Starter stator housing sealing structure
Technical Field
The utility model relates to the field of starters, in particular to a starter stator shell sealing structure.
Background
The starter is also called a motor, converts the electric energy of the storage battery into mechanical energy, drives the flywheel of the engine to rotate so as to realize the starting of the engine, and is divided into a direct current starter, a gasoline starter, a compressed air starter and the like according to the working principle.
In the prior art, when the stator housing is connected with the end cover and the rear cover by using the bolts, the threaded connection holes on the stator housing are required to be corresponding to the threaded connection holes on the end cover and the rear cover, but because the stator housing, the end cover and the rear cover do not have a good positioning structure, a certain time is required to be wasted in the process of aligning the connection holes, so that the efficiency of connection work is reduced, and after the stator housing, the end cover and the rear cover are connected together, the stator housing, the end cover and the rear cover also do not have a good sealing structure, external dust can be led to enter the stator housing through gaps among the stator housing, the end cover and the rear cover and be adsorbed on the starter, so that the heat dissipation effect of the starter is affected, and the starter is possibly overheated to be in a short circuit condition, so that the stator housing sealing structure of the starter is required.
Disclosure of utility model
The utility model aims to at least solve one of the technical problems in the prior art, and provides a stator shell sealing structure of a starter, when the stator shell, a rear shell and an end shell are required to be connected through the arrangement of a plug rod and a slot, a connecting hole and a connecting hole can be communicated through the plug rod inserted into the slot, so that the positioning between the connecting hole and the connecting hole is realized, the convenience and the rapidness are realized, the efficiency of connecting work is further improved, the sealing effect after the stator shell, the rear shell and the end shell are connected can be improved through the arrangement of a sealing ring, dust in the outside air is prevented from entering the stator shell through gaps among the stator shell, the rear shell and the end shell, the heat dissipation effect of the starter is prevented from being influenced, and the situation that the starter is excessively short-circuited due to the attachment of dust is avoided.
The utility model also provides a sealing structure of the starter stator shell, which comprises a stator shell, a rear shell and an end shell, wherein the outer surface of the stator shell is fixedly connected with two second connecting rings, the outer surfaces of the rear shell and the end shell are fixedly connected with first connecting rings, the outer surfaces of the two first connecting rings are fixedly connected with a plurality of fixing blocks, the outer surfaces of the two second connecting rings are fixedly connected with a plurality of positioning blocks, the side surfaces of the fixing blocks are fixedly connected with inserting rods, the positioning blocks are provided with slots, and the outer surfaces of the inserting rods are movably connected with the slots.
The outer surface fixedly connected with a plurality of first connecting blocks of first go-between, the surface fixedly connected with a plurality of second connecting blocks of second go-between, corresponding first connecting block has same bolt with the internal surface threaded connection of second connecting block, the side surface fixedly connected with sealing washer of first go-between.
According to the starter stator housing sealing structure, the second connecting block is provided with a connecting hole, the outer surface of the bolt is in threaded connection with the connecting hole, and the bolt is conveniently taken out of the connecting hole.
According to the starter stator housing sealing structure, the first connecting block is provided with a connecting hole, the outer surface of the bolt is in threaded connection with the connecting hole, and the bolt is conveniently taken out of the connecting hole.
According to the starter stator housing sealing structure, the second connecting ring is provided with the limiting groove, the outer surface of the sealing ring is movably connected with the limiting groove, and the sealing ring is conveniently taken out of the limiting groove.
According to the starter stator housing sealing structure, the side surface of the sealing ring is in contact with the stator housing, the side surface of the first connecting ring is in contact with the second connecting ring, and the sealing effect of the stator housing, the end housing and the rear housing after being connected is improved.
According to the starter stator housing sealing structure, the side surface of the rear housing is in contact with the stator housing, and the side surface of the end housing is in contact with the stator housing.
According to the starter stator housing sealing structure, the side surface of the fixing block is in contact with the positioning block, and the side surface of the first connecting block is in contact with the second connecting block.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is an overall block diagram of a starter stator housing seal arrangement in accordance with the present utility model;
FIG. 2 is a schematic view of a cross-sectional portion of a stator housing of a starter stator housing seal arrangement in accordance with the present utility model;
FIG. 3 is a schematic view of an enlarged portion of the starter stator housing seal arrangement of FIG. 2 in accordance with the present utility model;
Fig. 4 is a schematic structural view of a bolt cross-sectional portion of a stator housing seal arrangement for a starter according to the present utility model.
Legend description:
1. The stator comprises a stator shell, a rear shell, a 3 end shell, a 4 first connecting ring, a 5 second connecting ring, a 6 fixed block, a 7 positioning block, a 8 inserting rod, a 9 inserting groove, a 10 first connecting block, a 11 second connecting block, a 12 bolt, a 13 connecting hole, a 14 connecting hole, a 15 sealing ring, a 16 limiting groove.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-4, the stator housing sealing structure of the starter according to the embodiment of the utility model comprises a stator housing 1, a rear housing 2 and an end housing 3, wherein two second connecting rings 5 are fixedly connected to the outer surface of the stator housing 1, first connecting rings 4 are fixedly connected to the outer surfaces of the rear housing 2 and the end housing 3, a plurality of fixing blocks 6 are fixedly connected to the outer surfaces of the two first connecting rings 4, a plurality of positioning blocks 7 are fixedly connected to the outer surfaces of the two second connecting rings 5, side surfaces of the fixing blocks 6 are contacted with the positioning blocks 7, inserting rods 8 are fixedly connected to the side surfaces of the fixing blocks 6, inserting grooves 9 are formed in the positioning blocks 7, the outer surfaces of the inserting rods 8 are movably connected with the inserting grooves 9, the side surfaces of the first connecting rings 4 are contacted with the second connecting rings 5, the side surfaces of the rear housing 2 are contacted with the stator housing 1, and the side surfaces of the end housing 3 are contacted with the stator housing 1.
The outer surface fixedly connected with a plurality of first connecting blocks 10 of first go-between 4, the outer surface fixedly connected with a plurality of second connecting blocks 11 of second go-between 5, the corresponding first connecting block 10 and the internal surface threaded connection of second connecting block 11 have same bolt 12, the side surface fixedly connected with sealing washer 15 of first go-between 4, connecting hole 13 has been seted up on the second connecting block 11, the surface and the connecting hole 13 threaded connection of bolt 12, connecting hole 14 has been seted up on the first connecting block 10, the surface and the connecting hole 14 threaded connection of bolt 12, the spacing groove 16 has been seted up on the second connecting ring 5, the surface and the spacing groove 16 swing joint of sealing washer 15, the side surface and the second connecting block 11 of first connecting block 10 contact, the side surface and the stator casing 1 of sealing washer 15 contact.
The working principle is that the bolts 12 can be taken out from the connecting holes 13 and the connecting holes 14 by using a screwdriver, so that the connection between the stator housing 1, the rear housing 2 and the end housing 3 can be released, the stator housing 1, the rear housing 2 and the end housing 3 can be separated, when the connection between the stator housing 1, the rear housing 2 and the end housing 3 is required, the fixing blocks 6 and the inserting rods 8 on the rear housing 2 and the end housing 3 are inserted opposite to the inserting grooves 9 on the positioning blocks 7, the sealing rings 15 on the first connecting ring 4 are inserted opposite to the limiting grooves 16 on the second connecting ring 5, after the inserting rods 8 are inserted into the inserting grooves 9, the preliminary connection between the stator housing 1, the rear housing 2 and the end housing 3 can be realized, meanwhile, the connecting holes 13 on the second connecting block 11 correspond to the connecting holes 14 on the first connecting block 10, then the bolts 12 are reversely rotated opposite to the connecting holes 13 by using the screwdriver, the fixing holes 13 and the connecting holes 14 can be realized, the sealing rings 15 on the first connecting ring 4 are inserted into the limiting grooves 16 on the second connecting ring 5, and the stator housing 1, the end housing 2 and the end housing 3 can be further lifted, and the dust can be prevented from entering the outer side of the stator housing 1 and the housing 3, and the outer housing 2 can be simultaneously sealed, and the end housing 1 and the end housing 3 can be simultaneously connected with the stator housing 1 and the end housing 2 and the end housing 3.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.