CN208293557U - A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board - Google Patents
A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board Download PDFInfo
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- CN208293557U CN208293557U CN201820713340.2U CN201820713340U CN208293557U CN 208293557 U CN208293557 U CN 208293557U CN 201820713340 U CN201820713340 U CN 201820713340U CN 208293557 U CN208293557 U CN 208293557U
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- draining board
- trapezoidal
- plastic draining
- connector
- vacuum tube
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Abstract
The utility model relates to Soft Soil Subgrade Treatment Techniques fields, especially a kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board, it is characterized by: the attachment device is a hollow trapezoidal boxlike connector, the both side ends of the trapezoidal boxlike connector have the round connector for connecting the vacuum tube connection respectively, the other both side ends of the trapezoidal boxlike connector have the draining plate interface for inserting the plastic draining board respectively, and the hollow tube connects head by the trapezoidal boxlike with the plastic draining board and connect；The hollow inside of the trapezoidal boxlike connector was hydrospace.The utility model has the advantages that: have drainage effect good, structure is simple, and execute-in-place is convenient, and low in cost, use scope is wide and the advantage reused can be recycled.
Description
Technical field
The utility model relates to Soft Soil Subgrade Treatment Techniques field, especially a kind of directly discharging type vacuum prepressing vacuum tube and modeling
Expect the attachment device of drain bar.
Background technique
From the proposition and application of the technology of eighties of last century the eighties vacuum preloading, by the practical application and hair of many years
Exhibition, vacuum preloading have become one of main effective ways of soft soil foundation.Wherein directly discharging type vacuum prepressing is even more extensive
The basement process applied in coastal area hydraulic reclamation soil site.
The quality of the treatment effect of directly discharging type vacuum prepressing depends primarily on the application, transmitting and holding of vacuum degree, wherein
The application of vacuum degree depends on the suction force size that unit area vacuum pump effectively applies, and (i.e. the vacuum pump of unit area arrangement mentions
The effective power of confession), the holding of vacuum degree depends on the leakproofness effect of vacuum diaphragm and place, and the transmitting of vacuum degree mainly takes
Certainly under film, the patency (i.e. vacuum degree in vacuum tube) of vacuum line and the suction force of vertical plastic draining board are (in drain bar
Vacuum degree), the size of the vacuum degree in plastic draining board is largely dependent on connecting for vacuum line and plastic draining board
Bad (i.e. loss of vacuum degree).Therefore, what vacuum line was connect with plastic draining board seems of crucial importance.
The utility model patent of Patent No. ZL201220324973.7 discloses a kind of vacuum transverse drainage piecing devices,
The device includes water board, butterfly connector, plastic draining board, and the water service pipe both ends are connected with the outlet of the both ends of butterfly connector
It connects, butterfly connector both wings are directly connected to drain bar.
Although the method can connect drain bar and vacuum wired hose, there are following disadvantages:
1) butterfly connector in the patent, flank extension elongation are 20cm, and thickness is only 1cm, and slenderness ratio is larger, whole rigid
Degree is smaller, and the edge of a wing is easy to fracture, and destructive rate is higher, is unfavorable for recycling and reusing.
2) butterfly connector in the patent, flank extension elongation are 20cm, and thickness is only 1cm, when plastic draining board is inserted into
When, remaining gap is smaller in flank, while the vacuum transmission of plastic conduit and butterfly connector only pass through two sides 10 ×
The rectangular opening of 80mm transmits, and since the vacuum preloading time (is greater than 90 days) generally relatively long, transmission channel is easy to by miscellaneous by mud etc.
Object blocking, the laser propagation effect of vacuum degree will have a greatly reduced quality.
3) each butterfly connector of the patent is fixed with plastic draining board using 6 nailings, in view of nailing usage amount in place
It is larger, and larger amount of nailing needs construction personnel to carry with oneself, is easy to lose in the venue, if losing in place, the later period will
Vacuum diaphragm may be punctured, the holding of vacuum degree is influenced, influences the effect of basement process.
Summary of the invention
The purpose of this utility model is to provide a kind of directly discharging type vacuum prepressing vacuum according to above-mentioned the deficiencies in the prior art
The attachment device of pipe and plastic draining board, by the way that connector and socket realization vacuum tube and plastic row is arranged in trapezoidal boxlike connector
The connection of water plate, while drainage effect is improved in trapezoidal design two-stage slope surface.
The utility model aim realization is completed by following technical scheme:
A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board is used for vacuum tube and plastic draining board
Between be connected and fixed, it is characterised in that: the attachment device be a hollow trapezoidal boxlike connector, the trapezoidal boxlike connector
Both side ends there is the round connector for connecting vacuum tube connection respectively, other the two of the trapezoidal boxlike connector
Side end is respectively provided with the draining plate interface for inserting the plastic draining board, and the hollow tube and the plastic draining board are logical
It crosses the trapezoidal boxlike and connects head connection；The hollow inside of the trapezoidal boxlike connector was hydrospace.
The trapezoidal boxlike connector is vertically provided with level-one slope surface and second level slope surface, the slope of the level-one slope surface by its top surface
Degree is less than the gradient of the second level slope surface；The draining plate interface is opened in the two sides of the second level slope surface.
It is provided with fixing piece in the second level slope surface, the fixing piece is used for inserting in the draining plate interface
Plastic draining board press is fixed.
The fixing piece is cross great circle flat head screw, and the cross great circle flat head screw is in recessed cloth
It sets.
The gradient of the level-one slope surface is 10 ° -20 °, and the gradient of the second level slope surface is 35 ° -45 °
The outer diameter of the circle connector is less than the internal diameter of the vacuum tube.
The utility model has the advantages that:
1) overall stiffness is good, should not be bad, can be recycled for a long time: using trapezoidal boxlike connector use have some strength and
The specific material of durability, and its whole length, width and height is not much different, overall stiffness is preferable, should not destroy, can be long-term
It is recycled.
2) section is larger and reasonable, transmit vacuum effectiveness good: side use two-stage slope structure, the transverse direction of whole interior and
Longitudinal cross-section of river is larger, and whole anti-blocking silt effect is more preferable, the vacuum transmission better effect in connector.
3) in-site installation is easy to operate, safety, simple: since the level-one slope surface of every side is evenly arranged two setting screws
Hole, and twisted in advance there are two cross great circle flat head screw, constructing operation personnel need to only carry a Philips screwdriver every time.
4) connection of connector and plastic draining board is more preferably secured, and whole drainage performance is more preferably stable: the cross in hole is big
It is homalocephalus at the top of round flat head screw, vacuum diaphragm will not be had an impact, meanwhile, Gu the cross great circle flat head screw in timing hole
In introversion shape, cross great circle flat head screw bottom be it is pointed so that the fixed effect of plastic draining board is more preferably, should not take off
The phenomenon that falling.
Meanwhile having drainage effect good, structure is simple, and execute-in-place is convenient, and low in cost, use scope is wide and recyclable
The advantage of reuse.
Detailed description of the invention
Fig. 1 is the front view of the utility model；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the mounting structure schematic diagram of the utility model.
Specific embodiment
The utility model feature and other correlated characteristics are described in further detail by embodiment below in conjunction with attached drawing,
In order to the understanding of technical staff of the same trade:
As shown in Figs 1-4, figure label 1-9 is respectively indicated are as follows: trapezoidal boxlike connector 1, cross great circle flat head screw 2,
Round connector 3, second level slope surface 4, level-one slope surface 5, binding piece 6, plastic draining board 7, vacuum tube 8, drain bar socket 9.
Embodiment: as shown in Figure 1 to Figure 3, directly discharging type vacuum prepressing vacuum tube and plastic draining board in the present embodiment
Attachment device main body is trapezoidal boxlike connector 1, and trapezoidal boxlike connector 1 is used to for vacuum tube and plastic drain-pipe being connected and fixed and structure
At drainage channel, so that directly discharging type vacuum prepressing drainage sunk well is carried out to soft soil foundation, to improve the bearing capacity of soft soil foundation.
As depicted in figs. 1 and 2, the both side ends of trapezoidal boxlike connector 1 are provided with round connector 3, circle connection respectively
First 3 outer diameter is slightly less than the internal diameter of vacuum tube, so that vacuum tube can be sleeved on the periphery of round connector 3.In conjunction with Fig. 1 and Fig. 3
Shown, the other both side ends of trapezoidal boxlike connector 1, the i.e. other both side ends compared to round connector 3 offer respectively
Drain bar socket 9, the shapes and sizes of drain bar socket 9 are satisfied with the requirement that plastic draining board is inserted.So, very
Blank pipe can be completed to be connected and fixed with plastic draining board by trapezoidal boxlike connector 1.As shown in Figure 1 to Figure 3, trapezoidal boxlike connector
1 is in hollow box-structure, and inner space was used as hydrospace.Specifically, vacuum tube pass through round connector 3 with it is trapezoidal
The hollow hydrospace of crossing of boxlike connector 1 is connected, and plastic draining board is hollow by drain bar socket 9 and trapezoidal boxlike connector 1
Hydrospace is crossed to be connected；After vacuum tube is connected to vacuum pumping device, vacuum degree caused by vacuum pumping device is by true
Blank pipe is transferred to plastic draining board, and plastic draining board can vertically aspirate the underground water in soft soil foundation by vacuum force, and
Underground water is expelled to outside by vacuum tube afterwards, directly discharging type vacuum prepressing drainage sunk well is carried out to soft soil foundation to realize, is mentioned
The high bearing capacity of soft soil foundation.
In conjunction with shown in Fig. 1 and Fig. 4, trapezoidal boxlike connector 1 is vertically provided with 5 He of level-one slope surface being arranged symmetrically from its top surface
The second level slope surface 4 being arranged symmetrically, and the gradient of level-one slope surface 5 is less than the gradient of second level slope surface 4.Wherein, level-one slope surface 5 can increase
Remaining gap in transverse drainage section after big plastic draining board 6 is inserted into, to improve draining under the premise of guaranteeing vacuum degree
Efficiency；And second level slope surface 4 can then increase the generally longitudinally cross-section of river in trapezoidal boxlike connector 1, so that it is stifled to reach anti-mud
Plug improves the good effects such as drainage efficiency.That is, in the present embodiment in trapezoidal boxlike connector 1 in addition to can the company of playing
The effect of fitting connects vacuum tube and plastic draining board to outer, and even more important is a bit, by trapezoidal boxlike connector 1
Level-one slope surface 5 is set on box body and second level slope surface 4 effectively improves the drainage sunk well effect of directly discharging type vacuum prepressing, improves processing matter
Amount.
As shown in Figure 1 to Figure 3, it is respectively arranged in the level-one slope surface 5 being arranged symmetrically big as the cross of fixing piece
Round flat head screw 2, cross great circle flat head screw 2 is for pressing the plastic draining board inserted in drain bar socket 9
It is fixed, to guarantee the bonding strength between plastic draining board and trapezoidal boxlike connector 1.2 top of cross great circle flat head screw
It is homalocephalus circle to prevent from poking the vacuum diaphragm for being covered on top, bottom is pointed to enhance the press effect to plastic draining board
Fruit.Cross great circle flat head screw 2 is in recessed arrangement, to further increase its press effect to plastic draining board,
Make plastic draining board is not easily to fall off to skid off.
As shown in figure 4, trapezoidal boxlike connector 1 is when in use, including following method:
1) place leveling is carried out on the soft soil foundation place of quasi- processing first, plastic draining board 6 is then set, when setting
Plastic draining board 6 should reserve a segment length, and reserved length is the half of 6 spacing of plastic draining board.
2) trapezoidal boxlike connector 1 is placed between two adjacent plastic draining boards 6, is first arranged in vacuum tube 8 trapezoidal
Then the round connector 3 at trapezoidal 1 both ends of boxlike connector is connected, due to circle by the both ends of boxlike connector 1 with vacuum tube 8
The outer diameter of connector 3 is slightly less than the internal diameter of vacuum tube 8, the directly set of vacuum tube 8 should be filled to the bottom of round connector 3, and adopt
Its binding and fixing is formed into the entirety of a longitudinal direction in the periphery of round connector 3 with binding piece 6, thus complete vacuum tube 8 with
Being connected and fixed between trapezoidal boxlike connector 1.Tied silk, galvanized wire or nylon cable tie etc. can be selected in binding piece 6.
3) then that 6 removing surface of plastic draining board of reserved section is clean, especially incision position must not contain blocky mud
To avoid blocking.The cross great circle flat head screw 2 on trapezoidal boxlike connector 1 is unscrewed simultaneously, the modeling that two sides are cleaned out
Material drain bar 6 is inserted respectively among the corresponding drain bar socket 9 in trapezoidal 1 two sides of boxlike connector, later by the big round flat of cross
Head screw 2, which is tightened, makes it press plastic draining board 6, so that the connection completed between plastic draining board 6 and trapezoidal boxlike connector 1 is solid
It is fixed.At this point, plastic draining board 6 and vacuum tube 8 are connected and fixed by the completion of trapezoidal boxlike connector 1 and constitute criss-cross level
To drainage channel.
4) reciprocal with this, all plastic draining boards 6 in soft soil foundation place are connected by trapezoidal boxlike connector 1 and are installed
Corresponding vacuum tube 8, to complete the integral installation of horizontal direction drainage channel.
5) it is laid with two layers of vacuum diaphragm in the top of horizontal direction drainage channel, vacuum tube 8 is connected into vacuum equipment, it can be to soft
Native soil layer starts to carry out directly discharging type vacuum prepressing drainage sunk well.
The present embodiment is in the specific implementation: the gradient of level-one slope surface 5 is preferably 10 ° -20 °, the gradient of second level slope surface 4
Preferably it is 35 ° -45 °, under the cooperation of level-one slope surface 5 and second level slope surface 4, improves drainage effect.The top of trapezoidal boxlike connector 1
The width in face is 5cm, and bottom width is about 20cm, and most the height on flank side about 1.2cm, total height 5cm, wall thickness are
0.3-0.4cm, the entire length of trapezoidal boxlike connector 1 are the part that 11-12cm(is free of round connector 3).
Specific high polymer material of the trapezoidal boxlike connector 1 preferably with some strength and durability is made.
The filter membrane on its surface layer during installation, must not be removed, be caused to avoid because can not effectively filter by plastic draining board 6
Particle, mud blocking.The insertion depth of plastic draining board 6 should not be preferably greater than 8cm less than 4cm, as length is unsatisfactory for requiring to answer
6 lengthening of plastic draining board is handled；Simultaneously, it is ensured that plastic draining board 6 has enough tensile strength, so that uneven sink occurs
Plastic draining board 6 does not fall off the phenomenon that disconnection when drop.
Be evenly arranged in the level-one slope surface 5 of the every side of trapezoidal boxlike connector 1 there are two setting screw hole, and it is peaceful in advance there are two
Cross great circle flat head screw 2 amounts to four, and aperture is about 0.3-0.5cm, to effectively be stablized to plastic draining board 6
Ground press is fixed.
The outer diameter of round connector 3 is slightly less than 8 internal diameter 1-2mm of vacuum tube, and the length of round connector 3 is preferably 5cm,
To guarantee the bonding strength between round connector 3 and vacuum tube 8.
Although above embodiments are elaborated referring to conception and embodiment of the attached drawing to the utility model aim,
But those skilled in the art will realize that still may be used in the case where no disengaging claim limits the precondition of range
To make various modifications and variations to the utility model, therefore will not repeat them here.
Claims (6)
1. a kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board, for vacuum tube and plastic draining board it
Between be connected and fixed, it is characterised in that: the attachment device be a hollow trapezoidal boxlike connector, the trapezoidal boxlike connector
Both side ends have the round connector for connecting the vacuum tube connection, the other two sides of the trapezoidal boxlike connector respectively
End is respectively provided with the draining plate interface for inserting the plastic draining board, and the vacuum tube passes through with the plastic draining board
The trapezoidal boxlike connects head connection；The hollow inside of the trapezoidal boxlike connector was hydrospace.
2. the attachment device of a kind of directly discharging type vacuum prepressing vacuum tube and plastic draining board according to claim 1, special
Sign is: the trapezoidal boxlike connector is vertically provided with level-one slope surface and second level slope surface, the slope of the level-one slope surface by its top surface
Degree is less than the gradient of the second level slope surface；The draining plate interface is opened in the two sides of the second level slope surface.
3. the attachment device of a kind of directly discharging type vacuum prepressing vacuum tube and plastic draining board according to claim 2, special
Sign is: being provided with fixing piece in the second level slope surface, the fixing piece is used for inserting in the draining plate interface
Plastic draining board press is fixed.
4. the attachment device of a kind of directly discharging type vacuum prepressing vacuum tube and plastic draining board according to claim 3, special
Sign is: the fixing piece is cross great circle flat head screw, and the cross great circle flat head screw is in recessed cloth
It sets.
5. the attachment device of a kind of directly discharging type vacuum prepressing vacuum tube and plastic draining board according to claim 2, special
Sign is: the gradient of the level-one slope surface is 10 ° -20 °, and the gradient of the second level slope surface is 35 ° -45 °.
6. the attachment device of a kind of directly discharging type vacuum prepressing vacuum tube and plastic draining board according to claim 1, special
Sign is: the outer diameter of the circle connector is less than the internal diameter of the vacuum tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820713340.2U CN208293557U (en) | 2018-05-14 | 2018-05-14 | A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820713340.2U CN208293557U (en) | 2018-05-14 | 2018-05-14 | A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board |
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| Publication Number | Publication Date |
|---|---|
| CN208293557U true CN208293557U (en) | 2018-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820713340.2U Active CN208293557U (en) | 2018-05-14 | 2018-05-14 | A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570981A (en) * | 2018-05-14 | 2018-09-25 | 上海申元岩土工程有限公司 | A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board |
-
2018
- 2018-05-14 CN CN201820713340.2U patent/CN208293557U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570981A (en) * | 2018-05-14 | 2018-09-25 | 上海申元岩土工程有限公司 | A kind of attachment device of directly discharging type vacuum prepressing vacuum tube and plastic draining board |
| CN108570981B (en) * | 2018-05-14 | 2023-11-14 | 上海申元岩土工程有限公司 | Connecting device for in-line vacuum preloading vacuum tube and plastic drainage plate |
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