Network transformer shell

Abstract

The utility model discloses a network transformer shell which comprises a base frame provided with a bearing table; the cover body comprises a connecting part and a shielding part, the connecting part and the shielding part are integrally formed, the connecting part is connected to the bearing table, an opening with a preset distance is formed between the shielding part and one end of the base frame, and the opening extends in the horizontal direction; the pins are arranged on the two opposite side walls of the base frame in the front-back direction. The cover body comprises a connecting part and a shielding part, the connecting part is used for being connected with the bearing table, the shielding part is used for shielding an opening in one end of the base frame, the cover body can play a role in covering and can also play roles in ventilation and heat dissipation in the presence of the opening, and in addition, the connecting part of the cover body and the bearing table are integrated through injection molding in an injection molding mode, so that the service life of the cover body is prolonged. Therefore, the cover body does not need to be additionally connected with the base frame through a buckle, and the risk that the cover connected through the buckle is loosened during vibration is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of network transformers, in particular to a network transformer housing. Background Art

[0002] The network transformer needs to be equipped with a cover on the base frame. In the past, a cover with a lock was connected to the base frame by a snap. However, there is a risk of the cover being loosened during vibration. In addition, the closed cover makes it difficult to dissipate heat from the internal coil. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a network transformer housing, which can prevent the cover of the snap connection from loosening during vibration and can also increase heat dissipation.

[0004] According to the first aspect of the utility model, a network transformer housing includes: a base frame provided with a bearing platform; a cover body including a connecting portion and a shielding portion, the connecting portion and the shielding portion are integrally formed, the connecting portion is connected to the bearing platform, an opening with a predetermined spacing is provided between the shielding portion and one end of the base frame, and the opening extends in a horizontal direction; pins, the base frame is provided with the pins on both side walls opposite to each other in the front-to-back direction.

[0005] A network transformer housing according to an embodiment of the utility model has at least the following beneficial effects: the cover body includes a connecting portion and a shielding portion, the connecting portion is used to connect the bearing platform, and the shielding portion is used to shield an opening at one end of the base frame. The cover body can serve as a cover and can also play a role of ventilation and heat dissipation in the presence of the opening. In addition, the connecting portion of the cover body and the bearing platform are injection molded as one body by injection molding, so that the cover body does not need additional snap-fit ​​connection to the base frame, avoiding the risk of the snap-fitted cover loosening during vibration.

[0006] According to some embodiments of the utility model, a recess is provided at the junction of adjacent side walls of the base frame, and the recess serves as a guide. When cooperating with the columns on the circuit board, the base frame can be guided for installation, and the base frame can also be positioned in the horizontal direction to avoid displacement of the base frame after installation.

[0007] According to some embodiments of the present invention, a plurality of the pins are provided, and the plurality of the pins are symmetrically distributed about a center line in the front-to-back direction of the base frame.

[0008] According to some embodiments of the present invention, one end of the pin extends into the base frame, the other end of the pin protrudes out of the base frame, and the other end of the pin is bent to form a contact portion.

[0009] According to some embodiments of the present invention, a shielding layer is embedded in the base frame, and the shielding layer can shield the interference of external signals on the coil in the base frame.

[0010] According to some embodiments of the present invention, the shielding layer includes a metal sheet or a metal mesh.

[0011] According to some embodiments of the present invention, a guide groove is provided on one side of the shielding portion close to the base frame.

[0012] According to some embodiments of the utility model, a clamping block is further included, wherein the clamping block is arranged on the inner wall of the base frame, the clamping block is used to clamp the coil, and the clamping block is arranged to stop the coil.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0015] Figure 1 A schematic diagram of a network transformer housing according to an embodiment of the utility model;

[0016] Figure 2 for Figure 1 An exploded view of the network transformer housing is shown;

[0017] Figure 3 for Figure 1 The schematic diagram of the structure of the network transformer housing from an upward angle is shown;

[0018] Figure 4 for Figure 1 A left side view of the network transformer housing is shown;

[0019] Figure 5 for Figure 1 A cross-sectional view of a network transformer housing is shown.

[0020] Base frame 100, carrying platform 110, recess 120, shielding layer 130;

[0021] Cover body 200, connecting portion 210, shielding portion 220, guide groove 221;

[0022] Pin 300, contact portion 310;

[0023] Opening 400 and block 500 . DETAILED DESCRIPTION

[0024] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0025] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the description of the present utility model, the meaning of "several" is one or more, the meaning of "more" is two or more, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0027] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0028] Reference Figures 1 to 5A network transformer housing includes: a base frame 100, which is provided with a bearing platform 110; a cover body 200, including a connecting portion 210 and a shielding portion 220, the connecting portion 210 and the shielding portion 220 are integrally formed, the connecting portion 210 is connected to the bearing platform 110, and an opening 400 with a predetermined spacing is provided between the shielding portion 220 and one end of the base frame 100, and the opening 400 extends in the horizontal direction; pins 300, and the base frame 100 is provided with pins 300 on both opposite side walls in the front and rear directions. The cover body 200 includes a connecting portion 210 and a shielding portion 220. The connecting portion 210 is used to connect the support platform 110, and the shielding portion 220 is used to shield an opening at one end of the base frame 100. The cover body 200 can not only serve as a cover, but also play a role in ventilation and heat dissipation under the presence of the opening 400. In addition, the connecting portion 210 of the cover body 200 and the support platform 110 are injection molded as one body by injection molding, so that the cover body 200 does not need to be additionally snap-connected to the base frame 100, avoiding the risk of the snap-connected cover being loosened during vibration. It should be noted that there are two sliders, which are slidably arranged at one end of the base frame 100, and the two sliders slide toward each other to encapsulate the opening 400 at one end of the base frame 100. It should be noted that the network transformer is composed of a network transformer housing and a coil, the coil is housed in a base frame 100, the leads of the coil are welded or wound around the pins 300, and the coil is relied upon to achieve electrical effects such as voltage transformation or filtering. The coil and how it is connected and set are common technologies in the field.

[0029] In some embodiments, a recess 120 is provided at the junction of adjacent side walls of the base frame 100. The recess 120 serves as a guide and can guide the installation of the base frame 100 when matched with the columns on the circuit board. It can also position the base frame 100 in the horizontal direction to avoid displacement of the base frame 100 after installation.

[0030] In some embodiments, a plurality of pins 300 are provided, and the plurality of pins 300 are symmetrically distributed about a center line of the front-to-back direction of the base frame 100 .

[0031] In some embodiments, one end of the pin 300 extends into the base frame 100, and the other end of the pin 300 protrudes out of the base frame 100. The other end of the pin 300 is bent to form a contact portion 310. It can be understood that one end of the pin 300 is used to wrap the lead on the coil, or the lead on the coil can be welded to one end of the pin 300.

[0032] In some embodiments, a shielding layer 130 is embedded in the base frame 100 , and the shielding layer 130 can shield the interference of external signals on the coil in the base frame 100 .

[0033] In some embodiments, shielding layer 130 includes a metal sheet or a metal mesh.

[0034] In some embodiments, a guide groove 221 is disposed on one side of the shielding portion 220 close to the base frame 100 , and the guide groove 221 is used to guide airflow to enter or exit the base frame 100 .

[0035] In some embodiments, a clamping block 500 is also included. The clamping block 500 is arranged on the inner wall of the base frame 100. The clamping block 500 is used to clamp the coil. The clamping block 500 is used to stop the coil. It can be understood that the clamping block 500 is arranged in a wedge shape, that is, the clamping block can gradually clamp the coil, that is, the closer the coil is to the clamping block 500 during installation, the tighter it is installed.

[0036] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A network transformer housing, characterized in that: include: A base frame (100) is provided with a bearing platform (110); The cover body (200) comprises a connecting portion (210) and a shielding portion (220), wherein the connecting portion (210) and the shielding portion (220) are integrally formed, the connecting portion (210) is connected to the bearing platform (110), an opening (400) with a predetermined spacing is provided between the shielding portion (220) and one end of the base frame (100), and the opening (400) extends in a horizontal direction, and the connecting portion (210) of the cover body (200) and the bearing platform (110) are integrally formed by injection molding; The pins (300) are provided on two opposite side walls of the base frame (100) in the front-to-back direction.

2. The network transformer housing according to claim 1, characterized in that: A recess (120) is provided at the junction of two adjacent side walls of the base frame (100).

3. The network transformer housing according to claim 1, characterized in that: A plurality of the pins (300) are provided, and the plurality of the pins (300) are symmetrically distributed about a center line in the front-to-back direction of the base frame (100).

4. The network transformer housing according to claim 1, characterized in that: One end of the pin (300) extends into the base frame (100), and the other end of the pin (300) protrudes out of the base frame (100).

5. The network transformer housing according to claim 4, characterized in that: The other end of the pin (300) is bent to form a contact portion (310).

6. The network transformer housing according to claim 1, characterized in that: The base frame (100) is embedded with a shielding layer (130).

7. The network transformer housing according to claim 6, characterized in that: The shielding layer (130) comprises a metal sheet or a metal mesh.

8. The network transformer housing according to claim 1, characterized in that: A guide groove (221) is provided on one side of the shielding portion (220) close to the base frame (100).

9. The network transformer housing according to claim 1, characterized in that: It also comprises a clamping block (500), wherein the clamping block (500) is arranged on the inner wall of the base frame (100), and the clamping block (500) is used for clamping the coil.

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