CN209894950U

CN209894950U - Novel LED drive power supply safety test fixture

Info

Publication number: CN209894950U
Application number: CN201920384471.5U
Authority: CN
Inventors: 陶照勇
Original assignee: ZHEJIANG ZHONGBO LIGHTING TECHNOLOGY CO LTD
Current assignee: ZHEJIANG ZHONGBO LIGHTING TECHNOLOGY CO LTD
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2020-01-03
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a novel LED drive power supply ann rule test fixture, including accepting base, bearing support frame, cylinder one, cylinder two, solenoid valve one, solenoid valve two, guide structure, clamping structure. The guide structure comprises a first movable guide device, a second movable guide device, a third movable guide device, a contact, a power supply fixing block and a connecting plate, and the clamping structure comprises a pressing clamp upper part and a pressing clamp lower part. The first electromagnetic valve is connected with the first air cylinder, the second electromagnetic valve is connected with the second air cylinder, and the first electromagnetic valve and the second electromagnetic valve respectively control the air inflow and the air outflow of the first air cylinder and the second air cylinder. The first cylinder is connected with the guide structure, the second cylinder is connected with the clamping structure, and the guide structure clamps the input three-core wire on the power supply through the change of the air input and the air output of the first cylinder and the second cylinder, so that the clamping test of the power supply is realized. The utility model discloses simple structure, power are fixed effectual, are suitable for the kind many, have fine using value.

Description

Novel LED drive power supply safety test fixture

Technical Field

The utility model relates to a lighting apparatus, concretely relates to novel LED drive power supply ann rule test fixture.

Background

The LED driving power supply is an important accessory in the LED lamp, and the LED lamp needs to meet the safety standard, so the LED driving power supply also needs to meet the safety requirement, so the safety test needs to be carried out on the LED driving power supply, the safety test includes four contents of voltage resistance, insulation, grounding and leakage, and the current test method is to use a safety comprehensive tester for testing. The test has two ends, one end is connected with the shell, and the other end is separately connected with three input wires. When the shell has lacquer, it is the test inaccuracy to use the fastener, need to press from both sides a toper electric conductor on the fastener, and there are three shortcomings in this kind of situation: 1. contact is insecure when unmanned pressing the fastener, produces great contact resistance, and the error of increase test influences the test accuracy. And 2, high voltage is arranged at two ends of the test wire, and potential safety hazards exist when the contact resistance is reduced by manual pressing. 3. The short life of fastener can produce contact failure phenomenon after wearing and tearing.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned not enough of prior art, a novel LED drive power supply ann rule test fixture is provided.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the device comprises a bearing base, a bearing support frame, a first air cylinder, a second air cylinder, a first electromagnetic valve, a second electromagnetic valve, a guide structure and a clamping structure, wherein the bearing support frame is arranged on the bearing base;

the guide structure comprises a first movable guide device, a second movable guide device, a third movable guide device, a contact head, a power supply fixing block and a connecting plate, wherein the first movable guide device, the second movable guide device and the third movable guide device are respectively arranged on the surface of the bearing base in a sliding mode, the first movable guide device, the second movable guide device and the third movable guide device form a concave groove, the contact head, the power supply fixing block and the connecting plate are arranged above the first movable guide device, the second movable guide device and the third movable guide device, and the contact head and the power supply fixing block are arranged on the lower surface of the connecting plate in a telescopic mode.

As the utility model discloses a further optimization scheme, press from both sides tight structure including pressing and press upper portion, press and press the clamp lower part, press to press on pressing the clamp lower part to be fixed in and accept the base, press the output that presss from both sides upper portion and cylinder one to be connected. Press through setting up and press clamp upper portion, press and press the clamp lower part, can realize one-hand operation, promote operating speed, and can press clamp upper portion and press the clamp lower part to fix three lines and reduce contact resistance through pressing, reduce the error, improve the precision when measuring, and can prevent that the phenomenon of wearing and tearing from appearing in the fastener, guarantee to contact well.

As the utility model discloses a further optimization scheme, a solenoid valve electric connection cylinder one just sets up in arbitrary one side of cylinder one, and two electric connection cylinders of solenoid valve are two and set up in arbitrary one side of cylinder two. The electromagnetic valve is arranged, so that the air inlet and outlet quantity of the first air cylinder and the second air cylinder can be effectively controlled, the compression degree of the guide structure and the clamping structure can be accurately controlled, and the test error is reduced.

As a further optimization scheme of the utility model, be equipped with elastomeric element on contact head and power fixed block. Through setting up elastomeric element, avoid telescopic cylinder one the overdraft degree too big and lead to the power impaired, also eliminated the test influence that dimensional error brought when reducing the crimping dynamics, increase the contact firmness, guarantee furthest effective contact.

As a further optimization scheme of the utility model, the contact head is a cone contact head. When the contact head is the cone contact head, the contact head can be better matched with a pressure measuring hole on a power source to be tested, and the test is realized.

As a further optimization scheme of the utility model, the first air cylinder is provided with a first adjusting part, a first air pipe, a second air pipe and a first travel switch; the air cylinder II comprises a regulating component II, an air pipe III, an air pipe IV and a travel switch II; the first air pipe is communicated with the second air pipe, and the third air pipe is communicated with the fourth air pipe. Through setting up above part, with trachea one, trachea two intercommunication, trachea three and trachea four-phase intercommunication, realize the flow direction of control gas in cylinder one, the cylinder two and how much of volume, realize the flexible of cylinder one and cylinder two output, fix the power accurately.

The utility model has the advantages that:

through setting up cylinder one, cylinder two, guide structure, clamping structure, realized fixing to the test power is accurate, prevent great contact resistance from appearing, reduce the error, and use the machine to replace the manual work, avoided the manual work to press the potential safety hazard that brings, prevent again that the wearing and tearing of fastener from leading to contact failure's problem among the original technique.

Through setting up adjustable guider to realize the test of multiple not unidimensional power, more products of compatible can increase the practicality.

Through being equipped with elastomeric element on the telescopic link at contact and power fixed block, form the elastic connection who has the buffering formula, reduce the crimping dynamics, increase the firm degree of contact and avoid product and wire rod to suffer the damage because of the power is too big, eliminated the test influence that dimensional error brought simultaneously, increased the contact firmness, guarantee furthest effective contact.

Through setting up the tight structure of clamp, realize the simple operation of double-layered line, but one-hand operation has promoted operating speed.

Through setting up contact and power fixed block, replaced artifical crimping before, solved operating personnel's potential safety problem hidden danger to the fastener loss is little.

Drawings

FIG. 1 is the utility model discloses a novel side structure of LED drive power supply ann rule test fixture

1-a bearing base, 2-a bearing supporting leg, 3-a cylinder I, 4-a cylinder II, 5-a solenoid valve I, 6-a solenoid valve II, 7-a moving guide device I, 8-a moving guide device II, 9-a moving guide device III, 10-a contact head, 11-a power supply fixing block, 12-a connecting plate, 13-a pressing clamp upper part, 14-a pressing clamp lower part, 31-an adjusting part I, 32-an air pipe I, 33-an air pipe II, 34-a travel switch I, 41-an adjusting part II, 42-an air pipe III, 43-an air pipe IV and 44-a travel switch II.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

The novel LED driving power supply safety test tool comprises a bearing base 1, a bearing support frame 2, a first cylinder 3, a second cylinder 4, a first electromagnetic valve 5, a second electromagnetic valve 6, a guide structure and a clamping structure. The bearing base 1 is made of a material with high insulation hardness and low hardness, so that static electricity and product abrasion can be effectively prevented, and meanwhile, the safety around the test is guaranteed. The guiding device can be made of soft high-resistance antistatic materials, can be compatible with more products, and increases the practicability.

Wherein, bearing support frame 2 sets up on accepting base 1, and cylinder one 3, cylinder two 4 set up on bearing support frame 2, guide structure sets up in bearing support frame 2 below, and is connected with cylinder two 4 output, can be by the control motion of cylinder two 4. The clamping structure is arranged on one side of the guide structure, is connected with the output end of the first cylinder 3, and is controlled by the first cylinder 3 to clamp the output three-core wire of the power supply.

The guide structure comprises a first movable guide device 7, a second movable guide device 8, a third movable guide device 9, a contact head 10, a power supply fixing block 11 and a connecting plate 12, wherein the first movable guide device 7, the second movable guide device 8 and the third movable guide device 9 are arranged on the surface of the bearing base 1, and can be fixed through screws and move relatively, so that the relative position of the movable guide device can be changed, and the size of a fixing space can be adjusted. The first movable guide device 7, the second movable guide device 8 and the third movable guide device 9 form a concave groove, and the power supply to be tested is placed in the formed concave groove to be fixed. The contact 10, the power supply fixing block 11 and the connecting plate 12 are arranged above the first movable guide device 7, the second movable guide device 8 and the third movable guide device 9 and can slide along with the first movable guide device 7, the second movable guide device 8 and the third movable guide device 9 in the horizontal direction. And the contact 10 and the power supply fixing block 11 are arranged on the lower surface of the connecting plate 12, are connected with the output end of the second cylinder 4 through the connecting plate 12, and can realize up-and-down telescopic motion.

During operation, place the power between moving guide 7, moving guide two 8, moving guide three 9, start cylinder 3 fixes the power, start cylinder two 4 and press from both sides the output three heart yearns of tight power, accessible control solenoid valve 5, solenoid valve two 6 control the clamping degree simultaneously to the realization is to the test of power. In order to ensure the electricity safety of workers and the electromagnetic interference, 12V direct-current voltage is adopted for the first electromagnetic valve 5, the second electromagnetic valve 6, the first 34-travel switch and the second 44-travel switch.

Example 2

The safety test tool for the novel LED driving power supply in the embodiment 1 is different from the safety test tool in that the clamping structure comprises a pressing clamp upper portion 13 and a pressing clamp lower portion 14, the pressing clamp lower portion 14 is fixed on the bearing base 1, and the pressing clamp upper portion 13 is connected with the output end of the cylinder I3. When the test device works, an input three-core wire of a power supply is placed on the lower pressing clamp part 14, the power supply three-core wire is connected with test equipment, the first air cylinder 3 is started, the upper pressing clamp part 13 moves downwards until the input three-core wire is clamped, and the test is carried out. Through setting up pressure and pressing and press upper portion 13, press and press lower part 14, can realize one-hand operation, promote operating speed.

Example 3

The safety test tool for the novel LED driving power supply in the embodiment 1 is different in that the first electromagnetic valve 5 is electrically connected with the first air cylinder 3 and arranged on any one side of the first air cylinder 3, and the second electromagnetic valve 6 is electrically connected with the second air cylinder and arranged on any one side of the second air cylinder 4. The first electromagnetic valve 5 and the second electromagnetic valve 6 are arranged, so that the air inlet and outlet amount of the first air cylinder and the second air cylinder can be effectively controlled through opening and closing, and the compression degree of the guide structure and the clamping structure can be effectively controlled.

Example 4

The safety test tool for the novel LED driving power supply in the embodiment 1 is different from the safety test tool in that the elastic component is arranged on the telescopic rod of the contact 10 and the telescopic rod of the power supply fixing block 11. Through setting up elastomeric element, avoid telescopic cylinder 3's lower pressure degree too big and lead to the power impaired, also eliminated the test influence that dimensional error brought when reducing the crimping dynamics, increase the contact firmness, guarantee furthest effective contact.

Example 5

The safety test tool for the novel LED driving power supply in the embodiment 1 is different from the safety test tool in that the contact 10 is a tapered contact. The lower extreme of contact 10 is the contact that conducting material made, and external wire connects in the conducting part of contact 10, and during the test, contact 10 downstream deepens in the pressure cell, and when contact 10 was the toper contact, contact 10 can be better with the pressure cell cooperation on the power of being surveyed, test better.

Example 6

The safety test tool for the novel LED driving power supply is characterized in that a first adjusting part 31, a first air pipe 32, a second air pipe 33 and a first travel switch 34 are arranged on a first air cylinder 3; the second air cylinder 4 comprises a second adjusting component 41, a third air pipe 42, a fourth air pipe 43 and a second travel switch 44. The first adjusting component 31 and the second adjusting component 41 are respectively used for controlling the first electromagnetic valve 5 and the second electromagnetic valve 6. And the first air pipe 32 is communicated with the second air pipe 33, the third air pipe 42 is communicated with the fourth air pipe 43, the flow direction of the control gas in the first air cylinder 3 and the second air cylinder 4 is realized, and therefore the expansion and contraction of the output ends of the first air cylinder 3 and the second air cylinder 4 are realized. And be equipped with self-resuming normally open starting switch, self-resuming normal close stop switch, operating condition pilot lamp on bearing support frame 2 still, can carry out test work better.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a novel LED drive power supply ann rule test fixture which characterized in that: the device comprises a bearing base (1), a bearing support frame (2), a first cylinder (3), a second cylinder (4), a first solenoid valve (5), a second solenoid valve (6), a guide structure and a clamping structure, wherein the bearing support frame (2) is arranged on the bearing base (1), the first cylinder (3) and the second cylinder (4) are arranged on the bearing support frame (2), the guide structure is arranged below the bearing support frame (2) and is connected with the output end of the second cylinder (4), and the clamping structure is arranged on one side of the guide structure and is connected with the output end of the first cylinder (3);

the guide structure comprises a first guide device (7), a second guide device (8), a third guide device (9), a contact head (10), a power supply fixing block (11) and a connecting plate (12), wherein the first guide device (7), the second guide device (8) and the third guide device (9) are arranged on the surface of the bearing base (1) in a sliding mode respectively, the first guide device (7) and the second guide device (8) are moved, the third guide device (9) is moved to form a concave groove, the contact head (10), the power supply fixing block (11) and the connecting plate (12) are arranged above the first guide device (7), the second guide device (8) and the third guide device (9) are moved, and the contact head (10) and the power supply fixing block (11) are arranged on the lower surface of the connecting plate (12) in a telescopic mode.

2. The novel LED driving power supply safety test tool of claim 1, characterized in that: the clamping structure comprises a pressing clamp upper part (13) and a pressing clamp lower part (14), the pressing clamp lower part (14) is fixed on the bearing base (1), and the pressing clamp upper part (13) is connected with the output end of the cylinder I (3).

3. The novel LED driving power supply safety test tool of claim 1, characterized in that: the first electromagnetic valve (5) is electrically connected with the first air cylinder (3) and arranged on any side of the first air cylinder (3), and the second electromagnetic valve (6) is electrically connected with the second air cylinder and arranged on any side of the second air cylinder (4).

4. The novel LED driving power supply safety test tool of claim 1, characterized in that: an elastic component is arranged on the telescopic rod of the contact head (10) and the power supply fixing block (11).

5. The novel LED driving power supply safety test tool of claim 1, characterized in that: the contact (10) is a tapered contact.

6. The novel LED driving power supply safety test tool of claim 1, characterized in that: the first cylinder (3) is provided with a first adjusting part (31), a first air pipe (32), a second air pipe (33) and a first travel switch (34); the second air cylinder (4) comprises a second adjusting part (41), a third air pipe (42), a fourth air pipe (43) and a second travel switch (44); the first air pipe (32) is communicated with the second air pipe (33), and the third air pipe (42) is communicated with the fourth air pipe (43).