CN219552632U

CN219552632U - Power plug detection device

Info

Publication number: CN219552632U
Application number: CN202320668174.XU
Authority: CN
Inventors: 司守斌; 魏龙; 李艳丽; 韩冬梅; 王涛
Original assignee: Changchun Zhenyu Machine Electrical Equipment Co ltd
Current assignee: Changchun Zhenyu Machine Electrical Equipment Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-18
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a power plug detection device which comprises a bakelite panel, wherein a POM base is arranged on the bakelite panel, a power plug cavity is arranged on the POM base, a plurality of slide ways are arranged at the bottom of the power plug cavity, a detection module is slidably connected in each slide way, a plurality of groups of ball switch groups are arranged between the bakelite panel and the POM base, one end of each ball switch group is connected with the bakelite panel, the other end of each ball switch group penetrates through the POM base and is arranged in the slide way, an upper fixing block is arranged on one side of the POM base and is connected with one end of the detection module, a second ball switch is arranged on the upper fixing block, and a buzzer, a plurality of groups of LED lamp groups and a counter are arranged on one side of the bakelite panel, which is provided with the upper fixing block. The utility model can detect whether the length of the inserting sheet or the inserting needle on the power plug meets the national standard, is convenient to operate, realizes the qualified number of the data recording products through the counter, and improves the detection efficiency.

Description

Power plug detection device

Technical Field

The utility model belongs to the field of detection devices, and particularly relates to a power plug detection device.

Background

The new energy automobile adopts unconventional automobile fuel as power source, integrates advanced technology in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. The new energy electric automobile charges after being connected with the charging pile through the charger, and because the current of the new energy electric automobile is relatively large during charging, the contact resistance is required to be small, otherwise, the fire disaster can be caused.

The plug is not plugged to the bottom when the plug is connected with the socket, so that the plug shakes to finally cause the plug to be not in contact with the elastic sheet in the socket, thereby causing the risk of overlarge resistance, and causing fire disaster or charger damage after the power plug is overheated.

The plug-in sheet or the contact pin on the power plug is too short, so that when the plug is connected with the socket, the contact between the plug and the elastic sheet in the socket is reduced, the current passing rate is reduced, and the overheat phenomenon of the power plug can also be generated. Therefore, in order to ensure that the length of the power plug inserting sheet or the pin meets the national standard, the detection of the power plug is very important on a power plug production line or before leaving a factory.

Disclosure of Invention

The utility model aims to solve the problems, and provides the power plug detection device which can detect whether the length of the inserting sheet or the inserting needle on the power plug meets the national standard or not.

In order to achieve the above purpose, the utility model provides a power plug detection device, which comprises a bakelite panel, wherein a POM base is arranged on the bakelite panel, a power plug cavity is arranged on the POM base, a plurality of slide ways are arranged at the bottom of the power plug cavity, a detection module is slidably connected in each slide way, a plurality of groups of ball switch groups are arranged between the bakelite panel and the POM base, one end of each ball switch group is connected with the bakelite panel, the other end of each ball switch group penetrates through the POM base and is arranged in the slide way, an upper fixing block is arranged on one side of the POM base, the upper fixing block is connected with one end of the detection module, a second ball switch is arranged on the upper fixing block, and a buzzer, a plurality of groups of LED lamp groups and a counter are arranged on one side of the bakelite panel, which is provided with the upper fixing block.

As a further optimization, the number of the slide ways, the detection modules, the ball switch group and the LED lamp group is the same as the number of the power plug inserting sheets or the pins.

As further optimization, the detection module comprises a detection strip, a guide pillar, a spring and a jackscrew, wherein the top of the detection strip is provided with a multi-step, one end of the detection strip is connected with one end of the guide pillar, the guide pillar is sleeved with the spring, the other end of the guide pillar is connected with an upper fixing block, and one side of the slide way, which is far away from the upper fixing block, is provided with the jackscrew.

As a further refinement, the ball switch group comprises two first ball switches.

As further optimization, the lower part of the upper fixing block is a connecting part, one end of the detection module is connected with the connecting part, the top of the connecting part is connected with a fixing clamping part, and the top of the fixing clamping part is provided with a clamping groove.

As a further optimization, the LED light group comprises an LED green light and an LED red light.

As further optimization, the top of buzzer, LED banks and counter is equipped with transparent endurance board, transparent endurance board passes through the support column and links to each other with the bakelite panel.

As a further optimization, the POM base and the bakelite panel are provided with locking structures.

As a further optimization, the locking structure comprises a locking rod, a square cylinder and a connector, wherein one end of the locking rod penetrates through the bakelite panel and the POM base, the other end of the locking rod is connected with a piston rod on the square cylinder, fang Qigang is connected to the bottom of the bakelite panel through a screw, the connector is connected to the square cylinder, and the connector is connected with the electromagnetic valve through an air pipe.

Advantages and beneficial effects of the utility model

1. According to the utility model, the power plug is inserted into the power plug cavity to push forwards, so that the detection strip on the detection module is driven to push forwards, if the length of the inserting sheet or the inserting needle of the power plug meets the national standard, the power plug is clamped on the second step of the detection strip after being pushed forwards, the detection strip is contacted with one first ball switch on the ball switch group under the pushing of the power plug, the one first ball switch transmits signals to the control board on the wire harness detection table assembly, the control board transmits signals to the LED green light and the counter, the LED green light is lightened, the counter records the qualification number of the power plug, and the power plug is detected to be qualified, so that the fire caused by heating of the power plug due to overlong or too short inserting sheet or inserting needle is avoided.

2. According to the utility model, the sliding distance between the power plug and the detection strip on the detection module is controlled through the clamping groove on the upper fixing block and the jackscrew in the slideway, so that the detection strip is prevented from sliding out of the slideway after the power plug pushes the detection strip to slide.

3. According to the utility model, the POM base and the bakelite panel are provided with the locking structures, when unqualified detection is carried out, the control panel can give a signal to the buzzer, the electromagnetic valve on the locking structure is controlled to be opened, the buzzer prompts an operator that unqualified products exist, the electromagnetic valve is opened to enable the air source to supply air to Fang Qigang, the piston rod drives the locking rod to lift from the POM base, so that the power plug is clamped between the clamping groove and the locking rod, and unqualified products are prevented from flowing out.

4. According to the utility model, the transparent endurance plate is arranged at the top of the buzzer, the LED lamp group and the counter, can play a role in dust prevention, scratch prevention and protection on the buzzer, the LED lamp group and the counter, is made of transparent materials, can see the state of the display lamp of the LED lamp group, and can also check the display qualified quantity on the counter.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only embodiments of the present utility model, and other drawings may be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure provided by the present utility model;

FIG. 2 is an exploded view of the overall structure of FIG. 1 in accordance with the present utility model;

FIG. 3 is a left side view of the overall structure provided by the present utility model;

FIG. 4 is a rear elevational view of the overall structure provided by the present utility model;

FIG. 5 is a cross-sectional view of a power plug of the present utility model in a condition in which the blade is acceptable for inspection;

FIG. 6 is a cross-sectional view of a power plug of the present utility model showing a blade detection condition that is too short;

fig. 7 is a sectional view showing a state in which the blade of the power plug of the present utility model is detected excessively long.

Reference numerals: the electric wood panel 1, the POM base 2, the power plug cavity 2-1, the slide way 2-2, the detection module 3, the detection strip 3-1, the step 3-1-1, the guide post 3-2, the spring 3-3, the jackscrew 3-4, the ball switch group 4, the first ball switch 4-1, the upper fixing block 5, the connecting part 5-1, the fixing clamping part 5-2, the clamping groove 5-3, the second ball switch 6, the buzzer 7, the LED lamp group 8, the LED green lamp 8-1, the LED red lamp 8-2, the counter 9, the transparent endurance plate 10, the support post 11, the locking structure 12, the locking rod 12-1, fang Qigang-2, the connector 12-3 and the power plug 13.

Detailed Description

The terms first, second, third, fourth and the like in the description and in the claims and in the above drawings are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be implemented in other sequences than those illustrated or otherwise described herein.

The embodiment can be used as a module to be arranged on a wire harness detection table assembly, wherein the wire harness detection table assembly is in the prior art, the patent number is 2020224110061, and the wire harness detection table assembly can also be used as a module to be arranged on other equipment for detecting whether the length of an inserting piece of a power plug on an electrical appliance or other devices meets the standard or not, and the detailed description of the utility model is provided below with reference to the accompanying drawings.

As shown in fig. 1-4, a power plug detection device comprises a bakelite panel 1, wherein the top of the bakelite panel 1 is connected with a POM base 2 through screws, the POM base 2 is provided with a power plug cavity 2-1, the power plug cavity 2-1 is used for inserting a power plug 13 and sliding in the power plug cavity 2-1 by pushing the power plug 13, the bottom of the power plug cavity 2-1 is provided with three slide ways 2-2, each slide way 2-2 is internally and slidingly connected with a detection module 3, the detection module 3 comprises a detection strip 3-1, a guide post 3-2, a spring 3-3 and a jackscrew 3-4, the top of the detection strip 3-1 is provided with three steps 3-1-1, the steps 3-1 can be clamped on different steps according to different inserting pieces or inserting pin lengths when the power plug 13 is pushed, thereby controlling the pushing process of the detection strip 3-1, wherein the front end of the detection strip 3-1 is provided with a clamping hole, the clamping hole is connected with one end of a guide post 3-2, the guide post 3-2 is sleeved with a spring 3-3, the spring 3-3 can enable the detection strip 3-1 to reset quickly after being pushed by a power plug 13, the other end of the guide post 3-2 is connected with an upper fixed block 5, one side of a slide way 2-2 far away from the upper fixed block 5 is provided with a jackscrew 3-4, the jackscrew 3-4 plays a role of limiting the detection strip 3-1, three groups of ball switch groups 4 are arranged between the bakelite panel 1 and the POM base 2, each ball switch group 4 comprises two first ball switches 4-1, the bottom of the first ball switch 4-1 is inserted into the bakelite panel 1, the top of the first ball switch 4-1 passes through the slideway 2-2 and is arranged at the front end of the detection strip 3-1, when the power plug 13 is pushed forwards, the detection strip 3-1 can be driven to contact with the first ball switch 4-1, thereby triggering the first ball switch 4-1 to transmit signals to a control board on the wire harness detection table assembly, the front end of the POM base 2 is connected with an upper fixing block 5 through a bolt, the lower part of the upper fixing block 5 is a connecting part 5-1, the other end of the guide post 3-2 is inserted into a connecting hole on the connecting part 5-1, the top of the connecting part 5-1 is connected with a fixing and clamping part 5-2, the fixing and clamping part 5-2 is provided with a second ball switch 6, the second ball switch 6 is used for detecting whether the power plug 13 is inserted into place, the top of the fixed clamping part 5-2 is provided with a clamping groove 5-3, the clamping groove 5-3 and the jackscrew 3-4 can control the advancing distance of the power plug 13 and the detection strip 3-1, the front end of one side of the bakelite panel 1 provided with the upper fixed block 5 is provided with a buzzer 7, three groups of LED lamp groups 8 and a counter 9, the buzzer 7 is used for prompting an operator to have unqualified power plugs, each group of LED lamp groups 8 comprises an LED green lamp 8-1 and an LED red lamp 8-2, when the LED green lamp is lightened to prove that the length of the inserting piece of the power plug 13 opposite to the LED green lamp is qualified, when the LED red lamp is lightened to prove that the inserting piece of the power plug 13 opposite to the LED red lamp is unqualified, the counter 9 is used for recording the quantity of the qualified power plugs 13, thereby realizing the qualification rate of the data record product.

As further optimization, the top of buzzer 7, LED banks 8 and counter 9 is equipped with transparent endurance board 10, transparent endurance board 10 can play dustproof, prevent scraping and protection's effect to buzzer 7, LED banks 8, counter 9, just transparent endurance board is transparent material, can see the state that LED banks 8 show the lamp, also can look over and show qualified quantity on the counter 9, transparent endurance board 10 passes through support column 11 and links to each other with bakelite panel 1.

As a further optimization, the POM base 2 and the bakelite panel 1 are provided with a locking structure 12, the locking structure 12 comprises locking rods 12-1, fang Qigang 12-2 and a connector 12-3, one end of the locking rod 12-1 penetrates through the bakelite panel 1 and the POM base 2, when the square cylinder 12-2 does not work, the top of the locking rod 12-1 is arranged in or parallel to the top of the POM base, when the square cylinder 12-2 works, the locking rod 12-1 is lifted from the POM base and is matched with a clamping groove 5-3 to lock a failed power plug, the other end of the locking rod 12-1 is connected with a piston rod on the square cylinder 12-2, fang Qigang 12-2 passes through screwed connection in the bottom of bakelite panel 1, fang Qigang is connected with on 12-2 and connects 12-3, connect 12-3 and link to each other with the solenoid valve through the trachea, the solenoid valve passes through the electric wire and links to each other with the control panel on the pencil detection platform assembly, fang Qigang 12-2's air supply links to each other with the busbar board of pencil detection platform assembly, first bulb switch 4-1, second bulb switch 6, buzzer 7, LED banks 8, counter 9 pass through the electric wire and link to each other with the control panel on the pencil detection platform assembly, first bulb switch 4-1 and second bulb switch 6 are current design, and the patent number is 2020200063251.

Working process

As shown in fig. 5-7, the power plug 13 is inserted into the power plug cavity 2-1 and pushed forward, if the length of the inserting sheet or the inserting needle of the power plug meets the standard, as shown in fig. 5, the inserting sheet or the inserting needle is clamped on the second step 3-1-1 at the top of the detecting strip 3-1 in the pushing process, after pushing, the power plug 13 limits the power plug 13 to continue to push forward through the clamping groove 5-3 and contacts with the second ball switch 6, the second ball switch 6 is triggered to send a signal that the power plug 13 is inserted in place to the control board, meanwhile, the detecting strip 3-1 is driven by the power plug to slide forward, the three inserting sheets or inserting needles are contacted with one first ball switch 4-1 on the corresponding ball switch group 4, one first ball switch 4-1 on each ball switch group 4 is triggered to send a signal to the control board, after the control board receives the signals sent by the second ball switch 6 and one first ball switch 4-1 given by each ball switch group 4, the control board is identified as a qualified product, the signal is controlled by the three LED lamp groups 8 and the green light counter 8-9 is controlled, and the number of the green light counter is recorded at the same time.

As shown in fig. 6, if there is a short plug-in or pin on the power plug 13, after pushing the power plug 13 forward to the card slot 5-3, the power plug 13 contacts the second ball switch 6, and triggers the second ball switch 6 to send a signal to the control board that the power plug 13 has been inserted into place, while the plug-in or pin with the length conforming to the standard pushes the test strip 3-1 forward, specifically, as described above, the description will not be repeated, while the short plug-in or pin cannot contact with the top of the test strip 3-1 when the power plug 13 is pushed forward, so that the test strip 3-1 cannot be pushed forward, neither of the two first ball switches 4-1 on the corresponding ball switch group 4 contacts the test strip 3-1, the control board only receives the signals sent by the second ball switch 6 and the first ball switch 4-1 in the opposite ball switch group 4, so that the control board controls the LED green light 8-1 in the LED lamp group 8 of the opposite ball switch group with the length of the inserting sheet meeting the standard to be lightened, the LED red light 8-2 in the LED lamp group 8 of the opposite plug-in group with the unqualified inserting sheet is lightened, meanwhile, the buzzer 7 is controlled to sound and the electromagnetic valve is controlled to be opened, the buzzer sounds to prompt an operator to have an unqualified power plug 13, the electromagnetic valve is opened, the air source supplies air to the air cylinder 12-2, the piston rod drives the locking rod 12-1 to lift from the POM base 2, the power plug 13 is clamped between the clamping groove 5-3 and the locking rod 12-1, the unqualified products are prevented from flowing out, only an administrator unlocks the unqualified products, the party may continue to operate.

As shown in fig. 7, if there is a longer insertion sheet or pin on the power plug 13, after pushing the power plug 13 forward to the clamping groove 5-3, the power plug 13 contacts with the second ball switch 6, and triggers the second ball switch 6 to send a signal to the control board that the power plug 13 has been inserted into place, at the same time, the insertion sheet or pin with the length conforming to the standard pushes the detection strip 3-1 to slide forward, specifically, as described above, the longer insertion sheet or pin is clamped on the first step 3-1-1 when the power plug 13 pushes forward, when the power plug 13 contacts with the second ball switch 6, the detection strip 3-1 contacts with both the first ball switches 4-1 on the corresponding ball switch group 4, the two first ball switches 4-1 can send signals to the control board at the same time, at the moment, the control board receives the signals sent by the second ball switch 6, the length of the inserting sheet accords with the signals sent by one first ball switch 4-1 of the opposite ball switch group 4 and the length of the inserting sheet is longer than the signals sent by the two ball switches 4-1 of the opposite ball switch group 4, so that the control board controls the inserting sheet to light up the LED green light 8-1 in the LED lamp group 8 of the opposite group according with the standard, the LED red light 8-2 in the LED lamp group 8 of the opposite group of the unqualified inserting sheet is not light up, meanwhile, the buzzer 7 is controlled to sound up and the electromagnetic valve is controlled to be opened, the buzzer sounds to prompt an operator to have an unqualified power plug 13, the electromagnetic valve is opened, the air source supplies air to the air cylinder 12-2, the piston rod drives the locking rod 12-1 to lift from the POM base 2, therefore, the power plug 13 is clamped between the clamping groove 5-3 and the locking rod 12-1, unqualified products are prevented from flowing out, and only an administrator can unlock the power plug, so that the operation can be continued.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the embodiments of the present utility model, and are not limited thereto; although embodiments of the present utility model have been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions.

Claims

1. A power plug detection device, characterized in that: including bakelite panel (1), be equipped with POM base (2) on bakelite panel (1), have power plug die cavity (2-1) on POM base (2), the bottom of power plug die cavity (2-1) has a plurality of slides (2-2), every equal sliding connection has detection module (3) in slide (2-2), be equipped with multiunit bulb switch group (4) between bakelite panel (1) and POM base (2), the one end of bulb switch group (4) links to each other with bakelite panel (1), the other end of bulb switch group (4) passes POM base (2) and establishes in slide (2-2), one side of POM base (2) is equipped with fixed block (5), it links to each other with the one end of detection module (3) to go up fixed block (5), be equipped with second bulb switch (6) on last fixed block (5), one side that bakelite panel (1) was equipped with goes up fixed block (5) is equipped with buzzer (7), LED lamp group (8) and multiunit counter (9).

2. A power plug testing device according to claim 1, wherein: the number of the slide ways (2-2), the detection modules (3), the ball switch group (4) and the LED lamp group (8) is the same as the number of the inserting sheets or the inserting pins of the power plug (13).

3. A power plug testing device according to claim 1, wherein: the detection module (3) comprises a detection strip (3-1), a guide pillar (3-2), a spring (3-3) and a jackscrew (3-4), wherein the top of the detection strip (3-1) is provided with a multi-step (3-1-1), one end of the detection strip (3-1) is connected with one end of the guide pillar (3-2), the guide pillar (3-2) is sleeved with the spring (3-3), the other end of the guide pillar (3-2) is connected with an upper fixed block (5), and one side, far away from the upper fixed block (5), of the slide rail (2-2) is provided with the jackscrew (3-4).

4. A power plug testing device according to claim 1, wherein: the ball switch group (4) comprises two first ball switches (4-1).

5. A power plug testing device according to claim 1, wherein: the lower part of the upper fixing block (5) is provided with a connecting part (5-1), one end of the detection module (3) is connected with the connecting part (5-1), the top of the connecting part (5-1) is connected with a fixing clamping part (5-2), and the top of the fixing clamping part (5-2) is provided with a clamping groove (5-3).

6. A power plug testing device according to claim 1, wherein: the LED lamp group (8) comprises an LED green lamp (8-1) and an LED red lamp (8-2).

7. A power plug testing device according to any one of claims 1-6, wherein: the top of buzzer (7), LED banks (8) and counter (9) is equipped with transparent endurance board (10), transparent endurance board (10) are continuous with bakelite panel (1) through support column (11).

8. A power plug testing device according to any one of claims 1-6, wherein: the POM base (2) and the bakelite panel (1) are provided with locking structures (12).

9. A power plug testing device according to claim 8, wherein: the locking structure (12) comprises a locking rod (12-1), a Fang Qigang (12-2) and a connector (12-3), one end of the locking rod (12-1) penetrates through the bakelite panel (1) and the POM base (2), the other end of the locking rod (12-1) is connected with a piston rod on the Fang Qigang (12-2), the Fang Qigang (12-2) is connected to the bottom of the bakelite panel (1) through a screw, the connector (12-3) is connected to the Fang Qigang (12-2), and the connector (12-3) is connected with an electromagnetic valve through an air pipe.