CN202451532U - Anti-retraction bidirectional anti-rotation telescopic joint locking mechanism and telescopic insulating operating rod - Google Patents
Anti-retraction bidirectional anti-rotation telescopic joint locking mechanism and telescopic insulating operating rod Download PDFInfo
- Publication number
- CN202451532U CN202451532U CN2012200921845U CN201220092184U CN202451532U CN 202451532 U CN202451532 U CN 202451532U CN 2012200921845 U CN2012200921845 U CN 2012200921845U CN 201220092184 U CN201220092184 U CN 201220092184U CN 202451532 U CN202451532 U CN 202451532U
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- Prior art keywords
- slip joint
- locking
- lock
- retraction
- locking mechanism
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Abstract
The utility model relates to an anti-retraction bidirectional anti-rotation telescopic joint locking mechanism, which comprises an upper joint (2), a lower joint (4), a locking wedge (5) and a locking sleeve (6), wherein an inner conical surface (61) of the locking sleeve (6) is matched with an outer conical surface (52) of the locking wedge (5) and the two conical surfaces are in threaded connection with the upper joint (2) from top to bottom to firmly connect the upper joint (2) with the lower joint (4). In a telescopic insulating operating rod, all the telescopic joints are connected through the telescopic joint locking mechanism. The telescopic joint locking mechanism has good anti-retraction and bidirectional anti-rotation effects, does not retract or rotate, is difficult to wear and has longer service life. When the telescopic insulating operating rod is opened, the joints are firmly connected, so that the telescopic insulating operating rod is not only anti-retraction but also anti-rotation, has a more stable rod body structure, is more convenient to use and can perform rotation operation.
Description
Technical field
The utility model relates to the slip joint locking mechanism, be specifically related to a kind of can be in case the slip joint locking mechanism of retraction rotation inhibiting and the telescopic insulating bar that uses this slip joint locking mechanism.
Background technique
All have between the slip joint of telescopic Mop rod, fishing bar and power system insulation operating stem open the time and the joint between mutually locking locking mechanism; The employing that has is threaded; The locking element of the employing distinguish that has combines to be threaded, and the employing male cone (strobilus masculinus) that also has matches with internal taper hole and is connected.Being threaded to prevent stressed back retraction, but can only unidirectional rotation inhibiting can not two-way rotation inhibiting; The locking element of the distinguish anti-retraction that combines to be threaded is all good inadequately with the rotation inhibiting effect, uses wearing and tearing to strengthen that rear defence bounces back and the effect of rotation inhibiting can become poorer for a long time; Employing male cone (strobilus masculinus) and internal taper hole bounce back after matching and being connected axially loaded easily, and the effect of rotation inhibiting is also good inadequately.Above-mentioned slip joint locking mechanism application is different, but can not accomplish all not only to prevent that retraction but also two-way preventing from rotating.The telescopic insulating bar that uses in the electric power system at present is and is threaded; It is stable bad that vibration can take place between elongation time and the joint; Be unfavorable for accurate operation; Screw connection structure moves back the button direction and does not have anti-rotating function, is not easy to come livewire work at insulating pole front end setting tool, is unfavorable for reducing power off time and saves the activity duration.
Summary of the invention
The purpose of the utility model provides the two-way rotation inhibiting slip joint of a kind of anti-retraction locking mechanism and the telescopic insulating bar that uses this slip joint locking mechanism.
The technical solution of the utility model is:
The two-way rotation inhibiting slip joint locking mechanism of anti-retraction; It comprises the upper connection that is installed in the outer tube upper end, the lower contact that is installed in interior pipe lower end, locking wedge and lock sleeve; Upper connection is that outer wall is provided with externally threaded cylinder, and upper connection is connected with outer tube and along the circumferential direction evenly is provided with L shaped lock that three inner concave wall and outer wall of inner tube be slidingly matched watt on the inwall of position top; Lower contact is the Cylindrical object that upper end and interior pipe lower end plug, lower contact and interior pipe plug circumferentially evenly be provided with on the outer wall of below, position three respectively from bottom to top through the circular gap between each lock of upper connection watt, after the lock that matches watt rotation with the downward mutually arc watt shape fixture block that pipe bounces back in clamping prevents of the transverse arm of lock watt; The locking wedge is the cylinder that inwall and interior pipe are slidingly matched; The bottom barrel of locking wedge circumferentially is divided into three locking inserted sheets; Each locks, and inserted sheet inserts gap between upper connection, lower contact and each lock socket-connect watt respectively from the top down, each fixture block of blocking after the rotation lock prevents its backward rotation; The upper end outer wall of locking wedge is up-thin-low-thick male cone (strobilus masculinus), and the barrel that locking wedge upper end has male cone (strobilus masculinus) is divided into and can elasticity holds interior three locking lobes of managing tightly; Lock sleeve be the inwall of bottom be provided with upper connection on the inwall on the internal thread that matches of outside thread, top be up-small and down-big and the cylinder of the inner conical surface that matches of the male cone (strobilus masculinus) of locking wedge, the inner conical surface of lock sleeve matches, through being threaded in upper connection firmly is connected with lower contact from the top down with the male cone (strobilus masculinus) of locking wedge.
Use the telescopic insulating bar of above-mentioned slip joint locking mechanism; It comprises slip joint and last slip joint in slip joint under the hollow that socket-connects from bottom to top successively, the some joints, links to each other through above-mentioned slip joint locking mechanism respectively between the lower end of the upper end of slip joint and last slip joint in the upper end of following slip joint and the foot between the lower end of slip joint, in the adjacent external in the upper end of slip joint and the inside between the lower end of slip joint, in the topmost part.
The technique effect of the utility model is: the anti-retraction and the two-way rotation inhibiting of this slip joint locking mechanism are effective; Neither can bounce back and also can not rotate, be not easy to produce wearing and tearing, longer service life; Connect more firmly between the slip joint, it is more stable to make flexible rod elongate the back overall structure.Adopting the telescopic insulating bar of this slip joint locking mechanism to open between time and the joint is connected firmly; Not only can be in case retraction but also can rotation inhibiting; Body of rod structure is more firm, is more convenient for using, and it can be rotated operation; At the front end of insulating pole various operation tools are installed and are carried out livewire work, help electric power operation and do not have a power failure and save the activity duration and reduce the power failure economic loss.
Description of drawings
Fig. 1 cuts open figure for the three-dimensional decomposition of the utility model embodiment slip joint locking mechanism office;
Fig. 2 cuts open figure for the three-dimensional office of the utility model embodiment insulating bar.
Embodiment
The two-way rotation inhibiting slip joint locking mechanism of anti-retraction; As shown in Figure 1; It comprises the upper connection 2 that is installed in outer tube 1 upper end, the lower contact 4 that is installed in interior pipe 3 lower ends, locking wedge 5 and lock sleeve 6; Upper connection 2 is provided with the cylinder of outside thread 21 for outer wall, and upper connection 2 is connected with outer tube 1 and along the circumferential direction evenly is provided with L shaped lock that three inner concave wall and interior pipe 3 outer walls are slidingly matched watts 22 on the inwall above the position; The Cylindrical object that lower contact 4 plugs for upper end and interior pipe 3 lower ends, lower contact 4 and interior pipe 3 plug and circumferentially evenly are provided with three on the outer wall of below, position respectively from bottom to top through the circular gap between upper connection 2 each lock watts 22, rotate the downward mutually 3 arc watt shape fixture blocks 41 that bounce back of managing in clamping prevents of the transverse arm of back and lock watts 22 towards the lock that matches watts 22; Locking wedge 5 is the cylinder that inwall and interior pipe 3 are slidingly matched; The bottom barrel of locking wedge 5 circumferentially is divided into three locking inserted sheets 51; Each locks, and inserted sheet 51 inserts gap between upper connection 2, lower contact 4 and each lock socket-connect watts 22 respectively from the top down, each fixture block 41 of blocking after the rotation lock prevents its backward rotation; The upper end outer wall of locking wedge 5 is up-thin-low-thick male cone (strobilus masculinus) 52, three locking lobes 53 of pipe 3 in the barrel that locking wedge 5 upper ends have a male cone (strobilus masculinus) 52 is divided into and can elasticity holds tightly; Lock sleeve 6 for the inwall of bottom be provided with upper connection 2 on the inwall on the internal thread that matches of outside thread 21, top be up-small and down-big and the cylinder of the inner conical surface 61 that matches of the male cone (strobilus masculinus) 52 of locking wedge 5, the inner conical surface 61 of lock sleeve 6 matches, through being threaded in upper connection 2 firmly is connected with lower contact 4 from the top down with the male cone (strobilus masculinus) 52 of locking wedge 5.
Each lower end that locks inserted sheet 51 is respectively equipped with the guide and limit wedge 54 that the gap that can insert respectively between each L shaped lock watt 22 bottoms that each fixture block 41 passes through from bottom to top prevents each fixture block 41 counter-rotating, each guide and limit wedge 54 and each fixture block 41 contacted side for each fixture block 41 backward rotation can with locking wedge 5 upwards slide and eject skewed.
Separate the inner concave wall that one section lower contact 4 bottom outer walls are coarser than lower contact 4 outer walls that are provided with fixture block 41 positions and lock watts 22 with fixture block 41, can be slidingly matched with the inwall of outer tube 1, the upper-end surface of this section can be blocked to lower limit by lock watts 22 and manage 3 in preventing and upwards extracted.The outer wall of lock sleeve 6 epimeres is that up-thin-low-thick conical surface 62, hypomere outer wall is provided with anti-skidding line 63.Lower contact 4 is a hollow column, and pipe 3 upper end portion was provided with and can inserts its outer tube lower end, top, external diameter grafting fixing head 42 less than its below lower contact external diameter in lower contact 4 was plugged in.Upper connection 2 is respectively with interior pipe 3 with outer tube 1, lower contact 4 and plugs bonding the connection.Outer tube 1 is a Glass Steel Tube with interior pipe 3, and the material of upper connection 2, lower contact 4, locking wedge 5 and lock sleeve 6 is a nylon.
Use the telescopic insulating bar of above-mentioned slip joint locking mechanism; As shown in Figure 2; It comprises slip joint 8 and last slip joint 9 in slip joint 7 under the hollow that socket-connects from bottom to top successively, the some joints, links to each other through above-mentioned slip joint locking mechanism respectively between the lower end of the upper end of slip joint 8 and last slip joint 9 in the upper end of following slip joint 7 and the foot between the lower end of slip joint 8, in the adjacent external in the upper end of slip joint 8 and the inside between the lower end of slip joint 8, in the topmost part.
Be equipped with in the pore of following slip joint 7 lower ends that firm effect is played in middle slip joint 8 lower ends up-thin-low-thick, that the upper end can be inserted foot from bottom to top, the lower end suit is fixed on down the ladder turriform pole socket 71 on the slip joint 7.
The upper end of last slip joint 9 is equipped with operating stem head 91.
The lower end of operating stem head 91 is installed in handle bar 92, the U-shaped head 93 of upper end for linking to each other with operation tool in the slip joint 9 for pegging graft; Be respectively equipped with on two yokes 94 of U-shaped head 93 on 95, one yoke tapped holes 95 of tapped hole through screw thread be equipped with an end be provided with the outside thread the other end be provided with bulb, be used on the ball rod 96, another yoke tapped hole 95 of drawing drop switch through screw thread be equipped with two ends be respectively equipped with screw thread, free end forward bending be used to connect galvanoscopic electroscope extension bar 97.The bulb end of ball rod 96 and electroscope extension bar 97 be connected the electroscope end towards on the contrary.Be respectively equipped with the coaxial through-hole 98 that is used for the fitting operation instrument on two yokes 94 of U-shaped head 93.
This insulating bar all also can be locked behind retraction or the part retraction at an arbitrary position, prevents that slip joint from scurrying out automatically, is easy to carry to use and deposit.It both can be used for studying and explaining and drawing explaining operation, can be used for the electrical verification operation again, can also various operation tools be installed at the front end of insulating bar and carry out livewire work, and it can substitute existing various insulating bars, and is more convenient to use.
Claims (10)
1. the two-way rotation inhibiting slip joint locking mechanism of anti-retraction; It is characterized in that: it comprises the upper connection (2) that is installed in outer tube (1) upper end, the lower contact (4) that is installed in interior pipe (3) lower end, locking wedge (5) and lock sleeve (6); Upper connection (2) is provided with the cylinder of outside thread (21) for outer wall, and upper connection (2) is connected with outer tube (1) and along the circumferential direction evenly is provided with the L shaped lock watt (22) that three inner concave wall and interior pipe (3) outer wall are slidingly matched on the inwall above the position; The Cylindrical object that lower contact (4) plugs for upper end and interior pipe (3) lower end, lower contact (4) and interior pipe (3) plug and circumferentially evenly are provided with three difference on the outer wall of below, position and prevent the arc watt shape fixture block (41) that interior pipe (3) bounces back through the circular gap between each lock watt (22) of upper connection (2), the downward clamping mutually of transverse arm of rotating the back and locking watt (22) towards the lock that matches watt (22) from bottom to top; Locking wedge (5) is the cylinder that inwall and interior pipe (3) are slidingly matched; The bottom barrel of locking wedge (5) circumferentially is divided into three locking inserted sheets (51); Each locks inserted sheet (51) and inserts from the top down respectively that the upper connection (2) socket-connect, lower contact (4) are locked gap between watt (22) with each, each fixture block (41) of blocking after the rotation lock prevents its backward rotation; The upper end outer wall of locking wedge (5) is up-thin-low-thick male cone (strobilus masculinus) (52), and the barrel that locking wedge (5) upper end has a male cone (strobilus masculinus) (52) is divided into three locking lobes (53) can elasticity holding interior pipe (3) tightly; Lock sleeve (6) for the inwall of bottom be provided with upper connection (2) on the inwall on the internal thread that matches of outside thread (21), top be the cylinder of the inner conical surface (61) that matches of male cone (strobilus masculinus) (52) up-small and down-big and locking wedge (5), the inner conical surface (61) of lock sleeve (6) matches, through being threaded in upper connection (2) firmly is connected with lower contact (4) from the top down with the male cone (strobilus masculinus) (52) of locking wedge (5).
2. the two-way rotation inhibiting slip joint of anti-retraction as claimed in claim 1 locking mechanism; It is characterized in that the said lower end that respectively locks inserted sheet (51) is respectively equipped with the guide and limit wedge (54) that the gap that can insert respectively between each L shaped lock watt (22) bottom that each fixture block (41) passes through from bottom to top prevents each fixture block (41) counter-rotating, each guide and limit wedge (54) and the contacted side of each fixture block (41) for each fixture block (41) backward rotation can with locking wedge (5) upwards slide and eject skewed.
3. the two-way rotation inhibiting slip joint of anti-retraction as claimed in claim 1 locking mechanism; It is characterized in that said and fixture block (41) separate one section lower contact (4) bottom outer wall and be coarser than lower contact (4) outer wall that is provided with fixture block (41) position and the inner concave wall of lock watt (22), can be slidingly matched with the inwall of outer tube (1), the upper-end surface of this section can be blocked to lower limit by lock watt (22) and prevent that interior pipe (3) from upwards being extracted.
4. the two-way rotation inhibiting slip joint of anti-retraction as claimed in claim 1 locking mechanism; The outer wall that it is characterized in that said lock sleeve (6) epimere is that up-thin-low-thick conical surface (62), hypomere outer wall is provided with anti-skidding line (63); Lower contact (4) is a hollow column, and the upper end portion that lower contact (4) is plugged in interior pipe (3) is provided with can insert its outer tube lower end, top, external diameter grafting fixing head (42) less than its below lower contact external diameter.
5. use the telescopic insulating bar of the two-way rotation inhibiting slip joint of the described anti-retraction of claim 1 locking mechanism; It comprises slip joint (8) and last slip joint (9) in slip joint under the hollow that socket-connects from bottom to top successively (7), the some joints, it is characterized in that: link to each other through above-mentioned slip joint locking mechanism respectively between the lower end of the upper end of slip joint (8) and last slip joint (9) in the upper end of following slip joint (7) and the foot between the lower end of slip joint (8), in the adjacent external in the upper end of slip joint (8) and the inside between the lower end of slip joint (8), in the topmost part.
6. telescopic insulating bar as claimed in claim 5 is characterized in that being equipped with in the pore of following slip joint (7) lower end that firm effect is played in middle slip joint (8) lower end up-thin-low-thick, that the upper end can be inserted foot from bottom to top, the lower end suit is fixed on down the ladder turriform pole socket (71) on the slip joint (7).
7. telescopic insulating bar as claimed in claim 5; It is characterized in that said upper end of going up slip joint (9) is equipped with operating stem head (91); The lower end of operating stem head (91) is installed in handle bar (92), the U-shaped head (93) of upper end for linking to each other with operation tool in the slip joint (9) for pegging graft; Be respectively equipped with tapped hole (95) on two yokes (94) of U-shaped head (93), a yoke tapped hole (95) go up through screw thread be equipped with that an end is provided with that the outside thread the other end is provided with bulb, ball rod (96), another yoke tapped hole (95) of being used for the drawing drop switch go up through screw thread be equipped with two ends be respectively equipped with screw thread, free end forward bending be used to connect galvanoscopic electroscope extension bar (97).
8. telescopic insulating bar as claimed in claim 7, it is characterized in that said ball rod (96) bulb end and electroscope extension bar (97) be connected the electroscope end towards on the contrary.
9. telescopic insulating bar as claimed in claim 7 is characterized in that being respectively equipped with the coaxial through-hole (98) that is used for the fitting operation instrument on two yokes (94) of said U-shaped head (93).
10. telescopic insulating bar as claimed in claim 7; It is characterized in that said handle bar (92) is a hollow stem; Interior and coaxial operation tool locking lever (99) and the stage clip (100) of being slidingly fitted with of handle bar (92) of handle bar (92); Stage clip (100) is sleeved on that the rear portion, front end roof pressure of operation tool locking lever (99) are gone up at operation tool locking lever (99), the rear end roof pressure is on handle bar (92); The front end of operation tool locking lever (99) slides and passes handle bar (92) front end and stretch in the operating stem head U-shaped head (93) and be used for the lock operation instrument, radially be provided with on U-shaped head (93) the below operation tool locking lever (99) two ends respectively from the cylindrical void that endwisely slips (101) of handle bar (92) both sides pass, be used for manual control operation tool locking lever (99) thus retraction is removed the operation tool lock function so that the hand of the locking angle of map function instrument on operating stem head (91) is dialled cross bar (102) backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200921845U CN202451532U (en) | 2012-03-13 | 2012-03-13 | Anti-retraction bidirectional anti-rotation telescopic joint locking mechanism and telescopic insulating operating rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200921845U CN202451532U (en) | 2012-03-13 | 2012-03-13 | Anti-retraction bidirectional anti-rotation telescopic joint locking mechanism and telescopic insulating operating rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202451532U true CN202451532U (en) | 2012-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200921845U Expired - Fee Related CN202451532U (en) | 2012-03-13 | 2012-03-13 | Anti-retraction bidirectional anti-rotation telescopic joint locking mechanism and telescopic insulating operating rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202451532U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683059A (en) * | 2013-12-20 | 2014-03-26 | 国家电网公司 | Insulating cover component |
| CN104235131A (en) * | 2013-06-19 | 2014-12-24 | 巴秀宾 | Quick telescopic bar |
| CN105627059A (en) * | 2014-10-28 | 2016-06-01 | 鸿富锦精密工业(武汉)有限公司 | Supporting device |
| CN103683059B (en) * | 2013-12-20 | 2016-11-30 | 国家电网公司 | A kind of insulating boot assembly |
| CN107559277A (en) * | 2017-08-29 | 2018-01-09 | 刘路清 | A kind of attachment means for cross beam type shelf bearing bar |
| CN109774968A (en) * | 2019-01-22 | 2019-05-21 | 南京航空航天大学 | A kind of shaft part and support adjustable multi-bearing rotor testing stand |
| CN110116774A (en) * | 2019-06-19 | 2019-08-13 | 贺国峰 | A kind of baby carriage handle lifting regulating mechanism |
| CN110350428A (en) * | 2019-03-28 | 2019-10-18 | 国网浙江象山县供电有限公司 | Quick dislodging multifunctional high pressure insulating bar |
-
2012
- 2012-03-13 CN CN2012200921845U patent/CN202451532U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235131A (en) * | 2013-06-19 | 2014-12-24 | 巴秀宾 | Quick telescopic bar |
| CN103683059A (en) * | 2013-12-20 | 2014-03-26 | 国家电网公司 | Insulating cover component |
| CN103683059B (en) * | 2013-12-20 | 2016-11-30 | 国家电网公司 | A kind of insulating boot assembly |
| CN105627059A (en) * | 2014-10-28 | 2016-06-01 | 鸿富锦精密工业(武汉)有限公司 | Supporting device |
| CN105627059B (en) * | 2014-10-28 | 2019-05-31 | 鸿富锦精密工业(武汉)有限公司 | Support device |
| CN107559277A (en) * | 2017-08-29 | 2018-01-09 | 刘路清 | A kind of attachment means for cross beam type shelf bearing bar |
| CN107559277B (en) * | 2017-08-29 | 2019-12-03 | 浙江云洁仓储设备有限公司 | A kind of attachment device for cross beam type shelf bearing bar |
| CN109774968A (en) * | 2019-01-22 | 2019-05-21 | 南京航空航天大学 | A kind of shaft part and support adjustable multi-bearing rotor testing stand |
| CN110350428A (en) * | 2019-03-28 | 2019-10-18 | 国网浙江象山县供电有限公司 | Quick dislodging multifunctional high pressure insulating bar |
| CN110116774A (en) * | 2019-06-19 | 2019-08-13 | 贺国峰 | A kind of baby carriage handle lifting regulating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20160313 |