CN107717828A - A kind of sleeve extension bar - Google Patents
A kind of sleeve extension bar Download PDFInfo
- Publication number
- CN107717828A CN107717828A CN201710985125.8A CN201710985125A CN107717828A CN 107717828 A CN107717828 A CN 107717828A CN 201710985125 A CN201710985125 A CN 201710985125A CN 107717828 A CN107717828 A CN 107717828A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hole
- extension bar
- connecting rod
- sleeve pipe
- 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
- 238000005520 cutting process Methods 0.000 claims abstract description 36
- 238000010276 construction Methods 0.000 abstract description 12
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0021—Prolongations interposed between handle and tool
-
- 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
- B25B13/00—Spanners; Wrenches
- B25B13/02—Spanners; Wrenches with rigid jaws
- B25B13/06—Spanners; Wrenches with rigid jaws of socket type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention provides a kind of sleeve extension bar, including sleeve pipe, connecting rod and guide pins, described sleeve pipe sidewall upper opens up the first cutting hole upwards in quill, multiple limit guide grooves in inverted L shape are opened up on the sleeve side walls of the first cutting hole upper end, multiple limit guide grooves are distributed setting upwards in quill, each described limit guide groove one end connects with the first cutting hole, the afterbody of the other end is downwardly directed, the connecting rod top is connected with connection boss, in the plug-in-sleeve of lower end, connecting hole is offered in the side wall of the connecting rod lower end, guide pins are installed in the connecting hole, the guide pins are located in the region that the first cutting hole and limit guide groove are formed.Beneficial effect of the present invention：The position of guide pins is limited by the position of different limit guide grooves, so that the length of whole sleeve extension bar obtains flexible modulation, it is simple in construction, reasonable in design, easy to use convenient without frequently changing the extension bar of different length, improve the efficiency of production and test.
Description
Technical field
The invention belongs to equipment to test auxiliary Tools Technology, more particularly, to a kind of sleeve extension bar.
Background technology
With reaching its maturity for Wind Power Generation Industry, the production efficiency and testing efficiency of wind power product improve increasingly.At present, a lot
Production and test link are to have been manually done.These links it is less efficient, it is necessary to further improve.In these links, to not
The dismounting of same model, the screw of diverse location and bolt needs repeatedly to change the extension bar of different length, ten in unloading process
Divide trouble, for lifting operation efficiency, design a kind of sleeve extension bar for the different length that can stretch.
The content of the invention
In view of this, the present invention is directed to propose a kind of sleeve extension bar, with the weak point to solve the above problems, realizes and add
The function of stock adjustable in length.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of sleeve extension bar, including sleeve pipe, connecting rod and guide pins, described sleeve pipe sidewall upper open up upwards in quill
There is the first cutting hole, multiple limit guide grooves in inverted L shape are offered on the sleeve side walls of the first cutting hole upper end, it is multiple
The limit guide groove is distributed setting upwards in quill, and each described limit guide groove one end connects with the first cutting hole, another
The afterbody at end is downwardly directed, and the connecting rod top is connected with connection boss, in the plug-in-sleeve of lower end, the side wall of the connecting rod lower end
On offer connecting hole, guide pins are installed, the guide pins are located at the first cutting hole and limit guide groove structure in the connecting hole
Into region in.
Further, first cutting hole is through the upper end of sleeve side walls.
Further, second cutting hole is through the lower end of sleeve side walls.
Further, elastic component is installed in the sleeve pipe at second cutting hole, the elastic component upper end with
Connecting rod connects, lower end and sleeve pipe connection.
Further, installed at the sleeve side walls below second cutting hole through pin-and-hole is provided with the pin-and-hole
There is steady pin.
Further, the connecting rod bottom is provided with guide groove, and the guide groove side wall is provided with through hole.
Further, the upper end of the elastic component is provided with the first crotch, and lower end is provided with the second crotch, first crotch with
Through hole connects, second crotch and fixed pin connection.
Further, the limit guide groove quantity is 3, and is spaced two-by-two equal.
Further, described sleeve pipe bottom is provided with cube structure, and the upper surface of the connection boss is provided with square
Groove.
Further, the connecting rod and sleeve pipe are column construction, and the internal diameter chi of the connecting rod diameter dimension and sleeve pipe
Very little consistent, connection boss lower end size is more than the internal diameter size of sleeve pipe.
Relative to prior art, sleeve extension bar of the present invention has following advantage：
Sleeve extension bar of the present invention limits the position of guide pins by the position of different limit guide grooves, so that
The length of whole sleeve extension bar obtains flexible modulation, and without frequently changing the extension bar of different length, simple in construction, design is closed
Manage, be easy to use convenient, improving the efficiency of production and test.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the sleeve extension bar structural representation described in the embodiment of the present invention；
Fig. 2 is the view when sleeve extension bar described in the embodiment of the present invention is elongated to use at I levels；
Fig. 3 is the bar linkage structure schematic diagram described in the embodiment of the present invention.
Description of reference numerals：
1- sleeve pipes；The cutting holes of 11- first；The cutting holes of 12- second；13- limit guide grooves；14- steady pins；2- connecting rods；21- is led
Groove；22- through holes；23- connecting holes；24- connection boss；25- square grooves；3- guide pins；4- elastic components.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figures 1 to 3, a kind of sleeve extension bar, including sleeve pipe 1, connecting rod 2 and guide pins 3, in the side wall of described sleeve pipe 1
End offers the first cutting hole 11 on the axial direction of sleeve pipe 1, is offered in the side wall of sleeve pipe 1 of the upper end of the first cutting hole 11 more
The individual limit guide groove 13 in inverted L shape, multiple limit guide grooves 13 are distributed setting on the axial direction of sleeve pipe 1, each described spacing to lead
The one end of groove 13 connects with the first cutting hole 11, and the afterbody of the other end is downwardly directed, and the top of connecting rod 2 is connected with connection boss
24, in lower end plug-in-sleeve 1, connecting hole 23 is offered in the side wall of the lower end of connecting rod 2, is provided with and leads in the connecting hole 23
Rail pin 3, the guide pins are located in the region that the first cutting hole and limit guide groove are formed.
First cutting hole 11 is through the upper end of the side wall of sleeve pipe 1.
Second cutting hole 12 is through the lower end of the side wall of sleeve pipe 1.
In the present embodiment, the cutting hole 12 of the first cutting hole 11 and second is that centre is that rectangle both ends are semicircle
Structure.
Elastic component 4, the upper end of elastic component 4 and connecting rod 2 are installed in the sleeve pipe 1 at second cutting hole 12
Connection, lower end is connected with sleeve pipe 1.
The side-walls of sleeve pipe 1 below second cutting hole 12 are provided with fixation through pin-and-hole is provided with the pin-and-hole
Pin 14, the lower end of elastic component 4 are connected on steady pin 14.
The steady pin 14 is interference fitted with pin-and-hole.
The bottom of connecting rod 2 is provided with guide groove 21, and the side wall of guide groove 21 is provided with through hole 22.
The upper end of the elastic component 4 is provided with the first crotch, and lower end is provided with the second crotch, and first crotch connects with through hole 22
Connect, second crotch is connected with steady pin 14.
The elastic component 4 is spring.
The quantity of limit guide groove 13 is 3, and is spaced two-by-two equal, provides various sizes of development length for connecting rod 2.
The bottom of described sleeve pipe 1 is provided with cube structure, and the upper surface of the connection boss 24 is provided with square groove 25.
The guide pins 3 are interference fitted with connecting hole 23.
The connecting rod 2 and sleeve pipe 1 are column construction, and the internal diameter size one of the diameter dimension of the connecting rod 2 and sleeve pipe 1
Cause, the connection boss 24 lower end size is more than the internal diameter size of sleeve pipe 1.
In the present embodiment, the connection boss 24 includes lower end column construction and upper end column construction, the lower end cylindricality
Structural base is fixedly connected with connecting rod top, and the sectional dimension of the lower end column construction is more than the internal diameter size of sleeve pipe 1, described
The upper surface of upper end column construction is provided with square groove 25, passes through spiral shell between the lower end column construction and upper end column construction
Line connects or welding, is connected through a screw thread or welds between the lower end column construction and connecting rod.
Here is the embodiment of the application：
The length of sleeve pipe 1 is 100mm, and the internal diameter of sleeve pipe 1 is 6mm, external diameter 8mm, in the bottom of sleeve pipe 1 close to cube structure one
At the 3mm at end, the pin-and-hole provided with a diameter of 1.5mm；It is 30mm close to symmetrical two length at the 10mm of square one end, it is wide
Spend for 3mm, both ends are the second circular cutting hole 12, for placing spring；Symmetrical two at the other end 10mm of sleeve pipe 1
Individual length is 40mm, and width 1.5mm, both ends are the first circular cutting hole 11, the close top of first cutting hole 11, between distribution
10mm I, II and III three-level guide groove is divided into, guide pins 3 are similarly 10mm from original state to I grade；
The connection boss 24 on the top of connecting rod 2, upper end are the upper end cylindricality knot that the length with square groove 25 is 6mm
Structure, cylinder lower end are connected to diameter 8mm, length 10mm lower end column construction,；It is diameter 6mm again, length 50mm connecting rod
2；The connecting hole 23 for being diameter 1.4mm at the other end 10mm of connecting rod 2；Bottom is the guide groove 21 with through hole 22, is used for
Connected with spring；
The length of spring is 42mm, external diameter 6mm.
The installation of the present embodiment and the course of work：
By in the plug-in-sleeve 1 of connecting rod 2, be fixedly connected by the through hole 22 of the bottom of connecting rod 2 with one end of spring, spring it is another
One end is put into inside sleeve pipe 1 to be fixedly connected by steady pin 14 with sleeve pipe 1, finally by connecting hole 23 on connecting rod 2 and sleeve pipe 1
At first cutting hole 11 at grade, guide pins 3 are put into connecting hole 23 fixed；
Connecting rod 2 is stretched to required length (at the limit guide groove 13 for reaching I, II and III diverse location rank), fixed cover
Pipe 1, it is fixed in limit guide groove 13 that swivel link 2 make it that guide pins 3 enter；The cube structure of the bottom of described sleeve pipe 1 and activity
Screwdriver connects, and connecting rod 2 is connected use with ratchet spanner by connecting the square groove 25 on the top of boss 24.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
- A kind of 1. sleeve extension bar, it is characterised in that：Including sleeve pipe, connecting rod and guide pins, described sleeve pipe sidewall upper is in sleeve pipe The first cutting hole is offered on axial direction, multiple limits in inverted L shape are offered on the sleeve side walls of the first cutting hole upper end Position guide groove, multiple limit guide grooves are distributed setting upwards in quill, and each described limit guide groove one end is cut with first Hole connects, and the afterbody of the other end is downwardly directed, and the connecting rod top is connected with connection boss, in the plug-in-sleeve of lower end, the company Connecting hole is offered in the side wall of bar lower end, guide pins are installed in the connecting hole, the guide pins are located at the first cutting hole In the region formed with limit guide groove.
- A kind of 2. sleeve extension bar according to claim 1, it is characterised in that：First cutting hole is through sleeve pipe side The upper end of wall.
- A kind of 3. sleeve extension bar according to claim 1, it is characterised in that：Second cutting hole is through sleeve pipe side The lower end of wall.
- A kind of 4. sleeve extension bar according to claim 3, it is characterised in that：In the set at second cutting hole Elastic component is installed, the elastic component upper end is connected with connecting rod, lower end and sleeve pipe connection in pipe.
- A kind of 5. sleeve extension bar according to claim 3 or 4, it is characterised in that：Below second cutting hole Through pin-and-hole is provided with sleeve side walls, steady pin is installed in the pin-and-hole.
- A kind of 6. sleeve extension bar according to claim 1, it is characterised in that：The connecting rod bottom is provided with guide groove, described Guide groove side wall is provided with through hole.
- A kind of 7. sleeve extension bar according to claim 4, it is characterised in that：It is curved that the upper end of the elastic component is provided with first Hook, lower end are provided with the second crotch, through pin-and-hole is provided with the sleeve side walls below second cutting hole, pacify in the pin-and-hole Equipped with steady pin, the connecting rod bottom is provided with guide groove, and the guide groove side wall is provided with through hole, and first crotch connects with through hole Connect, second crotch and fixed pin connection.
- A kind of 8. sleeve extension bar according to claim 1, it is characterised in that：The limit guide groove quantity is 3, and two Two intervals are equal.
- A kind of 9. sleeve extension bar according to claim 1, it is characterised in that：Described sleeve pipe bottom is provided with square knot Structure, the upper surface of the connection boss are provided with square groove.
- A kind of 10. sleeve extension bar according to claim 1, it is characterised in that：The connecting rod and sleeve pipe are cylindricality knot Structure, and the connecting rod diameter dimension is consistent with the internal diameter size of sleeve pipe, connection boss lower end size is more than the internal diameter of sleeve pipe Size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710985125.8A CN107717828A (en) | 2017-10-20 | 2017-10-20 | A kind of sleeve extension bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710985125.8A CN107717828A (en) | 2017-10-20 | 2017-10-20 | A kind of sleeve extension bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107717828A true CN107717828A (en) | 2018-02-23 |
Family
ID=61212184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710985125.8A Pending CN107717828A (en) | 2017-10-20 | 2017-10-20 | A kind of sleeve extension bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107717828A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20022024U1 (en) * | 2000-05-25 | 2001-10-04 | Lenhart Klaus | Adjustable tube |
| CN201907090U (en) * | 2010-11-25 | 2011-07-27 | 吕建伟 | Screw tightening device |
| CN103818423A (en) * | 2014-03-19 | 2014-05-28 | 中国计量学院 | Slipping-prevention baby stroller |
| WO2014152535A1 (en) * | 2013-03-14 | 2014-09-25 | Wright Medical Technology, Inc. | Ankle replacement system and method |
| CN204036331U (en) * | 2014-08-29 | 2014-12-24 | 林群富 | A kind of extending box spanner |
| CN105361927A (en) * | 2015-11-22 | 2016-03-02 | 南京塞尼尔医疗技术有限公司 | Bidirectional fastening type ultrasonic bone cutter |
| CN205148161U (en) * | 2015-11-17 | 2016-04-13 | 中国三冶集团有限公司 | Interchangeable head spanner that can extend |
| CN205184625U (en) * | 2015-10-29 | 2016-04-27 | 周丽玲 | Screwdriver |
| CN106356207A (en) * | 2016-10-17 | 2017-01-25 | 国家电网公司 | Adjustable crank handle |
| CN206149734U (en) * | 2016-10-19 | 2017-05-10 | 张培坤 | Ditching machine with starting tilling depth adjusting device |
| CN207953700U (en) * | 2017-10-20 | 2018-10-12 | 天津瑞能电气有限公司 | A kind of sleeve extension bar |
-
2017
- 2017-10-20 CN CN201710985125.8A patent/CN107717828A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20022024U1 (en) * | 2000-05-25 | 2001-10-04 | Lenhart Klaus | Adjustable tube |
| CN201907090U (en) * | 2010-11-25 | 2011-07-27 | 吕建伟 | Screw tightening device |
| WO2014152535A1 (en) * | 2013-03-14 | 2014-09-25 | Wright Medical Technology, Inc. | Ankle replacement system and method |
| CN103818423A (en) * | 2014-03-19 | 2014-05-28 | 中国计量学院 | Slipping-prevention baby stroller |
| CN204036331U (en) * | 2014-08-29 | 2014-12-24 | 林群富 | A kind of extending box spanner |
| CN205184625U (en) * | 2015-10-29 | 2016-04-27 | 周丽玲 | Screwdriver |
| CN205148161U (en) * | 2015-11-17 | 2016-04-13 | 中国三冶集团有限公司 | Interchangeable head spanner that can extend |
| CN105361927A (en) * | 2015-11-22 | 2016-03-02 | 南京塞尼尔医疗技术有限公司 | Bidirectional fastening type ultrasonic bone cutter |
| CN106356207A (en) * | 2016-10-17 | 2017-01-25 | 国家电网公司 | Adjustable crank handle |
| CN206149734U (en) * | 2016-10-19 | 2017-05-10 | 张培坤 | Ditching machine with starting tilling depth adjusting device |
| CN207953700U (en) * | 2017-10-20 | 2018-10-12 | 天津瑞能电气有限公司 | A kind of sleeve extension bar |
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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 |
Application publication date: 20180223 |