CN114236371B - Relay multistation testing arrangement - Google Patents
Relay multistation testing arrangement Download PDFInfo
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- CN114236371B CN114236371B CN202111344552.0A CN202111344552A CN114236371B CN 114236371 B CN114236371 B CN 114236371B CN 202111344552 A CN202111344552 A CN 202111344552A CN 114236371 B CN114236371 B CN 114236371B
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- 238000012360 testing method Methods 0.000 title claims abstract description 173
- 238000007789 sealing Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 24
- 230000009286 beneficial effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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Abstract
The invention discloses a relay multi-station testing device which comprises a stacked testing unit and a portable box body used for installing and protecting the stacked testing unit, wherein the stacked testing unit is provided with a plurality of layers of testing modules which can be overlapped and unfolded, the top of each layer of testing module is provided with a plurality of testing sockets for positioning and installing relays, each layer of testing module is arranged in the portable box body in a sliding mode, and the front surface of the portable box body is provided with an opening for exposing each layer of testing module. When the multilayer test module was in the portable box of income, the top tank wall of lower floor's test module and portable box closed the protection to a plurality of test socket on the test module of below, avoided accomodating and the transportation, lead to test socket to take place the condition such as short circuit, contact failure, resistance increase because of the impurity among the environment invades test socket to avoided testing arrangement to cause negative effects because of self-protection performance is not enough to the progress and the precision of test.
Description
Technical Field
The invention relates to the technical field of component testing, in particular to a relay multi-station testing device.
Background
At present, various relays with large quantity are arranged in various control cabinets and need to be checked regularly to determine whether the characteristics of the relays meet requirements or not, the checking of the relays needs to be tested temporarily, if the relays are large in quantity, the relays are tested one by one to consume a large amount of time and cannot meet the requirement of working time, and therefore the relays cannot be checked for a long time due to the fact that the testing is complex, and the relays cannot be found until faults occur.
Although, prior art discloses there is multistation testing arrangement, however, the test station on the current multistation testing arrangement expandes for tiling usually, thereby when leading to the test station more, the shared transportation space of testing arrangement is great, and be not convenient for go out to carry, and, the test station on the current testing arrangement is direct exposure usually, in the in-process of storage, transportation and outdoor carrying, the test station is very easily by the invasion of impurity such as dew, rainwater, dust, the existence causes the relay of testing arrangement and test to take place the hidden danger that the short circuit and damage, and there is negative effects to test accuracy and testing arrangement's life.
Disclosure of Invention
The invention aims to provide a multi-station relay testing device, which aims to solve the technical problem that the conventional multi-station relay testing device is difficult to normally test outdoors under complex environmental conditions due to insufficient self-protection performance in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
the utility model provides a relay multistation testing arrangement, includes range upon range of formula test unit and is used for installation and protection range upon range of formula test unit's portable box, range upon range of formula test unit has the multilayer and can overlap and the test module that expands, every layer the top of test module all has a plurality of test sockets that supply relay location installation, every layer the equal slidable mounting of test module is in the portable box, supply every layer is seted up in the front of portable box the uncovered that the test module exposes, income lower floor in the portable box the test module passes through the upper strata that overlaps with it the test module is to the lower floor a plurality of on the test module the test socket seals the protection.
As a preferred scheme of the invention, the test module comprises an insulating base and a plurality of fixing pins, wherein the top of the insulating base is provided with a plurality of plugging holes for plugging and unplugging the test socket, the plurality of fixing pins are installed in the plugging holes, the bottom of the test socket is embedded with a plurality of lower tubular electrodes which are in one-to-one correspondence with the plurality of fixing pins and are in electrical plugging fit with the plurality of fixing pins, the top of the test socket is embedded with an upper tubular electrode for plugging pins of the relay, and the upper tubular electrode is in one-to-one correspondence with the lower tubular electrodes and is electrically connected with the lower tubular electrodes;
and a power supply interface and a data transmission interface which are electrically connected with the plurality of fixing pins are embedded in the side surface of the insulating base.
As a preferable aspect of the present invention, the depth of the plugging hole is not less than the thickness of the test socket, and the length of the fixing pin is not greater than the depth of the hole of the lower tubular electrode, so that the upper insulating base and the lower insulating base are attached to each other when overlapped, so that the upper insulating base performs a sealing protection on the plurality of test sockets on the lower insulating base.
As a preferable aspect of the present invention, side sealing protruding strips are installed on both sides of the top of the insulating base, protruding strip guide grooves slidably engaged with the side sealing protruding strips on the insulating base below are formed on both sides of the bottom of the insulating base and both sides of the inner wall of the top of the portable box, and the protruding strip guide grooves penetrate through the front end of the insulating base located outside the portable box.
As a preferable aspect of the present invention, a front end sealing plate extending upward is disposed at a front end of the insulating base, and a front end sealing groove into which the front end sealing plate of the insulating base below is inserted is disposed at both a bottom of the front end of the insulating base and a front end of the portable case.
As a preferred scheme of the invention, guide grooves are formed in both sides of the insulating base, a plurality of parallel guide rails which are in one-to-one correspondence with the insulating base are mounted on the inner walls of both sides of the portable box body, the insulating base slides through the guide grooves on both sides and is supported and mounted on the guide rails on both sides, and the surfaces of the guide rails and the groove walls of the guide grooves as well as the side walls of the insulating base and the inner side walls of the portable box body are in sliding sealing connection;
the inner side of the guide rail, which faces the insulating base, is embedded with a limiting driving lever, the limiting driving lever is positioned at the front end, close to the opening, of the guide rail, a limiting groove matched with the limiting driving lever is formed in the groove wall of the guide groove, and the rear end, which is always positioned in the portable box body, of the limiting groove is in a closed state.
As a preferred embodiment of the present invention, the limiting driving lever is in a cylindrical shape with a spherical surface facing the head end of the limiting groove, the tail end of the limiting driving lever opposite to the spherical surface is connected with an elastic driving member, a positioning hole into which the limiting driving lever is inserted is formed in a groove wall of the front end of the guide groove, the limiting driving lever relatively moves to the positioning hole when the insulating base is received in the portable box, and is inserted into the positioning hole under the driving of the elastic driving member, so as to fix the insulating base received in the portable box, and the elastic driving member driven to reset releases the fixation of the insulating base by driving the limiting driving lever to reset.
As a preferred scheme of the invention, the elastic driving member comprises a spring, a limiting shaft and a reset button, a mounting hole and a side hole communicated with one side of the mounting hole are formed in the guide rail, the mounting hole penetrates through the front end, close to the opening, of the guide rail, the reset button is in sliding insertion fit with the mounting hole, and a hinge connecting rod for hinging the reset button and the limiting driving rod relative to the tail end of the spherical surface is arranged in the front end of the mounting hole;
the side hole is in a strip shape extending in the length direction of the guide rail, the hole walls on two sides of the side hole are connected through the limiting shaft, the front end of the spherical surface of the limiting shifting rod is provided with a strip-shaped hole penetrating through two sides of the spherical surface of the limiting shifting rod, the limiting shaft slides relative to the limiting shifting rod along the strip-shaped hole in the length direction of the limiting shifting rod, and the limiting shaft is in rotating fit with the limiting shifting rod through the strip-shaped hole;
the limiting shifting rod with the tail end inclined to the spring is abutted to the groove wall of the guide groove through a spherical surface under the driving of the spring, the spherical surface of the limiting shifting rod is driven by the spring to be inserted into the side hole when the spherical surface of the limiting shifting rod relatively moves to the side hole, and the limiting shifting rod is separated from the side hole by pressing the reset button.
As a preferable scheme of the invention, a T-shaped plate groove is formed in the bottom of the portable box body, the T-shaped plate groove penetrates through the front end of the portable box body, which is provided with the opening, a supporting plate is arranged in the T-shaped plate groove in a sliding mode, and the supporting plate is connected with the insulating base at the bottom layer through a linkage block.
As a preferable scheme of the invention, the bottom of the portable box body is provided with a abdicating groove which is communicated with the inside of the portable box body and the opening, the abdicating groove is arranged right opposite to the linkage block, and the length of the abdicating groove is not less than that of the linkage block in the sliding direction of the supporting plate.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, by arranging the multi-layer and stackable test module with the test sockets and the portable box body for containing and protecting the multi-layer test module, when the multi-layer test module is contained in the portable box body, the lower layer test module and the top box wall of the portable box body seal and protect the plurality of test sockets on the lower test module, and the situations of short circuit, poor contact, resistance increase and the like of the test sockets caused by invasion of dust, dew, rainwater and the like into the test sockets in the process of containing and carrying to the outdoors are avoided, so that the situations of faults and larger test result errors caused by insufficient self-protection performance of the test device in use are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a test module according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a test socket according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a portable case according to an embodiment of the present invention;
FIG. 5 is a schematic view of an embodiment of an insulating base structure;
fig. 6 is a schematic view of a guide rail structure according to an embodiment of the present invention.
The reference numerals in the drawings denote the following, respectively:
1-stacked test cells; 2-a portable box body; 3-plugging holes; 4-lower tubular electrodes; 5-upper tubular electrode; 6-a power supply interface; 7-a data transmission interface; 8-side sealing convex strips; 9-raised line guide grooves; 10-front end sealing plate; 11-front end seal groove; 12-a guide groove; 13-a guide rail; 14-a limit deflector rod; 15-a limiting groove; 16-a resilient drive member; 17-positioning holes; 18-mounting holes; 19-a hinged link; 20-strip-shaped holes; 21-T-shaped plate slots; 22-a support plate; 23-a linkage block; 24-a yield slot; 25-side holes;
101-a test module; 102-a test socket;
1011-an insulating base; 1012-fixing the stitch;
1601-a spring; 1602-a limit shaft; 1603-reset button.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the invention provides a relay multi-station testing device, which includes a stacked testing unit 1 and a portable box 2 for installing and protecting the stacked testing unit 1, wherein the stacked testing unit 1 has a plurality of layers of testing modules 101 capable of being overlapped and unfolded, the top of each layer of testing module 101 has a plurality of testing sockets 102 for positioning and installing relays, each layer of testing module 101 is slidably installed in the portable box 2, the front of the portable box 2 is provided with an opening for exposing each layer of testing module 101, and the lower layer of testing module 101 received in the portable box 2 seals and protects the plurality of testing sockets 102 on the lower layer of testing module 101 through the upper layer of testing module 101 overlapped with the lower layer of testing module 101.
On the one hand, when the multi-layer test module 101 with the test sockets 102 is taken into the portable box 2, the multiple test sockets 102 on the test module 101 below are sealed and protected by the lower-layer test module 101 and the top box wall of the portable box 2, and the situations that the test sockets 102 are short-circuited, poor in contact, increased in resistance and the like due to the fact that dust, dew, rainwater and the like invade the test sockets 102 in the process of being stored and carried outdoors of the relay multi-station test device (hereinafter referred to as a test device) are avoided or reduced, so that the situations that the test device fails in use and the test result error is large due to insufficient self-protection performance are avoided or reduced, the storage and the stability of the test device are improved, and the test device is beneficial to being adapted to the outdoor severe use environment.
On the other hand, compared with the existing testing device with the relay only capable of being arranged in a single layer, the testing device provided by the embodiment of the invention is beneficial to improving the relay testing capacity of the testing device by arranging the plurality of testing modules 101 with the testing sockets 102 in a superposition mode, and compared with the testing device with the same relay testing capacity in a single layer arrangement mode, the floor area of the testing device provided by the embodiment of the invention is greatly reduced, so that the transportation and the carrying of the testing device are convenient, and the requirements on the portability of the testing device and the high relay testing capacity when the testing device is carried for outdoor testing are met.
Preferably, the test module 101 includes an insulating base 1011 and a plurality of fixing pins 1012, the top of the insulating base 1011 is provided with a plurality of plugging holes 3 for plugging and unplugging the test socket 102, the plurality of fixing pins 1012 are installed in the plugging holes 3, the bottom of the test socket 102 is embedded with a plurality of lower tubular electrodes 4 which are in one-to-one correspondence with the plurality of fixing pins 1012 and are electrically plugged and matched, the top of the test socket 102 is embedded with an upper tubular electrode 5 for plugging and unplugging the pins of the relay, and the upper tubular electrodes 5 are in one-to-one correspondence with the lower tubular electrodes 4 and are electrically connected;
the power supply interface 6 and the data transmission interface 7 electrically connected to the plurality of fixing pins 1012 are embedded in the side surface of the insulating base 1011, the power supply interface 6 is used for providing an external power supply to supply electric energy required by the test to the plurality of test sockets 102 on the same layer, and the data transmission interface 7 is used for providing an external test instrument to input test parameters to the plurality of relays on the same layer and receive returned test data. The external power supply and the external testing instrument can be independently arranged, and can also be integrated in the portable box body 2 or outside the portable box body 2, and the design selection is specifically carried out according to actual requirements.
The test socket 102 is positioned and mounted by arranging a plurality of plugging holes 3 on an insulating base 1011 made of insulating materials, a plurality of fixing pins 1012 in the plugging holes 3 are correspondingly connected with a power supply interface 6 and a data transmission interface 7, namely the fixing pins 1012 are used for conducting power-on test on a relay mounted on the test socket 102 and conducting bidirectional transmission of test data, and the lower tubular electrode 4 and the upper tubular electrode 5 of the test socket 102 are the same as the fixing pins 1012 in function. The pluggable design of the test socket 102 is not only beneficial to the assembly of the test device, but also convenient for the replacement of the test socket 102, so as to replace the aged and damaged test socket 102, and the test socket 102 can be adaptively replaced according to the arrangement scheme of a plurality of pins of relays with different sizes and models, so as to meet the requirements for testing different relays, i.e. the same test device can realize the test of a plurality of relays.
Further, the depth of the plugging hole 3 is not less than the thickness of the test socket 102, and the length of the fixing pin 1012 is not greater than the depth of the hole of the lower tubular electrode 4, so that the upper insulating base 1011 and the lower insulating base 1011 are attached to each other when overlapped, and the upper insulating base 1011 can protect the plurality of test sockets 102 on the lower insulating base 1011 in a closed manner.
The top and the bottom of insulating base 1011 are parallel to each other and smooth plane, test socket 102 is back in installing to plug hole 3, test socket 102 does not stand out in insulating base 1011's top, thereby avoid overlapping and have the clearance between the adjacent two-layer insulating base 1011 of mutual gliding, thereby avoided outside dew, during impurity such as rainwater and dust invaded test socket 102's last tubular electrode 5 through the clearance between the adjacent insulating base 1011, thereby further improved testing arrangement's self-protection performance.
Moreover, side sealing convex strips 8 are installed on two sides of the top of the insulating base 1011, convex strip guide grooves 9 in sliding fit with the side sealing convex strips 8 on the insulating base 1011 below are formed in two sides of the bottom of the insulating base 1011 and two sides of the inner wall of the top of the portable box 2, and the convex strip guide grooves 9 penetrate through the front end of the insulating base 1011, which is located outside the portable box 2.
The adjacent insulating bases 1011, the top insulating bases 1011 and the top box wall are matched with each other through the side sealing convex strips 8 and the convex strip guide grooves 9, so that the sliding of the insulating bases 1011 in the horizontal direction is guided, and external impurities are prevented from intruding into the upper tubular electrode 5 of the test socket 102 through gaps between the adjacent insulating bases 1011, the top insulating bases 1011 and the side surfaces of the side walls of the portable box body 2.
Further, a front end seal plate 10 extending upward is provided at the front end of the insulating base 1011, and a front end seal groove 11 into which the front end seal plate 10 of the lower insulating base 1011 is fitted is provided at the bottom of the front end of the insulating base 1011 and at the front end of the portable case 2.
When a plurality of insulating bases 1011 are all received in the portable box 2, the front end sealing plate 10 erected upwards of the lower insulating base 1011 is just embedded into the front end sealing grooves 11 on the upper insulating base 1011 and the top of the portable box 2, gaps between the adjacent insulating bases 1011 and between the top insulating base 1011 and the box wall are prevented from being directly exposed through the front end sealing plate 10, so that external impurities are prevented from invading into the upper tubular electrode 5 of the test socket 102 through the gaps between the adjacent insulating bases 1011 and between the top insulating base 1011 and the box wall, and the self-protection performance of the test device is further prevented from being improved. The front end sealing groove 11 serves to keep the front end faces of the multiple layers of insulating bases 1011 contained in the portable box body 2 in the same plane, which is beneficial to the appearance of the testing device, and on the other hand, improves the fit degree of the front end sealing plate 10 with the insulating bases 1011 and the box wall, and changes the channel for the intrusion of external impurities from the front from an L shape to a Z shape, thereby further preventing the intrusion of the external impurities from the front.
In order to prevent the insulating base 1011 from separating from the guide rail 13 due to sliding transition when being drawn out, a limiting deflector rod 14 is embedded and installed on the inner side of the guide rail 13 facing the insulating base 1011, the limiting deflector rod 14 is positioned at the front end of the guide rail 13 close to the opening, a limiting groove 15 matched with the limiting deflector rod 14 is formed in the groove wall of the guide groove 12, and the rear end of the limiting groove 15, which is always positioned in the portable box body 2, is in a closed state, namely the sliding fit of the insulating base 1011 and the guide rail 13 is not influenced by the limiting deflector rod 14 and the limiting groove 15, and the tail end of the insulating base 1011 is prevented from separating from the guide rail 13 through the matching of the limiting groove 15 with the limiting deflector rod 14 on the guide rail 13, which is closed at the rear end.
It is further optimized in the above embodiment that the head end of the limiting deflector 14 facing the limiting groove 15 is in a cylindrical shape with a spherical surface, the tail end of the limiting deflector 14 opposite to the spherical surface is connected with the elastic driving member 16, the groove wall of the front end of the guide groove 12 is provided with a positioning hole 17 for inserting the limiting deflector 14, the limiting deflector 14 moves to the positioning hole 17 relatively when the insulating base 1011 is received in the portable box 2, and is inserted into the positioning hole 17 under the driving of the elastic driving member 16, so as to fix the insulating base 1011 received in the portable box 2, and the elastic driving member 16 driven to reset resets by driving the limiting deflector 14 to release the fixation of the insulating base 1011.
Specifically, when the insulating base 1011 slides outwards, the positioning hole 17 in the limiting groove 15 on the side surface of the insulating base 1011 approaches the limiting deflector rod 14, and when the positioning hole 17 reaches the limiting deflector rod 14, the limiting deflector rod 14 is rapidly inserted into the positioning hole 17 under the driving of the elastic driving piece 16 driven by the elastic force, so that the insulating base 1011 is prevented from sliding outwards continuously, and the insulating base 1011 is prevented from being separated from the guide rail 13. When the insulating base 1011 needs to be received in the portable box 2, the limiting deflector rod 14 is disengaged from the positioning hole 17 by manually operating the elastic driving member 16 to reset, so as to unlock the insulating base 1011, and then, the insulating base 1011 is pushed into the portable box 2.
Wherein, elastic driving piece 16 includes spring 1601, spacing axle 1602 and reset button 1603, has seted up mounting hole 18 in the guide rail 13 and has communicated in the side hole 25 of mounting hole 18 one side, and mounting hole 18 runs through the open front end that is close to of guide rail 13, and reset button 1603 and mounting hole 18 slip grafting cooperation are installed in the front end of mounting hole 18 and are carried out articulated hinge connecting rod 19 for the tail end of sphere with reset button 1603 and spacing driving lever 14.
The side hole 25 is a strip extending in the length direction of the guide rail 13, the hole walls on the two sides of the side hole 25 are connected through a limiting shaft 1602, a strip-shaped hole 20 penetrating through the two sides of the spherical front end of the limiting shifting rod 14 is formed in the front end of the spherical limiting shifting rod 14, the limiting shaft 1602 slides relative to the limiting shifting rod 14 along the strip-shaped hole 20 in the length direction of the limiting shifting rod 14, and the limiting shaft 1602 is in running fit with the limiting shifting rod 14 through the strip-shaped hole 20.
The position limiting shifter 14 with the tail end inclined to the spring 1601 abuts against the groove wall of the guide groove 12 through the spherical surface under the driving of the spring 1601, and the spherical surface of the position limiting shifter 14 is driven by the spring 1601 to be inserted into the side hole 25 when moving to the side hole 25 relatively, so as to realize the position locking of the insulating base 1011, and the position limiting shifter 14 is separated from the side hole 25 by pressing the reset button 1603, so as to realize the unlocking of the insulating base 1011.
In the above embodiment, it is further optimized that a T-shaped board slot 21 is formed in the bottom of the portable box 2, the T-shaped board slot 21 penetrates through the front end of the portable box 2 with an opening, a supporting board 22 is slidably mounted in the T-shaped board slot 21, and the supporting board 22 is connected with the bottom insulating base 1011 through a linkage block 23.
When the portable case 2 is supported only at the bottom thereof on, for example, the ground, the bottom of the supporting plate 22 and the bottom of the portable case 2 are in the same plane, or at least the bottom of the front end of the supporting plate 22 connected to the bottom insulating base 1011 and the bottom of the portable case 2 are in the same plane, for example, when the portable case 2 is supported from the supporting legs, the front end of the supporting plate 22 has the same structure as the supporting legs. When the bottom insulating base 1011 is drawn out, the bottom insulating base 1011 is supported by drawing out the support plate 22 of the T-shaped plate groove 21, and the upper insulating base 1011 drawn out later is supported by the bottom insulating base 1011, so that the deformation and even breakage of the guide rail 13 caused by the load bearing of the insulating base 1011 are avoided.
The bottom of the portable box body 2 is provided with an abdicating groove 24 communicating the inside of the portable box body 2 and opening the abdicating groove 24, the abdicating groove 24 and the linkage block 23 are oppositely arranged, in the sliding direction of the supporting plate 22, the length of the abdicating groove 24 is not less than that of the linkage block 23, namely, the linkage block 23 is arranged at the bottom of the bottom layer insulating base 1011, so as to hide the linkage block 23, which is beneficial to the beauty of the testing device, and the abdicating groove 24 is arranged for abdicating the linkage block 23 when the bottom layer insulating base 1011 is received in the portable box body 2, so as to enable the bottom layer insulating base 1011 to be received in the portable box body 2 smoothly.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made to the disclosure by those skilled in the art within the spirit and scope of the disclosure, and such modifications and equivalents should also be considered as falling within the scope of the disclosure.
Claims (7)
1. A multi-station relay testing device is characterized by comprising a stacked testing unit (1) and a portable box body (2) used for installing and protecting the stacked testing unit (1), the stacked test unit (1) is provided with a plurality of layers of test modules (101) which can be overlapped and unfolded, the top of each layer of test module (101) is provided with a plurality of test sockets (102) for positioning and installing relays, each layer of test module (101) is slidably arranged in the portable box body (2), an opening for exposing each layer of the test module (101) is formed in the front face of the portable box body (2), and the lower layer of the test module (101) received in the portable box body (2) seals and protects the plurality of test sockets (102) on the lower layer of the test module (101) through the upper layer of the test module (101) overlapped with the lower layer of the test module (101);
the testing module (101) comprises an insulating base (1011) and a plurality of fixing pins (1012), a plurality of plugging holes (3) for plugging and unplugging the testing socket (102) are formed in the top of the insulating base (1011), the plurality of fixing pins (1012) are installed in the plugging holes (3), a plurality of lower tubular electrodes (4) which correspond to the plurality of fixing pins (1012) one by one and are in electric plugging fit with the fixing pins are embedded in the bottom of the testing socket (102), upper tubular electrodes (5) for plugging pins of a relay are embedded in the top of the testing socket (102), and the upper tubular electrodes (5) correspond to the lower tubular electrodes (4) one by one and are in electric connection;
a power supply interface (6) and a data transmission interface (7) which are electrically connected with the plurality of fixing pins (1012) are embedded in the side surface of the insulating base (1011);
guide grooves (12) are formed in two sides of the insulating base (1011), a plurality of parallel guide rails (13) which are in one-to-one correspondence with the insulating base (1011) are mounted on the inner walls of the two sides of the portable box body (2), the insulating base (1011) slides through the guide grooves (12) on the two sides and is supported and mounted on the guide rails (13) on the two sides, and the surfaces of the guide rails (13) and the groove walls of the guide grooves (12) and the side walls of the insulating base (1011) and the inner side walls of the portable box body (2) are in sliding sealing connection;
a limiting deflector rod (14) is embedded and mounted on the inner side, facing the insulating base (1011), of the guide rail (13), the limiting deflector rod (14) is located at the front end, close to the opening, of the guide rail (13), a limiting groove (15) matched with the limiting deflector rod (14) is formed in the groove wall of the guide groove (12), and the rear end, located in the portable box body (2) all the time, of the limiting groove (15) is in a closed state;
the limiting shifting rod (14) is in a cylindrical shape, the head end of the limiting groove (15) faces the cylindrical shape, the tail end of the limiting shifting rod (14) opposite to the spherical surface of the limiting groove is connected with an elastic driving piece (16), a positioning hole (17) for inserting the limiting shifting rod (14) is formed in the groove wall of the front end of the guide groove (12), the limiting shifting rod (14) moves to the positioning hole (17) relatively when the insulating base (1011) is received in the portable box body (2), the limiting shifting rod (14) is driven by the elastic driving piece (16) to be inserted into the positioning hole (17) so as to fix the insulating base (1011) received in the portable box body (2), and the elastic driving piece (16) driven to reset drives the limiting shifting rod (14) to reset to release the fixation of the insulating base (1011).
2. A multi-station relay testing device according to claim 1, wherein the depth of the plugging hole (3) is not less than the thickness of the testing socket (102), and the length of the fixing pin (1012) is not greater than the depth of the hole of the lower tubular electrode (4), so that the upper insulating base (1011) and the lower insulating base (1011) are attached to each other when overlapped, and the upper insulating base (1011) can close and protect the plurality of testing sockets (102) on the lower insulating base (1011).
3. A multi-station relay testing device according to claim 1, wherein side sealing convex strips (8) are installed on both sides of the top of the insulating base (1011), convex strip guide grooves (9) which are in sliding fit with the side sealing convex strips (8) on the insulating base (1011) below are formed on both sides of the bottom of the insulating base (1011) and both sides of the inner wall of the top of the portable box body (2), and the convex strip guide grooves (9) penetrate through the front end of the insulating base (1011) which is located outside the portable box body (2).
4. A multi-station relay testing device according to claim 1, wherein the front end of the insulating base (1011) is provided with a front end sealing plate (10) extending upwards, and the bottom of the front end of the insulating base (1011) and the front end of the portable box body (2) are provided with front end sealing grooves (11) for the front end sealing plate (10) of the insulating base (1011) to be embedded.
5. The multi-station relay testing device according to claim 1, wherein the elastic driving member (16) comprises a spring (1601), a limiting shaft (1602) and a reset button (1603), a mounting hole (18) and a side hole (25) communicated with one side of the mounting hole (18) are formed in the guide rail (13), the mounting hole (18) penetrates through the front end, close to the opening, of the guide rail (13), the reset button (1603) is in sliding insertion fit with the mounting hole (18), and a hinge connecting rod (19) for hinging the reset button (1603) and the tail end, opposite to the spherical surface, of the limiting shifting rod (14) is mounted in the front end of the mounting hole (18);
the side hole (25) is in a strip shape extending in the length direction of the guide rail (13), the hole walls on two sides of the side hole (25) are connected through the limiting shaft (1602), the front end of the limiting shifting rod (14) with a spherical surface is provided with a strip-shaped hole (20) penetrating through two sides of the limiting shifting rod, the limiting shaft (1602) slides relative to the limiting shifting rod (14) along the strip-shaped hole (20) in the length direction of the limiting shifting rod (14), and the limiting shaft (1602) is in rotating fit with the limiting shifting rod (14) through the strip-shaped hole (20);
the limiting shift lever (14) with the tail end inclined to the spring (1601) is in contact with the groove wall of the guide groove (12) through a spherical surface under the driving of the spring (1601), and the spherical surface of the limiting shift lever (14) is driven by the spring (1601) to be inserted into the side hole (25) when relatively moving to the side hole (25), and the limiting shift lever (14) is separated from the side hole (25) by pressing the reset button (1603).
6. The multi-station relay testing device according to claim 1, wherein a T-shaped plate groove (21) is formed in the bottom of the portable box body (2), the T-shaped plate groove (21) penetrates through the front end, provided with the opening, of the portable box body (2), a supporting plate (22) is installed in the T-shaped plate groove (21) in a sliding mode, and the supporting plate (22) is connected with the bottom layer of the insulating base (1011) through a linkage block (23).
7. The multi-station relay testing device according to claim 6, wherein the bottom of the portable box (2) is provided with a receding groove (24) communicating the interior of the portable box and the opening, the receding groove (24) and the linkage block (23) are arranged in a positive opposite manner, and the length of the receding groove (24) is not less than that of the linkage block (23) in the sliding direction of the support plate (22).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111344552.0A CN114236371B (en) | 2021-11-15 | 2021-11-15 | Relay multistation testing arrangement |
| PCT/CN2022/131979 WO2023083375A1 (en) | 2021-11-15 | 2022-11-15 | Multi-station test apparatus for relays |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111344552.0A CN114236371B (en) | 2021-11-15 | 2021-11-15 | Relay multistation testing arrangement |
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| Publication Number | Publication Date |
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| CN114236371A CN114236371A (en) | 2022-03-25 |
| CN114236371B true CN114236371B (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111344552.0A Active CN114236371B (en) | 2021-11-15 | 2021-11-15 | Relay multistation testing arrangement |
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| Country | Link |
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| CN (1) | CN114236371B (en) |
| WO (1) | WO2023083375A1 (en) |
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| CN114236371B (en) * | 2021-11-15 | 2022-05-24 | 广东电网有限责任公司东莞供电局 | Relay multistation testing arrangement |
| CN116840521B (en) * | 2023-07-12 | 2023-12-05 | 保定源创电力科技有限公司 | Resistance integrated testing device capable of being compatible with multiple types |
| CN116643936A (en) * | 2023-07-26 | 2023-08-25 | 青岛光迅电子科技有限公司 | Testing device for computer accessories |
| CN116764989B (en) * | 2023-08-08 | 2024-05-31 | 东莞美福电子有限公司 | Ultra-low resistance test equipment and method thereof |
| CN117250382B (en) * | 2023-11-20 | 2024-03-22 | 国网山东省电力公司沂源县供电公司 | Quick-operation joint protector is detected to power equipment |
| CN117276005B (en) * | 2023-11-22 | 2024-03-08 | 深圳市圆朗智能科技有限公司 | Relay automated production equipment |
| CN117772644B (en) * | 2024-02-28 | 2024-05-10 | 山东理工大学 | Microelectronic component insulation performance testing equipment and testing method |
| CN118330417B (en) * | 2024-05-13 | 2024-09-13 | 深圳优比康科技有限公司 | Enhanced field effect transistor temperature rise test equipment |
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2021
- 2021-11-15 CN CN202111344552.0A patent/CN114236371B/en active Active
-
2022
- 2022-11-15 WO PCT/CN2022/131979 patent/WO2023083375A1/en unknown
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| Publication number | Publication date |
|---|---|
| WO2023083375A1 (en) | 2023-05-19 |
| CN114236371A (en) | 2022-03-25 |
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