CN207331786U - Prefabricated ground-connecting-wall connector extruding and water resistance test device - Google Patents
Prefabricated ground-connecting-wall connector extruding and water resistance test device Download PDFInfo
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- CN207331786U CN207331786U CN201721306538.0U CN201721306538U CN207331786U CN 207331786 U CN207331786 U CN 207331786U CN 201721306538 U CN201721306538 U CN 201721306538U CN 207331786 U CN207331786 U CN 207331786U
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- reinforced concrete
- groove
- prefabricated reinforced
- prefabricated
- steel plate
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Abstract
The utility model discloses a kind of prefabricated ground-connecting-wall connector extruding and water resistance test device, it includes：Experiment loading frame, experiment loading frame include the first experiment loading frame and the second experiment loading frame；Steel plate frame, steel plate frame are arranged on the inside of experiment loading frame, form the experiment cavity of rectangular parallelepiped structure；Prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove are installed in test cavity body, and expansion water-stop adhesive tape is set in the position that prefabricated reinforced concrete female groove is docked with prefabricated reinforced concrete public affairs groove；Hydraulic jack, hydraulic jack are installed between prefabricated reinforced concrete public affairs groove and steel plate frame, or hydraulic jack is installed between prefabricated reinforced concrete female groove and steel plate frame.The utility model device can test prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove, and so more really the stress and deformation performance of reaction practice of construction center tap, joint distortion and pressure are preferably reacted in expansion water-stop adhesive tape.
Description
Technical field
The utility model belongs to construction material performance testing device technical field, is connect more particularly to a kind of prefabricated ground-connecting-wall
Head extruding and water resistance test device.
Background technology
With economic rapid development and the continuous improvement of the level of urbanization, urban issues becomes increasingly conspicuous, such as densely populated,
It is traffic congestion, resource exhaustion, surging etc. using area deficiency, land price.Using the underground space configuration urban infrastructure be from
Fundamentally solve the effective way of issues about the cities' development.Man-hour requirement underground space enclosed structure is applied in progress hypogee to apply
Work.At present, underground space building enclosure is most commonly used that diaphram wall.
Diaphram wall is divided into cast-type diaphram wall and coercion underground continuous wall.However, since cast-type underground connects
Continuous wall is irrigated under water, and inevitably there are some defects and disadvantage.First, concrete setting is waited to cause the duration to prolong
It is long；Secondly, quality is not easy to ensure when pouring；Again, degree of plainness for wall surface is difficult to control in soft stratum.
Therefore, problem above can be solved using prefabricated ground-connecting-wall technology.But use coercion underground continuous wall, its connector
Processing be that emphasis is also difficult point.After connector type of attachment determines, how special equipment test prefabricated reinforced concrete is utilized
The applicability and feasibility of public groove and prefabricated reinforced concrete female groove be one have in face of the problem of.
Utility model content
The purpose of this utility model is to provide a kind of prefabricated ground-connecting-wall connector extruding and water resistance test device.
The technical solution that the utility model solves above-mentioned technical problem is as follows：A kind of prefabricated ground-connecting-wall connector extruding and waterproof
Performance test apparatus, for being tested for the property to prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove；It includes：
Experiment loading frame, the experiment loading frame include the first experiment loading frame and the second experiment loading frame；
Experiment loading frame is rectangle structure；First experiment loading frame and the second experiment loading frame are arranged in parallel up and down；
Steel plate frame, steel plate frame are arranged on the inside of experiment loading frame, form the experiment cavity of rectangular parallelepiped structure；
Prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove are installed in test cavity body, in precast reinforced coagulation
The position that native female groove is docked with prefabricated reinforced concrete public affairs groove sets expansion water-stop adhesive tape；
Hydraulic jack, the hydraulic jack is installed between prefabricated reinforced concrete public affairs groove and steel plate frame, or liquid
Jack is pressed to be installed between prefabricated reinforced concrete female groove and steel plate frame.
The utility model extruding of prefabricated ground-connecting-wall connector and water resistance test device as described above, further, in liquid
Pressure jack is welded with jacking with the end that steel plate frame is connected；In hydraulic jack and prefabricated reinforced concrete public affairs groove or pre-manufactured steel
The position of reinforced concrete female groove connection sets partial pressure steel plate.
The utility model extruding of prefabricated ground-connecting-wall connector and water resistance test device as described above, further, are also wrapped
Include cement paste filled layer；The cement paste filled layer is filled in the male groove of prefabricated reinforced concrete and prefabricated reinforced concrete is female
Gap position between groove.
The utility model extruding of prefabricated ground-connecting-wall connector and water resistance test device as described above, further, are also wrapped
Mantle fiber steel pipe is included, the mantle fiber steel pipe is embedded in the cement paste filled layer, and cement paste is stretched out in one end of mantle fiber steel pipe
Filled layer.
The utility model extruding of prefabricated ground-connecting-wall connector and water resistance test device as described above, further, are also wrapped
Bentonite plugged zone is included, the bentonite plugged zone is filled between prefabricated reinforced concrete public affairs groove and steel plate frame；Alternatively, swelling
Grave blocking layer is filled between prefabricated reinforced concrete female groove and steel plate frame.
The beneficial effects of the utility model are：
The utility model device can test prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove, this
Sample more really reacts the stress and deformation performance of practice of construction center tap, and preferably reaction stops in expansion for joint distortion and pressure
On glue bar.
The utility model cleverly solves the problem that seam is difficult to hydraulic pressurization using pre-buried mantle fiber steel pipe, passes through
The pressurization of pre-buried mantle fiber steel pipe, control joint moulding pressure simultaneously observe infiltration situation in time, understand prefabricated reinforced concrete public affairs groove with
Prefabricated reinforced concrete female groove sealing situation.
Brief description of the drawings
By the detailed description made in conjunction with the following drawings, the above-mentioned and/or otherwise advantage of the utility model will
Becoming more apparent upon and be easier to understand, these attached drawings are simply schematical, are not intended to limit the utility model, wherein：
Fig. 1 be the utility model the first embodiment the extruding of prefabricated ground-connecting-wall connector and water resistance test device it is vertical
Body schematic diagram；
Fig. 2 is the schematic top plan view of the extruding of prefabricated ground-connecting-wall connector and water resistance test device；
Fig. 3 is the side schematic view of the extruding of prefabricated ground-connecting-wall connector and water resistance test device；
Fig. 4 is the prefabricated ground-connecting-wall connector extruding of second of embodiment of the utility model and standing for water resistance test device
Body schematic diagram.
In attached drawing, parts list represented by the reference numerals is as follows：
1st, experiment loading frame, 2, steel plate frame, 3, prefabricated reinforced concrete public affairs groove, 4, prefabricated reinforced concrete female groove, 5,
Hydraulic jack, 6, expansion water-stop adhesive tape, 7, mantle fiber steel pipe, 8, cement paste filled layer, 9, bentonite plugged zone, 11, first
Experiment loading frame, the 12, second experiment loading frame.
Embodiment
Hereinafter, the extruding of prefabricated ground-connecting-wall connector and water resistance test dress of the utility model are described with reference to the accompanying drawings
The embodiment put.
The embodiment recorded herein is the specific embodiment of the utility model, for illustrating the utility model
Design, is explanatory and exemplary, should not be construed as the limit to the utility model embodiment and the scope of the utility model
System.In addition to the embodiment recorded herein, those skilled in the art can also be based on the application claims and specification institute is public
The content opened includes doing using the embodiment to recording herein using obvious other technical solutions, these technical solutions
Go out the technical solution of any obvious substitutions and modifications.
The attached drawing of this specification is schematic diagram, aids in illustrating the design of the utility model, it is schematically indicated each several part
Shape and its correlation.Note that for the ease of clearly show the utility model embodiment each component structure, respectively
Do not drawn between attached drawing according to identical ratio.Identical reference marker is used to represent identical part.
Fig. 1, Fig. 2 and Fig. 3 show the extruding of prefabricated ground-connecting-wall connector and water resistance examination of a kind of embodiment of the utility model
Experiment device, for being tested for the property to prefabricated reinforced concrete public affairs groove 3 and prefabricated reinforced concrete female groove 4；It includes：
Experiment loading frame 1, experiment loading frame 1 include the first experiment loading frame 11 and the second experiment loading frame
12；Experiment loading frame 1 is rectangle structure；First experiment loading frame 11 with the second experiment loading frame is parallel about 12 sets
Put；Experiment loading frame plays reaction frame, there is provided the installation link position of jack, easy to pressurize.It is embodied in one kind
Experiment loading frame is welded using channel steel in example, ensures that frame has enough rigidity.
Steel plate frame 2, steel plate frame 2 are arranged on the inner side of experiment loading frame 1, form the experiment cavity of rectangular parallelepiped structure；Steel plate
Frame provides enclosure space, simulates the grooving in practice of construction.
Prefabricated reinforced concrete public affairs groove 3 and prefabricated reinforced concrete female groove 4 are installed in test cavity body, precast reinforced mixed
The position that solidifying soil female groove 4 is docked with prefabricated reinforced concrete public affairs groove 3 sets expansion water-stop adhesive tape 6；Expansion water-stop adhesive tape 6 is prefabricated
Before reinforced concrete God in charge of the Earth groove 3 lifts, the front end of plush copper is pasted when 24 is small in advance.Prefabricated reinforced concrete public affairs groove 3 and pre-manufactured steel
Reinforced concrete female groove 4 simulates actual prefabricated ground-connecting-wall connector, easy to the squeezing effect and waterproof effect of test splice.
The utility model device can test prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove, this
Sample more really reacts the stress and deformation performance of practice of construction center tap, and preferably reaction stops in expansion for joint distortion and pressure
On glue bar.
The utility model device is capable of the correlation of preferable reaction pressure and expansion water-stop adhesive tape deformation, can cross as reality
The lateral pressurizing jack of wall of engineering provides parameter, prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove detached peaks
Duty pressure can also react the size of the frictional force of the extruding generation of expansion water-stop adhesive tape, female groove and public affairs after assessment external force revocation
The deformation of groove seam.
The utility model cleverly solves the problem that seam is difficult to hydraulic pressurization using pre-buried mantle fiber steel pipe, passes through
The pressurization of pre-buried mantle fiber steel pipe, control joint moulding pressure simultaneously observe infiltration situation in time, understand prefabricated reinforced concrete public affairs groove with
Prefabricated reinforced concrete female groove sealing situation.
Hydraulic jack 5, hydraulic jack 5 is installed between prefabricated reinforced concrete public affairs groove 3 and steel plate frame 2, or liquid
Jack 5 is pressed to be installed between prefabricated reinforced concrete female groove 4 and steel plate frame 2.
The prefabricated ground-connecting-wall connector extruding of the utility model above-described embodiment and water resistance test device, moreover it is possible to carry out such as
Lower improvement, jacking is welded with hydraulic jack 5 with the end that steel plate frame 2 is connected；In hydraulic jack 5 and precast reinforced coagulation
The position that God in charge of the Earth's groove 3 or prefabricated reinforced concrete female groove 4 connect sets partial pressure steel plate.Hydraulic jack 5 provides plus-pressure, to protect
Card pressure can add and occur without lateral sliding, at 5 both ends of jack and steel tank junction welding jacking, and in top pressure
Partial pressure steel plate is placed at wall and disperses pushing tow pressure.
The prefabricated ground-connecting-wall connector extruding of the utility model above-described embodiment and water resistance test device, moreover it is possible to carry out such as
Lower improvement, as shown in figure 4, further including cement paste filled layer 8；Cement paste filled layer 8 is filled in prefabricated reinforced concrete public affairs
Gap position between groove 3 and prefabricated reinforced concrete female groove 4.Prefabricated reinforced concrete is realized using cement paste filled layer 8
The sealing in gap between public groove 3 and prefabricated reinforced concrete female groove 4.
The prefabricated ground-connecting-wall connector extruding of the utility model above-described embodiment and water resistance test device, moreover it is possible to carry out such as
Lower improvement, as shown in figure 4, further including mantle fiber steel pipe 7, mantle fiber steel pipe 7 is embedded in cement paste filled layer 8, mantle fiber steel pipe 7
Cement paste filled layer 8 is stretched out in one end.Pre-buried mantle fiber steel pipe 7 is used for the slip casting effect and sealing for testing cement paste filled layer 8
Effect.
The effect of mantle fiber steel pipe is that connection water filling pressue device carries out applied voltage test, to examine prefabricated reinforced concrete public
Groove or the ejection for water plugging of female groove seam and water-proof strip water-stagnating effect.The tool lower end of mantle fiber steel pipe is closed with adhesive waterproof tape during construction, with
Cement paste is avoided to flow into tube body；Pressure is enough to break through adhesive waterproof tape during test pressurization, and when pressure is larger, current can be along dampening
Cement paste and the micro chink of water-swellable bar flow out, when there is water exudation in observation cement paste filled layer side sealing bar position,
The water injection pressure of record at this time.
The prefabricated ground-connecting-wall connector extruding of the utility model above-described embodiment and water resistance test device, moreover it is possible to carry out such as
Lower improvement, further includes bentonite plugged zone 9, bentonite plugged zone 9 be filled in prefabricated reinforced concrete public affairs groove 3 and steel plate frame 2 it
Between；Alternatively, bentonite plugged zone 9 is filled between prefabricated reinforced concrete female groove 4 and steel plate frame 2.
For being smoothed out for guarantee test, and relatively good article rubber water stop pressure and deformation analysis data is obtained, with
And test prefabricated reinforced concrete public affairs groove 3 and the water-stagnating effect of prefabricated reinforced concrete female groove 4, using following test procedure：
Step 1, tests preparation, completes frame and the processing of steel plate groove body, purchases jack, oil pressure pump, article rubber water stop
The work such as claim with vernier calliper.Check the reading of jack pressure dial plate in advance at the same time, dial plate is checked using type vibration wire rope meter and is read
Relation between number and jack jacking force, fitting is linear, then calculates the corresponding dial reading of every grade of on-load pressure；
Step 2, in advance prefabricated reinforced concrete male and female groove component, and reach the curing strength of concrete；
Step 3, pastes water-swellable article rubber water stop, article rubber water stop, which is pasted, uses AB in public groove component both sides extrusion position
Glue or neoprene adhesive, needed after pasting place 24 it is small when more than can be only achieved adhesion strength；
Step 4, reaching adhesion strength can use overhead traveling crane to hang female groove component and public groove component in steel plate respectively later
Relevant position in groove, and steel plate is placed behind public groove component, after the centering of position, jack is placed, somewhat adds a point pressure
Jack is set not tilt；
Step 5, pressurization after testing wall and the completion of pressurized equipment Assembling, are used using the pressuring method of classification
Each jack synchronzed press 1t, 2t, 3t, 4t, 5t, stablize pressurization 5 minutes after loading is completed per first class pressure, then distinguish
The spacing on the outside of two end faces of male and female groove and at internal article rubber water stop is measured, 8 groups of data are measured altogether under every first class pressure；Last
Stablize 10 minutes after the completion of stage pressure loading, then off-load step by step, measure respectively per 8 groups of data after level-one off-load, off-load is not
Need time interval.After afterbody off-load completes DATA REASONING, jack pressure release；
Step 6, unloads jack, and detaching equipment observes the deformation of adhesive tape, ginseng is provided for actual wall pressurizing and deformation
Number, the experiment of connector squeezing effect are completed；
Step 7, the gap between the public groove of bentonite closure and steel tank are used for sealing；
Step 8, male and female groove seaming position priming petock cement paste simultaneously fix mantle fiber steel pipe；
Step 9, after cement paste reaches curing strength, connects water filling pressue device, test seam seepage pressure is
Through position and the flow velocity of seeping water, and make a record.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and further feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, are subject to the purpose for realizing the utility model.
Claims (5)
1. a kind of prefabricated ground-connecting-wall connector extruding and water resistance test device, for prefabricated reinforced concrete public affairs groove and prefabricated
Armored concrete female groove is tested for the property；It is characterised in that it includes：
Experiment loading frame, the experiment loading frame include the first experiment loading frame and the second experiment loading frame；Experiment
Loading frame is rectangle structure；First experiment loading frame and the second experiment loading frame are arranged in parallel up and down；
Steel plate frame, steel plate frame are arranged on the inside of experiment loading frame, form the experiment cavity of rectangular parallelepiped structure；
Prefabricated reinforced concrete public affairs groove and prefabricated reinforced concrete female groove are installed in test cavity body, female in prefabricated reinforced concrete
The position that groove is docked with prefabricated reinforced concrete public affairs groove sets expansion water-stop adhesive tape；
Hydraulic jack, the hydraulic jack is installed between prefabricated reinforced concrete public affairs groove and steel plate frame, or hydraulic pressure thousand
Jin top is installed between prefabricated reinforced concrete female groove and steel plate frame.
2. prefabricated ground-connecting-wall connector extruding according to claim 1 and water resistance test device, it is characterised in that in liquid
Pressure jack is welded with jacking with the end that steel plate frame is connected；In hydraulic jack and prefabricated reinforced concrete public affairs groove or pre-manufactured steel
The position of reinforced concrete female groove connection sets partial pressure steel plate.
3. prefabricated ground-connecting-wall connector extruding according to claim 1 and water resistance test device, it is characterised in that also wrap
Include cement paste filled layer；The cement paste filled layer is filled in the male groove of prefabricated reinforced concrete and prefabricated reinforced concrete is female
Gap position between groove.
4. prefabricated ground-connecting-wall connector extruding according to claim 3 and water resistance test device, it is characterised in that also wrap
Mantle fiber steel pipe is included, the mantle fiber steel pipe is embedded in the cement paste filled layer, and cement paste is stretched out in one end of mantle fiber steel pipe
Filled layer.
5. the extruding of prefabricated ground-connecting-wall connector and water resistance test device according to claim 3 or 4, it is characterised in that
Bentonite plugged zone is further included, the bentonite plugged zone is filled between prefabricated reinforced concrete public affairs groove and steel plate frame；Alternatively,
Bentonite plugged zone is filled between prefabricated reinforced concrete female groove and steel plate frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306538.0U CN207331786U (en) | 2017-10-11 | 2017-10-11 | Prefabricated ground-connecting-wall connector extruding and water resistance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306538.0U CN207331786U (en) | 2017-10-11 | 2017-10-11 | Prefabricated ground-connecting-wall connector extruding and water resistance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207331786U true CN207331786U (en) | 2018-05-08 |
Family
ID=62368403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721306538.0U Expired - Fee Related CN207331786U (en) | 2017-10-11 | 2017-10-11 | Prefabricated ground-connecting-wall connector extruding and water resistance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207331786U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056016A (en) * | 2019-03-14 | 2019-07-26 | 姚燕明 | A kind of underground continuous wall connector waterproof performance simulation laboratory test system and test method |
| CN114252345A (en) * | 2021-11-25 | 2022-03-29 | 中国建筑第八工程局有限公司 | Performance detection device and detection method for ground connecting wall milling joint |
-
2017
- 2017-10-11 CN CN201721306538.0U patent/CN207331786U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056016A (en) * | 2019-03-14 | 2019-07-26 | 姚燕明 | A kind of underground continuous wall connector waterproof performance simulation laboratory test system and test method |
| CN110056016B (en) * | 2019-03-14 | 2023-10-20 | 姚燕明 | Indoor simulation test system and method for waterproof performance of underground diaphragm wall joint |
| CN114252345A (en) * | 2021-11-25 | 2022-03-29 | 中国建筑第八工程局有限公司 | Performance detection device and detection method for ground connecting wall milling joint |
| CN114252345B (en) * | 2021-11-25 | 2024-02-06 | 中国建筑第八工程局有限公司 | Performance detection device and detection method for ground continuous wall milling joint |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20191011 |