sleeved on the supporting arm 12 and the insulating sleeve 30, the hollow interior of the clamping portion is sized to just clamp the supporting arm 12 and the insulating sleeve 30, the fixing portion 22 is fixedly connected to one side of the clamping portion, the fixing portion is of a sheet structure, and the fixing bolt penetrates through the mounting hole of the fixing portion to lock the plug box on the iron core of the motor stator.

As shown in fig. 2, the insertion slot 13 is located on the front side of the support arm 12, a groove 16 is provided on the back side of the support arm 12, the clamping portion 21 is clamped in the groove 16, and the width of the groove 16 is greater than or equal to the width of the clamping portion 21. The supporting arm 12 is provided with a groove 16, the size of the groove, such as depth, width and length, can be adjusted according to the size of the fixing clip, the width of the groove 16 is preferably slightly larger than the width of the clamping portion 21, the clamping portion can be clamped into the groove 16 conveniently, and the clamping portion 21 just props against the upper end and the lower end of the groove 16, so that the phenomenon that the fixing clip is moved on the box body in a string manner to cause the box body to fall off is limited.

The installation process of this application:

step 1: taking the application of three-phase electricity as an example, according to actual requirements, three jacks 11 are arranged on the box body 10, firstly, each phase wiring harness lead 42 and the corresponding coil output electromagnetic wire 41 are respectively welded by using terminals and are respectively placed in the three jacks 11, and each lead is separated by using a partition 14 between the jacks, so that short circuit between phases is avoided, and the mutual insulation effect is achieved;

and 2, step: then, silica gel of high-temperature resistant engine oil is injected into the insertion hole 11, a sealing colloid 40 is formed after cooling and solidification, the whole insertion hole is filled with the sealing colloid 40, and the head of the whole wire harness conducting wire is wrapped and sealed, so that air cannot enter the wire core and the rubber of the conducting wire, and therefore when the stator with the insertion box is arranged inside a generator, engine oil of the engine can be prevented from flowing out of the engine through gaps among the wire cores of the conducting wire and between the wire core and the rubber, and a sealing effect is achieved;

and 3, step 3: three insulation support 30 is respectively sleeved on the wire harness and the electromagnetic wire outside the three jacks, the phenomenon of short circuit caused by connection of the wire rubber and the electromagnetic wire due to damage of the wire rubber and the electromagnetic wire when the fixing clamp 20 is fixed is avoided, then the clamping part 21 of the fixing clamp is sleeved on the support arm 12 and the insulation support 30, the insulation support 30 is clamped by the clamping part, finally the fixing part 22 of the fixing clamp is locked by a fixing bolt, and the inserting box with the assembled wire harness is fixed on the iron core of the motor stator, as shown in fig. 2, the whole assembling operation is completed.

It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the present application, and these changes and modifications are all within the scope of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.

Claims

1. The utility model provides a novel insulating sealed box of inserting which characterized in that: including box body (10) and fixation clamp (20), be equipped with a plurality of spaced jack (11) each other in box body (10), just the upper surface of box body (10) extends along axial direction and forms support arm (12), be equipped with a plurality of spaced slot (13) each other on support arm (12), during the installation, insert electromagnetic wire (41) and pencil wire (42) jack (11), just the part that electromagnetic wire (41) and pencil wire (42) stretch out jack (11) is arranged in slot (13), fixation clamp (20) are arranged in electromagnetic wire (41) and pencil wire (42) in fixation slot (13), insert the box and pass through fixation clamp (20) are fixed in on the motor stator.

2. The novel insulating sealed insert box of claim 1, wherein: insulating sleeve (30) are located to the part cover that magnet wire (41) and pencil wire (42) stretch out jack (11), insulating sleeve (30) support lean on in slot (13) work as magnet wire (41) and pencil wire (42) insert behind jack (11), inject the silica gel of high temperature resistant machine oil in jack (11), form behind the silica gel solidification and seal colloid (40) and will jack (11) are sealed completely.

3. The novel insulating sealed insert box of claim 1, characterized in that: the jacks (11) are in one-to-one correspondence with the slots (13), and the corresponding jacks (11) are communicated with the slots (13).

4. The novel insulating sealed insert box of claim 1, characterized in that: the cross section of box body (10) is long round hole form, jack (11) are circular structure, separate each other through jube (14) between a plurality of jacks (11), support arm (12) along the lateral wall of box body extends and forms, separates through parting bead (15) between a plurality of slots (13).

5. The novel insulating sealed insert box of claim 1, characterized in that: fixation clamp (20) are equipped with the mounting hole including fixed connection's clamping part (21) and fixed part (22) on fixed part (22), support arm (12) and with electromagnetic wire (41) and pencil wire (42) clamp tightly on the support arm are located in clamping part (21) cover, fixed part (22) utilize fixing stud to wear to locate in the mounting hole and with the plug box is fixed in on the motor stator.

6. The novel insulating sealed insert box of claim 5, wherein: the slot (13) is located the front of support arm (12), the back of support arm (12) is equipped with recess (16), clamping part (21) card is gone into in recess (16), the width more than or equal to of recess (16) the width of clamping part (21).