CN209470861U - A kind of cross arm lateral side clamp tension test tool - Google Patents
A kind of cross arm lateral side clamp tension test tool Download PDFInfo
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- CN209470861U CN209470861U CN201920133267.6U CN201920133267U CN209470861U CN 209470861 U CN209470861 U CN 209470861U CN 201920133267 U CN201920133267 U CN 201920133267U CN 209470861 U CN209470861 U CN 209470861U
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- lateral side
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- side clamp
- arm lateral
- tie point
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- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 238000009864 tensile test Methods 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 abstract description 5
- 239000012212 insulator Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
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Abstract
The embodiment of the present application discloses a kind of cross arm lateral side clamp tension test tool, comprising: fixture mounting kit, the hollow setting of fixture mounting kit have first end and second end；Its first end is in the pull head connection for carrying out pull test Shi Keyu tensile testing machine；Its second end is provided with the bottom plate of its vertical length direction, and symmetrical first snap-gauge of shaft section and the second snap-gauge of the vertical bottom plate and its opposite length direction are provided on the bottom plate；First snap-gauge is matched with the thickness of second snap-gauge with the card slot width of cross arm lateral side clamp；It is intended to solve the technical issues of currently without a kind of effective tension test tool for being exclusively used in cross arm lateral side clamp the pull test regular inspection of cross arm lateral side clamp cannot achieve.
Description
Technical field
This application involves livewire work technical field more particularly to a kind of cross arm lateral side clamp tension test tools.
Background technique
Cross arm lateral side clamp is one of livewire work auxiliary tool, it will usually in straight line tower replacing insulator operation
Middle use.Using the card slot of cross arm lateral side clamp, it is connected on cross arm of tower, insulating bar connecting hole connects insulating bar,
Insulating bar connects thread-lifting hook, hooks split conductor by thread-lifting hook, carries the catenary weight of split conductor.In general, in order to make
Insulator chain is detached from stress as far as possible, needs to complete the operation of thread-lifting hook replacement in the two sides of insulator chain.
As it can be seen that cross arm lateral side clamp needs to undertake the catenary weight of most split conductors when replacing insulator chain,
It needs to have enough intensity.But after long-term use, zero component of cross arm lateral side clamp very likely generates metal fatigue,
After certain cycle-index, there is the personal safety accident that livewire work personnel occur in the fracture completely there may be crackle or suddenly
And the risk of operation of power networks accident, it is badly in need of carrying out pull test to cross arm lateral side clamp, however is exclusively used in cross currently without one kind
The effective tension test tool for carrying on a shoulder pole lateral side clamp, so that the pull test regular inspection of cross arm lateral side clamp cannot achieve.
Summary of the invention
The embodiment of the present application provides a kind of cross arm lateral side clamp tension test tool, solves currently without a kind of dedicated
In the skill that the effective tension test tool of cross arm lateral side clamp cannot achieve the pull test regular inspection of cross arm lateral side clamp
Art problem.
In view of this, the application first aspect provides a kind of cross arm lateral side clamp tension test tool, comprising: fixture peace
Assembling kit, the hollow setting of fixture mounting kit have first end and second end；
Its first end is in the pull head connection for carrying out pull test Shi Keyu tensile testing machine；
Its second end is provided with the bottom plate of its vertical length direction, and the vertical bottom plate and opposite is provided on the bottom plate
Symmetrical first snap-gauge of the shaft section of its length direction and the second snap-gauge；
First snap-gauge is matched with the thickness of second snap-gauge with the card slot width of cross arm lateral side clamp.
Preferably, first end is hinged in the pull head for carrying out pull test Shi Keyu tensile testing machine.
Preferably, its described first end is hingedly specifically included in the pull head for carrying out pull test Shi Keyu tensile testing machine:
Its first end offers the pin shaft hole of its vertical length direction, the dress of the pull head of the pin shaft hole and tensile testing machine
Distribution matching；
When carrying out pull test, first end can be set in the pull head of the tensile testing machine, and the pin shaft hole with
The pilot hole is overlapped, and is interspersed with pin shaft in the pin shaft hole and the pilot hole.
It preferably, further include clamping plate, the clamping plate offers bolt hole；
When carrying out pull test, first snap-gauge and second snap-gauge are connected with cross arm lateral side clamp, described
The side far from the bottom plate of the cross arm lateral side clamp is arranged in clamping plate, and bolt passes through bolt hole and the institute of the clamping plate
The fixation hole for stating cross arm lateral side clamp is connect with the bottom plate, and the clamping plate and the bottom plate are jointly to the cross arm lateral side clamp
Form clamping.
It preferably, further include two screw rods；
When carrying out pull test, first snap-gauge and second snap-gauge are connected with cross arm lateral side clamp, described
The first end of lead screw is threadedly coupled by the insulating bar connecting hole of the cross arm lateral side clamp with the cross arm lateral side clamp.
It preferably, further include operation handle, the operation handle can be set on the screw rod, to drive the screw rod to turn
It is dynamic.
It preferably, further include triangle yoke plate, there is the triangle yoke plate the first tie point, the second tie point to connect with third
Point, first tie point, second tie point are distributed with the third tie point at isosceles triangle；
First tie point is used to connect when pull test with the other end of the non-pull head of the tensile testing machine；
Second tie point and the third tie point constitute the bottom edge of the isosceles triangle, the length on the bottom edge
The distance of the insulating bar connecting hole of two cross arm lateral side clamps when equal to pull test；Second tie point is used for pulling force
It is connect when test with the second end of two screw rod one, the third tie point is then used to connect with the second end of another screw rod
It connects.
Preferably, first tie point is specially first through hole, and second tie point is specially the second through-hole, described
Third tie point is specially third through-hole；
The first through hole is used for hinged with the other end of the tensile testing machine；
Hinged with the second end of two screw rod one when second through-hole is for pull test, the third tie point is then
For hinged with the second end of another screw rod.
As can be seen from the above technical solutions, the embodiment of the present application has the advantage that
In the embodiment of the present application, a kind of cross arm lateral side clamp tension test tool, including fixture mounting kit are provided,
Hollow setting, and there is first end and second end, wherein first end can connect in pull test with the pull head of tensile testing machine
It connects, the output point as the pulling force that tensile testing machine provides；Its second end is provided with the pedestal of vertical its length direction of phase, pedestal
On be provided with two pieces of snap-gauges of the vertical pedestal, respectively the first snap-gauge and the second snap-gauge, two pieces of snap-gauges are relative to fixture peace
The shaft section of the length direction of assembling kit is symmetrical, and the first snap-gauge and the thickness of the second snap-gauge and the card slot of cross arm lateral side clamp are wide
Degree matching.
In this way, first end can connect with the pull head of tensile testing machine when carrying out pull test to cross arm lateral side clamp
It picks up and, second end can use the card slot on the inside of cross arm lateral side clamp and be connected on the first snap-gauge, on the second snap-gauge
Equally one cross arm lateral side clamp of clamping, to simulate the operating condition that practical hot-line insulator string replacement both sides mention line；And cross-arm side
Checkpost tool outside itself has perforative insulating bar connecting hole, therefore can be using insulating bar connecting hole as point of force application, to cross-arm
Lateral side clamp applies the pulling force opposite with the pulling force of the pull head of tensile testing machine, or is directly fixed, with tensile testing machine
Pull head is formed to drawing, realizes the pull test to cross arm lateral side clamp.
By the dedicated cross arm lateral side clamp tension test tool, so that it is fixed to carry out pull test to cross arm lateral side clamp
Inspection is possibly realized, and the quality control to cross arm lateral side clamp may be implemented, and is eliminated in time since metal fatigue goes out after being used for a long time
The cross arm lateral side clamp for having showed local prominent accumulated damage substantially reduces the risk of accident generation.
Detailed description of the invention
Fig. 1 is that a kind of cross arm lateral side clamp tension test tool provided by the embodiments of the present application is combined with cross-arm side change fixture
When part visual angle schematic diagram；
(overstriking wire is cross arm lateral side clamp in Fig. 1)；
Fig. 2 is a kind of fixture mounting kit of the cross arm lateral side clamp tension test tool provided in the embodiment of the present application
Three-view diagram；
Fig. 3 is a kind of part of the triangle yoke plate of the cross arm lateral side clamp tension test tool provided in the embodiment of the present application
Visual angle schematic diagram.
Specific embodiment
It is clearly and completely described below in conjunction with technical solution of the attached drawing to the embodiment of the present application, it is clear that described
Embodiment be the embodiment of the present application a part of the embodiment, instead of all the embodiments.Based on the reality in the embodiment of the present application
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the range of the embodiment of the present application protection.
In the description of the embodiment of the present application, it should be noted that term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the embodiment of the present application and simplifies description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the embodiment of the present application.In addition,
Term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the embodiment of the present application, it should be noted that unless otherwise clearly defined and limited, term " peace
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, be also possible to be electrically connected；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, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the embodiment of the present application.
Cross arm lateral side clamp 6 is usually to use in actual use in pairs, the reason is that in replacing insulator string operation
When, in order to make insulator chain not stressed as far as possible to be convenient for changing, need that the conducting wire of insulator chain two sides is carried out mentioning line
Operation.Two cross arm lateral side clamps 6 carry the catenary weight of conducting wire jointly at this time, and the two substantially respectively carries catenary weight
Half.
When carrying out pull test to cross arm lateral side clamp 6, simulate what its stress condition in actual condition was tested out
Data just have reference value.The embodiment of the present application provides a kind of 6 tension test tool of cross arm lateral side clamp, suitable providing
While installation position is installed to two cross arm lateral side clamps 6, moreover it is possible to make stress of two cross arm lateral side clamps 6 in pull test
Situation with it is identical in actual use.
Below in conjunction with Fig. 1 to Fig. 3 to a kind of 6 tension test tool of cross arm lateral side clamp provided by the embodiments of the present application into
Row explanation.
6 tension test tool of cross arm lateral side clamp includes fixture mounting kit, and fixture mounting kit can be a fixed length
The cubic shaped of degree, for example, can with a generally cuboid, can also with a generally cylindrical body, no matter which kind of shape,
It is theoretically suitable for technical solution provided by the present application, but considers the convenience of mold, in embodiment provided by the present application
Using the structure for being similar to cuboid.
The hollow setting of fixture mounting kit, first is that in order to save cost, second is that in order to enable convenient group of various accessories
It puts into and, such as, the space come in the clamping of cross arm lateral side clamp 6 should be at least reserved herein.Its with first end with
Second end, wherein first end can be connect with the pull head of tensile testing machine, the pulling force effect point as tensile testing machine.
The pull head of first end and tensile testing machine can be by the way of hinged when connecting, and adjustable nargin is big, also side
Just it dismounts.Specifically, can use the pilot hole of tensile testing machine pull head itself, one is opened up in the first end of fixture mounting kit
A and matched pin shaft hole 4 of pull head pilot hole.Due to the hollow setting of fixture mounting kit, can be set into and pull head foreign steamer
Wide matched external member, is set on the pull head of tensile testing machine, by simply adjusting, can make the hole location alignment of the two, that is, sell
Axis hole 4 is overlapped with pilot hole, is inserted into preprepared pin shaft, realizes the hinged of the two.
It is of course also possible to use other connection types, for example the drawing of fixture mounting kit and tensile testing machine can be made
Head fixes cooperation, or is welded directly together, and the purpose of the application so also may be implemented, but more compared to hinged mode
It is complicated and inconvenient.
Since the pull test requirement of cross arm lateral side clamp 6 is very high, for example some 6 factory calibrations of cross arm lateral side clamp are
Bear 5 tons of stress, therefore, the tensile testing machine that pull test uses it is usually necessary to use electro-hydraulic servo tensile testing machine,
It can be the electro-hydraulic servo tensile testing machine of horizontal type structure.
Its second end is provided with the bottom plate 1 of its vertical length direction, and the first card of the vertical bottom plate 1 is provided on bottom plate 1
Plate 2 and the second snap-gauge 3, two snap-gauges are symmetricly set on the both sides of the shaft section of its length direction, that is, form the first snap-gauge 2 and
The thickness of the parallel situation of two snap-gauges 3, two snap-gauges should be matched with the card slot width of cross arm lateral side clamp 6, so as to so that
Cross arm lateral side clamp 6 is firm to be connected on the first snap-gauge 2 or the second snap-gauge 3.
In this way, first end can connect with the pull head of tensile testing machine when carrying out pull test to cross arm lateral side clamp 6
It picks up and, second end, the card slot that can use 6 inside of cross arm lateral side clamp is connected on the first snap-gauge 2, the second snap-gauge
A cross arm lateral side clamp 6 is clamped on 3, equally to simulate the operating condition that practical hot-line insulator string replacement both sides mention line；And it is horizontal
Carrying on a shoulder pole 6 outside of lateral side clamp itself has perforative insulating bar connecting hole 61, therefore can be power effect with insulating bar connecting hole 61
Point applies the pulling force opposite with the pulling force of the pull head of tensile testing machine to cross arm lateral side clamp 6, or is directly fixed, with drawing
The pull head of force tester is formed to drawing, realizes the pull test to cross arm lateral side clamp 6.
When carrying out pull test, for the stress condition of simulation cross arm lateral side clamp 6 in actual use, cross arm lateral side clamp
The protrusion direction of snap-gauge that stress at 6 insulating bar connecting hole 61 should be clamped with it is opposite.Such as in practice, cross-arm
Lateral side clamp 6 is connected on the side of cross-arm, cross arm lateral side provide a upward support force, and its insulating bar connecting hole 61 by
To the downward gravity of conducting wire, therefore in pull test, mentioned by the first snap-gauge 2 or the second snap-gauge 3 instead of cross arm lateral side
For the support force in some direction, insulating bar connecting hole 61 is then needed by a power opposite with the direction.
Two screw rods can be set, when carrying out pull test, the first snap-gauge 2 and the second snap-gauge 3 are connected with cross-arm side
After checkpost tool 6, the first end of screw rod is threadedly coupled on the insulating bar connecting hole 61 of cross arm lateral side clamp 6, it so then can be with
The second end of fixed screw rod is tested by pull head pulling, or, the pulling force with pull head can be applied to the second end of screw rod
The power of opposite direction, cooperatively forms with pull head to drawing.It is applied compared to direct fixed insulating bar connecting hole 61 or in insulating bar connecting hole 61
Gift is drawn the screw rod picked out and is operationally obviously more convenient.It should be noted that connector can be set in the second end of screw rod, side
Just with the connection of other equipment or component.
Further, operation handle can also be set to cooperate screw rod, operation handle can be set on screw rod, facilitate driving
Screw rod rotation, adjusts the link position of screw rod and cross arm lateral side clamp 6.
In order to make the more true simulation of test to actual stress, a triangle yoke plate 7, triangle yoke plate can also be set
7 should have the first tie point, the second tie point and third tie point, and three tie points generally isosceles triangle is distributed.Such as
This, if the first tie point is applied with the pulling force reversed with pull head, which, which is equivalent to, connect dot with third in the second tie point
At two equal component of direction same size.
When pull test, the first tie point with the other end of the non-pull head of tensile testing machine for connecting；Second tie point
It is then used to connect with the second end of screw rod with third tie point, i.e., is connect in the second tie point with the second end of two screw rod one
When, third tie point is then connect with the second end of another screw rod.
Second tie point and third tie point constitute the bottom edge of isosceles triangle, and the length on bottom edge should be equal to pull test
When two cross arm lateral side clamps 6 insulating bar connecting hole 61 distance so that the second tie point and third tie point are all connected with
When the second end of screw rod, after applying pulling force, two screw rods can be parallel, that is, corresponds in the actual use of cross arm lateral side clamp 6
The gravity straight down being subject to.
Specifically, the first tie point, the second tie point and third tie point can be first through hole 71, the second through-hole respectively
72 with third through-hole 73.In this way, first through hole 71 can be hinged by the other end of connector and the non-pull head of tensile testing machine, the
The connection of two through-holes 72 and third through-hole 73 can also be realized hinged with the connector of fit connection and screw rod second end.?
Under powerful pulling force effect, it is hinged compared to other connection types in the conduction of power more efficiently, connector is not stressed directly,
And adjustability is strong, adequacy test demand the most.
Further, it is contemplated that it is simple to be assembled on fixture mounting kit using the card slot of cross arm lateral side clamp 6,
It may be not sufficiently stable under huge pulling force effect, cross arm lateral side clamp 6 is easily separated from fixture mounting kit, clamping plate 5 can be set,
Cross arm lateral side clamp 6 is compressed to the bottom plate 1 of fixture mounting kit using clamping plate 5, in other words, by clamping plate 5 and cross-arm side checkpost
The bottom plate 1 of tool 6 jointly forms cross arm lateral side clamp 6 and clamps.Specifically, bolt hole can be set in clamping plate 5, meanwhile, Ke Yili
The fixation hole 62 for becoming fixture itself with cross-arm side makes bolt pass through the bolt hole of clamping plate 5 and the fixation hole of cross-arm side change fixture
62 connect with the bottom plate 1 of fixture mounting kit.
The above are a kind of detailed descriptions of cross arm lateral side clamp provided by the embodiments of the present application, pass through the dedicated cross-arm side
Checkpost has tension test tool, to carry out pull test regular inspection to cross arm lateral side clamp, may be implemented to cross-arm
The quality control of lateral side clamp is eliminated in time since the cross of local prominent accumulated damage occurs in metal fatigue after being used for a long time
Lateral side clamp is carried on a shoulder pole, the risk of accident generation is substantially reduced.
The description of the present application and term " first " in above-mentioned attached drawing, " second ", " third ", " the 4th " etc. are (if deposited
) it is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that use in this way
Data are interchangeable under appropriate circumstances, so that embodiments herein described herein for example can be in addition to illustrating herein
Or the sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit
In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce
The other step or units of product or equipment inherently.
It should be appreciated that in this application, " at least one (item) " refers to one or more, and " multiple " refer to two or two
More than a."and/or" indicates may exist three kinds of relationships, for example, " A and/or B " for describing the incidence relation of affiliated partner
It can indicate: only exist A, only exist B and exist simultaneously tri- kinds of situations of A and B, wherein A, B can be odd number or plural number.Word
Symbol "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or"." at least one of following (a) " or its similar expression, refers to
Any combination in these, any combination including individual event (a) or complex item (a).At least one of for example, in a, b or c
(a) can indicate: a, b, c, " a and b ", " a and c ", " b and c ", or " a and b and c ", and wherein a, b, c can be individually, can also
To be multiple.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of cross arm lateral side clamp tension test tool characterized by comprising fixture mounting kit, the fixture installation
The hollow setting of external member has first end and second end；
The first end of the fixture mounting kit is in the pull head connection for carrying out pull test Shi Keyu tensile testing machine；
The second end of the fixture mounting kit is provided with the bottom plate of its vertical length direction, is provided with vertical institute on the bottom plate
State symmetrical first snap-gauge of shaft section and the second snap-gauge of bottom plate and its opposite length direction；
First snap-gauge is matched with the thickness of second snap-gauge with the card slot width of cross arm lateral side clamp.
2. cross arm lateral side clamp tension test tool according to claim 1, which is characterized in that the fixture mounting kit
First end carry out pull test Shi Keyu tensile testing machine pull head it is hinged.
3. cross arm lateral side clamp tension test tool according to claim 2, which is characterized in that the fixture mounting kit
First end carry out pull test Shi Keyu tensile testing machine pull head hingedly specifically include:
The first end of the fixture mounting kit offers the pin shaft hole of its vertical length direction, the pin shaft hole and pull test
The pilot hole of the pull head of machine matches；
When carrying out pull test, the first end of the fixture mounting kit can be set in the pull head of the tensile testing machine, and
The pin shaft hole is overlapped with the pilot hole, is interspersed with pin shaft in the pin shaft hole and the pilot hole.
4. cross arm lateral side clamp tension test tool according to claim 1, which is characterized in that it further include clamping plate, it is described
Clamping plate offers bolt hole；
When carrying out pull test, first snap-gauge and second snap-gauge are connected with cross arm lateral side clamp, the clamping plate
The side far from the bottom plate of the cross arm lateral side clamp is set, and bolt passes through the bolt hole and the cross of the clamping plate
The fixation hole of load lateral side clamp is connect with the bottom plate, and the clamping plate is jointly formed the cross arm lateral side clamp with the bottom plate
Clamping.
5. cross arm lateral side clamp tension test tool according to claim 1, which is characterized in that further include two screw rods；
When carrying out pull test, first snap-gauge and second snap-gauge are connected with cross arm lateral side clamp, the screw rod
First end be threadedly coupled by the insulating bar connecting hole of the cross arm lateral side clamp with the cross arm lateral side clamp.
6. cross arm lateral side clamp tension test tool according to claim 5, which is characterized in that it further include operation handle,
The operation handle can be set on the screw rod, to drive the screw rod to rotate.
7. cross arm lateral side clamp tension test tool according to claim 5, which is characterized in that it further include triangle yoke plate,
The triangle yoke plate has the first tie point, the second tie point and third tie point, first tie point, second connection
Point is distributed with the third tie point at isosceles triangle；
First tie point is used to connect when pull test with the other end of the non-pull head of the tensile testing machine；
Second tie point and the third tie point constitute the bottom edge of the isosceles triangle, and the length on the bottom edge is equal to
The distance of the insulating bar connecting hole of two cross arm lateral side clamps when pull test；Second tie point is used for pull test
When connect with the second end of two screw rod one, the third tie point is then used to connect with the second end of another screw rod.
8. cross arm lateral side clamp tension test tool according to claim 7, which is characterized in that the first tie point tool
Body is first through hole, and second tie point is specially the second through-hole, and the third tie point is specially third through-hole；
The first through hole is used for hinged with the other end of the tensile testing machine；
Hinged with the second end of two screw rod one when second through-hole is for pull test, the third tie point is then used for
It is hinged with the second end of another screw rod.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920133267.6U CN209470861U (en) | 2019-01-25 | 2019-01-25 | A kind of cross arm lateral side clamp tension test tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920133267.6U CN209470861U (en) | 2019-01-25 | 2019-01-25 | A kind of cross arm lateral side clamp tension test tool |
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| CN209470861U true CN209470861U (en) | 2019-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580212A (en) * | 2019-01-25 | 2019-04-05 | 广东电网有限责任公司 | A kind of cross arm lateral side clamp tension test tool |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109580212A (en) * | 2019-01-25 | 2019-04-05 | 广东电网有限责任公司 | A kind of cross arm lateral side clamp tension test tool |
| CN109580212B (en) * | 2019-01-25 | 2024-02-13 | 广东电网有限责任公司 | Cross arm side fixture tensile test instrument |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Patentee after: GUANGDONG POWER GRID Co.,Ltd. Patentee after: Guangdong Power Grid Energy Development Co.,Ltd. Address before: 510600 No. 757 Dongfeng East Road, Guangzhou, Guangdong, Yuexiu District Patentee before: GUANGDONG POWER GRID Co.,Ltd. Patentee before: GUANGDONG POWER TRANSMISSION AND TRANSFORMATION ENGINEERING Co.,Ltd. |