CN110448216A - A kind of positive and negative bidirectional damper mechanism and the closet cover board with it - Google Patents
A kind of positive and negative bidirectional damper mechanism and the closet cover board with it Download PDFInfo
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- CN110448216A CN110448216A CN201910718595.7A CN201910718595A CN110448216A CN 110448216 A CN110448216 A CN 110448216A CN 201910718595 A CN201910718595 A CN 201910718595A CN 110448216 A CN110448216 A CN 110448216A
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- oil
- shaft
- shifting block
- oil pocket
- positive
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- 230000007246 mechanism Effects 0.000 title claims abstract description 54
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 51
- 238000013016 damping Methods 0.000 claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 15
- 210000004907 gland Anatomy 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
- A47K13/00—Seats or covers for all kinds of closets
- A47K13/12—Hinges
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses a kind of positive and negative bidirectional damper mechanism and with its closet cover board, including shell, shaft, at least one is fixed between shell and shaft for disturbing the baffle of damping oil, oil pocket is separated at least one first oil pocket and the second oil pocket by baffle, it further include the interface channel for being connected to the first oil pocket and the second oil pocket, when shaft rotates clockwise, the damping oil that baffle stirs the first oil pocket makes the damping oil of the first oil pocket flow to the second oil pocket by interface channel, so that the oil pressure of the first oil pocket is higher than the oil pressure of the second oil pocket, when shaft rotates counterclockwise, the damping oil that baffle stirs the second oil pocket makes the damping oil of the second oil pocket flow to the first oil pocket by interface channel, so that the oil pressure of the second oil pocket is higher than the oil pressure of the first oil pocket；To realizing forward and reverse damping, the mistake in damper assembling technology procedure can not only be avoided fill, misloading it is bad, compatibility is more preferable, and is easier to carry out the standardization of product, and reduction part kind reduces cost.
Description
Technical field
The present invention relates to bathroom technical fields, more particularly to a kind of positive and negative bidirectional damper mechanism and have the damping machine
The closet cover board of structure.
Background technique
As the improvement of people's living standards, damping mechanism has protecting against shock, low due to that can buffer in daily life
The characteristics of noise, thus be widely used, such as on pan closet lid, on door leaf.Damping mechanism on existing market is mostly logical
Hydraulic realization damping function is crossed, i.e., forms high-voltage oil cavity and low pressure oil pocket in opening procedure in damper, it is slow by damping oil
Slowly low pressure oil pocket is penetrated into from high-voltage oil cavity, to achieve the purpose that fall slowly mute.
The shaft that traditional damper generally includes the shell of a fillable damping oil and one is rotatably assorted with housing seal,
It is bonded with inner walls and oil baffle that flexible dynamic damping oil stream is dynamic in shaft at least provided with one, at least provided with one in inner walls
The boss of oil baffle rotation amplitude can be limited, to be hinged on boss being stirred or can be by damping oil and shaft axial plane by damping oil
The plectrum stirred jointly；Plectrum is equipped with the mating surface that linkage is contradicted with shaft axial plane, sets between mating surface and shaft axial plane
There is the oil passage for changing damping oil liquid resistance by plectrum rotation.When shaft rotates in one direction, plectrum leads to damping oil
Road closing, form cover board falls effect slowly, and when shaft rotates to another way, plectrum is not by damping oil channel enclosed, shape
Effect is fallen fastly at cover board.
Above-mentioned damper is also known as one-way damper, by open and close cross oil-gap difference realize close it is mute,
Light use function is opened, technology maturation is reliable and stable, with the technological innovation of product, therefore by standardized as one
Product is applied in every profession and trade more and more.
But since the one-way damper is using one-way hydraulic structure, that is, can be realized positive slow drop, reversed mistake
The effect of oil.On the one hand, due to the nuance of the positive and negative installation direction of damper, be easy to cause its production process misloading and
Accidentally fill；On the other hand, more than two dampers are typically at least installed on closet cover board or door leaf, two dampers are symmetrically installed
When due to direction difference, need to develop different molds, not only higher cost, but also increase part kind, in actual product
Apolegamy on be easy to obscure, influence its compatibility.
Summary of the invention
The present invention is to solve the above problems, provide a kind of positive and negative bidirectional damper mechanism, by the way that oil was arranged in shaft
Control is opened and closed to one of two outlets of oil passage by shifting block when shaft rotates forward in channel, and shaft is anti-
Control is opened and closed by two the wherein another of outlet of shifting block to oil passage to when rotation, to realize forward and reverse resistance
Buddhist nun's effect, the mistake in damper assembling technology procedure can not only be avoided to fill, misloading it is bad, compatibility is more preferable, and is easier to push away
The standardization of row product reduces part kind, reduces cost.
To achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of positive and negative bidirectional damper mechanism, including being equipped with the shell (10) of oil pocket (11) and the oil pocket of the shell (10)
(11) sealing is rotatably assorted shaft (20), at least one are fixed between the shell (10) and the shaft (20) and are used for
The baffle (22) of damping oil is disturbed, the oil pocket (11) is separated at least one first oil pocket and the second oil by the baffle (22)
Chamber further includes the interface channel for being connected to first oil pocket and second oil pocket, when the shaft (20) rotates clockwise, institute
It states baffle (22) and stirs the damping oil of first oil pocket and the damping oil of first oil pocket is flowed to by the interface channel
Second oil pocket, so that the oil pressure of first oil pocket is higher than the oil pressure of second oil pocket, the shaft (20) is counterclockwise
When rotation, the damping oil that the baffle (22) stirs second oil pocket makes the damping oil of second oil pocket by the connection
Channel flows to first oil pocket, so that the oil pressure of second oil pocket is higher than the oil pressure of first oil pocket.
It preferably, further include shifting block that an at least activity is installed between the shell (10) and the shaft (20), institute
When stating shaft (20) and being rotated clockwise by an initial position, shifting block activity under oil pressure effect reduces the interface channel
The passage section of one end, so that the oil pressure of first oil pocket is higher than the oil pressure of second oil pocket；The shaft (20)
When being rotated counterclockwise by the initial position, shifting block activity under oil pressure effect reduces the other end of the interface channel
Passage section, so that the oil pressure of second oil pocket is higher than the oil pressure of first oil pocket.
It preferably, further include the first oil passage (21) being set on the shaft (20), first oil passage
(21) the first open end and the second open end is connected to first oil pocket and second oil pocket respectively；The shaft (20)
When being rotated clockwise by the initial position, after the shifting block is crossed in the first open end of first oil passage (21), institute
It states shifting block and cuts off the first open end of first oil passage (21) and the connection of first oil pocket；The shaft (20) by
It is described after the shifting block is crossed in the second open end of first oil passage (21) when the initial position rotates counterclockwise
Shifting block cuts off the second open end of first oil passage (21) and the connection of second oil pocket.
Preferably, first oil passage (21) and the baffle (22) are symmetrically disposed on the axle center of the shaft (20)
Two sides, first oil passage (21) is tangential through slot, and the baffle (22) radially extends, first oil passage
(21) perpendicular with the baffle (22).
Preferably, the shifting block includes the first shifting block and the second shifting block；The shaft (20) is by the initial position up time
When needle rotates, first shifting block cooperates the through-flow of the one end for reducing the interface channel in turn with the shaft or the shell
Section；When the shaft (20) is rotated counterclockwise by the initial position, second shifting block and the shaft or the shell
Cooperate and then reduce the passage section of the other end of the interface channel.
Preferably, the shifting block uses swing type shifting block (30a), and the inner wall of the shell (10) is equipped with shifting block mounting base
(12a), one end of the shifting block, which is swung, to be installed on the shifting block mounting base (12a), and the other end is outer with the shaft (20)
Circumferential surface clearance fit forms the interface channel.
Preferably, the shifting block mounting base (12a) include two symmetrically arranged allocating slots (121), first shifting block and
The second shifting block swing is installed in the allocating slot (121)；First step (122) are equipped between two allocating slots (121), two are dialled
The two sides of slot (121) are respectively equipped with second step (123), and the height of the second step (123) is less than the first step
(122) height.
Preferably, the shifting block includes one, and the shifting block includes first end and second end；The shaft (20) is by institute
When stating initial position and rotating clockwise, the first end of the shifting block and the shaft or the shell cooperate and then reduce the company
Connect the passage section of the one end in road；When the shaft (20) is rotated counterclockwise by the initial position, the second of the shifting block
End cooperates and then reduces the passage section of the other end of the interface channel with the shaft or the shell.
Preferably, the shifting block uses slidingtype shifting block (30b), and the inner wall of the shell (10) is equipped with limit rib (12b),
The side of the shifting block is C-shaped face, and the first end and second end in the C-shaped face is abutted with the both ends of the limit rib (12b) respectively
Cooperation；The other side of the shifting block is arcwall face, and the arcwall face and the outer peripheral surface of the shaft (20) are slidably matched, the shifting block
Clearance fit forms the interface channel between the limit rib (12b), the first end or second end in the C-shaped face with it is described
One end of limit rib (12b) reduces the passage section of wherein one end of the interface channel when contacting.
In addition, the present invention also provides a kind of closet cover board, including a kind of positive and negative bidirectional damper machine described in any of the above embodiments
Structure.
The beneficial effects of the present invention are:
(1), when shaft of the invention rotates clockwise, the damping oil that baffle stirs the first oil pocket makes the resistance of the first oil pocket
Buddhist nun's oil flows to the second oil pocket by interface channel, so that the oil pressure of the first oil pocket is higher than the oil pressure of the second oil pocket, shaft turns counterclockwise
When dynamic, the damping oil that baffle stirs the second oil pocket makes the damping oil of the second oil pocket flow to the first oil pocket by interface channel, so that
The oil pressure that the oil pressure of second oil pocket is higher than the first oil pocket can not only avoid damper from filling to realize forward and reverse damping
Bad with mistake dress, the misloading during technique, compatibility is more preferable, and is easier to carry out the standardization of product, reduces part kind,
Reduce cost；
(2), the present invention includes the first oil passage being arranged in shaft, is controlled by binary channels to speed oil is crossed
System, can be realized shaft during rotating clockwise or counterclockwise, and the quick excessively oily, back segment of leading portion is excessively oily at a slow speed, guarantee to hinder
Working efficiency is improved on the basis of Buddhist nun's effect；
(3), the present invention controls the first oil passage by two shifting blocks, when rotating forward and (rotating clockwise) just
It works to shifting block to oil passage, reversed shifting block is stepped down；Shi Fanxiang shifting block is rotated backward and (rotated counterclockwise) to oil passage
It works, positive shifting block is stepped down, so that damping action can be played forward or reverse by realizing, without having to worry about anti-loaded, is assembled more square
Just；
(4), the present invention controls the first oil passage by a shifting block, dials when rotating forward and (rotating clockwise)
The first end of block works to oil passage, and second end is stepped down；The second end of shifting block is to mistake when rotating backward and (rotating counterclockwise)
Oily channel is worked, and first end is stepped down, so that damping action can be played forward or reverse by realizing, without having to worry about anti-loaded, assembly
It is more convenient；And structure is more simple and compact；
(5) oil passage in shaft of the invention uses tangential through slot, on the one hand, excessively oily more efficient；On the other hand,
The installation site for being located proximate to shifting block of oil passage avoids the excessive control of the stroke of shifting block unstable convenient for cooperating with shifting block.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the positive and negative bidirectional damper mechanism of first embodiment of the invention；
Fig. 2 is the schematic cross-sectional view of the positive and negative bidirectional damper mechanism of first embodiment of the invention；
Fig. 3 is the decomposition diagram of the positive and negative bidirectional damper mechanism of first embodiment of the invention；
Fig. 4 is the structural schematic diagram of the shell of the positive and negative bidirectional damper mechanism of first embodiment of the invention；
Fig. 5 is the shell of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the assembly structure diagram of shifting block；
Fig. 6 shows for the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
It is intended to (shaft is to rotate clockwise, working condition when closet cover board open angle is 110 °)；
Fig. 7 cuts open for the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
View (shaft is to rotate clockwise, working condition when closet cover board open angle is 110 °)；
Fig. 8 shows for the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
It is intended to (shaft continues to rotate clockwise, working condition when closet cover board open angle is 70 °)；
Fig. 9 cuts open for the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
View (shaft continues to rotate clockwise, working condition when closet cover board open angle is 70 °)；
Figure 10 is the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continues to rotate clockwise, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 11 is the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continues to rotate clockwise, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 12 is the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft is rotation counterclockwise, working condition when closet cover board open angle is 110 °)；
Figure 13 is the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft is rotation counterclockwise, working condition when closet cover board open angle is 110 °)；
Figure 14 is the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continues rotation counterclockwise, working condition when closet cover board open angle is 70 °)；
Figure 15 is the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continues rotation counterclockwise, working condition when closet cover board open angle is 70 °)；
Figure 16 is the end face of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continue counterclockwise rotation, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 17 is the inside of the shaft of the positive and negative bidirectional damper mechanism of first embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continue counterclockwise rotation, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 18 is the structural schematic diagram of the shell of the positive and negative bidirectional damper mechanism of second embodiment of the invention；
Figure 19 is the shell of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the assembly structure diagram of shifting block；
Figure 20 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft is to rotate clockwise, working condition when closet cover board open angle is 110 °)；
Figure 21 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft is to rotate clockwise, working condition when closet cover board open angle is 110 °)；
Figure 22 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continues to rotate clockwise, working condition when closet cover board open angle is 70 °)；
Figure 23 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continues to rotate clockwise, working condition when closet cover board open angle is 70 °)；
Figure 24 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continues to rotate clockwise, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 25 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continues to rotate clockwise, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 26 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft is rotation counterclockwise, working condition when closet cover board open angle is 110 °)；
Figure 27 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft is rotation counterclockwise, working condition when closet cover board open angle is 110 °)；
Figure 28 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continues rotation counterclockwise, working condition when closet cover board open angle is 70 °)；
Figure 29 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continues rotation counterclockwise, working condition when closet cover board open angle is 70 °)；
Figure 30 is the end face of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Schematic diagram (shaft continue counterclockwise rotation, closet cover board open angle be 0 ° i.e. closed state when working condition)；
Figure 31 is the inside of the shaft of the positive and negative bidirectional damper mechanism of second embodiment of the invention and the relative position of shifting block
Cross-sectional view (shaft continue counterclockwise rotation, closet cover board open angle be 0 ° i.e. closed state when working condition)；
In figure:
10- shell；11- oil pocket；12a- shifting block mounting base；121- allocating slot；122- first step；123- second step；
12b- limit rib；
20- shaft；The first oil passage of 21-；22- baffle；23- flange；
Shifting block (30a- swing type shifting block；30b- slidingtype shifting block；)
(interface channel between shifting block and shaft is arranged in 31a- to interface channel；31b- is arranged between shifting block and shell
Interface channel；)
40- gland；41- sealing ring；42- gasket.
Specific embodiment
In order to be clearer and more clear technical problems, technical solutions and advantages to be solved, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
First embodiment (controls the oil passage of shaft by two shifting blocks)
As shown in Fig. 1 to Figure 17, a kind of positive and negative bidirectional damper mechanism of the present embodiment, the shell including being equipped with oil pocket 11
10, the shaft 20 that is rotatably assorted with the sealing of the oil pocket 11 of the shell 10 at least one is fixed at the shell (10) and institute
It states for disturbing the baffle 22 of damping oil between shaft (20), the oil pocket 11 is separated at least one first oil by the baffle 22
Chamber and the second oil pocket further include the interface channel 31a for being connected to first oil pocket and second oil pocket, 20 up time of shaft
When needle rotates, the damping oil that the baffle 22 stirs first oil pocket makes the damping oil of first oil pocket by the connection
Channel 31a flows to second oil pocket, so that the oil pressure of first oil pocket is higher than the oil pressure of second oil pocket, the shaft
20 when rotating counterclockwise, and the damping oil that the baffle 22 stirs second oil pocket makes the damping oil of second oil pocket by institute
It states interface channel 31a and flows to first oil pocket, so that the oil pressure of second oil pocket is higher than the oil pressure of first oil pocket.
It further include that an at least activity is installed in the shifting block between shell 10 and shaft 20, shaft 20 is by one in the present embodiment
When initial position rotates clockwise, shifting block activity under oil pressure effect reduces the passage section of one end of interface channel 31a, in turn
So that the oil pressure of the first oil pocket is higher than the oil pressure of the second oil pocket；When shaft 20 is rotated counterclockwise by initial position, shifting block is in oil pressure
The lower activity of effect reduces the passage section of the other end of interface channel 31a, so that the oil pressure of the second oil pocket is higher than the first oil
The oil pressure of chamber.
It further include the first oil passage 21 being set in shaft 20 in the present embodiment, first oil passage 21
First open end and the second open end are connected to first oil pocket and second oil pocket respectively；The shaft 20 is by start bit
It sets when rotating clockwise, after shifting block is crossed in the first open end of first oil passage 21, shifting block cuts off the first oil passage
21 the first open end and the connection of the first oil pocket；When the shaft 20 is rotated counterclockwise by initial position, described first is excessively oily
After shifting block is crossed in second open end in channel 21, shifting block cuts off the second open end of the first oil passage 21 and the company of the second oil pocket
It is logical.
As shown in fig. 7, first oil passage 21 and the baffle 22 are symmetrically disposed on the axle center of the shaft 20
Two sides, first oil passage 21 are tangential through slot, and the baffle 22 radially extends, first oil passage 21 and institute
It is perpendicular to state baffle 22.Preferably, the size of the first open end and the second open end of first oil passage 21 is greater than institute
State the size of the central passage of the first oil passage 21.
As shown in Figure 1 to Figure 3, in the present embodiment, the shaft 20 includes being located at the inner shaft of oil pocket 11 in shell 10 and stretching
The outer shaft of shell 10 out, and flange 23 is equipped between inner shaft and outer shaft；Also outside shaft except the flange 23 of shaft 20
The side of axis is equipped with gland 40, and gland 40 connect cooperation with the end part seal of shell 10 by sealing ring 41 and gasket 42, described
Shaft 20 realized and the sealed connection of shell 10 by the gland 40.
As shown in figure 3, the shifting block includes the first shifting block and the second shifting block in the present embodiment；The shaft 20 is by originating
When position rotates clockwise, first shifting block and shaft 20 cooperate the passage section for reducing one end of interface channel 31a in turn；
When the shaft 20 is rotated counterclockwise by initial position, second shifting block and shaft 20 cooperate and then reduce interface channel 31a
The other end passage section.
As shown in Figure 4 and Figure 5, in the present embodiment, the shifting block uses swing type shifting block 30a, the inner wall of the shell 10
Equipped with shifting block mounting base 12a, one end of the shifting block swings and is installed on the shifting block mounting base 12a, the other end with described turn
The outer peripheral surface clearance fit of axis 20 forms interface channel 31a.Corresponding, the shifting block mounting base 12a includes two and is symmetrical arranged
Allocating slot 121, first shifting block and second shifting block swing be installed in the allocating slot 121；It is equipped between two allocating slots 121
First step 122, the two sides of two allocating slots 121 are respectively equipped with second step 123, and the height of the second step 123 is less than
The height of the first step 122.
The course of work summary of the closing closet cover board process (shaft rotates clockwise) of the damping mechanism of the present embodiment is such as
Under:
As shown in Figure 6 and Figure 7, when closet cover board is in full open position, such as open angle is 110 °, at this point,
During shaft 20 rotates clockwise, the right shifting block in figure is first shifting block, and left side shifting block is second shifting block, the
The circumferential surface contact of one shifting block and shaft 20 cooperates, and the circumferential surface of the second shifting block and shaft 20, which is stepped down, to be cooperated；
In closet cover board closing process, the initial stage that shaft 20 rotates clockwise, the second shifting block is logical to the first oil excessively
First open end in road 21 is stepped down, and the first shifting block is not turned off the second open end of the first oil passage 21, at this point, first is excessively oily
Channel 21 is in an open state；Meanwhile the baffle 22 in shaft 20 disturbs the damping oil in oil pocket 11, passes through damping oil flowing pressure
The first shifting block rotation is driven, meanwhile, the circumferential surface transmission of shaft 20 makes the quick rotation of the first shifting block, between shaft 20 and shifting block
Interface channel 31a open, be now in the quickly excessively oily stage；
As shown in Figure 8 and Figure 9, when shaft 20 continues to rotate clockwise, the first shifting block switches first oil passage 21
The second open end and the second oil pocket connection so that the first oil passage 21 close or part close；At this point, damping oil only leads to
The portion gap and interface channel 31a permeability at a slow speed for crossing the first oil passage 21, to play damping.
As shown in Figure 10 and Figure 11, when shaft 20 continues to rotate clockwise, the first open end of the first oil passage 21 and
Second open end is respectively positioned in same oil pocket (low pressure oil pocket), stream of the oil excessively to the damping oil in oil pocket of first oil passage
Dynamic pressure no longer influences；At this point, damping oil only passes through interface channel 31a permeability at a slow speed, so that damping is played, until closet
Cover board completely closes.
The opening procedure (shaft rotates counterclockwise) of closet cover board is similar with the above process, and what is only worked is that the left side is dialled
Block i.e. the second shifting block, herein without repeating.
Second embodiment (controls the oil passage of shaft by a shifting block)
As shown in Figure 18 to Figure 31, the main distinction of a kind of positive and negative the bidirectional damper mechanism and first embodiment of the present embodiment
Be: in the present embodiment, the shifting block includes one, and the shifting block includes first end and second end；The shaft 20 is by
When beginning position rotates clockwise, the first end and shell 10 of the shifting block cooperate and then reduce through-flow section of one end of interface channel
Face；When the shaft 20 is rotated counterclockwise by initial position, the second end and shell 10 of the shifting block, which cooperate and then reduce, to be connected
The passage section of the other end of channel 31b.
Other embodiments can also use, when the shaft 20 is rotated clockwise by initial position, the first of the shifting block
End cooperates and then reduces the passage section of one end of interface channel 31b with shaft 20；The shaft 20 is counterclockwise by initial position
When rotation, the second end and shaft 20 of the shifting block cooperate and then reduce the passage section of the other end of interface channel 31b.
As shown in Figure 18 to Figure 19, the shifting block uses slidingtype shifting block 30b, and the inner wall of the shell 10 is equipped with limit rib
The side of 12b, the shifting block are C-shaped face, and both ends of the first end and second end in the C-shaped face respectively with the limit rib 12b are supported
Connect cooperation；The other side of the shifting block is arcwall face, and the arcwall face and the outer peripheral surface of the shaft 20 are slidably matched.The present embodiment
In, the one side of above-mentioned limit rib 12b and shifting block cooperation uses arcwall face.Between between the shifting block and the limit rib 12b
Gap cooperatively forms interface channel 31b, reduces when the first end or second end in C-shaped face and one end of limit rib 12b contact
The passage section of wherein one end of interface channel.
The other structures and the course of work of the present embodiment are similar with first embodiment, herein without repeating.
In addition, the present invention also provides a kind of closet cover board, including a kind of positive and negative bidirectional damper machine described in any of the above embodiments
Structure.Preferably, the closet cover board is equipped with two damping mechanisms, which is symmetrical set, when installation,
The damping mechanism can be arbitrarily installed in the left side or the right, bad without having to worry about accidentally dress or misloading.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and
Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of protection of the claims.
Claims (10)
1. a kind of positive and negative bidirectional damper mechanism, including being equipped with the shell (10) of oil pocket (11) and the oil pocket of the shell (10)
(11) sealing is rotatably assorted shaft (20), at least one are fixed between the shell (10) and the shaft (20) and are used for
The baffle (22) of damping oil is disturbed, the oil pocket (11) is separated at least one first oil pocket and the second oil by the baffle (22)
Chamber, which is characterized in that further include the interface channel for being connected to first oil pocket and second oil pocket, shaft (20) up time
When needle rotates, the damping oil that the baffle (22) stirs first oil pocket makes the damping oil of first oil pocket by the company
It connects road and flows to second oil pocket, so that the oil pressure of first oil pocket is higher than the oil pressure of second oil pocket, the shaft
(20) when rotating counterclockwise, the damping oil that the baffle (22) stirs second oil pocket makes the damping oil of second oil pocket
First oil pocket is flowed to by the interface channel, so that the oil pressure of second oil pocket is higher than the oil pressure of first oil pocket.
2. a kind of positive and negative bidirectional damper mechanism according to claim 1, it is characterised in that: further include an at least activity attaching
Shifting block between the shell (10) and the shaft (20), when the shaft (20) is rotated clockwise by an initial position,
Shifting block activity under oil pressure effect reduces the passage section of one end of the interface channel, so that first oil pocket
Oil pressure be higher than second oil pocket oil pressure；When the shaft (20) is rotated counterclockwise by the initial position, the shifting block
Activity reduces the passage section of the other end of the interface channel under oil pressure effect, so that the oil pressure of second oil pocket
Higher than the oil pressure of first oil pocket.
3. a kind of positive and negative bidirectional damper mechanism according to claim 2, it is characterised in that: further include being set to the shaft
(20) the first oil passage (21) on, the first open end and the second open end of first oil passage (21) respectively with institute
The first oil pocket is stated to be connected to second oil pocket；When the shaft (20) is rotated clockwise by the initial position, described first
After the shifting block is crossed in first open end of oil passage (21), the shifting block cuts off the first of first oil passage (21)
The connection of open end and first oil pocket；When the shaft (20) is rotated counterclockwise by the initial position, first mistake
After the shifting block is crossed in second open end of oily channel (21), the second of the shifting block cutting first oil passage (21) is opened
The connection at mouth end and second oil pocket.
4. a kind of positive and negative bidirectional damper mechanism according to claim 3, it is characterised in that: first oil passage (21)
The two sides in the axle center of the shaft (20) are symmetrically disposed on the baffle (22), first oil passage (21) is tangential logical
Slot, the baffle (22) radially extend, and first oil passage (21) and the baffle (22) are perpendicular.
5. a kind of positive and negative bidirectional damper mechanism according to claim 2, it is characterised in that: the shifting block includes the first shifting block
With the second shifting block；When the shaft (20) is rotated clockwise by the initial position, first shifting block and the shaft or institute
State the passage section that shell cooperates and then reduce one end of the interface channel；The shaft (20) is by the initial position inverse time
When needle rotates, second shifting block and the shaft or the shell cooperate and then reduce the logical of the other end of the interface channel
Flow section.
6. a kind of positive and negative bidirectional damper mechanism according to claim 5, it is characterised in that: the shifting block is dialled using swing type
The inner wall of block (30a), the shell (10) is equipped with shifting block mounting base (12a), and one end of the shifting block, which is swung, is installed in described dial
In block mounting base (12a), the outer peripheral surface clearance fit of the other end and the shaft (20) forms the interface channel.
7. a kind of positive and negative bidirectional damper mechanism according to claim 5, it is characterised in that: the shifting block mounting base (12a)
Including two symmetrically arranged allocating slots (121), first shifting block and second shifting block swing are installed in the allocating slot
(121)；First step (122) are equipped between two allocating slots (121), the two sides of two allocating slots (121) are respectively equipped with second step
(123), and the height of the second step (123) be less than the first step (122) height.
8. a kind of positive and negative bidirectional damper mechanism according to claim 2, it is characterised in that: the shifting block includes one, and
The shifting block includes first end and second end；When the shaft (20) is rotated clockwise by the initial position, the shifting block
First end and the shaft or the shell cooperate and then reduce the passage section of one end of the interface channel；The shaft
(20) when being rotated counterclockwise by the initial position, the second end of the shifting block cooperates and then subtracts with the shaft or the shell
The passage section of the other end of the small interface channel.
9. a kind of positive and negative bidirectional damper mechanism according to claim 8, it is characterised in that: the shifting block is dialled using slidingtype
Block (30b), the inner wall of the shell (10) are equipped with limit rib (12b), and the side of the shifting block is C-shaped face, and the first of the C-shaped face
End and both ends of the second end respectively with the limit rib (12b) contact；The other side of the shifting block is arcwall face, the arc
The outer peripheral surface in face and the shaft (20) is slidably matched, and clearance fit forms institute between the shifting block and the limit rib (12b)
Interface channel is stated, reduces institute when the first end or second end in the C-shaped face and the one end of the limit rib (12b) contact
State the passage section of wherein one end of interface channel.
10. a kind of closet cover board, including a kind of described in any item positive and negative bidirectional damper mechanisms of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718595.7A CN110448216A (en) | 2019-08-05 | 2019-08-05 | A kind of positive and negative bidirectional damper mechanism and the closet cover board with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910718595.7A CN110448216A (en) | 2019-08-05 | 2019-08-05 | A kind of positive and negative bidirectional damper mechanism and the closet cover board with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110448216A true CN110448216A (en) | 2019-11-15 |
Family
ID=68484883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910718595.7A Pending CN110448216A (en) | 2019-08-05 | 2019-08-05 | A kind of positive and negative bidirectional damper mechanism and the closet cover board with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110448216A (en) |
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| CN211066379U (en) * | 2019-08-05 | 2020-07-24 | 厦门瑞尔特卫浴科技股份有限公司 | Compact damping mechanism and toilet cover plate with same |
| CN211511599U (en) * | 2019-08-05 | 2020-09-18 | 厦门瑞尔特卫浴科技股份有限公司 | Positive and negative two-way damping mechanism and have its stool pot apron |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151105A (en) * | 2011-04-26 | 2011-08-17 | 厦门瑞尔特卫浴工业有限公司 | Damping shaft for slowly falling closestool cover board |
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