阅读说明：本技术 一种多功能充电桩测试治具 (Multifunctional charging pile test fixture ) 是由 应鸿 沈宝兴 吴新刚 张孝杰 於国芳 张渭江 吴星昂 姜涛 刘孝笑 梅丘梅 彭凯 于 2020-08-04 设计创作，主要内容包括：本发明公开了一种多功能充电桩测试治具,涉及充电桩领域,包括测试终端和理线机构,所述理线机构包括壳体、转动安装在壳体内部的绕卷轴和绕卷在绕卷轴上的测试线缆,所述测试线缆的一端拔插式与测试终端信号连接,所述测试线缆的另一端可拆卸式安装有测试接头,所述测试线缆位于与测试接头连接的一端设置有用于防止测试接头连接充电桩接口时脱落的防脱机构。本发明测试接头与测试线缆之间可拆卸式连接,能够在测试接头损坏后对其进行更换,降低了维护成本；防脱机构提高了测试线缆与充电桩的连接稳定性,提高了测试结果的准确性；理线机构防止测试线缆缠绕在一起,提高了测试线缆收放的速度,提高了测试效率。(The invention discloses a multifunctional charging pile test fixture, which relates to the field of charging piles and comprises a test terminal and a wire arranging mechanism, wherein the wire arranging mechanism comprises a shell, a winding shaft rotatably arranged in the shell and a test cable wound on the winding shaft, one end of the test cable is in plug-in type signal connection with the test terminal, the other end of the test cable is detachably provided with a test connector, and one end of the test cable, which is connected with the test connector, is provided with an anti-falling mechanism for preventing the test connector from falling off when being connected with a charging pile interface. The test connector is detachably connected with the test cable, so that the test connector can be replaced after being damaged, and the maintenance cost is reduced; the anti-falling mechanism improves the connection stability of the test cable and the charging pile and improves the accuracy of a test result; the wire arrangement mechanism prevents the test cable from being wound together, improves the winding and unwinding speed of the test cable and improves the test efficiency.)

1. The utility model provides a multi-functional electric pile test fixture that fills, includes test terminal (1) and reason line mechanism, test terminal (1) is for opening structure, and reason line mechanism is fixed to be set up in one side of test terminal (1), its characterized in that, reason line mechanism includes casing (2), rotates and installs around reel (5) and around the test cable (7) of rolling up on reel (5) inside casing (2), the one end of test cable (7) is pulled out and is inserted formula and test terminal (1) signal connection, test cable (7) are detachable to be installed to the other end of test cable (7) test joint (9), test cable (7) are located the one end of being connected with test joint (9) and are provided with anti-disengaging mechanism (10) that drops when being used for preventing that test joint (9) are connected the electric pile interface that fills.

2. The multifunctional charging pile test fixture of claim 1, characterized in that a threading notch (3) is formed in one side of the housing (2), a dust cover (4) of a rotary switch is arranged at the top opening of the housing (2), and the threading notch (3) is communicated with the top opening of the housing (2).

3. The multifunctional charging pile test fixture of claim 2, characterized in that iron sheets are pasted at the bottom edge of the dust cover (4), a magnet is fixedly arranged at the opening at the top of the casing (2), and the dust cover (4) is adsorbed on the magnet through a patch and firmly attached to the top of the casing (2).

4. The multifunctional charging pile test fixture according to claim 2, wherein the test cable (7) is wound on a winding reel (5), and a test plug (12) is arranged at one end of the test cable, and the test plug (12) is in butt joint with a test interface (13) of the test terminal (1) extending into the shell (2); the other end of the test cable (7) can extend to the outside of the housing (2) through the threading slot (3).

5. The multifunctional charging pile testing jig is characterized in that one end, located outside the shell (2), of the testing cable (7) is fixedly provided with a butt joint (8), and a plurality of signal columns (801) are arranged in the butt joint (8); one end of the test connector (9) is provided with a plug (901), the plug (901) is provided with jacks (902) corresponding to the signal columns (801) one by one, the plug (901) is inserted into the butt joint (8) while the signal columns (801) are inserted into the jacks (902), and the test connector (9) and the butt joint (8) are detachably mounted.

6. The multifunctional charging pile test fixture according to claim 5, characterized in that the anti-disengaging mechanism (10) comprises a fixing ring (101), a movable ring (102), a telescopic spring (103), a connecting rope (104) and a fixing mechanism (105), the fixing ring (101) is fixedly connected to the bottom of the butt joint (8), the movable ring (102) is movably sleeved on the test cable (7), the telescopic spring (103) is sleeved on the test cable (7), two ends of the telescopic spring are fixedly connected with the fixing ring (101) and the movable ring (102) respectively, at least one connecting rope (104) is arranged, one end of the connecting rope (104) is fixedly connected to the movable ring (102), and the other end of the connecting rope (104) is fixedly connected to the fixing mechanism (105).

7. The multifunctional charging pile testing jig of claim 6, wherein the fixing mechanism (105) is one of a magnet, a suction cup or a hook.

8. The multifunctional charging pile testing jig is characterized in that one end of the winding shaft (5) extends to the outside of the shell (2) and is connected with a folding type rotating handle (6), and a limiting buckle (11) is clamped on the winding shaft (5).

9. The multifunctional charging pile testing jig of claim 8, characterized in that the limiting buckle (11) comprises a clamping hoop (111) and a pulling sheet (112), the clamping hoop (111) is provided with a clamping gap, the pulling sheet (112) is fixedly arranged on one side of the clamping hoop (111) far away from the clamping gap, and the inner side wall of the clamping hoop (111) is provided with a threading groove (113).

Technical Field

The invention relates to the field of charging piles, in particular to a multifunctional charging pile test fixture.

Background

An electric vehicle alternating-current charging pile (charging pile for short) is a special power supply device which provides an alternating-current power supply for an electric vehicle with a vehicle-mounted charger in a conduction mode. The electric pile that fills trades electric installation is one kind. The maximum rated power of the single-phase charging pile is 7kW, and the single-phase charging pile is mainly suitable for charging small-sized passenger vehicles (pure electric vehicles or plug-in hybrid electric vehicles). Depending on the vehicle configuration battery capacity, a full charge typically takes 3-8 hours.

Along with the continuous development of new energy automobile trade, its supporting facility is also developing and perfecting continuously, wherein, especially the alternating-current charging stake develops rapidly, thereby alternating-current charging stake is in research and development and production process, need carry out a large amount of tests to it and judge its stability, and current test fixture has following problem: 1. frequent plugging and unplugging of the detection joint easily causes poor contact, and the test accuracy is influenced; 2. when the detection joint is frequently plugged and pulled out and is easy to be inserted and pulled out, the joint abrasion degree is high, the conduction effect is poor during the test, and once the detection joint is damaged, only the whole test line can be replaced, so that the cost is high; 3. the arrangement of the test wires of the traditional test fixture is disordered, the test wires are easily wound together, the test wires need to be untied in time when testing is conducted, and the testing efficiency is reduced. Therefore, a multifunctional charging pile test fixture is designed to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a multifunctional charging pile testing jig.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a multi-functional electric pile test fixture that fills, includes test terminal and reason line mechanism, test terminal is to open structure, and the fixed one side that sets up at test terminal of reason line mechanism, reason line mechanism includes the casing, rotates and installs at the inside spool of winding of casing and around the epaxial test cable of winding, the one end plug-in type and the test terminal signal connection of test cable, the detachable test joint of installing of the other end of test cable, the test cable is located the one end of being connected with the test joint and is provided with the anti-disengaging mechanism who drops when being used for preventing that the test joint from connecting to fill the electric pile interface.

Preferably, a threading slot is formed in one side of the shell, the top opening of the shell is provided with a dustproof cover of a rotary switch, and the threading slot is communicated with the top opening of the shell.

Preferably, the iron sheet is pasted at the bottom edge of shield, the fixed magnet that is provided with of opening part at casing top, the shield passes through the top of firm laminating at the casing of paster absorption on magnet.

Preferably, the test cable is wound on the winding shaft, and a test plug is arranged at one end of the test cable and is in butt joint with a test interface extending from the test terminal to the shell; the other end of the test cable may extend to the exterior of the housing through a threading slot.

Preferably, one end of the test cable, which is located outside the shell, is fixedly provided with a butt joint, and a plurality of signal columns are arranged in the butt joint; the one end of test joint is provided with the plug, be provided with the jack with signal post one-to-one on the plug, the plug inserts in the butt joint in the signal post inserts the jack simultaneously, realizes the detachable installation of test joint and butt joint.

Preferably, anti-disengaging mechanism includes solid fixed ring, loose ring, expanding spring, connects rope and fixed establishment, the bottom at the butt joint of loose ring fixed connection, loose ring activity cup joints on the test cable, expanding spring cover on the test cable and both ends respectively with solid fixed ring and loose ring fixed connection, it is provided with at least one to connect the rope, and connects the one end fixed connection of rope on the loose ring, connect the other end fixed connection fixed establishment of rope.

Preferably, the fixing mechanism is one of a magnet, a suction cup or a hook.

Preferably, one end of the winding shaft extends to the outside of the shell and is connected with a folding type rotating handle, and a limiting buckle is clamped on the winding shaft.

Preferably, spacing buckle includes chucking hoop and pull-out piece, the chucking hoop is opened there is the chucking breach, the pull-out piece is fixed to be set up in the chucking hoop one side of keeping away from the chucking breach, the threading groove has been seted up to the inside wall of chucking hoop.

The invention has the beneficial effects that:

1. the test connector is connected with the test cable in a plug-in manner, accurate conduction of a test signal is guaranteed through butt joint of the signal column and the jack, the whole test cable does not need to be replaced after the test connector is high in abrasion degree and cannot be used, only the test connector needs to be replaced, and the test connector is convenient and rapid to disassemble and assemble and low in cost;

2. the anti-falling mechanism can be fixedly connected near a testing structure of the charging pile when the testing cable is connected with the charging pile, and provides a pulling force towards a charging pile interface for the splicing position of the testing connector through the movable ring and the telescopic spring, so that the connection stability of the testing cable and the charging pile is ensured, and the testing precision is improved;

3. the wire arrangement mechanism can collect and release the test wire, so that the test wire is conveniently arranged and stored, the test cable is prevented from being wound together, the collection speed of the test cable is increased, and the test efficiency is increased.

The test connector is novel in design, simple in structure and convenient and fast to use, the test connector is detachably connected with the test cable, the test connector can be replaced after being damaged, and the maintenance cost is reduced; the anti-falling mechanism improves the connection stability of the test cable and the charging pile and improves the accuracy of a test result; the wire arrangement mechanism prevents the test cable from being wound together, improves the winding and unwinding speed of the test cable and improves the test efficiency.

Drawings

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

FIG. 2 is a side schematic view of the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

FIG. 5 is a schematic diagram of an exploded structure at the docking head and the test head of the present invention;

fig. 6 is a schematic structural view of the limit buckle of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Fig. 1-6 show structural schematic diagrams of multiple embodiments of the invention, specifically show structures of the embodiments, the invention relates to a multifunctional charging pile testing jig, which comprises a testing terminal 1 and a wire arrangement mechanism, wherein the testing terminal 1 is of a split structure, the wire arrangement mechanism is fixedly arranged on one side of the testing terminal 1, the testing terminal 1 is connected with a charging pile through a testing cable 7, data generated during testing is collected and arranged so as to be convenient for a person to observe and judge, the wire arrangement mechanism can collect and arrange the testing cable 7, the winding and unwinding speed of the testing cable 7 is improved, the testing cable 7 is prevented from being wound together, the anti-falling mechanism 10 can improve the connection stability of the connecting part of the testing cable 7 and the charging pile, a certain supporting force is provided, and the testing joint 9 is ensured to be in full contact.