Composite temperature sensor applied to BDU module

Abstract

The utility model discloses a BDU module application composite temperature sensor comprising a molding plastic support, one end of the molding plastic support is provided with a connector, one side of the connector is respectively fixedly connected with two first signal transmission lines and two second signal transmission lines, and the two first signal transmission lines and the two second signal transmission lines are connected with the molding plastic support. The tail ends of the two first signal transmission lines are fixedly connected with a first temperature sensing resistor, and the tail ends of the two second signal transmission lines are fixedly connected with a second temperature sensing resistor. According to the utility model, temperature conduction is realized through the first perforated terminal and the second perforated terminal, and the top of the molded plastic support is injection-molded together through the secondary injection molding support, so that a reinforcing mechanism is fixed, and the situation that the wiring harness can swing randomly, the installation efficiency is affected, and the wire interference and damage risk are caused is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field, concretely is a kind of BDU module application composite temperature sensing sensor. BACKGROUND

[0002] Battery Disconnect Unit (BDU) is a kind of distribution box specially designed for electric vehicle power battery, which can cut off internal current to ensure system safety when internal power battery system of electric vehicle reports error.BDU unit mainly includes a plurality of relays, connector sensor and shell and other components, and the current industry adopts terminal+harness product structure, and the harness can swing freely, which affects installation efficiency, and there is risk of wire interference and damage. SUMMARY

[0003] The utility model solves the technical problem in prior art provides a kind of BDU module application composite temperature sensing sensor.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of BDU module application composite temperature sensing sensor, including shaped plastic support, the shaped plastic support one end is equipped with connector, the connector one side is respectively fixedly connected with two first signal transmission lines and two second signal transmission lines, two first signal transmission lines end are fixedly connected with first temperature sensing resistance, two second signal transmission lines end are fixedly connected with second temperature sensing resistance, first hole terminal and second hole terminal are respectively equipped on the shaped plastic support.

[0005] Preferably, the connector is arranged at the left side of the inner cavity of the shaped plastic support, and the shaped plastic support has an "F" shape.

[0006] Preferably, the two first signal transmission lines and the two second signal transmission lines are linearly arranged from top to bottom, and the length of the two first signal transmission lines is greater than that of the two second signal transmission lines.

[0007] Preferably, the first hole terminal is located on the horizontal side of the "F" shape of the shaped plastic support, and the second hole terminal is located on the other horizontal side of the "F" shape of the shaped plastic support.

[0008] Preferably, the top of the shaped plastic support is open, and the top of the shaped plastic support is injection molded with a matching injection support.

[0009] Compared with the prior art, the utility model discloses the beneficial effect is: the utility model discloses the temperature conduction is realized to first hole terminal and second hole terminal, and the device still carries out injection molding together to the top of the shaped plastic support through the secondary injection support, realizes fixed strengthening mechanism, avoids the wiring harness and swing at random, influences installation efficiency, wire interference and damage risk. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the perspective view of the utility model;

[0011] Figure 2 It is the utility model Figure 1 Sectional view;

[0012] Figure 3 It is the connector, first signal transmission line, second signal transmission line, first temperature sensing resistance and second temperature sensing resistance structure schematic drawing of the utility model;

[0013] Figure 4 It is the first hole terminal and second hole terminal structure schematic drawing of the utility model.

[0014] Marked number in the drawing: 1, shaped plastic support;2, connector;3, first signal transmission line;4, second signal transmission line;5, first temperature sensing resistance;6, first hole terminal;7, second hole terminal;8, injection support;9, second temperature sensing resistance. DETAILED DESCRIPTION

[0015] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0016] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a kind of BDU module application composite temperature sensing sensor, including shaped plastic support 1, shaped plastic support 1 one end is equipped with connector 2, connector 2 is arranged in the left side place of the inner chamber of shaped plastic support 1, shaped plastic support 1 shape is "F" shape, connector 2 side is respectively fixedly connected with two first signal transmission lines 3 and two second signal transmission lines 4, two first signal transmission lines 3 end is fixedly connected with first temperature sensing resistance 5, two second signal transmission lines 4 end is fixedly connected with second temperature sensing resistance 9, shaped plastic support 1 is respectively equipped with first hole terminal 6 and second hole terminal 7;

[0017] Two first signal transmission lines 3 and two second signal transmission lines 4 are linearly arranged from top to bottom in sequence, and the length of the two first signal transmission lines 3 is greater than that of the two second signal transmission lines; the first perforated terminal 6 is located on the horizontal side of the F-shaped plastic support 1, and the second perforated terminal is located on the other horizontal side of the F-shaped plastic support 1; the top of the plastic support 1 is open, and the top of the plastic support 1 is injection molded with injection support 8 that matches each other, temperature conduction is realized through the first perforated terminal 6 and the second perforated terminal 7, and the top of the plastic support 1 is injection molded together through the secondary injection support 8, a fixed reinforcing mechanism is realized, and the risk of wire bundle swinging, affecting installation efficiency, wire interference and damage is avoided.

[0018] Working principle: the utility model discloses a connector 2 and other ports are connected, after connecting, can be transmitted through the first signal transmission line 3 and the second signal transmission line 4, temperature detection is realized through the first temperature sensing resistance 5 and the second temperature sensing resistance 9, then temperature conduction is realized through the first perforated terminal 6 and the second perforated terminal 7, the device still through the secondary injection support 8, the top of the plastic support 1 is injection molded together, realizes fixed reinforcing mechanism, avoids the risk of wire bundle swinging, affects installation efficiency, wire interference and damage.

[0019] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A BDU module application compound temperature sensor, comprising a shaped plastic support (1), characterized in that: The shaped plastic support (1) is provided with a connector (2) at one end, two first signal transmission lines (3) and two second signal transmission lines (4) are fixedly connected to one side of the connector (2) respectively, first temperature sensing resistors (5) are fixedly connected to the ends of the two first signal transmission lines (3), second temperature sensing resistors (9) are fixedly connected to the ends of the two second signal transmission lines (4), and a first perforated terminal (6) and a second perforated terminal (7) are provided on the shaped plastic support (1) respectively.

2. A BDU module applying a combined temperature sensor according to claim 1, characterized in that: The connector (2) is arranged at the left side of the inner cavity of the shaped plastic support (1), and the shaped plastic support (1) is in the shape of "F".

3. The BDU module with compound temperature sensor according to claim 1, wherein: The two first signal transmission lines (3) and the two second signal transmission lines (4) are arranged linearly from top to bottom, and the lengths of the two first signal transmission lines (3) are greater than those of the two second signal transmission lines.

4. The BDU module with compound temperature sensor according to claim 1, wherein: The first perforated terminal (6) is located on the horizontal side of the F-shaped shaped plastic support (1), and the second perforated terminal is located on the other horizontal side of the F-shaped shaped plastic support (1).

5. The BDU module application compound temperature sensor of claim 1, wherein: The top of the shaped plastic support (1) is open, and the top of the shaped plastic support (1) is injection molded with injection support (8) that cooperates with each other.

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