CN117406042B - Quality detection device of electrical product - Google Patents

Quality detection device of electrical product Download PDF

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Publication number
CN117406042B
CN117406042B CN202311392007.8A CN202311392007A CN117406042B CN 117406042 B CN117406042 B CN 117406042B CN 202311392007 A CN202311392007 A CN 202311392007A CN 117406042 B CN117406042 B CN 117406042B
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CN
China
Prior art keywords
wall
receiving head
conductive
piston
head
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CN202311392007.8A
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Chinese (zh)
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CN117406042A (en
Inventor
朱宁峰
何鹏
徐琪
蔡庆红
缪浩明
徐威威
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Ningbo Joysun Testing Service Co ltd
Ningbo Customs Technology Center
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Ningbo Joysun Testing Service Co ltd
Ningbo Customs Technology Center
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Application filed by Ningbo Joysun Testing Service Co ltd, Ningbo Customs Technology Center filed Critical Ningbo Joysun Testing Service Co ltd
Priority to CN202311392007.8A priority Critical patent/CN117406042B/en
Publication of CN117406042A publication Critical patent/CN117406042A/en
Application granted granted Critical
Publication of CN117406042B publication Critical patent/CN117406042B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • G01R1/04Housings; Supporting members; Arrangements of terminals
    • G01R1/0408Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
  • Manipulator (AREA)

Abstract

The invention discloses a quality detection device of an electrical product, which relates to the field of electrical detection and comprises a tester and data wires, wherein a plurality of groups of data wires are arranged at the end part of the tester, and a transmission head is arranged at the end part of the data wires. According to the invention, the sucker, the piston and the conductive block are arranged, so that when pressure resistance test is required to be carried out on an outlet electric appliance of which the outer wall is a plane and is inconvenient to clamp, the receiving head can be limited on the outer wall of the electric appliance by utilizing the suction force of the sucker, meanwhile, the conductive block can conduct electricity, so that smooth test can be ensured, the conductive block and the piston can also increase the adsorption effect of the sucker and the outer wall of the electric appliance, and the fixing effect of the position of the receiving head is ensured during test, so that pressure resistance test is carried out on the outlet electric appliance of which the outer wall is a plane and is inconvenient to clamp, such as a refrigerator, a water purifier, a range hood and the like, more convenient and rapid are realized, and the pressure resistance test is more suitable for wide popularization.

Description

Quality detection device of electrical product
Technical Field
The invention relates to the field of electric appliance detection, in particular to a quality detection device for an electric appliance product.
Background
At present, in order to ensure the safety of an electrical product in the subsequent use, the electrical product needs to be subjected to quality detection before leaving the factory, and the electrical product is tested by an electric resistance intensity test, a solid insulation resistance test, an input power and current test, a grounding electric shock prevention test and the like, and meanwhile, the electrical product needs to be tested in the field of electrical appliances.
The voltage withstand test is one of the most basic items in the safety test of electric appliances, wherein a voltage withstand tester is used, a high voltage is applied between a charged body of an electric appliance product and a component which is easy to touch, whether the component is insulated or not is judged by measuring the magnitude of leakage current, the voltage withstand tester mainly comprises an instrument main body, a high-voltage test wire, a loop test wire and a conductive clamp, when the voltage withstand tester is used, firstly, a live wire is in short circuit with a zero wire, then the conductive clamp of the high-voltage test wire is connected, then the conductive clamp of the loop test wire is clamped on the easily touch surface of the electric appliance, meanwhile, the electric appliance is ensured to be positioned on an insulating pad so as to prevent electric leakage, and finally, a test voltage value, a leakage current alarm value and test time are set, and the voltage withstand tester judges whether the test is qualified or not by judging whether the leakage current exceeds the measured short circuit current.
However, the above-mentioned withstand voltage tester still has certain problem when in actual use, for example, when the outer wall of refrigerator, water purifier, lampblack absorber etc. is mostly plane, and when the great electrical apparatus is tested, at first when the rectangle box-like electrical apparatus that is similar to the appearance of water purifier is tested to the electrical apparatus that the shell is not opened after having assembled, because this kind of electrical apparatus outer wall is most inconvenient conductive clamp to carry out the centre gripping, make when detecting, need the staff set up the double-sided tape at the outer wall of conductive clamp, or glue a sticky tape at the outer wall of conductive clamp and glue the outer wall of electrical apparatus and detect, so that the tester is often changed the sticky tape, and still easy to leave glue at the outer wall of electrical apparatus, and conductive clamp outer wall, when detecting to the electrical apparatus that can open such as refrigerator, consequently, the electrical apparatus has the cabinet door, but the inner wall thickness of electrical apparatus is comparatively thick, make the great conductive clamp of current test unit can be changed and carry out the centre gripping, but after changing big conductive clamp, the consumption when will increase when holding conductive clamp on the refrigerator cabinet door, increase when the outer wall, so that the manpower consumption will increase, the demand is improved, so that the withstand voltage tester is more convenient to carry out the improvement on the withstand voltage tester, the electrical apparatus, need not to carry out the withstand voltage tester, for the improvement on the basis of the pressure tester.
Disclosure of Invention
Based on this, the present invention aims to provide a quality detection device for an electrical product, so as to solve the technical problems mentioned in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a quality detection device of electrical products, includes tester and data line, the multiunit data line is installed to the tester tip, the transmission head is installed to the data line tip, and the transmission head other end detachable installs the receiving head to receiving head end installs the sucking disc, another group the receiving head end that the transmission head end installed installs electrically conductive clamp, the sucking disc has seted up the air cavity in receiving head middle part, and installs the piston in the air cavity in sliding way, and piston mid-mounting has the conducting block, piston tip installs the spring one that is connected with the air cavity inner wall, conducting block tip outer wall is fixed with the current conducting plate, be provided with in the receiving head with current conducting post of current conducting plate sliding connection;
The limiting groove is formed in the outer wall of the piston, a limiting block corresponding to the limiting groove is slidably arranged in the receiving head, a second spring connected with the limiting block is arranged in the receiving head, and a position control assembly for controlling the position of the limiting block is arranged on the outer wall of the receiving head;
The mounting ring is rotatably arranged on the outer wall of the receiving head, the bottom of the mounting ring is provided with a lower supporting plate, and the top of the mounting ring is provided with an upper supporting plate for extruding the outer wall of the sucker.
Through adopting above-mentioned technical scheme for when needing to carry out withstand voltage test for the export electrical apparatus of the inconvenient centre gripping in plane of outer walls such as refrigerator, water purifier, lampblack absorber, can utilize the suction of sucking disc to inject the receiver at the outer wall of electrical apparatus, the conducting shoe can conduct simultaneously, guarantee the test that can be smooth, and conducting shoe and piston can also increase sucking disc and electrical apparatus outer wall's adsorption effect, guarantee when the test, the fixed effect of receiver position, make more convenient and fast when carrying out withstand voltage test for the export electrical apparatus of the inconvenient centre gripping in plane of outer wall such as refrigerator, water purifier, lampblack absorber, more be fit for extensively promoting.
The invention is further characterized in that two groups of clamping plates are symmetrically arranged on the outer wall of the transmission head, two groups of clamping strips are symmetrically arranged on the outer wall of the receiving head, and clamping grooves which are clamped with the clamping strips are formed on the outer wall of the clamping plates.
Through adopting above-mentioned technical scheme for in the draw-in groove can be blocked to the card strip, guarantee the fixity of being connected between transmission head and the receiving head.
The invention is further arranged that the lengths of the clamping strips and the clamping grooves are one sixth of the circumference of the receiving head, the outer wall of the receiving head is provided with a baffle connected with the end part of the clamping strips, and the opening of the clamping grooves close to the baffle is designed to be outwards opened.
Through adopting above-mentioned technical scheme for the receiver head is above 60 when rotating, can be with receiver head and transmission head separation, conveniently change the receiver head.
The invention is further arranged that the end parts of the transmission head and the receiving head are respectively provided with two magnets, and the magnets at the end parts of the transmission head and the receiving head are attracted with each other magnetically.
Through adopting above-mentioned technical scheme, the magnet can restrict the angle of transmission head and receiving head, guarantees the fixity of transmission head and receiving head angle when using.
The invention is further arranged that the diameter of the outer wall of the piston far away from the first spring is larger than the diameter of the end part of the piston connected with the first spring, which is larger than the diameter of the limit groove, and the limit groove is arranged between the two ends of the piston.
Through adopting above-mentioned technical scheme, when having effectively guaranteed sucking disc and electrical apparatus outer wall and having pasted mutually, the gas tightness in space between piston and the electrical apparatus outer wall.
The invention is further characterized in that two conductive plates are symmetrically arranged at the end parts of the conductive blocks, sliding grooves for sliding the conductive plates and the conductive blocks are formed in the receiving heads, and two groups of conductive columns which are in sliding connection with the conductive blocks are symmetrically arranged in the sliding grooves.
By adopting the technical scheme, the sliding stability of the conductive plate and the conductive block is further ensured.
The invention is further provided with a plurality of groups of limiting blocks at equal angles on the inner wall of the receiving head, the end parts of the limiting blocks are positioned in the air cavity, the corners of the end parts of the limiting blocks positioned in the air cavity are designed to be oblique angles, and the oblique angles of the limiting blocks can be extruded by the piston in the sliding process.
Through adopting above-mentioned technical scheme, guarantee that the stopper can be smooth enter into the spacing inslot under the effect of spring two.
The invention further provides that the position control assembly consists of a rotating ring, a deflector rod and pull ropes, wherein the rotating ring is rotatably arranged on the outer wall of the receiving head, the deflector rod is arranged on the outer wall of the rotating ring, and a plurality of pull ropes connected with the end parts of the limiting blocks are arranged on the inner wall of the rotating ring at equal angles.
By adopting the technical scheme, when the limit of the contact piston is needed, the driving lever is only required to be pushed.
The invention is further characterized in that a supporting frame for supporting the deflector rod is arranged on the outer wall of the receiving head, a supporting rod which is connected with the supporting frame in a sliding manner is arranged on the outer wall of the deflector rod, a supporting seat which is connected with the supporting rod is arranged on the outer wall of the rotating ring, and a spring III which is connected with the supporting seat and the supporting frame is sleeved on the outer wall of the supporting rod.
By adopting the technical scheme, the automatic reset of the deflector rod after use can be ensured.
The invention is further arranged that the section of the combined mounting ring, the lower support plate and the upper support plate is 7-shaped, and the weight of the lower support plate is 2.5 times that of the upper support plate.
Through adopting above-mentioned technical scheme, guarantee the support effect of lower backup pad to receiving head.
In summary, the invention has the following advantages:
1. According to the invention, the sucker, the piston and the conductive block are arranged, so that when pressure resistance test is required to be carried out on an outlet electric appliance of which the outer wall is a plane and is inconvenient to clamp, the receiving head can be limited on the outer wall of the electric appliance by utilizing the suction force of the sucker, meanwhile, the conductive block can conduct electricity, so that smooth test can be ensured, the conductive block and the piston can also increase the adsorption effect of the sucker and the outer wall of the electric appliance, and the fixing effect of the position of the receiving head is ensured during test, so that pressure resistance test is carried out on the outlet electric appliance of which the outer wall is a plane and is inconvenient to clamp, such as a refrigerator, a water purifier, a range hood and the like, more convenient and rapid are realized, and the pressure resistance test is more suitable for wide popularization.
2. According to the invention, the mounting ring and the lower support plate are arranged, so that the lower support plate is contacted with the outer wall of an electric appliance when the sucker is adsorbed on the outer wall of the electric appliance later, the receiving head is supported by the lower support plate at the moment, the falling force of the sucker is reduced, the sucker is ensured to be adsorbed on the outer wall of the electric appliance smoothly, and meanwhile, the upper support plate for extruding the outer wall of the sucker is arranged at the top of the mounting ring, so that the outer wall of the sucker is extruded by the upper support plate at the same time, and the adsorption effect of the sucker and the outer wall of the electric appliance is further improved.
Drawings
FIG. 1 is a schematic diagram of a quality detecting device for an electrical product according to the present invention;
FIG. 2 is an enlarged view of a portion of the present invention;
FIG. 3 is an enlarged view of the suction cup of the present invention;
Fig. 4 is a schematic structural diagram of the transmission head and the receiving head after separation according to the present invention;
FIG. 5 is a schematic diagram of the structure of the transmission head and the receiving head according to the present invention, which are separated and then cut away;
FIG. 6 is a plan view of FIG. 5;
FIG. 7 is a diagram showing the positional relationship between the piston and the stopper according to the present invention;
FIG. 8 is a diagram showing the positional relationship between the piston and the stopper when the stopper is engaged with the stopper groove;
fig. 9 is a schematic view showing the structure of the mounting ring, the lower support plate and the upper support plate according to the present invention.
In the figure: 1. a tester; 2. a data line; 3. a transfer head; 31. a clamping plate; 32. a clamping groove; 33. a magnet; 4. a receiving head; 41. clamping strips; 42. a baffle; 5. a suction cup; 51. a conductive clip; 6. a conductive block; 7. a piston; 71. an air cavity; 72. a limit groove; 73. a first spring; 74. a conductive plate; 8. a chute; 9. a conductive post; 10. a limiting block; 11. a second spring; 12. a rotating ring; 121. a deflector rod; 122. a support frame; 13. a pull rope; 14. a support rod; 141. a support base; 15. a third spring; 16. a mounting ring; 17. a lower support plate; 18. and an upper support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
The quality detection device of the electrical product comprises a tester 1 and data wires 2, wherein a plurality of groups of data wires 2 are arranged at the end part of the tester 1, as shown in fig. 1-9.
Specifically, the end of the data line 2 is provided with the transmission head 3, the other end of the transmission head 3 is provided with the receiving head 4 in a detachable way, so that the receiving head 4 can be detached from the end of the transmission head 3 for replacement, thereby an operator can replace the conductive clamp 51 and the sucker 5 according to an electric appliance detected by actual needs, the end of the receiving head 4 is provided with the sucker 5, when the receiving head 4 needs to be limited on the outer wall of the electric appliance, the sucker 5 can be adsorbed on the outer wall of the electric appliance through the arrangement of the sucker 5, compared with the conductive clamp 51, the invention is more convenient, the receiving head 4 can be smoothly connected with the outer wall of the electric appliance, meanwhile, the other group of the end of the receiving head 4 provided with the conductive clamp 51 is arranged at the end of the transmission head 3, the middle parts of the sucker 5 and the receiving head 4 are internally provided with the air cavity 71, and the piston 7 is slidably arranged in the air cavity 71, the piston 7 can slide in the air cavity 71, the conductive block 6 is arranged in the middle of the piston 7, the end part of the conductive block 6 is positioned on the same vertical line with the outer end of the sucker 5, the conductive block 6 can synchronously contact with the outer wall of the electrical appliance when the sucker 5 contacts with the outer wall of the electrical appliance, the conductive block 6 pushes the piston 7 to slide in the air cavity 71 at the moment when the receiving head 4 is pushed to the electrical appliance along with the pushing of the receiving head 4 by an operator, so that the air between the sucker 5 and the outer wall of the electrical appliance is pumped into the air cavity 71 by the piston 7, thereby increasing the adsorption effect between the sucker 5 and the outer wall of the electrical appliance, the end part of the conductive block 6 close to the sucker 5 is of a T-shaped design, meanwhile, the diameter of the end part of the conductive block 6 is smaller than the diameter of the air cavity 7, the contact area between the end part of the conductive block 6 and the outer wall of the electrical appliance is relatively larger, ensuring that the conductive block 6 can smoothly transmit current, meanwhile, the end part of the piston 7 is provided with the first spring 73 connected with the inner wall of the air cavity 71, so that when the piston 7 slides to the air cavity 71, the first spring 73 can be extruded, when the follow-up piston 7 loses restriction, the first spring 73 can push the follow-up piston back to the original position, the follow-up piston is convenient to continue to be put into use, the outer wall of the end part of the conductive block 6 is fixed with the conductive plate 74, the conductive column 9 in sliding connection with the conductive plate 74 is arranged in the receiving head 4, the conductive block 6 can drive the conductive plate 74 to synchronously slide when sliding, the conductive column 9 can limit the conductive plate 74, the angle fixity of the conductive plate 74 and the piston 7 is ensured, and meanwhile, the follow-up conductive block 6 can conduct electricity smoothly.
Specifically, the limiting groove 72 is formed in the outer wall of the piston 7, the limiting block 10 corresponding to the limiting groove 72 is slidably mounted in the receiving head 4, when the piston 7 slides to the position corresponding to the limiting groove 72, the limiting block 10 is mutually clamped with the limiting groove 72, the position of the piston 7 is limited, the fixity of the position of the piston 7 is guaranteed when detection is carried out, the second spring 11 connected with the limiting block 10 is mounted in the receiving head 4, a plurality of groups of the limiting blocks 10 are mounted at equal angles on the inner wall of the receiving head 4, the end parts of the limiting blocks 10 are located in the air cavity 71, the end corners of the limiting blocks 10 located in the air cavity 71 are of oblique angle design, the piston 7 is enabled to extrude the oblique angles of the limiting blocks 10 in the sliding process, the limiting blocks 10 are enabled to slide towards the receiving head 4, at the moment, the limiting blocks 10 can extrude the second spring 11, the second spring 11 can push the limiting blocks 10 into the limiting groove 72 when the position corresponding to the position of the limiting block 72, the fact that the limiting blocks 10 can smoothly enter the limiting grooves 72 under the action of the second spring 11, and the outer wall of the receiving head 4 is provided with a control component for controlling the position of the limiting blocks 10.
Specifically, the collar 16, it rotates and installs at the receiving head 4 outer wall, the bottom of collar 16 installs lower backup pad 17, make follow-up when adsorbing sucking disc 5 at the electrical apparatus outer wall, lower backup pad 17 can contact with the outer wall of electrical apparatus, make the receiving head 4 of this moment can receive the support of lower backup pad 17, thereby reduce the whereabouts power that sucking disc 5 receives, guarantee sucking disc 5 can be smooth adsorb at the electrical apparatus outer wall, simultaneously because of the last backup pad 18 that is used for the extrusion sucking disc 5 outer wall is installed at collar 16 top, make the upper backup pad 18 of simultaneously can extrude the outer wall of sucking disc 5, further improve sucking disc 5 and the adsorption efficiency of electrical apparatus outer wall.
Referring to fig. 3-6, two groups of clamping plates 31 are symmetrically installed on the outer wall of the transmission head 3, meanwhile, the clamping plates 31 and the transmission head 3 are integrally arranged, connection stability between the clamping plates 31 and the transmission head 3 is guaranteed, two groups of clamping strips 41 are symmetrically installed on the outer wall of the receiving head 4, clamping grooves 32 which are clamped with the clamping strips 41 are formed on the outer wall of the clamping plates 31, the clamping strips 41 can be clamped into the clamping grooves 32, connection fixity between the transmission head 3 and the receiving head 4 is guaranteed, the lengths of the clamping strips 41 and the clamping grooves 32 are one sixth of the circumference of the receiving head 4, the receiving head 4 can be separated from the clamping grooves 32 when rotating by more than 60 degrees, at the moment, the receiving head 4 can be separated from the transmission head 3, the receiving head 4 is convenient to replace, a baffle 42 connected with the end part of the clamping strips 41 is installed on the outer wall of the receiving head 4, the baffle 42 can shield the clamping strips 41 when the clamping strips 41 are clamped with the clamping grooves 32, the clamping strips 41 can rotate only by one angle, the clamping strips 41 are more difficult to open towards the outside the clamping grooves 32, and the clamping grooves 32 are designed to be more difficult to open towards the outside than the clamping grooves 32.
Referring to fig. 4 and 5, two magnets 33 are mounted at the ends of the transmitting head 3 and the receiving head 4, and the magnets 33 at the ends of the transmitting head 3 and the receiving head 4 are magnetically attracted, so that when the transmitting head 3 and the receiving head 4 are attached, the magnets 33 at the ends of the transmitting head 3 and the receiving head 4 are magnetically attracted, thereby limiting the angles of the transmitting head 3 and the receiving head 4 and ensuring the angle fixation of the transmitting head 3 and the receiving head 4 in use.
Referring to fig. 5-8, the diameter of the outer wall of the piston 7 far from the first spring 73 is greater than the diameter of the end portion of the piston 7 connected with the first spring 73 and greater than the diameter of the limit groove 72, so that when the limit block 10 is clamped with the limit groove 72, the outer wall of the piston 7 far from the first spring 73 is still in a tightly attached state with the air cavity 71, and the limit groove 72 is arranged at a position between two ends of the piston 7, so that the air tightness of the space between the piston 7 and the outer wall of an electrical appliance is effectively ensured when the suction cup 5 is attached to the outer wall of the electrical appliance.
Referring to fig. 5-8, two conductive plates 74 are symmetrically installed at the end of the conductive block 6, and a sliding slot 8 for sliding the conductive plates 74 and the conductive block 6 is formed in the receiving head 4, wherein the sliding slot 8 further limits the sliding of the conductive plates 74 and the conductive block 6, further ensures the sliding stability of the conductive plates 74 and the conductive block 6, and two groups of conductive posts 9 in sliding connection with the conductive block 6 are symmetrically installed in the sliding slot 8, so that the conductive block 6 can smoothly conduct current.
Referring to fig. 8-9, the control component is composed of a rotating ring 12, a deflector 121 and a pull rope 13, the rotating ring 12 is rotatably installed on the outer wall of the receiving head 4, the deflector 121 is installed on the outer wall of the rotating ring 12, the rotating ring 12 can rotate on the outer wall of the receiving head 4 by pushing the deflector 121, a plurality of pull ropes 13 connected with the end parts of the limiting blocks 10 are installed on the inner wall of the rotating ring 12 at equal angles, the rotating ring 12 can pull the pull ropes 13 during rotation, the pull ropes 13 pull the limiting blocks 10 to enable the limiting blocks 10 to be separated from the limiting grooves 72, when the limiting of the piston 7 is needed to be contacted, only the deflector 121 is needed to be pushed, a supporting frame 122 for supporting the deflector 121 is installed on the outer wall of the receiving head 4, the deflector 121 can be supported by the supporting frame 122 when the deflector 121 is not in use, the supporting rod 14 is installed on the outer wall of the deflector 121, the supporting rod 14 is in sliding connection with the supporting frame 122, the supporting rod 121 can be driven by the deflector 121 to rotate synchronously, a supporting seat 141 connected with the end parts of the supporting rods 14 are installed on the outer wall of the rotating ring 12, the supporting seat 141 can pull the end parts of the supporting rods 14 during rotation, the supporting seat 141 can pull the end parts of the supporting rods 14 to the supporting rods 14, the end parts of the supporting rod 14 can be guaranteed to be automatically supported by the supporting seat 14, and the supporting seat 14 can be automatically pushed by the supporting seat 15 when the supporting seat 121 is automatically, and the supporting seat is automatically, and when the supporting seat is automatically, and can is rotated.
Referring to fig. 3-6 and 9, the cross section of the combined mounting ring 16, the lower support plate 17 and the upper support plate 18 is 7-shaped, so that the mounting ring 16, the lower support plate 17 and the upper support plate 18 can mutually support, the supporting effect on the receiving head 4 is guaranteed, the weight of the lower support plate 17 is 2.5 times that of the upper support plate 18, the lower support plate 17 is always positioned below the upper support plate 18, the lower support plate 17 can be guaranteed to smoothly contact with the outer wall of an electrical appliance, and meanwhile, the supporting effect on the receiving head 4 when the lower support plate 17 contacts with the outer wall of the electrical appliance is guaranteed.
It should be noted that only the receiving head 4 with the suction cup 5 is internally provided with the air cavity 71, while the data line 2 connected with the receiving head 4 with the suction cup 5 is a loop test line, and the data line 2 connected with the receiving head 4 with the conductive clip 51 is a high voltage test line.
The working principle of the invention is as follows: when the pressure resistance test is carried out on an electric appliance with the outer walls inconvenient to clamp, such as a refrigerator, a water purifier, a range hood and the like, in a plane, firstly, an operator clamps the conductive clamp 51 at a position where a live wire is in short connection with a zero line, then contacts the sucker 5 with the outer wall of the electric appliance, pushes the receiving head 4 towards the electric appliance direction, so that the conductive block 6 and the piston 7 move inwards to the air cavity 71, the adsorption effect between the sucker 5 and the outer wall of the electric appliance is increased, the end part of the piston 7 can squeeze the inclined surface of the limiting block 10 in the process of entering the air cavity 71, the limiting block 10 slides towards the direction of the spring II 11, when the piston 7 moves to the position of the limiting groove 72 corresponding to the position of the limiting block 10, the limiting block 10 at the moment is matched with the limiting groove 72 to limit the position of the piston 7, meanwhile, the lower supporting plate 17 is contacted with the outer wall of the electric appliance to support the receiving head 4, and meanwhile, the upper supporting plate 18 also presses the outer wall of the sucker 5 to ensure the supporting effect of the sucker 5 on the receiving head 4, and the tester 1 can be started to detect at the moment;
After the detection is finished, the deflector rod 121 is pushed, so that the limiting block 10 is separated from the limiting groove 72, and the piston 7 at the moment loses the limit, so that the receiving head 4 can be pulled backwards to separate the sucker 5 from the outer wall of the electrical appliance.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.

Claims (6)

1. The utility model provides a quality detection device of electrical product, includes tester (1) and data line (2), multiunit data line (2), its characterized in that are installed to tester (1) tip: the transmission head (3) is arranged at the end part of the data wire (2), the receiving head (4) is detachably arranged at the other end of the transmission head (3), the sucking disc (5) is arranged at the end part of the receiving head (4), the conductive clamp (51) is arranged at the end part of the receiving head (4) arranged at the end part of the other group of the transmission head (3), the air cavity (71) is formed in the middle parts of the sucking disc (5) and the receiving head (4), the piston (7) is arranged in the air cavity (71) in a sliding manner, the conductive block (6) is arranged in the middle part of the piston (7), the first spring (73) connected with the inner wall of the air cavity (71) is arranged at the end part of the piston (7), the conductive plate (74) is fixed on the outer wall of the end part of the conductive block (6), and the conductive column (9) which is in sliding connection with the conductive plate (74) is arranged in the receiving head (4).
The limiting groove (72) is formed in the outer wall of the piston (7), a limiting block (10) corresponding to the limiting groove (72) is slidably mounted in the receiving head (4), a second spring (11) connected with the limiting block (10) is mounted in the receiving head (4), and a position control component for controlling the position of the limiting block (10) is arranged on the outer wall of the receiving head (4);
The mounting ring (16) is rotatably arranged on the outer wall of the receiving head (4), a lower supporting plate (17) is arranged at the bottom of the mounting ring (16), an upper supporting plate (18) for extruding the outer wall of the sucker (5) is arranged at the top of the mounting ring (16), two groups of clamping plates (31) are symmetrically arranged on the outer wall of the transmission head (3), two groups of clamping strips (41) are symmetrically arranged on the outer wall of the receiving head (4), and clamping grooves (32) which are clamped with the clamping strips (41) are formed in the outer wall of the clamping plates (31);
The lengths of the clamping strips (41) and the clamping grooves (32) are one sixth of the circumference of the receiving head (4), a baffle (42) connected with the end parts of the clamping strips (41) is arranged on the outer wall of the receiving head (4), and the opening of the clamping grooves (32) close to the baffle (42) is designed to be outwards opened;
Two magnets (33) are arranged at the ends of the transmission head (3) and the receiving head (4), the magnets (33) at the ends of the transmission head (3) and the receiving head (4) are attracted with each other magnetically, the diameter of the outer wall of the piston (7) far away from the first spring (73) is larger than the diameter of the end part of the piston (7) connected with the first spring (73), which is larger than the diameter of the limit groove (72), and the limit groove (72) is arranged at the position between the two ends of the piston (7).
2. The quality detection apparatus for an electrical product according to claim 1, wherein: two conductive plates (74) are symmetrically arranged at the end parts of the conductive blocks (6), sliding grooves (8) for sliding the conductive plates (74) and the conductive blocks (6) are formed in the receiving heads (4), and two groups of conductive columns (9) which are in sliding connection with the conductive blocks (6) are symmetrically arranged in the sliding grooves (8).
3. The quality detection apparatus for an electrical product according to claim 1, wherein: the limiting blocks (10) are arranged on the inner wall of the receiving head (4) at equal angles, the end parts of the limiting blocks (10) are located in the air cavity (71), the corners of the end parts of the limiting blocks (10) located in the air cavity (71) are designed to be oblique angles, and the piston (7) can squeeze the oblique angles of the limiting blocks (10) in the sliding process.
4. The quality detection apparatus for an electrical product according to claim 1, wherein: the position control assembly consists of a rotating ring (12), a deflector rod (121) and pull ropes (13), wherein the rotating ring (12) is rotatably arranged on the outer wall of the receiving head (4), the deflector rod (121) is arranged on the outer wall of the rotating ring (12), and a plurality of pull ropes (13) connected with the end parts of the limiting blocks (10) are arranged on the inner wall of the rotating ring (12) at equal angles.
5. The quality detection apparatus for an electrical product according to claim 4, wherein: the outer wall of the receiving head (4) is provided with a supporting frame (122) for supporting a deflector rod (121), the outer wall of the deflector rod (121) is provided with a supporting rod (14) which is in sliding connection with the supporting frame (122), the outer wall of the rotating ring (12) is provided with a supporting seat (141) which is connected with the supporting rod (14), and the outer wall of the supporting rod (14) is sleeved with a spring III (15) which is connected with the supporting seat (141) and the supporting frame (122).
6. The quality detection apparatus for an electrical product according to claim 1, wherein: the section of the combined mounting ring (16), the lower support plate (17) and the upper support plate (18) is of a 7-shaped design, and the weight of the lower support plate (17) is 2.5 times that of the upper support plate (18).
CN202311392007.8A 2023-10-25 2023-10-25 Quality detection device of electrical product Active CN117406042B (en)

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Citations (3)

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Publication number Priority date Publication date Assignee Title
CN209296848U (en) * 2018-12-28 2019-08-23 芜湖市第二人民医院 A kind of equipment division equipment fault detection device
CN113770040A (en) * 2021-08-12 2021-12-10 昆山宣实精密机械有限公司 Data line connects integration on-line measuring system
CN116413585A (en) * 2023-04-28 2023-07-11 江苏宇诺电力设备有限公司 Practical and rapid detection board for testing quality of flat cable

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120105088A1 (en) * 2010-10-29 2012-05-03 Applied Materials, Inc. Apparatus and method for testing back-contact solar cells

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209296848U (en) * 2018-12-28 2019-08-23 芜湖市第二人民医院 A kind of equipment division equipment fault detection device
CN113770040A (en) * 2021-08-12 2021-12-10 昆山宣实精密机械有限公司 Data line connects integration on-line measuring system
CN116413585A (en) * 2023-04-28 2023-07-11 江苏宇诺电力设备有限公司 Practical and rapid detection board for testing quality of flat cable

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