High-voltage earthing rod
Technical field
The present invention relates to power transmission facility technical field, in particular to high-voltage earthing rod.
Background technology
In the work progress of high-tension electricity conveying circuit, for the sake of security, it is necessary to safety high-pressure drop bar to applying
Constructed again after work line-to-ground.Its operating process:The electricity of this working line is cut off first, and then being examined with electroscope has
Without electricity, it is determined that after without electricity, hanging earthing conductor, to ensure the safety of the personnel in construction, but in hanging earthing conductor, high-tension line ratio
It is more smooth or there is dust to cause actually to be grounded.During outdoor overhead operation, rocking caused by natural wind or construction may make height
The displacement of pressure drop bar releases, and influences to be grounded quality, causes hidden danger.
In addition, clamping between the clamp body and movable clip block of existing elastic force high-voltage earthing rod and unclamping need by
The handle for the lever form being arranged on major insulation bar.Because handle is exposed, on the one hand easily trigger maloperation, influence completely,
On the other hand, larger space is taken, is unfavorable for carrying.
The content of the invention
For overcome the deficiencies in the prior art, the invention provides high-voltage earthing rod.Specifically, its technical scheme is as follows:
A kind of high-voltage earthing rod, including clamp body, movable clip block, fixture block connecting pole, fixed cover, movable sleeve, cam, thick stick
Bar, central shaft, the first spring, major insulation bar, the first end of the clamp body are fixedly connected with the fixed cover, the clamp
Grasping part is formed between second end of main body and the movable clip block, activity is located in the work to the fixture block connecting pole successively
In dynamic set, the fixed cover, first spring is socketed on the fixture block connecting pole, first spring both ends in compression
The movable sleeve and the movable clip block are contacted respectively, the first end of the fixture block connecting pole is fixedly connected with the movable clip block,
The stopper slot and limited block being mutually matched are provided between second end of the fixture block connecting pole and the major insulation bar, in described
Mandrel is arranged on the fixed cover, and the lever is arranged on the central shaft and around the central axis, the lever
Head be configured to unclamp or lock the movable sleeve, the major insulation bar is connected the cam and described in driving
Cam rotation, the afterbody of the lever are configured under the drive of the cam relative to the central axis.
As the improvement to technical scheme, the high-voltage earthing rod also includes shell, and multiple shapes are provided with the shell
The installation portion that shape matches with the clamp body, the fixed cover and the movable sleeve respectively.
As the improvement to technical scheme, the shell includes the first half-shell and the second half-shell being detachably connected, described
Installation portion includes being formed in the first half-shell and the second half-shell upper shed and arc.
As the improvement to technical scheme, the high-voltage earthing rod also includes second bullet equal with the center number of axle
Spring, second spring are torsion spring structure, and second spring is socketed on the central shaft, reset required for providing the lever
Power.
As the improvement to technical scheme, the head of the lever and afterbody are platy structure, the head of the lever
Connected between the afterbody of the lever by two side plates, be provided between two side plates and be used to wear the fixed cover
Opening, the quantity of the central shaft is two, and each side plate is located on a central shaft.
As the improvement to technical scheme, the afterbody of the lever is arranged on the outside of the cam, and positioned at described convex
On the movement locus of wheel.
As the improvement to technical scheme, the outer peripheral face of the movable sleeve sets fluted, the head setting of the lever
In the groove.
As the improvement to technical scheme, the first end of the clamp body is tube-in-tube structure, the of the clamp body
One end is arranged between the fixed cover and the movable sleeve, and the fixture block connecting pole is located in the first end of the clamp body
It is interior.
As the improvement to technical scheme, the second end of the fixture block connecting pole sets the stopper slot, the major insulation
One end of pole face to the fixture block connecting pole is provided with adapter assembly, and the adapter assembly includes the limited block, described spacing
When block is located in the stopper slot, the slip of the fixture block connecting pole is restricted.
As the improvement to technical scheme, the major insulation bar is provided with grip away from one end of the fixture block connecting pole.
The present invention at least has the advantages that:
The invention provides a kind of high-voltage earthing rod, including clamp body, movable clip block, fixture block connecting pole, fixed cover, work
Dynamic set, cam, lever, central shaft, the first spring, major insulation bar, the first end of clamp body are fixedly connected with fixed cover, clamp
Grasping part is formed between second end of main body and movable clip block, activity is located in movable sleeve, fixed cover to fixture block connecting pole successively
In, the first spring is socketed on fixture block connecting pole, and the first spring contacts movable sleeve and movable clip block in both ends respectively in compression, presss from both sides
The first end of block connecting pole is fixedly connected with movable clip block, and mutual is provided between the second end of fixture block connecting pole and major insulation bar
The stopper slot and limited block matched somebody with somebody, central shaft are arranged on fixed cover, and lever is installed on center shaft and around central axis, lever
Head be configured to unclamp or lock movable sleeve, major insulation bar drive connection cam simultaneously drives cam rotation, lever
Afterbody is configured under the drive of cam relative to central axis.
According to the high-voltage earthing rod, high-voltage earthing rod first spring before work is in its pre-compressed state, when needing to clamp
During conductor, it is no longer necessary to multiple rotary high-voltage earthing rod or other complex operations, it is only necessary to rotate major insulation bar, make limited block from
Depart from the stopper slot at the end of fixture block connecting pole second, fixture block connecting pole just can be under the elastic force effect of the first spring, drive activity
Fixture block clamps conductor.When needing to unclamp conductor, major insulation bar, cam concomitant rotation, when cam rotation to predetermined angle are rotated
When, will shifting lever, make lever around central axis, when rotating, the head of lever is configured to unclamp and lived lever
Dynamic set so that movable clip block unclamps conductor.On the one hand maloperation can be reduced, improves security, on the other hand, space-consuming
It is small, beneficial to carrying.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the overall schematic of mesohigh drop bar of the embodiment of the present invention;
Fig. 2 is Fig. 1 partial exploded view;
Fig. 3 is the partial sectional view of mesohigh drop bar of the embodiment of the present invention;
Fig. 4 is the schematic diagram of lever in the embodiment of the present invention;
Fig. 5 is the schematic diagram of fixture block connecting pole in the embodiment of the present invention;
Fig. 6 is the schematic diagram of cam of the embodiment of the present invention.
Main element symbol description:
100- high-voltage earthing rods;101- clamp bodies;102- shells;103- movable clip blocks;104- movable sleeves;105- master is exhausted
Edge bar;106- grips;The springs of 107- first;108- fixed covers;109- levers;The head of 1091- levers;The tail of 1092- levers
Portion;The side plates of 1093- first;The side plates of 1094- second;110- cams;111- fixture block connecting poles;1111- stopper slots;114- is spacing
Block.
Embodiment
Hereinafter, various embodiments of the present invention will be described more fully.The present invention can have various embodiments, and
It can adjust and change wherein.It should be understood, however, that:It is limited to spy disclosed herein in the absence of by various embodiments of the present invention
Determine the intention of embodiment, but should invention is construed as covering falling into the spirit and scope of various embodiments of the present invention
All adjustment, equivalent and/or alternatives.
Hereinafter, disclosed in the term " comprising " that can be used in various embodiments of the present invention or " may include " instruction
Function, operation or the presence of element, and do not limit the increase of one or more functions, operation or element.In addition, such as exist
Used in various embodiments of the present invention, term " comprising ", " having " and its cognate are meant only to represent special characteristic, number
Word, step, operation, the combination of element, component or foregoing item, and be understood not to exclude first one or more other
Feature, numeral, step, operation, element, component or foregoing item combination presence or one or more features of increase, numeral,
Step, operation, element, component or foregoing item combination possibility.
In various embodiments of the present invention, stating "or" or " at least one in A or/and B " includes what is listed file names with
Any combinations of word or all combinations.For example, " A or B " or " at least one in A or/and B " may include A, may include for statement
B may include A and B both.
The statement (" first ", " second " etc.) used in various embodiments of the present invention can be modified in various implementations
Various element in example, but respective sets can not be limited into element.For example, presented above be not intended to limit the suitable of the element
Sequence and/or importance.The purpose presented above for being only used for differentiating an element and other elements.For example, the first user fills
Put and indicate different user device with second user device, although the two is all user's set.For example, each of the present invention is not being departed from
In the case of the scope of kind embodiment, the first element is referred to alternatively as the second element, and similarly, the second element is also referred to as first
Element.
It should be noted that:In the present invention, unless otherwise clear and definite regulation and definition, the art such as " installation ", " connection ", " fixation "
Language should be interpreted broadly, for example, it may be being fixedly connected, can also be detachably connected or be integrally connected;It can be machine
Tool connects or electrical connection;Can be directly connected to, and can be indirectly connected by intermediary;It can be two
The connection of element internal.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
In the present invention, one of ordinary skill in the art is it is to be appreciated that indicating position or position relationship in text
Term be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description, without
It is instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.
The term used in various embodiments of the present invention is only used for describing the purpose of specific embodiment and not anticipated
In limitation various embodiments of the present invention.As used herein, singulative is intended to also include plural form, unless context is clear
Chu it is indicated otherwise.Unless otherwise defined, all terms (including the technical term and scientific terminology) tool being otherwise used herein
There is the implication identical implication being generally understood that with various embodiments of the present invention one skilled in the art.The term
(term such as limited in the dictionary typically used) is to be interpreted as having and the situational meaning in correlative technology field
Identical implication and the implication with Utopian implication or overly formal will be not construed as, unless in the various of the present invention
It is clearly defined in embodiment.
Embodiment
Fig. 1, Fig. 2 and Fig. 3 are referred to, this implementation provides a kind of high-voltage earthing rod 100, in maintenance power transmission cable
When, power transmission cable is grounded.Specifically, high-voltage earthing rod 100 includes clamp body 101, movable clip block 103, fixture block connecting pole
111st, fixed cover 108, movable sleeve 104, cam 110, lever 109, central shaft, the first spring 107, major insulation bar 105.
In the present embodiment, clamp body 101 is one of primary structure of high-voltage earthing rod 100, as a kind of preferable
Clamp body 101, the second end of clamp body 101 have kink, and the kink is used to be matched for clamping tightly with movable clip block 103.
Preferably, the first end of clamp body 101 is tube-in-tube structure, and the first end of clamp body 101 is arranged on fixed cover
Between 108 and movable sleeve 104.
In the present embodiment, clamp body 101 is metal material.Preferably, its material uses steel or aluminium alloy,
Such as No. 6061 aluminium etc..
Preferably, the surface of the kink and cable contact is provided with semi-circular recesses, for accommodating cable.
Preferably, movable clip block 103 is provided with lines, such as ripple with the surface with cable contact, for increasing activity
Fixture block 103 and the frictional force between cable.Preferably, folder movable clip block 103 is metal material, such as steel, aluminium alloy etc..
In the present embodiment, the first end of clamp body 101 is fixedly connected with fixed cover 108, and the second of clamp body 101
Grasping part is formed between end and movable clip block 103.Movable clip block 103 may be located remotely from or second close to clamp body 101
The kink at end, it is possible thereby to clamp or unclamp cable.
Fixture block connecting pole 111 is located in movable sleeve 104, fixed cover 108 successively, when the first end of clamp body 101 is
During tube-in-tube structure, fixture block connecting pole 111 is located in movable sleeve 104, the first end of clamp body 101, fixed cover 108 successively.
First spring 107 is socketed on fixture block connecting pole 111, and the first spring 107 both ends in compression contact movable sleeve 104 and lived respectively
Dynamic fixture block 103, the first end of fixture block connecting pole 111 are fixedly connected with movable clip block 103.Thus, when movable sleeve 104 moves, just
By the first spring 107 movable clip block 103 can be driven to move.Meanwhile the 107 compressed movable clip block 103 that provides of the first spring moves
Dynamic required tension force.
Mode preferably is fixedly connected with as one kind between the first end and movable clip block 103 of fixture block connecting pole 111, it is living
Through hole is provided with dynamic fixture block 103, the first end of connecting pole is provided with screwed hole, can be by wearing screw by first end and activity
Fixture block 103 is fixedly connected.
Mode preferably is fixedly connected with as the another kind between the first end and movable clip block 103 of fixture block connecting pole 111,
The two is structure as a whole, such as welds together.
In the present embodiment, central shaft is arranged on fixed cover 108, and lever 109 is installed on center shaft and around central shaft
Rotate, the stopper slot 1111 and limited block being mutually matched are provided between the second end of fixture block connecting pole 111 and major insulation bar 105
114, the drive connection cam 110 of major insulation bar 105 simultaneously rotates with moving cam 110, and the head 1091 of lever is configured to pine
Movable sleeve is opened or locks, the afterbody 1092 of lever is configured under the drive of cam 110 relative to central axis.
Preferably, high-voltage earthing rod 100 also includes shell 102, be provided with shell 102 multiple shapes respectively with clamp master
The installation portion that body 101, fixed cover 108 and movable sleeve 104 match.
Preferably, shell 102 includes the first half-shell and the second half-shell being detachably connected, and installation portion includes being formed first
Half-shell and the second half-shell upper shed and arc.
Preferably, high-voltage earthing rod 100 also includes the second spring equal with the center number of axle, and second spring is torsion spring knot
Structure, second spring are socketed on center shaft, reset required tension force for providing lever 109.
Preferably, the head 1091 of lever and afterbody are platy structure, the head 1091 of lever and the afterbody of lever
Connected between 1092 by two side plates, the opening for being used for wearing fixed cover 108, the quantity of central shaft are provided between two side plates
For two, each side plate is located on a central shaft.
Further preferably, as shown in Fig. 4, Fig. 6, the head 1091 of lever 109 including lever, the afterbody 1092 of lever and
The first side plate 1093 and the second side plate 1094 being arranged between the head 1091 of lever, the afterbody 1092 of lever, the head of lever
Portion 1091 is bending plate, and the afterbody 1092 of lever is straight panel.It is respectively arranged with first side plate 1093 and the second side plate 1094 logical
Hole, for wearing central shaft.
Preferably, the afterbody 1092 of lever is arranged on the outside of cam 110, and on the movement locus of cam 110.By
This, cam 110 rotate when, due to bias, the distance between afterbody 1092 of its outer face and lever can increase and
Reduce, when the afterbody 1092 of lever is located on the movement locus of cam 110, just can shifting lever 109 rotate lever 109.
Preferably, the outer peripheral face of movable sleeve 104 is set fluted, and the head 1091 of lever is set in a groove.By making
The head 1091 of lever is set in a groove, and when lever 109 rotates, the head 1091 of lever can be into or out recessed
Groove, so as to lock or unclamp movable sleeve 104.
Preferably, as shown in figure 5, fixture block connecting pole 111 the second end set stopper slot 1111, major insulation bar 105 towards
One end of fixture block connecting pole 111 is provided with adapter assembly, and adapter assembly includes limited block 114, and limited block 114 is located at stopper slot
When in 1111, the slip of fixture block connecting pole 111 is restricted.
Preferably, major insulation bar 105 is provided with grip 106 away from one end of fixture block connecting pole 111.Due to being provided with grip
106, gripped beneficial to user.
The present embodiment at least has the advantages that:
According to the high-voltage earthing rod 100, first spring 107 before work of high-voltage earthing rod 100 is in its pre-compressed state, when
When needing to clamp conductor, it is no longer necessary to multiple rotary high-voltage earthing rod or other complex operations, it is only necessary to rotate major insulation bar
105, limited block 114 is departed from out of the end of fixture block connecting pole 111 second stopper slot 1111, fixture block connecting pole 111 just can be the
Under the elastic force effect of one spring 107, movable clip block 103 is driven to clamp conductor.When needing to unclamp conductor, major insulation bar is rotated
105, the concomitant rotation of cam 110, when cam 110 turns to predetermined angle, will shifting lever 109, make lever 109 around center
Axle rotates, and when rotating, the head of lever 109 is configured to unclamp movable sleeve 104 lever 109 so that movable clip block 103
Unclamp conductor.On the one hand maloperation can be reduced, security is improved, on the other hand, occupies little space, beneficial to carrying.
It will be appreciated by those skilled in the art that accompanying drawing is a schematic diagram for being preferable to carry out scene, module in accompanying drawing or
Flow is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into
Row is distributed in the device of implement scene, can also carry out one or more dresses that respective change is disposed other than this implement scene
In putting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.
The invention described above sequence number is for illustration only, does not represent the quality of implement scene.
Disclosed above is only several specific implementation scenes of the present invention, and still, the present invention is not limited to this, Ren Heben
The technical staff in field would not require any inventive effort it is conceivable that change should all fall into protection scope of the present invention.