CN205964947U - Automatic standing long jump range unit who resets - Google Patents
Automatic standing long jump range unit who resets Download PDFInfo
- Publication number
- CN205964947U CN205964947U CN201620969365.XU CN201620969365U CN205964947U CN 205964947 U CN205964947 U CN 205964947U CN 201620969365 U CN201620969365 U CN 201620969365U CN 205964947 U CN205964947 U CN 205964947U
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- Prior art keywords
- sleeve
- torque spring
- wall
- expansion link
- stretches
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- 238000000034 method Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 8
- 239000003550 marker Substances 0.000 description 7
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model belongs to the technical field of the sports equipment technique and specifically relates to an automatic standing long jump range unit who resets, including first sleeve, the second sleeve, the third sleeve, telescopic link and fixer, the second sleeve, the telescopic link cup joints respectively in first sleeve, the third sleeve, be equipped with the opening on the second sleeve outer wall, it engraves the idle slipping groove to be equipped with on the adjacent lateral wall of opening, the torque spring axle is connected to third sleeve one end, the epaxial stopper that is equipped with of torque spring, the axostylus axostyle stretches out to be engraved the idle slipping groove and installs and inlay the cap, it is carved with the pointer mark on the cap to inlay, first sleeve, the inside spring that all is equipped with of third sleeve, be equipped with the scale mark on the second sleeve outer wall, be equipped with the handle on the telescopic link, the fixer is by a calorie strip, the pivot equipment forms, first sleeve blind end is connected with a pivot, install the ground nail in another pivot. The utility model has the advantages of reasonable design, adopt the multiple structure with tension springs of cup jointing, the back automatic re -setting that finishes using stores up, and easy operation, convenient to carry are the long -jump range unit of an ideal.
Description
Technical field
This utility model is related to sporting equipment technical field, especially a kind of automatically reset standing long jump range unit.
Background technology
The sports events held in a lot of schools and body examination inspection, need P.E. teacher to go to place with ruler, and one
As standing long jump ruler how long have three meters, so carrying inconvenience, make troubles to the trip of P.E. teacher, thus need right
This is correspondingly improved, and to adapt to more occasions, provides facility to teacher.
Notification number is a kind of standing long jump ranging rod of CN205145560U, and 3 meters of length are cut into three sections, respectively with folding
Folded gemel connection, montant is provided with accurate scale, using finish folding, after rotating shrinking keeping carry, there is provided a kind of
Effective resolving ideas.But it is limited to structure and explanation that it is shown, this device operates very numerous in actual use
Trivial, need to install multiple screws, the relative position adjusting each position and distance, also troublesome using storing up after finishing.Additionally,
It is known that it is necessary to ensure that vertical between scratch line and gage in the distance measurement process of standing long jump, to guarantee to measure
The effectiveness of result, and said apparatus are not directed to the dependency structure design of this technical requirements.
Utility model content
The purpose of this utility model is to overcome above-mentioned technical disadvantages to provide a kind of automatically reset standing long jump range finding
Device.
This utility model solve technical problem adopt technical scheme be：A kind of automatically reset standing long jump range finding dress
Put, including the first sleeve, second sleeve, 3rd sleeve, expansion link and holder, described first sleeve, 3rd sleeve are one
End seal closes the hollow structure of one end open, and second sleeve is socketed on the first sleeve, and expansion link is socketed on 3rd sleeve；Second sleeve
Barrel dliameter be less than the first sleeve barrel dliameter, can be plugged in the internal cavities of the first sleeve；The diameter of expansion link is less than the 3rd
The diameter of sleeve, can be plugged in the internal cavities of 3rd sleeve；Expansion link passes through to control the length stretching out 3rd sleeve, adjusts
Section measurement apparatus measurement length in the horizontal, no matter the foothold of jump farther deviates also is proximate to second sleeve, all can use and stretches
Contracting bar is marked；
Described second sleeve inner hollow, a side tube-wall is provided with the opening embedding for 3rd sleeve, and A/F is more than
The external diameter of 3rd sleeve, the two side walls adjacent with described opening are provided with relative two piece hollow out chute；Second sleeve side wall
Opening, for storing up 3rd sleeve in the internal cavities of second sleeve；Two hollow out chute place planes all with opening institute
Vertical in plane；
One end of described 3rd sleeve is provided with connecting rod, and interlinking lever end is fixed with torque spring axle, and described torque spring axle is remote
It is provided with limited block from the side of the first sleeve, 3rd sleeve, limited block is vertical with 3rd sleeve；3rd sleeve pass through connecting rod with
Torque spring axle is fixedly connected, and torque spring axle is a kind of storage power axle of elastic potential energy based on torque spring, art technology
Personnel can clearly know, torque spring axle should make its active force downwards when mounted, and 3rd sleeve is made in torque spring axle
With under there is downward bending and store up through opening in the inwall cavity of second sleeve；Limited block is strip, and to away from the
One sleeve, the direction of 3rd sleeve are stretched, and when 3rd sleeve is mutually perpendicular to second sleeve, limited block is put down with second sleeve
OK, even if in the case of applying external force, in the presence of limited block, (now the long side of limited block is against second set to 3rd sleeve
On the inwall of cylinder) also ensure that angle and second sleeve between not over 90 degree, the technical purpose of this structure is to ensure that
In measurement process, expansion link is parallel with scratch line, so that measurement result is effective；
Those skilled in the art readily recognize that：First sleeve, second sleeve, 3rd sleeve can be using pipe knots
Structure, it would however also be possible to employ square tube or other any suitable tubular structure, does not all affect the enforcement of the technical program.
The axostylus axostyle two ends of torque spring axle are stretched out hollow out chute respectively and are provided with embedding cap, and embedding cap lateral surface is carved with pointer
Labelling；The axostylus axostyle of torque spring axle stretches out relative two hollow out chute can be along hollow out slide respectively, and this structure can
So that torque spring axle slides in second sleeve, thus adjusting the position of 3rd sleeve, ensure that 3rd sleeve is being slided simultaneously
Stability during dynamic；Those skilled in the art's reason, it should be understood that the width with diameter greater than hollow out chute of embedding cap, embedding cap is carved
There is indicator marker, for coordinating with the graduation mark on second sleeve outer wall, read effective long-jump distance；
Described second sleeve stretches into and is connected with spring between one end of the first sleeve and the bottom of the first sleeve internal cavities,
Expansion link stretches into and is also connected with spring between one end of 3rd sleeve and the bottom of 3rd sleeve internal cavities；First sleeve,
Three sleeves be one end closing structure so that between the bottom of second sleeve and the first sleeve internal cavities, expansion link with
Spring can be fixedly connected between the bottom of 3rd sleeve internal cavities；The effect of spring is to provide for second sleeve to draw in first
Sleeve inner cavity, expansion link is drawn in the pulling force of 3rd sleeve internal cavities, when not applying external pull, second sleeve,
Automatic storage enters in the first sleeve and the internal cavities of 3rd sleeve expansion link under the action of the spring；
The outer wall of described second sleeve is provided with graduation mark, and the end that second sleeve stretches out the first sleeve is provided with pull bar；
Graduation mark is coordinated with the indicator marker on embedding cap, is easy to read the coverage of long-jump；Pull bar is used for applying to stretch to second sleeve
Go out the pulling force of the first sleeve, thus controlling the extension elongation of second sleeve；
A piece hollow out chute also is provided with the side wall of described 3rd sleeve, flexible bar side wall is provided with and passes through hollow out chute
The handle of 3rd sleeve side wall；Handle is used for applying to stretch out the pulling force of 3rd sleeve to expansion link, thus controlling stretching of expansion link
Go out length；
Described holder is the intersecting parallels structure that two card articles are assembled by two rotating shafts, and card article and the first sleeve are put down
OK, the blind end of the first sleeve is stretched into and is connected with a rotating shaft between two card articles and can be around this axis of rotation, another rotating shaft
On be provided with can around this rotating shaft rotation ground nail.The blind end of the first sleeve can be fixedly connected (as welded) with rotating shaft, also may be used
To punch on the first sleeve, rotating shaft is made to pass through this hole, those skilled in the art readily recognize that, as long as the first sleeve can
To rotate around the shaft, that is, reach the technical purpose of the technical program；Ground nail is fixedly connected with another rotating shaft or using other
Feasible connected mode, as long as ensure that ground nail can rotate the technical purpose having reached the technical program around the shaft.
Technical spirit of the present utility model is：Using ground nail, the blind end of the first sleeve is fixed on scratch line, due to
First sleeve can rotate around the rotating shaft of holder, and the therefore first sleeve is parallel to the ground after can setting level, by pull bar by second
Sleeve pulls out certain distance from the internal cavities of the first sleeve, then pulls out 3rd sleeve through opening and so that it is hung down with second sleeve
Directly, using length hand control expansion link being stretched out 3rd sleeve, by adjusting position in hollow out chute for the torque spring axle,
The head of expansion link is made to be directed at the foothold jumping farther, the indicator marker on embedding cap is matched with the graduation mark on second sleeve outer wall
Close, you can read long-jump coverage, in this course, 3rd sleeve, expansion link all the time with second sleeve, the first sleeve
Keep vertical.
After measurement finishes, unclamp handle, make expansion link automatically take in 3rd sleeve under the action of the spring, 3rd sleeve is being turned round
Store up through opening under the effect of power spring shaft in the internal cavities of second sleeve, then releasing lever, so that second sleeve is automatically taken in
In the internal cavities of the first sleeve, realizing automatically resets stores up.
This utility model is had an advantageous effect in that：This utility model reasonable in design, using the multiple socket in position
With tension spring structure, coordinate exquisite between each position, store up and carry all easily, especially after being measured, relevant group
Part bounces back in the presence of tension spring, folds it is achieved that auto-reset function, ensure that range finding mark in use simultaneously
The Relative vertical of chi and scratch line is it is ensured that the effectiveness of measurement result.
Brief description
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is second sleeve described in the utility model, torque spring axle, the attachment structure schematic diagram of 3rd sleeve.
Accompanying drawing 3 is 3rd sleeve described in the utility model, torque spring axle, the attachment structure schematic diagram of limited block.
Accompanying drawing 4 is the structural representation of holder described in the utility model.
Specific embodiment
1～accompanying drawing 4 is described below to this utility model below in conjunction with the accompanying drawings.
As shown in Figure 1 to 4, this utility model includes the first sleeve 1, second sleeve 2,3rd sleeve 3, expansion link 4 and
Holder 7, described first sleeve 1,3rd sleeve 3 are the hollow structure that one end open is closed in one end, and second sleeve 2 is socketed on
First sleeve 1, expansion link 4 is socketed on 3rd sleeve 3；The barrel dliameter of second sleeve 2 is less than the barrel dliameter of the first sleeve 1, can be with grafting
To in the internal cavities of the first sleeve 1；The diameter of expansion link 4 is less than the diameter of 3rd sleeve 3, can be plugged into 3rd sleeve 3
Internal cavities in；Expansion link 4 passes through to control the length stretching out 3rd sleeve 3, adjusts measurement apparatus measurement in the horizontal long
Degree, no matter the foothold of jump farther deviates also is proximate to second sleeve 2, and all available expansion link 4 is marked；
Described second sleeve 2 inner hollow, a side tube-wall is provided with the opening 2-2, opening 2-2 embedding for 3rd sleeve 3
Width is more than the external diameter of 3rd sleeve 3, and the two side walls adjacent with described opening 2-2 are provided with relative two piece hollow out chute 2-1；
The opening 2-2 of second sleeve 2 side wall, for storing up 3rd sleeve 3 in the internal cavities of second sleeve 2；Two hollow outs are slided
Groove 2-1 place plane is all vertical with opening 2-2 place plane；
One end of described 3rd sleeve 3 is provided with connecting rod 3-1, and connecting rod 3-1 end is fixed with torque spring axle 8, described torsion
Spring shaft 8 is provided with limited block 8-2 away from the side of the first sleeve 1,3rd sleeve 3, and limited block 8-2 is vertical with 3rd sleeve 3；
3rd sleeve 3 is fixedly connected with torque spring axle 8 by connecting rod 3-1, and torque spring axle 8 is a kind of elasticity based on torque spring
The storage power axle of potential energy, those skilled in the art can clearly know, torque spring axle 8 should make when mounted its active force to
Under, 3rd sleeve 3 has downward bending under torque spring axle 8 effect and stores up the inwall sky of second sleeve 2 through opening 2-2
In chamber；Limited block 8-2 is strip, and stretches to the direction away from the first sleeve 1,3rd sleeve 3, when 3rd sleeve 3 and the
When two sleeves 2 are mutually perpendicular to, limited block 8-2 is parallel with second sleeve 2, even if in the case of applying external force, 3rd sleeve 3 exists
In the presence of limited block 8-2, (now the long side of limited block 8-2 is against on the inwall of second sleeve 2) also ensure that and second sleeve
Not over 90 degree, the technical purpose of this structure is to ensure that expansion link 4 and scratch line are put down in measurement process to angle between 2
OK, so that measurement result is effective；
Those skilled in the art readily recognize that：First sleeve 1, second sleeve 2,3rd sleeve 3 can be using circles
Tubular construction, it would however also be possible to employ square tube or other any suitable tubular structure, does not all affect the enforcement of the technical program.
The axostylus axostyle two ends of torque spring axle 8 are stretched out hollow out chute 2-1 respectively and are provided with embedding cap 8-1, embedding cap 8-1 lateral surface
On be carved with indicator marker 8-3；The axostylus axostyle of torque spring axle 8 stretches out relative two hollow out chute 2-1 respectively and can slide along hollow out
Groove 2-1 slides, and this structure can make torque spring axle 8 slide in second sleeve 2, thus adjusting the position of 3rd sleeve 3,
Ensure that stability in sliding process for the 3rd sleeve 3 simultaneously；Those skilled in the art's reason should be understood that the diameter of embedding cap 8-1
More than the width of hollow out chute 2-1, embedding cap 8-2 is carved with indicator marker 8-3, for second sleeve 2 outer wall on graduation mark
(in figure draws, but non-label) cooperation, read effective long-jump distance；
Described second sleeve 2 stretches into and is connected with bullet between one end of the first sleeve 1 and the bottom of the first sleeve 1 internal cavities
Spring 5, expansion link 4 stretches into and is also connected with spring 5 between one end of 3rd sleeve 3 and the bottom of 3rd sleeve 3 internal cavities；First
Sleeve 1,3rd sleeve 3 be one end closing structure so that second sleeve 2 and the first sleeve 1 internal cavities bottom it
Between, spring 5 can be fixedly connected between expansion link 4 and the bottom of 3rd sleeve 3 internal cavities；The effect of spring 5 is that offer will
Second sleeve 2 is drawn in the first sleeve 1 internal cavities, expansion link 4 is drawn in the pulling force of 3rd sleeve 3 internal cavities, when not applying
During external pull, second sleeve 2, expansion link 4 automatic storage under spring 5 effect enters the inside of the first sleeve 1 and 3rd sleeve 3
In cavity；
The outer wall of described second sleeve 2 is provided with graduation mark (in figure draws, but non-label, similarly hereinafter), and second sleeve 2 is stretched
The end going out the first sleeve 1 is provided with pull bar 2-3；Graduation mark is coordinated with the indicator marker 8-3 on embedding cap 8-1, is easy to read and jumps
Remote coverage；Pull bar 2-3 is used for applying to stretch out the pulling force of the first sleeve 1 to second sleeve 2, thus controlling second sleeve 2
Extension elongation；
A piece hollow out chute (being limited to angle, in figure is not drawn into, similarly hereinafter) also is provided with the side wall of described 3rd sleeve 3,
Expansion link 4 side wall is provided with the handle 6 passing 3rd sleeve 3 side wall through hollow out chute；Handle 6 is used for applying to stretch to expansion link 4
Go out the pulling force of 3rd sleeve 3, thus controlling the extension elongation of expansion link 4；
The intersecting parallels structure that described holder 7 is assembled by two rotating shaft 7-3 for two card article 7-1, card article 7-1 with
First sleeve 1 is parallel, and the blind end of the first sleeve 1 is stretched into and is connected with a rotating shaft 7-3 between two card article 7-1 and can be around this turn
Axle rotates, and another rotating shaft 7-3 is provided with can be around the ground nail 7-2 of this rotating shaft rotation.The blind end of the first sleeve 1 can with turn
Axle 7-3 is fixedly connected (as welded) it is also possible to punch on the first sleeve 1, makes rotating shaft 7-3 pass through this hole, people in the art
Member readily recognizes that, as long as the first sleeve 1 can 7-3 rotate around the shaft, that is, has reached the technical purpose of the technical program；
Ground nail 7-2 is fixedly connected with another rotating shaft or using other feasible connected modes, as long as ensureing that ground nail 7-2 can rotate
Axle 7-3 rotation has reached the technical purpose of the technical program.
During use, using ground nail 7-2, the blind end of the first sleeve 1 is fixed on scratch line, because the first sleeve 1 can be around
The rotating shaft 7-3 rotation of holder 7, the therefore first sleeve 1 is parallel to the ground after can setting level, by pull bar 2-3 by second sleeve 2
Pull out certain distance from the internal cavities of the first sleeve 1, then pull out 3rd sleeve 3 through opening 2-2 and make itself and second sleeve 2
Vertically, expansion link 4 is controlled to stretch out the length of 3rd sleeve 3 using handle 6, by adjusting torque spring axle 8 in hollow out chute 2-1
Interior position, makes the head of expansion link 4 be directed at the foothold jumping farther, the indicator marker 8-3 on embedding cap 8-1 and second sleeve 2
Graduation mark on outer wall matches, you can read the coverage of long-jump, in this course, 3rd sleeve 3, expansion link 4 begin
Keep vertical with second sleeve 2, the first sleeve 1 eventually.
After measurement finishes, unclamp handle 6, make expansion link 4 automatically take in 3rd sleeve 3,3rd sleeve under spring 5 effect
3 store up in the internal cavities of second sleeve 2 through opening 2-2 under torque spring axle 8 effect, then releasing lever 2-3, make second
Sleeve 2 is taken in the internal cavities of the first sleeve 1 automatically, and realizing automatically resets stores up.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive,
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (1)
1. a kind of automatically reset standing long jump range unit, including the first sleeve, second sleeve, 3rd sleeve, expansion link and
Holder it is characterised in that：Described first sleeve, 3rd sleeve be one end close one end open hollow structure, second set
Jacket casing is connected to the first sleeve, and expansion link is socketed on 3rd sleeve；
Described second sleeve inner hollow, a side tube-wall is provided with the opening embedding for 3rd sleeve, and A/F is more than the 3rd
The external diameter of sleeve, the two side walls adjacent with described opening are provided with relative two piece hollow out chute；
One end of described 3rd sleeve is provided with connecting rod, and interlinking lever end is fixed with torque spring axle, and described torque spring axle is away from
One sleeve, the side of 3rd sleeve are provided with limited block, and limited block is vertical with 3rd sleeve；
The axostylus axostyle two ends of torque spring axle are stretched out hollow out chute respectively and are provided with embedding cap, and embedding cap lateral surface is carved with pointer mark
Note；
Described second sleeve stretches into and is connected with spring between one end of the first sleeve and the bottom of the first sleeve internal cavities, stretches
Bar stretches into and is also connected with spring between one end of 3rd sleeve and the bottom of 3rd sleeve internal cavities；
The outer wall of described second sleeve is provided with graduation mark, and the end that second sleeve stretches out the first sleeve is provided with pull bar；
A piece hollow out chute also is provided with the side wall of described 3rd sleeve, flexible bar side wall is provided with and passes the 3rd through hollow out chute
The handle of sleeve lateral wall；
Described holder is the intersecting parallels structure that two card articles are assembled by two rotating shafts, and card article is parallel with the first sleeve,
The blind end of the first sleeve is stretched into and is connected with a rotating shaft between two card articles and can pacify in another rotating shaft around this axis of rotation
Equipped with the ground nail that can rotate around this rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620969365.XU CN205964947U (en) | 2016-08-29 | 2016-08-29 | Automatic standing long jump range unit who resets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620969365.XU CN205964947U (en) | 2016-08-29 | 2016-08-29 | Automatic standing long jump range unit who resets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205964947U true CN205964947U (en) | 2017-02-22 |
Family
ID=58037080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620969365.XU Expired - Fee Related CN205964947U (en) | 2016-08-29 | 2016-08-29 | Automatic standing long jump range unit who resets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205964947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123564A (en) * | 2017-06-30 | 2017-09-01 | 唐山钢铁集团有限责任公司 | A kind of high-voltage electrical apparatus controls knife switch |
| CN108652926A (en) * | 2018-05-17 | 2018-10-16 | 李骏达 | A kind of orthopedic rehabilitation walking trainer |
-
2016
- 2016-08-29 CN CN201620969365.XU patent/CN205964947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123564A (en) * | 2017-06-30 | 2017-09-01 | 唐山钢铁集团有限责任公司 | A kind of high-voltage electrical apparatus controls knife switch |
| CN108652926A (en) * | 2018-05-17 | 2018-10-16 | 李骏达 | A kind of orthopedic rehabilitation walking trainer |
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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 |
Granted publication date: 20170222 Termination date: 20170829 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |