EP1036599A2 - Hilfsvorrichtung zum Verfüllen von Bohrlöchern mit Mörtelmassen - Google Patents
Hilfsvorrichtung zum Verfüllen von Bohrlöchern mit Mörtelmassen Download PDFInfo
- Publication number
- EP1036599A2 EP1036599A2 EP00810107A EP00810107A EP1036599A2 EP 1036599 A2 EP1036599 A2 EP 1036599A2 EP 00810107 A EP00810107 A EP 00810107A EP 00810107 A EP00810107 A EP 00810107A EP 1036599 A2 EP1036599 A2 EP 1036599A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- auxiliary device
- borehole
- baffle element
- damming
- mortar
- 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.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
- B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
- B05C17/00503—Details of the outlet element
Definitions
- the invention relates to an auxiliary device for filling boreholes with organic and / or inorganic mortar compositions.
- Integral anchorages from Fastening elements are used, for example, for fastenings that are critical for distance and / or used in the tensile zone of components.
- Another very important application for integral anchorages using organic and / or inorganic Mortar masses represent the subsequent attachment of reinforcing bars in concrete. This can be the case, for example, for repair work or for subsequent work Reinforcement of floors or ceilings, or when connecting extensions to existing ones Built structures may be required. Even with subsequently relocated connections and the production of lap joints of reinforcing bars in steel and concrete construction the reinforcing bars are fixed by means of material anchoring. This will First the borehole created in the component with a one or more component Mortar filled on an organic and / or inorganic basis. After that it will Reinforcing iron inserted in the filled borehole and the mortar mass hardened.
- the squeezing devices are filled with extension tubes to fill these deep boreholes or extension hoses so that the backfilling in accordance with the regulations Borehole base can take place. Will be used while backfilling the borehole Mortar mass withdrawn the dispenser too quickly, it can lead to air pockets come and the borehole is filled very unevenly. Will the squeezer the extension tube or the is not withdrawn quickly enough by the user Extension hose surrounded by the mortar compound. When pulling out the pipe or hose can in turn create air pockets. This can have a negative impact affect the holding values of the subsequently integrated reinforcing iron.
- the object of the present invention is therefore to overcome these disadvantages of the prior art Remedy technology and the technique of backfilling boreholes with organic and / or to improve inorganic mortar compositions so that a even filling of the borehole is achieved and air pockets are avoided can be.
- the solution to these tasks consists in an auxiliary device for filling Boreholes with organic and / or inorganic mortar compounds, which the in characteristic features listed features.
- the Auxiliary device that can be operated in conjunction with a manually or motor Squeezing device can be used, one with the free front end of a discharge tube or of a discharge hose connectable dam element.
- the baffle element has an axial Through hole and has an outer diameter which is dimensioned in such a way that a return flow through the through hole in the damming element into a borehole injected mortar is prevented in the direction of the hole opening.
- the baffle element with the ejection tube or the ejection hose of the Auxiliary device which can be connected to the dispenser prevents the back flow injected mortar. This creates a when filling the borehole Back pressure or buoyancy. In the case of a rigid squeeze pipe, this is transferred Back pressure on the dispenser or the operator, who is forced to do so the dispenser is pushed away from the borehole mouth.
- a flexible Squeeze hose floats the damming element of the auxiliary device on the front of the mortar and pushes the extension hose in the direction of the filling progress the borehole mouth.
- the stowage element of the auxiliary device is always on the mortar front rising in the borehole.
- the discharge pipe on his Marked circumference is the amount of straight into the borehole the amount of mortar applied can be read.
- the damming element with the discharge pipe or the discharge device that can be connected to the discharge hose there is a Forced filling of the borehole from the bottom of the borehole. Incomplete backfilling and air pockets can be prevented in this way become.
- the dynamic pressure gives the user a safe feeling in the execution.
- the baffle element has the shape of a cylinder.
- the length of the cylinder is dimensioned such that it is in the irregularities of the Borehole not jammed.
- the length is about 1.5 times to chosen about 3 times the diameter of the borehole.
- the outer diameter of the cylindrical damming element depends on the Hole diameter. Because of the tolerance in shape, size and roughness of the Borehole, it proves advantageous if the outer diameter of the cylindrical Damming elements is approximately 1 mm to approximately 3 mm smaller than the diameter of the borehole.
- the baffle element For connecting the auxiliary device to a discharge pipe or hose the baffle element has, for example, an insertion hole. It is expedient the insertion hole is conical to tolerances in the outer diameter of the To be able to compensate the discharge pipe or the discharge hose.
- the baffle element comprises one or more disks, whose peripheral edges are flexible and seal against the wall of the bore issue.
- the outer diameter of the measured over the flexible peripheral edges Damming element is larger than the diameter of the bore. This seals it Damage element completely from the borehole.
- the flexibility of the peripheral edges is the same Irregularities in the borehole.
- the baffle element is cylindrical or conical connecting pin connected to insert into the free front end a discharge pipe or a discharge hose is formed.
- the connecting pin is provided with an axial hole that goes into the through hole of the damming element flows.
- the outside diameter of the connecting pin is smaller than that of the Damming elements.
- the connecting pin preferably has a conical outer contour with an outside diameter decreasing towards the free end in order to tolerances in Take up the opening diameter of the discharge pipe or discharge hose.
- the baffle element comprises a plurality of baffle parts arranged concentrically different outside diameters, which are pushed into each other like an onion skin are.
- the individual stowage parts can be, for example, at predetermined breaking points separable connecting webs to be connected to each other.
- the predetermined breaking point is included always in the area of the circumference of the dam part with the smaller outside diameter intended. This prevents that after removing the outer storage part Protect the remains of the connecting webs from the circumference, which are due to irregularities in the Hole could get caught.
- Due to the training according to the invention Damming elements with different outer diameters in one Auxiliary device united. The user no longer has to be for every borehole diameter carry a separate auxiliary device. Rather, as long as he can the outside Remove the baffle elements until he has reached a baffle element that corresponds to the Corresponds to the diameter of the borehole created.
- the baffle element consists of a dimensionally stable plastic.
- the connecting pin can be made of a more durable material, for example metal.
- the entire auxiliary device is advantageously made from a single material, what the use of economical mass production processes, for example one favored simple injection molding process.
- the first embodiment shown in Fig. 1 of the auxiliary device for filling Holes with mortar masses bear the reference number 1 as a whole cylindrical damming element 2 with a through hole 3, which is dashed in Fig. 1 is indicated.
- a connecting pin 4 protrudes from the baffle element 2 and also with one is indicated by dashed lines, axial bore 5.
- the axial bore 5 opens into the through hole 3 of the baffle element 2.
- the baffle element 2 has a larger one Outside diameter on than the connecting pin 4.
- the outside diameter of the Damming element 2 is matched to the diameter of the borehole and is preferably about 1mm to about 3mm smaller than the borehole diameter at Applications in concrete are usually graded in whole millimeter amounts.
- the outer contour of the connecting pin 4 has a slightly conical shape, the Outside diameter decreases towards the free end of the connecting pin 4.
- Fig. 2 shows a second embodiment of the auxiliary device for backfilling boreholes with mortar compound, which is provided overall with the reference number 6. It comprises a baffle element 7, which is disc-shaped and a through hole 9 has. At the periphery of the disk-shaped baffle element 7 is a flexible Edge 8 arranged.
- the flexible edge 8 can be formed as a separate part that with the periphery of the damming element 7 is preferably permanently connected, for example is glued.
- the flexible edge can also be made in one piece with the baffle element be trained.
- a connecting pin 10 protrudes from the baffle element 7 axial bore 11 is provided.
- the outer contour of the connecting pin 10 has Advantage of a slightly conical shape.
- the auxiliary device corresponds essentially to the outer contour in Fig. 1 shown auxiliary device.
- the baffle element designated as a whole by reference number 13 is exposed individual, cylindrical storage parts 14, 15, 16 together, the onion skin-like, are arranged concentrically one inside the other.
- the baffle element comprises 13, as indicated in FIGS. 3 and 4, an inner storage part 14, a middle one Storage part 15 and an outer storage part 16.
- the inner storage part 14 is one Through hole 17 has, in the through hole 18 of the middle dam part 15th arranged.
- the middle storage part 15 is in turn within the through hole 19 of the outer storage part 16 arranged.
- the outer diameter of the concentric Arranged stowage parts 14, 15, 16 are common according to those in concrete applications used bore diameters graded and always about 1 mm to about 3mm smaller than the respective borehole diameter.
- the remaining ring gap between adjacent storage parts 14, 15, 16 is sufficiently small that in use Back flow of the relatively viscous mortar is prevented.
- the concentric stowage parts 14, 15, 16 arranged one inside the other are preferably via connecting webs 20 connected to the adjacent stowage part.
- the connecting bars 20 are evenly distributed over the circumference and have predetermined breaking points 21, that, for example, by mutually twisting two adjacent storage parts are separable.
- the predetermined breaking points 21 on the connecting webs 20 are always there arranged in the peripheral region of the storage part 14, 15 with the smaller outside diameter. After the breaking of the predetermined breaking points 21 on the connecting webs 20 the stowage part located further outside is removable and a stowage element remains with the required outer diameter. Protrudes from the inner storage part 14 again a connecting pin 22, the axial bore 23 in the central Through hole 17 of the inner dam part 14 opens.
- the outer contour of the The connecting pin 22 is advantageously slightly conical.
- FIG. 5 shows an application of the exemplary embodiment shown in FIG. 1 as an example the auxiliary device 1 according to the invention for filling boreholes with organic and / or inorganic mortar compositions.
- the Reference symbol D denotes a squeezing device, with which one within a container arranged mortar is squeezable.
- the output side of the dispenser is a Mixer tube S connected to the dispenser D.
- a static mixer such as that used for mixing of two- or multi-component mortar compounds is used.
- a discharge pipe E is connected so that even deep holes can be filled, such as when retrofitting reinforcing bars into concrete required are.
- a concrete block is provided with the reference symbol C.
- the borehole bears the reference symbol B.
- Fig. 5 shows the discharge pipe E within the borehole B.
- Am The auxiliary device 1 is plugged into the free end of the discharge tube.
- the mortar mass M is with the help of the dispenser D through the mixer tube S, the discharge tube E and Auxiliary device introduced into borehole B.
- the borehole is backfilled according to regulations from the deepest borehole.
- the one at the free front end of the discharge tube E arranged auxiliary device 1 prevents the pressed out flowing back Mortar mass M in the direction of the borehole mouth. This builds up when filling Back pressure on the auxiliary device 1, the discharge pipe E and the mixer pipe S the pressing device D is forcibly moved away from the mouth of the borehole B.
- the borehole B is pressed out evenly and without air pockets Mortar compound M filled.
- the back pressure is when filling hole B with the mortar mass M is immediately noticeable to the user and provides him with a safe one Feeling in use.
- auxiliary device 5 shows a discharge pipe E with a separate auxiliary device 1, can of course also be integrally formed with the discharge tube.
- Material for the auxiliary device is preferably a dimensionally stable plastic Application that is advantageous in a mass production process, for example in one Injection molding process is processable.
Abstract
Description
- Fig. 1
- eine Seitenansicht eines ersten Ausführungsbeispiels der Hilfsvorrichtung;
- Fig. 2
- ein zweites Ausführungsbeispiel der Hilfsvorrichtung;
- Fig. 3
- ein drittes Ausführungsbeispiel der Hilfsvorrichtung im Axialschnitt;
- Fig. 4
- eine Schnittdarstellung der Hilfsvorrichtung aus Fig. 3 gemäss Schnittlinie IV-IV; und
- Fig. 5
- eine Anwendung der Hilfsvorrichtung aus Fig. 1.
Claims (10)
- Hilfsvorrichtung zum Verfüllen von Bohrlöchern (B) mit organischen und/oder anorganischen Mörtelmassen (M), die in Verbindung mit manuell oder motorisch betreibbaren Auspressgeräten (D) einsetzbar ist, dadurch gekennzeichnet, dass die Hilfsvorrichtung ein mit dem freien Vorderende eines Austragrohres (E) bzw. eines Austragschlauches verbindbares Stauelement (2; 7; 13) umfasst, das eine axiale Durchgangsbohrung (3; 9; 17) besitzt und einen Aussendurchmesser aufweist, der derart bemessen ist, dass ein Rückfluss der durch die Durchgangsbohrung (3; 9; 17) im Stauelement (2; 7; 13) in ein Bohrloch (B) eingepressten Mörtelmasse (M) in Richtung der Bohrlochmündung verhindert ist.
- Hilfsvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass das Stauelement (2; 13) die Form eines Zylinders aufweist, dessen Länge etwa das 1,5-fache bis 3-fache des Durchmessers des Bohrloches (B) beträgt.
- Hilfsvorrichtung nach Anspruch 2, dadurch gekennzeichnet, dass der Aussendurchmesser des Stauelements (2; 13) etwa 1mm bis etwa 3mm kleiner ist als der Durchmesser des Bohrlochs (B).
- Hilfsvorrichtung nach Anspruch 2 oder 3, dadurch gekennzeichnet, dass das Stauelement eine vorzugsweise konische Einsteckbohrung für das Vorderende des Austragrohres (E) bzw. des Austragschlauches aufweist.
- Hilfsvorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass das Stauelement (7) eine oder mehrere Scheiben umfasst, deren Umfangsränder (8) flexibel ausgebildet sind und dichtend an der Bohrungswandung anliegen.
- Hilfsvorrichtung nach Anspruch 2, 3 oder 5, dadurch gekennzeichnet, dass das Stauelement (2; 7; 13) mit einem vorzugsweise konischen Anschlusszapfen (4; 10; 22) verbunden ist, der zum Einstecken in das freie Vorderende eines Austragrohres (E) bzw. eines Austragschlauches ausgebildet ist, einen kleineren Aussendurchmesser aufweist als das Stauelement (2; 7; 13) und mit einer axialen Bohrung (5; 11; 23) versehen ist, die in die Durchgangsbohrung (3; 9; 17) des Stauelements (2; 7; 13) mündet.
- Hilfsvorrichtung nach Anspruch 6, dadurch gekennzeichnet, dass der Anschlusszapfen (4; 10; 22) und das Stauelement (2; 7; 13) einstückig ausgebildet sind.
- Hilfsvorrichtung nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass das Stauelement (13) mehrere konzentrisch angeordnete Stauteile (14, 15, 16) umfasst, die zwiebelschalenartig ineinander liegen und gegebenenfalls über an Sollbruchstellen (21) auftrennbare Verbindungsstege (20) oder dergleichen miteinander verbunden sind.
- Hilfsvorrichtung nach Anspruch 8, dadurch gekennzeichnet, dass die Sollbruchstellen (21) an den Verbindungsstegen (20) jeweils im Umfangsbereich des Stauteils (14, 15) mit dem kleineren Aussendurchmesser vorgesehen sind.
- Hilfsvorrichtung nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass wenigstens das Stauelement (2; 7; 13) aus einem formstabilen Kunststoff besteht.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19911259.2A DE19911259B4 (de) | 1999-03-13 | 1999-03-13 | Hilfsvorrichtung zum Verfüllen von Bohrlöchern mit Mörtelmassen |
DE19911259 | 1999-03-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1036599A2 true EP1036599A2 (de) | 2000-09-20 |
EP1036599A3 EP1036599A3 (de) | 2004-07-07 |
EP1036599B1 EP1036599B1 (de) | 2009-09-23 |
Family
ID=7900877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00810107A Revoked EP1036599B1 (de) | 1999-03-13 | 2000-02-09 | Hilfsvorrichtung zum Verfüllen von Bohrlöchern mit Mörtelmassen |
Country Status (7)
Country | Link |
---|---|
US (1) | US6481174B1 (de) |
EP (1) | EP1036599B1 (de) |
JP (1) | JP4592142B2 (de) |
AT (1) | ATE443578T1 (de) |
CA (1) | CA2299640C (de) |
DE (2) | DE19911259B4 (de) |
ES (1) | ES2331455T3 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20120080U1 (de) * | 2001-12-12 | 2003-04-24 | Fischer Artur Werke Gmbh | Vorrichtung zum Injizieren von Mörtel in ein Bohrloch |
US8418423B1 (en) | 2010-09-11 | 2013-04-16 | Keith Thomas Potts | Plug assembly and a method for sealing a hole |
CA3000895C (en) | 2015-10-20 | 2023-09-19 | Hilti Aktiengesellschaft | Use of a calcium sulfate comprising 2-k mortar system based on aluminous cement in anchoring applications to increase load values and reduce shrinkage |
KR102662504B1 (ko) * | 2015-10-20 | 2024-04-30 | 힐티 악티엔게젤샤프트 | 알루미나 시멘트를 기초로 하는 2-성분 모르타르 시스템 및 이의 용도 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4260295A (en) | 1979-06-01 | 1981-04-07 | Trelleborg Ab | Injector |
WO1997018367A1 (en) | 1995-11-15 | 1997-05-22 | Juha Haavisto | Injection plug and injection method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE544161A (de) * | 1955-03-24 | |||
DE2746482A1 (de) * | 1977-10-15 | 1979-04-26 | Fischer Artur Dr H C | Verankerung eines befestigungselementes in einem bohrloch eines mauerwerks |
DE8011288U1 (de) * | 1980-04-24 | 1981-12-31 | Hilti AG, 9494 Schaan | Vorrichtung zum Einbringen eines aushaertbaren Bindemittels |
DE8229583U1 (de) * | 1982-10-21 | 1984-03-29 | IPA-Bauchemie GmbH, 8000 München | Injektionsanker zum einpressen von injektionsmaterial in loecher von gesteinen, bauwerkteilen, erzgaengen, erdformationen, salzstoecken und dgl. |
JPH0738568Y2 (ja) * | 1990-09-21 | 1995-09-06 | 株式会社ケー・エフ・シー | 建物の外壁補修用アンカーピン |
US5257486A (en) * | 1991-04-23 | 1993-11-02 | Adhesives Technology Corporation 1987 | Nozzle for injecting a sealant into a crack |
US6226948B1 (en) * | 1999-05-26 | 2001-05-08 | John F. Trout | Method and apparatus for waterproofing concrete |
-
1999
- 1999-03-13 DE DE19911259.2A patent/DE19911259B4/de not_active Expired - Lifetime
-
2000
- 2000-02-09 AT AT00810107T patent/ATE443578T1/de active
- 2000-02-09 EP EP00810107A patent/EP1036599B1/de not_active Revoked
- 2000-02-09 ES ES00810107T patent/ES2331455T3/es not_active Expired - Lifetime
- 2000-02-09 DE DE50015745T patent/DE50015745D1/de not_active Expired - Lifetime
- 2000-02-25 CA CA002299640A patent/CA2299640C/en not_active Expired - Fee Related
- 2000-03-09 US US09/521,689 patent/US6481174B1/en not_active Expired - Lifetime
- 2000-03-13 JP JP2000068430A patent/JP4592142B2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4260295A (en) | 1979-06-01 | 1981-04-07 | Trelleborg Ab | Injector |
WO1997018367A1 (en) | 1995-11-15 | 1997-05-22 | Juha Haavisto | Injection plug and injection method |
Also Published As
Publication number | Publication date |
---|---|
CA2299640A1 (en) | 2000-09-13 |
ES2331455T3 (es) | 2010-01-05 |
JP2000296353A (ja) | 2000-10-24 |
EP1036599A3 (de) | 2004-07-07 |
US6481174B1 (en) | 2002-11-19 |
ATE443578T1 (de) | 2009-10-15 |
DE19911259B4 (de) | 2015-07-02 |
EP1036599B1 (de) | 2009-09-23 |
CA2299640C (en) | 2008-05-20 |
DE19911259A1 (de) | 2000-09-14 |
DE50015745D1 (de) | 2009-11-05 |
JP4592142B2 (ja) | 2010-12-01 |
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