CN107256764A - A kind of amorphous alloy transformer bottom location structure - Google Patents

A kind of amorphous alloy transformer bottom location structure Download PDF

Info

Publication number
CN107256764A
CN107256764A CN201710557931.5A CN201710557931A CN107256764A CN 107256764 A CN107256764 A CN 107256764A CN 201710557931 A CN201710557931 A CN 201710557931A CN 107256764 A CN107256764 A CN 107256764A
Authority
CN
China
Prior art keywords
location structure
slide plate
chute
spring
amorphous alloy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201710557931.5A
Other languages
Chinese (zh)
Other versions
CN107256764B (en
Inventor
张真真
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Liaoyuan Transformer Co., Ltd.
Original Assignee
张真真
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 张真真 filed Critical 张真真
Priority to CN201910346965.9A priority Critical patent/CN109979717B/en
Priority to CN201710557931.5A priority patent/CN107256764B/en
Priority to CN201910346964.4A priority patent/CN110070975A/en
Publication of CN107256764A publication Critical patent/CN107256764A/en
Application granted granted Critical
Publication of CN107256764B publication Critical patent/CN107256764B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/06Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

The invention discloses a kind of amorphous alloy transformer bottom location structure, including bottom, the lower surface of bottom is provided with mounting structure, on the left of the inner bottom of bottom supporting construction is equipped with right side, on front side of the inner bottom of bottom the first chute is equipped with rear side, slided between two the first chutes and be installed with slide plate, slide plate is fixed on the inner bottom of bottom by trip bolt, the two ends of slide plate are equipped with the first sliding block, first sliding block is slided and is installed in the first chute, the both sides of slide plate, which are equipped with to slide in the second chute, the second chute, is installed with location structure.This amorphous alloy transformer bottom location structure; it is easy to use; location and installation step can be simplified; location structure can be moved all around, applied widely, be easily installed transformer body; can be with damping; certain protective effect is played to transformer body, supporting construction can carry out positioning support to transformer body in addition, further facilitate installation.

Description

A kind of amorphous alloy transformer bottom location structure
Technical field
The present invention relates to transformer technology field, specially a kind of amorphous alloy transformer bottom location structure.
Background technology
With deepening continuously for the energy-saving policy of China, country encourages to develop energy-saving, low noise, intelligentized distribution Power transformer product.High loss distribution transformer is faced with technology upgrading, the demand updated, and future will progressively be saved, be saved Material, environmental protection, the transformer of low noise are replaced.Amorphous alloy transformer has had energy saving and economy concurrently, and its distinguishing feature is Open circuit loss is very low, meets national industrial policies and the energy-saving requirement of power network, is that current energy-saving effect is the most advanced, uses Cost also relatively inexpensive distribution transformer product.Amorphous alloy transformer includes amorphous alloy oil immersion type distribution transformer and non- Peritectic alloy resin insulating dry type transformer, existing amorphous alloy transformer bottom location structure is by a spacing using round steel pipe From being welded in bottom, there is inconvenience when installing and using, simple in construction, positioning is inaccurate, using limitation, if location structure is welded When connecing position and deviation occur, in addition it is also necessary to remake installation, waste of time, installation effectiveness is low, in addition general location structure Do not possess shock-absorbing function, it is impossible to protect transformer body well.
The content of the invention
The technical problem to be solved in the present invention is to overcome existing defect to be positioned there is provided a kind of amorphous alloy transformer bottom Structure, it is easy to use, location structure can be adjusted according to transformer body, different transformer bodies are conveniently installed, and Damping can be carried out, transformer body, the problem of effectively can solving in background technology is protected.
To achieve the above object, the present invention provides following technical scheme:A kind of amorphous alloy transformer bottom location structure, Including bottom, the lower surface of the bottom is provided with the left of mounting structure, the inner bottom of the bottom and right side is equipped with support It is equipped with to slide between the first chute, two the first chutes and is installed with cunning with rear side on front side of structure, the inner bottom of the bottom Plate, slide plate is fixed on the inner bottom of bottom by trip bolt, and the quantity of trip bolt is two and is distributed in the two of slide plate Side, the two ends of slide plate are equipped with the first sliding block, and the first sliding block is slided and is installed in the first chute, and the both sides of slide plate are equipped with second Slided in chute, the second chute and be installed with location structure.
As a preferred technical solution of the present invention, the mounting structure includes channel-section steel, channel-section steel by the first bolt and First nut is fixedly connected with external structure, and the quantity of the first bolt and the first nut is two groups and spaced set.
As a preferred technical solution of the present invention, the supporting construction includes supporting plate, and the side of supporting plate passes through Second bolt and the second nut are fixed with L-type location-plate, and the quantity of the second bolt and the second nut is two groups and spaced set.
As a preferred technical solution of the present invention, the location structure includes the second sliding block, the upper table of the second sliding block Face is provided with the first spring stator, and one end connection of the first spring stator and spring, the other end and the second spring of spring are consolidated Stator is connected, and is equipped with the middle part of the first spring stator and second spring stator in through hole, through hole and is provided with locating pin, positioning Nail is through the inside of spring, and one end of locating pin is toroidal, and the other end of locating pin is provided with screw thread, and the second sliding block passes through positioning Nail is fixed on slide plate.
As a preferred technical solution of the present invention, the quantity of the slide plate is three, the quantity of the location structure For two groups.
Compared with prior art, the beneficial effects of the invention are as follows:This amorphous alloy transformer bottom location structure, user Just, location and installation step can be simplified, slided by slide plate in the first chute, the longitudinal pitch of location structure can be adjusted, Slided by location structure in the second chute, horizontal spacing can be adjusted, so that all around moving for location structure is realized, Applied widely, the spring being easily installed on transformer body, location structure can play certain with damping to transformer body Protective effect, in addition supporting construction can to transformer body carry out positioning support, further facilitate installation, substantially increase peace The efficiency of dress.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is front view of the present invention;
Fig. 3 is side cutaway view of the present invention;
Fig. 4 is structural representation at A of the present invention.
In figure:1 supporting plate, 2 L-type location-plates, 3 second bolts, 4 bottoms, 5 trip bolts, 6 channel-section steels, 7 first nuts, 8 First bolt, 9 second chutes, 10 second nuts, 11 first chutes, 12 first sliding blocks, 13 slide plates, 14 through holes, 15 second springs Stator, 16 locating pins, 17 first spring stators, 18 second sliding blocks, 19 springs, 20 mounting structures, 21 supporting constructions, 22 are determined Bit architecture.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1-4 are referred to, the present invention provides a kind of technical scheme:A kind of amorphous alloy transformer bottom location structure, bag Bottom 4 is included, the lower surface of bottom 4 is provided with mounting structure 20, and mounting structure 20 includes channel-section steel 6, and channel-section steel 6 passes through the He of the first bolt 8 First nut 7 is fixedly connected with external structure, and the quantity of the first bolt 8 and the first nut 7 is two groups and spaced set, is easy to Bottom 4 is fixedly mounted, on the left of the inner bottom of bottom 4 and right side is equipped with supporting construction 21, supporting construction 21 includes support Plate 1, the side of supporting plate 1 is fixed with L-type location-plate 2, the second bolt 3 and the second spiral shell by the second bolt 3 and the second nut 10 The quantity of mother 10 is two groups and spaced set, and positioning supports transformer body, and the inner bottom front side of bottom 4 and rear side are all provided with Have to slide between the first chute 11, two the first chutes 11 and be installed with slide plate 13, the quantity of slide plate 13 is three, and slide plate 13 passes through Trip bolt 5 is fixed on the inner bottom of bottom 4, and the quantity of trip bolt 5 is two and is distributed in the both sides of slide plate 13, slide plate 13 two ends are equipped with the first sliding block 12, and the first sliding block 12 is slided and is installed in the first chute 11, by the first sliding block 12 the Slided in one chute 11, realize vertically moving for slide plate 13, the both sides of slide plate 13, which are equipped with the second chute 9, the second chute 9, to be slided Dynamic to be installed with location structure 22, the quantity of location structure 22 is two groups, and location structure 22 can be with transverse shifting, so as to realize positioning All around moving for structure 22, it is wide using scope, positioning is installed conveniently, location structure 22 includes the second sliding block 18, second slides The upper surface of block 18 is provided with the first spring stator 17, and the first spring stator 17 is connected with one end of spring 19, spring 19 The other end is connected with second spring stator 15, and the middle part of the first spring stator 17 and second spring stator 15 is equipped with logical Locating pin 16 is provided with hole 14, through hole 14, locating pin 16 passes through the inside of spring 19, and one end of locating pin 16 is toroidal, fixed The other end of position nail 16 is provided with screw thread, and the second sliding block 18 is fixed on slide plate 13 by locating pin 16, and spring 19 can carry out damping, Protection transformer body is played a role.
When in use:According to the mounting hole of transformer body bottom, the position of location structure 22 is adjusted, passes through the first sliding block 12 slide in the first chute 11, moving slide board 13, and slide plate 13 is fixed on to by trip bolt 5 inner bottom of bottom 4, Vertically moving for location structure 22 is carried out, is slided by the second sliding block 18 in the second chute 9, realizes the transverse direction of location structure 22 It is mobile, second sliding block 18 is fixed on slide plate 13 by locating pin 16, the mounting hole alignment of transformer body bottom is placed on On the location structure 22 adjusted, the stress of spring 19 on location structure 22 can play certain with damping to transformer body Protective effect, while the edge of transformer body is contacted with L-type location-plate 2, L-type location-plate 2 plays certain positioning support and made With bottom 4 can be fixedly connected with external structure by the first nut 7 and the first bolt 8.
The present invention is easy to use, can simplify location and installation step, is slided by slide plate 13 in the first chute 11, can be with The longitudinal pitch of location structure 22 is adjusted, is slided by location structure 22 in the second chute 9, horizontal spacing can be adjusted, from And all around moving for location structure 22 is realized, and it is applied widely, it is easily installed the bullet on transformer body, location structure 22 Spring 19 can play certain protective effect to transformer body, supporting construction 21 can be entered to transformer body in addition with damping Row positioning support, further facilitates installation, substantially increases the efficiency of installation, and mounting structure 20 is convenient by bottom 4 and outside machine Structure is fixedly connected.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of amorphous alloy transformer bottom location structure, including bottom(4), it is characterised in that:The bottom(4)Following table Face is provided with mounting structure(20), the bottom(4)Inner bottom on the left of and right side be equipped with supporting construction(21), the bottom (4)Inner bottom on front side of and rear side be equipped with the first chute(11), two the first chutes(11)Between slide be installed with slide plate (13), slide plate(13)Pass through trip bolt(5)It is fixed on bottom(4)Inner bottom, trip bolt(5)Quantity for two and It is distributed in slide plate(13)Both sides, slide plate(13)Two ends be equipped with the first sliding block(12), the first sliding block(12)Slip is installed in First chute(11)It is interior, slide plate(13)Both sides be equipped with the second chute(9), the second chute(9)Interior slip is installed with positioning knot Structure(22).
2. a kind of amorphous alloy transformer bottom location structure according to claim 1, it is characterised in that:It is described that knot is installed Structure(20)Including channel-section steel(6), channel-section steel(6)Pass through the first bolt(8)With the first nut(7)It is fixedly connected with external structure, first Bolt(8)With the first nut(7)Quantity be two groups and spaced set.
3. a kind of amorphous alloy transformer bottom location structure according to claim 1, it is characterised in that:The support knot Structure(21)Including supporting plate(1), supporting plate(1)Side pass through the second bolt(3)With the second nut(10)It is fixed with L-type positioning Plate(2), the second bolt(3)With the second nut(10)Quantity be two groups and spaced set.
4. a kind of amorphous alloy transformer bottom location structure according to claim 1, it is characterised in that:The positioning knot Structure(22)Including the second sliding block(18), the second sliding block(18)Upper surface be provided with the first spring stator(17), the first spring consolidate Stator(17)With spring(19)One end connection, spring(19)The other end and second spring stator(15)Connection, the first bullet Spring stator(17)With second spring stator(15)Middle part be equipped with through hole(14), through hole(14)It is interior to be provided with locating pin (16), locating pin(16)Through spring(19)Inside, locating pin(16)One end be toroidal, locating pin(16)The other end Provided with screw thread, the second sliding block(18)Pass through locating pin(16)It is fixed on slide plate(13).
5. a kind of amorphous alloy transformer bottom location structure according to claim 1, it is characterised in that:The slide plate (13)Quantity be three, the location structure(22)Quantity be two groups.
CN201710557931.5A 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom location structure Active CN107256764B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201910346965.9A CN109979717B (en) 2017-07-10 2017-07-10 Amorphous alloy transformer box bottom positioning device
CN201710557931.5A CN107256764B (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom location structure
CN201910346964.4A CN110070975A (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom positioning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710557931.5A CN107256764B (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom location structure

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN201910346964.4A Division CN110070975A (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom positioning device
CN201910346965.9A Division CN109979717B (en) 2017-07-10 2017-07-10 Amorphous alloy transformer box bottom positioning device

Publications (2)

Publication Number Publication Date
CN107256764A true CN107256764A (en) 2017-10-17
CN107256764B CN107256764B (en) 2019-05-31

Family

ID=60024851

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201710557931.5A Active CN107256764B (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom location structure
CN201910346964.4A Pending CN110070975A (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom positioning device
CN201910346965.9A Active CN109979717B (en) 2017-07-10 2017-07-10 Amorphous alloy transformer box bottom positioning device

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201910346964.4A Pending CN110070975A (en) 2017-07-10 2017-07-10 A kind of amorphous alloy transformer bottom positioning device
CN201910346965.9A Active CN109979717B (en) 2017-07-10 2017-07-10 Amorphous alloy transformer box bottom positioning device

Country Status (1)

Country Link
CN (3) CN107256764B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107677998A (en) * 2017-10-18 2018-02-09 四川嘉义雷科电子技术有限公司 The microwave radar of installation effectiveness can be improved
CN108417352A (en) * 2018-04-24 2018-08-17 浙江派尔电气有限公司 A kind of easy assembling type transformer base

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112216476A (en) * 2020-09-04 2021-01-12 国网河南省电力公司柘城县供电公司 Oil-immersed transformer for power system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110228450A1 (en) * 2010-03-17 2011-09-22 Mitchell Dean Fretwell Removable switchboard transformer
CN102426900A (en) * 2011-09-29 2012-04-25 天津中电华利电器科技集团有限公司 Movable transformer mounting platform
CN104218466A (en) * 2014-09-30 2014-12-17 四川蓝讯宝迩电子科技有限公司 Combined ring main unit with chutes
CN204045323U (en) * 2014-07-17 2014-12-24 南昌变压器有限责任公司 Transformer-cabinet and amorphous alloy transformer
CN204066949U (en) * 2014-09-05 2014-12-31 国网山东东平县供电公司 A kind of transformer fixing device for installing
CN104595359A (en) * 2015-01-05 2015-05-06 刘书雄 Slideway unit mechanism

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08124770A (en) * 1994-10-26 1996-05-17 Takaoka Electric Mfg Co Ltd Transformer
US6783147B1 (en) * 2002-08-21 2004-08-31 Morris E. Green, Sr. Cooler cart
JP2008185711A (en) * 2007-01-29 2008-08-14 Nec Lcd Technologies Ltd Liquid crystal dish, liquid crystal injection device, and liquid crystal injection method
CN204130306U (en) * 2014-10-29 2015-01-28 湘潭华夏特种变压器有限公司 A kind of transformer anti-vibration noise reducing device
CN205286512U (en) * 2015-03-11 2016-06-08 北京德康健医药科技有限公司 A sight for pelvis internal fixation
CN104833520B (en) * 2015-04-18 2018-02-06 吉林大学 Universal body mode experiment supporting device
CN204884772U (en) * 2015-07-23 2015-12-16 天津晓星电气有限公司 Bottom of case device of metallic glass transformer
CN205588089U (en) * 2016-05-12 2016-09-21 无锡职业技术学院 Area is moved about freely and quickly to adjustable beveler of leading track to support
CN205984543U (en) * 2016-08-30 2017-02-22 江山海维科技有限公司 Dry -type transformer convenient to install
CN106891251A (en) * 2017-01-19 2017-06-27 许昌天戈硅业科技有限公司 A kind of fixture for sapphire ingot grinding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110228450A1 (en) * 2010-03-17 2011-09-22 Mitchell Dean Fretwell Removable switchboard transformer
CN102426900A (en) * 2011-09-29 2012-04-25 天津中电华利电器科技集团有限公司 Movable transformer mounting platform
CN204045323U (en) * 2014-07-17 2014-12-24 南昌变压器有限责任公司 Transformer-cabinet and amorphous alloy transformer
CN204066949U (en) * 2014-09-05 2014-12-31 国网山东东平县供电公司 A kind of transformer fixing device for installing
CN104218466A (en) * 2014-09-30 2014-12-17 四川蓝讯宝迩电子科技有限公司 Combined ring main unit with chutes
CN104595359A (en) * 2015-01-05 2015-05-06 刘书雄 Slideway unit mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107677998A (en) * 2017-10-18 2018-02-09 四川嘉义雷科电子技术有限公司 The microwave radar of installation effectiveness can be improved
CN107677998B (en) * 2017-10-18 2021-07-23 四川嘉义雷科电子技术有限公司 Microwave radar capable of improving installation efficiency
CN108417352A (en) * 2018-04-24 2018-08-17 浙江派尔电气有限公司 A kind of easy assembling type transformer base

Also Published As

Publication number Publication date
CN110070975A (en) 2019-07-30
CN107256764B (en) 2019-05-31
CN109979717B (en) 2021-10-08
CN109979717A (en) 2019-07-05

Similar Documents

Publication Publication Date Title
CN107256764A (en) A kind of amorphous alloy transformer bottom location structure
CN207490383U (en) A kind of distortion-free electric power cabinet of transport
CN206704873U (en) Coil of strip conveying buffer tank device
CN207690595U (en) A kind of alloy transformer bottom location structure
CN206438600U (en) A kind of steel construction of Fast Installation
CN206864279U (en) A kind of dry-type transformer mounting bracket
CN208024051U (en) A kind of electric power tower pedestal
CN206742054U (en) A kind of high-tension transformer coil rack
CN204596861U (en) Stacked installation bracket
CN205791074U (en) A kind of dual power supply emergency set cabinet of improvement
CN201918256U (en) Capacitor installation structure
CN206636801U (en) A kind of Sledge type immersible pump being moved easily
CN207171842U (en) A kind of high stability fixture for photovoltaic bracket
CN210372567U (en) Mining equipment vibration damping mount
CN206164988U (en) Pin -connected panel circuit board
CN206219979U (en) A kind of Double-joint expansion joint device for bridge
CN207634937U (en) A kind of computer cabinet fixing holders
CN107026249A (en) Battery module casing and automobile
CN206087720U (en) Battery turnover box with multidirectional adjustable fixed protect function
CN206206920U (en) A kind of new mining hydraulic equipment simulating support based on adjustable structure
CN205887355U (en) Simple and easy adjusting device of coating die head shim block of positional
CN204534031U (en) Tri-prism support
CN209358580U (en) Plate in a kind of mobile phone
CN204298992U (en) A kind of Novel truss-punching steel plate shear wall structure system
CN204425828U (en) Rack

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20190506

Address after: 224053 Six Groups of Sanli Village, Xinxing Town, Tinghu District, Yancheng City, Jiangsu Province (10)

Applicant after: Jiangsu Liaoyuan Transformer Co., Ltd.

Address before: 461100 Hua Gou Village, Zhang pan Town, Xuchang, Xuchang, Henan

Applicant before: Zhang Zhenzhen

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A positioning structure of amorphous alloy transformer box bottom

Effective date of registration: 20210707

Granted publication date: 20190531

Pledgee: Bank of Jiangsu Co.,Ltd. Yancheng branch

Pledgor: Jiangsu Liaoyuan Transformer Co.,Ltd.

Registration number: Y2021320000122

PE01 Entry into force of the registration of the contract for pledge of patent right