CN208270116U - A kind of threaded sealing device - Google Patents
A kind of threaded sealing device Download PDFInfo
- Publication number
- CN208270116U CN208270116U CN201820897496.0U CN201820897496U CN208270116U CN 208270116 U CN208270116 U CN 208270116U CN 201820897496 U CN201820897496 U CN 201820897496U CN 208270116 U CN208270116 U CN 208270116U
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- CN
- China
- Prior art keywords
- adsorption cover
- conducting wire
- sealing
- sealing shroud
- sealing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 98
- 238000001179 sorption measurement Methods 0.000 claims abstract description 56
- 239000002689 soil Substances 0.000 claims abstract description 50
- 239000003463 adsorbent Substances 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- 229910052742 iron Inorganic materials 0.000 claims description 23
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 210000004027 cell Anatomy 0.000 description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000004020 conductor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 102000010970 Connexin Human genes 0.000 description 1
- 108050001175 Connexin Proteins 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920000295 expanded polytetrafluoroethylene Polymers 0.000 description 1
- 210000003976 gap junction Anatomy 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Measuring Fluid Pressure (AREA)
Abstract
A kind of threaded sealing device, sealing device includes the adsorption cover that sealing shroud and sealing of the tight on conducting wire are located on through-hole, adsorption cover boring, the top and bottom end of adsorption cover are open, and the area of adsorption cover bottom end opening is greater than the area of adsorption cover top end opening；Adsorption cover is software cover；The top of sealing shroud is airtight to be fixed on conducting wire, the bottom end of sealing shroud and the top end opening of adsorption cover are tightly connected, the bottom end of adsorption cover is fixed on the outer surface of soil pressure cell by the way that adsorbent equipment is airtight, and the inner cavity of sealing shroud is connected with the inner cavity of adsorption cover, to constitute for the perforative channel of conducting wire；Sealing device further includes the bracing means for preventing sealing shroud from slipping from conducting wire, bracing means includes nut, the inner wall of nut is equipped with internal screw thread, and the outer wall of sealing shroud is equipped with external screw thread, and sealing shroud is tightened on conducting wire by nut by internal screw thread and externally threaded cooperation.
Description
Technical field
The utility model belongs to a kind of sealing device, and in particular to a kind of threaded sealing device.
Background technique
Data collecting instrument is connected by conducting wire with soil pressure cell, and conducting wire mostly uses nut to connect greatly with soil pressure cell, with
The increasing of underground space development dynamics, in the biggish place of artesian water hydraulic pressure, water is easy to flow into inside soil pressure cell along conducting wire, into
And influence the normal use of soil pressure cell internal sensor.
The Chinese patent of Publication No. 106248267B discloses a kind of miniature three-dimensional soil pressure cell and its test method,
Using waterproof gasket cement by between data conductor hole and data conductor hole fill securely, but artesian water hydraulic pressure biggishly
Side is easy to appear degumming infiltration situation.
The Chinese patent of Publication No. 207066666U discloses a kind of sensor, passes through the position in laser micropore region
Waterproof net is installed, to achieve the purpose that waterproof, but the ePTFE waterproof net or FEP waterproof net cost that use are high, and need
Welding operation, it is more troublesome.
Summary of the invention
In order to solve the problems, such as that the sealing performance between conducting wire and soil pressure cell is insufficient in the prior art, this is practical new
Type provides a kind of threaded sealing device.
The technical solution adopted in the utility model is:
Embodiments herein provides a kind of threaded sealing device, offers on the soil pressure cell and penetrates for conducting wire
Through-hole in soil pressure cell；It is equipped between the conducting wire and the soil pressure cell for sealing between the conducting wire and the through-hole
Gap sealing device；
The sealing device include tight on the conducting wire sealing shroud and sealing be located on the through-hole
Adsorption cover, the adsorption cover boring, the top and bottom end of the adsorption cover are open, and the adsorption cover bottom end opening
Area is greater than the area of the adsorption cover top end opening；The adsorption cover is software cover；
The top of the sealing shroud is airtight to be fixed on the conducting wire, the top of the bottom end of the sealing shroud and the adsorption cover
End opening is tightly connected, and the bottom end of the adsorption cover passes through on the airtight outer surface for being fixed on the soil pressure cell of adsorbent equipment,
And the inner cavity of the sealing shroud is connected with the inner cavity of the adsorption cover, supplies the perforative channel of the conducting wire to constitute；
The sealing device further includes the bracing means for preventing sealing shroud from slipping from conducting wire, and the bracing means includes spiral shell
Cap, the inner wall of the nut are equipped with internal screw thread, and the outer wall of the sealing shroud is equipped with external screw thread, and the nut passes through described interior
The sealing shroud is tightened on the conducting wire by screw thread and the externally threaded cooperation.
Further, the sealing shroud has elasticity.
Further, the internal diameter of the sealing shroud is less than the outer diameter of conducting wire.
Further, the sealing shroud is silicone rubber seal set.
Further, the adsorption cover is silicon rubber adsorption cover.
Further, the adsorption cover is in cone.
Further, the adsorbent equipment includes the cyclic annular magnet being arranged in adsorption cover bottom opening and is fixed on soil pressure
Iron hoop on power box outer surfac, the iron hoop are closely attracted around the through-hole, the ring-type magnet and the iron hoop.
The beneficial effects of the utility model are embodied in:
(1) magnet being fixed on the iron hoop on soil pressure cell surface, adsorption cover is secured firmly on iron hoop to shift,
And magnet is completely embedded with iron hoop, will not be seeped water；Adsorption cover can be folded and unfolded along conductor length direction, adsorption cover tool
There is a degree of deflection to which magnet will not be involved, effectively avoids damage to the connection between magnet and iron hoop.
(2) sealing device and soil pressure cell form the vacuum environment of a relative closure, and ambient pressure is than in sealing device
Air pressure it is big, outside air squeeze sealing device, wrap up sealing device the junction of conducting wire and soil pressure cell tightly, with every
Exhausted outside air and water, sealing effect are good.
(3) magnet is connected with iron hoop by magnetism, and docking is convenient and simple, and connection sealing is good, bonding strength
High, long service life.
(4) nut screws tight the sealing shroud on conducting wire, can prevent conducting wire from loosening and slipping, to prevent water edge
Conducting wire flows into inside soil pressure cell, and then influences the normal use of soil pressure cell interior metal sensor.
Detailed description of the invention
Fig. 1 is the connection schematic diagram of soil pressure cell and conducting wire.
Fig. 2 is structural schematic diagram of the sealing device when tentatively installing on conducting wire in one embodiment.
Fig. 3 is that the structure of the junction in one embodiment between sealing shroud and adsorption cover sealed guide and soil pressure cell is shown
It is intended to.
Fig. 4 is the structural schematic diagram of the junction in one embodiment between sealing device sealed guide and soil pressure cell.
Specific embodiment
It is clearly and completely described below in conjunction with technical solution of the attached drawing to the utility model patent, it is clear that retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This
Outside, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, such as there is term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Referring to attached drawing, the present embodiment provides a kind of threaded sealing device, offered on the soil pressure cell 20 for leading
Line 10 penetrates the through-hole in soil pressure cell 20；It is equipped between the conducting wire and the soil pressure cell for sealing the conducting wire and institute
State the sealing device in the gap between through-hole；
Specifically, the soil pressure cell 20 is a kind of steel string type sensor for measuring soil pressure, it is mainly used for measuring soft
Soil and the soil pressure variation that point is buried in banketing；Also it can measure the soil body to surface contact pressures such as retaining wall, friction piles.Mainly
For application fields such as roadbed, foundation pit, retaining wall, dam, tunnel mines.The conducting wire is through the through-hole and and soil pressure cell
Component (such as sensor) connection in 20.
The sealing device includes that sealing shroud 31 and sealing of the tight on the conducting wire 10 are located at the through-hole
On adsorption cover 32,32 boring of adsorption cover, the top and bottom end of the adsorption cover are open, and the adsorption cover 32
The area of bottom end opening is greater than the area of 32 top end opening of adsorption cover；And the adsorption cover 32 is software cover；
The top of the sealing shroud 31 is airtight to be fixed on the conducting wire 10, the bottom end of the sealing shroud 31 and the absorption
The top end opening of cover 32 is tightly connected, and the bottom end of the adsorption cover 32 is fixed on the soil pressure cell 20 by the way that adsorbent equipment is airtight
Outer surface on, and the inner cavity of the sealing shroud 31 is connected with the inner cavity of the adsorption cover 32, is passed through with constituting for the conducting wire
The channel worn；
The sealing device further includes the bracing means for preventing sealing shroud 31 from slipping from conducting wire 10, the bracing means packet
Nut 35 is included, the inner wall of the nut 35 is equipped with internal screw thread, and the outer wall of the sealing shroud 31 is equipped with external screw thread 34, the spiral shell
The sealing shroud 31 is tightened on the conducting wire 10 by cap 35 by the cooperation of the internal screw thread and the external screw thread 34.
Specifically, the nut 35 screws tight the sealing shroud 31 on the conducting wire 10,10 pine of conducting wire can be prevented
Dynamic and slippage to prevent water from flowing into inside soil pressure cell 20 along conducting wire 10, and then influences 20 interior metal of soil pressure cell sensing
The normal use of device.
Further, the sealing shroud 31 has elasticity.
Further, the internal diameter of the sealing shroud 31 is less than the outer diameter of conducting wire 10.
Specifically, the internal diameter of the sealing shroud 31 is less than the outer diameter of conducting wire 10, so that 31 tight of the sealing shroud
Outside conducting wire 10, and ensure sealing shroud 31 will not along conducting wire 10 slidingly and sealingly property is good.
Further, the sealing shroud 31 is silicone rubber seal set.
Further, the adsorption cover 32 is silicon rubber adsorption cover.
Further, the adsorption cover 32 is in cone.
Further, the adsorbent equipment includes the cyclic annular magnet 33 being arranged in 32 bottom opening of adsorption cover and fixes
Iron hoop on 20 outer surface of soil pressure cell, for the iron hoop around the through-hole, the ring-type magnet 33 and the iron hoop are tight
Close actuation.
Wherein, the magnet 33 (magnet) is connected with iron hoop by magnetism, and docking is convenient and simple, and connection sealing
Good, bonding strength height, long service life.
Specifically, when the shell of soil pressure cell 20 itself is that the metal material that can be adsorbed by magnet makes, soil pressure
A circle that is that box 20 itself surrounds through-hole and matching with cyclic annular magnet may act as iron hoop.When soil pressure cell 20 itself cannot
When being adsorbed by magnet, iron hoop can be fixed on soil pressure cell 20.
The application method of the utility model are as follows:
(1) sealing device is covered on conducting wire 10, and the sealing shroud 31 is fixed on conducting wire 10, by adsorption cover 32
Bottom surface is pulled to 20 surface of soil pressure cell surface and is located on the through-hole, as shown in Figure 2.
(2) iron will be inhaled until adsorption cover 32 is paved by pressing down on air of the adsorption cover 32 to be discharged in adsorption cover 32 with hand
Stone is fixed on the iron hoop on soil pressure cell surface 20, the vacuum environment of sealing device and soil pressure cell one relative closure of formation,
Ambient pressure is bigger than the air pressure in sealing device, and outside air squeezes sealing device, makes sealing device by conducting wire 10 and soil pressure
The junction of box 20 is tightly wrapped up, and to completely cut off outside air and water, and sealing effect is good, as shown in Figure 3.
(3) 35 sets of nut on the sealing shroud 35 and are tightened, to screwing tight sealing shroud 31 on conducting wire 10, is such as schemed
Shown in 4.
Magnet is fixed in the present embodiment on the iron hoop on soil pressure cell surface 20, adsorption cover 32 is secured firmly to iron
It will not shift, and magnet 33 is completely embedded with iron hoop, will not seep water on ring；Adsorption cover 31 can be with along 10 length direction of conducting wire
It folds and unfolds, adsorption cover 32 has a degree of deflection to involve magnet 33, effectively avoids damage to inhale
Connection between iron-stone 33 and iron hoop.Outside air squeezes sealing device, makes sealing device by conducting wire 10 and soil pressure cell 20
It tightly wraps up without gap junction.The nut 35 screws tight the sealing shroud 31 on conducting wire 10, can prevent from leading
Line 10 is loosened and is slipped, to prevent water from flowing into 20 internal influence soil pressure cell of soil pressure cell, 20 interior metal sensing along conducting wire 10
The normal use of device.
Content described in this specification embodiment is only enumerating for the way of realization conceived to utility model, this is practical new
The protection scope of type is not construed as being only limitted to the concrete form of embodiment statement, the protection scope of the utility model also and in
Those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (7)
1. a kind of threaded sealing device, it is characterised in that: offer on soil pressure cell and penetrated in soil pressure cell for conducting wire
Through-hole；The sealing for sealing the gap between the conducting wire and the through-hole is equipped between the conducting wire and the soil pressure cell
Device；
The sealing device include tight on the conducting wire sealing shroud and sealing be located at the absorption on the through-hole
Cover, the adsorption cover boring, the top and bottom end of the adsorption cover is open, and the area of the adsorption cover bottom end opening
Greater than the area of the adsorption cover top end opening；The adsorption cover is software cover；
The top of the sealing shroud is airtight to be fixed on the conducting wire, and the bottom end of the sealing shroud and the top of the adsorption cover are opened
Mouth is tightly connected, and the bottom end of the adsorption cover passes through on the airtight outer surface for being fixed on the soil pressure cell of adsorbent equipment, and institute
The inner cavity for stating sealing shroud is connected with the inner cavity of the adsorption cover, supplies the perforative channel of the conducting wire to constitute；
The sealing device further includes the bracing means for preventing sealing shroud from slipping from conducting wire, and the bracing means includes nut,
The inner wall of the nut is equipped with internal screw thread, and the outer wall of the sealing shroud is equipped with external screw thread, and the nut passes through the interior spiral shell
The sealing shroud is tightened on the conducting wire by line and the externally threaded cooperation.
2. a kind of threaded sealing device as described in claim 1, it is characterised in that: the sealing shroud has elasticity.
3. a kind of threaded sealing device as described in claim 1, it is characterised in that: the internal diameter of the sealing shroud, which is less than, leads
The outer diameter of line.
4. a kind of threaded sealing device as described in claim 1, it is characterised in that: the sealing shroud is silicone rubber seal
Set.
5. a kind of threaded sealing device as described in claim 1, it is characterised in that: the adsorption cover is silicon rubber absorption
Cover.
6. a kind of threaded sealing device as described in claim 1, it is characterised in that: the adsorption cover is in cone.
7. a kind of threaded sealing device as described in claim 1, it is characterised in that: the adsorbent equipment includes that setting exists
Cyclic annular magnet in adsorption cover bottom opening and the iron hoop being fixed on soil pressure cell outer surface, the iron hoop is around described logical
Hole, the ring-type magnet and the iron hoop are closely attracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820897496.0U CN208270116U (en) | 2018-06-11 | 2018-06-11 | A kind of threaded sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820897496.0U CN208270116U (en) | 2018-06-11 | 2018-06-11 | A kind of threaded sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270116U true CN208270116U (en) | 2018-12-21 |
Family
ID=64689343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820897496.0U Expired - Fee Related CN208270116U (en) | 2018-06-11 | 2018-06-11 | A kind of threaded sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760096A (en) * | 2018-06-11 | 2018-11-06 | 浙江工业大学 | A kind of threaded sealing device |
-
2018
- 2018-06-11 CN CN201820897496.0U patent/CN208270116U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760096A (en) * | 2018-06-11 | 2018-11-06 | 浙江工业大学 | A kind of threaded sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181221 Termination date: 20210611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |