CN107314856B - A kind of pressure inflatable table - Google Patents
A kind of pressure inflatable table Download PDFInfo
- Publication number
- CN107314856B CN107314856B CN201710702230.6A CN201710702230A CN107314856B CN 107314856 B CN107314856 B CN 107314856B CN 201710702230 A CN201710702230 A CN 201710702230A CN 107314856 B CN107314856 B CN 107314856B
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- Prior art keywords
- pressure
- regulating wheel
- connecting rod
- upper housing
- gear
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/10—Means for indicating or recording, e.g. for remote indication mechanical
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B41/00—Hollow inflatable balls
- A63B41/12—Tools or devices for blowing up or closing balls
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a kind of pressure inflatable tables, including gauge outfit and driving device, the gauge outfit includes shell, pressure gauge component and limiting mechanism of pressure, the pressure gauge component and limiting mechanism of pressure setting are in the shell, pressure gauge component is for showing real-time air pressure, limiting mechanism of pressure is for limiting most suitable pressure, driving device is rotated with the gear of gas tube air pressure change driving pressure table component, make corresponding scale value on indicator indication dial plate, rotate the first regulating wheel of limiting mechanism of pressure relative to the second regulating wheel, when the first gag lever post of limiting mechanism of pressure and the second gag lever post offset, reach restriction pressure, gas is successively from gas tube, connecting rod, first venthole, second venthole overflows, to which air pressure stops increasing, gas tube cannot continue to ball inflating, so that ball inner gas pressure, which is maintained at most suitable, uses standard.
Description
Technical field
The present invention relates to machinery field, more particularly to a kind of pressure inflatable table.
Background technique
The football competition rule that International Federation of Association Football promulgates, which has the perimeter of football, air pressure, to be distinctly claimed: the circle of football
It is no longer than 70 centimetres week, is not shorter than 68 centimetres；Pressure is equal to 0.6-1.1 atmospheric pressure on sea level；International Volleyball Association
The volleyball competition rule of promulgation, which also has the perimeter of vollyball, air pressure, to be distinctly claimed: the circumference of vollyball should be at 65 centimetres to 67 lis
In rice range.Air pressure inside should be within the scope of 0.30 to 0.325 kilogram every square centimeter；The basketball that International Basketball Association promulgates
The rules of contest are distinctly claimed the Zhou Changyou of basketball: basketball perimeter should be greater than 74.9 centimetres, less than 78 centimetres.
But at present football, vollyball, basketball movement teaching, training with during the games, due to lack it is a kind of it is easy,
Practical detection instrument, air pressure detection are often ignored, and are generally only to inflate knot sometimes with feeling to be inflated these balls
Beam finds under-inflation again, also to inflate again or even repeated multiple times after trying out, very troublesome, or inflation is excessive, influences
The service life of ball is in teaching, training and match among a kind of risk of departure from these rules requirement.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of pressure inflatable table, can make ball
Air pressure reach most suitable using standard.
To achieve the above object, the present invention provides the following technical scheme that a kind of pressure inflatable table, including gauge outfit and driving
Device, the gauge outfit include shell, pressure gauge component and limiting mechanism of pressure, and the pressure gauge component and limiting mechanism of pressure are arranged in shell
In, the shell includes upper housing and lower case, and the top surface of the upper housing is made of clear material, the pressure gauge component packet
The indicator being sequentially arranged on connecting rod, dial plate and gear are included, the indicator and gear are by being rotatably set in outside connecting rod
Connecting column be connected, the dial plate is fixed in upper housing；
The limiting mechanism of pressure includes the first regulating wheel and the second regulating wheel being arranged concentrically, first regulating wheel and second
Regulating wheel is set on connecting rod, and described connecting rod one end is fixed on upper enclosure inner wall, and the lower case is located on the downside of the second regulating wheel,
Lower case fixation is set on connecting rod, and the connecting rod is hollow pipe, and the connecting rod other end is connected with gas tube, and described the
One regulating wheel is hollow structure, and first regulating wheel passes through the connecting column being rotatably set in outside connecting rod with gear and is connected, institute
It states the first regulating wheel bottom surface and is radially provided with the first gag lever post, first gag lever post and indicator are located at the same of connecting column
Side and in connecting column axial direction same plane on, second regulating wheel is rotatably set on connecting rod, it is described second adjusting
It takes turns circumferential side wall to protrude except upper housing and lower case, circular groove and " L " shape step is provided in second regulating wheel,
The second gag lever post is radially provided on the groove slot bottom, second regulating wheel protrudes except upper housing and lower case
There is the mark of the second gag lever post position of instruction on side wall, first regulating wheel is set on step, first gag lever post position
In groove, the circumferential edge edge of first regulating wheel and the side wall of step are fitted closely, and are provided on the connecting rod and first
The through-hole being connected inside regulating wheel is provided with the first venthole in the peripheral sidewalls of first regulating wheel, the step
The second venthole is provided on side wall, when first gag lever post and the second gag lever post offset, first venthole and second
Venthole communicates；
The driving device is connected with gas tube, and the driving device is rotated with air pressure change sliding tooth wheel, makes to refer to
Show corresponding scale value on needle indication dial plate, rotates the first regulating wheel relative to the second regulating wheel, first gag lever post and second
When gag lever post offsets, reach restriction pressure.
As a further improvement of the present invention, it is respectively arranged with cyclic annular card slot on two sides above and below second regulating wheel,
It is respectively arranged with cyclic annular strip on the wall bottom surface of the upper housing and the wall top surface of lower case, the strip is stuck in card slot
In.
As a further improvement of the present invention, continuous latch, the card slot side wall are provided on the lateral wall of the strip
On be provided with the mounting hole for extending to the second regulating wheel lateral wall, locating piece, the locating piece one are installed in the mounting hole
End prevents the second regulating wheel from rotating between being stuck in adjacent latch, and the other end is connected with pull rod, the pull rod and the second regulating wheel outside
It is connected between wall by third spring.
As a further improvement of the present invention, the notch opposite with gear is provided on the side wall of the upper housing, it is described
Driving device includes the first installing pipe and the first driving gear, is provided with first piston in first installing pipe, and described first
It is connected with push rod on piston, the first spring is arranged on the push rod, is provided on the push rod and matches with the first driving gear
The double wedge of conjunction, the other end of the push rod pass through through-hole on the first installation end surfaces and stretch out outside the first installing pipe, first peace
The through-hole being connected with gas tube is provided on the tubulature end face adjacent with first piston, the first driving gear parts are along upper casing
Notch enters to cooperate in shell with gear and be driven on the side wall of body.
As a further improvement of the present invention, the notch opposite with gear is provided on the side wall of the upper housing, it is described
Driving device includes the second installing pipe and the second driving gear, and the second driving gear is rotatably connected by rolling bearing
The end of second installing pipe is provided with second piston in second mounting rod, is connected with worm drive in the second piston
Bar is arranged with second spring on the spiral transmissioning rod, is provided on the second driving gear and matches with spiral transmissioning rod
Helical duct, second installing pipe is provided with the through-hole being connected with gas tube on the end face adjacent with second piston, described
Second driving gear parts notch along the side wall of upper housing, which enters to cooperate in shell with gear, to be driven.
Pressure inflatable table of the invention is connected with gas tube when in use, and pressure gauge component is limited for showing real-time air pressure
Press mechanism is rotated for limiting most suitable pressure, driving device with the gear of gas tube air pressure change driving pressure table component,
Make corresponding scale value on indicator indication dial plate, rotates the first regulating wheel of limiting mechanism of pressure relative to the second regulating wheel, work as pressure limiting
When the first gag lever post and the second gag lever post of mechanism offset, reach restriction pressure, gas successively leads to from gas tube, connecting rod, first
Stomata, the second venthole overflow, so that air pressure stops increasing, gas tube cannot continue to ball inflating, so that ball inflation
Air pressure is maintained at most suitable and uses standard.
Detailed description of the invention
Fig. 1 is perspective view of the explosion one of the present invention；
Fig. 2 is perspective view of the explosion two of the present invention；
Fig. 3 is the structural schematic diagram of the second regulating wheel and upper housing and lower casing mates of the invention；
Fig. 4 is the structural schematic diagram of 1 driving device of the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of 2 driving device of the embodiment of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with embodiment given by attached drawing.
Embodiment 1
A kind of pressure inflatable table shown in -4 referring to Fig.1, including gauge outfit and driving device, gauge outfit include shell, pressure gauge group
In the shell, shell includes upper housing 11 and lower case 12, upper casing for part and limiting mechanism of pressure, pressure gauge component and limiting mechanism of pressure setting
The top surface of body 11 is made of clear material, and pressure gauge component includes the indicator 21 being sequentially arranged on connecting rod 4, dial plate 22 and tooth
Wheel 23, indicator 21 and gear 23 pass through the connecting column 24 being rotatably set in outside connecting rod 4 and are connected, and dial plate 22 is fixed on upper housing
In 11.
Limiting mechanism of pressure includes the first regulating wheel 31 and the second regulating wheel 32 being arranged concentrically, and the first regulating wheel 31 and second is adjusted
Section wheel 32 is set on connecting rod 4, and 4 one end of connecting rod is fixed on 11 inner wall of upper housing, and lower case 12 is located at 32 downside of the second regulating wheel,
The fixation of lower case 12 is set on connecting rod 4, and connecting rod 4 is hollow pipe, and 4 other end of connecting rod is connected with gas tube 5, the first regulating wheel 31
For hollow structure, the first regulating wheel 31 passes through the connecting column 24 being rotatably set in outside connecting rod 4 with gear 23 and is connected, and first is adjusted
Take turns 31 bottom surfaces and be radially provided with the first gag lever post 33, the first gag lever post 33 and indicator 21 be located at the ipsilateral of connecting column 24 and
On the same plane axial in connecting column 24, the second regulating wheel 32 is rotatably set on connecting rod 4,32 circumference of the second regulating wheel
Side wall is prominent to be provided with circular groove 35 and " L " shape step 36 except upper housing 11 and lower case 12 in second regulating wheel 32,
The second gag lever post 34 is radially provided on 35 slot bottom of groove, the second regulating wheel 32 protrudes except upper housing 11 and lower case 12
Side wall on have the mark of instruction 34 position of the second gag lever post, the first regulating wheel 31 is set on step 36, the first gag lever post 33
In groove 35, the circumferential edge edge of the first regulating wheel 31 and the side wall of step 36 are fitted closely, and are provided on connecting rod 4 and first
The through-hole being connected inside regulating wheel 31 is provided with the first venthole 37 in the peripheral sidewalls of first regulating wheel 31, step 36
The second venthole 38 is provided on side wall, when the first gag lever post 33 and the second gag lever post 34 offset, the first venthole 37 and second
Venthole 38 communicates.
The notch 13 opposite with gear 23 is provided on the side wall of upper housing 11, driving device includes 71 He of the first installing pipe
First drives gear 72, is provided with first piston 73 in the first installing pipe 71, push rod 74, push rod 74 are connected on first piston 73
On be arranged with the first spring 75, be provided on push rod 74 and the first double wedge for matching of driving gear 72, the other end of push rod 74
It is stretched out outside the first installing pipe 71 across through-hole on 71 end face of the first installing pipe, the first installing pipe 71 and the adjacent end of first piston 73
The through-hole being connected with gas tube 5 is provided on face, first driving 72 part of gear notch 13 along the side wall of upper housing 11 enters
Cooperate in shell with gear 23 and be driven, in the housing by the setting of entire driving device, the first driving gear 72 is rotatably connected
On on the inner wall of the housing.
When being inflated, as air pressure increases, first piston 73 moves in the first installing pipe 71, and push rod 74 is pushed to move
Dynamic, the first spring 75 is compressed, and push rod 74 drives the first driving gear 72 to rotate, because the first driving 72 part of gear is along upper casing
Notch 13 enters to cooperate in shell with gear 23 and be driven on the side wall of body 11, and the first driving rotation of gear 72 will drive 23 turns of gear
It is dynamic, because gear 23 is connected by connecting column 24 with indicator 21 and the first regulating wheel 31, indicator 21 and the first regulating wheel 31
Can rotate with gear 23 around connecting rod 4, indicator 21 can corresponding atmospheric pressure value on indication dial plate 22, the first gag lever post 33 can be with
First regulating wheel 31 is rotated around connecting rod 4, because the first gag lever post 33 and indicator 21 are located at the ipsilateral of connecting column 24 and are in
On same plane, so may know that the location of first gag lever post 33 according to the location of indicator 21, with first
Regulating wheel 31 rotates, when the first gag lever post 33 and the second gag lever post 34 offset, the first venthole 37 and the second ventilation at the same time
Hole 38 communicates, because connecting rod 4 is hollow pipe, 4 one end of connecting rod is connected with gas tube 5, and the first regulating wheel 31 is hollow structure, connecting rod
The through-hole being connected with inside the first regulating wheel 31 is provided on 4, once the first venthole 37 and the second venthole 38 communicate, just
Meaning to reach restriction pressure, gas can successively be overflowed from gas tube 5, connecting rod 4, the first venthole 37, the second venthole 38, from
And air pressure stops increasing, gas tube cannot continue to ball inflating, so that ball inner gas pressure is maintained at most suitable use
Standard, inflation terminate, and disconnect gas tube 5, and the first spring 75 resets, and push rod 74 is driven to reset, and push rod 74 is reversed with moving gear 23
Rotation makes 21 registration of indicator be zeroed.
As a kind of improved specific embodiment, the second regulating wheel is respectively arranged with cyclic annular card slot on about 32 two sides
61, cyclic annular strip 62 is respectively arranged on the wall bottom surface of upper housing 11 and the wall top surface of lower case 12, and strip 62 is stuck in card
In slot 61.
Corner dimension determines the size for limiting atmospheric pressure value between first gag lever post 33 and the second gag lever post 34, so to lead to
The position of the second gag lever post 34 in the second regulating wheel 32 of adjustment is crossed, to adjust the size for limiting atmospheric pressure value, so that pressure is filled
It is most suitable using standard that gas meter can give different types of ball be inflated to, and upper housing 11 and lower case 12 are to be fixed on connecting rod 4
On, the mode being connected through a screw thread is fixed on lower case 12 on connecting rod 4, the second regulating wheel 32 and upper housing 11 and lower case
Frictional force between 12 is greater than the frictional force between the first regulating wheel 31, so that the second regulating wheel 32 will not be with the first adjusting
31 rotation of wheel and move, strip 62 is stuck in card slot 61, can increase the second regulating wheel 32 and upper housing 11 and lower case 12 it
Between frictional force, make structure more stable to a certain extent, when needing to adjust the position of the second gag lever post 34, first from connecting rod 4
Lower case 12 is unclamped, the spacing between upper housing 11 and lower case 12 is increased, the second regulating wheel 32 can then connected relatively
Bar 4 rotates, because having the second gag lever post 34 of instruction on the side wall except the prominent upper housing 11 of the second regulating wheel 32 and lower case 12
The mark of position is convenient to for the second gag lever post 34 to be adjusted to the baroscale position to be limited according to this mark, adjustment knot
Beam screws lower case 12 from newly, is firmly clamped in the second regulating wheel 32 between upper housing 11 and lower case 12.
As a kind of improved specific embodiment, continuous latch 63,61 side of card slot are provided on the lateral wall of strip 62
It is provided with the mounting hole 64 for extending to 32 lateral wall of the second regulating wheel on wall, locating piece 65, locating piece are installed in mounting hole 64
65 one end prevent the second regulating wheel 32 from rotating between being stuck in adjacent latch 63, and the other end is connected with pull rod 66, and pull rod 66 and second are adjusted
It is connected between section 32 lateral walls of wheel by third spring 67, several increase contacts is provided on 32 periphery wall of the second regulating wheel
The fin of friction.
The above structure improvement is more convenient when being to make to adjust the second 34 position of gag lever post, by pulling pull rod 66 that will position
Block 65 is extracted from mounting hole 64, while third spring 67 is stretched, and mounting hole 64 is removed between latch 63, is released and is adjusted to second
The position-limiting action of section wheel 32, can rotate the second regulating wheel 32 at this time, to adjust the position of the second gag lever post 34, adjust knot
Beam, releasing lever 66, third spring 67 reset, and locating piece 65 limits the second regulating wheel 32 between reinserting adjacent latch 63
Position.
Embodiment 2
A kind of pressure inflatable table referring to Figure 5, the present embodiment 2 is difference from example 1 is that driving device
Structure, is provided with the notch 13 opposite with gear 23 in the present embodiment 1 on the side wall of upper housing 11, driving device includes second
Installing pipe 81 and the second driving gear 82, the second driving gear 82 are rotatably connected by rolling bearing in the second installing pipe 81
End is provided with second piston 83 in the second mounting rod, spiral transmissioning rod 84, spiral transmissioning rod 84 is connected in second piston 83
On be arranged with second spring 85, be provided with the helical duct matched with spiral transmissioning rod 84 on the second driving gear 82, second
The through-hole being connected with gas tube 5, the second driving 82 part of gear are provided on the end face adjacent with second piston 83 of installing pipe 81
Notch 13 enters to cooperate in shell with gear 23 and be driven along the side wall of upper housing 11.
When being inflated, as air pressure increases, second piston 83 moves in the second installing pipe 81, pushes worm drive
Bar 84 is mobile, and second spring 85 is compressed, and spiral transmissioning rod 84 drives the second driving gear 82 to rotate, because of the second driving gear
82 parts notch 13 along the side wall of upper housing 11, which enters to cooperate in shell with gear 23, to be driven, and the second driving gear 82 rotates meeting
Band moving gear 23 rotates, because gear 23 is connected by connecting column 24 with indicator 21 and the first regulating wheel 31,21 He of indicator
First regulating wheel 31, which is understood, to be rotated with gear 23 around connecting rod 4, corresponding atmospheric pressure value on the meeting indication dial plate 22 of indicator 21, the first limit
Position bar 33 can be as the first regulating wheel 31 be around the rotation of connecting rod 4, because the first gag lever post 33 and indicator 21 are located at connecting column 24
It is ipsilateral and in the same plane, so may know that position locating for the first gag lever post 33 according to the location of indicator 21
It sets, as the first regulating wheel 31 rotates, when the first gag lever post 33 and the second gag lever post 34 offset, the first venthole 37 at the same time
It is communicated with the second venthole 38, because connecting rod 4 is hollow pipe, 4 one end of connecting rod is connected with gas tube 5, and the first regulating wheel 31 is sky
Core structure is provided with the through-hole being connected with inside the first regulating wheel 31 on connecting rod 4, once the first venthole 37 and the second ventilation
Hole 38 communicates, and just means to reach restriction pressure, gas can successively overflow from gas tube, connecting rod, the first venthole, the second venthole
Out, so that air pressure stops increasing, gas tube cannot continue to ball inflating, so that ball inner gas pressure is maintained at most suitable
Using standard, inflation terminates, and disconnects gas tube 5, and second spring 85 resets, and drives spiral transmissioning rod 84 to reset, spiral transmissioning rod
84 band moving gears 23 rotate backward, and 21 registration of indicator is made to be zeroed.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of pressure inflatable table, it is characterised in that: including gauge outfit and driving device, the gauge outfit includes shell, pressure gauge group
Part and limiting mechanism of pressure, the pressure gauge component and limiting mechanism of pressure setting in the shell, the shell include upper housing (11) and under
The top surface of shell (12), the upper housing (11) is made of clear material, and the pressure gauge component includes being sequentially arranged at connecting rod
(4) indicator (21), dial plate (22) and gear (23) on, the indicator (21) and gear (23) are by being rotatably set in
The connecting column (24) of connecting rod (4) outside is connected, and the dial plate (22) is fixed in upper housing (11)；
The limiting mechanism of pressure includes the first regulating wheel (31) and the second regulating wheel (32) being arranged concentrically, first regulating wheel
(31) it is set on connecting rod (4) with the second regulating wheel (32), described connecting rod (4) one end is fixed on upper housing (11) inner wall, described
Lower case (12) is located on the downside of the second regulating wheel (32), and lower case (12) fixation is set on connecting rod (4), the connecting rod
It (4) is hollow pipe, connecting rod (4) other end is connected with gas tube (5), and first regulating wheel (31) is hollow structure, institute
It states the first regulating wheel (31) and is connected with gear (23) by being rotatably set in the connecting column (24) of connecting rod (4) outside, described first
Regulating wheel (31) bottom surface is radially provided with the first gag lever post (33), and first gag lever post (33) and indicator (21) are located at
On the ipsilateral and same plane in connecting column (24) axial direction of connecting column (24), second regulating wheel (32) is rotatably arranged
On connecting rod (4), the second regulating wheel (32) circumferential side wall is prominent except upper housing (11) and lower case (12), and described the
It is provided with circular groove (35) and " L " shape step (36) in two regulating wheels (32), is radially set on groove (35) slot bottom
It is equipped with the second gag lever post (34), has on the side wall except second regulating wheel (32) prominent upper housing (11) and lower case (12)
Indicate the mark of the second gag lever post (34) position, first regulating wheel (31) is set on step (36), first limit
Bar (33) is located in groove (35), and the circumferential edge edge of first regulating wheel (31) and the side wall of step (36) fit closely, institute
State the through-hole for being provided on connecting rod (4) and being connected inside the first regulating wheel (31), the perimeter sides of first regulating wheel (31)
It is provided on wall the first venthole (37), is provided with the second venthole (38) on the side wall of the step (36), first limit
When position bar (33) and the second gag lever post (34) offset, first venthole (37) and the second venthole (38) are communicated；
The driving device is connected with gas tube (5), and the driving device is rotated with air pressure change driving gear (23), makes
Corresponding scale value on indicator (21) indication dial plate (22) rotates the first regulating wheel (31) relative to the second regulating wheel (32), institute
It states the first gag lever post (33) and when the second gag lever post (34) offsets, reaches restriction pressure.
2. pressure inflatable table according to claim 1, it is characterised in that: second regulating wheel (32) is up and down on two sides
It is respectively arranged with cyclic annular card slot (61), is set respectively on the wall bottom surface of the upper housing (11) and the wall top surface of lower case (12)
It is equipped with cyclic annular strip (62), the strip (62) is stuck in card slot (61).
3. pressure inflatable table according to claim 2, it is characterised in that: the company of being provided on the lateral wall of the strip (62)
Continue latch (63), is provided with the mounting hole (64) for extending to the second regulating wheel (32) lateral wall, institute on card slot (61) side wall
It states and is equipped in mounting hole (64) locating piece (65), described locating piece (65) one end prevents second from adjusting between being stuck in adjacent latch (63)
Section wheel (32) rotation, the other end are connected with pull rod (66), pass through between the pull rod (66) and the second regulating wheel (32) lateral wall
Third spring (67) connection.
4. pressure inflatable table according to claim 1-3, it is characterised in that: on the side wall of the upper housing (11)
It is provided with the notch (13) opposite with gear (23), the driving device includes the first installing pipe (71) and the first driving gear
(72), it is provided with first piston (73) in first installing pipe (71), is connected with push rod (74) on the first piston (73),
It is arranged with the first spring (75) on the push rod (74), is provided on the push rod (74) and is matched with the first driving gear (72)
Double wedge, the other end of the push rod (74) passes through through-hole on the first installing pipe (71) end face and stretches out the first installing pipe (71) outside,
First installing pipe (71) is provided with the through-hole being connected with gas tube (5) on the end face adjacent with first piston (73), described
First driving gear (72) partially along the side wall of upper housing (11) notch (13) enter shell in gear (23) cooperate be driven.
5. pressure inflatable table according to claim 1-3, it is characterised in that: on the side wall of the upper housing (11)
It is provided with the notch (13) opposite with gear (23), the driving device includes the second installing pipe (81) and the second driving gear
(82), second driving gear (82) is rotatably connected by rolling bearing in the end of the second installing pipe (81), and described the
It is provided in two mounting rods second piston (83), is connected with spiral transmissioning rod (84), the spiral on the second piston (83)
It is arranged on drive rod (84) second spring (85), is provided with and spiral transmissioning rod (84) phase in second driving gear (82)
It is provided with and gas tube (5) on the helical duct of cooperation, second installing pipe (81) and the adjacent end face of second piston (83)
Connected through-hole, it is described second driving gear (82) partially along the side wall of upper housing (11) notch (13) enter shell in tooth
Take turns (23) cooperation transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702230.6A CN107314856B (en) | 2017-08-16 | 2017-08-16 | A kind of pressure inflatable table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702230.6A CN107314856B (en) | 2017-08-16 | 2017-08-16 | A kind of pressure inflatable table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107314856A CN107314856A (en) | 2017-11-03 |
| CN107314856B true CN107314856B (en) | 2019-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710702230.6A Active CN107314856B (en) | 2017-08-16 | 2017-08-16 | A kind of pressure inflatable table |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI662263B (en) * | 2018-04-18 | 2019-06-11 | 僑雄實業股份有限公司 | Pressure gauge |
| CN116429347B (en) * | 2023-04-23 | 2024-01-26 | 菏泽三垒塑业股份有限公司 | Air tightness testing machine for steel-plastic bent pipe |
| CN117232559B (en) * | 2023-11-10 | 2024-01-26 | 山东科尔自动化仪表股份有限公司 | Pointer length adjustable instrument and meter structure |
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2017
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