CN107376196A - High-jump rod with elevating mechanism - Google Patents
High-jump rod with elevating mechanism Download PDFInfo
- Publication number
- CN107376196A CN107376196A CN201710733196.9A CN201710733196A CN107376196A CN 107376196 A CN107376196 A CN 107376196A CN 201710733196 A CN201710733196 A CN 201710733196A CN 107376196 A CN107376196 A CN 107376196A
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- China
- Prior art keywords
- air
- guide rod
- rod
- rubber
- rectangular tube
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- 230000003028 elevating effect Effects 0.000 title claims abstract description 50
- 238000007789 sealing Methods 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B5/00—Apparatus for jumping
- A63B5/02—High-jumping posts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
- B66F7/18—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/09—Adjustable dimensions
- A63B2225/093—Height
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Sealing Devices (AREA)
Abstract
The present invention relates to sports equipment technical field, especially there is the high-jump rod of elevating mechanism, including the elevating lever positioned at both sides, canopy is put in the cross bar on elevating lever, support the rectangular tube of elevating lever, also include control device and rubber gas operated device, a up/down perforation and the air flue connected with atmospheric pressure cavity are comprised at least inside rubber gas operated device, control device comprises at least one or so the air-guide rod being transverse in inside rubber gas operated device, air-guide rod is provided with the passage connected with air flue, air-guide rod is passed through and can moved up and down from air flue, the contact-segment of air-guide rod and rubber gas operated device passes through rubber pinch seal, air flue below air-guide rod is by forming the rubber seals of airway walls, the bottom of air flue connects the output end of air pump by air supply pipe.The device uses pressure control lifter rod lifting, and lifting is stable, cross bar will not be caused to shake off.
Description
Technical field
The present invention relates to sports equipment technical field, more particularly to a kind of high-jump rod with elevating mechanism.
Background technology
High jump is one of track-and-field field events, be one kind by rhythmical run-up, takeoff from one foot, cross the bar
The actions such as ground are formed, and the event of achievement is calculated with the height for upper limb of crossing the bar.
The cross bar that high jump project needs to be crossed according to sportsman highly determines the achievement of sportsman, and cross bar is when placing
Its both ends is that direct canopy is put on the supporting plate, and as sportsman constantly breaks a record, the height that cross bar is placed also gradually increases
Height, existing elevating mechanism realizes elevating movement typically by rigid connection structure, but the vibrations of this mode are big, holds
Easily cross bar is shaken off, in order to solve this problem, it is necessary to which a kind of more stable elevating mechanism lifts cross bar.
The content of the invention
The invention aims to solve shortcoming present in prior art, and propose a kind of with elevating mechanism
High-jump rod.
To achieve these goals, present invention employs following technical scheme：
High-jump rod with elevating mechanism, including the cross bar that is put on elevating lever of elevating lever, canopy positioned at both sides, support rise
The rectangular tube of bar drops, in addition to control device and rubber gas operated device, control device and rubber gas operated device are arranged on rectangular tube
On, the rectangular tube is that section is square hollow tube, and the rectangular tube above the rubber gas operated device is internally formed atmospheric pressure cavity,
It is up and down in atmospheric pressure cavity to be connected with piston, elevating lever, the top of the elevating lever are vertically fixed above the piston
Passed from the upper surface of rectangular tube, a up/down perforation is comprised at least inside the rubber gas operated device and is connected with atmospheric pressure cavity
Air flue, the control device comprise at least one or so the air-guide rod being transverse in inside rubber gas operated device, on the air-guide rod
Provided with the passage connected with air flue, the air-guide rod is passed through and can moved up and down from air flue, air-guide rod and rubber gas operated device
Contact-segment by rubber pinch seal, air flue below air-guide rod is by forming the rubber seals of airway walls, the bottom of the air flue
End connects the output end of air pump by air supply pipe.
Because rubber gas operated device is elastomeric material, flexible, air-guide rod still can keep close when moving up and down
Envelope, the effects such as the air inlet that can realize air flue inside rubber gas operated device, exhaust and sealing are moved up and down by air-guide rod, when
When air-guide rod pushes, the upper end of air admission hole can be strutted, so that air flue turns on, air flue is carried out intake and exhaust,
When air-guide rod moves up, the rubber face of air admission hole top both sides holds out against contact, and air flue is sealed.
Preferably, the rectangular tube shares two and the vertically symmetrical both sides for being fixed on base.
Preferably, the front-rear side walls of the rectangular tube are provided with square through hole, and the rubber gas operated device is from square through hole
Place puts into rectangular tube and clamped by the left and right sidewall of rectangular tube, and the rubber gas operated device is the rubber of a rectangular-shape
Block, the air flue inside it are followed successively by air admission hole, standing groove and gas port from bottom to top, and the top air flue of the air admission hole is by structure
Into the rubber seal of airway walls, level is interspersed with air-guide rod in the standing groove, and air-guide rod contacts with the inner wall sealing of standing groove.
Preferably, the control device also includes two groups of execution being made up of first connecting rod, second connecting rod and third connecting rod
Mechanism, the top of the first connecting rod, second connecting rod and third connecting rod are hinged on swing rod side successively from back to front, and described
Top position is provided with projection between one connecting rod and third connecting rod, and the projection is fixed in the side wall of rectangular tube, the projection
Lower section be provided with back-moving spring, the both ends of the back-moving spring are fixed with first connecting rod and third connecting rod respectively, the projection
Middle part offers to be passed through in the chute being distributed vertically, the second connecting rod out of projection chute, front and rear symmetrical two first
It is horizontal between the bottom of connecting rod to be fixedly connected with the first depression bar, it is horizontal between the bottom of front and rear symmetrical two third connecting rods
The second depression bar is fixed with, first depression bar is clamped to the front and back sides of rubber gas operated device respectively with the second depression bar, and two
The lower horizontal of individual third connecting rod is fixedly connected with the both ends of air-guide rod, and the air-guide rod passes through two rectangular tubes, the rectangular tube
It is provided with the side wall of air-guide rod junction in the slide opening being distributed vertically.
Preferably, the swing rod shares two and the left and right sides for being arranged on rectangular tube respectively symmetrically, the sleeve
Both ends horizontal is fixed on the leading flank of two rectangular tubes, and the rotary column center section is rotatably connected on sleeve, in rotary column
Both ends offer the through hole of parallel and symmetrical, the swing rod being fixed in the through hole at rotary column both ends respectively symmetrically, two swing rods
Front end connected by handle, the upper end of the control device is arranged on the rear end of swing rod, and swing rod make use of lever when swinging
Principle, it is more laborsaving.
Preferably, it is horizontal in rubber gas operated device side wall to be connected provided with steam vent with the standing groove, on air-guide rod
It can be exhausted during shifting, improve exhaust effect.
Preferably, pin mouth is fixed with the air-guide rod, the pin mouth is that hollow and with air-guide rod passage connects, pin
In the upper end insertion gas port of mouth, the lateral wall of pin mouth and the rubber wall of gas port are in sealing contact, and pin mouth can be being prevented to gas
Gas is spilt from steam vent when pressing intracavitary gas transmission.
Preferably, the air-guide rod is tiltedly installed with exhaust short-bore close to the side of steam vent, and the exhaust short-bore is entered
Gas end is connected with passage, and the outlet side for being vented short-bore is set positioned at the latter half of air-guide rod diagonally downward, is vented short-bore and is existed
Atmospheric pressure cavity uses when being vented, it is possible to reduce the displacement that air-guide rod moves up, makes exhaust more convenient.
Preferably, the back side top of the air-guide rod is provided with step, and seal assembly, the component are provided with the steam vent
Including seal and the L-type bar being fixed on seal, the seal is rotatably connected in the side wall of steam vent, the L
The length section of type bar is fixed on the upper and horizontal of seal and is arranged in steam vent, and the short section of the L-type bar, which hooks, is placed on air-guide rod
Step on, the axis of the seal is provided with air-vent, and the air-vent is tilted down and set towards air-guide rod, described
The front side upper surface of steam vent is provided with spring groove, is placed with back-moving spring in the spring groove vertically, under the back-moving spring
End is fixed on the front end that L-type bar grows section.
High-jump rod proposed by the present invention with elevating mechanism, beneficial effect are：The device is lifted using pressure control
Bar lifts, and lifting is stable, cross bar will not be caused to shake off, and uses simply, by moving up and down the control lifting of handle can
The rise and fall of bar, when being lifted on handle, the rear end of swing rod pushes, and opens the lower end of first connecting rod and third connecting rod, from
And the first depression bar and the second depression bar is not being clamped rubber gas operated device, while third connecting rod drives air-guide rod to push, by first
Block rubber struts with the second block rubber, makes the conducting of air admission hole upper end, the gas of air pump output successively from air supply pipe, air admission hole,
Passage, gas port enter atmospheric pressure cavity, the air pressure in atmospheric pressure cavity is increased and jack up piston upwards, so as to drive on elevating lever
Rise, improve the height of cross bar, when handle pushes, lifted on the rear end of swing rod, first connecting rod is being tensed with third connecting rod lower end
Come closer in the presence of spring so that the first depression bar and the second depression bar clamp the front and back sides of rubber gas operated device, make into
The upper end of tracheae blocks, and can not continue air inlet, while second connecting rod drives air-guide rod to move up, and makes the lower section of air-guide rod and standing groove
Expose gap, the gas in atmospheric pressure cavity is arranged from the gap between gas port, passage, air-guide rod and standing groove, steam vent successively
Go out, reduce the air pressure in atmospheric pressure cavity, elevating lever can move down under the Action of Gravity Field of itself, so that cross bar moves down.
Brief description of the drawings
Fig. 1 is the left view structural representation of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 2 is the connection diagram of the rotary column of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 3 is the controling device structure diagram of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 4 is the rubber gas operated device left view schematic cross-sectional view of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 5 is the exhaust short-bore schematic diagram of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 6 is the pin mouth schematic diagram of the high-jump rod proposed by the present invention with elevating mechanism；
Fig. 7 is the seal component architecture schematic diagram of the embodiment of the present invention 2；
In figure：1- rectangular tubes, 2- elevating levers, 3- rubber gas operated devices, 4- air pumps, 5- pistons, 6- standing grooves, 7- supply
Pipe, 9- cross bars, 10- sleeves, 11- rotary columns, 12- swing rods, 13- handles, 14- first connecting rods, 15- second connecting rods, 16- the 3rd connect
Bar, 17- projections, 18- back-moving springs, the depression bars of 19- first, the depression bars of 20- second, 21- air-guide rods, 22- slide openings, 23- passages,
24- pin mouths, 25- exhaust short-bore, 26- steps, 27- seals, 28-L type bars, 29- air-vents, 30- back-moving springs, 31- air guides
Hole, 32- steam vents, 33- air admission holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Embodiment 1
Reference picture 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, using main view direction as reference standard.
High-jump rod with elevating mechanism, including elevating lever 2, canopy positioned at both sides are put in cross bar 9 on elevating lever 2, branch
The rectangular tube 1 of elevating lever 2 is supportted, in addition to control device and rubber gas operated device 3, control device and rubber gas operated device 3 are set
On rectangular tube 1, the rectangular tube 1 is that section is square hollow tube, in the rectangular tube 1 of the top of rubber gas operated device 3
Portion forms atmospheric pressure cavity, and up and down in atmospheric pressure cavity to be connected with piston 5, the top of the piston 5 is vertically fixed elevating lever 2,
The top of the elevating lever 2 passes from the upper surface of rectangular tube 1, and the inside of rubber gas operated device 3 comprises at least about one
The air flue for penetrating and being connected with atmospheric pressure cavity, the control device are transverse in inside rubber gas operated device 3 including at least one or so
Air-guide rod 21, the air-guide rod 21 is provided with the passage 23 that connect with air flue, and the air-guide rod 21 is from air flue through simultaneously energy
Move up and down, the contact-segment of air-guide rod 21 and rubber gas operated device 3 by rubber pinch seal, the air flue of the lower section of air-guide rod 21 by
The rubber seal of airway walls is formed, the bottom of the air flue connects the output end of air pump 4 by air supply pipe 7.
Because rubber gas operated device 3 is elastomeric material, flexible, air-guide rod 21 when moving up and down air-guide rod 21 two
It still can keep sealing between end and rubber gas operated device 3, rubber air guide can be realized by moving up and down for air-guide rod 21
The functions such as air inlet, exhaust and the sealing of the inside air flue of device 3, can be by the gas of the lower section of air-guide rod 21 when air-guide rod 21 pushes
Road struts, so that air flue turns on, air flue is carried out intake and exhaust, when air-guide rod 21 moves up, the lower section of air-guide rod 21
The rubber face of air flue holds out against contact, and air flue is sealed.
Preferably, the rectangular tube 1 shares two and the vertically symmetrical both sides for being fixed on base.
Preferably, the front-rear side walls of the rectangular tube 1 are provided with square through hole, and the rubber gas operated device 3 leads to from square
Rectangular tube 1 is put at hole and is clamped by the left and right sidewall of rectangular tube 1, the rubber gas operated device 3 is a rectangular-shape
Block rubber, the air flue inside it are followed successively by air admission hole 33, standing groove 6 and gas port 31 from bottom to top, the air admission hole 33
Top air flue is by forming the rubber seals of airway walls, and level is interspersed with air-guide rod 21 in the standing groove 6, and air-guide rod 21 is with placing
The inner wall sealing contact of groove 6.
Preferably, the control device is also made up of including two groups first connecting rod 14, second connecting rod 15 and third connecting rod 16
Executing agency, the top of the first connecting rod 14, second connecting rod 15 and third connecting rod 16 is hinged on swing rod successively from back to front
On 12 sides, top position is provided with projection 17 between the first connecting rod 14 and third connecting rod 16, and the projection 17 is fixed on
In the side wall of rectangular tube 1, the lower section of the projection 17 is provided with back-moving spring 18, and the both ends of the back-moving spring 18 are respectively with first
Connecting rod 14 is fixed with third connecting rod 16, and the middle part of the projection 17 is offered in the chute being distributed vertically, the second connecting rod 15
Passed through out of projection 17 chute, it is horizontal between the bottom of front and rear symmetrical two first connecting rods 14 to be fixedly connected with the first pressure
Bar 19, it is horizontal between the bottom of front and rear symmetrical two third connecting rods 16 to be fixed with the second depression bar 20, first depression bar 19
The front and back sides of rubber gas operated device 3 are clamped respectively with the second depression bar 20, the lower horizontal of two third connecting rods 16 is consolidated
Surely the both ends of air-guide rod 21 are connected, the air-guide rod 21 passes through two rectangular tubes 1, the rectangular tube 1 and the junction of air-guide rod 21
Side wall be provided with the slide opening 22 that is distributed vertically.
Preferably, the swing rod 12 shares two and the left and right sides for being arranged on rectangular tube 1 respectively symmetrically, the sleeve
10 both ends horizontal is fixed on the leading flank of two rectangular tubes 1, and the center section of rotary column 11 is rotatably connected on sleeve 10,
Offer the through hole of parallel and symmetrical at the both ends of rotary column 11, the swing rod 12 respectively symmetrically be fixed on the logical of the both ends of rotary column 11
Kong Zhong, the front end of two swing rods 12 are connected by handle 13, and the upper end of the control device is arranged on the rear end of swing rod 12, swing rod
12 make use of lever principle when swinging, more laborsaving.
Preferably, it is horizontal in the side wall of rubber gas operated device 3 to be connected provided with steam vent 32 with the standing groove 6, in air guide
Bar 21 can be exhausted when moving up, and improve exhaust effect.
Preferably, be fixed with pin mouth 24 on the air-guide rod 21, the pin mouth 24 for it is hollow and with the ventilation of air-guide rod 21
Hole 23 connects, and in the upper end insertion gas port 31 of pin mouth 24, the rubber wall of the lateral wall and gas port 31 of pin mouth 24 is in sealing contact,
Pin mouth 24 gas can be spilt when preventing the gas transmission into atmospheric pressure cavity from steam vent 32.
Preferably, the air-guide rod 21 is tiltedly installed with exhaust short-bore 25 close to the side of steam vent 32, and the exhaust is short
The inlet end in hole 25 is connected with passage 23, and the outlet side of exhaust short-bore 25 is set positioned at the lower half of air-guide rod 21 diagonally downward
Point, exhaust short-bore 25 uses when atmospheric pressure cavity is vented, it is possible to reduce the displacement that air-guide rod 21 moves up, makes exhaust more convenient.
High-jump rod proposed by the present invention with elevating mechanism, beneficial effect are：The device is lifted using pressure control
Bar 2 lifts, and lifting is stable, and cross bar 9 will not be caused to shake off, and using simply, is controlled by moving up and down the can of handle 13
The rise and fall of elevating lever 2, when being lifted on handle 13, swing rod 12 is fulcrum with rotary column 11, and the rear end of swing rod 12 pushes, first
Connecting rod 14 and third connecting rod 16 are descending, by the stop of projection 17, open the lower end of first connecting rod 14 and third connecting rod 16, so as to
The first depression bar 19 and the second depression bar 20 is set not to clamp rubber gas operated device 3, while second connecting rod 15 drives air-guide rod 21 to push,
The conducting of the upper end of air admission hole 33 will be made, the gas that air pump 4 exports is successively from air supply pipe 7, air admission hole 33, passage 23, gas port
31 enter atmospheric pressure cavity, the air pressure in atmospheric pressure cavity is increased and jack up piston 5 upwards, so as to drive elevating lever 2 to rise, improve cross bar
9 height.When handle 13 pushes, lifted on the rear end of swing rod 12, first connecting rod 14 and third connecting rod 16 are up, make first connecting rod
14 come closer with the lower end of third connecting rod 16 in the presence of back-moving spring 18, so that the first depression bar 19 presss from both sides with the second depression bar 20
The front and back sides of tight rubber gas operated device 3, block the upper end of air inlet pipe, can not continue air inlet, while second connecting rod 15 drives
Air-guide rod 21 moves up, and the lower section of air-guide rod 21 and standing groove 6 is exposed gap, the gas in atmospheric pressure cavity successively from gas port 31,
Gap, steam vent 32 between passage 23, air-guide rod 21 and standing groove 6 are discharged, and reduce the air pressure in atmospheric pressure cavity, elevating lever
2 can move down under the Action of Gravity Field of itself, so that cross bar 9 moves down.
Embodiment 2
Reference picture 1, Fig. 2, Fig. 3, Fig. 5, Fig. 7, the embodiment substitute pin mouth 24 using seal assembly, imitate the sealing of device
Fruit is more preferable, and the back side top of the air-guide rod 21 is provided with step 26, and seal assembly, the component bag are provided with the steam vent 32
Include seal 27 and the L-type bar 28 being fixed on seal 27, the side wall for being rotatably connected on steam vent 32 of the seal 27
On, the length section of the L-type bar 28 is fixed on the upper and horizontal of seal 27 and is arranged in steam vent 32, the L-type bar 28
Short section is hooked and is placed on the step 26 of air-guide rod 21, and the axis of the seal 27 is provided with air-vent 29, the air-vent 29 to
Lower tilt simultaneously is set towards air-guide rod 21, and the front side upper surface of the steam vent 32 is provided with spring groove, in the spring groove vertically
Back-moving spring is placed with, the lower end of the back-moving spring is fixed on the front end that L-type bar 28 grows section, and back-moving spring can make type bar
Long section can automatically reset keep level, so that seal 27 automatically can seal steam vent 32.
When air-guide rod 21 pushes, L-type bar 28 is motionless, and the gas that air pump 4 exports is from air supply pipe 7, passage 23, gas port
31 enter atmospheric pressure cavity, and seal 27 can play a part of sealing, and when air-guide rod 21 moves up, the short section of L-type bar 28 is by air guide
The step 26 of bar 21 jacks up, and makes the length section of L-type bar 28 drive seal 27 to rotate counterclockwise, make air-vent 29 on seal 27 with
Steam vent 32 connects, and the gas in atmospheric pressure cavity is successively from the seam between gas port 31, passage 23, air-guide rod 21 and standing groove 6
Gap, steam vent 32, air-vent 29, steam vent 32 are discharged, and gas also can be through being vented between short-bore 25, air-guide rod 21 and standing groove 6
Gap, air-vent 29, steam vent 32 discharge.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (9)
1. the high-jump rod with elevating mechanism, including elevating lever (2), canopy positioned at both sides is put in cross bar (9) on elevating lever, branch
Support the rectangular tube (1) of elevating lever, it is characterised in that：Also include control device and rubber gas operated device (3), control device and rubber
Gas operated device (3) is arranged on rectangular tube (1), and the rectangular tube (1) is that section is square hollow tube, the rubber air guide dress
Put the rectangular tube (1) above (3) and be internally formed atmospheric pressure cavity, it is up and down in atmospheric pressure cavity to be connected with piston (5), the piston
(5) elevating lever (2) is vertically fixed above, the top of the elevating lever (2) passes from the upper surface of rectangular tube (1), described
A up/down perforation and the air flue connected with atmospheric pressure cavity are comprised at least inside rubber gas operated device (3), the control device is at least
The internal air-guide rod (21) of rubber gas operated device (3) is transverse in including one or so, the air-guide rod (21) is provided with and air flue
The passage (23) of connection, the air-guide rod (21) pass through and can moved up and down from air flue, and air-guide rod (21) fills with rubber air guide
The contact-segment of (3) is put by rubber pinch seal, the air flue below air-guide rod (21) is described by forming the rubber seals of airway walls
The bottom of air flue connects the output end of air pump (4) by air supply pipe (7).
2. the high-jump rod according to claim 1 with elevating mechanism, it is characterised in that：The rectangular tube (1) shares two
The individual and vertically symmetrical both sides for being fixed on base.
3. the high-jump rod according to claim 1 with elevating mechanism, it is characterised in that：The rectangular tube (1) it is front and rear
Side wall is provided with square through hole, and the rubber gas operated device (3) puts into rectangular tube (1) at square through hole and passes through rectangular tube
(1) left and right sidewall clamps, and the rubber gas operated device (3) is the block rubber of a rectangular-shape, the air flue inside it from
It is followed successively by air admission hole (33), standing groove (6) and gas port (31) upwards down, the top air flue of the air admission hole (33) is by forming gas
The rubber seal of road wall, the interior level of the standing groove (6) are interspersed with air-guide rod (21), and air-guide rod (21) is interior with standing groove (6)
Wall is in sealing contact.
4. the high-jump rod according to claim 1 with elevating mechanism, it is characterised in that：The control device also includes two
The executing agency that group is made up of first connecting rod (14), second connecting rod (15) and third connecting rod (16), the first connecting rod (14),
The top of two connecting rods (15) and third connecting rod (16) is hinged on swing rod (12) side successively from back to front, the first connecting rod
(14) position top between third connecting rod (16) is provided with projection (17), and the projection (17) is fixed on the side of rectangular tube (1)
On wall, the lower section of the projection (17) is provided with back-moving spring (18), the both ends of the back-moving spring (18) respectively with first connecting rod
(14) it is fixed with third connecting rod (16), offered in the middle part of the projection (17) in the chute being distributed vertically, the second connecting rod
(15) passed through out of projection (17) chute, it is horizontal between the bottom of front and rear symmetrical two first connecting rods (14) to be fixedly connected
There is the first depression bar (19), it is horizontal between the bottom of front and rear symmetrical two third connecting rods (16) to be fixed with the second depression bar (20),
First depression bar (19) is clamped to the front and back sides of rubber gas operated device (3) respectively with the second depression bar (20), two
The lower horizontal of three connecting rods (16) is fixedly connected with the both ends of air-guide rod (21), and the air-guide rod (21) passes through two rectangular tubes (1),
The rectangular tube (1) and the side wall of air-guide rod (21) junction are provided with the slide opening (22) being distributed vertically.
5. the high-jump rod according to claim 4 with elevating mechanism, it is characterised in that：The swing rod (12) shares two
And the left and right sides for being arranged on rectangular tube (1) respectively symmetrically, the both ends horizontal of the sleeve (10) are fixed on two rectangular tubes
(1) on leading flank, rotary column (11) center section is rotatably connected on sleeve (10), is offered at the both ends of rotary column (11)
The through hole of parallel and symmetrical, the swing rod (12) being fixed in the through hole at rotary column (11) both ends respectively symmetrically, two swing rods
(12) front end is connected by handle (13), and the upper end of the control device is arranged on the rear end of swing rod (12).
6. the high-jump rod according to claim 1 with elevating mechanism, it is characterised in that：Rubber gas operated device (3) side wall
Upper horizontal connects provided with steam vent (32) with the standing groove (6).
7. the high-jump rod with elevating mechanism according to claim 3 or 6, it is characterised in that：On the air-guide rod (21)
Be fixed with pin mouth (24), the pin mouth (24) is that hollow and with air-guide rod (21) passage (23) connects, pin mouth (24) it is upper
In end insertion gas port (31), the rubber wall of the lateral wall and gas port (31) of pin mouth (24) is in sealing contact.
8. the high-jump rod according to claim 6 with elevating mechanism, it is characterised in that：The air-guide rod (21) is close to row
The side of stomata (32) is tiltedly installed with exhaust short-bore (25), and inlet end and the passage (23) of the exhaust short-bore (25) connect
Logical, the outlet side of exhaust short-bore (25) is set positioned at the latter half of air-guide rod (21) diagonally downward.
9. the high-jump rod according to claim 6 with elevating mechanism, it is characterised in that：The rear side of the air-guide rod (21)
Top is provided with step (26), and seal assembly is provided with the steam vent (32), and the component includes seal (27) and is fixed on
L-type bar (28) on seal (27), the seal (27) are rotatably connected in the side wall of steam vent (32), the L-type
The length section of bar (28) is fixed on the upper and horizontal of seal (27) and is arranged in steam vent (32), the L-type bar (28) it is short
Section is hooked and is placed on the step (26) of air-guide rod (21), and the axis of the seal (27) is provided with air-vent (29), described ventilative
Hole (29) tilts down and set towards air-guide rod (21), and the front side upper surface of the steam vent (32) is provided with spring groove, described
Back-moving spring (30) is placed with spring groove vertically, before the lower end of the back-moving spring (30) is fixed on L-type bar (28) long section
End.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710733196.9A CN107376196B (en) | 2017-08-24 | 2017-08-24 | High-jump rod with elevating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710733196.9A CN107376196B (en) | 2017-08-24 | 2017-08-24 | High-jump rod with elevating mechanism |
Publications (2)
| Publication Number | Publication Date |
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| CN107376196A true CN107376196A (en) | 2017-11-24 |
| CN107376196B CN107376196B (en) | 2019-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710733196.9A Expired - Fee Related CN107376196B (en) | 2017-08-24 | 2017-08-24 | High-jump rod with elevating mechanism |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232871A (en) * | 2020-01-13 | 2020-06-05 | 吴明琼 | Anti-shaking device of three-dimensional storage automatic crane |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2388187A (en) * | 2002-01-04 | 2003-11-05 | Mark Stanley Glover | Optical height measurement usable for high jump athletes and pole vaulters |
| KR20130036835A (en) * | 2011-10-05 | 2013-04-15 | 동화체육주식회사 | An electrically-driven type the pole jump pole used sensor |
| CN104874148A (en) * | 2014-02-27 | 2015-09-02 | 新昌县镜岭镇康柳电子元件厂 | Pneumatically adjusted jumping stand |
-
2017
- 2017-08-24 CN CN201710733196.9A patent/CN107376196B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2388187A (en) * | 2002-01-04 | 2003-11-05 | Mark Stanley Glover | Optical height measurement usable for high jump athletes and pole vaulters |
| KR20130036835A (en) * | 2011-10-05 | 2013-04-15 | 동화체육주식회사 | An electrically-driven type the pole jump pole used sensor |
| CN104874148A (en) * | 2014-02-27 | 2015-09-02 | 新昌县镜岭镇康柳电子元件厂 | Pneumatically adjusted jumping stand |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111232871A (en) * | 2020-01-13 | 2020-06-05 | 吴明琼 | Anti-shaking device of three-dimensional storage automatic crane |
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| Publication number | Publication date |
|---|---|
| CN107376196B (en) | 2019-03-12 |
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