CN107717872A - Earthing spring puller - Google Patents
Earthing spring puller Download PDFInfo
- Publication number
- CN107717872A CN107717872A CN201711069670.9A CN201711069670A CN107717872A CN 107717872 A CN107717872 A CN 107717872A CN 201711069670 A CN201711069670 A CN 201711069670A CN 107717872 A CN107717872 A CN 107717872A
- Authority
- CN
- China
- Prior art keywords
- steady pin
- hole
- fixed
- shell
- sliding block
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/30—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses a kind of earthing spring puller, shell（1）Preceding fixed block is inside installed with respectively（2）With rear fixed block（3）, shell centre is equipped with sliding block（5）, neck, the first steady pin are provided with sliding block（61）Fixed block sidepiece, the second steady pin before being fixed on through shell side front hole（62）Sliding block sidepiece is fixed on after through shell side side strip hole, the first steady pin and the second steady pin are located at shell the same side and are set with earthing spring（17）Both ends；Positioning sleeve is set with sliding block neck（7）, bearing pin is set with positioning sleeve（8）, bearing pin one end passes through shrouding through fixation behind the hole of outer casing bottom, the bearing pin other end（9）By stop nut（11）Fixed, shrouding lid is loaded on shell and is individually fixed in through bolt on front and rear fixed block；Through hole is provided with preceding fixed block, threaded rod is installed on through hole（13）, threaded rod one end is provided with crank handle（12）, threaded rod and sliding block can be pushed ahead by rotating crank handle.
Description
Technical field
The present invention relates to a kind of special stretching tool, more particularly to a kind of earthed switch knife spring puller.
Background technology
At present, in electrical equipment（Such as cabinet）Earthed switch knife spring elongation installation process in, due to bullet
The a diameter of 6mm of spring, spring force is big, and without corresponding stretcher, causes first to consolidate spring one end in spring installation process
Fixed, the other end holds wire using manpower, then by the way of hard draw, earthing spring is moved the length of needs to（About
20mm）, it is extremely laborious in this way because the pulling force of spring is very big, labour cost is thus increased, and for whole
It is uneconomic for process.
The content of the invention
It is an object of the invention to provide a kind of earthing spring puller, the stretcher configuration is relatively easy, processing side
Just, earthing spring installation effectiveness is improved.
In order to realize above-mentioned technical purpose, the present invention adopts the following technical scheme that：
A kind of earthing spring puller, including：Shell, preceding fixed block, rear fixed block, sliding block, steady pin, positioning sleeve, bearing pin,
Shrouding, threaded rod, crank handle；
Front and rear in the shell is installed with preceding fixed block and rear fixed block respectively, and sliding block is housed among shell,
Neck is provided with sliding block, neck is strip along the longitudinal direction, and sliding block sidepiece is provided with hole, and shell side rear portion is along the longitudinal direction
Strip hole is provided with, shell side front portion is provided with hole, fixed block sidepiece before the first steady pin is fixed on through shell side front hole,
Second steady pin is fixed on sliding block sidepiece after passing through shell side side strip hole, and it is same that the first steady pin and the second steady pin are located at shell
Side；
Positioning sleeve is set with the sliding block neck, bearing pin is set with positioning sleeve, after bearing pin one end passes through the hole of outer casing bottom
Fixed, the bearing pin other end is fixed after passing through shrouding through stop nut, before shrouding lid is loaded on shell and is individually fixed in through bolt
Afterwards on fixed block, combined as a whole with shell；
Earthing both ends of the spring is set with first steady pin and the second steady pin；
The preceding fixed block is provided with through hole along the longitudinal direction, and through hole is screwed hole, and threaded rod, threaded rod one end peace are installed on through hole
Equipped with crank handle, rotating crank handle can push ahead threaded rod and be moved rearwards, and the threaded rod other end promotes above sliding block, sliding
Block movement can pull open the earthing spring being arranged on the first steady pin and the second steady pin.
The crank handle includes connection sheet, handle, screw, and connection sheet top is provided with square hole, and bottom is provided with circular hole, threaded rod
One end is square boss, and connection sheet top square hole is engaged with threaded rod square boss, and is fixed through screw, connection sheet bottom circle
Hole is through mode connects for screw handle.
The sliding block neck is two, and per former and later two positioning sleeves are set on clamp bar slot, two necks are arranged in parallel.
First steady pin and the second steady pin front portion are circumferentially provided with anti-skidding neck, and earthing spring housing is mounted in anti-skidding
It is fixed in neck.
Fixed card slot, the first steady pin and the second steady pin rear portion are provided with the top of first steady pin and the second steady pin
For screw thread, the threaded connection of the first steady pin is fixed on by preceding fixed block by fixed card slot, fixed by fixed card slot by second
Sliding block is fixed in pin threaded connection.
Earthing spring puller of the present invention draws earthing spring by the way of screw thread rotation promotes sliding block to advance
Stretch, to coordinate the installation of the earthing spring of cabinet.The stretcher configuration is relatively easy, easy to process, improves and connects
Earthing knife-switch spring installation effectiveness.
Earthing spring puller of the present invention shortens the spring installation process of earthed switch knife, reduces labour cost,
And the stretcher simple processing, installation effectiveness can be greatly improved in the spring installation process of earthed switch knife, is optimized
Mounting process, improve economy.It is low to overcome efficiency in earthed switch knife spring elongation installation process in the prior art
Deficiency.
Brief description of the drawings
Fig. 1 is earthing spring puller structural representation of the present invention；
Fig. 2 is the stretcher internal structure schematic diagram of the present invention；
Fig. 3 is positioning sleeve and pin shaft connection structure schematic diagram；
Fig. 4 is crank handle structural representation；
Fig. 5 is effect diagram after the spring elongation of earthing spring puller of the present invention.
In figure：1 shell, fixed block before 2, fixed block after 3,4 bolts, 5 sliding blocks, 6 steady pins, 7 positioning sleeves, 8 bearing pins, 9 envelopes
Plate, 10 bolts, 11 stop nuts, 12 crank handles, 13 threaded rods, 14 connection sheets, 15 handles, 16 screws, 17 earthing springs；61
First steady pin, 62 second steady pins.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1 to Fig. 5, a kind of earthing spring puller, including：Shell 1, preceding fixed block 2, rear fixed block 3, sliding block
5th, steady pin 6, positioning sleeve 7, bearing pin 8, shrouding 9, threaded rod 13, crank handle 12；Front and rear in the shell 1 passes through respectively
Preceding fixed block 2 and rear fixed block 3 is fixedly mounted in bolt 4, and sliding block 5 is housed among shell 1, is provided with neck on sliding block 5, neck is edge
The strip of fore-and-aft direction, the sidepiece of sliding block 5 are provided with hole, and the side rear portion of shell 1 is provided with strip hole, or kidney-shaped along the longitudinal direction
Hole, the side front portion of shell 1 are provided with hole, the sidepiece of fixed block 2 before the first steady pin 61 is fixed on through the side front hole of shell 1, the
Two steady pins 62 are fixed on the sidepiece of sliding block 5 after passing through the side strip hole of shell 1, and the first steady pin 61 and the second steady pin 62 are located at
The same side of shell 1, referring to Fig. 2.The both ends of earthing spring 17 are set with the steady pin 62 of first steady pin 61 and second.
First steady pin, 61 and second steady pin 62 is anterior to be circumferentially provided with anti-skidding neck, and earthing spring 17 is set with
It is fixed in anti-skidding neck, prevent spring from skidding off.First steady pin 61 and the top of the second steady pin 62 are provided with fixed card slot, and first
The rear portion of 61 and second steady pin of steady pin 62 is screw thread, solid before by fixed card slot, the threaded connection of the first steady pin 61 is fixed on
Determine block 2, the threaded connection of the second steady pin 62 is fixed on by sliding block 5 by fixed card slot.Fixed card slot is used to screw in steady pin
Preceding fixed block or sliding block.Referring to Fig. 1.
Positioning sleeve 7 is set with the neck of sliding block 5, bearing pin 8 is set with positioning sleeve 7, the interlude of bearing pin 8 is raised, with
The endoporus of positioning sleeve 7 is engaged, and positioning sleeve 7 can rotate along bearing pin, referring to Fig. 2 and Fig. 3.The one end of bearing pin 8 passes through the hole of outer casing bottom
After fix, the other end of bearing pin 8 is provided be thread through shrouding 9 after can be fixed on shrouding 9 through stop nut 11, or, 8 liang of bearing pin
End is provided with screw thread, is fixed on outer casing bottom through nut, and be fixed on shrouding.The lid of shrouding 9 is loaded on shell 1 and through bolt
10 are individually fixed on preceding fixed block 2 and rear fixed block 3, are combined as a whole with shell 1.After covering shrouding 9, bearing pin 8 is relatively fixed,
Positioning sleeve 7 can rotate along bearing pin 8, movable along positioning sleeve 7 so as to limit the neck of sliding block 5.The neck of sliding block 5 is two,
Per former and later two positioning sleeves 7 are set on clamp bar slot, two necks are arranged in parallel.
The preceding fixed block 2 is provided with through hole along the longitudinal direction, and through hole is screwed hole, and threaded rod 13, screw thread are installed on through hole
The one end of bar 13 is provided with crank handle 12, and rotating crank handle 12 can push ahead threaded rod 13 and be moved rearwards, and threaded rod 13 is another
One end promotes above sliding block 5, and sliding block 5 moves the earthing spring that will can be arranged on the first steady pin 61 and the second steady pin 62
18 pull open.
The crank handle 12 includes connection sheet 14, handle 15, screw 16, and the top of connection sheet 14 is provided with square hole, and bottom is provided with
Circular hole, the one end of threaded rod 13 are square boss, and the top square hole of connection sheet 14 is engaged with the square boss of threaded rod 13, and through screw
16 fix, and the bottom circular hole of connection sheet 14 connects handle 15 through screw 16.Crank handle 12 be completed after by the screw thread on crank handle
Before bar 13 screws in the screwed hole of fixed block 2.Referring to Fig. 4 and Fig. 1.
Referring to Fig. 1 and Fig. 5, by the both ends of earthing spring 17 the first steady pin 61 of loading and the anti-skidding neck of the second alignment pin
On, handle 12 is shaken in dextrorotation, sliding block 5 is promoted, so as to stretch earthing spring 17.
The sliding block of earthing spring puller of the present invention is made of bearing steel, and intensity is high, and wear-resisting type is strong, service life
It is long.
These are only presently preferred embodiments of the present invention, be not intended to limit the scope of the present invention, therefore, it is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., it should be included in the protection model of the present invention
Within enclosing.
Claims (5)
1. a kind of earthing spring puller, it is characterized in that：Including：Shell（1）, preceding fixed block（2）, rear fixed block（3）, sliding block
（5）, steady pin（6）, positioning sleeve（7）, bearing pin（8）, shrouding（9）, threaded rod（13）, crank handle（12）；
The shell（1）Interior front and rear is installed with preceding fixed block respectively（2）With rear fixed block（3）, shell（1）In
Between sliding block is housed（5）, sliding block（5）On be provided with neck, neck is strip along the longitudinal direction, sliding block（5）Sidepiece is provided with hole, outside
Shell（1）Side rear portion is provided with strip hole, shell along the longitudinal direction（1）Side front portion is provided with hole, the first steady pin（61）Through outer
Shell（1）Side front hole is fixed on preceding fixed block（2）Sidepiece, the second steady pin（62）Through shell（1）It is solid after the strip hole of side
Due to sliding block（5）Sidepiece, the first steady pin（61）With the second steady pin（62）Positioned at shell（1）The same side；
The sliding block（5）Positioning sleeve is set with neck（7）, positioning sleeve（7）Inside it is set with bearing pin（8）, bearing pin（8）One end passes through
It is fixed behind the hole of outer casing bottom, bearing pin（8）The other end passes through shrouding（9）By stop nut（11）It is fixed, shrouding（9）Lid is loaded on
Shell（1）Above and through bolt it is individually fixed in front and rear fixed block（2、3）On, with shell（1）Combine as a whole；
First steady pin（61）With the second steady pin（62）On be set with earthing spring（17）Both ends；
The preceding fixed block（2）Through hole is provided with along the longitudinal direction, and through hole is screwed hole, and threaded rod is installed on through hole（13）, screw thread
Bar（13）One end is provided with crank handle（12）, rotate crank handle（12）Can be by threaded rod（13）Push ahead and be moved rearwards, spiral shell
Rasp bar（13）The other end promotes above sliding block（5）, sliding block（5）It is mobile will to be arranged at the first steady pin（61）With the second steady pin
（62）On earthing spring（18）Pull open.
2. earthing spring puller according to claim 1, it is characterized in that：The crank handle（12）Including connection sheet
（14）, handle（15）, screw（16）, connection sheet（14）Top is provided with square hole, and bottom is provided with circular hole, threaded rod（13）One end is side
Shape boss, connection sheet（14）Top square hole and threaded rod（13）Square boss is engaged, and through screw（16）It is fixed, connection sheet
（14）Bottom circular hole is through mode connects for screw handle（15）.
3. earthing spring puller according to claim 1, it is characterized in that：The sliding block（5）Neck is two, every
Former and later two positioning sleeves are set on neck（7）, two necks are arranged in parallel.
4. earthing spring puller according to claim 1, it is characterized in that：First steady pin（61）It is solid with second
Rationed marketing（62）Front portion is circumferentially provided with anti-skidding neck, earthing spring（17）It is sleeved in anti-skidding neck fixed.
5. the earthing spring puller according to claim 1 or 4, it is characterized in that：First steady pin（61）With
Two steady pins（62）Top is provided with fixed card slot, the first steady pin（61）With the second steady pin（62）Rear portion is screw thread, by solid
Neck is determined by the first steady pin（61）Preceding fixed block is fixed in threaded connection（2）, by fixed card slot by the second steady pin（62）
Sliding block is fixed in threaded connection（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711069670.9A CN107717872A (en) | 2017-11-03 | 2017-11-03 | Earthing spring puller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711069670.9A CN107717872A (en) | 2017-11-03 | 2017-11-03 | Earthing spring puller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107717872A true CN107717872A (en) | 2018-02-23 |
Family
ID=61222403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711069670.9A Pending CN107717872A (en) | 2017-11-03 | 2017-11-03 | Earthing spring puller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107717872A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0771616A1 (en) * | 1995-11-03 | 1997-05-07 | Sykes-Pickavant Limited | Heavy duty coil spring compressor |
| US6434807B1 (en) * | 2000-08-02 | 2002-08-20 | Paul Begin | Apparatus for removing and replacing coil springs and fasteners |
| CN201015858Y (en) * | 2007-01-24 | 2008-02-06 | 刘立新 | Disassembly and assembly device for the vehicle braking horseshoe spring |
| CN203371494U (en) * | 2013-07-18 | 2014-01-01 | 国家电网公司 | Spring stretching device |
| CN105437150A (en) * | 2015-11-30 | 2016-03-30 | 芜湖普威技研有限公司 | Automobile pedal spring installing tool |
| CN205600638U (en) * | 2016-05-14 | 2016-09-28 | 胡秀云 | Automobile shock absorber ware spring compression ware |
| CN205614594U (en) * | 2015-12-28 | 2016-10-05 | 国网浙江东阳市供电公司 | Switch energy -stored spring replacer |
| CN205630500U (en) * | 2016-05-27 | 2016-10-12 | 国网山东省电力公司冠县供电公司 | Novel tensile instrument of spring for electric power construction |
| CN205703174U (en) * | 2016-04-01 | 2016-11-23 | 安吉恒友科技有限公司 | A kind of folder bed for producing spring pad |
| CN205870441U (en) * | 2016-07-26 | 2017-01-11 | 南京海威机械有限公司 | A mechanism for install air spring fast |
-
2017
- 2017-11-03 CN CN201711069670.9A patent/CN107717872A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0771616A1 (en) * | 1995-11-03 | 1997-05-07 | Sykes-Pickavant Limited | Heavy duty coil spring compressor |
| US6434807B1 (en) * | 2000-08-02 | 2002-08-20 | Paul Begin | Apparatus for removing and replacing coil springs and fasteners |
| CN201015858Y (en) * | 2007-01-24 | 2008-02-06 | 刘立新 | Disassembly and assembly device for the vehicle braking horseshoe spring |
| CN203371494U (en) * | 2013-07-18 | 2014-01-01 | 国家电网公司 | Spring stretching device |
| CN105437150A (en) * | 2015-11-30 | 2016-03-30 | 芜湖普威技研有限公司 | Automobile pedal spring installing tool |
| CN205614594U (en) * | 2015-12-28 | 2016-10-05 | 国网浙江东阳市供电公司 | Switch energy -stored spring replacer |
| CN205703174U (en) * | 2016-04-01 | 2016-11-23 | 安吉恒友科技有限公司 | A kind of folder bed for producing spring pad |
| CN205600638U (en) * | 2016-05-14 | 2016-09-28 | 胡秀云 | Automobile shock absorber ware spring compression ware |
| CN205630500U (en) * | 2016-05-27 | 2016-10-12 | 国网山东省电力公司冠县供电公司 | Novel tensile instrument of spring for electric power construction |
| CN205870441U (en) * | 2016-07-26 | 2017-01-11 | 南京海威机械有限公司 | A mechanism for install air spring fast |
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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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |