CN212900020U

CN212900020U - Automobile high-pressure oil pump coil

Info

Publication number: CN212900020U
Application number: CN202021840525.3U
Authority: CN
Inventors: 张燊
Original assignee: Ningbo Jufeng Gaoke Electric Appliance Co ltd
Current assignee: Ningbo Jufeng Gaoke Electric Appliance Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-06
Anticipated expiration: 2030-08-28

Abstract

The utility model belongs to the technical field of solenoid, concretely relates to car high-pressure oil pump coil, which comprises a frame, the upper end of skeleton inner wall is provided with the location step, the upper end of skeleton is provided with first protruding muscle, the lower extreme of skeleton is provided with the protruding muscle of second, the outer wall of skeleton is provided with first annular step groove, the outer wall of skeleton is provided with the annular step groove of second, the inside contact in first annular step groove and the annular step groove of second has the enameled wire, the cavity passageway has been seted up to the inside of skeleton. The utility model discloses a be provided with first cyclic annular step groove and the cyclic annular step groove of second at the outer wall of skeleton, make under the prerequisite that skeleton axial dimension does not increase like this, effectively increased the winding space of enameled wire for the enameled wire is whole to be more around establishing the number of turns, and also enameled wire length is longer, has ensured that the size of electromagnetic force satisfies the user demand.

Description

Automobile high-pressure oil pump coil

Technical Field

The utility model relates to an electromagnetic coil technical field specifically is an automobile high-pressure oil pump coil.

Background

The electromagnetic valve is a common pneumatic element of a high-pressure oil pump coil of an automobile, is widely applied in various industries, and is well known by the public. For example, in an oil line system of an automobile, it is necessary to control the opening and closing of a pipe by means of a solenoid valve. The electromagnetic coil is one of the main components of the electromagnetic valve pilot head, is connected with a power supply, and can generate electromagnetic force to control the movement of the movable iron core in the electromagnetic pilot head through self power on/off so as to control the opening and closing of the electromagnetic valve.

Among the prior art at present, because the skeleton sets up unreasonablely, it is limited to lead to the enameled wire to wind and establish the number of turns, and the size of electromagnetic force depends on the number of turns of enameled wire, want to obtain great electromagnetic force, then need increase the size of skeleton, increase the enameled wire number of turns with this, nevertheless to the solenoid valve that is used for car oil piping system, owing to receive installation space's restriction, the unable suitable for of this kind of mode of increase skeleton size, and the unobstructed straight tube-shape of hollow channel of coil, when being connected with the cooperation of magnetism isolating pipe, can't carry out effective positioning, lead to in the use, appear rocking easily because of the car operation is jolted, influence working property and life. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car high-pressure oil pump coil has solved the enameled wire and has set up the problem that the number of turns is limited and can't carry out effective location to the magnet tube.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automobile high-pressure oil pump coil, includes the skeleton, the upper end of skeleton inner wall is provided with the location step, the upper end of skeleton is provided with first protruding muscle, the lower extreme of skeleton is provided with the protruding muscle of second, the outer wall of skeleton is provided with first annular step groove, the outer wall of skeleton is provided with the annular step groove of second, the inside contact in first annular step groove and the annular step groove of second has the enameled wire, the cavity passageway has been seted up to the inside of skeleton, the outside of skeleton has the package to mould plastics through the cladding of moulding plastics, the left side fixedly connected with extension of moulding plastics of package, the notch has been seted up to the inside of extension, be provided with the wiring mouth in the notch, binding post is installed in the left side of.

Preferably, the framework is of a hollow cylindrical structure.

Preferably, the first rib has an annular structure.

Preferably, the plastic-coated outer part is fixedly connected with a shell.

Preferably, a projection is fixedly connected to the outside of the extension part.

Preferably, the connecting terminal is electrically connected with the enameled wire.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a be provided with first cyclic annular step groove and the cyclic annular step groove of second at the outer wall of skeleton, make under the prerequisite that skeleton axial dimension does not increase like this, effectively increased the winding space of enameled wire for the enameled wire is whole to be more around establishing the number of turns, and also enameled wire length is longer, has ensured that the size of electromagnetic force satisfies the user demand.

2. The utility model discloses an inner wall of skeleton is provided with the location step, and is corresponding, and the magnetism isolating pipe supporting with it also sets up step portion, and after magnetism isolating pipe inserted the cavity passageway, magnetism isolating pipe's step portion and this location step cooperation constitute the axial spacing, can ensure the steadiness of installation like this, can not appear rocking, have ensured its working property and life.

Drawings

FIG. 1 is a cross-sectional view of the framework of the present invention;

FIG. 2 is a cross-sectional view of the plastic-coated article of the present invention;

fig. 3 is a schematic structural view of an enameled wire of the present invention;

fig. 4 is a front view of the connection terminal of the present invention;

fig. 5 is a schematic structural diagram of the present invention.

In the figure: 1. a framework; 2. positioning a step; 3. a first rib; 4. a second rib; 5. a first annular step groove; 6. a second annular step groove; 7. a hollow channel; 8. plastic coating; 9. a housing; 10. an extension portion; 11. a bump; 12. a notch; 13. a wiring port; 14. enamelled wires; 15. and a terminal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, an automobile high-pressure oil pump coil comprises a framework 1, wherein a positioning step 2 is arranged at the upper end of the inner wall of the framework 1, a first convex rib 3 is arranged at the upper end of the framework 1, a second convex rib 4 is arranged at the lower end of the framework 1, a first annular step groove 5 is arranged on the outer wall of the framework 1, a second annular step groove 6 is arranged on the outer wall of the framework 1, enameled wires 14 are contacted with the inside of the first annular step groove 5 and the second annular step groove 6, a hollow channel 7 is arranged inside the framework 1, a plastic-coated 8 is coated outside the framework 1 through injection molding, an extension portion 10 is fixedly connected to the left side of the plastic-coated 8, a notch 12 is formed inside the extension portion 10, a wiring port 13 is arranged in the notch 12, and a wiring terminal.

Referring to fig. 1 and 5, the frame 1 is a hollow cylindrical structure. By the design of the skeleton 1, a hollow passage 7 is formed inside.

Referring to fig. 2 and 5, the first ribs 3 are annular structures. Through the design of first protruding muscle 3 for the back of moulding plastics, skeleton 1 and package mould and be connected more closely between 8, and the ring structure makes skeleton 1 and package mould and form the seal structure of similar labyrinth between 8, like this, has also effectively played waterproof effect.

Referring to fig. 2 and 5, the outer portion of the plastic-coated 8 is fixedly connected with a housing 9, and the housing 9 is made of aluminum product material.

Referring to fig. 2 and 5, a bump 11 is fixedly connected to an outer portion of the extension portion 10. By the design of the extension part 10, the wire connecting terminal 15 is covered therein, and the wire connecting terminal 15 is effectively protected.

Referring to fig. 5, the connection terminal 15 is electrically connected to the enameled wire 14. The enameled wire 14 can be electrically connected with a control power source through the design of the connection terminal 15.

The utility model discloses the concrete implementation process as follows: when in use, the enameled wire 14 is wound on the first annular step groove 5 and the second annular step groove 6 arranged on the outer wall of the framework 1, and through the design of the first annular step groove 5 and the second annular step groove 6, the winding space of the enameled wire 14 is effectively increased on the premise that the axial size of the framework 1 is not increased, so that the number of turns of the whole wound enameled wire 14 is more, namely the enameled wire 14 is longer, the electromagnetic force is ensured to meet the use requirement, the framework 1 is in a hollow cylindrical structure, a hollow channel 7 is formed inside the framework 1, the enameled wire 14 is wound behind the framework 1, the exterior of the framework 1 and the enameled wire 14 are coated with plastic 8 in an injection molding mode, a connecting terminal 15 is arranged on the framework 1, the connecting terminal 15 is electrically connected with the enameled wire 14, when in installation, the electromagnetic coil is installed on the magnetism isolating pipe of the leading head through the hollow channel 7 and is electrically connected with a control power supply, the inner wall of the framework 1 is provided with a positioning step 2, correspondingly, the magnetism isolating pipe matched with the framework is also provided with a step part, when the magnetism isolating pipe is inserted into the hollow channel 7, the step part of the magnetism isolating pipe is matched with the positioning step 2 to form axial limit, thus ensuring the installation stability without shaking, the upper end and the lower end of the framework 1 are both provided with a first convex rib 3 and a second convex rib 4 which are both in annular structures, the first convex rib 3 and the second convex rib 4 are arranged, so that the connection between the framework 1 and the plastic-coated 8 is tighter after injection molding, and the annular structures of the first convex rib 3 and the second convex rib 4 enable a labyrinth-like sealing structure to be formed between the framework 1 and the plastic-coated 8, thus effectively playing a role of water prevention, an extension part 10 extends transversely at the end part of the plastic coating 8, so that the wiring terminal 15 is coated in the extension part, and the protection effect on the wiring terminal 15 is effectively achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile high-pressure oil pump coil, includes skeleton (1), its characterized in that: the upper end of the inner wall of the framework (1) is provided with a positioning step (2), the upper end of the framework (1) is provided with a first convex rib (3), the lower end of the framework (1) is provided with a second convex rib (4), the outer wall of the framework (1) is provided with a first annular step groove (5), a second annular step groove (6) is formed in the outer wall of the framework (1), enameled wires (14) are contacted with the inner parts of the first annular step groove (5) and the second annular step groove (6), a hollow channel (7) is arranged inside the framework (1), the exterior of the framework (1) is coated with a plastic coating (8) through injection molding, an extension part (10) is fixedly connected to the left side of the plastic-coated part (8), a notch (12) is formed in the extension part (10), be provided with wiring mouth (13) in notch (12), binding post (15) are installed in the left side of wiring mouth (13).

2. The automotive high-pressure oil pump coil as set forth in claim 1, characterized in that: the framework (1) is of a hollow cylindrical structure.

3. The automotive high-pressure oil pump coil as set forth in claim 1, characterized in that: the first convex rib (3) is of an annular structure.

4. The automotive high-pressure oil pump coil as set forth in claim 1, characterized in that: the outer part of the plastic-coated part (8) is fixedly connected with a shell (9).

5. The automotive high-pressure oil pump coil as set forth in claim 1, characterized in that: the outside of the extension part (10) is fixedly connected with a lug (11).

6. The automotive high-pressure oil pump coil as set forth in claim 1, characterized in that: the connecting terminal (15) is electrically connected with the enameled wire (14).