Vehicle flow control valve coil

Abstract

The utility model belongs to the technical field of vehicle flow control valve coils, and discloses a vehicle flow control valve coil, which comprises an enameled coil, a coil rack and a plastic-coated shell, the plastic-coated shell is manufactured by injection molding and comprises a socket part and a wrapping part which are integrally formed, the enameled coil is wound outside the coil rack, and the wrapping part is wound outside the enameled coil. The bottom of the coil rack is connected with two pins in an inserted mode, the two pins are in an L shape and are mirror image parts of each other, the coil assembly is good in sealing performance, the waterproof and dustproof requirements of IP6K9 can be met, and the wading cross-country requirement of an existing vehicle is met; the coil assembly adopts a plastic coating mode to dissipate heat and conduct heat quickly, temperature rise is low, the size is small, and the product structure is simple; secondly, the wire clamping wing plate of the contact pin is of a dovetail isosceles trapezoid structure, so that automatic production and welding are facilitated; meanwhile, the coil rack adopts a wiring trough structure, so that automatic winding and wiring are facilitated; and two sides of the coil rack are tangent planes to facilitate automatic tool positioning.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of vehicle flow control valve coil, specifically relates to a vehicle flow control valve coil. BACKGROUND

[0002] The coil is installed on the power module of the electric automobile, and it can suck the valve core on the cooling liquid road to control the opening of the valve, control the flow of the pipeline cooling medium and cool the transmission.

[0003] However, in the existing control coil structure, due to the design problem of its own structure, the flow line processing production and the waterproof performance of the product are affected, therefore, it is urgent for the technical personnel in the field to upgrade and optimize the related structure for such problems to maintain the progressiveness and advanced nature of the related technical field. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a vehicle flow control valve coil, which aims at solving the above technical problems existing in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A vehicle flow control valve coil, comprising an enameled coil and a coil holder, further comprising a plastic-coated shell, the plastic-coated shell is made by injection molding, the plastic-coated shell comprises an integrally formed socket part and a wrapping part, the enameled coil is wound on the outside of the coil holder, two insertion pins are inserted into the bottom of the coil holder, the two insertion pins are L-shaped and mirror images of each other, the two ends of the enameled wire are folded to the back of the coil holder and are respectively welded to the wire clamping wings of the two insertion pins after being pressed, the wrapping part is wrapped on the outside of the coil holder, the socket part is arranged on the outside of the insertion pin, and two heat conduction grooves are arranged side by side near the rear of the socket part.

[0007] In a preferred embodiment of the utility model, the coil holder comprises an I-shaped tube with a hollow interior and open ends, the enameled coil is wound on the outside of the I-shaped tube, and a clearance groove is formed on one side of the back of the front end of the I-shaped tube, and the winding starting end of the enameled coil is located in the clearance groove.

[0008] In a preferred embodiment of the utility model, the rear end of the I-shaped tube is respectively located in the clearance groove, a wire routing groove is arranged on the back of the rear end of the I-shaped tube, and the enameled wire is welded to the two insertion pins by being folded and passing through the wire routing groove.

[0009] In a preferred embodiment of the utility model, a wire clamping groove is arranged on the top of the front end of the I-shaped tube and is respectively close to the left and right sides of the wire routing groove, and one end of the enameled coil is clamped in the wire clamping groove.

[0010] In a preferred embodiment of the utility model, the four sides of the front and rear ends of the I-shaped cylinder are provided with glue locking grooves.

[0011] In a preferred embodiment of the utility model, the vertical side of the pin is provided with a plug-in part, the top of one side of the plug-in part is provided with a wire clamping wing plate, and the wire clamping wing plate is isosceles trapezoidal.

[0012] In a preferred embodiment of the utility model, a plurality of ratchets are provided at the left and right sides of the plug-in part and close to the bottom, the top of the front end of the I-shaped cylinder is provided with two plug-in grooves side by side, and the plug-in part is plugged into the plug-in grooves and fixed in the plug-in grooves through the ratchets.

[0013] The utility model has the advantages of:

[0014] The utility model discloses a coil assembly, which has good sealing performance, can meet the waterproof and dustproof requirements of IP6K9, meets the requirements of water crossing and off-road driving of current vehicles, adopts a plastic packaging mode, has fast heat dissipation and heat conduction, low temperature rise, small size and simple product structure.

[0015] Secondly, the wire clamping wing plate of the pin adopts the structure of isosceles trapezoidal dovetail, which facilitates automatic production welding; meanwhile, the coil holder adopts a wire groove structure, which facilitates automatic winding and wiring; the two sides of the coil holder are cut, which facilitates automatic tool positioning.

[0016] In addition, the accommodation groove is arranged on the I-shaped cylinder, which provides space for the initially wound enameled wire and prevents the enameled film from being scratched due to high-speed rotation. DRAWINGS

[0017] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is a whole sectional three-dimensional structure schematic view of the utility model;

[0019] Figure 3 It is a three-dimensional explosion structure schematic view of the utility model;

[0020] Figure 4 It is a three-dimensional structure schematic view of the coil holder;

[0021] Figure 5 It is a three-dimensional structure schematic view of the pin.

[0022] The reference signs are as follows: 1, plastic packaging shell; 101, socket part; 102, wrapping part; 103, heat conduction groove; 2, pin; 201, ratchet; 202, wire clamping wing plate; 3, coil holder; 301, I-shaped cylinder; 302, glue locking groove; 303, wire clamping groove; 304, plug-in groove; 305, wiring groove; 306, accommodation groove; 4, enameled coil. Detailed Implementation

[0023] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the present utility model will be briefly introduced below in conjunction with the accompanying drawings and descriptions of the embodiments or the prior art. Obviously, the following description of the structure of the accompanying drawings is only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. It should be noted that the description of these embodiments is used to help understand this utility model, but does not constitute a limitation on this utility model.

[0024] Example:

[0025] like Figures 1-5 As shown, this embodiment provides a vehicle flow control valve coil, including an enameled coil 4 and a coil frame 3, and a plastic-coated shell 1. The plastic-coated shell 1 is made by injection molding and includes an integrally formed socket part 101 and a wrapping part 102. The enameled coil 4 is wound around the outside of the coil frame 3. Two pins 2 are inserted into the bottom of the coil frame 3. The two pins 2 are L-shaped and mirror images of each other. The two ends of the enameled wire are folded to the back of the coil frame 3 and are press-fitted and then welded to the wire clamping wing plates 202 of the two pins 2. The wrapping part 102 wraps around the outside of the coil frame 3. The socket part 101 covers the outside of the pins 2. Two heat-conducting grooves 103 are arranged side by side near the rear of the socket part 101.

[0026] Specifically, such as Figures 1-3 As shown, this coil is installed in the power module of an electric vehicle. It can attract the valve core on the coolant circuit to control the valve opening and control the flow rate of the cooling medium in the pipeline, thereby cooling the transmission.

[0027] The assembly process of this coil is as follows:

[0028] 1. Assemble the coil frame 3 and the pins 2 on the left and right sides into a coil frame 3 sub-assembly by riveting.

[0029] 2. The enameled coil 4 and coil frame 3 are assembled into coil sub-components by means of winding, welding and bending.

[0030] 3. The coil components and plastic-coated particles are wrapped in a plastic-coated shell 1 by injection molding to form a coil assembly.

[0031] In a preferred embodiment of the present invention, the coil frame 3 further includes an I-shaped tube 301 with an internal hollow structure and open ends. The enameled coil 4 is wound around the outside of the I-shaped tube 301. A relief groove 306 is provided on one side of the back of the front end of the I-shaped tube 301, and the starting end of the winding of the enameled coil 4 is located in the relief groove 306.

[0032] The coil assembly has good sealing performance, can meet the waterproof and dustproof requirements of IP6K9, and meets the requirements of wading and off-road of the present vehicle.

[0033] In a preferred embodiment of the utility model, further, the rear end of the I-shaped cylinder 301 and respectively at the back of the rear end of the I-shaped cylinder 301 are provided with a wiring slot 305, and the enameled wire is welded with the two pins 2 by being folded and passing through the wiring slot 305 respectively.

[0034] In a preferred embodiment of the utility model, further, the top of the front end of the I-shaped cylinder 301 and respectively near the left and right sides of the wiring slot 305 are provided with a wire clamping groove 303, and one end of the enameled coil 4 is clamped in the wire clamping groove 303.

[0035] In a preferred embodiment of the utility model, further, the periphery of the front and rear ends of the I-shaped cylinder 301 is provided with a glue locking groove 302, and the glue locking groove 302 can be completely clamped with the plastic coated shell 1 to prevent the plastic coated shell 1 from falling off after injection molding.

[0036] In a preferred embodiment of the utility model, further, the vertical edge of the pin 2 is provided as a plug-in part, the top of one side of the plug-in part is provided with a wire clamping wing plate 202, and the wire clamping wing plate 202 is isosceles trapezoidal.

[0037] In a preferred embodiment of the utility model, further, a plurality of ratchets 201 are provided at the left and right sides of the plug-in part and near the bottom, the top of the front end of the I-shaped cylinder 301 is provided with two plug-in grooves 304 side by side, and the plug-in part is inserted into the plug-in groove 304 and clamped and fixed in the inside through the ratchets 201.

[0038] Specifically, Figures 4-5 As shown, the wire clamping wing plate 202 of the pin 2 adopts the dovetail isosceles trapezoidal structure, which facilitates automatic production welding; at the same time, the coil holder 3 adopts the wire groove structure to facilitate automatic winding and wiring; the two sides of the coil holder 3 are cut to facilitate automatic tool positioning; in addition, the accommodation groove 306 is arranged on the I-shaped cylinder 301 to provide space for the initially wound enameled wire during winding, preventing the enameled film from being scratched by high-speed rotation.

[0039] Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not used to limit the protection scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model shall be included in the protection scope of the utility model.

Claims

1. An automotive flow control valve coil comprising an enameled coil (4) and a coil holder (3), characterized in that, Also include plastic shell (1), the plastic shell (1) is made by injection molding, the plastic shell (1) includes integrally formed socket part (101) and wrapping part (102), the enameled coil (4) is wound on the outside of the coil holder (3), the bottom of the coil holder (3) is inserted with two pins (2), two pins (2) are L-shaped and mirror images, two ends of the enameled wire are folded to the back of the coil holder (3) and are respectively welded with the wire clamping wing plate (202) of two pins (2) after being pressed, the wrapping part (102) is wrapped on the outside of the coil holder (3), the socket part (101) is provided with two heat conduction grooves (103) side by side near the rear.

2. The flow control valve coil for automotive use according to claim 1, characterized by The coil holder (3) includes an I-tube (301) with a hollow inside and open ends, the enameled coil (4) is wound on the outside of the I-tube (301), a side of the back of the front end of the I-tube (301) is provided with a clearance slot (306), and the winding start end of the enameled coil (4) is located in the clearance slot (306).

3. The flow control valve coil for automotive use according to claim 2, characterized by The back of the rear end of the I-tube (301) is provided with a wire routing groove (305), and the enameled wire is folded and passes through the wire routing groove (305) and is welded with two pins (2) respectively.

4. The flow control valve coil for automotive use according to claim 3, characterized by The top of the front end of the I-tube (301) and near the left and right sides of the wire routing groove (305) are respectively provided with a wire clamping groove (303), and one end of the enameled coil (4) is clamped in the wire clamping groove (303).

5. The flow control valve coil for automotive use according to claim 4, characterized in that, The I-tube (301) is provided with a glue locking groove (302) around the front and rear ends.

6. The flow control valve coil for automotive use according to claim 2, characterized by The vertical edge of the pin (2) is provided as a plug-in part, the top of one side of the plug-in part is provided with a wire clamping wing plate (202), and the wire clamping wing plate (202) is isosceles trapezoidal.

7. The flow control valve coil for automotive use according to claim 6, characterized in that, The left and right sides of the plug-in part and near the bottom are provided with a plurality of ratchet teeth (201) at equal intervals, the top of the front end of the I-tube (301) is provided with two plug-in grooves (304) side by side, the plug-in part is inserted into the plug-in grooves (304) and is clamped and fixed in the plug-in grooves (304) through the ratchet teeth (201).

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