CN107093833B - A kind of handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box - Google Patents
A kind of handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box Download PDFInfo
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- CN107093833B CN107093833B CN201710359214.1A CN201710359214A CN107093833B CN 107093833 B CN107093833 B CN 107093833B CN 201710359214 A CN201710359214 A CN 201710359214A CN 107093833 B CN107093833 B CN 107093833B
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- circuit breaker
- breaker
- cabinet
- handcart circuit
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- 238000012360 testing method Methods 0.000 title claims abstract description 62
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- 208000002925 dental caries Diseases 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Breakers (AREA)
Abstract
The present invention provides a kind of handcart circuit breaker mechanical characteristic test breakers to unlock power supply connection box, AC/DC changeover plug including the secondary aviation plug for connecting handcart circuit breaker and two binding posts for connecting breaker unlock power supply, two binding posts pass through cable respectively and are connected to the corresponding end of incoming cables of the AC/DC changeover plug.The present invention can provide unlock power supply by current connected unlock power supply for the mechanical characteristic test of the handcart circuit breaker, be electrolysed handcart circuit breaker must except its mechanical latching, convenient for improving test efficiency.The handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box further includes cabinet, shaft, support plate and staving, its cabinet, shaft, support plate and staving form a kind of payingoff mechanism with specific structure, the use of the payingoff mechanism, under the premise of not influencing test, convenient for the collection and release of two cable of the present invention, and the cleaning convenient for keeping testing ground wiring.
Description
Technical field
The present invention relates to handcart circuit breaker mechanical characteristic test appurtenance field, specifically a kind of handcart circuit breaker is mechanical
Attribute testing unlocks power supply connection box with breaker, is for increasing when carrying out the mechanical characteristic test of handcart circuit breaker
The convenience of handcart circuit breaker connection unlock power supply.
Background technique
High-voltage circuitbreaker is control equipment important in electric system.When electric system operate normally when, it can cut off and
It connects route and various electrically sets each zero load and load current；When electric system is broken down, it and relay protection are matched
It closes, the rapid disengagement failure electric current of energy, to prevent expansion accident range.Therefore, the quality of high-voltage circuitbreaker directly influences electric power
The safe operation of system.
The operation quantity of power grid mesohigh breaker is more, and service condition and technical requirements are more complicated, operational reliability
Not only it is related to high-voltage circuitbreaker wood body, but also influences other equipment or even entire power grid.According to associated materials show with
The development of high-voltage circuitbreaker technology, ontology (i.e. electric insulation part) failure rate sharp fall, failure is mainly by machinery
Caused by bad characteristic.Therefore, carrying out test to the mechanical property of high-voltage circuitbreaker is a critically important job.
Handcart circuit breaker is that also a kind of high-voltage circuitbreaker, the running-active status of operating mechanism can also pass through mechanical characteristic test
Accurately obtain reflection.But handcart circuit breaker, in view of the needs of test connection, is needed hand when carrying out its mechanical characteristic test
The extraction of vehicle breaker, and then need to disconnect the secondary aviation plug of the disconnected device in handcart road, this will cause the control electricity of handcart circuit breaker
Source is cut off, and then handcart circuit breaker is caused to generate mechanical latching, does not allow to be remotely controlled division.In the prior art, testing crew
When carrying out above-mentioned mechanical characteristic test, testing crew is needed to release the mechanical latching of handcart circuit breaker, time-consuming and laborious, shadow by hand
Ring the efficient progress of experiment work.This is in place of the deficiencies in the prior art.
Summary of the invention
The technical problem to be solved by the present invention is in view of the deficiencies of the prior art, it is mechanical provide a kind of handcart circuit breaker
Attribute testing unlocks power supply connection box with breaker, for assisting releasing the mechanical latching of handcart circuit breaker, for mentioning
The efficiency of high handcart breaker mechanic property test.
It is unlocked in order to solve the above technical problems, the present invention provides a kind of handcart circuit breaker mechanical characteristic tests with breaker
Power supply connection box.It includes for connecting handcart that the handcart circuit breaker mechanical characteristic test breaker, which unlocks power supply connection box,
The AC/DC changeover plug of the secondary aviation plug of breaker and two binding posts that power supply is unlocked for connecting breaker, institute
Two binding posts stated pass through cable respectively and are connected to the corresponding end of incoming cables of the AC/DC changeover plug.
Handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box further includes one thereon with opening
Cabinet, the opening of the cabinet is equipped with end cap, and the end cap is detachably connected with the cabinet；In the cabinet
Equipped with a support plate, the support plate by the inner cavity of the cabinet be divided into close to the box opening the first cavity and
The second cavity far from the box opening；
A shaft is equipped in second cavity, one end of the shaft turns through the support plate, the other end
Rotation is pierced by outside the cabinet；
The free end of the part across the support plate of the shaft is fixedly installed with a staving, and the shaft passes through
The free end of the part of the support plate passes through the bucket bottom of the staving, the opening of the opening direction of the staving towards the cabinet
Place；
The shaft is axially arranged with axial cable-through hole along it towards one end of the box opening, and the shaft is located at institute
It states and is radially equipped with a radial cable-through hole on the part in the second cavity, the axial cable-through hole is connected with radial cable-through hole
It is logical；
The shaft is pierced by the end of the part outside the cabinet equipped with regulation handle；
Above-mentioned two cables for being used to connect the binding post and the AC/DC changeover plug, are each passed through the axis
To cable-through hole and radial cable-through hole, the AC/DC changeover plug is located in the staving, and two binding posts are located at
In second cavity, the shaft is located at the part in second cavity, and for winding above-mentioned two cable, to be located at this described
Part in second cavity；
The part opposite with second empty cavity position is equipped with action pane, the action pane on the cabinet
On removably be equipped with action pane end cap.
Wherein, the end face of the bucket wall of the staving is equipped with positioning column, the end cap of the cabinet be equipped with for it is described
The location hole that is used cooperatively of positioning column.
Wherein, the end cap of the cabinet is connect with the box body bolt.
Wherein, the cabinet is equipped with handle.
Wherein, the magnetic of the conductor part on the inner sidewall of the staving equipped with one for adsorbing the AC/DC changeover plug
Iron.
Wherein, the regulation handle uses L-type handle.
Wherein, the axial cable-through hole and the L-shaped distribution of radial cable-through hole.
In addition, the end that the shaft is located at the intracorporal part of the bucket is equipped with an annular groove along its circumferencial direction；It should
Handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box further includes one cooperating with the annular groove and making
Cassette tape, the width of the cassette tape are less than or equal to the groove width of the annular groove, and the both ends of the cassette tape, which are equipped with cooperation, to be made
Interconnecting piece.In use, the corresponding portion for being located at intracorporal two cable of bucket is wound in the annular groove, pass through later
Two cables are wound on the part in annular groove and are stuck in the annular groove by the cassette tape, and then convenient in shaft position
In the winding for carrying out two cable corresponding portions on the part in the second cavity.
Preferably, the cassette tape is equipped with the rubber convex block being used cooperatively with the annular groove, the rubber
Glue convex block is located between two interconnecting pieces of the cassette tape.The use of the rubber convex block, can further increase and be wound on to two cables
The positioning of part in annular groove.
Compared with the prior art, the advantages of the present invention are as follows:
(1) present invention includes AC/DC changeover plug for connecting the secondary aviation plug of handcart circuit breaker and is used for
Two binding posts of breaker unlock power supply are connected, two binding posts pass through cable and the AC/DC conversion plug respectively
The corresponding end of incoming cables of head is connected, in use, by the secondary aviation plug of the AC/DC changeover plug and the handcart circuit breaker
It is connected, and two binding posts is connected with corresponding breaker unlock power supply, current connected power supply can be passed through
Unlock power supply is provided for the mechanical characteristic test of the handcart circuit breaker, be electrolysed handcart circuit breaker must except its mechanical latching, just
In going on smoothly for experiment work, and then test efficiency can be improved；
(2) the invention also includes cabinet, shaft, support plate and staving, described in cabinet, shaft, support plate and
Staving forms a kind of payingoff mechanism with specific structure, and the use of the payingoff mechanism is convenient under the premise of not influencing test
The collection and release of two cable of the present invention, and the cleaning convenient for keeping testing ground wiring, it is more practical；
(3) present invention is equipped with positioning column on the end face towards box opening of staving bucket wall, and in the end cap of cabinet
It is equipped with location hole for being used cooperatively with the positioning column, the use of the location hole and positioning column, so that by case
When body end lid is mounted on cabinet, the radial positioning to shaft and staving can be completed, to can avoid handcart of the present invention
Breaker mechanic property test breaker unlock power supply connection box causes the rotation of shaft in the transfer process of position, in turn
Cause the broken circle for the cable being wrapped in shaft in the second cavity, this can be looked for rapidly when can ensure that test next time to a certain extent
To two binding posts, and then going on smoothly convenient for test next time.
It can be seen that compared with prior art, the present invention implementing with substantive distinguishing features outstanding and significant progress
Beneficial effect be also obvious.
Detailed description of the invention
Fig. 1 is the specific reality that handcart circuit breaker mechanical characteristic test breaker of the present invention unlocks power supply connection box
Apply the structural schematic diagram of mode 1；
Fig. 2 is the specific reality that handcart circuit breaker mechanical characteristic test breaker of the present invention unlocks power supply connection box
Apply the structural schematic diagram of mode 2；
Fig. 3 is the cross-sectional view schematic diagram of Fig. 2；
Fig. 4 is the enlarged diagram at A shown in Fig. 3；
Fig. 5 is the enlarged diagram at B shown in Fig. 3；
Fig. 6 is the specific reality that handcart circuit breaker mechanical characteristic test breaker of the present invention unlocks power supply connection box
Apply the structural schematic diagram of mode 3；
Fig. 7 is the enlarged diagram at A shown in Fig. 6；
Fig. 8 is the enlarged diagram at B shown in Fig. 6；
Fig. 9 is the structural schematic diagram of cassette tape of the present invention.
Wherein: 1, AC/DC changeover plug, 2, cable, 3, binding post, 4, cable, 5, binding post, 6, shaft, 61, axial mistake
String holes, 62, radial cable-through hole, 63, annular groove, 7, cabinet, 71, support plate, 8, staving, 81, positioning column, 9, end cap, 10, spiral shell
Bolt, 11, magnet, 12, bearing, 13, regulation handle, 14, action pane, 15, handle, 16, action pane end cap, 17, bolt,
18, the second cavity, the 19, first cavity, 20, cassette tape, 21, rubber convex block, 22, connector, 23, connector.
Specific embodiment
To keep technical solution of the present invention and advantage clearer, below in conjunction with attached drawing, to technical solution of the present invention
It is clearly and completely described.
Specific embodiment 1:
As shown in Figure 1, a kind of handcart circuit breaker mechanical characteristic test of the invention unlocks power supply connection box with breaker,
AC/DC changeover plug 1 including the secondary aviation plug for connecting handcart circuit breaker and for connecting breaker unlock electricity
The binding post 3 and binding post 5 in source, binding post 3 are connected by cable 2 to the corresponding end of incoming cables of the AC/DC changeover plug 1,
Binding post 5 is connected by cable 4 to the corresponding end of incoming cables of the AC/DC changeover plug 1.In the present embodiment, described
Breaker unlocks power supply and uses alternating current.
In use, the AC/DC changeover plug 1 is connected with the secondary aviation plug of the handcart circuit breaker, and will
Two binding posts are connected with alternating current (i.e. the relay unlocks power supply), can be by current connected alternating current
The mechanical characteristic test of the handcart circuit breaker provides unlock power supply, be electrolysed handcart circuit breaker must except its mechanical latching, is convenient for
Experiment work is gone on smoothly, this improves test efficiency to a certain extent.Structure is simple, easy to use.
Specific embodiment 2:
Fig. 2,3,4 and 5 are another specific embodiment of the invention, the specific embodiment and specific embodiment 1
It compares, identical to be, it also includes for connecting which, which unlocks power supply connection box,
The AC/DC changeover plug 1 of the secondary aviation plug of handcart circuit breaker and two wiring that power supply is unlocked for connecting breaker
Column (binding post 3 and binding post 5), two binding posts pass through cable (cable 2 and cable 4) and the AC/DC respectively
The corresponding end of incoming cables of changeover plug 1 is connected.The breaker unlock power supply is alternating current.
The specific embodiment compared with specific embodiment 1, the difference is that, handcart circuit breaker of the present invention
Mechanical characteristic test breaker unlock power supply connection box further includes a cabinet 7 thereon with opening, and the cabinet 7 is opened
End cap 9 is equipped at mouthful, the end cap 9 is detachably connected with the cabinet 7；A support plate 71 is equipped in the cabinet 7,
The inner cavity of cabinet 7 is divided into close to the first cavity 19 of the opening of cabinet 7 and far from the cabinet 7 by the support plate 71
Opening the second cavity 18；It is equipped with a shaft 6 in second cavity 18, one end of the shaft 6 turns through institute
The support plate 71 stated, other end rotation are pierced by outside the cabinet 7；The part across the support plate 71 of the shaft 6
Free end be fixedly installed with a staving 8, the free end of the part across the support plate 71 of the shaft 6 passes through the staving
8 bucket bottom, the opening of the opening direction of the bung hole of the staving 8 towards the cabinet 7；The shaft 6 is pierced by the case
The end of part outside body 7 be equipped with regulation handle 13, the shaft 6 towards the cabinet 7 opening one end along its axial direction
Equipped with axial cable-through hole 61, the shaft 6, which is located on the part in second cavity 18, radially crosses line equipped with a radial direction
Hole 62, the axial cable-through hole 61 are connected with radial cable-through hole 62, the axial cable-through hole 61 and radial cable-through hole
62 L-shaped distributions；Above-mentioned two cables for being used to connect the binding post and the AC/DC changeover plug 1, are each passed through described
Axial cable-through hole 61 and radial cable-through hole 62, the staving 8 is used to accommodate the AC/DC changeover plug 1, described the
Two cavitys 18 are used to accommodate two binding posts, and the shaft 6 is located at the part in second cavity 18 for winding
Above-mentioned two cable is located at the part in second cavity 18, and when original state: two cables are located at the second cavity
Being partially around in the shaft 6 in 18, the AC/DC changeover plug 1 is located in the staving 8, and described two
A binding post is located in second cavity 18.On the cabinet 7 on the part opposite with 18 position of the second cavity
Equipped with action pane 14, action pane end cap 16 is removably equipped on the action pane 14.
Wherein, action pane 14 is for picking and placing two above-mentioned binding posts, the action pane out of described the second cavity 18
The 14 action pane end caps 16 being equipped with are mounted on the cabinet 7 by 4 bolts 17.
The use of above-mentioned cabinet 7, shaft 6, support plate 71 and staving 8, convenient for two cable of the present invention collection with
Release, and the cleaning convenient for keeping testing ground wiring, it is more practical.
In use, opening end cap 9 and action pane end cap 16；Two binding posts are taken out from action pane end cap 16, by this
Two binding posts are drawn to the city corresponding position Chu Yu and are electrically connected；AC/DC changeover plug 1 is taken out from the staving 8 later,
And the AC/DC changeover plug 1 of the taking-up is connected with the secondary aviation plug of current handcart circuit breaker to be tested, connect city
Electricity, so that the mechanical characteristic test for the current handcart circuit breaker to be tested provides unlock power supply, handcart circuit breaker must be electrolysed
Except its mechanical latching, this improves test efficiency.
In the present embodiment, the end face of the bucket wall of the staving 8 is equipped with positioning column 81, on the end cap 9 of the cabinet 7
Equipped with the location hole for being used cooperatively with the positioning column 81, the location hole is identical as 81 quantity of positioning column
And position is opposite.In the present embodiment, the quantity of the location hole is 4, is uniformly distributed on the same circumference.
The use of the location hole and positioning column 81, after end cap 9 is mounted on cabinet 7, can be completed to shaft 6 and
The radial positioning of staving 8 unlocks power supply with breaker so as to avoid handcart circuit breaker mechanical characteristic test of the present invention and connects
Line apparatus causes the rotation of shaft 6 in the transfer process of position, to avoid the cable hair being wrapped in shaft 6 in the second cavity 18
Raw broken circle phenomenon, this can quickly find two binding posts when ensuring test next time to a certain extent, and then under being convenient for
Secondary test is gone on smoothly.
In the present embodiment, the end cap 9 is bolted with the cabinet 7, and the cabinet 7 is equipped with handle
15, the transhipment of power supply connection box is unlocked convenient for handcart circuit breaker mechanical characteristic test of the present invention breaker and position turns
It moves.
In the present embodiment, it is used to adsorb the AC/DC conversion plug equipped with one on the inner sidewall of the bucket wall of the staving 8
The magnet 11 of first 1 conductor part.It, can be by the AC/ after the completion of test or when needing to extract two binding posts
The conductor part of DC changeover plug 1 is adsorbed on the magnet 11, and rotation adjusts the regulation handle 13, is convenient for the second cavity 18
The collection and release of inner cable.
In the present embodiment, the regulation handle 13 uses L-type handle, easy to adjust.
In the present embodiment, the axial cable-through hole 61 and the radial cable-through hole 62 pass through arc-shaped changeover portion
It is connected.The use of the arc-shaped changeover portion, the to a certain extent protection convenient for raising to cable.
Specific embodiment 3:
Fig. 6,7,8 and 9 are that handcart circuit breaker mechanical characteristic test breaker of the present invention unlocks power supply connection box
Another specific embodiment.The specific embodiment compared with specific embodiment 2, the difference is that, this embodiment party
Handcart circuit breaker mechanical characteristic test in formula unlocks power supply connection box with breaker, and shaft 6 is located in the staving 8
Partial end is equipped with an annular groove 63 along its circumferencial direction；The handcart circuit breaker mechanical characteristic test unlocks electricity with breaker
Source termination further includes a cassette tape 20 being used cooperatively with the annular groove 63, and the width of the cassette tape 20 is equal to described
The groove width of annular groove 63, the both ends of the cassette tape 20 are equipped with the interconnecting piece being used cooperatively.Wherein, two interconnecting pieces are used on cassette tape 20
In annular groove 63 described in tying up to cassette tape 20.
In use, the corresponding portion for two cables being located in staving 8 is wound in the annular groove 63, pass through later
The part of two cables being wound in annular groove 63 is stuck in the annular groove 63 by the cassette tape 20, thus logical
Shaft 6 is crossed to carry out the winding collection of two cables and diffuse in use, avoiding jumping for two cables, and then improve shaft 6 and exist
In second cavity 18 two cable corresponding portions are collected with the convenience with release.
In addition, handcart circuit breaker mechanical characteristic test described in present embodiment unlocks power supply connection box with breaker,
It not only can effectively prevent two cables jumping in use, also facilitate tester according to actual needs, adjust two cables
Length in staving 8, it is easy to use.
Preferably, the cassette tape 20 is equipped with the rubber convex block 21 being used cooperatively with the annular groove 63, institute
The rubber convex block 21 stated is located between two interconnecting pieces of the cassette tape 20.In use, two cables are wound on annular by cassette tape 20
Corresponding portion in groove 63 is stuck in annular groove 63, and cassette tape 20 drives rubber convex block 21 thereon at this time, makes rubber convex block
21 withstand on two cables in annular groove 63, corresponding in annular groove 63 which in turns increases being wound on to two cables
Partial locating effect not only avoids jumping for two cables in use process, it is right in the second cavity 18 to also improve shaft 6
Two cables are collected the reliable and convenience with release.
Wherein, in the present embodiment, the connector at 20 both ends of cassette tape is the velcro being used in conjunction with each other, described
There are four the quantity of rubber convex block 21.
To sum up, the present invention not only increases the efficiency of handcart circuit breaker mechanical characteristic test, and structure is simple, it is real to be convenient for
It is existing.
Embodiment of above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned implementation
Invention is explained in detail for mode, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are repaired
Change or replaces, the range for each embodiment technical solution of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of handcart circuit breaker mechanical characteristic test unlocks power supply connection box with breaker, it is characterised in that: including being used for
Two for connecting the AC/DC changeover plug of the secondary aviation plug of handcart circuit breaker and unlocking power supply for connecting breaker
Binding post, two binding posts pass through cable respectively and are connected to the corresponding end of incoming cables of the AC/DC changeover plug；
The handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box further includes one thereon with opening
Cabinet, the opening of the cabinet is equipped with end cap, and the end cap is detachably connected with the cabinet；In the cabinet
Equipped with a support plate, the support plate by the inner cavity of the cabinet be divided into close to the box opening the first cavity and
The second cavity far from the box opening；
A shaft is equipped in second cavity, one end of the shaft turns through the support plate, other end rotation
It is pierced by outside the cabinet；
The free end of the part across the support plate of the shaft is fixedly installed with a staving, and passing through for the shaft is described
The free end of the part of support plate passes through the bucket bottom of the staving, the opening of the opening direction of the staving towards the cabinet；
The shaft is axially arranged with axial cable-through hole along it towards one end of the box opening, and the shaft is located at described the
A radial cable-through hole is radially equipped on part in two cavitys, the axial cable-through hole is connected with radial cable-through hole；
The shaft is pierced by the end of the part outside the cabinet equipped with regulation handle；
Above-mentioned two cables for being used to connect the binding post and the AC/DC changeover plug, are each passed through the axial mistake
String holes and radial cable-through hole, the AC/DC changeover plug are located in the staving, and two binding posts are located at described
The second cavity in, the shaft be located at the part in second cavity for wind above-mentioned two cable be located at this described second
Part in cavity；
The part opposite with second empty cavity position is equipped with action pane on the cabinet, can on the action pane
Releasably it is equipped with action pane end cap.
2. handcart circuit breaker mechanical characteristic test according to claim 1 breaker unlocks power supply connection box, special
Sign is: the end face of the bucket wall of the staving is equipped with positioning column, the end cap of the cabinet be equipped with for the positioning
The location hole that column is used cooperatively.
3. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
Be characterized in that: the end cap of the cabinet is connect with the box body bolt.
4. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
Be characterized in that: the cabinet is equipped with handle.
5. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
It is characterized in that: the magnet of the conductor part on the inner sidewall of the staving equipped with one for adsorbing the AC/DC changeover plug.
6. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
Be characterized in that: the regulation handle uses L-type handle.
7. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
It is characterized in that: the axial cable-through hole and the L-shaped distribution of radial cable-through hole.
8. handcart circuit breaker mechanical characteristic test according to claim 1 or 2 unlocks power supply connection box with breaker,
Be characterized in that: the end that the shaft is located at the intracorporal part of the bucket is equipped with an annular groove along its circumferencial direction；
It further includes one and the annular groove that the handcart circuit breaker mechanical characteristic test breaker, which unlocks power supply connection box,
The cassette tape being used cooperatively, the width of the cassette tape are less than or equal to the groove width of the annular groove, and the both ends of the cassette tape are equipped with
The interconnecting piece being used cooperatively.
9. handcart circuit breaker mechanical characteristic test according to claim 8 breaker unlocks power supply connection box, special
Sign is: the cassette tape is equipped with the rubber convex block being used cooperatively with the annular groove, and the rubber convex block is located at
Between two interconnecting pieces of the cassette tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359214.1A CN107093833B (en) | 2017-05-19 | 2017-05-19 | A kind of handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710359214.1A CN107093833B (en) | 2017-05-19 | 2017-05-19 | A kind of handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107093833A CN107093833A (en) | 2017-08-25 |
| CN107093833B true CN107093833B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710359214.1A Active CN107093833B (en) | 2017-05-19 | 2017-05-19 | A kind of handcart circuit breaker mechanical characteristic test breaker unlock power supply connection box |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN107093833A (en) | 2017-08-25 |
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