CN108551109A - Safety clamp and high-tension switch cabinet - Google Patents
Safety clamp and high-tension switch cabinet Download PDFInfo
- Publication number
- CN108551109A CN108551109A CN201810396385.6A CN201810396385A CN108551109A CN 108551109 A CN108551109 A CN 108551109A CN 201810396385 A CN201810396385 A CN 201810396385A CN 108551109 A CN108551109 A CN 108551109A
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- Prior art keywords
- folder stick
- stick
- folder
- connecting plate
- clamping component
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- 238000009413 insulation Methods 0.000 claims abstract description 87
- 230000004888 barrier function Effects 0.000 claims abstract description 84
- 238000005452 bending Methods 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000004080 punching Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
- H02B11/04—Isolating-contacts, e.g. mountings or shieldings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/24—Shutters or guards
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Clamps And Clips (AREA)
- Electric Cable Installation (AREA)
Abstract
The present invention relates to technical field of electrical equipment, a kind of safety clamp and high-tension switch cabinet are disclosed.The safety clamp includes the first folder stick and the second folder stick, the first connecting plate, the second connecting plate and limit assembly.Safety clamp and high-tension switch cabinet of the present invention can securely limit moving up and down for insulation barrier and lower insulation barrier, avoid and accidentally open the problem of insulation barrier leads to security risk and occur, improve the job safety of operating personnel.
Description
Technical field
The present invention relates to technical field of electrical equipment, more particularly, to a kind of safety clamp and high-tension switch cabinet.
Background technology
Switchgear (switch cabinet) is a kind of electrical equipment, and switchgear outside line is introduced into master switch in cabinet, so
Enter sub-control switch afterwards, each branch is set according to its needs.Such as instrument, automatic control, motor magnetic switch, various A.C. contactors
Deng some also sets hyperbaric chamber and low-pressure chamber switchgear, is equipped with high voltage bus, such as power plant, and some is additionally provided with mainly to be set to protect
Standby low-frequency load reduction.
The main function of switchgear (switchgear) be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy
During, opened and closed, controlled and protected electrical equipment.Component in switchgear mainly has breaker, disconnecting switch, load
The compositions such as switch, operating mechanism, mutual inductor and various protective devices.There are many sorting technique of switchgear, such as pass through breaker
Mounting means can be divided into withdraw-type switch cabinet and fixed switching cabinet；Or the difference according to cabinet body structure, open type can be divided into
Switchgear, metal closed switch cabinet and metal enclosed armoured switch cabinet；It can be divided into high-voltage switch gear again according to voltage class is different
Cabinet, Medium Voltage Switchgear and low-tension switch cabinet etc..It is primarily adapted for use in power plant, substation, petrochemical industry, metallurgical steel rolling, light industry spinning
It knits, the various different occasions such as industrial enterprise and residential quarters, skyscraper.
It is existing that withdraw-type switch cabinet is often used in substation, in maintenance, after trolley is released switchgear, by
It is still charged in busbar, therefore the upper contact head tape electricity in high-voltage board, for lower contact box because there is the possibility of the anti-power transmission of feeder line, also having can
It can electrification.In this way, if service personnel accidentally opens contact box insulation barrier, just someone will the danger that body gets an electric shock, the country has more
Playing service personnel's mistake opening insulation barrier leads to the case of electric shock injures and deaths, this is a danger present in high-voltage board service work
Point and major safety risks.
Current still no technical measures prevent personnel from accidentally opening contact box baffle in maintenance process, can only fully rely on
The awareness of safety of service personnel itself opens insulation barrier to pay attention to not missing, and is to prevent avoiding safety accident by artificial consciousness
Occur.Self this artificial consciousness is in practical operation especially for being difficult often to have, and operate other portions for new hand
Insulation barrier may also be opened along band when part, so a kind of device that can prevent insulation barrier from accidentally opening is needed, to ensure
The personal safety of service personnel.
Invention content
The purpose of the present invention is to provide a kind of safety clamps, to solve the insulation barrier of switchgear existing in the prior art
It is easy accidentally to be opened there is technical issues that.
The present invention also aims to provide a kind of high-tension switch cabinet, to solve the exhausted of switchgear existing in the prior art
Edge baffle is easy accidentally to be opened there is technical issues that.
Based on above-mentioned first purpose, the present invention provides a kind of safety clamps, including the first folder stick and the second folder stick, the first company
Fishplate bar, the second connecting plate and limit assembly；
The first folder stick and the second folder stick are arranged in a crossed manner, and the first folder stick and the second folder stick are rotated in crossover location
The upper end of connection, the upper end of the first folder stick and the second folder stick is respectively arranged on compress upper insulation barrier first and clamps structure
The lower end of clamping component on part and second, the lower end of the first folder stick and the second folder stick is respectively arranged with the lower insulation barrier of compression
First time clamping component and second time clamping component；
First connecting plate is arranged in the left side of the first folder stick and the second folder stick crossover location, second connection
Plate is arranged on the right side of the first folder stick and the second folder stick crossover location, and the upper end of the first folder stick passes through described first to connect
The lower end of the upper end of fishplate bar, the second folder stick passes through the lower end of the first connecting plate, and first connecting plate can be relative to described
The length direction sliding of first folder stick and the second folder stick；The upper end of the second folder stick passes through the upper end of second connecting plate,
The lower end of the first folder stick passes through the lower end of second connecting plate, and second connecting plate can be relative to described first
Press from both sides the length direction movement of stick and the second folder stick；
The limit assembly setting is on the first folder stick and the second folder stick and can limit the first connecting plate phase
The movement of movement and the second connecting plate relative to the first folder stick and the second folder stick for the first folder stick and the second folder stick.
Further, the first folder stick is identical with the length of the second folder stick, and the crossover location is located at described the
The center of the length direction of one folder stick and the second folder stick.
Further, the first folder stick and the second folder stick are rotatablely connected by shaft；
It is described first folder stick and it is described second folder stick correspond to the crossover location be respectively arranged with perforation the first axis hole and
Second axis hole, the shaft pass sequentially through the first axis hole and the second axis hole.
Further, the length of the shaft is more than the length summation of first axis hole and the second axis hole, the shaft
It is provided with security identifier board on the exposed part outside the first axis hole and the second axis hole.
Further, first connecting plate and second connecting plate are symmetrically set using the crossover location as symmetrical centre
It sets.
Further, the first folder stick and the second folder stick are respectively arranged with outer in the part of the both sides of the crossover location
Screw thread, the both sides that the first folder stick corresponds to the both sides of crossover location and the second folder stick corresponds to crossover location are respectively set limited
Position nut, the external screw thread adaptation of each corresponding folder stick of stop nut, the external screw thread and the stop nut form institute
State limit assembly；
And first presss from both sides stick close to the stop nut of the first folder stick upper end setting and the second folder stick close to the lower end of the second folder stick
The stop nut of setting is respectively positioned on first connecting plate close to the side of the crossover location, and the second folder stick is close to second
The stop nut of folder stick upper end setting and the first folder stick are respectively positioned on described second close to the stop nut of the first folder stick lower end setting
Connecting plate is close to the side of the crossover location.
Further, clamping component is provided in the first folder stick upper end and towards the upper insulation stop on described first
Crotch on the first of the upper edge bending of plate, clamping component is provided in the upper end of the second folder stick and towards institute on described second
State crotch on the second of the upper edge bending of insulation barrier；
First time clamping component is provided in the first folder stick lower end and towards the lower edge of the lower insulation barrier
First time crotch of bending, second time clamping component are provided in the second folder stick lower end and towards the lower insulation stops
Second time crotch of the lower edge bending of plate.
Further, crotch and first time crotch are vertically arranged with the first folder stick respectively on described first, institute
Crotch on second time crotch and described second is stated to be vertically arranged with the second folder stick respectively.
Further, crotch on described first, first time crotch, curved under crotch and described second on described second
Hook is arranged rubber sleeve respectively.
Based on above-mentioned second purpose, the present invention also provides a kind of high-tension switch cabinet, including switch cabinet body and as above
Any one of them safety clamp is stated, the switch cabinet body includes upper contact head box and lower contact box, the top of the upper contact head box
It is provided with insulation barrier, is provided with lower insulation barrier below the lower contact box, clamping component and second on described first
Upper clamping component is pressed respectively against in the upper edge of the upper insulation barrier, first time clamping component and second time clamping component point
It is not pressed in the lower edge of the lower insulation barrier.
Compared with prior art, beneficial effects of the present invention are：
Safety clamp provided by the invention, including the first folder stick and the second folder stick, the first connecting plate, the second connecting plate and limit
Component；
The first folder stick and the second folder stick are arranged in a crossed manner, and the first folder stick and the second folder stick are rotated in crossover location
The upper end of connection, the upper end of the first folder stick and the second folder stick is respectively arranged on compress upper insulation barrier first and clamps structure
The lower end of clamping component on part and second, the lower end of the first folder stick and the second folder stick is respectively arranged with the lower insulation barrier of compression
First time clamping component and second time clamping component；The first connecting plate setting is handed in the first folder stick and the second folder stick
The left side that vent is set, second connecting plate are arranged on the right side of the first folder stick and the second folder stick crossover location, and described the
The upper end of one folder stick passes through the upper end of first connecting plate, the lower end of the second folder stick to pass through the lower end of the first connecting plate, and institute
Stating the first connecting plate can be relative to the length direction sliding of the first folder stick and the second folder stick；The upper end of the second folder stick
Across the upper end of second connecting plate, the lower end of the first folder stick passes through the lower end of second connecting plate, and described the
Two connecting plates can be relative to the length direction movement of the first folder stick and the second folder stick；The limit assembly is arranged described
On first folder stick and the second folder stick and shifting of first connecting plate relative to the first folder stick and the second folder stick can be limited
Movement of dynamic and the second connecting plate relative to the first folder stick and the second folder stick.
Safety clamp of the present invention adjusts the first folder stick and second by the position of mobile first connecting plate and the second connecting plate
Folder stick is opened away from so as to make clamping component and second on first by the position for adjusting the first connecting plate and the second connecting plate
Upper clamping component compresses the upper edge of upper insulation barrier, and first time clamping component and second time clamping component are depressed under insulation barrier
Edge.In this way, by coordinating the lower limit for the upper insulation barrier having inside cabinet in itself and lower insulation barrier itself to have
Upper limit, safety clamp of the present invention can securely limit moving up and down for insulation barrier and lower insulation barrier.In this way, in maintenance people
When member is overhauled, first passes through safety clamp of the present invention and upper insulation barrier and lower insulation barrier are fixed, so that it may effectively to keep away
Exempting from accidentally opening insulation barrier leads to the generation of electric shock problem, improves the job safety of operating personnel.
High-tension switch cabinet provided by the invention, including switch cabinet body and safety clamp described in any one of the above embodiments, it is described
Switch cabinet body includes upper contact head box and lower contact box, and insulation barrier is provided with above the upper contact head box, described lower tactile
Be provided with lower insulation barrier below head cartridge, on described first on clamping component and second clamping component be pressed respectively against it is described it is upper absolutely
In the upper edge of edge baffle, first time clamping component and second time clamping component are pressed respectively against the lower edge of the lower insulation barrier
On.
High-tension switch cabinet provided by the invention and safety clamp provided by the invention advantageous effect having the same are all to realize
Upper insulation barrier and lower insulation barrier being fixedly secured in maintenance, effectively avoiding accidentally opening insulation barrier leads to electric shock problem
Generation, improve the job safety of operating personnel.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the schematic diagram of safety clamp of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the first folder stick of safety clamp of the embodiment of the present invention；
Fig. 3 is that the schematic diagram of rubber sleeve is arranged in the first folder stick of safety clamp of the embodiment of the present invention；
Fig. 4 is the portions the A enlarged drawing of Fig. 2.
Icon：1- first presss from both sides stick；Crotch on 11- first；First time crotch of 12-；The first axis holes of 13-；2- second presss from both sides stick；
Crotch on 21- second；Second time crotch of 22-；The first connecting plates of 3-；The second connecting plates of 4-；5- punching pins；6- stop nuts；
The first nuts of 61-；The second nuts of 62-；7- external screw threads；8- rubber sleeves.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that such as occur term "center", "upper", "lower", "left", "right",
The orientation or positional relationship of "vertical", "horizontal", "inner", "outside" etc., instruction is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, such as there is art
Language " first ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " peace such as occur
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Referring to shown in Fig. 1-4, present embodiments providing a kind of safety clamp, including the first folder stick 1 and second presss from both sides stick 2, first
Connecting plate 3, the second connecting plate 4 and limit assembly.
Wherein, the first folder stick 1 and second presss from both sides stick 2 and intersects in the setting of " X " type, and the first folder stick 1 and second presss from both sides
Stick 2 is rotatablely connected in crossover location, and it is upper exhausted that the upper end of the upper end of the first folder stick 1 and the second folder stick 2 is respectively arranged with compression
Clamping component on clamping component and second on the first of edge baffle, the lower end point of the lower end of the first folder stick 1 and the second folder stick 2
It is not provided with the first time clamping component and second time clamping component for compressing lower insulation barrier.
First connecting plate 3 is vertically arranged in the left side that the first folder stick 1 and second presss from both sides 2 crossover location of stick, described
Second connecting plate 4 is vertically arranged in the right side that the first folder stick 1 and second presss from both sides 2 crossover location of stick, the upper end of the first connecting plate 3
It is respectively arranged with pilot hole and second time pilot hole on first with lower end, the top and bottom of second connecting plate 4 are set respectively
It is equipped with pilot hole and first time pilot hole on second.The upper end of the first folder stick 1 passes through the upper end of first connecting plate 3
Pilot hole on first, the second folder stick 2 lower end pass through the first connecting plate 3 lower end second time pilot hole, and first company
Fishplate bar 3 can press from both sides 2 free skating of stick by the relatively described first folder stick 1 and second of pilot hole on first and second time pilot hole respectively
Dynamic, the upper end of the second folder stick 2 passes through pilot hole, described first on the second of the upper end of second connecting plate 4 to press from both sides stick 1
Lower end passes through first time pilot hole of the lower end of second connecting plate 4, and second connecting plate 4 can pass through second respectively
Upper pilot hole and first time pilot hole are free to slide relative to the first folder stick 1 and second folder stick 2.
The limit assembly setting presss from both sides on stick 2 in the first folder stick 1 and second and can limit first connecting plate 3
Stick 2 is pressed from both sides relative to the first folder stick 1 and second, the second connecting plate 4 presss from both sides the free to slide of stick 2 relative to the first folder stick 1 and second.
It is understood that first connecting plate 3 and the second connecting plate 4 of the present embodiment are for the first folder of control stick 1 respectively
With second folder stick 2 the both sides of crossover location open away from, specifically open away from adjusting, be by connecting plate along folder stick length side
To mobile realization：First connecting plate 3 and the second connecting plate 4 are remoter away from the crossover location, and the first folder stick 1 and second presss from both sides stick
2 aperture is smaller, correspondingly, clamping framework and first time clamping component and second time clamping on first on clamping component and second
The vertical spacing of component is smaller.
The effect of limit assembly is in the first connecting plate 3 and the movement of the second connecting plate 4 in place (namely in the first connecting plate 3
First folder stick 1 and second is pressed from both sides into opening for stick 2 with the second connecting plate 4 and arrives required position away from adjusting) after, by the first connecting plate 3, second
Connecting plate 4 presss from both sides stick 2 with the first folder stick 1, second and is relatively fixed, and prevents opening away from variation for the first folder stick 1 and second folder stick 2.
Clamping component is used to compress insulation barrier on clamping component and second on the first of the present embodiment safety clamp
Edge, first time clamping component and second time clamping component are used to compress the lower edge of lower insulation barrier.Above-mentioned connecting plate opens folder stick
Away from adjusting, it is intended that so that clamping component is pressed in the upper edge of insulation barrier,
First time clamping component and second time clamping component can be pressed in the lower edge of lower insulation barrier；The purpose of limit assembly is,
Clamping component is pressed in the upper edge of insulation barrier, first time clamping component and second time clamping on clamping component and second on first
Component be pressed in lower insulation barrier it is lower along when will press from both sides the opening away from locking of stick, also will clamp structure on clamping component on first and second
Part is locked at the upper edge of insulation barrier, first time clamping component and second time clamping component and is locked under lower insulation barrier
Edge.
In practical application, upper insulation barrier and lower insulation barrier are arranged in high-tension switch cabinet, and upper insulation barrier itself has
There are one lower limit, therefore lower insulation barrier can be limited with lowest order (being contacted with lower limit) and move up；Lower insulation barrier
Tool itself is there are one lower limit, therefore lower insulation barrier can be limited with highest order (being contacted with upper limit) and move down.In this way,
If upper insulation barrier and lower insulation barrier do not fix, and arbitrarily move up and down, in high-voltage board when dangerous high pressure,
It can cause personal injury.
The present embodiment safety clamp is transported upwards by the upper insulation barrier of clamping component limitation on clamping component and second on first
It is dynamic, time insulation barrier is limited by first time clamping component and second time clamping component and is moved downward, with closing insulation barrier
Upper insulation barrier and lower insulation barrier can fix up and down by the upper limit of lower limit and lower insulation barrier, avoid behaviour
Make personnel and overhauling the occurrence of mistiming opens insulation barrier, completely eliminates considerable safety of the high-tension switch cabinet in maintenance
Hidden danger protects the personal safety of service personnel.
The present embodiment safety clamp, can be as shown in Figure 1, select the identical first folder stick 1 of length and the second folder stick
2, and using the center of the length direction of the first folder folder stick 2 of stick 1 and second as the crossover location, meanwhile, first connection
Plate 3 and second connecting plate 4 are symmetrical arranged by symmetrical centre of the crossover location.
It is understood that stick 2 is pressed from both sides using the first isometric folder stick 1 and second, and using the center of its length direction as axis
The heart is rotatablely connected, and can easily ensure that the upper end of the first folder stick 1 presss from both sides at a distance from the crossover location with described second
The upper end of stick 2 is identical at a distance from the crossover location, the lower end of the second folder stick 2 is at a distance from the crossover location and institute
The lower end for stating the second folder stick 2 is identical at a distance from the crossover location；That is, adjusting safety clamp folder in use convenient
Stick is opened away from being allowed to match with upper and lower insulation barrier.
As the alternative embodiment of the present invention, the first folder stick 1 and second presss from both sides stick 2 and shaft rotation connection can be used.Institute
It states the first folder stick 1 and the second folder stick 2 corresponds to the first axis hole 13 and the second axis that the crossover location is respectively arranged with perforation
Hole, the shaft pass sequentially through the first axis hole 13 and the second axis hole.Given in Fig. 2 be the first folder stick 1 schematic diagram, wherein
The structure of two folder sticks 2 is identical as the first folder stick 1.
It wherein, can be by the first folder stick 1 and the in order to avoid difference in height occur in the first folder stick both ends and the second folder stick both ends
Two folder sticks 2 close to crossover location barred body along the axial direction of axis hole flattened after be rotatablely connected again using shaft.
Punching pin 5 may be used in shaft described above.Using shaft connection by the way of, not only realize two folder sticks around
Axis is oppositely arranged, and simple in structure, easy for installation；First folder stick and second folder stick crossover location barred body along axis hole axis
To being flattened, the hole length of such axis hole shortens, and need not use too long of punching pin that can realize the rotation of two folder sticks
Connection, meanwhile, solve the problems, such as that the first folder stick and the second folder stick both ends difference in height are excessive.
Preferably, the length of punching pin 5 is more than the length summation of first axis hole, 13 and second axis hole, such punching
Pin 5 there is the exposed part outside the first axis hole 13 and the second axis hole, can be hanged on 5 exposed part of punching pin
Hang security identifier board (not marked in figure).
It is needing to illustrate but, about 2 centimetres or so of the exposed length in outer portion of punching pin 5, on safety clamp
Be arranged security identifier board, can remind operating personnel should not maloperation insulation barrier is opened, further prevent security risk
Occur.
As a preferred embodiment of limit assembly of the present invention, the first folder stick 1 and second presss from both sides stick 2 in the intersection
The part of the both sides of position is respectively arranged with external screw thread 7, and the first folder stick 1 corresponds to both sides and the second folder stick of crossover location
The both sides of 2 correspondence crossover locations are respectively arranged with stop nut 6, the external screw thread 7 on the corresponding folder stick of each stop nut 6
Adaptation.
For the convenience of description, will be close to the stop nut 6 of 1 upper end of the first folder stick and the limit close to the second 2 lower end of folder stick
Nut 6 is defined as the first nut 61, will be close to the stop nut 6 of 2 upper end of the second folder stick and the limit close to the first 1 lower end of folder stick
Nut 6 is defined as the second nut 62.
The setting of first nut 61 is in the first connecting plate 3 close to axle center (and the first folder stick 1 and second presss from both sides the crosspoint of stick 2)
Side, the second nut 62 setting the second connecting plate 4 close to axle center (and first folder stick 1 and second press from both sides stick 2 crosspoint)
Side.
Wherein, the external screw thread 7 of every side of every folder stick can be covered from axle center to pressing from both sides 1/2 (namely every of stick end
Folder stick with center to both ends cover externally threaded total length account for every folder stick length 1/2), with facilitate out away from adjusting.
It is understood that coordinate corresponding external screw thread 7 to be used as limit assembly using the first nut 61 and the second nut 62,
It only needs that stop nut 6, the first nut 61 top is arranged close to the side in axle center in the first connecting plate 3 and the second connecting plate 4
Firmly the first connecting plate 3, the second nut 62 withstand the second connecting plate 4, you can fix the aperture for pressing from both sides stick.With easy to adjust, knot
The simple advantage of structure.
Clamping component is provided in first folder 1 upper end of stick and towards described on described the first of the present embodiment safety clamp
Crotch 11 on the first of the upper edge bending of upper insulation barrier, clamping component is provided in the second folder stick 2 on described second
Upper end and towards the upper edge of the upper insulation barrier bending second on crotch 21；First time clamping component is provided in institute
The first time crotch 12 stated 1 lower end of the first folder stick and be bent towards the lower edge of the lower insulation barrier, second time clamping structure
Second time crotch 22 that part is provided in second folder 2 lower end of stick and is bent towards the lower edge of the lower insulation barrier.
As a kind of optional form, crotch 11 and first time crotch 12 press from both sides stick 1 with described first on described first
It is vertically arranged, crotch 21 is vertically arranged with the second folder stick 2 on second time crotch 22 and described second.
It is understood that crotch 11 and first time crotch 12 can be directly with the first folder sticks 1 on the first of the present embodiment
Both ends bend, crotch 21 can be directly with the both ends point of the second folder stick 2 on second time crotch 22 and described second
It does not bend.About 3 centimetres or so of the length of general each crotch.Using crotch as clamping component, simple in structure,
It is easy to make.
Preferably, crotch 11 on described first, first time crotch 12, crotch 21 and described second on described second
Lower crotch 22 is arranged rubber sleeve 8 respectively.Rubber sleeve 8 can increase the frictional force of crotch and insulation barrier, further strengthen folder
Tight effect.
The present embodiment safety clamp is used when high-voltage safety cabinet overhauls, and when specifically used, is first distinguished each stop nut 6
It is screwed at axle center, the first folder stick 1 and second, which is pressed from both sides stick 2, to be opened, and is pressed respectively with crotch 21 on crotch on first 11 and second
It is pressed respectively against the lower edge of lower insulation barrier in the upper edge of upper insulation barrier, first time crotch 12 and second time crotch 22；It again will be every
A stop nut 6 is from axle center to the end moving in rotation of its corresponding folder stick, after so that each stop nut 6 is held out against connecting plate, peace
Four crotches pressed from both sides entirely can clamp upper and lower insulation barrier, due to the common limitation by connecting plate and stop nut 6, after fixed
Folder stick both ends open away from can not expand, insulation barrier is also restricted from opening up and down.
When needing to take out safety clamp after the completion of work, safety clamp can entirely be pulled out, or stop nut 6 is retreated to close
At axle center, you can unclamp folder stick both ends.
In conclusion the insulation barrier of high-tension switch cabinet can be fixedly clamped in closed state, behaviour by safety clamp of the present invention
Insulation barrier can not be opened by making personnel, while security identifier board can be hung on safety clamp, more improve service personnel to the danger
The consciousness of point.Safety clamp of the present invention uses " X " type structure, simple in structure, whole light and handy, can be simple and convenient using triangle law
Adjusting safety clamp open away from, eliminate service personnel accidentally open insulation barrier major safety risks, ensure that operating personnel
Safety.
Embodiment two
The present embodiment provides a kind of high-tension switch cabinet, including the safety clamp described in switch cabinet body and embodiment one.Institute
It is existing common high-tension switch cabinet to state switch cabinet body comprising upper contact head box and lower contact box, the upper contact head box
Top is provided with insulation barrier, and lower insulation barrier is provided with below the lower contact box.
Clamping component is pressed respectively against in the upper edge of the upper insulation barrier on clamping component and second on the first of safety clamp,
First time clamping component and second time clamping component are pressed respectively against in the lower edge of the lower insulation barrier.
Possessed advantage is identical compared with the existing technology with safety clamp provided by the invention for the present embodiment high-tension switch cabinet,
Details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of safety clamp, which is characterized in that including the first folder stick and the second folder stick, the first connecting plate, the second connecting plate and limit
Hyte part；
The first folder stick and the second folder stick are arranged in a crossed manner, and the first folder stick and the second folder stick rotate in crossover location and connect
It connects, the upper end of the upper end of the first folder stick and the second folder stick is respectively arranged with clamping component on compress upper insulation barrier first
With second on clamping component, the lower end of the lower end of the first folder stick and the second folder stick, which is respectively arranged with, compresses lower insulation barrier
First time clamping component and second time clamping component；
First connecting plate is arranged in the left side of the first folder stick and the second folder stick crossover location, and second connecting plate is set
It sets on the right side of the first folder stick and the second folder stick crossover location, the upper end of the first folder stick passes through first connecting plate
Upper end, the lower end of the second folder stick passes through the lower end of the first connecting plate, and first connecting plate can be relative to described first
Press from both sides the length direction sliding of stick and the second folder stick；The upper end of the second folder stick passes through the upper end of second connecting plate, described
The lower end of first folder stick passes through the lower end of second connecting plate, and second connecting plate can be relative to the first folder stick
With the length direction movement of the second folder stick；
Limit assembly setting on the first folder stick and the second folder stick and can limit first connecting plate relative to
Movement of the movement and the second connecting plate of the first folder stick and the second folder stick relative to the first folder stick and the second folder stick.
2. safety clamp according to claim 1, which is characterized in that the length phase of the first folder stick and the second folder stick
Together, the crossover location is located at the center for the length direction that described first presss from both sides stick and the second folder stick.
3. safety clamp according to claim 1 or 2, which is characterized in that the first folder stick and the second folder stick pass through shaft
Rotation connection；
The first folder stick and the second folder stick correspond to the first axis hole and second that the crossover location is respectively arranged with perforation
Axis hole, the shaft pass sequentially through the first axis hole and the second axis hole.
4. safety clamp according to claim 3, which is characterized in that the length of the shaft is more than first axis hole and the
The length summation of two axis holes, the shaft are provided with security identifier board on the exposed part outside the first axis hole and the second axis hole.
5. safety clamp according to claim 2, which is characterized in that first connecting plate and second connecting plate are with institute
Crossover location is stated to be symmetrical arranged for symmetrical centre.
6. safety clamp according to claim 1, which is characterized in that the first folder stick and the second folder stick are in the intersection position
The part for the both sides set is respectively arranged with external screw thread, and the first folder stick corresponds to the both sides of crossover location and the second folder stick corresponds to
The both sides of crossover location are respectively arranged with stop nut, and the external screw thread adaptation of each corresponding folder stick of stop nut is described outer
Screw thread and the stop nut form the limit assembly；
And first presss from both sides the lower end setting that stick presss from both sides stick close to the stop nut of the first folder stick upper end setting and the second folder stick close to second
Stop nut be respectively positioned on first connecting plate close to the side of the crossover location, the second folder stick is close to the second folder stick
The stop nut of upper end setting and the first folder stick are respectively positioned on second connection close to the stop nut of the first folder stick lower end setting
Plate is close to the side of the crossover location.
7. safety clamp according to claim 1, which is characterized in that clamping component is provided in described first on described first
Press from both sides stick upper end and towards the bending of the upper edge of the upper insulation barrier first on crotch, clamping component is provided on described second
Crotch on the upper end of the second folder stick and second towards the bending of the upper edge of the upper insulation barrier；
First time clamping component is provided in the first folder stick lower end and is bent towards the lower edge of the lower insulation barrier
First time crotch, second time clamping component be provided in second folder stick lower end and towards the lower insulation barrier
Second time crotch of lower edge bending.
8. safety clamp according to claim 7, which is characterized in that crotch and first time crotch difference on described first
It is vertically arranged with the first folder stick, crotch presss from both sides that stick is vertical sets with described second respectively on second time crotch and described second
It sets.
9. safety clamp according to claim 7 or 8, which is characterized in that crotch on described first, first time crotch,
Crotch and second time crotch are arranged rubber sleeve respectively on described second.
10. a kind of high-tension switch cabinet, which is characterized in that including switch cabinet body and such as claim 1-9 any one of them
Safety clamp, the switch cabinet body include upper contact head box and lower contact box, and insulation stop is provided with above the upper contact head box
Plate, is provided with lower insulation barrier below the lower contact box, clamping component difference on clamping component and second on described first
Be pressed in the upper edge of the upper insulation barrier, first time clamping component and second time clamping component be pressed respectively against it is described it is lower absolutely
In the lower edge of edge baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810396385.6A CN108551109B (en) | 2018-04-27 | 2018-04-27 | Safety clamp and high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810396385.6A CN108551109B (en) | 2018-04-27 | 2018-04-27 | Safety clamp and high-voltage switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108551109A true CN108551109A (en) | 2018-09-18 |
| CN108551109B CN108551109B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810396385.6A Active CN108551109B (en) | 2018-04-27 | 2018-04-27 | Safety clamp and high-voltage switch cabinet |
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| CN (1) | CN108551109B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728780A (en) * | 2009-12-21 | 2010-06-09 | 安徽鑫龙电器股份有限公司 | Grounding device of metal-clad moveable high-voltage switchgear |
| CN102097761A (en) * | 2010-12-22 | 2011-06-15 | 安徽省电力公司黄山供电公司 | Electric shock prevention cart for high voltage switch cabinet |
| CN202308876U (en) * | 2011-10-13 | 2012-07-04 | 吉林省电力有限公司长春供电公司 | Insulated baffle plate for preventing mistakenly getting electric shock in 10KV trolley switch cabinet |
| CN204972523U (en) * | 2015-08-17 | 2016-01-20 | 广东百合医疗科技股份有限公司 | Y type safety indwelling needle |
| CN208046085U (en) * | 2018-04-27 | 2018-11-02 | 广东电网有限责任公司 | Safety clamp and high-tension switch cabinet |
-
2018
- 2018-04-27 CN CN201810396385.6A patent/CN108551109B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728780A (en) * | 2009-12-21 | 2010-06-09 | 安徽鑫龙电器股份有限公司 | Grounding device of metal-clad moveable high-voltage switchgear |
| CN102097761A (en) * | 2010-12-22 | 2011-06-15 | 安徽省电力公司黄山供电公司 | Electric shock prevention cart for high voltage switch cabinet |
| CN202308876U (en) * | 2011-10-13 | 2012-07-04 | 吉林省电力有限公司长春供电公司 | Insulated baffle plate for preventing mistakenly getting electric shock in 10KV trolley switch cabinet |
| CN204972523U (en) * | 2015-08-17 | 2016-01-20 | 广东百合医疗科技股份有限公司 | Y type safety indwelling needle |
| CN208046085U (en) * | 2018-04-27 | 2018-11-02 | 广东电网有限责任公司 | Safety clamp and high-tension switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108551109B (en) | 2024-01-05 |
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