CN110005743A - A kind of gas-flow closure equipment of damper - Google Patents
A kind of gas-flow closure equipment of damper Download PDFInfo
- Publication number
- CN110005743A CN110005743A CN201910321894.7A CN201910321894A CN110005743A CN 110005743 A CN110005743 A CN 110005743A CN 201910321894 A CN201910321894 A CN 201910321894A CN 110005743 A CN110005743 A CN 110005743A
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- hole
- mandril
- fixture block
- clamping
- movable
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- 238000007789 sealing Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000036316 preload Effects 0.000 claims description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 28
- 239000007787 solid Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 54
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000006872 improvement Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- F16F9/32—Details
- F16F9/43—Filling or drainage arrangements, e.g. for supply of gas
-
- 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
- F16F9/432—Filling or drainage arrangements, e.g. for supply of gas via piston rod sealing or guiding means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention discloses a kind of gas-flow closure equipment of damper, clamping is carried out to damping draw-bar by clamping mechanism, the lower end of damping draw-bar is clamped and fixed in lower clamping through-hole, the top of damping draw-bar is clamped and fixed in upper clamping through-hole, apply downward pressure to inflating seat, inflating seat is moved down by guide holder along guide rod simultaneously, so that the upper surface of lower hole section and damping draw-bar forms inflating cells, air feed equipment is connected to the air inlet of inflating seat side, gas is entered in inflating cells by the air flue of air inlet bottom, realize the inflation to damping draw-bar, apply downward pressure to the upper end of the first mandril, first mandril is moved down along upper hole section, needle seal is inserted into the inflating port of damping draw-bar, realize the sealing to damping draw-bar, realization completes inflation in the case where being changed without workbench, seal two processes , gas leakage problem is avoided, work step is simplified.The present invention is for being inflated and sealing to damping draw-bar.
Description
Technical field
The present invention relates to the technical field of damper processing, in particular to the gas-flow closure equipment of a kind of damper.
Background technique
For a kind of hydraulic damper for having gas chamber, since this kind of hydraulic dampers are biggish in impact vibration for a long time
It works in environment, performance and service life are difficult to be guaranteed, and when gas chamber leaks air, this kind of hydraulic damper is difficult
It repairs and reuses in short time, need that often hydraulic damper is inflated and is sealed, the prior art is to damper
It is general using the sealing means being threadedly coupled when inflation, it inevitably will cause the waste and work of institute's inflatable body in process of production
Make inefficient situation, many and diverse of process can not only reduce production efficiency, also cause the waste of manpower and material resources, and use spiral shell
The sealing means of line connection are easy to wear in long-term working cycles, cause device that can not form confined space, that is, go out
Existing gas leak phenomenon；Installation cavity in traditional damper Aerated tool equipment is unfavorable for damper or damping draw-bar waits pneumatic element
Clamping and disassembly, gas leak phenomenon is easy to appear during inflation and sealing, to reduce inflation work quality and efficiency.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of gas-flow closure equipment of damper, realization is changed without work
Two inflation, sealing courses of work are completed in the case where platform, are simplified work step and are mentioned so that clamping and convenient disassembly are reliable
High volumetric efficiency.
The solution that the present invention solves its technical problem is:
A kind of gas-flow closure equipment of damper, including air-inflating mechanism, clamping mechanism；
The clamping mechanism includes clamping part and fixed part set up and down；The fixed part includes in being laterally arranged
Pedestal；
The clamping part includes the fixing clamp gripping member and movable retainer part in left and right settings；
The fixing clamp gripping member includes lower fixing clip, the upper fixing clip being arranged in above lower fixing clip, in vertical
The block that is fixedly connected between upper fixing clip and lower fixing clip is set, and fixed fixture block is by being fixedly connected with block under
Fixing clip is fixedly connected, and the lower wall surface of the lower fixing clip is fixedly connected to the upper surface of the base, the movable retainer part
Including lower movable fixture block, the upper movable fixture block being arranged in above lower movable fixture block, in be vertically provided at upper movable fixture block under can
Movable link block between dynamic fixture block, the upper movable fixture block is fixedly connected by movable link block with lower movable fixture block, in institute
It states and is equipped with axis between the rear portion of lower movable fixture block and the rear portion of lower fixing clip in the first vertically arranged articulation piece, under described
The rear portion of fixing clip is hinged by the rear portion of the first articulation piece and lower movable fixture block, on the right side of the lower fixing clip front
Face is equipped with semicircular lower fixed notch, semicircular lower movable notch is equipped in the left side of the lower movable fixture block, in institute
The right side for stating fixing clip front is equipped with semicircular upper fixed notch, is equipped with half in the left side of the upper movable fixture block
Circular movable notch, it is described when the right side of the lower fixing clip front is abutted with the left side of lower movable fixture block
The right side of upper fixing clip front is abutted with the left side of upper movable fixture block, and fixed notch and upper movable notch pair
It connects to form circular upper clamping through-hole, the lower fixed notch docks to form circular lower clamping through-hole, institute with lower movable notch
It states clamping through-hole and lower clamping through-hole is coaxially disposed, the axis of the upper clamping through-hole and lower clamping through-hole is in vertically to set
It sets；
The air-inflating mechanism includes inflating seat and guide holder interconnected, and the inflating seat and guide holder setting exist
The top of clamping part；
It is in vertically arranged inflation stepped hole that the inflating seat, which is equipped with axis, the top of the inflation stepped hole perforation inflating seat
Face and bottom surface, the inflation stepped hole and upper clamping through-hole are coaxially disposed, and the inflation stepped hole includes being arranged from top to bottom
Upper hole section, middle hole section, lower hole section, the upper hole section, middle hole section and lower hole section are coaxially disposed, during the internal diameter of the upper hole section is less than
The internal diameter of hole section, the internal diameter of the middle hole section are less than the internal diameter of lower hole section, are equipped with air inlet in the side of the inflating seat, described
The bottom of air inlet is communicated with the air flue communicated with lower hole section, and the first mandril, first top are provided in the upper hole section
The edge of bar lower end is equipped with first shaft shoulder that extends outward, and the outer diameter of first shaft shoulder is greater than the internal diameter of upper hole section, and described the
The upper end of one mandril is stretched out outward after passing through hole section from the bottom up, and cylindrical appearance is equipped in the lower end surface of first mandril
Receive slot, the holding tank and the first mandril are coaxially disposed, and the holding tank is cased with needle seal, is equipped in the bottom surface of the inflating seat
With the second annular groove of lower hole section coaxial arrangement, the edge of lower hole section lower end is arranged in second annular groove, described the
The second sealing ring is cased in second ring slot；
The connection of the side of the guide holder and inflating seat, the top of upper fixing clip is arranged in the guide holder, described to lead
It sets that there are two axis in the first vertically arranged pilot hole to seat, is accordingly set on fixed fixture block and be in there are two axis
The second vertically arranged pilot hole, the position of two the first pilot holes and the position of two the second pilot holes correspond, in institute
It states and is equipped between the first pilot hole and the second pilot hole in vertically arranged guide rod, the upper end of the guide rod is connected with abutting
Head, the outer diameter of the butt junction are greater than the internal diameter of the first pilot hole, and the lower end of the guide rod sequentially passes through first from top to bottom
Pilot hole, the second pilot hole are connected with fixed retaining ring in the lower end of the guide rod, and the fixed big outer diameter of retaining ring is greater than second
The internal diameter of pilot hole, the outer sheath of the guide rod are equipped with reset spring, the upper end of the reset spring and the first pilot hole
Lower end abuts, and the lower end of the reset spring is abutted with the upper end of the second pilot hole.
As a further improvement of the foregoing solution, the lower clamping through-hole is in stepped hole shape, the lower clamping through-hole upper end
The internal diameter of mouth is greater than the internal diameter of lower clamping through-hole lower port.
As a further improvement of the foregoing solution, fixed handle, the fixation are equipped on the right side of the lower movable fixture block
One end of handle is connected with axis second articulation piece extended in left and right, and the fixed handle is by the second articulation piece under
The right side of movable fixture block front is hinged, and the fixed handle other end extends toward front side, in the middle part of the fixed handle under
Side be equipped with positioning protrusion, the upper surface of the pedestal be equipped with the matched positioning groove of positioning protrusion, when the convex
When rising with positioning groove clamping, the right side of the lower fixing clip front is abutted with the left side of lower movable fixture block.
As a further improvement of the foregoing solution, first is offered on the pedestal immediately below the lower clamping through-hole to lead to
Slot, the upper side and lower side of the first through slot perforation pedestal.
As a further improvement of the foregoing solution, the fixed part further includes the pedestal that Its lower side is arranged in, the base
Laterally setting, the upper surface of the pedestal are fixedly connected seat with the lower surface of pedestal, and perforation base is equipped in the pedestal transverse direction
The underface of the first through slot is arranged in second through slot of the upper side and lower side of seat, second through slot.
As a further improvement of the foregoing solution, first annular slot is equipped on the side wall of first mandril, described
The first sealing ring is cased in first annular slot, first mandril is slidingly sealed by the inner wall of the first sealing ring and upper hole section and is connect
Touching.
As a further improvement of the foregoing solution, the inner wall of the air inlet is equipped with internal screw thread, the air-inflating mechanism
Including gas tube, the lateral wall of the gas tube outlet end is equipped with and the matched external screw thread of internal screw thread, the gas tube and air inlet
Hole is threadedly coupled.
As a further improvement of the foregoing solution, it is in vertically arranged rotation axis that first articulation piece, which is axis, in institute
The rear portion for stating lower fixing clip rear portion and upper fixing clip is equipped with fixed hinge hole, at the rear portion of the upper movable fixture block under
The rear portion of movable fixture block is equipped with movable hinge hole, and the fixed hinge hole and movable hinge hole are coaxially disposed, the rotation axis
Upper end pass through movable hinge hole and fixed hinge hole above the clamping part, the lower end of the rotation axis is passed through in clamping
Movable hinge hole and fixed hinge hole below portion, the movable retainer part are hinged by rotation axis and fixing clamp gripping member.
As a further improvement of the foregoing solution, the air-inflating mechanism further includes pre-tightening component, the preload component
The top of inflating seat is set, and the preload component includes pre-tightening seat, pre-tightening cylinder, preloading spring and the second mandril, the preload
The lower section for pre-tightening seat is arranged in cylinder, and it is in vertically arranged preload stepped hole, the preload rank that axis is equipped in the preload cylinder
Terraced hole perforation pre-tightens the top and bottom of cylinder, and the preload stepped hole includes the glissile segment being arranged from top to bottom, pre-tightens section, described
Glissile segment and preload section coaxial arrangement, the internal diameter for pre-tightening section are greater than the outer diameter of the first mandril, and the internal diameter of the glissile segment is small
In the internal diameter for pre-tightening section, the second mandril setting is pre-tightening seat and is pre-tightening between cylinder, and second mandril and the first mandril are same
Axis setting, the edge of second mandril lower end are equipped with second shaft shoulder extended outward, and the outer diameter of second shaft shoulder, which is greater than, to be slided
The internal diameter of dynamic section, the outer diameter of second shaft shoulder are less than the internal diameter for pre-tightening section, and the upper end of second mandril is from the bottom up successively
It is connect after pre-tightening section, glissile segment with the bottom surface for pre-tightening seat, second mandril is placed in preloading spring, the preloading spring
Upper end is abutted with the bottom surface for pre-tightening seat, the lower end of the preloading spring is abutted with the top surface of preload cylinder, when second shaft shoulder
It is abutted with the step surface for pre-tightening section upper end, first shaft shoulder is abutted with the step surface of middle hole section upper end and the preload cylinder
Bottom surface when being abutted with the top surface of inflating seat, lower end to the distance for pre-tightening cylinder bottom surface of second mandril is greater than the first mandril
The distance of upper surface to inflating seat top surface.
As a further improvement of the foregoing solution, axis is equipped in vertically arranged the at the center for pre-tightening seat top surface
One counterbore is connected in the preload seat bottom surface and is coaxially disposed columned boss with the first counterbore, in the bottom surface of the boss
It is coaxially arranged with the second counterbore, second counterbore and the first counterbore penetrate through, and the upper end of second mandril packs into the second counterbore
It is interior, it is coaxially arranged with threaded hole in the upper surface of second mandril, connection bolt, the company are equipped in first counterbore
Connecting bolt is threadedly coupled after passing through the first counterbore from top to bottom with threaded hole.
The beneficial effects of the present invention are: when being inflated sealing to damping draw-bar, first by clamping mechanism damping
Pull rod clamping is had good positioning, and the lower end of damping draw-bar is clamped and fixed in lower clamping through-hole, and the top of damping draw-bar is clamped solid
It is scheduled in clamping through-hole, the holding tank for being installed on the first mandril lower end surface with the matched needle seal of the inflating port of damping draw-bar
It is interior, then stretched out outward after the first mandril is sequentially passed through upper hole section, middle hole section, lower hole section from the bottom up, to damping draw-bar into
When row inflation, the lower port for inflating stepped hole is aligned with the inflating port of damping draw-bar upper end, applies downward pressure to inflating seat,
Inflating seat is moved down by guide holder along guide rod simultaneously, the upper end of the second sealing ring and damping draw-bar on inflating seat bottom surface
Face is in sealing contact so that the upper surface of lower hole section and damping draw-bar forms inflating cells, air feed equipment and inflating seat side into
Stomata connection, gas are entered in inflating cells by the air flue of air inlet bottom, thus realize the inflation to damping draw-bar, when
After air pressure in damping draw-bar reaches setting value, apply downward pressure to the upper end of the first mandril, the first mandril is along upper hole section
It moves down, needle seal is inserted into the inflating port of damping draw-bar, and then realize the sealing of damping draw-bar, when gas-flow closure is complete
Cheng Hou removes the pressure of application, and inflating seat can automatically restore to origin-location under the action of reset spring, to improve to resistance
The efficiency of Buddhist nun's draw-bar inflatable sealing, is then installed on new needle seal in holding tank again, rotates movable retainer part, so that on
Fixed notch and upper movable notch, lower fixed notch and lower movable notch separate, and the damping draw-bar inflated is taken apart, then
Again on new damping draw-bar clamping, such cycle operation is reliable to the clamping and convenient disassembly of damping draw-bar, improves effect
Rate, two inflation, sealing processes are completed in realization in the case where being changed without workbench, and have preferably kept gas-flow closure process
Air-tightness, avoid gas leakage problem, simplify work step, saved cost.
The present invention is for being inflated and sealing to damping draw-bar.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is a part of the embodiments of the present invention, rather than is all implemented
Example, those skilled in the art without creative efforts, can also be obtained according to these attached drawings other designs
Scheme and attached drawing.
Fig. 1 is the overall schematic of the embodiment of the present invention；
Fig. 2 is the main view sectional view of the clamping mechanism of the embodiment of the present invention, inflating seat and guide holder；
Fig. 3 is the partial enlarged view of inflating seat and guide holder in Fig. 2；
Fig. 4 is the exploded view of the clamping mechanism of the embodiment of the present invention；
Fig. 5 is the main view sectional view of the preload component of the embodiment of the present invention.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright a part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art are not being paid
Other embodiments obtained, belong to the scope of protection of the invention under the premise of creative work.In addition, be previously mentioned in text
All connection/connection relationships not singly refer to that component directly connects, and referring to can be added deduct according to specific implementation situation by adding
Few couple auxiliary, Lai Zucheng more preferably coupling structure.Each technical characteristic in the present invention, in the premise of not conflicting conflict
Under can be with combination of interactions.
Referring to figs. 1 to Fig. 5, this is the embodiment of the present invention, specifically:
A kind of gas-flow closure equipment of damper, including air-inflating mechanism, clamping mechanism；
The clamping mechanism includes clamping part and fixed part set up and down；The fixed part includes in being laterally arranged
Pedestal 100；
As shown in Figure 1, the clamping part includes the fixing clamp gripping member 200 and movable retainer part 300 in left and right settings；
As shown in figure 4, the fixing clamp gripping member 200 includes lower fixing clip 210, is arranged above lower fixing clip 210
Upper fixing clip 220, be fixedly connected with block 230 in being vertically provided between upper fixing clip 220 and lower fixing clip 210,
Fixed fixture block 220 is fixedly connected by being fixedly connected with block 230 with lower fixing clip 210, the lower fixing clip 210
Lower wall surface is fixedly connected with the upper surface of pedestal 100, and the movable retainer part 300 can under including lower movable fixture block 310, setting
The upper movable fixture block 320 of dynamic 310 top of fixture block, in be vertically provided between upper movable fixture block 320 and lower movable fixture block 310 can
Dynamic link block 330, the upper movable fixture block 320 are fixedly connected by movable link block 330 with lower movable fixture block 310, components
Between bolted mode can be used, set between the rear portion of the lower movable fixture block 310 and the rear portion of lower fixing clip 210
Have axis in the first vertically arranged articulation piece, the first articulation piece mainly realize fixing clamp gripping member 200 and movable retainer part 300 it
Between can be rotated, the rear portion of the lower fixing clip 210 is hinged by the rear portion of the first articulation piece and lower movable fixture block 310, in institute
The right side for stating lower 210 front of fixing clip is equipped with semicircular lower fixed notch 211, on a left side for the lower movable fixture block 310
Side is equipped with semicircular lower movable notch 311, is equipped in the right side of fixed 220 front of fixture block semicircular solid
Determine notch 221, semicircular movable notch 321 is equipped in the left side of the upper movable fixture block 320, when the lower fixing clamp
When the right side of 210 front of block is abutted with the left side of lower movable fixture block 310, the right side of fixed 220 front of fixture block
Abutted with the left side of upper movable fixture block 320, and fixed notch 221 docked with upper movable notch 321 to be formed it is circular
Upper clamping through-hole 240, the lower fixed notch 211 dock to form circular lower clamping through-hole 250, institute with lower movable notch 311
It states clamping through-hole 240 and lower clamping through-hole 250 is coaxially disposed, the axis of the upper clamping through-hole 240 and lower clamping through-hole 250
In vertically arranged；
As shown in Figures 2 and 3, the air-inflating mechanism includes inflating seat 500 and guide holder 400 interconnected, institute
It states inflating seat 500 and the top of clamping part is arranged in guide holder 400, guide holder 400 plays the function of guiding；
As shown in figure 3, it is in vertically arranged inflation stepped hole 510, the inflation ladder that the inflating seat 500, which is equipped with axis,
Hole 510 penetrates through the top and bottom of inflating seat 500, and the inflation stepped hole 510 is coaxially disposed with upper clamping through-hole 240, described
Inflation stepped hole 510 includes the upper hole section 511, middle hole section 512, the lower hole section 513 that are arranged from top to bottom, the upper hole section 511, in
Hole section 512 and lower hole section 513 are coaxially disposed, and the internal diameter of the upper hole section 511 is less than the internal diameter of middle hole section 512, the middle hole section
512 internal diameter is less than the internal diameter of lower hole section 513, is equipped with air inlet 520, the air inlet 520 in the side of the inflating seat 500
Bottom be communicated with the air flue 521 communicated with lower hole section 513, the first mandril 530 is provided in the upper hole section 511, it is described
The edge of first mandril, 530 lower end is equipped with first shaft shoulder 531 extended outward, and the outer diameter of first shaft shoulder 531 is greater than upper hole
The internal diameter of section 511, the upper end of first mandril 530 are stretched out outward after passing through hole section 511 from the bottom up, the first mandril 530
With upper 511 transition fit of hole section, first shaft shoulder 531 and middle hole section 512 are also transition fit, and one can play sealing function, and two
It can play the guiding role, first shaft shoulder 531 can be abutted with the terrace of appearing on the stage of upper hole section 511, in the lower end of first mandril 530
Face is equipped with cylindrical holding tank 534, and the holding tank 534 and the first mandril 530 are coaxially disposed, and the holding tank 534 is cased with
Needle seal 540, needle seal 540 are matched with the inflating port of damping draw-bar, and needle seal 540 is generally used to block the inflation of damping draw-bar
Mouthful, the second annular groove 550 being coaxially disposed with lower hole section 513, second annular groove are equipped in the bottom surface of the inflating seat 500
550 are arranged in the edge of lower 513 lower end of hole section, and the second sealing ring 551 is cased in second annular groove 550；
As shown in Figures 2 and 3, the guide holder 400 is connect with the side of inflating seat 500, and the setting of guide holder 400 exists
The top of upper fixing clip 220, it is in the first vertically arranged pilot hole 410 that the guide holder 400, which is set there are two axis, accordingly
Being set on fixed fixture block 220 there are two axis is in the second vertically arranged pilot hole 222, two the first pilot holes 410
Position and the positions of two the second pilot holes 222 correspond, first pilot hole 410 and the second pilot hole 222 it
Between to be equipped be in vertically arranged guide rod 420, the upper end of the guide rod 420 is connected with butt junction 421, the butt junction 421
Outer diameter be greater than the first pilot hole 410 internal diameter, the lower end of the guide rod 420 sequentially pass through from top to bottom the first pilot hole 410,
Second pilot hole 222 is connected with fixed retaining ring 422 in the lower end of the guide rod 420, and the big outer diameter of the fixed retaining ring 422 is big
Reset spring 430 is housed in the outer sheath of the internal diameter of the second pilot hole 222, the guide rod 420, the reset spring 430
Upper end is abutted with the lower end of the first pilot hole 410, and the lower end of the reset spring 430 is abutted with the upper end of the second pilot hole 222.
When being inflated sealing to damping draw-bar, damping draw-bar clamping is had good positioning by clamping mechanism first, is damped
The lower end of pull rod is clamped and fixed in lower clamping through-hole 250, and the top of damping draw-bar is clamped and fixed in upper clamping through-hole 240
It is interior, being installed in the holding tank 534 of 530 lower end surface of the first mandril with the matched needle seal 540 of the inflating port of damping draw-bar, then
It is stretched out outward after first mandril 530 is sequentially passed through upper hole section 511, middle hole section 512, lower hole section 513 from the bottom up, to damping
When pull rod is inflated, the lower port of inflation stepped hole 510 is aligned with the inflating port of damping draw-bar upper end, is applied to inflating seat 500
Add downward pressure, while inflating seat 500 is moved down by guide holder 400 along guide rod 420, on 500 bottom surface of inflating seat
The upper surface of second sealing ring 551 and damping draw-bar is in sealing contact, so that the upper surface of lower hole section 513 and damping draw-bar forms and fills
Gas chamber, air feed equipment are connected to the air inlet 520 of 500 side of inflating seat, and gas passes through the air flue 521 of 520 bottom of air inlet
It enters in inflating cells, to realize inflation to damping draw-bar, after the air pressure in damping draw-bar reaches setting value, to the
The upper end of one mandril 530 applies downward pressure, and the first mandril 530 moves down along upper hole section 511, needle seal 540 is inserted into
Into the inflating port of damping draw-bar, and then realize that the sealing of damping draw-bar removes the pressure of application after the completion of gas-flow closure,
Inflating seat 500 can automatically restore to origin-location under the action of reset spring 430, to improve to damping draw-bar gas-flow closure
Efficiency, then new needle seal 540 is installed in holding tank 534 again, rotate movable retainer part 300 so that upper fixation
Notch 221 and upper movable notch 321, lower fixed notch 211 and lower movable notch 311 separate, and the damping draw-bar inflated is torn open
It unloads out, then again on new damping draw-bar clamping, such cycle operation can to the clamping and convenient disassembly of damping draw-bar
It leans on, improves efficiency, two inflation, sealing processes are completed in realization in the case where being changed without workbench, and are preferably kept
The air-tightness of gas-flow closure process avoids gas leakage problem, simplifies work step, has saved cost.
It is further used as preferred embodiment, as shown in Fig. 2, the lower clamping through-hole 250 is in stepped hole shape, under described
The internal diameter for clamping 250 upper port of through-hole is greater than the internal diameter of lower clamping 250 lower port of through-hole.Lower clamping through-hole 250 is two-part
Stepped hole, the lower end of damping draw-bar is abutted with the step surface in lower clamping through-hole 250, while playing clamping to damping draw-bar
It plays a supporting role.
It is further used as preferred embodiment, as shown in figures 1 and 3, is equipped on the right side of the lower movable fixture block 310
Fixed handle 340, one end of the fixed handle 340 are connected with axis second articulation piece extended in left and right, the second hinge
Fitting can be rotating bolt or shaft, and the fixed handle 340 passes through the right side of the second articulation piece and lower movable 310 front of fixture block
It is hinged at, 340 other end of fixed handle extends toward front side, and it is fixed to be equipped in the downside at 340 middle part of fixed handle
Position protrusion 341, the upper surface of the pedestal 100 be equipped with the matched positioning groove 110 of positioning protrusion 341, when the positioning
When protrusion 341 is with 110 clamping of positioning groove, the right side of lower 210 front of fixing clip and the left side of lower movable fixture block 310
Face abuts.Fixed handle 340 can easily control the folding condition of clamping part, when dismantling damping draw-bar, pull-up fixed handle
340, it enables positioning protrusion 341 separate with positioning groove 110, fixed handle 340 is pulled to make lower movable fixture block 310 hinged around first
Part rotation, so that entire movable retainer part 300 is driven to rotate, upper fixed notch 221 and upper movable notch 321, lower fixed notch
211 are separated from each other with lower movable notch 311；In clamping damping draw-bar, opposite direction pulls fixed handle 340, so that upper fixation
Notch 221 is mutually closed with upper movable notch 321, lower fixed notch 211 and lower movable notch 311, then turns down fixed handle
340, positioning protrusion 341 and 110 clamping of positioning groove are enabled, so that the handle 340 that is locked, easy to operate.
It is further used as preferred embodiment, as shown in Figure 2 and Figure 4, the bottom immediately below the lower clamping through-hole 250
The first through slot 120 is offered on seat 100, first through slot 120 penetrates through the upper side and lower side of pedestal 100.First through slot 120 is used
Space is provided for the bushing of damping draw-bar when damping draw-bar clamping, is avoided interference with.
It is further used as preferred embodiment, as shown in Figure 2 and Figure 4, the fixed part further includes being arranged in pedestal 100
The pedestal 130 of downside, the laterally setting of pedestal 130, the fixed company in the upper surface of the pedestal 130 and the lower surface of pedestal 100
It connects, second through slot 131 of the upper side and lower side of perforation pedestal 130, second through slot is equipped in 130 transverse direction of pedestal
131 are arranged in the underface of the first through slot 120.Second through slot 131 expands the placement space of bushing, so as to meet different resistances
Buddhist nun's pull rod.
It is further used as preferred embodiment, as shown in figure 3, being equipped with first on the side wall of first mandril 530
Annular groove 532, is cased with the first sealing ring 533 in the first annular slot 532, and first mandril 530 passes through the first sealing
Circle 533 is slidingly sealed with the inner wall of upper hole section 511 to be contacted.The first mandril 530 can be improved and inflate the sealing between stepped hole 510
Property, to ensure the indoor air-tightness of inflatable chamber, settable multiple first annular slots 532 as needed, present embodiment setting two
A first annular slot 532, two first annular slots 532 are alternatively arranged setting in upper and lower.
It is further used as preferred embodiment, as shown in figure 3, the inner wall of the air inlet 520 is equipped with internal screw thread, it is described
Air-inflating mechanism includes gas tube 522, and the lateral wall of 522 outlet end of gas tube is equipped with and the matched outer spiral shell of internal screw thread
Line, the gas tube 522 are threadedly coupled with air inlet 520.Gas tube 522 and air inlet 520 can be improved in the mode of threaded connection
Between leakproofness, while the mountable pressure gauge on gas tube 522 can detect damper by pressure gauge in inflation
The pressure of inflation, convenient for the operation and observation of worker.
It is further used as preferred embodiment, as shown in figure 4, first articulation piece is that axis turns in vertically arranged
Moving axis 350 is equipped with fixed hinge hole 260 at the rear portion at lower 210 rear portion of fixing clip and upper fixing clip 220, in institute
The rear portion at the rear portion and lower movable fixture block 310 of stating movable fixture block 320 is equipped with movable hinge hole 360, the fixed hinge hole
260 are coaxially disposed with movable hinge hole 360, and the upper end of the rotation axis 350 passes through the movable hinge hole above clamping part
360 and fixed hinge hole 260, the lower end of the rotation axis 350 passes through movable hinge hole 360 below clamping part and fixed
Hinge hole 260, the movable retainer part 300 are hinged by rotation axis 350 and fixing clamp gripping member 200.This may make structure more
Simply, components are reduced, to reduce manufacturing cost, the rear portion of upper movable fixture block 320 is synchronous with the rear portion of lower movable fixture block 310
Ground is rotated around rotation axis 350, the clamping force of movable fixture block 320 and lower movable fixture block 310 in raising.
It is further used as preferred embodiment, as shown in figure 5, the air-inflating mechanism further includes pre-tightening component 600,
The component 600 that pre-tightens is arranged in the top of inflating seat 500, the preloads component 600 include pre-tighten seat 610, preload cylinder 620,
Preloading spring 630 and the second mandril 640, the lower section for pre-tightening seat 610 is arranged in the cylinder 620 that pre-tightens, in the preload cylinder 620
It is in vertically arranged preload stepped hole 621 equipped with axis, the top and bottom for pre-tightening the perforation of stepped hole 621 and pre-tightening cylinder 620,
The stepped hole 621 that pre-tightens includes the glissile segment 622 being arranged from top to bottom, pre-tightens section 623, the glissile segment 622 and preload section
623 coaxial arrangements, the internal diameter for pre-tightening section 623 are greater than the outer diameter of the first mandril 530, and the internal diameter of the glissile segment 622 is less than
The internal diameter of section 623 is pre-tightened, the setting of the second mandril 640 is pre-tightening seat 610 and pre-tightening between cylinder 620, second mandril 640
It is coaxially disposed with the first mandril 530, the edge of 640 lower end of the second mandril is equipped with second shaft shoulder 641 extended outward, described
The outer diameter of second shaft shoulder 641 is greater than the internal diameter of glissile segment 622, and the outer diameter of second shaft shoulder 641, which is less than, pre-tightens the interior of section 623
Diameter, the upper end of second mandril 640 sequentially pass through from the bottom up pre-tighten section 623, after glissile segment 622 with the bottom that pre-tightens seat 610
Face connection, second mandril 640 are placed in preloading spring 630, the upper end of the preloading spring 630 and the bottom for pre-tightening seat 610
Face abuts, and the lower end of the preloading spring 630 is abutted with the top surface for pre-tightening cylinder 620, when second shaft shoulder 641 and preload section
The step surface of 623 upper ends abuts, and first shaft shoulder 531 is abutted with the step surface of middle 512 upper end of hole section and the preload cylinder
When 620 bottom surface is abutted with the top surface of inflating seat 500, the lower end of second mandril 640 is big to the distance for pre-tightening 620 bottom surface of cylinder
Distance in the upper surface of the first mandril 530 to 500 top surface of inflating seat.Outside force power source is by pre-tightening component 600 to filling
Gas seat 500 exerts a force, and when in use, the position that 530 upper end of the first mandril is stretched out, which is inserted in, to be pre-tightened in cylinder 620, pre-tightens cylinder 620
Lower end surface is abutted with the top surface of inflating seat 500, and outside force power source applies downward pressure to seat 610 is pre-tightened, and is at this moment pre-tightened
The elastic force of spring 630 is greater than the elastic force of reset spring 430, pre-tightens seat 610 by preloading spring 630 and pre-tightens 620 pairs of cylinder inflations
Seat 500 presses down, and reset spring 430 is compressed, and inflating seat 500 is moved down by guide holder 400 along guide rod 420, inflates
The bottom surface of seat 500 and the upper surface of damping draw-bar are in sealing contact, are at this moment inflated to damping draw-bar, when sealed, pre-tighten seat
610 are pressed down again, and preloading spring 630 is compressed, and the second mandril 640 moves down, and the second mandril 640 pushes the first mandril
530 move down, so that needle seal 540 is inserted into the inflating port of damping draw-bar, and then realize the sealing of damping draw-bar.
It is further used as preferred embodiment, is equipped with axis in vertically arranged at the center for pre-tightening 610 top surface of seat
The first counterbore 611, be connected in 610 bottom surface of preload seat and be coaxially disposed columned boss 612 with the first counterbore 611,
It is coaxially arranged with the second counterbore 613 in the bottom surface of the boss 612, second counterbore 613 and the first counterbore 611 penetrate through, institute
The upper end for stating the second mandril 640 packs into the second counterbore 613, is coaxially arranged with screw thread in the upper surface of second mandril 640
Hole 642, is equipped with connection bolt in first counterbore 611, the connection bolt pass through after the first counterbore 611 from top to bottom and
Threaded hole 642 is threadedly coupled.The fastness that the second mandril 640 is connect with preload seat 610 is improved, prevents the second mandril 640 in quilt
During pressure, the phenomenon that inclination.
Better embodiment of the invention is illustrated above, but the present invention is not limited to the embodiment,
Those skilled in the art can also make various equivalent modifications or replacement on the premise of without prejudice to spirit of the invention, this
Equivalent variation or replacement are all included in the scope defined by the claims of the present application a bit.
Claims (10)
1. a kind of gas-flow closure equipment of damper, it is characterised in that: including air-inflating mechanism, clamping mechanism；
The clamping mechanism includes clamping part and fixed part set up and down；The fixed part includes in the bottom being laterally arranged
Seat；
The clamping part includes the fixing clamp gripping member and movable retainer part in left and right settings；
The fixing clamp gripping member includes lower fixing clip, the upper fixing clip being arranged in above lower fixing clip, in vertically arranged
It is fixedly connected with block between upper fixing clip and lower fixing clip, fixed fixture block is by being fixedly connected with block and lower fixation
Fixture block is fixedly connected, and the lower wall surface of the lower fixing clip is fixedly connected to the upper surface of the base, and the movable retainer part includes
Down movable fixture block, be arranged in above lower movable fixture block upper movable fixture block, in being vertically provided at upper movable fixture block and lower movable folder
Movable link block between block, the upper movable fixture block is fixedly connected by movable link block with lower movable fixture block, under described
It is in the first vertically arranged articulation piece, the lower fixation that axis is equipped between the movable rear portion of fixture block and the rear portion of lower fixing clip
The rear portion of fixture block is hinged by the rear portion of the first articulation piece and lower movable fixture block, sets in the right side of the lower fixing clip front
There is semicircular lower fixed notch, semicircular lower movable notch is equipped in the left side of the lower movable fixture block, on described
The right side of fixing clip front is equipped with semicircular upper fixed notch, is equipped with semicircle in the left side of the upper movable fixture block
Upper movable notch, it is described solid when the right side of the lower fixing clip front is abutted with the left side of lower movable fixture block
The right side of clamp block front is abutted with the left side of upper movable fixture block, and fixed notch docks shape with upper movable notch
At circular upper clamping through-hole, the lower fixed notch docks to form circular lower clamping through-hole with lower movable notch, it is described on
It clamps through-hole and lower clamping through-hole is coaxially disposed, the axis of the upper clamping through-hole and lower clamping through-hole is in vertically arranged；
The air-inflating mechanism includes inflating seat and guide holder interconnected, and the inflating seat and guide holder setting are clamping
The top in portion；
The inflating seat be equipped with axis be in vertically arranged inflation stepped hole, it is described inflation stepped hole perforation inflating seat top surface and
Bottom surface, the inflation stepped hole and upper clamping through-hole are coaxially disposed, and the inflation stepped hole includes the upper hole being arranged from top to bottom
Section, middle hole section, lower hole section, the upper hole section, middle hole section and lower hole section are coaxially disposed, and the internal diameter of the upper hole section is less than middle hole section
Internal diameter, the internal diameter of the middle hole section is less than the internal diameter of lower hole section, is equipped with air inlet, the air inlet in the side of the inflating seat
The bottom in hole is communicated with the air flue communicated with lower hole section, is provided with the first mandril in the upper hole section, under first mandril
The edge at end is equipped with first shaft shoulder extended outward, and the outer diameter of first shaft shoulder is greater than the internal diameter of upper hole section, first top
The upper end of bar is stretched out outward after passing through hole section from the bottom up, and cylindrical receiving is equipped in the lower end surface of first mandril
Slot, the holding tank and the first mandril are coaxially disposed, and the holding tank is cased with needle seal, the bottom surface of the inflating seat be equipped with
Second annular groove of lower hole section coaxial arrangement, the edge of lower hole section lower end is arranged in second annular groove, described second
The second sealing ring is cased in annular groove；
The top of upper fixing clip, the guide holder is arranged in the connection of the side of the guide holder and inflating seat, the guide holder
If being in the first vertically arranged pilot hole there are two axis, it is in vertical for accordingly setting on fixed fixture block there are two axis
The second pilot hole being arranged, the position of two the first pilot holes and the position of two the second pilot holes correspond, described the
Being equipped between one pilot hole and the second pilot hole is in vertically arranged guide rod, and the upper end of the guide rod is connected with butt junction, institute
The outer diameter for stating butt junction is greater than the internal diameter of the first pilot hole, and the lower end of the guide rod sequentially passes through the first guiding from top to bottom
Hole, the second pilot hole are connected with fixed retaining ring in the lower end of the guide rod, and the fixed big outer diameter of retaining ring is greater than the second guiding
The outer sheath of the internal diameter in hole, the guide rod is equipped with reset spring, the lower end of the upper end of the reset spring and the first pilot hole
It abuts, the lower end of the reset spring is abutted with the upper end of the second pilot hole.
2. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: the lower clamping through-hole is in
The internal diameter of stepped hole shape, the lower clamping through-hole upper port is greater than the internal diameter of lower clamping through-hole lower port.
3. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: in the lower movable fixture block
Right side be equipped with fixed handle, one end of the fixed handle is connected with axis second articulation piece extended in left and right, institute
It is hinged by the second articulation piece and the right side of lower movable fixture block front to state fixed handle, the fixed handle other end is toward front side
Extend, downside in the middle part of the fixed handle is equipped with positioning protrusion, is equipped with and positioning protrusion in the upper surface of the pedestal
Matched positioning groove, when the positioning protrusion and positioning groove clamping, the right side of the lower fixing clip front is under
The left side of movable fixture block abuts.
4. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: in the lower clamping through-hole
The first through slot, the upper side and lower side of the first through slot perforation pedestal are offered on the pedestal of underface.
5. a kind of gas-flow closure equipment of damper according to claim 4, it is characterised in that: the fixed part further includes
The pedestal of Its lower side is set, the pedestal is laterally arranged, and the upper surface of the pedestal is fixedly connected with the lower surface of pedestal,
Second through slot of the upper side and lower side of perforation pedestal is equipped in the pedestal transverse direction, second through slot is arranged in the first through slot
Underface.
6. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: in first mandril
Side wall is equipped with first annular slot, and the first sealing ring is cased in the first annular slot, and first mandril is close by first
Seal is slidingly sealed with the inner wall of upper hole section and contacts.
7. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: the inner wall of the air inlet
Equipped with internal screw thread, the air-inflating mechanism includes gas tube, and the lateral wall of the gas tube outlet end is equipped with and internal screw thread
The external screw thread matched, the gas tube are threadedly coupled with air inlet.
8. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: first articulation piece is
Axis is in vertically arranged rotation axis, is equipped with fixed hinge at the rear portion at the lower fixing clip rear portion and upper fixing clip
Hole is equipped with movable hinge hole at the rear portion of the upper movable fixture block and the rear portion of lower movable fixture block, the fixed hinge hole with
Movable hinge hole coaxial arrangement, the upper end of the rotation axis pass through movable hinge hole and fixed hinge above clamping part
Hole, the lower end of the rotation axis pass through movable hinge hole and fixed hinge hole below clamping part, the movable retainer part
It is hinged by rotation axis and fixing clamp gripping member.
9. a kind of gas-flow closure equipment of damper according to claim 1, it is characterised in that: the air-inflating mechanism
Further include pre-tightening component, the component that pre-tightens is arranged in the top of inflating seat, the preloads component include pre-tighten seat, preload cylinder,
Preloading spring and the second mandril, the cylinder that pre-tightens are arranged in the lower section for pre-tightening seat, axis are equipped in the preload cylinder in vertical
The preload stepped hole of setting, the top and bottom for pre-tightening stepped hole perforation and pre-tightening cylinder, the preload stepped hole includes from upper
The glissile segment that is arranged down pre-tightens section, the glissile segment and pre-tightens section coaxial arrangement, and the internal diameter for pre-tightening section is greater than the first top
The outer diameter of bar, the internal diameter of the glissile segment are less than the internal diameter for pre-tightening section, the second mandril setting pre-tighten seat and pre-tighten cylinder it
Between, second mandril and the first mandril are coaxially disposed, and the edge of second mandril lower end is equipped with the second axis extended outward
Shoulder, the outer diameter of second shaft shoulder are greater than the internal diameter of glissile segment, and the outer diameter of second shaft shoulder is less than the internal diameter for pre-tightening section, described
The upper end of second mandril is connect after sequentially passing through preload section, glissile segment from the bottom up with the bottom surface for pre-tightening seat, second mandril
It is placed in preloading spring, the upper end of the preloading spring is abutted with the bottom surface for pre-tightening seat, the lower end of the preloading spring and preload
The top surface of cylinder abuts, when second shaft shoulder is abutted with the step surface for pre-tightening section upper end, first shaft shoulder and middle hole section upper end
Step surface abut and the bottom surface for pre-tightening cylinder with the top surface of inflating seat when abutting, the lower end of second mandril is to pre-
The distance of tight cylinder bottom surface is greater than the distance of upper surface to the inflating seat top surface of the first mandril.
10. a kind of gas-flow closure equipment of damper according to claim 9, it is characterised in that: on the preload seat top
It is in the first vertically arranged counterbore that the center in face, which is equipped with axis, is connected in the preload seat bottom surface and is coaxially disposed with the first counterbore
Columned boss is coaxially arranged with the second counterbore in the bottom surface of the boss, and second counterbore and the first counterbore penetrate through, institute
The upper end for stating the second mandril packs into the second counterbore, threaded hole is coaxially arranged in the upper surface of second mandril, described
Connection bolt is equipped in first counterbore, the connection bolt is threadedly coupled after passing through the first counterbore from top to bottom with threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321894.7A CN110005743B (en) | 2019-04-22 | 2019-04-22 | Inflatable sealing equipment of damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321894.7A CN110005743B (en) | 2019-04-22 | 2019-04-22 | Inflatable sealing equipment of damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110005743A true CN110005743A (en) | 2019-07-12 |
| CN110005743B CN110005743B (en) | 2023-10-31 |
Family
ID=67173343
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910321894.7A Active CN110005743B (en) | 2019-04-22 | 2019-04-22 | Inflatable sealing equipment of damper |
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| Country | Link |
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| CN (1) | CN110005743B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328810A (en) * | 2019-07-18 | 2019-10-15 | 佛山科学技术学院 | A kind of mold of rubber bushing vulcanization |
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| CN110005743B (en) | 2023-10-31 |
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