CN114810910B - Automatic reset hydraulic damper - Google Patents
Automatic reset hydraulic damper Download PDFInfo
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- CN114810910B CN114810910B CN202210446391.4A CN202210446391A CN114810910B CN 114810910 B CN114810910 B CN 114810910B CN 202210446391 A CN202210446391 A CN 202210446391A CN 114810910 B CN114810910 B CN 114810910B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 275
- 239000007788 liquid Substances 0.000 claims description 22
- 230000001960 triggered effect Effects 0.000 claims description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 238000004880 explosion Methods 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009711 regulatory function Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/005—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
- F16F13/007—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper the damper being a fluid damper
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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
- F16F9/3207—Constructional features
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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
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
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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
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
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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
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
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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
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
- F16F9/437—Drainage arrangements
-
- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses an automatic reset hydraulic damper, and relates to the technical field of dampers. The device comprises a trigger component, a transmission component, a reset component and an adjusting component, wherein the flow speed of a flow valve can be set in advance according to actual conditions before the device is used, when the pressure is lower, the buffer is carried out through a temporary storage tank and a conveying pipe, and when the pressure is higher, the buffer is carried out through a starting loop; the opening of a circulation loop of the damper is controlled through the trigger assembly; the invention can reset and buffer after the piston moves through the resetting component.
Description
Technical Field
The invention relates to the technical field of dampers, in particular to an automatic reset hydraulic damper.
Background
The hydraulic damper is a hydraulic feed speed control device which can freely adjust the feed speed of a cylinder within a desired range from low speed to high speed, the control mode comprises a spring return type and an air return type, the control mode can be selected according to the application, the damper is a device for providing motion resistance and consuming motion energy, the energy absorption and the shock absorption by damping are not a new technology, various dampers are applied to the industries of aerospace, aviation, war industry, firearms, automobiles and the like for shock absorption and energy dissipation, and after the seventies of the twenty-first century, people start to gradually transfer the technologies to structural engineering of buildings, bridges, railways and the like, and the development is very rapid.
The patent publication No. CN214171202U discloses a hydraulic damper with a resetting function, which solves the problems that the existing hydraulic damper proposed in the above background art is too complex in equipment structure, and cannot be reset and buffered after a hydraulic rod stretches and retracts when in use, so that the stability of the device in use is affected, and the device is not good in sealing performance, oil leakage occurs, and the piston is not firmly contacted. The above invention cannot cope with the problem of the frying cylinder caused by excessive pressure and cannot adjust the buffering and resetting speed.
Disclosure of Invention
In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides an automatic hydraulic damper resets, including the connecting rod, connect the main shaft, upper cover plate and pneumatic cylinder, the connecting rod with be connected main shaft fixed connection, connect main shaft sliding connection on the upper cover plate, upper cover plate fixed mounting is on the pneumatic cylinder, sliding connection has last backup pad on connecting the main shaft, go up fixedly connected with trigger component and reset component in the backup pad, sliding connection has adjusting part on the upper cover plate, fixedly connected with drive assembly on the pneumatic cylinder, go back the temporary liquid storage pot of fixedly connected with on the pneumatic cylinder, backup pad and bottom suspension fagging, when receiving less pressure, the connecting rod slowly promotes to connect the main shaft decline, can not trigger the regulatory function of trigger component, when receiving great pressure, the connecting rod promotes fast and connects the main shaft, trigger the regulatory function of trigger component, through trigger component, drive component and adjusting part accomplish the regulation to the circulation valve port jointly, increase the circulation speed of hydraulic oil, avoid exploding the jar.
Preferably, the trigger subassembly including trigger the support, trigger support fixed mounting is in last backup pad, go up the backup pad and rotate and install the trigger shaft, the first end of trigger shaft is equipped with the gear, fixed mounting has the trigger rack on the connection main shaft, the gear on the trigger shaft meshes with the trigger rack mutually, the second end of trigger shaft is equipped with the gyro wheel, it is connected with the trigger belt to rotate on the gyro wheel of trigger shaft, it is connected with the centrifugal wheel to rotate on the trigger belt, it is connected with the joint wheel still to rotate on the last backup pad, the joint wheel rotates and connects on the transmission steering gear, it is connected with the trigger carousel to rotate on the transmission steering gear, fixed mounting has the upper slide bar of triggering on the trigger carousel, the first end of slide bar sliding connection under the trigger, the second end fixed mounting of slide bar under the trigger is at the first end of trigger lower shaft. The lower triggering shaft is rotatably connected to the lower triggering support, and the lower triggering support is fixedly connected to the hydraulic cylinder.
Preferably, the subassembly that resets including the first spring that resets, the telescopic link spring that resets and the telescopic link in resetting, the first end fixed connection that resets of first spring is in last backup pad, the second end fixed connection that resets of first spring is in the backup pad that resets, fixed mounting has the telescopic link in the outer telescopic link that resets and the telescopic link in resetting in the backup pad that resets, the first end of the telescopic link spring that resets of still fixedly connected with in the backup pad that resets, the second end fixed connection of telescopic link spring that resets is on the outer telescopic lower beam that resets, the outer telescopic lower beam fixed mounting that resets is in the backup pad.
Preferably, the transmission assembly include driving belt, driving belt sliding connection is on the epaxial wheel of trigger lower, driving belt still sliding connection is on the wheel that is close to trigger lower axle one end on triggering the carousel, the transmission sliding shaft rotates and installs on three groups of supports, support fixed mounting is on the pneumatic cylinder, the last still sliding connection of transmission sliding shaft has first transmission shaft, sliding connection has the first gear of transmission on the first transmission shaft, friction connection between first gear of transmission and the first transmission shaft, still rotate on the first transmission shaft and be connected with the transmission connecting rod, sliding connection has the transmission to adjust the pole on the transmission connecting rod.
Preferably, the transmission assembly further comprises a transmission second gear, the transmission second gear is fixedly connected to the lower triggering shaft, the transmission second gear is rotatably connected to a transmission third gear, the transmission third gear is fixedly installed on a second transmission shaft, the second transmission shaft is rotatably installed on the supporting plate, the second transmission shaft is further slidably connected to a second transmission lower shaft, one end of the second transmission lower shaft, which is close to the lower supporting plate, is fixedly connected to a transmission fourth gear, and one end of the second transmission lower shaft, which is far away from the lower supporting plate, is fixedly provided with a transmission stop block and a transmission second adjusting rod.
Preferably, the transmission assembly further comprises a transmission lower gear ring and a transmission upper gear ring, the transmission upper gear ring is slidably mounted on the supporting plate, the transmission lower gear ring is slidably mounted on the lower supporting plate, the lower supporting plate is fixedly connected with the supporting plate through a transmission connecting shaft, the transmission lower gear ring is rotatably connected with a transmission sixth gear, the transmission sixth gear is rotatably mounted on the lower supporting plate, a transmission third bevel gear is fixedly mounted at one end, close to the temporary liquid storage tank, of the transmission sixth gear, the transmission third bevel gear is meshed with a transmission lower valve (411), the transmission upper gear ring is rotatably connected with a transmission fifth gear, a transmission lower conveying pipe is fixedly mounted on the temporary liquid storage tank, the transmission lower conveying pipe is rotatably connected with a transmission lower valve, the transmission fifth gear is fixedly mounted at a first end of the third transmission shaft, a transmission first bevel gear is fixedly mounted at a second end of the third transmission shaft, an transmission upper conveying pipe is fixedly mounted on the upper cover plate, the transmission upper conveying pipe is rotatably connected with a transmission upper valve, and the transmission first bevel gear is meshed with the transmission upper valve.
Preferably, the adjusting component comprises an adjusting first toothed ring, the adjusting first toothed ring is slidably connected to a groove in the upper cover plate, the adjusting first toothed ring is fixedly connected with an adjusting first adjusting ring, the adjusting first adjusting ring is provided with a hole, the adjusting first adjusting ring is slidably connected with an adjusting first bolt, the adjusting first bolt is slidably installed on a first bolt support, a spring is fixedly connected between one end of the adjusting first bolt, which is far away from the upper cover plate, of the first bolt support, the upper cover plate is fixedly provided with an arc-shaped hole and an adjusting support, the adjusting support is slidably connected with an adjusting fourth limiting ring, the adjusting fourth limiting ring is provided with a third bolt shaft and a third sliding shaft, the arc-shaped hole is slidably connected with an adjusting second annular moving groove, the adjusting second adjusting ring is provided with an adjusting second annular moving groove and an adjusting second annular bolt hole, the third bolt shaft is slidably connected to the adjusting second annular bolt hole, the adjusting second adjusting ring is slidably connected to the adjusting second adjusting ring, the adjusting third toothed ring is slidably connected to the adjusting second adjusting ring, the adjusting second toothed ring is slidably connected with an adjusting second sliding shaft.
Preferably, the adjusting part still including adjusting first axis of rotation, adjust first axis of rotation and rotate and connect on the upper cover plate, adjust fixedly connected with on the first axis of rotation and adjust the second gear and adjust first sliding shaft, adjust first sliding shaft sliding connection on adjusting first sliding barrel, it has the third gear of regulation and adjusts the rotating cam to adjust fixed mounting on the first sliding barrel, adjust first sliding barrel and rotate and install on piston and regulation little shell, fixedly connected with slider support on the piston, sliding connection has the slider on the slider support, the first end of fixedly connected with slider spring on the slider, the second end fixed connection of slider spring is on the gear stopper, sliding connection has the regulation slip dog on the regulation little shell, dog on the fixedly connected with regulation on the upper cover plate.
The invention provides an automatic reset hydraulic damper, which has the following beneficial effects: (1) According to the invention, the adjusting assembly is arranged, so that the circulation speed can be adjusted when the pressure is too high, and the cylinder is prevented from being fried; (2) The opening of a circulation loop of the damper is controlled through the trigger assembly; (3) The invention can reset and buffer after the piston moves through the resetting component.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the reset component and the trigger component of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a partially enlarged view of B in fig. 1.
FIG. 5 is a schematic diagram of the front end transmission structure of the transmission assembly of the present invention.
FIG. 6 is a rear end drive schematic of the drive assembly of the present invention.
FIG. 7 is a schematic view of the structure of the lower support plate according to the present invention.
Fig. 8 is a schematic diagram of a related structure of the transmission second adjusting rod of the invention.
FIG. 9 is a schematic view of the related structure of the transmission down-feed pipe of the present invention.
Fig. 10 is a schematic diagram of a related structure for adjusting the first toothed ring according to the present invention.
Fig. 11 is a schematic view of the structure related to the adjusting rotating cam of the invention.
Fig. 12 is a schematic diagram of a structure related to adjusting the third ring gear according to the present invention.
Fig. 13 is a schematic diagram of the piston related structure of the present invention.
FIG. 14 is a schematic view of a circular hole stopper according to the present invention.
In the figure: 1-a trigger component; 2-a reset component; 3-a regulating component; 4-a transmission assembly; 101-trigger belt; 102-a trigger shaft; 103-trigger rack; 104-centrifugal wheel; 105-an engagement wheel; 106-a drive diverter; 107-triggering the upper turntable; 108-a trigger bracket; 109-triggering the upper sliding rod; 110-triggering the lower sliding bar; 111-triggering the lower shaft; 112-triggering the lower bracket; 201-resetting the first spring; 202-a reset support plate; 203-restoring the outer telescopic rod; 204-restoring the telescopic rod spring; 205-repositioning the inner telescopic rod; 206-resetting the inner telescopic lower rod; 207-reset outer telescopic lower rod; 301-adjusting the first gear; 302-adjusting the first ring gear; 303-adjusting the first adjusting ring; 304-adjusting the first bolt; 305-a first latch bracket; 306-adjusting the small shell; 307-a piston; 308-adjusting the second gear; 309-adjusting the second adjusting ring; 310-adjusting the second ring moving groove; 311-adjusting the second annular pin hole; 312-adjusting the third ring gear; 313-adjusting the fourth stop collar; 314-an adjustment bracket; 315-adjustment of the stop; 316-third latch shaft; 317-a third sliding shaft; 318-second sliding shaft; 319-adjusting the first axis of rotation; 320-adjusting the first sliding shaft; 321-adjusting the first sliding cylinder; 322-adjusting the third gear; 323-adjusting the rotating cam; 324-a slider bracket; 325-a slide block; 326-slider spring; 327-adjusting the fourth gear; 328-a gear stop block; 329-adjusting the sliding block; 330-adjusting an upper stop block; 331-arcuate aperture stop; 332-arcuate hole stop spring; 333-baffle spring plate; 334-baffles; 401 — drive the first gear; 402-a first drive shaft; 403-driving the first spring; 404-driving the first carrier; 405-a transmission adjusting rod; 406-a drive link; 407-drive slide shaft; 408-a drive belt; 409-driving a second gear; 410-driving the second adjusting rod; 411-drive lower valve; 412-a second drive shaft; 413-a second drive lower shaft; 414-drive third gear; 415-driving the fourth gear; 416-a drive dog; 417 — a drive connection shaft; 418-driving the lower gear ring; 419-driving the upper ring gear; 420-drive fifth gear; 421-a third drive shaft; 422-driving the first bevel gear; 423-drive up valve; 424-drive up-feed pipe; 425-driving the lower conveying pipe; 426-driving a sixth gear; 427-driving the third bevel gear; 601-a connecting rod; 602-connecting the main shaft; 603-a temporary liquid storage tank; 604-upper cover plate; 605-hydraulic cylinder; 606-a support plate; 607-a delivery pipe; 608-upper support plate; 609-upper support frame; 610-mounting a threaded column; 611-arc-shaped holes; 612-circular hole; 613-reset connecting frame; 614-lower support plate; 615-circular hole stopper.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Referring to fig. 1 to 14, the present invention provides a technical solution: an automatic reset hydraulic damper comprises a connecting rod 601, a connecting main shaft 602, an upper cover plate 604 and a hydraulic cylinder 605, wherein the connecting rod 601 is fixedly connected with the connecting main shaft 602, the connecting main shaft 602 is slidably connected onto the upper cover plate 604, the upper cover plate 604 is fixedly installed on the hydraulic cylinder 605, an upper supporting plate 608 is slidably connected onto the connecting main shaft 602, a trigger assembly 1 and a reset assembly 2 are fixedly connected onto the upper supporting plate 608, an adjusting assembly 3 is slidably connected onto the upper cover plate 604, a transmission assembly 4 is fixedly connected onto the hydraulic cylinder 605, a temporary liquid storage tank 603 is further fixedly connected onto the hydraulic cylinder 605, the supporting plate 606 and a lower supporting plate 614 are fixedly connected onto the upper supporting plate 608, when the connecting rod 601 receives small pressure, the connecting rod 601 slowly pushes the connecting main shaft 602 to descend, the adjusting function of the trigger assembly 1 cannot be triggered, when the connecting rod 601 receives large pressure, the connecting main shaft 602 is rapidly pushed to trigger the adjusting function of the trigger assembly 1, the transmission assembly 4 and the adjusting assembly 3 jointly complete adjustment of a flow valve port, the flow speed of hydraulic oil is increased, and cylinder explosion is avoided. The lower support plate 614 is fixedly provided with a mounting threaded column 610, and the device is mounted at a required place through the mounting threaded column 610. The fluid in the hydraulic cylinder 605 during an emergency is transferred to the temporary reservoir 603 via two transfer down pipes 425 and then to the hydraulic cylinder 605 via transfer pipe 607 and transfer up pipe 424.
As shown in fig. 3, the triggering assembly 1 includes a triggering bracket 108, the triggering bracket 108 is fixedly mounted on an upper supporting plate 608, a triggering shaft 102 is rotatably mounted on the upper supporting plate 608, a first end of the triggering shaft 102 is provided with a gear, a triggering rack (103) is fixedly mounted on a connecting main shaft (602), the gear on the triggering shaft 102 is engaged with the triggering rack 103, a second end of the triggering shaft 102 is provided with a roller, a triggering belt 101 is rotatably connected to the roller of the triggering shaft 102, a centrifugal wheel 104 is rotatably connected to the triggering belt 101, an engaging wheel 105 is further rotatably connected to the upper supporting plate 608, the engaging wheel 105 is rotatably connected to a transmission steering gear 106, a triggering upper rotating disc 107 is rotatably connected to the transmission steering gear 106, a triggering upper sliding bar 109 is fixedly mounted on the triggering upper rotating disc 107, the triggering upper sliding bar 109 is slidably connected to a first end of a triggering lower sliding bar 110, and a second end of the triggering lower sliding bar 110 is fixedly mounted on a first end of the triggering lower shaft 111. The lower trigger shaft 111 is rotatably connected to the lower trigger bracket 112, and the lower trigger bracket 112 is fixedly connected to the hydraulic cylinder 605.
When the device is used, when the device suddenly bears a large pressure, the trigger rack 103 on the connecting main shaft 602 moves downwards rapidly to drive the trigger shaft 102 to rotate, the trigger shaft 102 drives the centrifugal wheel 104 through the trigger belt 101, a telescopic rod with a spring is arranged in the centrifugal wheel 104, when the centrifugal wheel 104 does not rotate, the telescopic rod in the centrifugal wheel 104 is in a contraction state under the action of the spring, when the centrifugal wheel 104 rotates, the telescopic rod overcomes the tension of the spring and is thrown out under the action of the centrifugal force, the telescopic rod is meshed with the joint wheel 105, the centrifugal wheel 104 drives the joint wheel 105 to rotate, the joint wheel 105 is connected to the transmission steering gear 106, the transmission direction is changed through the transmission steering gear 106, the transmission steering gear 106 drives the trigger upper turntable 107 to rotate, the trigger upper slide rod 109 on the trigger upper turntable 107 rotates to trigger the lower slide rod 110, and simultaneously, after the connecting rod 601 moves downwards for a certain distance, the transmission steering gear 106 is in contact with the upper support frame 609 fixedly connected to the upper support plate 608, the upper slide rod 601 moves downwards, and thereby driving the trigger upper slide rod 109 to slide into the trigger lower slide rod 110.
As shown in fig. 2, the resetting assembly 2 includes a resetting first spring 201, a resetting telescopic rod spring 204 and a resetting inner telescopic rod 205, a first end of the resetting first spring 201 is fixedly connected to an upper support plate 608, a second end of the resetting first spring 201 is fixedly connected to a resetting support plate 202, the resetting support plate 202 is fixedly provided with a resetting outer telescopic rod 203 and a resetting inner telescopic rod 205, the resetting support plate 202 is further fixedly connected with a first end of the resetting telescopic rod spring 204, a second end of the resetting telescopic rod spring 204 is fixedly connected to a resetting outer telescopic lower rod 207, and the resetting outer telescopic lower rod 207 is fixedly installed on a support plate 606.
Fixedly connected with link 613 that resets on the connecting rod 601, link 613 that resets is fixed connection on the backup pad 202 that resets, and connecting rod 601 moves down, and connecting rod 601 promotes backup pad 202 that resets through link 613 that resets and moves down, and the backup pad 202 that resets promotes the outer telescopic rod 203 that resets and the telescopic rod 205 that resets and gets into the outer telescopic lower rod 207 that resets and the interior telescopic lower rod 206 that resets, and the telescopic lower rod 206 fixed mounting that resets is in interim liquid storage pot 603. When the pressure is gradually reduced to be zero, the reset outer telescopic rod 203 and the reset inner telescopic rod 205 are pushed to move upwards under the action of the reset telescopic rod spring 204, and the connecting rod 601 is pushed to return to the original position.
As shown in fig. 5 to 9, the transmission assembly 4 includes a transmission belt 408, the transmission belt 408 is slidably connected to a wheel on the trigger lower shaft 111, the transmission belt 408 is further slidably connected to a wheel on the trigger upper turntable 107 near one end of the trigger lower shaft 111, the transmission sliding shaft 407 is rotatably mounted on three sets of brackets, the brackets are fixedly mounted on the hydraulic cylinder 605, the transmission sliding shaft 407 is further slidably connected to a first transmission shaft 402, a transmission first gear 401 is slidably connected to the first transmission shaft 402, the transmission first gear 401 is frictionally connected to the first transmission shaft 402, the transmission first gear 401 is driven to rotate by friction generated by the first transmission shaft 402 and the transmission first gear 401 when the transmission first gear 402 rotates, and when the transmission first gear 401 is not restricted from rotating, friction between the transmission first gear 401 and the first transmission shaft 402 is not enough to overcome resistance, so that the first transmission shaft 402 idles. The first transmission shaft 402 is further rotatably connected with a transmission connecting rod 406, and the transmission connecting rod 406 is slidably connected with a transmission adjusting rod 405.
One end of the transmission adjusting rod 405, which is close to the transmission first gear 401, is slidably connected to the transmission first support 404, the transmission first support 404 is fixedly mounted on the hydraulic cylinder 605, the first end of the transmission first spring 403 is also fixedly connected to the transmission connecting rod 406, the second end of the transmission first spring 403 is fixedly connected to the transmission first support 404, a handle is arranged at one end of the transmission adjusting rod 405, which is close to the transmission sliding shaft 407, a convex block is arranged at one end of the transmission adjusting rod 405, which is far away from the transmission sliding shaft 407, and the diameter of the convex block is larger than that of a hole at the joint of the transmission adjusting rod 405 and the transmission first support 404.
The upper trigger slide bar 109 rotates to trigger the lower trigger slide bar 110, the lower trigger slide bar 110 rotates to trigger the lower shaft 111, the lower trigger shaft 111 drives the upper trigger turntable 107 to rotate through the trigger bracket 108, and the transmission slide shaft 407 drives the transmission first gear 401 to rotate. The transmission connecting rod 406 is provided with a groove at the position contacted with the first transmission shaft 402, the first transmission shaft 402 is provided with a convex block at the position contacted with the transmission connecting rod 406, when the transmission adjusting rod 405 is lifted, the transmission adjusting rod 405 can drive the first transmission shaft 402 and the transmission first gear 401 to move upwards, so that the transmission first gear 401 is not engaged with the third toothed ring 312 any more, at the moment, the manual adjustment before the device is used can be carried out, and the size of the preset flow gap of the arc-shaped hole 611 can be adjusted by rotating a handle for adjusting the third toothed ring 312.
The transmission assembly 4 further includes a transmission second gear 409, the transmission second gear 409 is fixedly connected to the trigger lower shaft 111, the transmission second gear 409 is rotatably connected to a transmission third gear 414, the transmission third gear 414 is fixedly installed on a second transmission shaft 412, the second transmission shaft 412 is rotatably installed on the support plate 606, the second transmission lower shaft 413 is further slidably connected to the second transmission shaft 412, a transmission fourth gear 415 is fixedly connected to one end, close to the lower support plate 614, of the second transmission lower shaft 413, and a transmission stop 416 and a transmission second adjusting rod 410 are fixedly installed at one end, far away from the lower support plate 614, of the second transmission lower shaft.
The lower shaft 111 is triggered to drive the second transmission gear 409 to rotate, the second transmission gear 409 drives the third transmission gear 414 and the fourth transmission gear 415 to rotate, in an initial state, the transmission stop 416 is in contact with the second transmission shaft 412, the second transmission shaft 412 and the fourth transmission gear 415 are meshed with the upper transmission gear ring 419 and the lower transmission gear ring 418, and when manual adjustment is needed before use, the third transmission gear 414 and the fourth transmission gear 415 can be controlled to be not meshed with the upper transmission gear ring 419 and the lower transmission gear ring 418 any more by lifting the second transmission adjusting rod 410.
The transmission assembly 4 further comprises a lower transmission gear ring 418 and an upper transmission gear ring 419, the upper transmission gear ring 419 is slidably mounted on the supporting plate 606, the lower transmission gear ring 418 is slidably mounted on the lower supporting plate 614, the lower supporting plate 614 is fixedly connected with the supporting plate 606 through a transmission connecting shaft 417, the lower transmission gear ring 418 is rotatably connected with a sixth transmission gear 426, the sixth transmission gear 426 is rotatably mounted on the lower supporting plate 614, a third transmission bevel gear 427 is fixedly mounted at one end of the sixth transmission gear 426, which is close to the temporary liquid storage tank 603, the third transmission bevel gear (427) is engaged with the lower transmission valve (411), the upper transmission gear ring 419 is rotatably connected with a fifth transmission gear 420, the lower transmission pipe 425 is fixedly mounted on the temporary liquid storage tank 603, the lower transmission pipe 425 is rotatably connected with the lower transmission valve 411, the fifth transmission gear 420 is fixedly mounted at a first end of the third transmission shaft 421, a first transmission bevel gear 422 is fixedly mounted at a second end of the third transmission shaft 421, the upper transmission pipe 424 is fixedly mounted on the upper transmission cover plate 604, the upper transmission pipe 423 is connected with the upper transmission pipe 423, and the first transmission bevel gear 422 is engaged with the transmission bevel gear 423.
The transmission lower toothed ring 418 drives the transmission sixth gear 426 to rotate, the transmission sixth gear 426 drives the transmission third bevel gear 427 to rotate, the transmission third bevel gear 427 drives the transmission lower valve 411 to rotate, the valve size of the transmission lower conveying pipe 425 is adjusted through the transmission lower valve 411, the circulation speed of the transmission lower conveying pipe 425 is controlled, the transmission upper toothed ring 419 drives the transmission fifth gear 420 to rotate, the transmission fifth gear 420 drives the transmission first bevel gear 422 to rotate through the third transmission shaft 421, the transmission first bevel gear 422 drives the transmission upper valve 423, and the circulation speed of the transmission upper conveying pipe 424 is controlled through the transmission upper valve 423.
As shown in fig. 10 to 12, the adjusting assembly 3 includes an adjusting first ring gear 302, the adjusting first ring gear 302 is slidably connected to a groove on an upper cover plate 604, the adjusting first ring gear 302 is fixedly connected to an adjusting first adjusting ring 303, the adjusting first adjusting ring 303 is provided with a hole, the adjusting first adjusting ring 303 is slidably connected to an adjusting first pin 304, the adjusting first pin 304 is slidably mounted on a first pin holder 305, a spring is fixedly connected between the adjusting first pin 304 and an end of the first pin holder 305 away from the upper cover plate 604, the upper cover plate 604 is fixedly provided with an arc hole 611 and an adjusting holder 314, the adjusting bracket 314 is connected with an adjusting fourth limiting ring 313 in a sliding manner, the adjusting fourth limiting ring 313 is provided with a third bolt shaft 316 and a third sliding shaft 317, the arc-shaped hole 611 is connected with an adjusting second ring moving groove 310 in a sliding manner, the adjusting second adjusting ring 309 is provided with an adjusting second ring moving groove 310 and an adjusting second ring bolt hole 311, the third bolt shaft 316 is connected with the adjusting second ring bolt hole 311 in a sliding manner, the adjusting second adjusting ring 309 is connected with an adjusting third toothed ring 312 in a sliding manner, the adjusting third toothed ring 312 is provided with a second sliding shaft 318, and the second sliding shaft 318 slides on the adjusting second ring moving groove 310.
When the circulation gap of the circular hole 612 needs to be adjusted, the first pin holder 305 is lifted, the shaft on the first pin holder 305 is separated from the hole on the first adjusting ring 303, the first adjusting ring 303 is adjusted in a rotating manner, the first adjusting ring 303 is adjusted to drive the first gear 301 to rotate, and the circulation speed is controlled by adjusting the gap in the circular hole 612 through adjusting the first gear 301.
The first gear 401 is driven to drive the third adjusting ring 312 to rotate anticlockwise, the shaft on the third adjusting ring 312 moves in the second adjusting ring moving groove 310, meanwhile, because the third adjusting ring 312 is provided with a groove at one end, the third sliding shaft 317 on the fourth limiting ring 313 slides to the upper surface of the third adjusting ring 312 from the groove, so that the third bolt shaft 316 on the fourth adjusting ring 313 leaves the second adjusting ring bolt hole 311 for adjusting the second adjusting ring 309, then the third adjusting ring 312 is adjusted to reach the end of the second adjusting ring moving groove 310, and the third adjusting ring 312 is adjusted to drive the second adjusting ring 309 to rotate anticlockwise. The second adjusting ring 309 is adjusted to drive the second adjusting gear 308 to rotate, the second adjusting gear 308 is adjusted to drive the third adjusting gear 322 and the rotating adjusting cam 323 to rotate by adjusting the first sliding cylinder 321, the baffle spring plate 333 is fixedly connected with the baffle 334 and the piston 307, and when the rotating adjusting cam 323 rotates, the baffle 334 is pushed to move back and forth, so that the size of a gap of circulation in the arc-shaped hole 611 is controlled, and the circulation speed is further controlled.
When the adjustment stop 315 on the adjustment second adjustment ring 309 hits the arcuate aperture 611 while the adjustment second adjustment ring 309 is rotationally adjusted, the adjustment second adjustment ring 309 stops rotating when the maximum adjustment position has been reached.
The adjusting assembly 3 further comprises an adjusting first rotating shaft 319, the adjusting first rotating shaft 319 is rotatably connected to the upper cover plate 604, the adjusting first rotating shaft 319 is fixedly connected with an adjusting second gear 308 and an adjusting first sliding shaft 320, the adjusting first sliding shaft 320 is slidably connected to the adjusting first sliding barrel 321, the adjusting first sliding barrel 321 is fixedly provided with an adjusting third gear 322 and an adjusting rotating cam 323, the adjusting first sliding barrel 321 is rotatably installed on the piston 307 and the adjusting small shell 306, the piston 307 is fixedly connected with a slider bracket 324, the slider bracket 324 is slidably connected with a slider 325, the slider 325 is fixedly connected with a first end of a slider spring 326, a second end of the slider spring 326 is fixedly connected to a gear limit block 328, the adjusting small shell 306 is slidably connected with an adjusting sliding block 329, and the upper cover plate 604 is fixedly connected with an adjusting upper block 330.
Before the first sliding shaft 320 and the first sliding cylinder 321 are adjusted to be separated, the baffle 334 can be controlled by adjusting the first rotating shaft 319, that is, the size of the flow gap of the arc-shaped hole 611 is adjusted. The adjustment first sliding shaft 320 is re-engaged with the adjustment first sliding cylinder 321 at the time of reset.
When the piston 307 moves downwards slowly, the adjusting first sliding cylinder 321 is separated from the adjusting first sliding cylinder 321, the adjusting sliding block 329 is not under the pressure of the adjusting upper block 330, and the adjusting sliding block 329 can move upwards for a certain distance, so that the teeth on the gear limiting blocks 328 on the two sides are meshed with the adjusting fourth gear 327, the adjusting fourth gear 327 is locked, and the size of the circulation gap of the arc-shaped hole 611 cannot be changed by the pressure. During resetting, the piston 307 moves upwards, the adjusting sliding block 329 touches the adjusting upper block 330, the adjusting upper block 330 extrudes the adjusting sliding block 329, the adjusting sliding block 329 extrudes the gear limiting blocks 328 at two sides, and the gear limiting blocks 328 are separated from the adjusting fourth gear 327.
A baffle 334 and a circular hole stop dog 615 are slidably connected in the piston 307, a baffle spring plate 333 is fixedly connected to the baffle 334, an arc hole stop dog 331 is slidably connected to the piston 307, a first end of an arc hole stop dog spring 332 is fixedly connected to the arc hole stop dog 331, a second end of the arc hole stop dog spring 332 is fixedly connected to the piston 307, and a spring is arranged on the circular hole stop dog 615. The piston 307 is provided with an arc-shaped hole 611 and a circular hole stopper 615.
When manual adjustment is performed before use, the connection between the transmission fourth gear 415 and the transmission third gear 414 and the transmission lower toothed ring 418 and the transmission upper toothed ring 419 is disconnected by lifting the transmission second adjustment rod 410, and then the handle of the transmission lower toothed ring 418 is rotated to drive the transmission lower valve 411 on the transmission lower delivery pipe 425 to rotate, thereby adjusting the flow rate of the transmission lower delivery pipe 425.
When the flow velocity of the transmission downpipe 425 is small and normal pressure is applied, the piston 307 presses liquid downward, the liquid enters the temporary liquid storage tank 603 from the transmission downpipe 425, the liquid pressure in the hydraulic cylinder 605 is increased due to the slow inflow velocity, the arc-shaped hole stop 331 is jacked up under the action of the pressure, and the liquid enters the upper space of the hydraulic cylinder 605 from the arc-shaped hole 611, and the pressure in the lower space is released.
When excessive pressure is applied, the adjustment is triggered, the valve of the transmission upper delivery pipe 424 is opened, the liquid can enter the upper space of the hydraulic cylinder 605 from the temporary liquid storage tank 603, and when the upper space is full of liquid, the circular hole stopper 615 is pressed by pressure, so that the liquid flows back to the lower space.
When the device is not under pressure, the flow gap size of the circular holes 612 may be set in advance according to actual conditions. When normal or low pressure is present, the trigger assembly 1 is not triggered, and the pressure is buffered by actuating the down-feed tube 425 and the circular bore 612. When more pressure suddenly appears, the trigger assembly 1 is triggered automatically, the adjustment of the flow clearance of the arc-shaped hole 611 is controlled through the transmission assembly 4 and the adjusting assembly 3, meanwhile, the valve of the transmission upper conveying pipe 424 is opened through the transmission upper valve 423, the valve of the transmission lower conveying pipe 425 is completely opened through the transmission third bevel gear 427, the flow speed of the transmission lower conveying pipe 425 is enabled to be fast, liquid of the temporary liquid storage tank 603 can flow into the upper space of the hydraulic cylinder 605 through the transmission upper conveying pipe 424, a loop is formed through the arc-shaped hole 611 and the circular hole 612, and cylinder explosion is avoided.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an automatic hydraulic damper resets, includes connecting rod (601), connects main shaft (602), upper cover plate (604) and pneumatic cylinder (605), its characterized in that: the connecting rod (601) is fixedly connected with a connecting main shaft (602), the connecting main shaft (602) is connected onto an upper cover plate (604) in a sliding manner, the upper cover plate (604) is fixedly installed on a hydraulic cylinder (605), an upper supporting plate (608) is connected onto the connecting main shaft (602) in a sliding manner, a trigger assembly (1) and a reset assembly (2) are fixedly connected onto the upper supporting plate (608), an adjusting assembly (3) is connected onto the upper cover plate (604) in a sliding manner, a transmission assembly (4) is fixedly connected onto the hydraulic cylinder (605), a temporary liquid storage tank (603) is further fixedly connected onto the hydraulic cylinder (605), a supporting plate (606) and a lower supporting plate (614) are further fixedly connected onto the hydraulic cylinder (605), when small pressure is applied, the connecting rod (601) slowly pushes the connecting main shaft (602) to descend, the adjusting function of the trigger assembly (1) cannot be triggered, when large pressure is applied, the connecting rod (601) quickly pushes the connecting main shaft (602), the adjusting function of the trigger assembly (1) is triggered, the adjusting valve port adjustment of the hydraulic oil is jointly completed through the trigger assembly (1), the transmission assembly (4) and the adjusting assembly (3), the flow speed of the hydraulic oil is increased, and cylinder explosion is avoided;
the trigger assembly (1) comprises a trigger support (108), the trigger support (108) is fixedly mounted on an upper support plate (608), a trigger shaft (102) is rotatably mounted on the upper support plate (608), a first end of the trigger shaft (102) is provided with a gear, a trigger rack (103) is fixedly mounted on a connecting main shaft (602), the gear on the trigger shaft (102) is meshed with the trigger rack (103), a second end of the trigger shaft (102) is provided with a roller, a trigger belt (101) is rotatably connected to the roller of the trigger shaft (102), a centrifugal wheel (104) is rotatably connected to the trigger belt (101), a joint wheel (105) is rotatably connected to the upper support plate (608), the joint wheel (105) is rotatably connected to a transmission steering gear (106), a trigger upper rotating disc (107) is rotatably connected to the transmission steering gear (106), a trigger upper sliding rod (109) is fixedly mounted on the trigger upper rotating disc (107), the trigger upper sliding rod (109) is slidably connected to a first end of a trigger lower sliding rod (110), a second end of the trigger lower sliding rod (110) is fixedly mounted at a first end of the trigger lower shaft (111), and a trigger hydraulic cylinder (112) is fixedly connected to the trigger lower support (605);
the transmission assembly (4) comprises a transmission belt (408), the transmission belt (408) is connected to a wheel on the lower trigger shaft (111) in a sliding manner, the transmission belt (408) is further connected to a wheel on the upper trigger turntable (107) close to one end of the lower trigger shaft (111) in a sliding manner, the transmission sliding shaft (407) is rotatably mounted on three groups of supports, the supports are fixedly mounted on a hydraulic cylinder (605), the transmission sliding shaft (407) is further connected with a first transmission shaft (402) in a sliding manner, the first transmission shaft (402) is further connected with a first transmission gear (401) in a sliding manner, the first transmission gear (401) is in friction connection with the first transmission shaft (402), the first transmission shaft (402) is further rotatably connected with a transmission connecting rod (406), and the transmission connecting rod (406) is slidably connected with a transmission adjusting rod (405);
the adjusting assembly (3) comprises an adjusting first toothed ring (302), the adjusting first toothed ring (302) is connected to a groove on an upper cover plate (604) in a sliding manner, the adjusting first toothed ring (302) is fixedly connected with an adjusting first adjusting ring (303), the adjusting first adjusting ring (303) is provided with a hole, the adjusting first adjusting ring (303) is connected with an adjusting first bolt (304) in a sliding manner, the adjusting first bolt (304) is installed on a first bolt support (305) in a sliding manner, a spring is fixedly connected between the adjusting first bolt (304) and one end, far away from the upper cover plate (604), of the first bolt support (305), an arc-shaped hole (611) and an adjusting support (314) are fixedly installed on the upper cover plate (604), an adjusting fourth limiting ring (313) is connected on the adjusting bracket (314) in a sliding manner, a third bolt shaft (316) and a third sliding shaft (317) are arranged on the adjusting fourth limiting ring (313), an adjusting second ring moving groove (310) is connected on the arc-shaped hole (611) in a sliding manner, an adjusting second ring moving groove (310) and an adjusting second ring bolt hole (311) are arranged on the adjusting second adjusting ring (309), the third bolt shaft (316) is connected on the adjusting second ring bolt hole (311) in a sliding manner, an adjusting third toothed ring (312) is connected on the adjusting second adjusting ring (309) in a sliding manner, a second sliding shaft (318) is arranged on the adjusting third toothed ring (312), a second sliding shaft (318) slides on the adjusting second ring moving groove (310);
the adjusting assembly (3) further comprises an adjusting first rotating shaft (319), the adjusting first rotating shaft (319) is rotatably connected to the upper cover plate (604), the adjusting first rotating shaft (319) is fixedly connected with an adjusting second gear (308) and an adjusting first sliding shaft (320), the adjusting first sliding shaft (320) is slidably connected to the adjusting first sliding barrel (321), the adjusting first sliding barrel (321) is fixedly provided with an adjusting third gear (322) and an adjusting rotating cam (323), the adjusting first sliding barrel (321) is rotatably arranged on the piston (307) and the adjusting small shell (306), the piston (307) is fixedly connected with a sliding block support (324), the sliding block support (324) is slidably connected with a sliding block (325), the sliding block (325) is fixedly connected to a first end of a sliding block spring (326), a second end of the sliding block spring (326) is fixedly connected to a gear limiting block (328), the adjusting small shell (306) is slidably connected with an adjusting sliding block (329), and the adjusting upper cover plate (604) is fixedly connected to the adjusting upper cover plate (330).
2. The automatic return hydraulic damper according to claim 1, characterized in that: reset assembly (2) including first spring (201) that resets, telescopic link spring (204) and telescopic link (205) in resetting, the first end fixed connection of first spring (201) that resets is on backup pad (608), the second end fixed connection of first spring (201) that resets is on backup pad (202) that resets, fixed mounting has outer telescopic link (203) and telescopic link (205) in resetting on backup pad (202) that resets, the first end of the telescopic link spring (204) that still fixedly connected with that resets on backup pad (202) that resets, the second end fixed connection of telescopic link spring (204) that resets is on outer flexible lower beam (207) that resets, outer flexible lower beam (207) fixed mounting that resets is on backup pad (606).
3. The automatic return hydraulic damper according to claim 1, characterized in that: the transmission assembly (4) further comprises a transmission second gear (409), the transmission second gear (409) is fixedly connected to the trigger lower shaft (111), the transmission second gear (409) is connected with a transmission third gear (414) in a rotating mode, the transmission third gear (414) is fixedly installed on a second transmission shaft (412), the second transmission shaft (412) is installed on the supporting plate (606) in a rotating mode, the second transmission lower shaft (413) is connected to the second transmission second gear in a sliding mode, one end, close to the lower supporting plate (614), of the second transmission lower shaft (413) is fixedly connected with a transmission fourth gear (415), one end, far away from the lower supporting plate (614), of the second transmission lower shaft (413) is fixedly provided with a transmission stop block (416) and a transmission second adjusting rod (410).
4. The automatic return hydraulic damper according to claim 1, characterized in that: the transmission assembly (4) further comprises a transmission lower toothed ring (418) and a transmission upper toothed ring (419), the transmission upper toothed ring (419) is slidably mounted on the supporting plate (606), the transmission lower toothed ring (418) is slidably mounted on the lower supporting plate (614), the lower supporting plate (614) is fixedly connected with the supporting plate (606) through a transmission connecting shaft (417), the transmission lower toothed ring (418) is rotatably connected with a transmission sixth gear (426), the transmission sixth gear (426) is rotatably mounted on the lower supporting plate (614), one end of the transmission sixth gear (426), which is close to the temporary liquid storage tank (603), is fixedly mounted with a transmission third bevel gear (427), the transmission third bevel gear (427) is meshed with the transmission lower valve (411), the transmission upper toothed ring (419) is rotatably connected with a transmission fifth gear (420), the temporary liquid storage tank (603) is fixedly mounted with a transmission lower conveying pipe (425), the transmission lower conveying pipe (425) is rotatably connected with a transmission lower valve (411), the transmission fifth gear (420) is fixedly mounted on a transmission third transmission shaft (421), two ends of the transmission upper transmission conveying pipe (604) are fixedly mounted on the transmission bevel gear (424), the transmission first bevel gear (422) is meshed with the transmission upper valve (423).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210446391.4A CN114810910B (en) | 2022-04-26 | 2022-04-26 | Automatic reset hydraulic damper |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210446391.4A CN114810910B (en) | 2022-04-26 | 2022-04-26 | Automatic reset hydraulic damper |
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| CN114810910A CN114810910A (en) | 2022-07-29 |
| CN114810910B true CN114810910B (en) | 2022-12-20 |
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| JPH11165521A (en) * | 1997-12-01 | 1999-06-22 | Showa Corp | Damper device for stabilizer |
| CN109058347A (en) * | 2018-02-05 | 2018-12-21 | 杭州富阳新远新能源有限公司 | A kind of automobile absorber of variable friction damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19510032C2 (en) * | 1995-03-20 | 1999-10-21 | Mannesmann Sachs Ag | Spring support within a vehicle chassis |
| JPH10141417A (en) * | 1996-11-05 | 1998-05-29 | Fuji Seiki Co Ltd | Shock absorber |
| CN101592208A (en) * | 2009-06-30 | 2009-12-02 | 江苏友恒机械有限公司 | Built-in hydraulic damper |
| CN207795950U (en) * | 2018-01-30 | 2018-08-31 | 南京纬力创新能源科技有限公司 | A kind of safety-type oleo-gear of good buffer effect for new-energy automobile |
| JP7049901B2 (en) * | 2018-04-27 | 2022-04-07 | 日立Astemo株式会社 | Shock absorber |
| CN209959784U (en) * | 2019-01-25 | 2020-01-17 | 江苏容大减震科技股份有限公司 | Compact-structure double-layer viscous damper with self-resetting function |
| CN111173879A (en) * | 2020-02-19 | 2020-05-19 | 浙江雷宸智能科技有限公司 | Resistance adjusting device and damper |
| CN214171202U (en) * | 2021-01-16 | 2021-09-10 | 深圳市宁博尔科技有限公司 | Hydraulic damper with reset function |
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2022
- 2022-04-26 CN CN202210446391.4A patent/CN114810910B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11165521A (en) * | 1997-12-01 | 1999-06-22 | Showa Corp | Damper device for stabilizer |
| CN109058347A (en) * | 2018-02-05 | 2018-12-21 | 杭州富阳新远新能源有限公司 | A kind of automobile absorber of variable friction damper |
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| CN114810910A (en) | 2022-07-29 |
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Denomination of invention: An automatic reset hydraulic damper Granted publication date: 20221220 Pledgee: Agricultural Bank of China Limited Yangzhou Hanjiang Branch Pledgor: JIANGSU YOUHENG MACHINERY CO.,LTD. Registration number: Y2024980026019 |
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