CN108980348A - A kind of refractory seals part - Google Patents
A kind of refractory seals part Download PDFInfo
- Publication number
- CN108980348A CN108980348A CN201811062823.1A CN201811062823A CN108980348A CN 108980348 A CN108980348 A CN 108980348A CN 201811062823 A CN201811062823 A CN 201811062823A CN 108980348 A CN108980348 A CN 108980348A
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- China
- Prior art keywords
- hole
- pipeline
- sealing
- connecting pin
- fixinig plate
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/102—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Gasket Seals (AREA)
Abstract
The present invention relates to sealing element technical fields, specially a kind of refractory seals part, sealing fixture including being set to the elastic rubber sealing shroud of two posted sides pipeline junctions and set on the sealing shroud peripheral side, the sealing fixture includes several arcuation fixinig plates being arranged around the sealing shroud excircle, the axial avris of the fixinig plate one is equipped with magnetic adsorption layer, and another axial avris of the fixinig plate is equipped with the magnetic docking layer connecting with the magnetic adsorption layer of the adjacent fixinig plate；One axial end of posted sides pipeline is equipped with connecting pin one, and another axial end is equipped with the connecting pin two docked with the connecting pin one of the adjacent posted sides pipeline；The sealing shroud includes the base rubber made of nitrile rubber masterbatch and silicone masterbatch.The present invention is greatly improved the connection sealing effect of pipeline by the specific structure and combination sealing shroud and sealing fixture of pipeline, and convenient for the connection between two pipelines；And high temperature resistance is good.
Description
Technical field
The present invention relates to sealing element technical field, specially a kind of refractory seals part.
Background technique
Sealing element be prevent fluid or solia particle from leak and prevent between adjacent faying face introduced contaminants such as dust with
Moisture etc. invades the material or part of the components inside machinery equipment or pipeline.Though sealing element is small, its effect make it at
For the basic components and accessory in the national economy main industries such as national defence, chemical industry, petroleum, coal, communications and transportation and machine-building,
Occupy considerable status in the national economic development.Common sealing element is an O-ring, is used in mechanical, pipeline knot more
In conjunction portion groove, groove is entered by fashion of extrusion and mechanical or pipeline is in close contact and plays sealing function, but the structure
Sealing element and machinery, the closeness of contact of pipeline are poor, and contact site is easy to appear gap, and gas or liquid is caused to be revealed, close
It is poor to seal effect.
The pipeline thicker for duct wall is usually to be connected through a screw thread, but since the big weight of conduit volume is big, connect
Rotated when connecing it is very inconvenient, therefore, connect very not convenient, poor sealing effect after connection.And sealing element is in the high temperature environment, both holds
It is easily-deformable, it is also easy to happen oxidation and fails, therefore be badly in need of a kind of sealing element of high temperature resistant anti-oxidation.
Summary of the invention
In view of the problems of the existing technology the present invention, proposes a kind of refractory seals part, have sealing effect well
Fruit, and connected convenient for pipeline, and there is good high temperature resistance.
The technical solution adopted by the present invention to solve the technical problems is: a kind of refractory seals part, including is set to two pipes
The elastic rubber sealing shroud of road junction and sealing fixture set on the sealing shroud peripheral side, the sealing fixture include
Several arcuation fixinig plates being arranged around the sealing shroud excircle, the axial avris of the fixinig plate one are equipped with magnetic adsorption layer,
Another axial avris of the fixinig plate is equipped with the magnetic docking layer connecting with the magnetic adsorption layer of the adjacent fixinig plate；The pipe
One axial end of road is equipped with connecting pin one, and another axial end is equipped with the connecting pin docked with the connecting pin one of the adjacent pipeline
Two, the connecting pin one forms the seal groove of an accommodating sealing shroud after connecting with the connecting pin two, in the fixinig plate
Arc side is equipped with the lug boss with the sealing groove shape cooperation, and the lug boss and sealing shroud contact side are equipped with elastic cushion,
The fixinig plate further includes the fixed part connecting with the pipeline outer circle wall, and the fixed part is equipped with tapped through hole, the pipe
Road is equipped with the docking threaded hole docked with the tapped through hole, and the tapped through hole passes through built-in screw with the threaded hole that docks
Connection；
The sealing shroud includes the base rubber made of nitrile rubber masterbatch and silicone masterbatch, and by nano zine oxide, carbon black,
Diisooctyl phthalate, additive made of N- acetyl thiourea and calcium hydroxy phosphate.
Preferably, the axial end face of the connecting pin one is equipped with a circle semi-circular projection, the connecting pin two includes and institute
The first connection end of one inner ring side of connecting pin mating connection is stated, and the to be cooperatively connected with one axial end of connecting pin
Two connection ends, it is recessed that the axial end face in the second connection end portion encloses the semicircle being cooperatively connected with the semi-circular projection equipped with one
Slot, the axial end face and its outer surrounding place side of first connection end are arranged in rounded corner.
Preferably, the semi-circular projection is equipped with a notch towards the semicircle groove side, sealing is equipped in the notch
Circle.
Preferably, the pipeline with described first connect end contact side be equipped with one circle semi-circular projection two, described first
It connects end and is equipped with the semicircle groove two that a circle is cooperatively connected with the half-turn protrusion two；The semi-circular projection two is towards described half
Two side of round recessed is equipped with a notch two, is equipped with sealing ring two in the notch two.
Preferably, the specific gravity of the nitrile rubber masterbatch and the silicone masterbatch be 7:4, the nano zine oxide,
The specific gravity of carbon black, diisooctyl phthalate, N- acetyl thiourea and calcium hydroxy phosphate is 5:40:15:9:3.
Preferably, the pipeline is symmetrically arranged with four pairs of docking threaded holes, the fixinig plate includes two panels an angle of 90 degrees
Fixinig plate and a piece of 180 degree angle fixinig plate, each fixinig plate are equipped with a pair of tapped through hole.
Preferably, the elastic cushion is detachably connected with the lug boss, the lug boss is equipped with L in two axial avris
The card slot of type, the elastic cushion are equipped with the L-type bayonet raised being cooperatively connected with the card slot in two axial avris, and the bayonet is convex
It rises and is integrally formed with the elastic cushion；It is equipped between the fixed part and the pipeline outer circle wall and thickens pad, it is described to thicken pad
Equipped with thickening pad connecting hole with what the tapped through hole was equipped with.
Preferably, connection bolt is equipped in the docking threaded hole, axial direction of the pipeline in the docking threaded hole
Outer end is equipped with the limit hole that radius is greater than the docking screw thread pore radius, and limit tabletting is equipped in the limit hole, described built-in
Screw includes the changeover portion that the thread segment and head of screw are connected with the bolted thread segment of connection, the limit tabletting
It is provided with the limit tabletting hole passed through for the changeover portion, the hole wall in the limit tabletting hole is equipped with magnetic adsorption layer two, the changeover portion
Peripheral side is equipped with the magnetic docking layer two docked with the magnetic adsorption layer two.
Preferably, being radially symmetrically arranged with two sliding slots at the top of the limit tabletting, slide plate is equipped in the sliding slot, it is described
The hole wall of limit hole is equipped with the limit opening docked with the slide plate.
Preferably, two avris of sliding slot be equipped with slide plate limiting slot, the slide plate its glide direction avris be equipped with
The slide plate protrusion that the slide plate limiting slot is slidably connected, the slide plate limiting slot is interior to be equipped with ball accommodation groove, the ball accommodating
The ball with the slide plate projection contacts is equipped in slot.
The invention has the advantages that the present invention is by the specific structure of pipeline and in conjunction with sealing shroud and sealing fixture
It is greatly improved the connection sealing effect of pipeline, and convenient for the connection between two pipelines；Its heat-resisting quantity of sealing shroud of the invention
Can be superior, in the high temperature environment in use, being not susceptible to deformation, oxidation, greatly extend the service life of sealing element.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram of pipeline in the present invention；
Fig. 2 is the structural schematic diagram of sealing element in Fig. 1；
Fig. 3 is the attachment structure schematic diagram of connecting pin one and connecting pin two；
Fig. 4 is the structural schematic diagram of fixinig plate；
Fig. 5 is the structural schematic diagram of fixinig plate and elastic cushion；
Fig. 6 is the attachment structure schematic diagram of fixinig plate and pipeline；
Fig. 7 is another attachment structure schematic diagram of connecting pin one and connecting pin two；
Fig. 8 is the structural schematic diagram for limiting tabletting；
Fig. 9 is another structural schematic diagram for limiting tabletting；
Wherein, 1, pipeline, 11, connecting pin one, 12, connecting pin two, 13, built-in screw, 131, thread segment, 132, changeover portion, 14,
Dock threaded hole, 15, connection bolt, 16, limit tabletting, 161, magnetic adsorption layer two, 162, slide plate, 163, limit opening, 164, rolling
Pearl, 17, sealing ring, 18, sealing ring two, 2, sealing shroud, 3, fixinig plate, 31, elastic cushion, 32, tapped through hole.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1 and Figure 2, a kind of refractory seals part, the elastic rubber sealing shroud 2 including being set to two pipelines, 1 junction
With the sealing fixture for being set to 2 peripheral side of sealing shroud, the sealing fixture includes several around 2 outer circle of sealing shroud
The arcuation fixinig plate 3 being arranged in week, the axial avris of the fixinig plate 3 one are equipped with magnetic adsorption layer, another axial side of fixinig plate 3
Side is equipped with the magnetic docking layer connecting with the magnetic adsorption layer of the adjacent fixinig plate 3.1 one axial end of pipeline is equipped with connection
1 are held, another axial end is equipped with the connecting pin 2 12 docked with the connecting pin 1 of the adjacent pipeline 1, the connection
Hold 1 connect with the connecting pin 2 12 after form the seal groove of an accommodating sealing shroud 2, the 3 inner arc side of fixinig plate is set
There is the lug boss with the sealing groove shape cooperation, the lug boss and the sealing shroud 2 contact side are equipped with elastic cushion 31, described
Fixinig plate 3 further includes the fixed part connecting with 1 outer circle wall of pipeline, and the fixed part is equipped with tapped through hole 32, the pipe
Road 1 is equipped with the docking threaded hole 14 docked with the tapped through hole 32, and the tapped through hole 32 leads to the threaded hole 14 that docks
Built-in screw 13 is crossed to connect.The setting of lug boss has axial limiting and positioning action.
When two pipelines 1 connect, first the folding of sealing shroud 2 is covered on connecting pin 1, then by the connecting pin of another pipeline
2 12 dock with connecting pin 1, then sealing shroud 2 are unfolded to cover the connection gap of connecting pin 1 Yu connecting pin 2 12,
Finally the lug boss of fixinig plate 3 is pressed on sealing shroud 2 and is connected and fixed the fixed part of fixinig plate 3 and pipeline 1, elastic cushion 31
For improving the closeness of contact of lug boss Yu sealing shroud 2.
As shown in figure 3, the axial end face of the connecting pin 1 is equipped with a circle semi-circular projection, the connecting pin 2 12 includes
It is connect end with the first of the one 11 inner ring side of connecting pin mating connection, and is cooperated with one 11 axial end of connecting pin
The second connection end portion of connection, the axial end face in the second connection end portion are equipped with what a circle was cooperatively connected with the semi-circular projection
Semicircle groove, the axial end face and its outer surrounding place side of first connection end are arranged in rounded corner.Semicircle groove and half boss
Act the leakproofness that the connection of two pipelines 1 can be improved.In nozzle of the rounded corner setting convenient for the first connection end insertion connecting pin 1.
As shown in fig. 7, the semi-circular projection is equipped with a notch towards the semicircle groove side, sealing is equipped in the notch
Circle 17.The pipeline 1 connect end contact side with described first and is equipped with a circle semi-circular projection two, and first connection end is equipped with
The semicircle groove two that one circle is cooperatively connected with the half-turn protrusion two.The semi-circular projection two is set towards two side of semicircle groove
There is a notch two, is equipped with sealing ring 2 18 in the notch two, further improves the leakproofness of two pipelines 1 connection.
As shown in figure 4, the pipeline 1 is symmetrically arranged with four pairs of docking threaded holes 14, the fixinig plate 3 includes two panels 90
Angle fixinig plate and a piece of 180 degree angle fixinig plate are spent, each fixinig plate 3 is equipped with a pair of tapped through hole 32.Fixinig plate 3 is pacified
When dress, first a built-in screw 13 is inserted into a tapped through hole 32 of a piece of an angle of 90 degrees fixinig plate, then by the built-in spiral shell
In the suitable docking threaded hole 14 of 13 insertion of nail, then the built-in screw 13 of its excess-three is sequentially inserted into an angle of 90 degrees respectively and fixed
In its excess-three tapped through hole 32 of piece and corresponding docking threaded hole 14, and tightens built-in screw 13 and make an angle of 90 degrees fixinig plate
It is fixed with pipeline 1, another an angle of 90 degrees fixinig plate is then first passed through into magnetic attraction and is connect with previous an angle of 90 degrees fixinig plate, then is passed through
Built-in screw 13 and pipeline 1 are fixed.Finally 180 degree angle fixinig plate is connect by magnetic attraction with previous fixinig plate, then again
It is fixed by built-in screw 13 and pipeline 1.Magnetic adsorption layer docks the setting of layer with magnetic, can play a supporting role, such as first
Piece fixinig plate is mounted on the top of pipeline 1, then other fixinig plate 3 is because have the support of magnetic attraction, even if in the lower section of pipeline 1
It does not need with hand rest, convenient for the installation of built-in screw 13 yet.
As shown in figure 5, the elastic cushion 31 is detachably connected with the lug boss, the lug boss is set in two axial avris
There is the card slot of L-type, the elastic cushion 31 is equipped with the L-type bayonet raised being cooperatively connected with the card slot in two axial avris, described
Bayonet raised and the elastic cushion 31 are integrally formed.It is equipped between 1 outer circle wall of the fixed part and the pipeline and thickens pad, institute
It states to thicken to pad to be equipped with and thickens pad connecting hole with what the tapped through hole 32 was equipped with.When elastic cushion 31 and lug boss are installed, only
Need for L-type bayonet raised to be axially inserted into the card slot of L-type, when disassembly, it is only necessary to by L-type bayonet raised along axial direction from L
The card slot of type is extracted out, very easy.Elastic cushion 31 can also improve sealing fixture other than improving being completely embedded property
Applicability.For example, thicker elastic cushion 31 can be replaced when the radius of pipeline 1 becomes smaller to adapt to change, and combines and thicken pad
To realize being fixedly connected for fixinig plate 3 and pipeline 1.
As shown in fig. 6, being equipped with connection bolt 15 in the docking threaded hole 14, the pipeline 1 is in the docking threaded hole
14 axial outer end is equipped with the limit hole that radius is greater than docking 14 radius of threaded hole, is equipped with limit tabletting in the limit hole
16, the built-in screw 13 includes the thread segment 131 connected with the connection bolt 15 and the connection thread segment 131 and screw
The changeover portion 132 of head, the limit tabletting 16 are provided with the limit tabletting hole passed through for the changeover portion 132, the limit tabletting
The hole wall in hole is equipped with magnetic adsorption layer 2 161, and 132 peripheral side of changeover portion is equipped with the magnetic pair docked with the magnetic adsorption layer 2 161
Connect layer two.The stable connection degree of pipeline 1 Yu fixinig plate 3 can be improved in connection bolt 15.
After built-in screw 13 is with connecting bolt 15 and being connected and fixed, when there is the vibration in a certain degree in pipeline 1, due to
It limits between tabletting 16 and built-in screw 13 with the presence of magnetic attraction, so built-in screw 13 will not loosen, then fixinig plate 3 will not pine
It is dynamic, cause limit tabletting 16 will not loosen so that connection bolt 15 will not loosen, into once to connect bolt 15 with
Built-in 15 stable connection of screw is secured.
As shown in Figure 8 and Figure 9,16 top of limit tabletting is radially symmetrically arranged with two sliding slots, is equipped in the sliding slot
Slide plate 162, the hole wall of the limit hole are equipped with the limit opening 163 docked with the slide plate 162.Two avris of sliding slot is equipped with
Slide plate limiting slot, the slide plate 162 are equipped with the slide plate protrusion being slidably connected with the slide plate limiting slot in its glide direction avris,
It is equipped with ball accommodation groove in the slide plate limiting slot, the ball with the slide plate projection contacts is equipped in the ball accommodation groove
164。
Limiting tabletting 16 can be fixed by slide plate 162 and limit opening 163 and pipeline 1, so that bolt 15 will be connected firmly
It is fixed, further improve the fastness of fixinig plate 3 Yu pipeline 1.Setting the moving radially convenient for slide plate 162 of ball 164.
The sealing shroud 2 includes the base rubber made of nitrile rubber masterbatch and silicone masterbatch, and by nano zine oxide,
Carbon black, diisooctyl phthalate, additive made of N- acetyl thiourea and calcium hydroxy phosphate.The nitrile rubber masterbatch and
The specific gravity of the silicone masterbatch be 7:4, the nano zine oxide, carbon black, diisooctyl phthalate, N- acetyl thiourea and
The specific gravity of calcium hydroxy phosphate is 5:40:15:9:3.Wherein, after N- acetyl thiourea, calcium hydroxy phosphate synergistic effect, high temperature is encountered
When, the two, which can be released, can play good cooling effect, so that the high temperature resistance of sealing shroud 2 after moisture evaporation in conjunction with water
It is superior, in the high temperature environment in use, being not susceptible to deformation, oxidation, greatly extend the service life of sealing element.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to design of the invention
It is defined with range.Without departing from the design concept of the invention, ordinary people in the field is to technical side of the invention
The all variations and modifications that case is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
Through being all described in the claims.
Claims (10)
1. a kind of refractory seals part, it is characterised in that: the elastic rubber sealing shroud (2) including being set to two pipelines (1) junction
With the sealing fixture for being set to the sealing shroud (2) peripheral side, the sealing fixture includes several around the sealing shroud (2)
The arcuation fixinig plate (3) that excircle is arranged, the axial avris of the fixinig plate (3) one are equipped with magnetic adsorption layer, the fixinig plate (3)
Another axial direction avris is equipped with the magnetic docking layer connecting with the magnetic adsorption layer of the adjacent fixinig plate (3)；The pipeline (1) one
Axial end is equipped with connecting pin one (11), and another axial end is equipped with and docks with the connecting pin one (11) of the adjacent pipeline (1)
Connecting pin two (12), the connecting pin one (11) forms an accommodating sealing shroud after connecting with the connecting pin two (12)
(2) seal groove, fixinig plate (3) the inner arc side be equipped with it is described sealing groove shape cooperation lug boss, the lug boss with
Sealing shroud (2) contact side is equipped with elastic cushion (31), and the fixinig plate (3) further includes connecting with the pipeline (1) outer circle wall
The fixed part connect, the fixed part are equipped with tapped through hole (32), and the pipeline (1) is equipped with and docks with the tapped through hole (32)
It docks threaded hole (14), the tapped through hole (32) is connect with the docking threaded hole (14) by built-in screw (13)；
The sealing shroud (2) includes the base rubber made of nitrile rubber masterbatch and silicone masterbatch, and by nano zine oxide, charcoal
It is black, diisooctyl phthalate, additive made of N- acetyl thiourea and calcium hydroxy phosphate.
2. a kind of refractory seals part according to claim 1, it is characterised in that: the axial end of the connecting pin one (11)
Face is equipped with a circle semi-circular projection, and the connecting pin two (12) includes the to be cooperatively connected with connecting pin one (11) the inner ring side
One connection end, and the second connection end portion being cooperatively connected with connecting pin one (11) axial end, the second connection end
The axial end face in portion is equipped with the semicircle groove that a circle is cooperatively connected with the semi-circular projection, the axial end of first connection end
Face and its outer surrounding place side are arranged in rounded corner.
3. a kind of refractory seals part according to claim 2, it is characterised in that: the semi-circular projection is towards the semicircle
Groove side is equipped with a notch, is equipped with sealing ring (17) in the notch.
4. a kind of refractory seals part according to claim 2, it is characterised in that: the pipeline (1) and described first connects
It connects end contact side and is equipped with a circle semi-circular projection two, first connection end is equipped with a circle and connects with two cooperation of half-turn protrusion
The semicircle groove two connect；The semi-circular projection two is equipped with a notch two towards two side of semicircle groove, sets in the notch two
There is sealing ring two (18).
5. a kind of refractory seals part according to claim 1, it is characterised in that: the nitrile rubber masterbatch and the silicon
The specific gravity of rubber master batches is 7:4, the nano zine oxide, carbon black, diisooctyl phthalate, N- acetyl thiourea and hydroxyl phosphorus
The specific gravity of sour calcium is 5:40:15:9:3.
6. a kind of refractory seals part according to claim 1, it is characterised in that: the pipeline (1) is symmetrically arranged with four pairs
The docking threaded hole (14), the fixinig plate (3) include two panels an angle of 90 degrees fixinig plate and a piece of 180 degree angle fixinig plate, each
The fixinig plate (3) is equipped with a pair of tapped through hole (32).
7. a kind of refractory seals part according to claim 1, it is characterised in that: the elastic cushion (31) and the protrusion
Portion is detachably connected with, and the lug boss is equipped with the card slot of L-type in two axial avris, and the elastic cushion (31) sets in two axial avris
There is the L-type bayonet raised being cooperatively connected with the card slot, the bayonet raised and the elastic cushion (31) are integrally formed；It is described solid
Determine to be equipped between portion and the pipeline (1) outer circle wall and thicken pad, the pad that thickens is equipped with and the tapped through hole (32) cooperation
What is be arranged thickens pad connecting hole.
8. a kind of refractory seals part according to claim 1, it is characterised in that: be equipped in the docking threaded hole (14)
It connects bolt (15), the pipeline (1) is equipped with radius in the axial outer end of docking threaded hole (14) and is greater than the docking spiral shell
The limit hole of pit (14) radius, is equipped with limit tabletting (16) in the limit hole, the built-in screw (13) include with it is described
The thread segment (131) of bolt (15) connection and the changeover portion (132) of the connection thread segment (131) and head of screw are connected, it is described
Limit tabletting (16) is provided with the limit tabletting hole passed through for the changeover portion (132), and the hole wall in the limit tabletting hole is equipped with magnetic
It inhales layer two (161), changeover portion (132) peripheral side is equipped with the magnetic docking layer two docked with the magnetic adsorption layer two (161).
9. a kind of refractory seals part according to claim 8, it is characterised in that: along diameter at the top of the limit tabletting (16)
To two sliding slots are symmetrically arranged with, slide plate (162) are equipped in the sliding slot, the hole wall of the limit hole is equipped with and the slide plate (162)
The limit opening (163) of docking.
10. a kind of refractory seals part according to claim 9, it is characterised in that: two avris of sliding slot is equipped with slide plate
Limiting slot, the slide plate (162) are equipped with the slide plate protrusion being slidably connected with the slide plate limiting slot, institute in its glide direction avris
It states and is equipped with ball accommodation groove in slide plate limiting slot, the ball with the slide plate projection contacts is equipped in the ball accommodation groove
(164).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811062823.1A CN108980348A (en) | 2018-09-12 | 2018-09-12 | A kind of refractory seals part |
| CN201910125861.5A CN109611556A (en) | 2018-09-12 | 2019-02-20 | A kind of refractory seals part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811062823.1A CN108980348A (en) | 2018-09-12 | 2018-09-12 | A kind of refractory seals part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980348A true CN108980348A (en) | 2018-12-11 |
Family
ID=64545111
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811062823.1A Withdrawn CN108980348A (en) | 2018-09-12 | 2018-09-12 | A kind of refractory seals part |
| CN201910125861.5A Withdrawn CN109611556A (en) | 2018-09-12 | 2019-02-20 | A kind of refractory seals part |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910125861.5A Withdrawn CN109611556A (en) | 2018-09-12 | 2019-02-20 | A kind of refractory seals part |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108980348A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171305A (en) * | 2018-10-24 | 2019-01-11 | 中源家居股份有限公司 | It is a kind of can any adjusting angle of backrest sofa |
| CN109247745A (en) * | 2018-10-24 | 2019-01-22 | 中源家居股份有限公司 | A kind of slide rail type sofa |
-
2018
- 2018-09-12 CN CN201811062823.1A patent/CN108980348A/en not_active Withdrawn
-
2019
- 2019-02-20 CN CN201910125861.5A patent/CN109611556A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171305A (en) * | 2018-10-24 | 2019-01-11 | 中源家居股份有限公司 | It is a kind of can any adjusting angle of backrest sofa |
| CN109247745A (en) * | 2018-10-24 | 2019-01-22 | 中源家居股份有限公司 | A kind of slide rail type sofa |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109611556A (en) | 2019-04-12 |
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Application publication date: 20181211 |