WO2019198423A1 - ダンパ装置 - Google Patents

ダンパ装置 Download PDF

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Publication number
WO2019198423A1
WO2019198423A1 PCT/JP2019/010915 JP2019010915W WO2019198423A1 WO 2019198423 A1 WO2019198423 A1 WO 2019198423A1 JP 2019010915 W JP2019010915 W JP 2019010915W WO 2019198423 A1 WO2019198423 A1 WO 2019198423A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
cylinder
magnet
piston
reed switch
Prior art date
Application number
PCT/JP2019/010915
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
ラシュキーシュ ギントータス
Original Assignee
株式会社パイオラックス
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社パイオラックス filed Critical 株式会社パイオラックス
Priority to GB2016211.1A priority Critical patent/GB2586755B/en
Priority to CN201980025210.7A priority patent/CN111971484A/zh
Publication of WO2019198423A1 publication Critical patent/WO2019198423A1/ja

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Classifications

    • 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0281—Details
    • F16F9/029—Details electrical, e.g. connections or contacts
    • 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
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0218—Mono-tubular units
    • 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
    • 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
    • F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
    • F16F9/516—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0006—Permanent magnet actuating reed switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0006—Permanent magnet actuating reed switches
    • H01H36/0046—Limit switches, also fail-safe operation or anti-tamper considerations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R7/00—Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps
    • B60R7/04—Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks
    • B60R7/06—Stowing or holding appliances inside vehicle primarily intended for personal property smaller than suit-cases, e.g. travelling articles, or maps in driver or passenger space, e.g. using racks mounted on or below dashboards
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding

Definitions

  • the present invention relates to a damper device having a cylinder and a piston, wherein the switch is turned on and off as the piston slides.
  • an opening / closing member such as a glove box of a vehicle
  • the opening / closing operation is prevented in order to prevent a loud sound or a container from popping out due to a sudden opening / closing operation due to the weight of the contents of the glove box.
  • a damper is attached between a pair of members, for example, an instrument panel and a glove box.
  • Patent Document 1 As such a damper, in Patent Document 1 below, when the door of the glove box is opened, the piston rod of the damper is pulled, and the inclined surface of the control rail provided on the piston rod is the contact tongue provided on the housing of the damper.
  • An apparatus is disclosed in which a lamp of a glove box is turned on by pressing a piece and pressing a contact provided on the contact tongue piece against a fixed contact.
  • an object of the present invention is to provide a damper device in which a switch is turned ON / OFF in accordance with a sliding operation of a piston, and it is difficult to produce sound and wear of parts does not occur. There is.
  • the present invention includes a cylinder, a piston slidably inserted into the cylinder, and a switch housing attached to the cylinder, and the switch housing is provided with a magnetic switch.
  • the damper device is characterized in that a first magnet is attached to the piston to turn the magnetic switch on and off when approaching or moving away from the magnetic switch.
  • the first magnet attached to the piston can be turned on and off by the magnetic force.
  • this damper is attached to an opening / closing member such as a glove box
  • the reed switch is turned on when the glove box is opened, and a lamp (light) that illuminates the inside of the glove box box is turned on.
  • the magnetic switch is a non-contact switch, it is difficult for sound to be produced and contact wear does not occur.
  • It is explanatory drawing which shows the example which applied the damper apparatus of this invention to the opening / closing mechanism of the glove box of a motor vehicle.
  • It is explanatory drawing which shows an example of a close type switching circuit as a switching circuit applied to the damper apparatus of this invention.
  • It is explanatory drawing which shows the example using a Hall effect sensor as a switching circuit applied to the damper apparatus of this invention.
  • It is a disassembled perspective view which shows 4th Embodiment of the damper apparatus of this invention.
  • FIG. 16 is a cross-sectional view taken along the line AA in FIG. 15 including a cylinder, a piston, and the like.
  • FIG. 16 is a side view of FIG. 15.
  • FIG. 1 to 4 show a first embodiment of a damper device according to the present invention.
  • the damper device 100 includes a cylinder 101, a piston 102 that is slidably inserted into the cylinder 101, and an end surface 105 of the cylinder 101 in the pushing direction of the piston 102 (FIG. 3, 4) and a switch housing 103 disposed outside the cylinder. Further, an operating wire 104 is connected to the piston 102 so as to be connected to an opening / closing member such as a glove box to be described later.
  • a cylinder chamber 147 is formed between the end surface 105 of the cylinder 101 and the piston 102.
  • the cylinder 101 has an end face 105 (see FIGS. 3 and 4) in the pushing direction of the piston 102.
  • the end face 105 is provided with a vent hole 106.
  • the end of the cylinder 101 on the pulling direction side of the piston 102 is an opening 107.
  • a cap 108 is attached to the opening 107.
  • the cap 108 has an insertion hole 109 through which the operation wire 104 is inserted.
  • a first engagement claw 110 is provided at a predetermined position on the outer periphery of the cap 108, and when the cap 108 is inserted into the opening 107, the first engagement claw 110 is provided on the periphery of the opening 107 of the cylinder 101.
  • the cap 108 is prevented from coming off from the cylinder 101 by engaging with the engaging hole 111.
  • a bracket 112 is integrally formed on an end side surface in the pushing direction of the piston 102, and a bracket 113 is also integrally formed on an end side surface in the pulling direction of the piston 102.
  • a mounting hole 114 is provided in each bracket 112 and bracket 113. Either one or both of the bracket 112 and the bracket 113 is fixed to one of the opening / closing members via the mounting hole 114.
  • the switch housing 103 has a housing body 115 and an adapter 116.
  • the housing main body 115 is connected to the end surface 105 of the cylinder 101 via the adapter 116.
  • a housing chamber 119 in which the reed switch 117 is housed is provided in the housing main body 115.
  • a socket 120 having a connector insertion hole 121 is formed outside the accommodation chamber 119.
  • the reed switch 117 has a terminal 118, and the terminal 118 is inserted into the connector insertion hole 121 side through the terminal insertion hole 122 provided in the wall between the storage chamber 119 and the connector insertion hole 121. Yes.
  • Second engaging claws 123 are provided at a plurality of locations on the outer periphery of the end of the housing body 115 opposite to the socket 120.
  • the adapter 116 has a cylindrical shape as a whole, and an end face 130 is provided at one end thereof. Further, the engagement pieces 124 are provided at two locations facing each other in the circumferential direction, and the engagement holes 125 are provided in the engagement pieces 124.
  • a cylindrical rib 126 is formed outside the end face 105 of the cylinder 101.
  • Third engagement claws 127 are formed at two locations facing the circumferential direction of the outer periphery of the cylindrical rib 126.
  • the housing main body 115 is connected to the end surface 105 of the cylinder 101 through the adapter 116 by engaging with the engaging hole 125.
  • the inside of the cylindrical rib 126 forms a valve storage chamber 129 in which the valve seat 128 is stored.
  • An end portion on the end surface 130 side of the adapter 116 is inserted into the opening portion side of the valve housing chamber 129, and a protrusion 131 protruding outside the end surface 130 prevents the valve seat 128 from coming off.
  • the valve seat 128 is disposed outside the vent hole 106 formed in the end face 105.
  • the valve seat 128 moves away from the vent hole 106 and causes the air in the cylinder chamber 147 to flow.
  • the movement resistance of the piston 102 is reduced by letting it pass through to the outside.
  • the valve seat 128 is in close contact with the vent hole 106 to suppress the inflow of external air, and the inside of the cylinder chamber 147 is effectively depressurized so that the damper force is applied. It is like that.
  • the piston 102 has an annular groove 132 on its outer periphery, and a seal ring 133 is attached to the annular groove 132.
  • the seal ring 133 forms a seal portion with respect to the inner periphery of the cylinder 101.
  • a hook groove 134 is formed on the outer periphery of the piston 102, and the proximal end side loop 135 of the operating wire 104 is hooked on the engaging groove 134 so that the operating wire 104 is connected to the piston 102.
  • a distal end side loop 136 is formed at the other end of the operating wire 104, and the distal end of the operating wire 104 is connected to the other of the opening / closing member via the distal end side loop 136.
  • a spring 148 (see FIG. 1) is inserted between the piston 102 and the cap 108 of the cylinder 101, and always urges the piston 102 toward the end face 105.
  • the piston 102 is formed with a recess 137 that opens to the pulling direction side.
  • An orifice 139 is formed on the rear end surface of the recess 137.
  • the first magnet 138 is inserted and fixed in the recess 137. In the present invention, the first magnet 138 moves with the piston 102 and moves close to and away from the reed switch 117 as a magnetic switch, so that a light 146 (see FIG. 8) described later is turned on and off. .
  • a magnetic switch a switch using a reed switch or a hall effect sensor is known.
  • a switching circuit using a reed switch a closed type circuit that shuts down when a predetermined magnetic field acts on the reed switch and closes the circuit when the predetermined magnetic field disappears, and a reed switch are used.
  • FIG. 9 shows an example of a closed type switching circuit.
  • FIG. 9A shows a state where the circuit is cut off (a state where no current flows through the circuit), and FIG. 9B shows a state where the circuit is conductive.
  • 117 is a reed switch, 146 is a write, 150 is a DC power supply, 151 is a resistor, 152 is an N-channel MOS FET, 152a is a gate, 152b is a drain, 152c is a source, and 153 is ground.
  • the reed switch 117 when a predetermined magnetic field acts on the reed switch 117, the reed switch 117 is closed. At this time, since the gate 152a of the MOS FET 152 is connected to the ground 153, the current is cut off between the drain 153b and the source 153c of the MOS FET 152, and the light 146 is turned off.
  • the reed switch 117 is opened. At this time, since the voltage from the DC power supply 150 is applied to the gate 152a of the MOS FET 152 via the resistor 151, the circuit is conducted between the drain 153b and the source 153c of the MOS FET 152, current flows, and the light 146 is turned on.
  • the closed type switching circuit shown in FIG. 9 when the glove box 144 (see FIG. 8) is closed, the first magnet 138 comes close to the reed switch 117 and the circuit is cut off, and the light 146 is turned off.
  • the glove box 144 is opened, the first magnet 138 is separated from the reed switch 117, the circuit is conducted, and the light 146 is turned on.
  • the closed-type switching circuit has a demerit that the product cost is increased because the number of components increases.
  • FIG. 10 shows an example of a switching circuit using a Hall effect sensor.
  • a Hall effect sensor 160 is used instead of the reed switch 117 of the switching circuit of FIG.
  • the DC power supply 150 in the hall effect sensor 160.
  • no electromotive force is generated at the terminal 163, and no voltage is applied to the gate 152a of the MOS FET 152.
  • the current is cut off between the drain 153b and the source 153c of the FET 152, and the light 146 is turned off.
  • FIG. 11 shows an example of an open type switching circuit.
  • FIG. 11A shows a state where the circuit is conductive
  • FIG. 11B shows a state where the circuit is cut off.
  • 117 is a reed switch
  • 146 is a write
  • 150 is a DC power supply.
  • the open type switching circuit has fewer components, the product cost can be kept low. However, if this is used as it is, the circuit will be closed when the glove box 144 is closed and the first magnet 138 is close to the reed switch 117. Since the light 146 is turned on and the glove box 144 is opened and the first magnet 138 is separated from the reed switch 117, the circuit is interrupted and the light 146 is turned off.
  • the second magnet 141 is installed adjacent to the reed switch body 140 of the reed switch 117 housed in the switch housing 103 (FIG. 1). reference).
  • the second magnet 141 is disposed close to the reed switch 117 and applies a relatively weak magnetic field that can always close the reed switch 117.
  • the second magnet 141 is installed on the reed switch 117.
  • the present invention is not limited to this.
  • the second magnet 141 may be installed on the housing main body 115, the adapter 116, or the like.
  • the first magnet 138 attached to the piston 102 has a stronger magnetic force than the second magnet 141 and applies a magnetic field in the opposite direction to the second magnet 141.
  • the piston 102 moves in the pushing direction and the first magnet 138 approaches the reed switch 117, the magnetic field of the second magnet 141 is canceled and the reed switch 117 is operated to open.
  • the circuit is cut off, the light 146 is turned off, the glove box 144 is opened, and the first magnet 138 is separated from the reed switch 117.
  • the circuit is closed and the light 146 can be turned on.
  • an open type switching circuit can be employed, and the product cost can be reduced. .
  • a glove box 144 is attached to the opening 143 of the instrument panel 142 so as to be openable and closable.
  • the cylinder 101 of the damper device 100 is fixed to the instrument panel 142 via the bracket 112 and / or the bracket 113.
  • the tip side loop 136 of the working wire 104 connected to the piston 102 in the cylinder 101 is fixed to the glove box 144.
  • a light 146 is attached to the upper inner wall of the opening 143.
  • the other end of the lead wire 145 having one end connected to the light 146 is inserted into the socket 120 of the switch housing 103 via a connector (not shown) and connected to the reed switch 117.
  • the piston 102 moves away from the switch housing 103, and the distance between the first magnet 138 attached to the piston 102 and the reed switch 117 attached to the switch housing 103 increases.
  • the influence of the magnetic field of the first magnet 138 is reduced, and the reed switch 117 is closed by the action of the magnetic field of the second magnet 141 (see FIG. 1) disposed in proximity to the reed switch body 140 of the reed switch 117.
  • a current flows through the light 146, the light 146 is turned on, and the inside of the glove box 144 is brightly illuminated.
  • the reed switch 117 is opened by canceling out the magnetic field of the second magnet 141 (see FIG. 1), which is disposed close to the main body 140 and has a weak magnetic force. As a result, it is possible to prevent the light 146 from being turned off and wasteful power consumption.
  • the reed switch 117 is used to turn off and turn on the light 146 that accompanies the opening and closing operation of the glove box 144. Can be suppressed. In addition, durability against environmental changes such as temperature is high and malfunctions are extremely reduced, so that reliability can be improved.
  • an open type reed switch 117 is used, the piston 102 is provided with the first magnet 138 having a strong magnetic force, and the reed switch main body 140 of the reed switch 117 has a second magnet 141 having a weak magnetic force.
  • the piston 102 moves in the push-in direction and approaches the reed switch 117, the magnetic force of the second magnet 141 is canceled by the magnetic force of the first magnet 138, and the reed switch 117 is opened.
  • the piston 102 moves in the pulling direction and is far away from the reed switch 117, the influence of the magnetic force of the first magnet 138 is weakened, and the reed switch 117 is closed by the magnetic force of the second magnet 141.
  • the switch housing 103 is mounted on the end surface 105 of the cylinder 101 on the pushing side of the piston 102 and is disposed outside the cylinder 101, so that the outer diameter of the damper device 100 is increased. It can be suppressed and can be arranged in a relatively narrow space such as a gap between the side surface of the glove box 144 and the inner surface of the opening 143.
  • a vent hole 106 is formed in the end surface 105 of the cylinder 101.
  • the vent hole 106 is opened when the piston 102 moves in the pushing direction, and the vent hole 106 is opened when the piston 102 moves in the pulling direction. Since the valve seat 128 to be opened is mounted and the protrusion 131 on the end face 130 of the switch housing 103 prevents the valve seat 128 from being detached, even if a valve seat type valve is provided, the reed switch 117 is connected to the piston 102.
  • One magnet 138 can be disposed in proximity.
  • the first magnet 138 is disposed inside the seal portion to which the seal ring 133 of the piston 102 is attached, when the piston 102 is close to the reed switch 117, the first magnet 138 is It can be as close to the reed switch 117 as possible.
  • a piston 201 and a rod 202 are integrally formed.
  • the piston 201 is composed of an enlarged diameter cylindrical portion that elastically contacts the inner periphery of the cylinder 101.
  • the rod 202 extends from the end surface of the piston 201 in the pull-out direction, and a connecting hole 203 for attaching to the above-described glove box 144 or the like is formed at the extended end portion.
  • a first magnet 138 is attached to a portion of the rod 202 adjacent to the piston 201.
  • the rod 202 is inserted from the opening 204 of the cylinder 101.
  • a support piece 205 that guides the sliding of the rod 202 is formed integrally with the periphery of the opening 204.
  • a stopper 206 is provided at one peripheral edge of the opening 204 to restrict the maximum movement position when the piston 201 moves in the pushing direction.
  • a retaining wall 207 that prevents the piston 201 from being pulled out when the piston 201 moves in the pulling direction is formed on the inner periphery of the opening 204.
  • the end surface of the cylinder 101 on the side in which the piston 201 is pushed is opened, and a cap 208 is attached thereto.
  • the cap 208 is in close contact with the inner circumferential step portion of the cylinder 101 to depressurize the inside of the cylinder 101, and when the piston 201 moves in the push-in direction, A valve 209 is integrally formed apart from the step portion to release the air in the cylinder chamber 147 of the cylinder 101 to the outside.
  • the switch housing 210 is provided so that the outer peripheral surface close
  • the switch housing 210 accommodates a reed switch 117 and has a socket 211 formed at one end.
  • the switch housing 210 has a pair of attachment bands 212 extending in an arc shape from both sides of the lower surface, and a hole 214 is formed at the end of one attachment band 212, while the other At the end of the attachment band 212, a lock member 213 that is inserted into the hole 214 and binds the attachment bands 212 is provided.
  • the switch housing 210 is disposed along the outer peripheral surface of the cylinder 101, surrounds the outer periphery of the cylinder 101 with a pair of mounting bands 212, passes the lock member 213 through the mounting hole 114 and the hole 214 of the bracket 112, It is attached to the cylinder 101 by binding with the lock member 213.
  • an increase in the axial length of the damper device 200 can be suppressed by mounting the switch housing 210 on the outer periphery of the cylinder 101. Further, since the switch housing 210 has the attachment band 212 and can be attached to the cylinder 101 via the attachment band 212, the switch housing 210 can be attached to the existing cylinder 101, and versatility is improved. it can.
  • FIG. 7 shows a third embodiment of the damper device according to the present invention. Portions that are substantially the same as those of the above-described embodiment are denoted by the same reference numerals, and description thereof is omitted.
  • the switch housing 210 is mounted on the outer periphery of the cylinder 101 close to the end of the piston 201 on the pulling direction side, and the first magnet 138 is close to the pulling direction end of the rod 202.
  • the switch housing 210 is mounted on the outer periphery of the cylinder 101 close to the end of the piston 201 on the pulling direction side, and the first magnet 138 is close to the pulling direction end of the rod 202.
  • the lock member 213 of the mounting band 212 (see FIG. 6) provided continuously with the switch housing 210 is inserted into the mounting hole 114 of the bracket 113 formed at the end of the piston 201 on the pulling direction side of the piston 201.
  • the switch housing 210 is attached to the cylinder 101.
  • the first magnet 138 comes close to the reed switch 117 and the reed switch 117 is opened. Further, when the piston 201 moves in the pulling direction side, the first magnet 138 moves away from the reed switch 117, and the reed is caused by the magnetic force of the second magnet 141 (see FIG. 1) disposed close to the reed switch body 140 of the reed switch 117. The switch 117 is closed.
  • a braking force is applied when the piston 102 or the piston 201 moves to the pulling direction side, but when the piston 102 or the piston 201 moves to the pushing direction side, A braking force can also be applied so that the inside of the cylinder chamber 147 is pressurized.
  • the damper device 300 of the fourth embodiment is different from the above embodiment in the structure of the switch housing.
  • the switch housing 310 in this embodiment includes an adapter 320 mounted on the end surface 105 of the cylinder 101 on the pushing side of the piston 102, and is connected to the adapter 320 to accommodate the magnetic switch.
  • the main body 330 includes a housing portion 340 having a housing opening 345 for housing the magnetic switch, and a cover portion 370 that is connected to the housing portion 340 via the hinge portion 400 so that the housing opening 345 can be opened and closed. It consists of. Further, as shown in FIG. 15, the main body 330 is provided with a socket 360 having a connector insertion hole 361, and the connector insertion hole 361 is formed so as to open in the radial direction of the cylinder 101.
  • the magnetic switch in this embodiment includes a reed switch 117A.
  • the reed switch 117A in this embodiment has a long plate-like substrate 140a, and the reed switch body 140 is fixed on the substrate 140a.
  • the pair of terminals 118 and 118 of the reed switch 117A protrude from a predetermined portion on one side along the longitudinal direction of the substrate 140a.
  • one end 140b in the longitudinal direction of the substrate 140a is formed to be narrow, and a notch groove 140c is formed in the one end 140b.
  • the adapter 320 in this embodiment has an annular base portion 321 having an annular shape, and a cylindrical wall 323 extending in a substantially cylindrical shape from the periphery of the annular base portion 321. .
  • a pair of circumferential slits 324 and 324 are formed along the circumferential direction at locations facing the circumferential direction of the cylindrical wall 323. Further, between the pair of circumferential slits 324 and 324 of the cylindrical wall 323, a pair of axial slits 325 and 325 are formed along the axial direction, and the cylindrical wall 323 is easily bent and deformed. ing.
  • a plurality of engaging portions 326 are formed on the inner surface side of the cylindrical wall 323 and on the peripheral edge portions of the pair of circumferential slits 324 and 324 (in this embodiment). , Each of the circumferential slits 324 is formed near both sides in the circumferential direction, and a total of four are provided).
  • the cylindrical rib 126 on the end surface 105 side of the cylinder 101 is inserted into the cylindrical wall 323 of the adapter 320, and the annular protrusion-shaped third provided on the outer periphery of the tip of the cylindrical rib 126.
  • the engaging claw 127 ⁇ / b> A engages with the back side edges of the plurality of engaging portions 326.
  • the adapter 320 is rotatably attached to the end surface 105 on the pushing side of the piston 102.
  • a cylindrical portion 327 having a bottomed cylindrical shape is extended from the inner peripheral edge portion of the annular base portion 321.
  • a plurality of protrusions 131 protrude from the end surface 130 which is the bottom surface of the cylindrical portion 327.
  • the cylindrical portion 327 is inserted into a valve housing chamber 129 defined inside a cylindrical rib 126 provided in the cylinder 101, and the protrusion 131 prevents the valve seat 128 from coming off. It has come to make.
  • an engagement hole 321 a is formed at a position of the annular base 321 aligned with the center in the circumferential direction of one circumferential slit 324.
  • the accommodating part 340 which comprises the main-body part 330 is demonstrated.
  • the accommodating portion 340 of this embodiment is erected from a bottom wall 341 that extends long along the axial direction of the cylinder 101, and from both sides along the longitudinal direction of the bottom wall 341.
  • the housing opening 345 is formed along the axial direction on the opposite side of the bottom wall 341 and includes an opening (axial opening 347) on one axial end side. It has a long box shape.
  • the side wall 343 is higher in height (standing length) from the bottom wall 341 than the side wall 342.
  • the other axial end of the accommodating portion 340 is connected to the annular base 321 of the adapter 320.
  • a notch 341 a is formed at a position at one end of the bottom wall 341 in the axial direction so as to align with the axial opening 347.
  • a placement portion 349 on which the substrate 140a of the reed switch 117A is placed is provided, and a protrusion 351 is axially provided at a predetermined position of the placement portion 349. It protrudes along.
  • This protrusion 351 extends to the end face 130 of the cylindrical portion 327 of the adapter 320, and as shown in FIG. 14, a positioning protrusion 351a protrudes from the end in the extending direction.
  • a support protrusion 353 protrudes from the inner surface of the side wall 342 on the one end side in the axial direction of the mounting portion 349.
  • an engagement projection (not shown) is provided on the inner surface of the side wall 343 at a position aligned with the support projection 353.
  • a fourth engagement claw 355 protrudes from the outer peripheral side of the side wall 343 at the peripheral edge of the accommodation opening 345 and near one end in the axial direction.
  • the other end portion of the substrate 140a After inserting one end portion 140b of the substrate 140a of the reed switch 117A into the cylindrical wall 323 of the adapter 320 from an oblique direction and inserting the positioning protrusion 351a into the notch groove 140c, the other end portion of the substrate 140a.
  • the substrate 140a When the side is pushed into the placement portion 349, the substrate 140a is placed in contact with the protrusion 351.
  • the support protrusion 353 is in contact with and supported on one side in the width direction of the other longitudinal end of the substrate 140a, and illustrated on the other side in the width direction of the other longitudinal end of the substrate 140a.
  • the engaging protrusions that are not engaged are engaged, and the reed switch 117A is positioned and accommodated in the accommodating portion 340.
  • a rectangular notch 357 is formed at a predetermined location on the side wall 343.
  • Terminal insertion portions 357a and 357a for inserting the pair of terminals 118 and 118 of the reed switch 117A are formed on the bottom surface side of the notch portion 357 and on both axial sides thereof.
  • a socket main body 363 having a substantially U-shaped cross section is provided so as to surround the notch 357 and extend perpendicular to the axial direction of the housing portion 340.
  • the socket body 363 includes a bottom wall 364 and a pair of side walls 365 and 366 erected from both sides in the axial direction thereof. The opposite side of the bottom wall 364 is opened and the extending direction side is opened.
  • fourth engaging claws 368 project from the outer surface sides of the both side walls 365 and 366 of the socket main body 363, respectively.
  • the cover portion 370 in this embodiment includes a ceiling wall 371 extending long along the axial direction of the cylinder 101, and a pair provided on both side portions along the longitudinal direction of the ceiling wall 371.
  • the side wall 372 and 373 are opposed to each other, the portion facing the ceiling wall 371 is opened, one end side in the axial direction is closed by the end wall 374 and the other end side in the axial direction is opened, and the bottom is shallower than the housing portion 340. It has a shallow box shape.
  • a side wall 372 of the cover part 370 and a side wall 342 of the housing part 340 are connected to each other via a hinge part 400 so as to be opened and closed. That is, the cover part 370 in this embodiment is integrally formed with the main body part 330 via the hinge part 400.
  • the hinge portion 400 has a long plate shape, and a thin portion 401 is formed along the axial direction at the center in the width direction.
  • the hinge portion 400 can be folded in two via the thin portion 401. (See FIG. 15). Further, both side edges along the longitudinal direction of the hinge part 400 are connected to the side wall 372 of the cover part 370 and the side wall 342 of the housing part 340.
  • the tip end portion 374a in the protruding direction of the end wall 374 is formed to be narrow, and is inserted into the notch 341a of the bottom wall 341 of the housing portion 340 when the cover portion 370 is closed.
  • an engagement piece 376 having a substantially U-shaped frame shape is provided on the outer surface side of the side wall 373 and on one end side in the axial direction thereof. When the cover portion 370 is closed, the engagement piece 376 engages with the fourth engagement claw 355 of the housing portion 340 (see FIG. 15).
  • a sixth engaging claw 378 is provided on the other end side in the axial direction of the ceiling wall 371 so as to engage with the engaging hole 321a of the adapter 320 when the cover portion 370 is closed.
  • a magnet mounting portion 380 is provided at a predetermined position on the inner surface side of the ceiling wall 371 for mounting the second magnet 141 for closing the reed switch 117A in a retaining state. It has been.
  • the magnet mounting portion 380 includes a magnet support frame 381 having a substantially U-shaped frame shape when viewed from the inner surface side of the cover portion 370, and a magnet press wall portion disposed adjacent to the magnet support frame 381. 383.
  • the magnet support frame 381 receives the support 381a that supports the bottom surface of the second magnet 141 and lifts it from the inner surface of the ceiling wall 371, and one end of the second magnet 141.
  • a retaining portion 381b that is hooked on the inner surface side to prevent the retaining portion 381b is provided.
  • a magnet presser claw 383a that is engaged with the other end of the second magnet 141 is provided on the inner surface of the magnet presser wall 383 that faces the magnet support frame 381 (see FIG. 16).
  • the other end part of the 2nd magnet 141 is the inner surface side of the ceiling wall 371. As shown in FIG.
  • the second magnet 141 is supported by the support portion 381a, and one end portion is prevented from being detached from the inner surface side of the retaining portion 381b and the other end portion is held by the magnet presser.
  • the second magnet 141 is attached to the magnet attachment portion 380 in a state of being prevented from being detached by engaging with the claw 383a.
  • a socket cover 390 is provided so as to be orthogonal to the axial direction of the cover portion 370 from a position on the outer surface side of the side wall 373 and aligning with the socket body 363.
  • Engagement pieces 392 and 392 having a substantially U-shaped frame shape are provided at both ends of the socket cover 390 in the extending direction.
  • a rectangular protrusion 394 is formed at the edge of the side wall 373 on the socket cover 390 side so as to be aligned with the notch 357 of the accommodating part 340. Further, a pair of support pieces disposed on the inner surface side of the ceiling wall 371 and adjacent to the protrusion 394 at a width narrower than the distance between the pair of terminals 118 and 118 of the reed switch 117A. 396,396 are projected. When the cover portion 370 is closed, the protrusion 394 enters the notch 357 of the housing portion 340 and sandwiches the pair of terminals 118 and 118 inserted and arranged in the terminal insertion portions 357b and 357b.
  • the pair of terminals 118 and 118 are prevented from being detached, and one support piece 396 and 396 is inserted between the pair of terminals 118 and 118, and the outer surface of the support piece 396 is adjacent to one side surface of the terminal 118. It arrange
  • the adapter 320 and the main body 330 are integrally formed. That is, all the members of the adapter 320, the housing portion 340 that constitutes the main body portion 330, and the socket cover 390 that also constitutes the main body portion 330 are integrally formed.
  • the accommodating portion 340 has a substantially box shape that is open on the side opposite to the bottom wall 341, and the socket cover 390 is not a simple plate shape, but a shallow box shape having an end wall 374 and the like.
  • the housing part side may be a deep box shape with an open top, and the cover part side may be a simple plate-like body. If the accommodation opening for accommodating a magnetic switch is formed, and a cover part is the shape which can open and close an accommodation opening, it will not specifically limit.
  • the cover part 370 is rotated via the hinge part 400 so that the ceiling wall 371 of the cover part 370 is separated from the bottom wall 341 of the storage part 340, so that the storage part 340.
  • the housing opening 345 is opened (opened).
  • the one end 140b of the substrate 140a of the reed switch 117A is inserted into the cylindrical wall 323 of the adapter 320 from obliquely above, and the positioning protrusion 351a is inserted into the notch groove 140c.
  • the position of the one end 140b of the substrate 140a is regulated.
  • a support protrusion 353 is supported by being supported on one side in the width direction of the other end in the longitudinal direction of the substrate 140a, and is not shown in the other side in the width direction at the other end in the longitudinal direction of the substrate 140a.
  • the engaging protrusion is engaged, and the reed switch 117 ⁇ / b> A can be accommodated and held in the accommodating portion 340 while being positioned.
  • the pair of terminals 118 and 118 are inserted from the terminal insertion portions 357 b and 357 b on the side wall 343 of the housing portion 340.
  • one end portion of the second magnet 141 is inserted into the magnet support frame 381 of the magnet mounting portion 380 of the cover portion 370 obliquely from above and disposed on the inner surface side of the retaining portion 381b, and then the second magnet 141. Are pushed toward the inner surface side of the ceiling wall 371. Then, the second magnet 141 is supported by the support portion 381a, and one end portion is prevented from being detached from the inner surface side of the retaining portion 381b, and the other end portion is locked to the magnet presser claw 383a. In addition, the second magnet 141 can be attached in a retaining state.
  • the cover part 370 is rotated via the hinge part 400 so that the ceiling wall 371 of the cover part 370 comes close to the bottom wall 341 of the storage part 340, so that the storage opening 345 of the storage part 340 is opened. Close. Then, the end wall 374 of the cover part 370 enters the axial opening 347 of the housing part 340, the tip part 374 a is inserted into the notch 341 a, the axial opening 347 is closed, and the housing part 340 is closed.
  • the protruding portion 394 of the cover portion 370 enters the notched portion 357 and is closed, and a pair of support pieces 396 and 396 are inserted between the pair of terminals 118 and 118 so that the pair of terminals 118 and 118 are connected. Retains retention.
  • the fourth engagement claw 355 of the storage portion 340 engages with the engagement piece 376 of the cover portion 370, and the pair of fifth engagement claws 368 and 368 of the storage portion 340 are The pair of engaging pieces 392 and 392 of the cover part 370 are engaged, and as shown in FIG. 17, the sixth engaging claw 378 of the cover part 370 engages with the engaging hole 321 a of the adapter 320.
  • the housing opening 345 of the housing portion 340 is held in a closed state by the cover portion 370, and the plurality of engagement claws 355, 368, 378, the engagement pieces 376, 392, or the engagement holes 321a
  • the closed state can be maintained.
  • the second magnet 141 mounted on the magnet mounting portion 380 is opposed to the reed switch main body 140 of the reed switch 117 ⁇ / b> A with a predetermined length away from each other. It has come to be.
  • the cylindrical rib 126 on the end surface 105 side of the cylinder 101 is inserted into the cylindrical wall 323 of the adapter 320 of the switch housing 310 that houses and holds the reed switch 117A.
  • the third engaging claw 127A of the cylindrical rib 126 is inserted while pressing the plurality of engaging portions 326 to bend and deform the cylindrical wall 323 outward, and the third engaging claw 127A is inserted.
  • the top of the plurality of engaging portions 326 is overcome, the cylindrical wall 323 is elastically restored, and the annular engaging third engaging claws 127A are engaged with the back side edges of the plurality of engaging portions 326 (see FIG. 16).
  • the adapter 320 can be rotatably mounted on the end surface 105 of the piston 102 on the pushing side.
  • the switch housing 310 includes an adapter 320 mounted on the end surface 105 of the cylinder 101, and a main body 330 that is connected to the adapter 320 and accommodates the magnetic switch. Includes a housing portion 340 having a housing opening 345 for housing the magnetic switch, and a cover portion 370 that is connected to the housing portion 340 via a hinge portion 400 so that the housing opening 345 can be opened and closed. Therefore, as described above, after opening the cover portion 370 from the accommodation opening 345 of the accommodation portion 340, the magnetic switch (here, the reed switch 117A) can be accommodated in the accommodation portion 340 through the accommodation opening 345.
  • FIG. As compared with the first embodiment shown in FIGS.
  • the lid-shaped adapter 116 is attached to the opening of the housing main body 115. Since the magnetic switch can be accommodated by opening the accommodating opening 345 of the accommodating portion 340, the magnetic switch can be easily mounted on the switch housing 310.
  • the main body 330 is provided with a socket 360 having a connector insertion hole 361, and the connector insertion hole 361 is formed to open in the radial direction of the cylinder 101. That is, since the connector insertion hole 361 of the socket 360 provided in the main body 330 is open in the radial direction of the cylinder 101, even when the damper device 300 is attached to a member such as a glove box in the vehicle, A connector (not shown) can be easily inserted into the connector insertion hole 361 to facilitate connection.
  • the switch housing 103 is mounted on the end surface 105 of the cylinder 101 on the piston pushing side along the axial direction, and the connector insertion hole 121 of the socket 120 is connected to the axial direction of the cylinder 101.
  • the space for connecting the connector is small, it is difficult to connect the connector to the connector insertion hole of the socket.
  • the adapter 320 is rotatably attached to the cylinder 101. Therefore, the opening of the connector insertion hole 361 of the socket 360 can be set in a desired direction, and a connector (not shown) can be more easily connected.
  • the adapter 320 and the main body 330 are integrally formed, the number of parts of the switch housing 310 can be reduced, its manufacturing cost can be reduced, and parts can be easily managed. It becomes.
  • the magnetic switch includes a reed switch 117A
  • the switch housing 310 includes a second magnet 141 that closes the reed switch 117A when the first magnet 138 is located away from the reed switch 117A.
  • the reed switch 117A is accommodated in the accommodating portion 340, and the second magnet 141 is attached to the cover portion 370.
  • the cover portion 370 is opened from the accommodating opening 345 of the accommodating portion 340.
  • the reed switch 117 ⁇ / b> A can be disposed in the housing portion 340, and the second magnet 141 can be mounted on the cover portion 370. be able to.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
PCT/JP2019/010915 2018-04-13 2019-03-15 ダンパ装置 WO2019198423A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2016211.1A GB2586755B (en) 2018-04-13 2019-03-15 Damper apparatus
CN201980025210.7A CN111971484A (zh) 2018-04-13 2019-03-15 阻尼器装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-077289 2018-04-13
JP2018077289 2018-04-13

Publications (1)

Publication Number Publication Date
WO2019198423A1 true WO2019198423A1 (ja) 2019-10-17

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ID=68163596

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Application Number Title Priority Date Filing Date
PCT/JP2019/010915 WO2019198423A1 (ja) 2018-04-13 2019-03-15 ダンパ装置

Country Status (3)

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CN (1) CN111971484A (zh)
GB (1) GB2586755B (zh)
WO (1) WO2019198423A1 (zh)

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WO2023074537A1 (ja) * 2021-10-26 2023-05-04 株式会社パイオラックス 端子付きダンパー装置
WO2023074538A1 (ja) * 2021-10-26 2023-05-04 株式会社パイオラックス 端子付きダンパー装置

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JPS471077U (zh) * 1971-01-16 1972-08-10
JPS616227U (ja) * 1984-06-18 1986-01-14 株式会社東芝 緩衝器
JP2000000012U (ja) * 1989-08-17 2000-01-28 シュタビルス ゲゼルシャフト ミット ベシュレンクテル ハフツング ガスばね
JPH07229704A (ja) * 1994-02-22 1995-08-29 Sumitomo Electric Ind Ltd 移動量検出器
JPH09303460A (ja) * 1996-05-16 1997-11-25 Advantest Corp ガススプリング
US6298959B1 (en) * 1999-06-19 2001-10-09 Hoerauf & Kohler Verwaltungs Kg Motion-damping arrangement, in particular for motor vehicles
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WO2023074537A1 (ja) * 2021-10-26 2023-05-04 株式会社パイオラックス 端子付きダンパー装置
WO2023074538A1 (ja) * 2021-10-26 2023-05-04 株式会社パイオラックス 端子付きダンパー装置

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GB2586755B (en) 2022-09-21
CN111971484A (zh) 2020-11-20
GB202016211D0 (en) 2020-11-25
GB2586755A (en) 2021-03-03

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