CN106451257A - Pre-expanding device and method of contraction cable attachment - Google Patents
Pre-expanding device and method of contraction cable attachment Download PDFInfo
- Publication number
- CN106451257A CN106451257A CN201611114457.0A CN201611114457A CN106451257A CN 106451257 A CN106451257 A CN 106451257A CN 201611114457 A CN201611114457 A CN 201611114457A CN 106451257 A CN106451257 A CN 106451257A
- Authority
- CN
- China
- Prior art keywords
- cold
- expanding
- cable accessory
- expansion
- expanded casing
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
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- Processing Of Terminals (AREA)
Abstract
The invention relates to the technical field of attachments of electrical device, and particularly relates to a pre-expanding device of contraction cable attachment and a pre-expanding method of contraction cable attachment. The device is used for sheathing a supporting pipe in a contraction type cable attachment. The pre-expanding device is characterized by comprising a working frame, expanding disks, an expanding sleeve pipe, a drive device and a thrust device; there are two expanding disks oppositely arranged on the working frame; each of the expanding disks includes multiple expanding claws, and the expanding claws are arranged on the expanding disk in an opening and closing manner and driven by a drive device; the middle parts of the expanding disks are provided with through holes, and the expanding sleeves are driven by the thrust device and telescopically penetrated in the through holes in the middle part of the expanding disks. The device applies automatic operation of air pressure, and needs not to use an expanding steel wire and an expanding rod; thus operators are saved, the pre-expanding speed is fast; the device is simpler, and the service life is long; the pre-expanding product quality is stable and the defective index is low.
Description
Technical field
The present invention relates to power equipment attachment technique field, particularly to a kind of cold shrinking power cable adjunct predilation equipment and side
Method.
Background technology
Cold-shrinking cable accessory is a kind of conventional electric power adnexa, and Authorization Notice No. is that the China of CN 101814708 B is special
Profit discloses a kind of method for pre-expanding of cold-shrinking cable accessory, and it includes following operating procedure：
A) some steel wires are passed through cold-shrinking cable accessory to be expanded, using corresponding intrument in advance workbench first,
The two ends of the expansion disk difference clamped wire on the second station；
B) the synchronous Pan Kou expanding two expansion disks taut wire, expand cold-shrinking cable accessory using steel wire, by shrinkage
Type cable accessory enlarged-diameter is to scheduled volume, and keeps steel wire support state；
C) carry the dilator bar of expansion conehead according to cold-shrinking cable accessory size Selection one end, support tube activity is nested with
On the dilator bar of spreader cone back of head, and in the relative sheathed end cap of the dilator bar other end of expansion conehead, by support tube pressure
Hold between expansion conehead and end cap；
D) the spreader cone head end being arranged with the dilator bar of support tube, end cap is passed through to insert after an expansion center hole and support
In the cold-shrinking cable accessory corresponding ports on steel wire, and dilator bar is kept to arrange with cold-shrinking cable accessory coaxial line；
E) start in advance on device busy platform with the cylinder being supported in cold-shrinking cable accessory coaxial line arrangement, by outer
The cylinder piston extending promotes end cap to push dilator bar and support tube in the lump axially forward along cold-shrinking cable accessory, until extremely
The expansion conehead of few dilator bar is completely pushed out of the other end of cold-shrinking cable accessory；
F) end cap on dilator bar is removed, and extract dilator bar by expanding conehead；
G) lay down the steel wire on expansion disk, extract steel wire, cold-shrinking cable accessory bounces back obvolvent outside support tube, so far in advance
Expansion finishes.
Existing cold-shrinking cable accessory predilation device, will clamped wire, installation and dismounting expansion again during each expansion
Open rod, expend more time, because steel wire diameter is thinner, easily scuffing cold-shrinking cable accessory inner surface makes it make when extracting out
Even result in product rejection with reduced lifetime, steel wire is easily ruptured because of stress fatigue using rear for several times, increased and produces into
This.
Content of the invention
For overcoming deficiency of the prior art, the present invention provides a kind of cold-shrinking cable accessory predilation Apparatus and method for.
For achieving the above object, the technical solution used in the present invention is as follows：A kind of cold-shrinking cable accessory predilation equipment,
For support tube is placed in cold-shrinking cable accessory it is characterised in that：Including falsework, expansion disk, expanded casing, driving dress
Put, thrust device, described expansion disk is provided with two, and relatively on falsework, described expansion disk includes multiple expansion cards
Pawl, described expansion claw can the driving on expansion disk and by driving means of folding, be provided with the middle part of described expansion disk and wear
Hole, described expanded casing is driven in the telescopic perforation being through in the middle part of expansion disk by thrust device.
Further, driving means are motor.
Further, thrust device is double-acting cylinder, including expanded casing cylinder and support tube cylinder, expanded casing gas
Cylinder is connected after expanded casing and with expanded casing, and support tube cylinder and is provided with for promoting expanding sheath after expanded casing
The push-plate of pipe internal support tube.
Further, expansion claw is evenly arranged around the expansion disk center of circle.
Further, falsework is provided with moveable expansion disk location-plate, and described expansion disk positions located at expansion disk
On plate.
Further, expanded casing internal diameter is more than support tube external diameter.
A kind of cold-shrinking cable accessory method for pre-expanding it is characterised in that:Require 1-6 any one institute including usage right
A kind of cold-shrinking cable accessory predilation equipment stated, its method and step is as follows：
Step one：Support tube is entirely enclosed in expanded casing；
Step 2：Cold-shrinking cable accessory two ends are inserted in respectively on expansion claw；
Step 3：Starting driving means makes the expansion of expansion pawl support cold-shrinking cable accessory two ends to outside more than expanded casing
Footpath, being released expanded casing by thrust device makes cold-shrinking cable accessory depart from expansion pawl and be placed on expanded casing；
Step 4：By thrust device, support tube is released from expanded casing and penetrate in cold-shrinking cable accessory, directly
It is placed on completely on support tube to cold-shrinking cable accessory；
Step 5：So that expanded casing is bounced back by thrust device, take off the support tube being cased with cold-shrinking cable accessory, so far
Expansion finishes.
Further, before step one, first mobile expansion location-plate to correct position and fixes expansion location-plate.
From the above-mentioned description of this invention, compared with prior art, a kind of cold-shrink type cable that the present invention provides is attached
Part predilation Apparatus and method for, is automatically brought into operation using air pressure, without using expansion steel wire and dilator bar, saves operator, in advance
Rate of expansion is fast, and equipment is more simplified and long service life, and it is low that predilation product quality stablizes percent defective.
Brief description
Fig. 1 is a kind of present invention cold-shrinking cable accessory predilation device structure schematic diagram.
Fig. 2 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram one.
Fig. 3 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram two.
Fig. 4 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram three.
Fig. 5 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram four.
Fig. 6 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram five.
Fig. 7 is the present invention a kind of cold-shrinking cable accessory predilation equipment use state schematic diagram six.
Specific embodiment
Below by way of specific embodiment, the invention will be further described.
Referring to figs. 1 to shown in Fig. 7, a kind of cold-shrinking cable accessory predilation equipment, for being placed on cold-shrink type by support tube
In cable accessory, including falsework 1, expansion disk 2, expanded casing 3, double-acting cylinder 4, motor 5, falsework 1 is provided with can
The expansion disk location-plate 11 of movement, expansion disk 2 is provided with two, corresponding on the expansion disk location-plate 11 of falsework 1, expansion
Disk 2 include multiple expansion claws 21, expansion claw 21 can folding on expansion disk 2 and around the uniform cloth in expansion disk 2 center of circle
Put and driven by motor 5, in the middle part of expansion disk 2, be provided with perforation, double-acting cylinder 4 includes expanded casing cylinder 41 and support tube gas
Cylinder 42, expanded casing cylinder 41 is connected after expanded casing 3 and with expanded casing 3, and support tube cylinder 42 is located at expanded casing 3
Afterwards and be provided with push-plate 43 for promoting expanded casing 3 internal support tube 100, expanded casing 3 is telescopic to be through in the middle part of expansion disk 2
Perforation in and driven by expanded casing cylinder 41, expanded casing 3 internal diameter is more than support tube 100 external diameter.
A kind of cold-shrinking cable accessory method for pre-expanding, its method and step is as follows：
Step one：Mobile expansion location-plate 11 arrives correct position fixing expansion location-plate 11, and support tube 100 is filled completely
Enter in expanded casing 3；
Step 2：Cold-shrinking cable accessory 200 two ends are inserted in respectively on expansion claw (as Figure 2-3)；
Step 3：Actuating motor 5 makes expansion pawl 21 support cold-shrinking cable accessory 200 two ends to more than expanded casing 3
External diameter (as shown in Figure 4), starts expanded casing cylinder 41, and expanded casing 3 is released makes cold-shrinking cable accessory 200 depart from expansion
Pawl 21 is simultaneously placed on (as seen in figs. 5-6) on expanded casing 3；
Step 4：Start support tube cylinder 42, by push-plate 43, support tube 100 is released from expanded casing 3 and penetrate
In cold-shrinking cable accessory 200, until cold-shrinking cable accessory 200 is placed on (as shown in Figure 7) on support tube 100 completely；
Step 5：Reverse starting expanded casing cylinder 41 makes expanded casing 3 bounce back, and takes off and is cased with cold-shrinking cable accessory
200 support tube 100, so far expansion finishes.
Referring to figs. 1 to shown in Fig. 7, a kind of above-mentioned cold-shrinking cable accessory predilation Apparatus and method for, automatic using air pressure
Operation, without using expansion steel wire and dilator bar, saves operator, predilation speed is fast, and equipment is more simplified and used the longevity
Life length, it is low that predilation product quality stablizes percent defective.
Above are only a kind of specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, all profits
With this design, the present invention is carried out with the change of unsubstantiality, the behavior invading the scope of the present invention all should be belonged to.
Claims (8)
1. a kind of cold-shrinking cable accessory predilation equipment, for being placed on support tube in cold-shrinking cable accessory, its feature exists
In：Including falsework, expansion disk, expanded casing, driving means, thrust device, described expansion disk is provided with two, relatively located at
On falsework, described expansion disk includes multiple expansion claws, described expansion claw can folding on expansion disk and by
Driving means drive, and are provided with perforation, described expanded casing drives telescopic being through at by thrust device in the middle part of described expansion disk
In perforation in the middle part of expansion disk.
2. a kind of cold-shrinking cable accessory predilation equipment according to claim 1 it is characterised in that：Described driving dress
It is set to motor.
3. a kind of cold-shrinking cable accessory predilation equipment according to claim 1 it is characterised in that：Described thrust dress
It is set to double-acting cylinder, including expanded casing cylinder and support tube cylinder, described expanded casing cylinder is after expanded casing
And be connected with expanded casing, described support tube cylinder and is provided with for promoting expanded casing internal support tube after expanded casing
Push-plate.
4. a kind of cold-shrinking cable accessory predilation equipment according to claim 1 it is characterised in that：Described expansion card
Pawl is evenly arranged around the expansion disk center of circle.
5. a kind of cold-shrinking cable accessory predilation equipment according to claim 1 it is characterised in that：Falsework is provided with
Movably expansion disk location-plate, described expansion disk is on expansion disk location-plate.
6. a kind of cold-shrinking cable accessory predilation equipment according to claim 1 it is characterised in that：Described expanding sheath
Bore is more than support tube external diameter.
7. a kind of cold-shrinking cable accessory method for pre-expanding it is characterised in that:Require described in 1-6 any one including usage right
A kind of cold-shrinking cable accessory predilation equipment, its method and step is as follows：
Step one：Support tube is entirely enclosed in expanded casing；
Step 2：Cold-shrinking cable accessory two ends are inserted in respectively on expansion claw；
Step 3：Start driving means and so that expansion pawl is expanded and support cold-shrinking cable accessory two ends to more than expanded casing external diameter,
Being released expanded casing by thrust device makes cold-shrinking cable accessory depart from expansion pawl and be placed on expanded casing；
Step 4：By thrust device, support tube is released from expanded casing and penetrate in cold-shrinking cable accessory, until cold
Miniature cable accessory is placed on support tube completely；
Step 5：So that expanded casing is bounced back by thrust device, take off the support tube being cased with cold-shrinking cable accessory, so far expand
Finish.
8. a kind of cold-shrinking cable accessory method for pre-expanding according to claim 7 it is characterised in that：First move before step one
Dynamic expansion location-plate to correct position and fixes expansion location-plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114457.0A CN106451257B (en) | 2016-12-07 | 2016-12-07 | A kind of cold shrinking power cable adjunct predilation device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114457.0A CN106451257B (en) | 2016-12-07 | 2016-12-07 | A kind of cold shrinking power cable adjunct predilation device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106451257A true CN106451257A (en) | 2017-02-22 |
| CN106451257B CN106451257B (en) | 2018-06-15 |
Family
ID=58217644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611114457.0A Active CN106451257B (en) | 2016-12-07 | 2016-12-07 | A kind of cold shrinking power cable adjunct predilation device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106451257B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303668A (en) * | 2019-07-05 | 2019-10-08 | 安徽龙和电力集团有限公司 | A kind of high-voltage electricity solenoid steel wire expanding machine |
Citations (8)
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|---|---|---|---|---|
| EP2100356A1 (en) * | 2006-12-11 | 2009-09-16 | 3M Innovative Properties Company | Cold shrink article and method of using cold shrink article |
| CN101537706A (en) * | 2009-04-27 | 2009-09-23 | 江苏远航电缆附件有限公司 | Expanding device for a cold-shrinkage silicone rubber tube |
| CN201456394U (en) * | 2009-08-28 | 2010-05-12 | 保定合力达电缆附件有限公司 | Expansion machine of middle joint of cable |
| CN101814708A (en) * | 2009-02-19 | 2010-08-25 | 泉州七星电气有限公司 | Method for pre-expanding cold-shrinking cable accessory |
| CN203381185U (en) * | 2013-06-24 | 2014-01-08 | 安徽国华新材料有限公司 | Finger pipe expander |
| CN105415658A (en) * | 2016-01-05 | 2016-03-23 | 长园电子（东莞）有限公司 | EPDM rubber cone-shaped cold shrinking expanding equipment |
| CN205735981U (en) * | 2016-06-13 | 2016-11-30 | 天津艾利德电气设备制造有限公司 | Cold shrink sleeve dilator |
| CN206211423U (en) * | 2016-12-07 | 2017-05-31 | 七星电气股份有限公司 | A kind of cold shrinking power cable adjunct predilation equipment |
-
2016
- 2016-12-07 CN CN201611114457.0A patent/CN106451257B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2100356A1 (en) * | 2006-12-11 | 2009-09-16 | 3M Innovative Properties Company | Cold shrink article and method of using cold shrink article |
| CN101814708A (en) * | 2009-02-19 | 2010-08-25 | 泉州七星电气有限公司 | Method for pre-expanding cold-shrinking cable accessory |
| CN101537706A (en) * | 2009-04-27 | 2009-09-23 | 江苏远航电缆附件有限公司 | Expanding device for a cold-shrinkage silicone rubber tube |
| CN201456394U (en) * | 2009-08-28 | 2010-05-12 | 保定合力达电缆附件有限公司 | Expansion machine of middle joint of cable |
| CN203381185U (en) * | 2013-06-24 | 2014-01-08 | 安徽国华新材料有限公司 | Finger pipe expander |
| CN105415658A (en) * | 2016-01-05 | 2016-03-23 | 长园电子（东莞）有限公司 | EPDM rubber cone-shaped cold shrinking expanding equipment |
| CN205735981U (en) * | 2016-06-13 | 2016-11-30 | 天津艾利德电气设备制造有限公司 | Cold shrink sleeve dilator |
| CN206211423U (en) * | 2016-12-07 | 2017-05-31 | 七星电气股份有限公司 | A kind of cold shrinking power cable adjunct predilation equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303668A (en) * | 2019-07-05 | 2019-10-08 | 安徽龙和电力集团有限公司 | A kind of high-voltage electricity solenoid steel wire expanding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106451257B (en) | 2018-06-15 |
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