CN203161744U - Rapid lock catch for telescopic rod - Google Patents
Rapid lock catch for telescopic rod Download PDFInfo
- Publication number
- CN203161744U CN203161744U CN 201320216031 CN201320216031U CN203161744U CN 203161744 U CN203161744 U CN 203161744U CN 201320216031 CN201320216031 CN 201320216031 CN 201320216031 U CN201320216031 U CN 201320216031U CN 203161744 U CN203161744 U CN 203161744U
- Authority
- CN
- China
- Prior art keywords
- pressing handle
- tongue
- flexible rod
- snap close
- cylindrical part
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a rapid lock catch for a telescopic rod, which belongs to the field of telescopic rod connecting and locking components. The rapid lock catch comprises a fixed lantern ring, a compression handle and connecting screws, wherein the fixed lantern ring consists of a large cylindrical part, a small cylindrical part and a connecting part for connecting the large cylindrical part and the small cylindrical part; the small cylindrical part is provided with a locking groove along an axial direction; two sides of the locking groove are provided with two clamping plates; the two clamping plates are in hinged connection with the compression handle through the connecting screws; the connecting part is provided with a separating groove along a circumferential direction; the compression handle has a tongue-shaped structure provided with two side lugs; two annular bumps having the same structures are symmetrically arranged on the inner walls of the two side lugs; each annular bump is formed by splicing two half circular rings of which the surfaces ascend helically; screw holes are formed in the centers of the annular bumps; and a tongue buckle is arranged at the pointed end of the compression handle. The rapid lock catch is simple in structure, can be used for controlling locking or free extension and contraction of a multi-segment operating rod, and is convenient to use.
Description
Technical field
The utility model relates to a kind of flexible rod and connects locking member, and is particularly a kind of for the quick snap close of flexible rod that connects locking multistage operating stem.
Background technique
The deicing instrument that electric power system is at present used, the operating stem major part that service kits such as ground wire are used is to connect by spiral to lengthen operating stem length, perhaps adopt common flexible rod, a kind of bar telescopic positioning device is disclosed for No. 94204530.0 as disclosed Chinese patent, mainly plug mutually flexible in, certain positioning device is set between the outer body of rod, this positioning device then is to clamp by first, pressure body, second forms to clamp, borrow group first, two compel body to the gradient of clamp goes in its gradient inner edge by two ends of broken tight body are jammed, make stressed the strutting of its ring wall and dually push against outer bar inwall, because of first, two to clamp the two is the mode with the jammed clamping body in both sides, therefore have that the strength of pushing doubles and firmly, the effect that is difficult for disengagement.
And for example disclosed Chinese patent discloses a kind of device in order to fastening means for No. 01264414.5, comprise a lever, this lever has a holding part for a ccontaining location mechanism, and positioning means comprises a button, a spring and buckle, under the normality, spring is the pressing end of ejection button upwards, the fastening end of buckle is then protruded button downwards, and engages with the groove of tool head, and borrows and press pressing end, impel the positioning section of buckle to leave the groove of tool head, deviate from lever to allow tool head.
Disclosed Chinese patent discloses a kind of stepping pin formula flexible rod for No. 99257310.6 for another example; its outer tube right-hand member suit one handle; setting sleeve is housed in the outer tube; the locking cover of locking device is sleeved on above the outer tube, button and secondary spring is housed, suit deflecting plate above the locating stud in the groove of the projection of locking cover; this plate stretches to button; reset spring is positioned at the top of locating stud, places a capping again, and interior pipe is inserted in the hole of locking cover; and extend in the outer tube; protection and inipple are housed on the interior pipe, press button, the hole of pipe in locating stud leaves; pipe can move up and down in making; the levelling Len req, telescopic pipe can be connected with other instruments, enlarges its using scope.
Above-mentioned being threaded usually needs 7,8 extension rods, and it is big to bundle volume, and the de-icing work personnel carry inconvenience, and dismounting is wasted time and energy; 3 pieces of patent documentations have been introduced in the telescopic pipe medial and lateral the fixedly parts of expansion device have been set, and structure is complicated, cost height, not easy to assemble and maintenance.
Summary of the invention
The utility model provides a kind of flexible rod simple in structure, that cost is low, Telescopic Fixed structure is fastening quick snap close.
The utility model proposes the quick snap close of a kind of flexible rod, comprise retaining collar, pressing handle, attachment screw, retaining collar is by the great circle deceleration column, roundlet deceleration column and the joint that connects both are formed, described great circle deceleration column is fixedly connected on the big operating stem, suit telescopic little operating stem in the big operating stem, have a locking slot vertically on the described roundlet deceleration column, the locking slot both sides are provided with two clamping panels, two clamping panels are by the attachment screw pressing handle that is being hinged, along the circumferential direction have separate recesses on the described joint, pressing handle is the ligulate of picking up the ears with two, two annular protrusions of picking up the ears to be arranged with on the inwall two same structures, the semicircular ring that described annular protrusion is risen in the shape of a spiral by two surfaces is spliced, and the center of annular protrusion has screw, and the place, tip of pressing handle is provided with the tongue button; Two clamping panel outer walls of retaining collar are provided with the deep gouge of two circles, be respectively equipped with the convex annular seat that is complementary with described annular protrusion in two deep gouges, described convex annular seat is spliced by the semicircular ring that two surfaces descend in the shape of a spiral, the center of convex annular seat has screw, and the great circle deceleration column of retaining collar is provided with the tongue button deck that is complementary with the tongue button.
Preferably, two of described pressing handle have in the middle of picking up the ears one to separate tongue.
Described separate recesses is that two ends are the rectangular groove of fillet.
One spacing block set for the pressing handle rotary stopper is arranged on the described clamping panel.
The rotation amplitude of described annular protrusion is 0～160 °, and pressing handle opens to that its rotation degree is 0 ° when being close to spacing block set, and its rotation degree of locking back is 160 °.
Described tongue has been buckled a raised line, and described tongue button deck is provided with and the friction tight card article of this raised line, and described spacing block set is hemisphere.
The utility model has the advantages that simple in structure, cost is low, the operating stem of quickly and reliably realizing stretching is locked and is unclasped, easy to use, length according to the operating stem needs is made the multi-joint telescoping bar, quick snap close of flexible rod of every section telescopic bar configuration, the operating stem of variant caliber is suit layer by layer, in that the time spent can farthest not saved accommodation space.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is in the structural representation of locking state for the utility model;
Fig. 3 is the structural drawing of the utility model retaining collar;
Fig. 4 is the structural representation of picking up the ears on the utility model pressing handle;
Fig. 5 is the structural front view of the utility model pressing handle;
Fig. 6 is the structural perspective of the utility model pressing handle;
Among the figure: 1 is retaining collar; 2 is pressing handle; 3 is attachment screw; 4 is annular protrusion; 5 for separating tongue; 6 is the tongue button; 7 is clamping panel; 8 is tongue button deck; 9 is separate recesses; 10 is spacing block set; 11 is the convex annular seat.
Embodiment
With reference to accompanying drawing 1～6, embodiment one is proposed, present embodiment comprises retaining collar 1, pressing handle 2, attachment screw 3, retaining collar 1 is by the great circle deceleration column, roundlet deceleration column and the joint that connects both are formed, described great circle deceleration column is fixedly connected on the big operating stem, suit telescopic little operating stem in the big operating stem, have a locking slot vertically on the described roundlet deceleration column, the locking slot both sides are provided with two clamping panels 7, two clamping panels 7 are by attachment screw 3 pressing handle 2 that is being hinged, along the circumferential direction have separate recesses 9 on the described joint, pressing handle 7 is for two ligulates of picking up the ears, two annular protrusions 4 of picking up the ears to be arranged with on the inwall two same structures, and the semicircular ring that described annular protrusion 4 is risen in the shape of a spiral by two surfaces is spliced, the center of annular protrusion has screw, and the place, tip of pressing handle is provided with tongue button 6; Two clamping panel outer walls of retaining collar are provided with the deep gouge of two circles, be respectively equipped with the convex annular seat 11 that is complementary with described annular protrusion in two deep gouges, described convex annular seat 11 correspondingly is spliced by the semicircular ring that two surfaces descend in the shape of a spiral, the center of convex annular seat has screw, and the great circle deceleration column of retaining collar is provided with the tongue button deck that is complementary with the tongue button.In the middle of picking up the ears, two of described pressing handle have one to separate tongue 5.Described separate recesses 9 is that two ends are the rectangular groove of fillet.One spacing block set 10 for the pressing handle rotary stopper is arranged on the described clamping panel 7.The rotation amplitude of described annular protrusion 4 is 0～160 °, and pressing handle 2 opens to that its rotation degree is 0 ° when being close to spacing block set, and its rotation degree of locking back is 160 °.On the described tongue button 6 raised line is arranged, described tongue button deck is provided with and the friction tight card article of this raised line, and described spacing block set 10 is hemisphere.
In the present embodiment, retaining collar 1 and pressing handle 2 are the once-through of plastic cement mould, the roundlet deceleration column of retaining collar 1 is because of separate recesses 9 structural designs of joint, thereby has certain elastic force, when closing pressing handle 2, two symmetrical annular protrusions 4 on the pressing handle are pushed two clamping panels by its spiral rise surface in rotary course to the centre, make the locking slot closure, realization is to the locking of little operating stem, the card article that raised line on the tongue button 6 on the pressing handle 2 snaps on the tongue button deck 8 on the retaining collar 1 is realized fixing, pressing handle and the annular protrusion rotation amplitude in above-mentioned closing course is 0～160 °, the rotation degree was 0 ° when pressing handle 2 opened to the spacing block set 10 that is close on two clamping panels 7, and engaging back rotation degree is 160 °; When opening pressing handle, its spiral rise surface counter-rotating resets in two symmetrical annular protrusion rotary courses on the pressing handle, no longer push two clamping panels 7, the wedge angle of the separation tongue 5 on the pressing handle 2 inserts between two clamping panels 7 in the rotary reset process, make the locking slot of retaining collar 1 open rapidly, the roundlet deceleration column of retaining collar 1 is lax, and cover little operating stem inside can be stretched easily; The flexible operating stem of making in the present embodiment is made of 7 joint operating stem, and elongation back length is 8.5 meters, and shortening back length is 1.5 meters, saves a large amount of volumes, the convenient use.
Claims (6)
1. quick snap close of flexible rod, comprise retaining collar, pressing handle, attachment screw, described retaining collar is by the great circle deceleration column, roundlet deceleration column and the joint that connects both are formed, described great circle deceleration column is fixedly connected on the big operating stem, suit telescopic little operating stem in the big operating stem, it is characterized in that: have a locking slot vertically on the described roundlet deceleration column, the locking slot both sides are provided with two clamping panels, two clamping panels are by the attachment screw pressing handle that is being hinged, along the circumferential direction have separate recesses on the described joint, pressing handle is the ligulate of picking up the ears with two, two annular protrusions of picking up the ears to be arranged with on the inwall two same structures, the semicircular ring that described annular protrusion is risen in the shape of a spiral by two surfaces is spliced, and the center of annular protrusion has screw, and the place, tip of pressing handle is provided with the tongue button; Two clamping panel outer walls of retaining collar are provided with the deep gouge of two circles, be respectively equipped with the convex annular seat that is complementary with described annular protrusion in two deep gouges, described convex annular seat is spliced by the semicircular ring that two surfaces descend in the shape of a spiral, the center of convex annular seat has screw, and the great circle deceleration column of retaining collar is provided with the tongue button deck that is complementary with the tongue button.
2. the quick snap close of flexible rod according to claim 1 is characterized in that: have one to separate tongue in the middle of two of described pressing handle is picked up the ears.
3. the quick snap close of flexible rod according to claim 2, it is characterized in that: described separate recesses is that two ends are the rectangular groove of fillet.
4. the quick snap close of flexible rod according to claim 3 is characterized in that: a spacing block set for the pressing handle rotary stopper is arranged on the described clamping panel.
5. the quick snap close of flexible rod according to claim 4, it is characterized in that: the rotation amplitude of described annular protrusion is 0～160 °, and pressing handle opens to that the rotation degree is 0 ° when being close to spacing block set, and its rotation degree of locking back is 160 °.
6. the quick snap close of flexible rod according to claim 5, it is characterized in that: described tongue has been buckled a raised line, and described tongue button deck is provided with and the friction tight card article of this raised line, and described spacing block set is hemisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320216031 CN203161744U (en) | 2013-04-22 | 2013-04-22 | Rapid lock catch for telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320216031 CN203161744U (en) | 2013-04-22 | 2013-04-22 | Rapid lock catch for telescopic rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203161744U true CN203161744U (en) | 2013-08-28 |
Family
ID=49022930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320216031 Expired - Fee Related CN203161744U (en) | 2013-04-22 | 2013-04-22 | Rapid lock catch for telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203161744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286530A (en) * | 2016-08-31 | 2017-01-04 | 北京术锐技术有限公司 | A kind of locking device of plurality of rods |
-
2013
- 2013-04-22 CN CN 201320216031 patent/CN203161744U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286530A (en) * | 2016-08-31 | 2017-01-04 | 北京术锐技术有限公司 | A kind of locking device of plurality of rods |
| US11359659B2 (en) | 2016-08-31 | 2022-06-14 | Beijing Surgerii Technology Co., Ltd. | Locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Chuncheng Document name: Notification to Pay the Fees |
|
| 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: 20130828 Termination date: 20160422 |