CN208736628U - A kind of closed-water test well - Google Patents
A kind of closed-water test well Download PDFInfo
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- CN208736628U CN208736628U CN201821003049.2U CN201821003049U CN208736628U CN 208736628 U CN208736628 U CN 208736628U CN 201821003049 U CN201821003049 U CN 201821003049U CN 208736628 U CN208736628 U CN 208736628U
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Abstract
The utility model discloses a kind of closed-water test well, including two matching used well bodies, respectively the first well body and the second well body, first well body and the second well body are u-shaped after connecting with tested pipeline, first well body includes the first pit shaft and the first well seat, first pit shaft one end is connected with well lid by articulated manner, the other end is equipped with the first interface, first well seat is L-type tube body, L-type bottom is equipped with support base, and L-type tube body is made of horizontal tube and vertical pipe, vertical pipe upper end is equipped with the first birdsmouth to match with first interface, and horizontal tube one end is closed end, the second interface is equipped at other end port, first interface and the second interface are equipped with the first sealing ring, second interface is additionally provided with the second sealing ring, resistance to compression part is embedded with inside closed end, buffer unit is equipped with inside horizontal tube；It uses waste and scrap for raw material, using new manufacture craft, has excellent performance, greatly saved economic cost.
Description
Technical field
The utility model relates to civic building field, especially a kind of closed-water test well.
Background technique
With the development of the social economy, existing municipal sewage pipe network and being far from satisfying modern industry sewage, city
The demand of city's sanitary sewage emission treatment, according to " water and wastewater piping engineering construction and acceptance specification " (GB50268-97), sewage
Or confluence of rainwater and sewage drainage pipeline is installing, to carry out leak test using water law is closed before backfilling of pipe canal soil.Test requirements document
Sewage pipe and interface must not have drainage, and the water percolating capacity in certain time is less than specified value, i.e. referred to as closed-water test.It closes
Water test needs to block in the pipeline of test section, and traditional method for blocking concrete or wall of laying bricks are sealed, step
It is rapid cumbersome, the efficiency of closed-water test is influenced, while brick wall is difficult to be bonded with insides of pipes wall to be detected.
It is CN 205843895U " a kind of closed-water test for heavy caliber drain pipe by retrieval, such as Authorization Notice No.
Sealing device ", using the disk like steel disc of a cambered surface, but the device is than heavier, if it is inconvenient to carry in underground.Also
Having Authorization Notice No. is a kind of " the drainage pipeline segmented closed-water test sealing-plug " of CN 204924589U, using one
Rubber stopper is inflated it, then blocks to the pipeline both ends of test.In addition, being CN there are also application publication number
107965675 " a kind of presetting system urban sewage pipe closed-water test pipeline ", should be patent disclosed that a kind of prefabricated component, be filled out
Concrete is filled, pipeline is blocked, disassembly installation takes time and effort.And there are also related datas to record, closed-water test tradition
The expense of common method mainly includes the clear water of test, blocks the materials such as the brick, cement, sandstone of nozzle, the machine of suction pump
Tool machine-team takes and labour cost etc..According to current rating level, it is with the DN1800 sewage conduct closed-water test of every 1km long
Example, needs 11779 yuan of artificial mechanism expense, 10485 yuan of Master Cost, adds up to 22264 yuan/km, i.e. 22.264 yuan/m, expends
It is huge.
Utility model content
To solve the above problems, the utility model discloses a kind of closed-water test well, including two mating make
Well body, respectively the first well body and the second well body, the first well body and the second well body are in U-shaped after connecting with tested pipeline
Shape, first well body include the first pit shaft and the first well seat, and first pit shaft one end is connected with well lid by articulated manner,
The other end is equipped with the first interface, and the first well seat includes L-type tube body and the support base set on the L-type bottom, the L
Type tube body is made of horizontal tube and vertical pipe, and the vertical pipe upper end is equipped with first to match with first interface and accepts
Mouthful, and described horizontal tube one end is closed end, and the second interface is equipped at other end port, first interface and second insert
Interface is equipped with the first sealing ring, and second interface is additionally provided with the second sealing ring, is embedded with resistance to compression inside the closed end
Part, the resistance to compression part are cambered surface skeleton；
Buffer unit is equipped with inside the horizontal tube, the buffer unit includes at least 5 cushions, and respectively first is slow
Rush pad, the second cushion, third cushion, the 4th cushion, the 5th cushion, first cushion, the second cushion, the
Three cushions, the 4th cushion, the 5th cushion surface be arc surface, and be overlapped mutually setting, first cushion
Set on the surface of the closed end, second cushion is set to the intersection of the closed end and the horizontal tube lower surface,
The third cushion, the 4th cushion and the 5th cushion are set to the bottom of the horizontal tube inner tubal wall；First buffering
Pad, the second cushion, third cushion, the 4th cushion and the 5th cushion circular arc radius surface successively successively decrease or described
The circular arc radius surface of one cushion is greater than the circular arc radius surface of second cushion, the third cushion, the 4th cushion
It is arranged equal with the circular arc radius surface of the 5th cushion and is no more than the circular arc radius surface of second cushion, and described the
One cushion, the second cushion, third cushion, the 4th cushion and the 5th cushion arc surface center of circle connection after be in
Obtuse angle；
First pit shaft is hollow wound pipe, including tube body, and the first cavity is equipped in the tube body, is filled out in first cavity
Filled with acoustical cotton.
As a preferred embodiment of the present invention, the periphery of first sealing ring is also integrally formed with non-return alar part, institute
It states non-return alar part and is set as ladder-like, the ladder-like trend is towards the open end of first interface.
As a preferred embodiment of the present invention, first cushion, the second cushion, third cushion, the 4th delay
Punching pad and the 5th internal cushion are equipped with the second cavity.
As a preferred embodiment of the present invention, elastic component is equipped between the cambered surface skeleton and the closed end.
As a preferred embodiment of the present invention, the cambered surface skeleton is centered on cambered surface frame center around the circle of setting
Shape rib and the radial rib uniformly dissipated around cambered surface frame center.
As a preferred embodiment of the present invention, the middle part of the radial rib starts herringbone bifurcated in SE secondary emission
Shape structure.
As a preferred embodiment of the present invention, first pit shaft is equipped on the outside of liquidometer and/or the closed end
It is additionally provided with knob.
As a preferred embodiment of the present invention, first cavity and the second cavity are circular cavity, rectangular enclosure, star
Any one or more combination of shape cavity.
As a preferred embodiment of the present invention, second well body include the second pit shaft and the second well seat, described second
Pit shaft upper end is closed end, and is that socket joint is connect with the second well seat, and the second well seat is opened with what tested pipeline was connect
Mouth end is equipped with the second birdsmouth, and the height of first pit shaft is greater than the height of second pit shaft.
As a preferred embodiment of the present invention, the well lid use transparent material, convenient for observation, due to the testing time compared with
It is long, additionally it is possible to prevent sundries from falling into test well.
A kind of manufacture craft of closed-water test well, including closed-water test well described in any one of claim 1-9, including
Following steps:
(a) prepare raw material: from waste plastic well, worn-out agricultural film, waste plastic bottle any one or a variety of combinations,
Standby raw material is obtained after being picked, cleaned, being dried；
(b) preparation of mixture: according to parts by weight by described standby raw material 70-80 parts, 10-15 parts of crosslinking agent, initiator
0.5-1 parts, 5-10 parts of reinforcing agent, 10-15 parts of lithium magnesium silicate be added in mixer and carry out shear-mixed, risen in 20-30min
Temperature forms mixture to 90 DEG C；
(c) it plasticates: weighing mixture, high temperature masticator is added and is heated up, plasticated, squeezed out, form plasticized mixtures, modeling
Refining process includes five sections, and the first temperature section is 90-100 DEG C, duration 15min, and second temperature section is 100-120 DEG C, is continued
Time is 20min, and third temperature section is 120-150 DEG C, duration 20min, and the 4th temperature section is 150-180 DEG C, is continued
Time is 15min, and the 5th temperature section is 180-210 DEG C, duration 5-10min；
(d) well body forms: plasticizing mixture obtained in step (c) is wound into Guan Bi mould by injection molding machine
In, mold is rotated with the revolving speed of 100-200r/min, is then put into oven heat to 250 DEG C-300 DEG C, is persistently kept the temperature 30-
After sixty minutes, the vacuum system through Vacuum shaping water tank is vacuumized to be cooled to room temperature with water circulation system, well body molding.
Compared with prior art, the utility model has the beneficial effects that (1) is fabricated to closed-water test using hollow wound pipe
Well is sealed test, good seal performance to pipeline, and convenient in carrying can be reused；(2) by by the pipe of the first pit shaft
Setting cavity in vivo, and acoustical cotton is filled, impact resistance ability is on the one hand improved, on the other hand also there is sound insulation silencing function, have
Water is to the noise for colliding and generating caused by tube wall when effect avoids filling the water；(3) cushion is set in closed end, can effectively keeps away
Damage when exempting from water filling to the impact of horizontal tube to tube body, and Static Water is effectively relieved when carrying out closed-water test to closed end
Pressure, extend the service life of the test well；(4) it is provided with the sealing ring of non-return alar part at bell socket, but also adds
Second sealing ring can effectively enhance the sealing performance of interface；(5) this test well uses waste and scrap for raw material, turns waste into wealth,
Resource reutilization, the feature of environmental protection is high, and plastic well saves manpower money with respect to the test well that conventional method is tested, when personnel carry
This, economic cost is greatly reduced, and the test well reuse rate is high, can also become original after the test well is unqualified
Material, recycles.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the structural schematic diagram of the first sealing ring of the utility model；
Fig. 3 is the structural schematic diagram of the utility model the first well seat；
Fig. 4 is the structural schematic diagram of the utility model cambered surface skeleton；
Fig. 5 is the diagrammatic cross-section of the first pit shaft of the utility model；
In figure, the first pit shaft of 1-, 2- well lid, 3- the first well seat, the first sealing ring of 4-, 5- buffer unit, 6- support base,
7- cavity, 8- knob, 9- the second well seat, the first interface of 101-, 31- vertical pipe, the first birdsmouth of 311-, 32- horizontal tube,
The closed end 321-, 322- cambered surface skeleton, 3221- circle rib, 3222- emitting shape rib, 323- elastic component, the second grafting of 324-
Mouthful, the second sealing ring of 325-, 401- non-return alar part, the first cushion of 501-, the second cushion of 502-, 503- third cushion,
The 4th cushion of 504-, the 5th cushion of 505-, the 6th cushion of 506-, the 7th cushion of 507-, the 8th cushion of 508-,
The second cavity of 509-, the second birdsmouth of 901-, the second pit shaft of 902-.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
It elaborates with reference to the accompanying drawing to specific embodiment of the utility model.
Embodiment 1
As shown in Figs. 1-5, a kind of closed-water test well, including two matching used well bodies, respectively the first well body and
Two well bodies, the first well body and the second well body are u-shaped after connecting with tested pipeline, and first well body includes the first pit shaft 1
With the first well seat 3, described first pit shaft, 1 one end is connected with the well lid 2 prepared using transparent material, this implementation by articulated manner
Example uses transparent organic glass material, and the other end is equipped with the first interface 101, and the first well seat 3 includes L-type tube body and sets
In the support base 6 of the L-type bottom, which is made of horizontal tube 31 and vertical pipe 32,32 upper end of vertical pipe
Equipped with the first birdsmouth 311 to match with first interface 101, and 32 one end of the horizontal tube is closed end 321, separately
The second interface 324 is equipped at the port of one end, first interface 101 and the second interface 324 are equipped with the first sealing ring
4, second interface 324 is additionally provided with the second sealing ring 325, i.e., when second interface 324 and tested Pipe installing
After good, the first sealing ring 4 is sealed at bell socket, and the second sealing ring 325 is coated on the outside at bell socket, can
To double-layer seal is played the role of at tested pipe joint, resistance to compression part 5, the water are embedded with inside the closed end 321
Buffer unit 5 is equipped with inside flat pipe 32；
The buffer unit 5 includes the first cushion 501, the second cushion 502, third cushion 503, the 4th cushion
504, the 5th cushion 505, first cushion 501, the second cushion 502, third cushion 503, the 4th cushion
504, the surface of the 5th cushion 505 is arc surface, and is overlapped mutually setting, and first cushion 501 is set to the envelope
The surface of closed end 321, second cushion 502 are set to the intersection of the closed end 321 and 32 lower surface of horizontal tube
Third cushion 503, the 4th cushion 504, the 5th cushion 505 are set to the bottom of 32 inner tubal wall of horizontal tube；Described
One cushion 501, the second cushion 502, third cushion 503, the 4th cushion 504, the 5th cushion 505 arc surface
Radius successively successively decreases, and is in 100 ° of angles after the center point connection；
First pit shaft 1 is hollow wound pipe, including tube body, is equipped with several anisodiametric circular cavities in the tube body
7, the cavity 7 is interior to be filled with acoustical cotton, on the one hand improves impact resistance ability, on the other hand also with sound insulation silencing function, effectively
Water is to the noise for colliding and generating caused by tube wall when avoiding filling the water.
Second well body includes the second pit shaft 902 and the second well seat 9, and 902 upper end of the second pit shaft is closed end, and
It is that socket joint is connect with the second well seat 9, the open end that the second well seat 9 is connect with tested pipeline is equipped with the second birdsmouth
901, other settings of the second well body are consistent with first well body, and the height of second pit shaft 902 is less than described first
The height of pit shaft 1.
As a kind of technical optimization scheme of the utility model, the periphery of first sealing ring 4 is also integrally formed with only
Alar part 401 is returned, the non-return alar part 401 is set as ladder-like, opening of the ladder-like trend towards first interface 311
End, since ladder-like and the first birdsmouth is face contact, frictional force is bigger, and grip is more preferable, and sealing effect is more preferably.
As a kind of technical optimization scheme of the utility model, first pit shaft 1 is equipped with liquidometer, the closed end
321 outsides are additionally provided with knob 8, and after being conveniently completed, staff is carried.
The support base 6 is additionally provided with reinforcing rib, further increases the mechanical strength of test well, extends the service life.
Embodiment 2
The present embodiment is to improve on the basis of embodiment 1, and specifically described first cushion 501, second buffers
Pad 502, third cushion 503, the 4th cushion 504, the 5th cushion 505 circular arc radius surface successively successively decrease, and the center point
It is in 110 ° of angles after connection.
Embodiment 3
The present embodiment is to improve on the basis of embodiment 1, specifically described first cushion 501, second
Cushion 502, third cushion 503, the 4th cushion 504, the 5th cushion 505 circular arc radius surface successively successively decrease, and circle
It is in 120 ° of angles after being connected at the heart.
Embodiment 4
The present embodiment is to improve on the basis of embodiment 1, and specifically described first cushion 501, second buffers
Pad 502, third cushion 503, the 4th cushion 504, the 5th cushion 505 circular arc radius surface successively successively decrease, and the center point
It is in 130 ° of angles after connection.
Embodiment 5
The present embodiment is to improve on the basis of embodiment 1, and specifically described first cushion 501, second buffers
Pad 502, third cushion 503, the 4th cushion 504, the 5th cushion 505 circular arc radius surface successively successively decrease, and the center point
It is in 140 ° of angles after connection.
Embodiment 6
The present embodiment is to improve on the basis of embodiment 1, the specifically described buffer unit 5 be include first buffering
Pad 501, the second cushion 502, third cushion 503, the 4th cushion 504, the 5th cushion 505, the 6th cushion 506,
7th cushion 507, the 8th cushion 508, first cushion 501, the second cushion 502, third cushion 503,
Four cushions 504, the 5th cushion 505, the 6th cushion 506, the 7th cushion 507, the 8th cushion 508 surface be
Arc surface, and it is overlapped mutually setting, first cushion 501 is set to the surface of the closed end 321, second cushion
502 be set to the closed end 321 and 32 lower surface of horizontal tube intersection's third cushion 503, the 4th cushion 504,
5th cushion 505, the 6th cushion 506, the 7th cushion 507, the 8th cushion 508 are set to 32 inner tubal wall of horizontal tube
Bottom；First cushion 501, the second cushion 502, third cushion 503, the 4th cushion the 504, the 5th buffering
Pad 505, the 6th cushion 506, the 7th cushion 507, the circular arc radius surface of the 8th cushion 508 are equal, and the center point connects
It is afterwards in 120 ° of angles.
Control group is the test well for being not provided with buffer unit.
Closed-water test test philosophy: the both ends of test well and tested pipeline are subjected to bell and spigot installation, start to be closed
Water test specifically fills the water of 3m depth in the first pit shaft 1, has recorded liquid level and counted, and stands for 24 hours, reads again liquid level
It counts, reading should observe half an hour again every time, calculate water percolating capacity (unit: L/min.km), and being tested caliber is DN100.
The test well of above-described embodiment 1-5 and control group are subjected to compression fatigue test, by each test well and are tested
After Pipe installing is good under 1.5MPa pressure, it is one group that holding, which places carry out closed-water test record water percolating capacity for 24 hours for 24 hours, after pressure release,
Data are tested repeatedly, obtain following data, are shown in Table 1.
The water percolating capacity of each embodiment of table 1 and control group after compression test
| 1 | 5 | 10 | 15 | 20 | 30 | |
| Embodiment 1 | 2.23 | 2.11 | 2.18 | 2.33 | 2.12 | 2.18 |
| Embodiment 2 | 2.18 | 2.35 | 2.35 | 2.56 | 2.54 | 2.59 |
| Embodiment 3 | 2.36 | 2.69 | 2.14 | 2.15 | 2.19 | 2.53 |
| Embodiment 4 | 2.02 | 2.35 | 2.18 | 2.17 | 2.18 | 2.34 |
| Embodiment 5 | 2.58 | 2.14 | 2.09 | 2.45 | 2.51 | 2.85 |
| Embodiment 6 | 2.11 | 2.15 | 2.2 | 2.23 | 2.16 | 2.11 |
| Control group | 2.79 | 2.89 | 3.01 | 3.25 | 5.12 | 6.11 |
From table 1 it follows that carrying out closed-water test after the test well compression test of control group, water percolating capacity is higher by reality
The numerical value of 1-6 test well is applied, and with the increase of compression test number, the water percolating capacity of embodiment 1-6 test well is protected substantially
It holds unanimously, and the water percolating capacity of the test well of control group dramatically increases after 15 times, illustrates that the air-tightness of control group is remarkably decreased, and
Test well can also meet the requirement of closed-water test in embodiment, show lasting a long time for the test well of embodiment 1-6, can be anti-
It is multiple to use, cost is greatly reduced, economical and practical, principle is the design due to cushion, i.e., to each cushion cambered surface
Different designs, hydraulic pressure have a cushion effect, and combination power and reaction force principle to the pressure of closed end 321, buffering
Power exists simultaneously an anti-cushion effect, and due to the design of cambered surface, anti-cushion effect is dispersed into different directions, the impact to test well
Dynamics will substantially reduce, so that the service life of test well greatly prolongs, and due to the presence of cushion effect, while having centainly to sound
Attenuation, to reduce noise.
Embodiment 7
The present embodiment is to improve on the basis of embodiment 1, the specifically described buffer unit 5 be include first buffering
Pad 501, the second cushion 502, third cushion 503, the 4th cushion 504, the 5th cushion 505, the 6th cushion 506,
It is disposed with the second cavity 509 inside 7th cushion 507, the 8th cushion 508, which is rectangular enclosure, sound insulation effect
Fruit is obviously improved.
Embodiment 8
The present embodiment be improve on the basis of embodiment 1, as shown in figure 4, the specifically described cambered surface skeleton 322 with
Around the round rib 3221 of setting and the radiation uniformly dissipated around 322 center of cambered surface skeleton centered on 322 center of cambered surface skeleton
Shape rib 3222, the middle part of the radial rib 3222 start herringbone bifurcated in SE secondary emission shape structure, i.e., further will
Pressure release, reduces the pressure to closed end, and elastic component 323 is equipped between the cambered surface skeleton 322 and the closed end 321,
323 the present embodiment of elastic component uses rubber pad or spring, further increases the compression strength of test well.
Embodiment 9
A kind of manufacture craft of closed-water test well, includes the following steps:
(a) prepare raw material: waste HDPE plastic well is picked, 40 ° of warm water clean 3 times, then 100 in baking oven
Standby raw material is obtained after dry 2h at a temperature of DEG C；
(b) preparation of mixture: according to parts by weight by the standby raw material 70kg, trien 10kg, peroxidating
Benzoyl/n,N-Dimethylaniline 0.5kg, aromatic polyamide fibre 5kg, lithium magnesium silicate 10kg are added in mixer and are sheared
Mixing is warming up to 90 DEG C in 30min, forms mixture；
(c) it plasticates: weighing mixture, high temperature masticator is added and is heated up, plasticated, squeezed out, form plasticized mixtures, modeling
Refining process includes five sections, and the first temperature section is 90-100 DEG C, duration 15min, and second temperature section is 100-120 DEG C, is continued
Time is 20min, and third temperature section is 120-150 DEG C, duration 20min, and the 4th temperature section is 150-180 DEG C, is continued
Time is 15min, and the 5th temperature section is 180-210 DEG C, duration 10min；
(d) well body forms: plasticizing mixture obtained in step (c) is wound into Guan Bi mould by injection molding machine
In, mold is rotated with the revolving speed of 150r/min, is then put into oven heat to 250 DEG C-300 DEG C, is persistently kept the temperature 30-60 minutes
Afterwards, the vacuum system through Vacuum shaping water tank is vacuumized to be cooled to room temperature with water circulation system, well body molding.
Performance test: fabric elongation rate 501%, stretch breaking strength 12MPa, axial deformation rate 1.50% have good make
Use performance.
Embodiment 10
A kind of manufacture craft of closed-water test well, includes the following steps:
(a) prepare raw material: waste PP plastic bottle is picked, 40 ° of warm water clean 3 times, then 100 DEG C in baking oven
At a temperature of after dry 2h standby raw material；
(b) preparation of mixture: according to parts by weight by the standby raw material 80kg, Diacetone Acrylamide 10kg, peroxide
Change lauroyl 0.5kg, glass fibre 5kg, lithium magnesium silicate 12kg to be added in mixer and carry out shear-mixed, be risen in 30min
Temperature forms mixture to 90 DEG C；
(c) it plasticates: weighing mixture, high temperature masticator is added and is heated up, plasticated, squeezed out, form plasticized mixtures, modeling
Refining process includes five sections, and the first temperature section is 90-100 DEG C, duration 15min, and second temperature section is 100-120 DEG C, is continued
Time is 20min, and third temperature section is 120-150 DEG C, duration 20min, and the 4th temperature section is 150-180 DEG C, is continued
Time is 15min, and the 5th temperature section is 180-210 DEG C, duration 10min；
(d) well body forms: plasticizing mixture obtained in step (c) is wound into Guan Bi mould by injection molding machine
In, mold is rotated with the revolving speed of 150r/min, is then put into oven heat to 250 DEG C-300 DEG C, is persistently kept the temperature 30-60 minutes
Afterwards, the vacuum system through Vacuum shaping water tank is vacuumized to be cooled to room temperature with water circulation system, well body molding.
Performance test: fabric elongation rate 551%, stretch breaking strength 11MPa, axial deformation rate 1.30% have good make
Use performance.
Embodiment 11
A kind of manufacture craft of closed-water test well, includes the following steps:
(a) prepare raw material: waste and old PE agricultural film is picked, 40 ° of warm water clean 3 times, then 100 DEG C of temperature in baking oven
Standby raw material is obtained after the lower dry 2h of degree；
(b) preparation of mixture: according to parts by weight by the standby raw material 80kg, three aziridine 10kg, isopropylbenzene
Hydrogen peroxidase 10 .5kg, glass fibre 5kg, lithium magnesium silicate 10kg, precipitated calcium carbonate 20kg are added in mixer shear and mix
It closes, 90 DEG C is warming up in 30min, form mixture；
(c) it plasticates: weighing mixture, high temperature masticator is added and is heated up, plasticated, squeezed out, form plasticized mixtures, modeling
Refining process includes five sections, and the first temperature section is 90-100 DEG C, duration 15min, and second temperature section is 100-120 DEG C, is continued
Time is 20min, and third temperature section is 120-150 DEG C, duration 20min, and the 4th temperature section is 150-180 DEG C, is continued
Time is 15min, and the 5th temperature section is 180-210 DEG C, duration 10min；
(d) well body forms: plasticizing mixture obtained in step (c) is wound into Guan Bi mould by injection molding machine
In, mold is rotated with the revolving speed of 150r/min, is then put into oven heat to 250 DEG C-300 DEG C, is persistently kept the temperature 30-60 minutes
Afterwards, the vacuum system through Vacuum shaping water tank is vacuumized to be cooled to room temperature with water circulation system, well body molding.
Performance test: fabric elongation rate 499%, stretch breaking strength 10MPa, axial deformation rate 1.40% have good make
Use performance.
The present embodiment uses waste plastic well, worn-out agricultural film, waste plastic bottle for raw material, can be carried out secondary use, becomes useless
It for treasured, has excellent performance, save the cost.
Above-described embodiment only describes the optimal usage mode of existing equipment, and similar conventional machinery means is used to replace this reality
The element in example is applied, protection scope is each fallen within.
Claims (10)
1. a kind of closed-water test well, it is characterised in that: including two matching used well bodies, respectively the first well body and the second well
Body, first well body and the second well body are u-shaped after connecting with tested pipeline；
First well body includes the first pit shaft (1) and the first well seat (3), and described first pit shaft (1) one end passes through articulated manner
Be connected with well lid (2), the other end be equipped with the first interface (101), the first well seat (3) include L-type tube body and be set to the L
The support base (6) of type bottom, the L-type tube body are made of horizontal tube (32) and vertical pipe (31), on the vertical pipe (31)
End is equipped with the first birdsmouth (311) to match with first interface (101), and the horizontal tube (32) one end is closing
It holds (321), the second interface (324), first interface (101) and the second interface (324) is equipped at other end port
With being arranged with the first sealing ring (4), second interface (324) is additionally provided with the second sealing ring (325), in the closed end
Portion is embedded with resistance to compression part, and the resistance to compression part is cambered surface skeleton (322)；
Buffer unit (5) are equipped with inside the horizontal tube, the buffer unit (5) includes at least 5 cushions, and respectively first
Cushion (501), the second cushion (502), third cushion (503), the 4th cushion (504), the 5th cushion (505),
First cushion (501), the second cushion (502), third cushion (503), the 4th cushion (504), the 5th buffering
The surface for padding (505) is arc surface, and is overlapped mutually setting, and first cushion (501) is set to the closed end (321)
Surface, second cushion (502) be set to the closed end (321) and the horizontal tube lower surface intersection, it is described
Third cushion (503), the 4th cushion (504) and the 5th cushion (505) are set to the bottom of the horizontal tube (32) inner tubal wall
Portion；First cushion (501), the second cushion (502), third cushion (503), the 4th cushion (504) and the 5th
The circular arc radius surface of cushion (505) successively successively decreases or the circular arc radius surface of first cushion (501) is greater than described second
The circular arc radius surface of cushion (502), the third cushion (503), the 4th cushion (504) and the 5th cushion (505)
Circular arc radius surface setting it is equal and be no more than second cushion (502) circular arc radius surface, and it is described first buffering
Pad (501), the second cushion (502), third cushion (503), the 4th cushion (504) and the 5th cushion (505)
After the center of circle connection of arc surface in obtuse angle；
First pit shaft (1) is hollow wound pipe, including tube body, is equipped with the first cavity (7) in the tube body, first cavity
(7) acoustical cotton is filled in.
2. a kind of closed-water test well according to claim 1, it is characterised in that: the periphery of first sealing ring (4) is also
Integrally formed with non-return alar part (401), the non-return alar part (401) is set as ladder-like, and the ladder-like trend is towards described first
The open end of interface (101).
3. a kind of closed-water test well according to claim 2, it is characterised in that: first cushion (501), second are delayed
The second cavity is equipped with inside punching pad (502), third cushion (503), the 4th cushion (504) and the 5th cushion (505)
(509)。
4. a kind of closed-water test well according to claim 3, it is characterised in that: the cambered surface skeleton (322) and the envelope
Elastic component (323) are equipped between closed end (321).
5. a kind of closed-water test well according to claim 4, it is characterised in that: the cambered surface skeleton (322) is with cambered surface bone
Around the round rib (3221) of setting and the radiation uniformly dissipated around cambered surface skeleton (322) center centered on frame (322) center
Shape rib (3222).
6. a kind of closed-water test well according to claim 5, it is characterised in that: the middle part of the radial rib (3222)
Starting herringbone bifurcated is in SE secondary emission shape structure.
7. a kind of closed-water test well according to claim 6, it is characterised in that: first pit shaft (1) is equipped with liquid level
Knob (8) are additionally provided on the outside of meter and/or the closed end (321).
8. a kind of closed-water test well according to claim 7, it is characterised in that: first cavity (7) and the second cavity
It (509) is any one or more combination of circular cavity, rectangular enclosure, star cavity.
9. a kind of closed-water test well according to claim 1, it is characterised in that: second well body includes the second pit shaft
(902) and the second well seat (903), the second pit shaft (902) upper end are closed end, and are to hold with the second well seat (903)
Connection is inserted, the open end that the second well seat (903) connect with tested pipeline is equipped with the second birdsmouth (901).
10. a kind of closed-water test well according to claim 9, it is characterised in that: the height of first pit shaft (1) is greater than
The height of second pit shaft (902).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821003049.2U CN208736628U (en) | 2018-06-27 | 2018-06-27 | A kind of closed-water test well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821003049.2U CN208736628U (en) | 2018-06-27 | 2018-06-27 | A kind of closed-water test well |
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| CN208736628U true CN208736628U (en) | 2019-04-12 |
Family
ID=66024418
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| CN (1) | CN208736628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029866A (en) * | 2018-06-27 | 2018-12-18 | 江西汇丰管业有限公司 | A kind of closed-water test well and its manufacture craft |
-
2018
- 2018-06-27 CN CN201821003049.2U patent/CN208736628U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109029866A (en) * | 2018-06-27 | 2018-12-18 | 江西汇丰管业有限公司 | A kind of closed-water test well and its manufacture craft |
| CN109029866B (en) * | 2018-06-27 | 2023-11-10 | 江西汇丰管业有限公司 | Water-closing test well and manufacturing process thereof |
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| CB03 | Change of inventor or designer information |
Inventor after: Hu Zhenggen Inventor after: Yan Tiangu Inventor before: Hu Genzheng Inventor before: Yan Tiangu |
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| CB03 | Change of inventor or designer information |