CN110939677A - Arm power device damping - Google Patents
Arm power device damping Download PDFInfo
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- CN110939677A CN110939677A CN201911203179.XA CN201911203179A CN110939677A CN 110939677 A CN110939677 A CN 110939677A CN 201911203179 A CN201911203179 A CN 201911203179A CN 110939677 A CN110939677 A CN 110939677A
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- rod
- oil
- adjusting
- piston rod
- hollow
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- 238000013016 damping Methods 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 26
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 3
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 3
- 241001330002 Bambuseae Species 0.000 abstract 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 3
- 239000011425 bamboo Substances 0.000 abstract 3
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
- F16F9/063—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid comprising a hollow piston rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
- F16F9/061—Mono-tubular units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
- F16F9/443—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction manually adjusted while the damper is fully retracted or extended in a non-operational mode by rotating mechanical means that have engaged between the piston and one end of the cylinder
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/12—Fluid damping
- F16F2222/126—Fluid damping using gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
- F16F2228/06—Stiffness
- F16F2228/066—Variable stiffness
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The utility model provides an arm strength device damping, includes an oil storage section of thick bamboo, floating piston, hollow piston rod, adjusting valve rod, cavity screw rod and is used for adjusting the adjustment mechanism of resistance size, the left end of an oil storage section of thick bamboo is equipped with the oil blanket seat, is equipped with oil blanket and wear-resisting axle sleeve on the oil blanket seat, and its right-hand member is equipped with the connector, and one side that the connector is close to hollow piston rod is equipped with the air chamber, and its opposite side is equipped with the air cock, the air chamber passes through the air cock and is connected with air feeder, floating piston be located between hollow piston rod and the air chamber and with the inner wall sealing connection of an oil storage section of thick bamboo, adjustment mechanism is connected with adjusting valve rod's left end, adjustment mechanism includes adjust knob, adjusting screw, steel ball seat and adjusting screw, moves about driving the. The invention provides an arm strength device damping device capable of realizing different resistances.
Description
Technical Field
The invention relates to an arm strength device damping.
Background
The resistance of the existing damper is generally not adjustable, is generally a fixed value and cannot be adapted to different users.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the arm strength device damping capable of realizing different resistances.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the damping of the arm force device comprises an oil storage cylinder, a floating piston, a hollow piston rod, an adjusting valve rod, a hollow screw rod and an adjusting mechanism for adjusting the resistance, wherein the left end of the oil storage cylinder is provided with an oil seal seat, the oil seal seat is provided with an oil seal and a wear-resistant shaft sleeve, the right end of the oil seal seat is provided with a connector, one side of the connector, which is close to the hollow piston rod, is provided with an air chamber, the other side of the connector is provided with an air faucet, nitrogen is filled in the air chamber, the air chamber is connected with an air supply device through the air faucet, the hollow piston rod penetrates through the oil seal and the wear-resistant shaft sleeve and stretches into the oil storage cylinder, the right end of the hollow piston rod is provided with a piston, the piston is in sealed connection with the inner wall of the oil storage cylinder, the piston is provided with a through hole, the inner cavity of the oil storage cylinder is divided into a gas cavity and an oil cavity; the air chamber is communicated with an air cavity of the oil storage cylinder;
the adjusting mechanism is connected with the left end of the adjusting valve rod, the adjusting valve rod is positioned in the hollow piston rod, the left part of the adjusting valve rod is hermetically connected with the hollow piston rod through a sealing ring, the hollow screw rod is installed in the right end of the hollow piston rod, the right external diameter of the adjusting valve rod is smaller than the left external diameter of the adjusting valve rod, the right end of the adjusting valve rod is in a taper shape and is matched with an inner cavity of the hollow screw rod, and the right external diameter of the adjusting valve rod is larger than or equal to the inner diameter of the;
the right part of the hollow piston rod is provided with a side wall hole communicated with a central hole of the hollow piston rod, the side wall hole is positioned on the left side of the piston and is simultaneously communicated with an oil cavity of the oil storage cylinder, the adjusting valve rod is driven to move left and right through the adjusting knob, the change of the gap between the adjusting valve rod and the hollow screw rod is realized, and the adjustment of the resistance is further realized; when the hollow piston rod is elongated, the valve plate is closed, meanwhile, oil on the left side of the piston flows into a gap between the right part of the adjusting valve rod and the hollow piston rod from a side wall hole on the hollow piston rod, then flows into an oil cavity on the right side of the piston from the gap between the adjusting valve rod and the hollow screw rod, and meanwhile, nitrogen in the air chamber pushes the floating piston to move leftwards, so that the purpose of uniform resistance and no idle stroke is achieved;
when the pressure of the hollow piston rod is short, the valve plate is opened, meanwhile, part of oil on the right side of the piston flows into a gap between the right part of the regulating valve and the hollow piston rod from the gap between the right end of the regulating valve rod and the hollow screw rod, then flows into the oil cavity on the left side of the piston from the side wall hole on the hollow piston rod, meanwhile, part of oil flows into the oil cavity on the left side of the piston from the through hole on the piston, and part of oil pushes the floating piston to move rightwards, so that nitrogen is compressed.
Furthermore, the adjusting mechanism comprises an adjusting knob, an adjusting screw rod, a steel ball seat and an adjusting screw, the steel ball seat is installed at the left end of the hollow piston rod, the adjusting screw rod is installed on the steel ball seat through a sound spring and a steel ball and is connected with the left end of the adjusting valve rod through the adjusting screw, and the adjusting knob is installed on the adjusting screw rod; the spring is sleeved outside the hollow piston rod, the left end of the spring is connected with the oil seal seat, and the right end of the spring is connected with the right part of the hollow piston rod.
And furthermore, the oil seal seat and the inner wall of the oil storage cylinder, the floating piston and the inner wall of the oil storage cylinder and the air chamber and the inner wall of the oil storage cylinder are in sealing connection through O-shaped sealing rings.
Furthermore, an O-shaped sealing ring is arranged between the air faucet and the connector, sealing rubber is arranged at the bottom of the air faucet, a bolt plug is arranged on the air faucet, and the O-shaped sealing ring is arranged between the bolt plug and the air faucet.
The invention has the following beneficial effects:
1. the invention is designed for single cylinder inflation, because the floating piston is positioned at any angle, idle stroke and uneven resistance can not be generated, the previous generation is that oil in an oil storage cylinder is not full when a double-cylinder product is elongated, so that the idle stroke is generated when the oil is not compensated in time, and the use angle of the product is limited;
2. nitrogen is filled in the oil to ensure that the oil is full, and the resistance is uniform and more comfortable when in use;
3. the oil storage cylinder, the connector and the adjusting knob are all made of aluminum alloy materials, so that the weight of the product is reduced, and the product is easier to use; the surface of the aluminum alloy material can be oxidized to any color, so that the aluminum alloy material is more attractive.
Drawings
Fig. 1 is an external view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
FIG. 3 is a schematic view showing the flow of oil during elongation according to the present invention.
FIG. 4 is a schematic diagram of the oil flow during a short time period according to the present invention.
Fig. 5 is a partially enlarged view of fig. 3.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 5, an arm force device damper includes an oil storage cylinder 14, a floating piston 18, a hollow piston rod 12, an adjusting valve rod 7, a hollow screw 17 and an adjusting mechanism for adjusting the resistance, the left end of the oil storage cylinder 14 is provided with an oil seal seat 11, the oil seal seat 11 is provided with an oil seal 8 and a wear-resistant shaft sleeve 10, the right end of the oil seal seat is provided with a connector 24, one side of the connector 24 close to the hollow piston rod 12 is provided with an air chamber 26, the other side of the connector is provided with an air tap 21, the air chamber 26 is filled with nitrogen, the air chamber 26 is connected with an air supply device through the air tap 21, the hollow piston rod 12 passes through the oil seal 8 and the wear-resistant shaft sleeve 10 and extends into the oil storage cylinder 14, the right end of the hollow piston rod is provided with a piston 16, the piston 16 is connected with the inner wall of the oil storage cylinder 14 in a sealing manner, the spring 27 is sleeved outside the hollow piston rod 12, the left end of the spring is connected with the oil seal seat 11, and the right end of the spring is connected with the right part of the hollow piston rod 12; the floating piston 18 is positioned between the hollow piston rod 12 and the air chamber 26 and is connected with the inner wall of the oil storage cylinder 14 in a sealing way, so that the inner cavity of the oil storage cylinder 14 is divided into a gas cavity and an oil cavity; the air chamber 26 is communicated with the air cavity of the oil storage cylinder 14;
the adjusting mechanism comprises an adjusting knob 1, an adjusting screw rod 2, a steel ball seat 4 and an adjusting screw 5, the adjusting valve rod 7 is positioned in a hollow piston rod 12, the left part of the adjusting valve rod 7 is hermetically connected with the hollow piston rod 12 through a sealing ring, the steel ball seat 4 is installed at the left end of the hollow piston rod 12, a hollow screw rod 17 is installed in the right end of the hollow piston rod 12, the adjusting screw rod 2 is installed on the steel ball seat 4 through a sound spring and steel balls 3 and is connected with the left end of the adjusting valve rod 7 through the adjusting screw 5, the adjusting knob 1 is installed on the adjusting screw rod 2, the right part outer diameter of the adjusting valve rod 7 is smaller than the left part outer diameter, the right end of the adjusting valve rod 7 is in a taper shape and is matched with the inner cavity of the hollow screw rod 17, and the right part outer diameter of the adjusting valve;
a side wall hole communicated with a central hole of the hollow piston rod 12 is formed in the right part of the hollow piston rod 12, the side wall hole is positioned on the left side of the piston 16 and is simultaneously communicated with an oil cavity of the oil storage cylinder 14, the adjusting knob 1 drives the adjusting valve rod 7 to move left and right, the change of the gap between the adjusting valve rod 7 and the hollow screw rod 17 is realized, and the adjustment of the resistance is further realized; when the hollow piston rod 12 is elongated, the valve plate 15 is closed, meanwhile, oil liquid 13 on the left side of the piston flows into a gap between the right part of the adjusting valve rod 7 and the hollow piston rod 12 from a side wall hole on the hollow piston rod 12, then flows into an oil cavity on the right side of the piston from the gap between the adjusting valve rod 7 and the hollow screw rod 17, and meanwhile, nitrogen in the air chamber 26 pushes the floating piston 18 to move leftwards, so that the purpose of uniform resistance and no idle stroke is achieved;
when the hollow piston rod 12 is pressed for a short time, the valve plate 15 is opened, meanwhile, part of oil on the right side of the piston flows into a gap between the right part of the regulating valve and the hollow piston rod 12 from a gap between the right end of the regulating valve rod and the hollow screw rod 17, then flows into an oil cavity on the left side of the piston from a side wall hole on the hollow piston rod 12, meanwhile, part of the oil flows into the oil cavity on the left side of the piston from a through hole on the piston 16, and part of the oil pushes the floating piston 18 to move rightwards, so that nitrogen is compressed.
Furthermore, the oil seal seat 11 and the inner wall of the oil storage cylinder, the floating piston 18 and the inner wall of the oil storage cylinder, and the air chamber 26 and the inner wall of the oil storage cylinder 14 are hermetically connected through O-ring seals.
Still further, an O-ring 22 is disposed between the air faucet 21 and the connector 24, a sealing rubber 23 is disposed at the bottom of the air faucet 21, a bolt plug is disposed on the air faucet 21, and an O-ring 20 is disposed between the bolt plug and the air faucet. The sealing rubber 23 and the O-ring 20 perform a double sealing function. The inflation tool is a needle, can be inserted into the sealing rubber, and can be screwed on the air nozzle after being inflated after the bolt plug of the needle is pulled out.
In the embodiment, the piston 16 is installed on the hollow piston rod 12 through a lock nut, and the hollow screw 17 is simultaneously communicated with a side wall hole on the hollow piston rod 12 and an oil cavity of the oil storage cylinder 14; the head of the steel ball seat 4 is positioned at the left side of the hollow piston rod 12, the tail of the steel ball seat extends into the hollow piston rod 12, the head of the adjusting screw rod 2 is provided with a spring mounting hole, a sound spring is mounted in the spring mounting hole, the right end of the sound spring is connected with a steel ball, a plurality of steel ball grooves are uniformly distributed on the end surface of the steel ball seat 4 along the circumferential direction, the steel ball is extruded in the steel ball groove by the sound spring, the rod part of the adjusting screw rod 2 extends into the central hole of the steel ball seat 4, the rod part of the adjusting screw rod 2 is connected with the left end of the adjusting valve rod 7 through an adjusting screw 5, and two O-shaped sealing rings 6 are arranged between the left; two O-shaped sealing rings 9 are arranged between the oil seal seat 11 and the oil storage cylinder 14, two O-shaped sealing rings 19 are arranged between the floating piston 18 and the inner wall of the oil storage cylinder, and two O-shaped sealing rings 25 are arranged between the air chamber 26 and the inner wall of the oil storage cylinder; the adjusting knob 1, the connector 24, the oil seal seat 11 and the oil storage cylinder 14 are all made of aluminum alloy. The air nozzle 21 is a hexagonal nozzle.
As shown in fig. 3 and 4, the arrow on the right side of the floating piston 18 is the movement direction of nitrogen, and the arrow on the left side of the floating piston 18 is the flow path of oil; the adjustment knob 1 is rotated to adjust the resistance, and the left and right movement of the hollow piston rod 12 can be realized by pulling the adjustment knob 1 left and right. When the device is elongated, the volume of the oil storage space is increased, so that the nitrogen pushes the floating piston 18 to move, the oil in the oil storage cavity is full, and the resistance is uniform without idle stroke; when the pressure is short, the volume of the oil storage space is reduced, so that the oil liquid pushes the floating piston 18 to move, and the nitrogen is compressed. When the hollow piston rod is elongated, the valve plate 15 shields the through hole on the piston under the pressure of oil, namely, the valve plate 15 is in a closed state, and when the hollow piston rod 12 is shortened, the valve plate 15 is separated from the through hole on the piston under the action of the oil, namely, the valve plate 15 is in an open state.
As shown in fig. 5, when the adjustment knob 1 is rotated to move the adjustment valve rod 7, the right end portion of the adjustment valve rod 7 is tapered, so that the gap between the adjustment valve rod and the hollow screw 17 is increased when the adjustment valve rod is moved leftward, and the gap is decreased when the adjustment valve rod is moved rightward, so that the resistance is increased.
The working principle of the invention is as follows: drive adjusting screw 2 through adjust knob 1 and rotate, adjusting screw 2 passes through adjusting screw 5 and drives adjusting valve rod 7 and removes, and adjusting valve rod 7 removes and makes its and cavity screw 17's clearance grow diminish, and adjusting valve rod 7's right-hand member portion is the tapering form to the size that produces flow makes its resistance produce the size. The invention is used on an arm strength device, and different resistances are achieved by rotating the adjusting knob 1 to correspond to the body building of different people.
Claims (4)
1. An arm strength device damping, characterized by: comprises an oil storage cylinder, a floating piston, a hollow piston rod, an adjusting valve rod, a hollow screw rod and an adjusting mechanism for adjusting the resistance, wherein the left end of the oil storage cylinder is provided with an oil seal seat, the oil seal seat is provided with an oil seal and a wear-resistant shaft sleeve, the right end of the oil seal seat is provided with a connector, one side of the connector, which is close to the hollow piston rod, is provided with an air chamber, the other side of the connector is provided with an air faucet, nitrogen is filled in the air chamber, the air chamber is connected with an air supply device through the air faucet, the hollow piston rod sequentially penetrates through the oil seal and the wear-resistant shaft sleeve from left to right to stretch into the oil storage cylinder, the right end of the hollow piston rod is provided with a piston, the piston is connected with the inner wall of the oil storage cylinder in a sealing way, the piston is provided with a through, the inner cavity of the oil storage cylinder is divided into a gas cavity and an oil cavity; the air chamber is communicated with an air cavity of the oil storage cylinder;
the adjusting mechanism is connected with the left end of the adjusting valve rod, the adjusting valve rod is positioned in the hollow piston rod, the left part of the adjusting valve rod is hermetically connected with the hollow piston rod through a sealing ring, the hollow screw rod is installed in the right end of the hollow piston rod, the right external diameter of the adjusting valve rod is smaller than the left external diameter of the adjusting valve rod, the right end of the adjusting valve rod is in a taper shape and is matched with an inner cavity of the hollow screw rod, and the right external diameter of the adjusting valve rod is larger than or equal to the inner diameter of the;
the right part of the hollow piston rod is provided with a side wall hole communicated with a central hole of the hollow piston rod, the side wall hole is positioned on the left side of the piston and is simultaneously communicated with an oil cavity of the oil storage cylinder, the adjusting valve rod is driven to move left and right through the adjusting knob, the change of the gap between the adjusting valve rod and the hollow screw rod is realized, and the adjustment of the resistance is further realized; when the hollow piston rod is elongated, the valve plate is closed, meanwhile, oil on the left side of the piston flows into a gap between the right part of the adjusting valve rod and the hollow piston rod from a side wall hole on the hollow piston rod, then flows into an oil cavity on the right side of the piston from the gap between the adjusting valve rod and the hollow screw rod, and meanwhile, nitrogen in the air chamber pushes the floating piston to move leftwards, so that the purpose of uniform resistance and no idle stroke is achieved;
when the pressure of the hollow piston rod is short, the valve plate is opened, meanwhile, part of oil on the right side of the piston flows into a gap between the right part of the regulating valve and the hollow piston rod from the gap between the right end of the regulating valve rod and the hollow screw rod, then flows into the oil cavity on the left side of the piston from the side wall hole on the hollow piston rod, meanwhile, part of oil flows into the oil cavity on the left side of the piston from the through hole on the piston, and part of oil pushes the floating piston to move rightwards, so that nitrogen is compressed.
2. The arm exerciser damping of claim 1, wherein: the adjusting mechanism comprises an adjusting knob, an adjusting screw rod, a steel ball seat and an adjusting screw, the steel ball seat is mounted at the left end of the hollow piston rod, the adjusting screw rod is mounted on the steel ball seat through a sound spring and a steel ball and is connected with the left end of the adjusting valve rod through the adjusting screw, and the adjusting knob is mounted on the adjusting screw rod; the spring is sleeved outside the hollow piston rod, the left end of the spring is connected with the oil seal seat, and the right end of the spring is connected with the right part of the hollow piston rod.
3. The arm exerciser damping according to claim 1 or 2, wherein: and the oil seal seat is hermetically connected with the inner wall of the oil storage cylinder, the floating piston is hermetically connected with the inner wall of the oil storage cylinder, and the air chamber is hermetically connected with the inner wall of the oil storage cylinder through O-shaped seal rings.
4. The arm exerciser damping according to claim 1 or 2, wherein: an O-shaped sealing ring is arranged between the air faucet and the connector, sealing rubber is arranged at the bottom of the air faucet, a bolt plug is arranged on the air faucet, and the O-shaped sealing ring is arranged between the bolt plug and the air faucet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911203179.XA CN110939677A (en) | 2019-11-29 | 2019-11-29 | Arm power device damping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911203179.XA CN110939677A (en) | 2019-11-29 | 2019-11-29 | Arm power device damping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110939677A true CN110939677A (en) | 2020-03-31 |
Family
ID=69908821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911203179.XA Pending CN110939677A (en) | 2019-11-29 | 2019-11-29 | Arm power device damping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110939677A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8050311A0 (en) * | 1979-12-04 | 1980-12-04 | Woodhead Ltd Jonas | IMPROVEMENT IN DEVICES FOR DAMPING VIBRATIONS IN PARTICULAR DAMPERS FOR MOTOR VEHICLE SUSPENSIONS |
| CN2434473Y (en) * | 2000-07-12 | 2001-06-13 | 福隆尖端科技股份有限公司 | Liquid-gas separating bicycle shock absorber |
| JP3084930U (en) * | 2001-09-28 | 2002-04-05 | 東軒 鍾 | Hydraulic pressure assist adjustment shock absorber |
| CN201041213Y (en) * | 2007-05-25 | 2008-03-26 | 江苏大学 | Split type adjustable air chamber pressure multi-stage damping absorber |
| JP2010230099A (en) * | 2009-03-27 | 2010-10-14 | Hitachi Automotive Systems Ltd | Cylinder device |
| EP2388493A2 (en) * | 2010-05-20 | 2011-11-23 | SUSPA GmbH | Damper |
| CN204493567U (en) * | 2015-01-23 | 2015-07-22 | 长春孔辉汽车科技股份有限公司 | A kind of mechanical type adaptive transmission control |
| US20170211653A1 (en) * | 2016-01-27 | 2017-07-27 | Suspa Gmbh | Fluid-filled piston cylinder unit |
| JP6198926B1 (en) * | 2016-12-19 | 2017-09-20 | 株式会社キャロッセ | Hydraulic shock absorber |
| CN108361310A (en) * | 2018-01-31 | 2018-08-03 | 辽宁工业大学 | A kind of automobile adjustment damper and its damping method of adjustment |
| CN108561483A (en) * | 2018-05-09 | 2018-09-21 | 浙江雷宸智能科技有限公司 | Hydraulic damper |
| CN109356956A (en) * | 2018-12-07 | 2019-02-19 | 广州海川汽车配件制造有限公司 | A kind of damper and production method of manually adjustable damping |
| CN109649640A (en) * | 2018-12-25 | 2019-04-19 | 北京青云航空仪表有限公司 | A kind of throttle platform friction damping device |
| CN110145565A (en) * | 2019-06-28 | 2019-08-20 | 杭州金士顿实业有限公司 | The seat damper of damping-force adjustable |
| JP2019190609A (en) * | 2018-04-27 | 2019-10-31 | 日立オートモティブシステムズ株式会社 | Shock absorber |
-
2019
- 2019-11-29 CN CN201911203179.XA patent/CN110939677A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8050311A0 (en) * | 1979-12-04 | 1980-12-04 | Woodhead Ltd Jonas | IMPROVEMENT IN DEVICES FOR DAMPING VIBRATIONS IN PARTICULAR DAMPERS FOR MOTOR VEHICLE SUSPENSIONS |
| CN2434473Y (en) * | 2000-07-12 | 2001-06-13 | 福隆尖端科技股份有限公司 | Liquid-gas separating bicycle shock absorber |
| JP3084930U (en) * | 2001-09-28 | 2002-04-05 | 東軒 鍾 | Hydraulic pressure assist adjustment shock absorber |
| CN201041213Y (en) * | 2007-05-25 | 2008-03-26 | 江苏大学 | Split type adjustable air chamber pressure multi-stage damping absorber |
| JP2010230099A (en) * | 2009-03-27 | 2010-10-14 | Hitachi Automotive Systems Ltd | Cylinder device |
| EP2388493A2 (en) * | 2010-05-20 | 2011-11-23 | SUSPA GmbH | Damper |
| CN204493567U (en) * | 2015-01-23 | 2015-07-22 | 长春孔辉汽车科技股份有限公司 | A kind of mechanical type adaptive transmission control |
| US20170211653A1 (en) * | 2016-01-27 | 2017-07-27 | Suspa Gmbh | Fluid-filled piston cylinder unit |
| JP6198926B1 (en) * | 2016-12-19 | 2017-09-20 | 株式会社キャロッセ | Hydraulic shock absorber |
| CN108361310A (en) * | 2018-01-31 | 2018-08-03 | 辽宁工业大学 | A kind of automobile adjustment damper and its damping method of adjustment |
| JP2019190609A (en) * | 2018-04-27 | 2019-10-31 | 日立オートモティブシステムズ株式会社 | Shock absorber |
| CN108561483A (en) * | 2018-05-09 | 2018-09-21 | 浙江雷宸智能科技有限公司 | Hydraulic damper |
| CN109356956A (en) * | 2018-12-07 | 2019-02-19 | 广州海川汽车配件制造有限公司 | A kind of damper and production method of manually adjustable damping |
| CN109649640A (en) * | 2018-12-25 | 2019-04-19 | 北京青云航空仪表有限公司 | A kind of throttle platform friction damping device |
| CN110145565A (en) * | 2019-06-28 | 2019-08-20 | 杭州金士顿实业有限公司 | The seat damper of damping-force adjustable |
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