CN107700559A - A kind of pulling and pressing integrated attachment means of transmission line tower foundation strength test - Google Patents
A kind of pulling and pressing integrated attachment means of transmission line tower foundation strength test Download PDFInfo
- Publication number
- CN107700559A CN107700559A CN201711242727.0A CN201711242727A CN107700559A CN 107700559 A CN107700559 A CN 107700559A CN 201711242727 A CN201711242727 A CN 201711242727A CN 107700559 A CN107700559 A CN 107700559A
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- Prior art keywords
- riser
- plate
- bottom plate
- pressing plate
- pressing
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Foundations (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention provides a kind of pulling and pressing integrated attachment means of transmission line tower foundation strength test, including upper connector and lower connector, lower connector includes base, upper connector includes pressing plate, base includes bottom plate, the first mounting hole being connected with foundation bolt is set on bottom plate, support bindiny mechanism is set on bottom plate, support the top of bindiny mechanism that pressing plate is set, the second mounting hole being connected with counterforce device is set on pressing plate, corresponding support bindiny mechanism sets elongated hole among pressing plate, supports the top of bindiny mechanism to be connected through the elongated hole on pressing plate with puller system.The present invention passes through a base being connected with pole and tower foundation foundation bolt, puller system and one piece of pressing plate being connected with counterforce device, form a kind of tension that can meet simultaneously in pole and tower foundation experiment, the attachment means of the pressure-resistant antipodal external force transmission needs of two kinds of force directions, its is rational in infrastructure, easy to assembly, effectively evades because tensile test impacts the problem of rear attachment means can not be dismantled to foundation bolt.
Description
Technical field
The present invention relates to transmission line of electricity technical field, and in particular to a kind of transmission line tower foundation strength test tension and compression one
Body attachment means.
Background technology
According to transmission line tower foundation stressing conditions, when carrying out transmission line tower foundation strength test, not only
The pressure test on basis is carried out, while also to carry out the tensile test on basis；Transmission line foundation is tested and common building base
Plinth is different, and building foundation is because without tensile test, the connection between basis and counterforce device is relatively simple, is also not present more
Situation about changing, for transmission line tower foundation strength test, in order to obtain the data close with actual conditions, it is necessary in tension
Carry out repeatedly applying external force experiment repeatedly between pressure test；According to transmission line of electricity operating experience, iron tower foundation is by upper
After the effect of pull out force, deformed between the nut and screw rod of basic foundation bolt due to being extruded by column foot bottom plate so that
Nut can not be dismantled normally, be tested for underlying strength, then cause test period and difficulty increase.
Publication No. 107036881A disclosure of the invention is a kind of to be used for electric pole pull force tester, including bottom fixes
The electric pole being connected in fixed seat, first crossbeam and second cross beam are connected by column in fixed seat, one is connected on first crossbeam
Group device for hooping, load dynamometer and flexometer are connected in the front side of electric pole, in second cross beam by connecting one group of connecting rod, every
An image recorder is respectively mounted on individual connecting rod, image recorder is correspondingly arranged with electric pole, and one group is also connected with second cross beam
Fix bar, a pressure sensor being correspondingly arranged with electric pole is respectively mounted in each fix bar.Advantages of the present invention：The present invention
The bottom of electric pole is fixed, electric pole is sling by suspension bracket in centre, is at horizontality, connects and carries in the other end of electric pole
Lotus dynamometer and flexometer, image recorder is set in the surrounding of electric pole, while image is projected on display screen, while in electricity
Sensor is used for the deformation for perceiving electric pole, the change of comprehensive detection electric pole respectively around bar.But there is above-mentioned carry in the invention
To the problem of, after pulling force is born, screw rod and nut easily deform upon and cause dismounting difficult.
The content of the invention
In view of this, the present invention provides a kind of pulling and pressing integrated attachment means of transmission line tower foundation strength test, with solution
Certainly carry out pullout tests into the transfer process of pressure test, due between the nut and screw rod of basic foundation bolt due to by squeeze
Pressure deforms, and causes nut and tensile connecting device normally to dismantle, the problem of causing pressure-resistant attachment means not install.
In order to solve the above technical problems, the present invention provides a kind of pulling and pressing integrated connection of transmission line tower foundation strength test
Device, including upper connector and lower connector, the lower connector include the foundation bolt and puller system with pole and tower foundation
The base of connection, the upper connector include the pressing plate being connected with the load carrier of counterforce device, and the base includes bottom plate, institute
The first mounting hole that setting is connected with the foundation bolt on bottom plate is stated, support bindiny mechanism, the branch are set on the bottom plate
The top for supportting bindiny mechanism sets the pressing plate, and the second mounting hole being connected with the counterforce device, institute are set on the pressing plate
The middle corresponding support bindiny mechanism for stating pressing plate sets elongated hole, and the top of the support bindiny mechanism is passed through on the pressing plate
Elongated hole be connected with the puller system.
Further, the base is an integrated model, and the bottom plate is square, and first mounting hole is arranged on institute
State the corner of bottom plate, first mounting hole is circular hole, the aperture and position of first mounting hole and is made a strength test
The foundation bolt of pole and tower foundation is engaged.
Further, the support bindiny mechanism includes welding the first riser and the second riser of setting on the bottom plate,
First riser and the second riser are vertically set on the bottom plate, second riser be two, first riser with
Second riser is vertical, and second riser is connected with the center line of first riser, and second riser is separately positioned on institute
The both sides of the first riser are stated, the front and rear side of first riser is connected with symmetrical two sides on the bottom plate respectively, and described
The outside of two risers is connected with two other side on the bottom plate, and the crown center welding of first riser sets triangle
Connecting plate, the connecting plate are engaged with the elongated hole on the pressing plate, and the elongated hole is rectangle structure, is set on the connecting plate
Put the connecting hole being connected with the puller system, first riser and the second riser upper end are smooth and be generally aligned in the same plane, and
First riser and the second riser upper end carry the pressing plate.
Further, before and after first riser side lower end both sides set the first stiffened panel, first stiffened panel with
The bottom plate connection, first stiffened panel is vertical with first riser and bottom plate respectively, the lower end two of second riser
Side is vertically arranged the second stiffened panel, second stiffened panel and the bottom plate vertical connection, the upper end both sides of second riser
The 3rd stiffened panel is vertically arranged, the upper end of the 3rd stiffened panel is smooth and is located at first riser and the second riser upper end
In same plane.
Further, the 3rd stiffened panel, the first riser, the plane residing for the second riser upper end with where the bottom plate
Plane be parallel to each other.
Further, the elongated hole and the post gap of the connecting plate installation are less than 0.3 millimeter so that connecting plate is to pressing plate
Play position-limiting action.
Further, four limiting plates are set on the pressing plate, the limiting plate is arranged on the both sides of the elongated hole two-by-two,
The limiting plate is parallel with the long axis of the elongated hole, and the limiting plate is vertical with the pressing plate, and the limiting plate is arranged on institute
State between the second mounting hole side corresponding with the long axis both sides of elongated hole on pressing plate.
The present invention is connected by a base being connected with pole and tower foundation foundation bolt, puller system and one piece with counterforce device
The pressing plate connect, a kind of tension that can meet simultaneously in pole and tower foundation experiment of composition, pressure-resistant two kinds of force directions are antipodal
External force transmission need attachment means, attachment means of the invention are rational in infrastructure, easy to assembly, power transmission is clear, improve efficiency,
Investment reduction, reduce difficulty while, effectively evaded because tensile test impacts rear attachment means to foundation bolt can not
The problem of dismounting.
Brief description of the drawings
Fig. 1 is the front view of the lower connector of the present invention；
Fig. 2 is the top view of the lower connector of the present invention；
Fig. 3 is the side view of the lower connector of the present invention；
Fig. 4 is the structural representation of the lower connector of the present invention；
Fig. 5 is the structural representation of pressing plate of the present invention；
Fig. 6 is the structural representation of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
Accompanying drawing 1-6, the technical scheme of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this
The part of the embodiment of invention, rather than whole embodiments.Based on described embodiments of the invention, the common skill in this area
The every other embodiment that art personnel are obtained, belongs to the scope of protection of the invention.
Embodiment one, the invention provides a kind of pulling and pressing integrated attachment means of transmission line tower foundation strength test, bag
Connector and lower connector are included, the lower connector includes the bottom being connected with the foundation bolt and puller system of pole and tower foundation
Seat, the upper connector include the pressing plate 10 being connected with the load carrier of counterforce device, and the base includes bottom plate 8, the bottom
The first mounting hole 9 being connected with the foundation bolt is set on plate 8, support bindiny mechanism, the support are set on the bottom plate 8
The top of bindiny mechanism sets the pressing plate 10, and the second mounting hole being connected with the counterforce device is set on the pressing plate 10
11, the middle corresponding support bindiny mechanism of the pressing plate 10 sets elongated hole 12, and the top of the support bindiny mechanism passes through
Elongated hole 12 on the pressing plate 10 is connected with the puller system.Supporting body of the bottom plate as whole device, and on bottom plate
One mounting hole is responsible for being connected with foundation bolt, and the support bindiny mechanism on bottom plate is then connected with puller system, plays transmission pulling force
Effect, realize the test to tension.Pressing plate is arranged in support bindiny mechanism, and the second reserved mounting hole is used for connecting counter-force
The load carrier of device, the pressure that applies to base of carrying counterforce device, so as to by shaft tower pedestal of the pressure transmission to lower section, reality
Now to measuring body test.
The base is an integrated model, and the bottom plate 8 is square, and first mounting hole 9 is arranged on the bottom plate 8
Corner, first mounting hole 8 is circular hole, the aperture and position of first mounting hole 8 and the shaft tower to make a strength test
The foundation bolt on basis is engaged, convenient to connect the first mounting hole on bottom plate with foundation bolt, convenient operation.
The support bindiny mechanism includes welding the first riser 3 and the second riser 5 of setting on the bottom plate 8, and described the
One riser 3 and the second riser 5 are vertically set on the bottom plate 8, and second riser 5 is two, first riser 3 and the
Two risers 5 are vertical, and second riser 5 is connected with the center line of first riser 3, and second riser 5 is separately positioned on
The both sides of first riser 3, the front and rear side of first riser 3 are connected with symmetrical two sides on the bottom plate 8 respectively, institute
The outside for stating the second riser 5 is connected with two other side on the bottom plate 8, and the crown center welding of first riser 3 is set
The connecting plate 2 of triangle, the connecting plate 2 are engaged with the elongated hole 12 on the pressing plate 10, and the elongated hole 12 is rectangle knot
Structure, the connecting hole 1 being connected with the puller system, the upper end of 3 and second riser of the first riser 5 are set on the connecting plate 2
Smoothly and it is generally aligned in the same plane, and the upper end of 3 and second riser of the first riser 5 carries the pressing plate 10.Elongated hole on pressing plate
, can be so that pressure to be stood from first positioned at the upper end of the first riser and the second riser after pressing plate installation for through connecting plate
Plate and the second riser pass to pedestal, very firmly.And connecting plate coordinates with elongated hole, and spacing work can also be played to pressing plate
With avoiding pressing plate dislocation from sliding so as to there is accident.First riser and the second riser upper end are smooth, avoid pressing plate crooked, and the
The annexation of the annexation and the first riser, the second riser and bottom plate of one riser and the second riser, it is ensured that support
Fastness, and the weight of itself can be effectively reduced while maximum support is realized.
The lower end both sides of side set the first stiffened panel 7, first stiffened panel 7 and the bottom before and after first riser 3
Plate 8 connects, and first stiffened panel 7 is vertical with first riser 3 and bottom plate 8 respectively, the lower end both sides of second riser 5
It is vertically arranged the second stiffened panel 6, second stiffened panel 6 and the vertical connection of bottom plate 8, the upper end two of second riser 5
Side is vertically arranged the 3rd stiffened panel 4, the upper end of the 3rd stiffened panel 4 it is smooth and with the riser 5 of the first riser 3 and second
In end is generally aligned in the same plane.First stiffened panel and the second stiffened panel add the first riser and connected with bottom plate, the second riser and bottom plate
The fastness connect, and the 3rd stiffened panel is coordinated with the first riser and the second riser upper end, plays the supporting role to pressing plate.
3rd stiffened panel 4, the first riser 3, the plane residing for the upper end of the second riser 5 with it is flat where the bottom plate 8
Face is parallel to each other.The balance of pressing plate is more can guarantee that, effectively avoids the generation of compression test failure.
Embodiment two
The present embodiment and the difference of embodiment one are：
The elongated hole 12 and the post gap of the installation of connecting plate 2 are less than 0.3 millimeter so that connecting plate 2 plays limit to pressing plate 10
Position effect.Gap is smaller, and position-limiting action is more preferable, and the stability of test is higher.
Four limiting plates 13 are set on the pressing plate 10, the limiting plate 13 is arranged on the both sides of the elongated hole 12 two-by-two,
The limiting plate 13 is parallel with the long axis of the elongated hole 12, and the limiting plate 13 is vertical with the pressing plate 10, the limiting plate
13 are arranged between second mounting hole 11 side corresponding with the long axis both sides of elongated hole 12 on pressing plate 10.Limiting plate can be right
The load carrier progress of counterforce device is spacing, coordinates with elongated hole, more preferable for spacing effect, can bear bigger lateral pressure
Power, balance control is more preferable when being realized for resistance to compression.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
- A kind of 1. pulling and pressing integrated attachment means of transmission line tower foundation strength test, it is characterised in that：Including upper connector and Lower connector, the lower connector include the base being connected with the foundation bolt and puller system of pole and tower foundation, the upper company Junctor includes the pressing plate that be connected with the load carrier of counterforce device, and the base includes bottom plate, on the bottom plate setting with it is described First mounting hole of foundation bolt connection, support bindiny mechanism is set on the bottom plate, and the top of the support bindiny mechanism is set The pressing plate is put, the second mounting hole being connected with the counterforce device is set on the pressing plate, institute is corresponded among the pressing plate State support bindiny mechanism and elongated hole is set, the top of the support bindiny mechanism fills through the elongated hole on the pressing plate and the pulling force Put connection.
- 2. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 1, it is characterised in that：Institute It is an integrated model to state base, and the bottom plate is square, and first mounting hole is arranged on the corner of the bottom plate, described the One mounting hole is circular hole, aperture and position and the foundation bolt phase of the pole and tower foundation to make a strength test of first mounting hole Coordinate.
- 3. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 2, it is characterised in that：Institute Stating support bindiny mechanism includes welding the first riser and the second riser of setting on the bottom plate, and first riser and second stand Plate is vertically set on the bottom plate, and second riser is two, and first riser is vertical with the second riser, and described second Riser is connected with the center line of first riser, and second riser is separately positioned on the both sides of first riser, described The front and rear side of first riser is connected with symmetrical two sides on the bottom plate respectively, outside and the bottom plate of second riser Upper two other side connection, the crown center welding of first riser set the connecting plate of triangle, the connecting plate and institute The elongated hole stated on pressing plate is engaged, and the elongated hole is rectangle structure, sets on the connecting plate and is connected with the puller system Connecting hole, first riser and the second riser upper end are smooth and are generally aligned in the same plane, and first riser and second vertical Plate upper end carries the pressing plate.
- 4. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 3, it is characterised in that：Institute The lower end both sides for stating side before and after the first riser set the first stiffened panel, and first stiffened panel is connected with the bottom plate, and described the One stiffened panel is vertical with first riser and bottom plate respectively, and the lower end both sides of second riser are vertically arranged the second reinforcement Plate, second stiffened panel and the bottom plate vertical connection, the upper end both sides of second riser are vertically arranged the 3rd stiffened panel, The upper end of 3rd stiffened panel is smooth and is generally aligned in the same plane with first riser and the second riser upper end interior.
- 5. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 4, it is characterised in that：Institute The 3rd stiffened panel, the first riser, the plane residing for the second riser upper end is stated to be parallel to each other with the plane where the bottom plate.
- 6. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 5, it is characterised in that：Institute State elongated hole and the post gap of the connecting plate installation is less than 0.3 millimeter so that connecting plate plays position-limiting action to pressing plate.
- 7. the pulling and pressing integrated attachment means of transmission line tower foundation strength test as claimed in claim 6, it is characterised in that：Institute Four limiting plates of setting on pressing plate are stated, the limiting plate is arranged on the both sides of the elongated hole, the limiting plate and the length two-by-two The long axis in hole are parallel, and the limiting plate is vertical with the pressing plate, and the limiting plate is arranged on second mounting hole and pressing plate Between side corresponding to the long axis both sides of upper elongated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711242727.0A CN107700559B (en) | 2017-11-30 | 2017-11-30 | Tension-compression integrated connecting device for power transmission line tower foundation strength test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711242727.0A CN107700559B (en) | 2017-11-30 | 2017-11-30 | Tension-compression integrated connecting device for power transmission line tower foundation strength test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107700559A true CN107700559A (en) | 2018-02-16 |
| CN107700559B CN107700559B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711242727.0A Active CN107700559B (en) | 2017-11-30 | 2017-11-30 | Tension-compression integrated connecting device for power transmission line tower foundation strength test |
Country Status (1)
| Country | Link |
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| CN (1) | CN107700559B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030181A (en) * | 2018-08-28 | 2018-12-18 | 国网河南省电力公司西峡县供电公司 | A kind of electric power line pole tower intensity detecting device |
| CN109797773A (en) * | 2019-03-11 | 2019-05-24 | 浙江大学城市学院 | The assembling type steel structure tower crane cushion cap of freely adjustable angles and positions |
| CN110014240A (en) * | 2019-04-29 | 2019-07-16 | 中电建武汉铁塔有限公司 | Electric power pylon column foot welding procedure |
| CN110241869A (en) * | 2019-07-15 | 2019-09-17 | 重庆科技学院 | A kind of foundation bearing capacity plate dynamic loading experiment device and method |
| CN110541430A (en) * | 2019-09-25 | 2019-12-06 | 国网福建省电力有限公司电力科学研究院 | Root-opening adjustable narrow foundation tower steel structure foundation and construction method |
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| JPH1048112A (en) * | 1996-08-02 | 1998-02-20 | Fujita Corp | Test of pull-out strength of anchor bolt for machinery |
| WO2017107959A1 (en) * | 2015-12-22 | 2017-06-29 | 广东中科华大工程技术检测有限公司 | Simple connection device for use in vertical uplift resistance static load test of foundation pile |
| CN106908330A (en) * | 2017-03-10 | 2017-06-30 | 浙江华电器材检测研究所 | Compound cross-arm single-direction and dual-direction combination bend test device |
| CN207512801U (en) * | 2017-11-30 | 2018-06-19 | 国家电网公司 | A kind of pulling and pressing integrated attachment device of pole and tower foundation strength test |
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2017
- 2017-11-30 CN CN201711242727.0A patent/CN107700559B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1048112A (en) * | 1996-08-02 | 1998-02-20 | Fujita Corp | Test of pull-out strength of anchor bolt for machinery |
| WO2017107959A1 (en) * | 2015-12-22 | 2017-06-29 | 广东中科华大工程技术检测有限公司 | Simple connection device for use in vertical uplift resistance static load test of foundation pile |
| CN106908330A (en) * | 2017-03-10 | 2017-06-30 | 浙江华电器材检测研究所 | Compound cross-arm single-direction and dual-direction combination bend test device |
| CN207512801U (en) * | 2017-11-30 | 2018-06-19 | 国家电网公司 | A kind of pulling and pressing integrated attachment device of pole and tower foundation strength test |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030181A (en) * | 2018-08-28 | 2018-12-18 | 国网河南省电力公司西峡县供电公司 | A kind of electric power line pole tower intensity detecting device |
| CN109797773A (en) * | 2019-03-11 | 2019-05-24 | 浙江大学城市学院 | The assembling type steel structure tower crane cushion cap of freely adjustable angles and positions |
| CN109797773B (en) * | 2019-03-11 | 2023-08-18 | 浙江大学城市学院 | Assembled steel structure tower crane foundation bearing platform capable of freely adjusting angle and position |
| CN110014240A (en) * | 2019-04-29 | 2019-07-16 | 中电建武汉铁塔有限公司 | Electric power pylon column foot welding procedure |
| CN110241869A (en) * | 2019-07-15 | 2019-09-17 | 重庆科技学院 | A kind of foundation bearing capacity plate dynamic loading experiment device and method |
| CN110241869B (en) * | 2019-07-15 | 2023-12-01 | 重庆科技学院 | Device and method for testing dynamic load of foundation bearing capacity flat plate |
| CN110541430A (en) * | 2019-09-25 | 2019-12-06 | 国网福建省电力有限公司电力科学研究院 | Root-opening adjustable narrow foundation tower steel structure foundation and construction method |
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|---|---|
| CN107700559B (en) | 2023-05-12 |
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