CN110118914A - Armored cassette detection device and armored cassette detection method - Google Patents
Armored cassette detection device and armored cassette detection method Download PDFInfo
- Publication number
- CN110118914A CN110118914A CN201910361702.5A CN201910361702A CN110118914A CN 110118914 A CN110118914 A CN 110118914A CN 201910361702 A CN201910361702 A CN 201910361702A CN 110118914 A CN110118914 A CN 110118914A
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- China
- Prior art keywords
- armored cassette
- fixed station
- collision body
- detection device
- armored
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
-
- 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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to a kind of armored cassette detection device and armored cassette detection methods.Wherein, armored cassette detection device includes fixed station and collision body.Fixed station is provided with the mounting portion for fixing armored cassette, has between collision body and fixed station and is spaced, and the inner wall of collision body and armored cassette is oppositely arranged and collides the movement for the inner wall that physical efficiency is done close to armored cassette.Above-mentioned armored cassette detection device hits the inner wall of armored cassette using collision body, to bear stress when blast impulse in closer armored cassette real work, radial single-point explosion can effectively be simulated to the percussion of armored cassette, improve the accuracy and reliability of detection.
Description
Technical field
The present invention relates to power grid maintenance detection technique fields, examine more particularly to a kind of armored cassette detection device and armored cassette
Survey method.
Background technique
As power grid cables popularity increasingly increases, cable explosion accident on fire accounts for electrical hazard ratio and more mentions
It rises.Due to the length limitation of unit cable, a route usually requires one or more transition joints and is attached.Transition joint
It is the weak link that accident most easily occurs, is easy to happen explosion accident on fire.Transition joint accident on fire from explosion is easy to influence week
Cable is enclosed, second accident is caused, expands accident impact, and transition joint accident develops slowly, early period is without obvious characteristic, monitoring
It is upper relatively difficult.
Transition joint can be isolated with external environment by installing armored cassette in transition joint.Indirect hair in the middle
When raw failure, armored cassette can bear the impact force that explosion generates and extinguish flame rapidly, effectively prevent the expansion of cable fault.
The explosion-proof performance of armored cassette determines that armored cassette prevents the validity of cable connector fault spread, therefore, before installing armored cassette
It is necessary to the explosion-proof performances to armored cassette to detect.
Summary of the invention
Based on this, it is necessary to for the explosion-proof problem for how accurately detecting armored cassette, provide a kind of armored cassette detection
Device and armored cassette detection method.
A kind of armored cassette detection device, comprising:
Fixed station is provided with the mounting portion for fixing armored cassette；
There is interval, the inner wall of the collision body and the armored cassette is oppositely arranged between collision body, with the fixed station
And the collision physical efficiency does the movement of the inner wall close to the armored cassette.
Above-mentioned armored cassette detection device makes collision body is opposite with the inner wall of armored cassette to set by the fixed armored cassette of fixed station
It sets, to be hit by inner wall of the collision body to armored cassette to detect the explosion-proof performance of armored cassette, leads to compared to traditional
Cross the detection mode for hitting the outer wall of armored cassette, the armored cassette detection device of the application using collision body to the inner wall of armored cassette into
Row is hit, to can effectively simulate radial single-point closer to the stress in armored cassette real work when receiving blast impulse
The percussion exploded to armored cassette, improves the accuracy and reliability of detection.
The mounting portion includes the opening being opened on the fixed station in one of the embodiments, and the opening is passed through
The fixed station is worn, the armored cassette and the collision body are located at the two sides of fixed station and are open relatively with described
Setting.
The mounting portion further includes the connecting hole being set on fixed station, the connecting hole in one of the embodiments,
It is inside equipped with connector, the connector with the mounting flange of the armored cassette for connecting.
In one of the embodiments, it is characterized in that, the quantity of the connecting hole is multiple, multiple connecting hole courts
Direction far from the opening is arranged at intervals at the both sides of the opening.
The connecting hole is waist-shaped hole in one of the embodiments, and the waist-shaped hole prolongs towards far from the opening direction
It stretches.
The armored cassette further includes support component in one of the embodiments, the support component include with it is described solid
The cross bar determining the pillar of platform connection and connecting with the pillar, the cross bar are connected or separated with the collision body.
The collision body is connect by connecting rope with the cross bar in one of the embodiments, and the cross bar is provided with
For separating the separation member of the connecting rope Yu the cross bar.
In one of the embodiments, along far from the fixed station direction, the pillar spacer offers at least two peaces
Hole is filled, the cross bar can be arranged in any mounting hole.
In one of the embodiments, the pillar include be flexibly connected first with second, described first with
The fixed station connection, described second connect with the cross bar, and described second can do close to or far from the fixed station
Movement.
The armored cassette detection device further includes the column connecting with the fixed station and cooperates with column movement
Spool, the collision body connect by connecting rope with the spool, and the spool can furl or discharge the connecting rope.
A kind of armored cassette detection method, comprising the following steps:
By the fixed armored cassette of the mounting portion of fixed station, and make the inner wall of the armored cassette towards collision body；
Collision body is discharged, the collision body is made to hit the inner wall of the armored cassette；
The armored cassette after being impacted is monitored, judges the performance of the armored cassette.
Above-mentioned armored cassette detection method is by the fixed armored cassette top half of fixed station or lower half portion so that armored cassette
Inner wall be exposed, and make the inner wall of armored cassette towards collision body, thus by collision body to the inner wall of armored cassette into
Row hits the explosion-proof performance that can be detected armored cassette, compared to traditional detection method by hitting the outer wall of armored cassette, originally
The armored cassette detection method of application applies impact energy using inner wall of the collision body to armored cassette, thus practical closer to armored cassette
Stress when blast impulse is born in work, can effectively be simulated radial single-point explosion to the percussion of armored cassette, be improved
The accuracy and reliability of detection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the armored cassette detection device of an embodiment；
Fig. 2 is the top view of armored cassette detection device shown in Fig. 1；
Fig. 3 is sectional view of the armored cassette detection device shown in Fig. 2 in Section A-A；
Fig. 4 is the partial enlarged view of the part B in Fig. 3；
Fig. 5 is the top view of the fixed station of an embodiment；
Fig. 6 is the top view of the fixed station of another embodiment；
Fig. 7 is the detection method flow chart of the armored cassette of an embodiment.
Description of symbols:
100, armored cassette detection device；110, fixed station；111, it is open；112, connecting hole；113, connector；120, it collides
Body；130, support component；131, pillar；132, cross bar；200, armored cassette；210, mounting flange.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.Term as used herein "vertical", "horizontal", "left" and "right"
"upper" "lower" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Heretofore described " first ", " second " do not represent specific quantity and sequence, are only used for the differentiation of title.
Referring to Fig. 1-3, the embodiment of the present application provides a kind of armored cassette detection device 100, is used for detection cable transition joint
Explosion-proof performance.Specifically, the armored cassette detection device 100 of an embodiment includes fixed station 110 and collision body 120.Wherein,
Fixed station 110 is provided with the mounting portion for fixing armored cassette 200.Specifically, armored cassette 200 includes the upper half being mutually clamped
Point and lower half portion, when detecting using survey armored cassette 200 top half or lower half portion as test sample.Mounting portion
Top half or lower half portion for fixing armored cassette 200 is so that the inner wall of armored cassette 200 is exposed, and mounting portion energy
And make the inner wall of armored cassette 200 towards collision body 120.
Further, collision body 120 and the interval of fixed station 110 are arranged, and make collision body 120 and fixed station 110 in vertical side
There is interval upwards.Specifically, collision body 120 can be heavy ball or other weights, the inner wall of collision body 120 and armored cassette 200
It is oppositely arranged and collision body 120 can do the movement of the inner wall close to armored cassette 200, such as the movement of falling object, so that
Collision body 120 hits the inner wall of armored cassette 200.
Above-mentioned armored cassette detection device 100 is for carrying out radial Single Point Blow Up detection to armored cassette 200.Using fixed station
The top half of 110 fixed armored cassettes 200 or lower half portion are so that the inner wall of armored cassette 200 is exposed, and makes collision body
The inner wall of 120 face armored cassettes 200, to be hit by inner wall of the collision body 120 to armored cassette 200 to detect armored cassette
200 explosion-proof performance, compared to traditional detection mode by hitting the outer wall of armored cassette 200, the armored cassette inspection of the application
It surveys device 100 to hit the inner wall of armored cassette 200 using collision body 120, thus in closer 200 real work of armored cassette
Stress when blast impulse is born, radial single-point explosion can be effectively simulated to the percussion of armored cassette 200, improve inspection
The accuracy and reliability of survey.
Referring to Fig. 1 and Fig. 2, mounting portion includes the opening being set on fixed station 110 in one of the embodiments,
111.Opening 111 runs through fixed station 110, and armored cassette 200 and collision body 120 are located at the two sides of fixed station 110 simultaneously
And be oppositely arranged with opening 111, specifically, collision body 120 is located at the two sides up and down of fixed station 110 with armored cassette 200.
Further, be open 111 width be greater than or equal to armored cassette 200 intracavity diameter, be open 111 length also greater than or be equal to
The axial length of armored cassette 200, so that fixed station 110 be avoided to block the inner wall of armored cassette 200 and influence test experience.
Referring to fig. 2-4, mounting portion further includes the connecting hole 112 being set on fixed station 110, further, is open 111
The right and left offers connecting hole 112.Connector 113 is provided in connecting hole 112, connector 113 is for connecting armored cassette
200 mounting flange 210.Specifically, the position of connecting hole 112 and size with the spiral shell on 200 mounting flange 210 of armored cassette
Hole is corresponding.Connecting hole 112 is threaded hole in one of the embodiments, and connector 113 is bolt.It will by connector 113
Armored cassette 200 is fixed on 110 lower section of fixed station, to can also test while testing the explosion-proof performance of armored cassette 200 explosion-proof
The mounting flange 210 of box 200 and the connection reliability of connector 113.
Referring to Fig. 5, the quantity of connecting hole 112 is multiple in one of the embodiments, and multiple connecting holes 112 are kept away from
The direction of mouth 111 is arranged at intervals at the both sides of opening 111, thus for different size, 200 energy of armored cassette of different-diameter size
The connecting hole 112 of corresponding selection suitable position carries out installation fixation, and then improves the versatility of armored cassette detection device 100.
Referring to Fig. 6, in another embodiment, connecting hole 112 is waist-shaped hole, and waist-shaped hole extends towards the direction far from opening 111,
To the position by adjusting connector 113 in waist-shaped hole, so that connector 113 can connect different size, different-diameter
The armored cassette 200 of size, can similarly improve the versatility of armored cassette detection device 100.
With continued reference to Fig. 1, armored cassette detection device 100 further includes support component 130 in one of the embodiments, branch
Support component 130 is arranged on fixed station 110, and support component 130 is connected or separated with collision body 120.Specifically, support component
130 include the pillar 131 connecting with fixed station 110 and the cross bar 132 connecting with pillar 131.Specifically, pillar 131 and solid
Determine platform 110 vertically or near normal connects.Cross bar 132 can be connected or separated with collision body 120.
Further, collision body 120 is connect by connecting rope 121 with cross bar 132, is provided on cross bar 132 for separating
The separation member (not shown) of connecting rope 121 and cross bar 132.Separation member can be cutter or swash in one of the embodiments,
Light cutter, cutter or laser cutter for receive instruction after cut off connecting rope 121 so that collision body 120 can freely under
It falls, hits the inner wall of armored cassette 200.In another embodiment, separation member can be clamper, and clamper is by being clamped and connected
Rope 121 is so that collision body 120 is fixed on cross bar 132, and clamper can unclamp connecting rope 121 after being connected to mutually instruction, so that
120 energy free-falling of collision body is obtained, the inner wall of armored cassette 200 is hit.
Specifically, in one of the embodiments, along far from 110 direction of fixed station, pillar 131 is spaced apart equipped at least two
A mounting hole (not shown), cross bar 132 can be arranged in any mounting hole to connect with supporting 131, thus by by cross bar 132
It is mounted on different mounting holes to adjust the height of cross bar 132, to change the height of drop of collision body 120, and then changes
Impact energy size of the collision body 120 to armored cassette 200.In another embodiment, pillar 131 includes first be flexibly connected
Portion with second, first connect with fixed station 110, and second connect with cross bar 132, and second can do close to or far from fixation
The movement of platform 110, i.e. pillar 131 have Telescopic.Equally change the whereabouts of collision body 120 by telescopic pillar 131
Distance, and then change collision body 120 to the impact energy size of armored cassette 200.Further, it is also possible to by changing collision body 120
Quality and shape to change collision body 120 to the impact energy size and Contact -impact area of armored cassette 200.
It should be noted that there are also other forms for the height of drop of adjustment collision body 120.In other embodiments, explosion-proof
Box detection device further includes the column connecting with fixed station 110 and the spool with the mobile cooperation of column.Specifically, wherein one
In a embodiment, column is provided with sliding slot, and spool is slidably matched by the sliding block being set in sliding slot with column, so that spool
Can be slided along column, so adjust spool to fixed station height.In addition, in another embodiment, column has tooth
Structure is provided with the teeth engaged with rack structure on the circumferential surface of spool, is cooperated by teeth and rack gear, can equally adjust volume
Height of the axis to fixed station.Further, collision body 120 is connect by connecting rope with spool, and spool can furl or discharge connection
Rope.The height of drop that collision body 120 arrives fixed station 110 can be further adjusted by the length difference of connecting rope retracting to spool.
For example, the height that can first pass through adjustment spool to fixed station 110 to carry out coarse adjustment to the height of drop of collision body 120, then exist
To carry out accurate adjustment to the height of drop of collision body 120 by adjusting the length of connecting rope retracting to spool, so improve to anti-
The detection accuracy of quick-fried 200 explosion-proof performance of box.
Referring to Fig. 7, the embodiment of the present application also proposes a kind of test method of armored cassette 200, includes the following steps；
S110: by the fixed armored cassette of the mounting portion of fixed station, and make the inner wall of armored cassette towards collision body；
It specifically, will be explosion-proof in one of the embodiments, using the lower half portion of armored cassette 200 as test sample
The lower half portion of box 200 is fixed on the mounting portion of fixed station 110, and makes the inner wall of armored cassette 200 upward, face collision body
120。
S120: release collision body makes collision body hit the inner wall of armored cassette；
Specifically, collision body 120 is discharged, so that collision body 120 does the movement of the inner wall close to armored cassette 200, such as certainly
By falling, collision body 120 is made to apply impact energy to the inner wall of armored cassette 200.
S130: the armored cassette after being impacted is monitored, judges the explosion-proof performance of armored cassette.
Specifically, can by take pictures or the modes such as optical scanner to after being hit armored cassette carry out Image Acquisition, will be hit
200 image of armored cassette afterwards is compared with 200 image of armored cassette before being hit, and crackle or breakage is observed, if armored cassette
200 broken or penetration of cracks armored cassettes 200, then determine armored cassette 200 fail to bear this highly with collision body 120 under weight freely
Impact force caused by falling bodies, the impact force which can bear are less than in experiment impact caused by collision body 120
Power.
Lower half portion or top half of the above-mentioned armored cassette detection method by the fixed armored cassette 20 of fixed station 110, and make
The inner wall of 120 face armored cassette 200 of collision body, so that being hit by inner wall of the collision body 120 to armored cassette 200 can examine
The explosion-proof performance for surveying armored cassette 200, compared to traditional detection method by hitting the outer wall of armored cassette, the application's is explosion-proof
Box detection method applies impact energy using inner wall of the collision body 120 to armored cassette 200, thus practical closer to armored cassette 200
Stress when blast impulse is born in work, can effectively be simulated radial single-point explosion to the percussion of armored cassette 200, be mentioned
The high accuracy and reliability of detection.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of armored cassette detection device characterized by comprising
Fixed station is provided with the mounting portion for fixing armored cassette；And
There is interval between collision body, with the fixed station, the inner wall of the collision body and the armored cassette be oppositely arranged and
The collision physical efficiency does the movement of the inner wall close to the armored cassette.
2. armored cassette detection device according to claim 1, which is characterized in that the mounting portion is described solid including being opened in
Determine the opening of platform, the opening runs through the fixed station, and the armored cassette and the collision body are located at the fixed station
Two sides and with it is described opening be oppositely arranged.
3. armored cassette detection device according to claim 2, which is characterized in that the mounting portion further include be opened in it is described
Connecting hole on fixed station is equipped with connector in the connecting hole, and the connector is for the Method for Installation with the armored cassette
Orchid connection.
4. armored cassette detection device according to claim 3, it is characterised in that:
The quantity of the connecting hole be it is multiple, multiple connecting holes are arranged at intervals at described open towards the direction far from the opening
The both sides of mouth；Alternatively,
The connecting hole is waist-shaped hole, and the waist-shaped hole extends towards the direction far from the opening.
5. armored cassette detection device according to claim 1, which is characterized in that the armored cassette further include include with it is described
The pillar of fixed station connection and the cross bar connecting with the pillar, the cross bar can be connected or separated with the collision body.
6. armored cassette detection device according to claim 5, which is characterized in that the collision body by connecting rope with it is described
Cross bar connection, the cross bar are provided with the separation member for separating the connecting rope Yu the cross bar.
7. armored cassette detection device according to claim 5, which is characterized in that described along the separate fixed station direction
Pillar spacer offers at least two mounting holes, and the cross bar can be arranged in any mounting hole.
8. armored cassette detection device according to claim 5, which is characterized in that the pillar includes first be flexibly connected
Portion with second, described first connect with the fixed station, and described second connect with the cross bar, and described second can do
Close to or far from the movement of the fixed station.
9. armored cassette detection device according to claim 1, which is characterized in that the armored cassette detection device further include with
The column of the fixed station connection and the spool cooperated with column movement, the collision body pass through connecting rope and the volume
Axis connection, the spool can furl or discharge the connecting rope.
10. a kind of armored cassette detection method, which comprises the following steps:
By the fixed armored cassette of the mounting portion of fixed station, and make the inner wall of the armored cassette towards collision body；
Collision body is discharged, the collision body is made to hit the inner wall of the armored cassette；
The armored cassette after being impacted is monitored, judges the explosion-proof performance of the armored cassette.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361702.5A CN110118914A (en) | 2019-04-30 | 2019-04-30 | Armored cassette detection device and armored cassette detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361702.5A CN110118914A (en) | 2019-04-30 | 2019-04-30 | Armored cassette detection device and armored cassette detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110118914A true CN110118914A (en) | 2019-08-13 |
Family
ID=67520384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910361702.5A Pending CN110118914A (en) | 2019-04-30 | 2019-04-30 | Armored cassette detection device and armored cassette detection method |
Country Status (1)
| Country | Link |
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| CN (1) | CN110118914A (en) |
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