METHOD, ASSEMBLY OF HOSE SECTION AND TOOL, AND PUMP SYSTEM FOR PUMPING A LIQUID

Abstract

The invention concerns a method, an assembly of hose parts and equipment, and a pumping system for pumping a liquid, and a method for doing so. The hose part in the assembly according to the invention comprises: - a tubular body in use extending between a first end and a second end; - a first coupling element provided at or near the first end of the hose part designed for coupling the hose part to another hose part, and a second coupling element provided at or near the second end of the hose part; - a sealing element fitted at or near at least one of the first and the second ends, the sealing element being provided with a predominantly tubular part in use extending into an adjacent hose part.

Description

The present invention relates to the assembly of a hose from two or more hose sections, in particular a hose section designed for assembling a hose therewith with which a liquid, such as water, can be pumped. This pumping takes place, for example, location during a flood where excess water needs to be pumped out. In practice, hose sections are known that are used for assembling a hose. With this, the length of the hose can be selected as needed by a number of hose sections to be connected. A coupling for this can be done in various ways. realized. For example, EP 2 837 869 Bl describes a hose coupling for the mutual connecting hose sections for the purpose of pumping excess water, such as for arrive in the event of a flood. In practice, hose sections and hoses are moved over various types of surfaces, depending, among other things, on the specific location where the excess water is located. Such a surface may, for example, consist of rocky ground or other (rough) terrain. In practice, such (rough) terrain results in wear on the hose section, and therefore also to the hose made up of a number of hose sections. This limits the lifespan of such a hose. Furthermore, hose sections appear, particularly at the connection to the adjacent hose sections, to experience leakage. Such a leak limits the effective pumping of the excess water. The purpose of the present invention is to provide a method for the assembling a hose from two or more hose sections that eliminates the above-mentioned problems or at least reduces. This goal is achieved with the method for assembling a using a tool. hose consisting of two or more hose sections for pumping a liquid, comprising the steps: - the provision of at least two hose sections designed for assembling a hose for pumping a liquid, where the hose part comprising: - a tubular body in use that extends between a first end and a second end; - a number of first provided at or near the first end of the hose section coupling elements, and provided at or near the second end of the hose section number of second coupling elements, where the first and second coupling elements a comprise a number of hook-shaped elements and a number of pass-through openings which are designed for connecting the hose section to an adjacent hose section; - placed on or near at least one of the first and the second end sealing element, where the sealing element is provided with a in use in essentially a tubular part that extends into an adjacent hose section during use; - inserting the substantially tubular part of the sealing element; - making an initial connection between two hose sections using the tool insert through one of the pass-through openings and with one at or near one end of the tool equipped with gripping element to hook into or onto one of the hook-shaped elements, passing the hook-shaped element through one of the through-holes, and subsequently securing the hook-shaped element with a band-shaped element for thereby fixing the first link; and - establishing a further connection in the same manner as the first connection. The method according to the invention makes it possible to place two adjacent hose sections on to connect in an effective manner. By inserting the tool through a pass-through opening with at least the end to which the gripping element is provided shall have an effective throughput of the hook-shaped element, for example in the shape of an eye, realized. Subsequently, the first and second coupling elements of the adjacent hose sections in the effective way they are secured / fixed with a band-shaped element. In the context of the present invention, under such a band-shaped element also understood another suitable element, including a belt, cord, rope, strap and the like. In this way, between two adjacent hose sections multiple connections are realized such that a virtually complete connection between these hose sections has been realized. The advantage of using the tool is that the coupling elements can be easily positioned relative to each other, so that the material of the hose sections is such connects to each other as fully as possible and an optimal seal is achieved, whereby leakage is prevented. It has also been shown that the sealing element in use by the on this method of assembling a hose remains better in an extended position and also for longer time effectively prevents leakage. By providing the hose section according to the invention with a, in use of the hose section, tubular body makes it possible to pump liquid, in particular excess water for example, a flood. In this case, the tubular body is preferably provided with a flexible material that is more specifically foldable or collapsible so that it is easy to is easy to store and transport. Furthermore, such a hose section is reasonably easy to move. and can also be removed again after use. The hose section according to the invention is provided with a first and a second end to which or where coupling elements are provided to connect the hose section to an adjacent one. hose section. The coupling elements at the respective ends of the hose section are hereby connected to cooperating coupling elements of the aforementioned adjacent hose sections. The cooperating coupling elements of adjacent hose sections form the following together form a link. Such a link can be realized in various ways, including by the use of hooks, eyes, straps, belts, ropes, knots and others suitable coupling elements. The hose section according to the invention is furthermore provided with a sealing element that is attached to or near at least one of the first and second ends of the hose section. The sealing element is also referred to as a sleeve and is equipped with a for use in essentially a tubular part which, after connection of the relevant hose section to a adjacent hose section, extends into this adjacent hose section. The sealing element is located at preferably furthermore provided with one or more reinforcement elements. The tubular part of the The sealing element can be provided as a box profile. It is also possible for the tubular part to be to be provided with a number of elements or strips or strips that, in use, form into a kind of tubular part. However, in a currently preferred embodiment, the tubular part is provided as a tubular element made of a flexible and foldable material. By providing the sealing element, a seal is created between two adjacent (and coupled) hose sections realized or at least improved. As a result, in use the Leakage of the pumped fluid significantly reduced. This is achieved, among other things, because this sealing element extends into an adjacent hose section over a sealing length or sealing distance. In such a currently preferred in this design, the sealing element is provided with a material that is at least as flexible. if the tubular body of the hose section is flexible, and preferably even more so. With this, It has been shown that the sealing effect is further enhanced. Preferably, the first coupling elements are hook-shaped elements and the second coupling elements a number of through-holes. In one of the currently preferred embodiments according to the invention, it is with a sealing element fitted at or near the first end, the first coupling elements are hook-shaped elements provided at or near the end, and are the second coupling elements a number of pass-through openings provided at or near the second end. Preferably, the first coupling elements are, viewed from the center of the hose section and viewed towards the first end, placed in front of the sealing element. In an economical embodiment according to the invention, there are between two hose sections between the 10 and 15 connections realized. By providing a number of couplings in the mentioned area, two adjacent hose sections effectively connected to each other, or coupled. Preferably, the hook-shaped element is secured with the band-shaped element. executed while the tool hooks into or onto one of the hook-shaped elements. It is it appeared that holding the hook-shaped element with the tool the by this element feeding of the band-shaped element can be carried out effectively. This increases the speed of hose assembly and contributes to the sealing connection of two adjacent hose sections. The hook-shaped element is preferably secured by the to pass the band-shaped element through the hook-shaped elements. Preferably, it is band-shaped element routed in such a way that after routing the band-shaped element around the the outer circumference of the hose section is positioned. In a further advantageous embodiment according to the invention, after the with the hook the tool into or onto one of the hook-shaped elements, with the tool a tilting movement made, such that the hook-shaped element further into a groove of the gripping element provided is brought in front of the tool, after which the hook-shaped element in a substantially straight line can be drawn through the pass-through opening. Due to the tilting movement, an effective and robust engagement of the is preceded tool applied to the hook-shaped element, after which, following the tilting movement, a effective throughput is achieved through the through-opening. It has been shown that this results in a reliable method of assembling a hose from hose sections. In an economical embodiment according to the invention, the tool holds the hook-shaped element stuck during the insertion of the band-shaped element. By holding the hook-shaped element with the tool, this element is positioned in such a way inserted through the pass-through opening as much as possible. This has the advantage that there is a maximum surface within the hook-shaped element becomes available for feeding through it a band-shaped element for fixing the coupling. Preferably, the tool remains engaged with the hook-shaped element while the band-shaped element is fed through the hook-shaped element next to the tool. Through the To maintain engagement, it is prevented that the hook-shaped element retracts to any extent. through the cable entry opening, thereby making it difficult to feed the band-shaped element through. Furthermore, the engagement of the tool on the hook-shaped element is preferred. retain while sufficient space remains within the hook-shaped element to the to pass band-shaped element through here. In this context, besides being understood as on a distance or at least adjacent to the tool as viewed in the longitudinal direction of the hose sections or the hose. In a further advantageous embodiment according to the invention, an auxiliary tool becomes provided, in particular prior to the realization of the first connection by the to position the auxiliary tool relative to the two hose sections to be connected such that a part of the coupling elements can be at least partially picked up by the auxiliary tool be such that the ends of the hose sections lie essentially flat for realization of the first connection. This makes realizing the connection easier and also faster. The auxiliary tool may, for example, comprise an enclosed housing equipped with a recess, for example a groove, designed to accommodate a part of the first and / or second coupling elements. The invention furthermore relates to an assembly of a hose consisting of two or more hose sections. for pumping a liquid, and a tool where a hose section is designed for the assembly of a hose for pumping a liquid, and where the hose section comprising: - a tubular body in use that extends between a first end and a second end; - a number of first provided at or near the first end of the hose section coupling elements designed for connecting the hose section to another hose section, and a number provided at or near the second end of the hose section second coupling elements, where the first and second coupling elements a number include hook-shaped element and a number of pass-through openings; - placed on or near at least one of the first and the second end sealing element, where the sealing element is provided with a in use in main tubular part extending into an adjacent hose section; - the tool comprising a handle provided at or near a first end and a gripping element provided at or near a second end designed for gripping on, in or on one of the hook-shaped elements of the hose section to pass it through one of to be able to reach the through openings. Such a combination provides similar benefits and effects as described for the method. Also the mentioned measures, results, and the like, particularly for the hose section. and / or the tooling apply in whole or in part to said assembly. The The assembly is particularly suitable for carrying out the aforementioned working method. according to the invention. In one of the currently preferred embodiments, the assembly is equipped with an auxiliary tool as described previously for picking up one or more hook-shaped elements such that the two ends of the hose sections to be connected essentially lie flat. In an economical embodiment according to the invention, the engaging element of the tool provided with a groove in which a hook-shaped element of the hose section is applicable. In a currently preferred embodiment, the groove extends at an angle to relative to a longitudinal axis of the tool. By providing the groove at an angle, effective guidance of the hook-shaped element is achieved, such that this hook-shaped element remains positioned in the engagement element when passing the through the feed opening element. The positioning of the hook-shaped element in the groove of the tool is improved by performing the previously described tilting of the tool. Preferably, the angle at which the group extends relative to the tool is, in particular its longitudinal axis extending between the two ends of the tool, in the range of 25° to 75°, preferably in the range of 30° to 60°, and with the most preferred in the range of 40° to 50°. It has been shown that these angles are effective achieve guidance and / or positioning of the hook-shaped element in the groove. With further This angle is more preferably used in combination with the tilt described above. of the tool during the establishment of the connection. In an economical embodiment according to the invention, the sealing element extends over a distance in the range of 50 cm to 150 cm, preferably in the range of 65 cm to 115 cm, and most preferably in the range of 70 cm to 100 cm. It has been shown that providing a sealing element with an effective length in the The mentioned range results in a good seal between two coupled hose sections. With this leakage is further prevented. In a further advantageous embodiment according to the invention, the hose part is, and in the in particular the sealing element, provided with one or more reinforcing elements. By providing the hose section, and in particular the sealing element, with one or more reinforcement elements ensure that the sealing element is positioned in use in such a way extends as fully as possible into the adjacent hose section. This ensures that it remains in use under difficult conditions regarding type of terrain, temperature, type of liquid and the like, pumping the liquid effectively without unwanted loss of pumping capacity. This is in the particularly relevant in an emergency situation, such as during a flood, where so much in a short time possible excess water needs to be pumped out. A further advantage of using the reinforcement elements is that they prevent The sealing element is carried along with the water flow upon the loss or removal of the pump pressure. This is particularly relevant if the water needs to be pumped upwards, which is often the case in the event of a flood. Due to the loss of pump pressure, the change the direction and reverse the water flow. If the sealing element is thereby if taken along, this may start to restrict the flow passage. This may have adverse consequences for the pump capacity when restarting pumping. This is therefore avoided by applying the reinforcement elements according to the invention. Also prevent the reinforcement elements damage occurring to the sealing element. In an economical embodiment according to the invention, the one or more extend reinforcement elements are mainly located in the longitudinal direction of the hose section. By allowing the reinforcement elements to extend primarily in use in the longitudinal direction of the hose section becomes the sealing length, and thereby the sealing surface, made as large as possible. This ensures a further reduction of leakage. If desired, it is possible to place the reinforcement elements at an angle or in to shape a helix or screw. In these embodiments as well, it has reinforcement element the effect that the applied sealing element positions itself in a stable manner in extends in the longitudinal direction of the hose section into the preferably interior of the adjacent hose section, even in the event of loss of pump pressure. The reinforcement element is preferably on the inside of the sealing element. provided. As a result, the reinforcement element is shielded against possible occurrences on the one hand. wear and, on the other hand, contributes to better sealing of the sealing element against preferably an internal surface of an adjacent hose section. This causes the sealing function of the sealing element further improved. In a currently preferred embodiment, the reinforcement elements consist of a provide foldable material. Such foldable material can be, for example, a textile band, concerns a rubber element, reinforcement foil, or other suitable element. This provides a seal. element foldable as a whole, preferably together with the hose section to which it is attached. In an economical embodiment according to the invention, the tubular body of the hose section provided with a first material, and the sealing element is provided with a second, other, material. By providing the tubular body and the sealing element with different materials, the operation of the hose section as a whole can be further optimized. With The first material is preferred, that is to say the material of the tubular body provided. made of a wear-resistant material such that this tubular body can be placed on rough substrates and remain as intact as possible when moving over them. This first material concerns polyvinyl chloride (PVC) in a currently preferred form, with more preferably extruded PVC and / or one or more polyethylene materials. The sealing element is preferably provided with a more flexible material so that it is relatively easy to install in the interior of an adjacent hose section, and thereby can effectively connect against the internal surface of the tubular body of this adjacent hose section. With this the seal is further improved. This second material from which the sealing element in The main thing provided concerns, for example, ethylene propylene diene monomer (EPDM). With name the combination of the first and the second material, where the second material is more flexible is, has proven effective both in terms of limiting wear and improving the sealing in a service condition of the hose section. In particular, the combination of (Extruded) PVC and EPDM have proven effective. It will be clear that other similar combinations of materials are also among the possibilities. The tubular body and the sealing element are in a currently preferred embodiment according to the invention provided as separate elements which are mutually connected, preferably with a welded joint. Such a welded joint is also suitable in the event that the tubular body is made of a first material and the sealing element is provided from another second material, for example in a material combination as mentioned above. It has furthermore become apparent that, in addition to wear reduction and better sealing, the aforementioned combination is also suitable for dealing with occurrences in practice during use of the hose section to deal with pressure differences. In one of the possible embodiments according to the invention, the first concerns coupling element and the second coupling element parts that together form an eye coupling, for example, in a manner as described in the aforementioned EP 2 837 869 Bl. Hereby an eye of a first hose section is inserted through an opening in the second hose section and is then, by means of a band that is threaded through the eyes on the The relevant end has been secured. It will be clear that other connections are also possible. However, it has proven that this eye coupling is an effective coupling for the application. where excess water needs to be pumped out. In a further advantageous embodiment according to the invention, the hose section comprises one or more openings designed for draining the hose section when terminating the pumping. If pumping is terminated, for example because the pump of the pumping system to which the hose section to which the hose part is connected is stopped, the fluid must be removed from the hose section. to become, for example to enable the disposal of the hose section. By doing this with one or By providing more openings in the hose section, it is possible to drain the fluid effectively. exit from the interior of the hose section. The openings can be placed in various positions. installed, including at or near the ends of the hose section. Preferably, the openings in use are fitted with a closure to prevent the pumped fluid leaked away at unwanted moments. Such a shut-off can for example be provided in the form of a recoil element or other rebound element that function like a kind of check valve, where the fluid is only allowed through when the Busy. The present invention furthermore relates to a pumping system for pumping a liquid, where the pumping system comprising: - a pump; - a suction pipe fitted or attachable to the suction side of the pump; - a hose attached or attachable to the pump side of the pump, whereby the hose is composed with an assembly according to versions of the invention. Such a pumping system provides similar benefits and / or effects as described for the method and / or the assembly. The hose parts according to the invention can be used on the pump side, optionally over the entire length. This increases the usability of the hose sections. further enlarged according to the invention. Although the, preferably foldable, hose sections also on the For suction sides of the pump that can be applied, hose sections are preferably used. that are suitable to withstand negative pressure without being sucked flat. Preferably, the pumping system also includes a (coupling) tool according to the assembly. that is designed to create a connection between two adjacent hose sections. A Such coupling tools can be designed in various ways, preferably in a manner suitable for this purpose. described embodiment of the invention, including a tool in the shape of a gripping element, for example as a (type of) hook, which passes through an opening at the end of hose section is inserted and engages with a hook-shaped element of an adjacent hose section so that this hook-shaped element of the adjacent hose section when withdrawing the tool is pulled through the opening. Subsequently, such a hook-shaped element can be secured, for example by threading a strap or other suitable element through it. The invention furthermore also relates to a method for pumping a liquid, where the method comprises the steps of: the provision of a pump system with an assembly according to a design of invention; assembling the hose from a number of hose sections; connecting the suction line and the hose; and pumping the liquid. The method provides similar benefits and effects as described for the method. for assembling a hose, the assembly and / or the pump system. The hose sections according to the invention can be used on the pump side as well as on the suction side of the pump. This ensures the usability of the hose sections according to the invention further enlarged. After the pumping of a liquid, for example water during a flood, Once completed, the hose sections and the remaining elements of the pump system are cleared away. To this end, the hose is deflated and coiled in the currently preferred configuration or folded for further transport, storage, or use at another location. Further benefits, features, and details of the invention are explained by means of preferred forms of execution thereof, with reference to the attached drawing, in which: - Fig. 1 a view of a hose assembled from hose sections according to the invention; - Fig. 2 a view of a pump system with hose sections according to the invention; - Fig. 3 a view of an end of a hose section in a design according to the invention; - Fig. 4A,B a view of a tool in a version for an assembly according to the invention; - Fig. 5A,B a view of a possible coupling and associated tooling in a embodiment according to the invention; - Fig. 6 a view of a further embodiment according to the invention; and - Fig. 7 a view of a fitting for creating the connections at the assembling a hose. Hose 2 (Figure 1) is equipped with hose sections 2a,b,c which are interconnected with couplings 4. Hose section 2a,b,c extends over a length L in use and is in the shown embodiment provided with diameter D for (in use) tubular body 3. Hose section 2a is at or near first end 6 provided with first coupling element 8 and is at or near second end 10 fitted with second coupling element 12. In the shown configuration, it is sealing. element 14 fitted at or near an end 6,10 of hose part 2a and extends into the shown condition of use in an adjacent hose section over a sealing length Ls (see also figure 3A,B). Sealing element 14 is provided with tubular part or sleeve 16 (figure 1), also referred to as a sleeve, which is inserted into the adjacent hose section when in use. In this case, a type of stay 18 has been fitted as a reinforcement element on, in, or attached to a tubular part. 16 in the form of a strip, cloth or other element to provide strength to the sealing element 14. Pump system 102 (Figure 2) is equipped with pump 104, with 106 on the suction side. suction pipe 110 is provided and on the pump side the 108 discharge hose 2 is provided. On the pump side the 108 are in the shown embodiment hose sections 2a,b,c using couplings 4 interconnected to form hose 2. If desired, it is possible to also connect hose sections 2a,b,c to provide the suction side 106 for the realization of suction line 110, although preferably hose sections 2a,b,c are used that are suitable for the application of a vacuum and thereby not be sucked flat. It is possible to pre-connect hose sections 2a,b,c to a desired length and / or to do this wholly or partially in the field during use to the length to adjust hose 2 to the specific situation. Pump 104 is preferably part of a independent unit or module that is movable and can be placed at a desired location become. This enables effective and rapid installation, as well as relocation, of pump system 102 possible Hose section 2a,b,c (Figure 3) is connected in the shown configuration by means of a welded connection. 20 provided with sealing element 14, whereby one end of tubular part 16 at that location weld 20 is connected to one of the ends 6, 10 of tubular body 3 of hose part 2a,b,c. In the shown embodiment, sealing element 14 extends over a sealing length Ls and is provided with flow diameter D, at least in the service condition of hose section 2a,b,c. Sealing element 14 is furthermore provided with reinforcement elements 18 such as previously discussed, and is equipped with end edge 20. Coupling 4 is in the shown configuration. realized by providing a number of eyes 22 and hooks 24. Belt 28 (figure 1, 4B) is designed to subsequently thread through eyelets 22 for securing adjacent hose sections 2a,b,c. In the shown embodiment(s), tubular body 3 is manufactured from a extruded PVC material and sealing element 14 is mainly manufactured from an EPDM- material. The reinforcement elements can be made of a different material if desired, such as rubber or textile. Sealing length Ls in the shown version is preferably in the range of 20 cm to 150 cm, with a greater preference in the range of 30 cm to 100 cm, and preferably amounts to 50 cm to 70 cm. Length L of hose sections 2a,b,c can be as desired be chosen, however, common lengths L lie in the range of 5 m to 25 m, preferably in the range from 8 m to 20 m, and most preferably length L is about 10 m to 12 m. Diameter D in the displayed version is in the range of 20 cm to 60 cm, and is at preference lies in the range of 25 cm to 50 cm, and amounts to in a currently preferred versions about 30 cm, in particular 30.48 cm (12 inches). It will be clear that The mentioned dimensions can be adapted to the intended applications. Tool 30 (figures 4A,B) is equipped with gripping element 32 which is located on or near end 33a of tool 30. Handle 33b is provided at the other end 33c with tool 30. Between ends 33a,c, shaft 34 extends along longitudinal axis La. Engaging element 32 is provided with groove 35 which extends at an angle et to longitudinal axis La over a distance d. In a shown embodiment, opening 36 (Figure 5B) is provided, preferably near end 6.10 for draining hose 2, for example with a diameter of about 1 cm. Opening 36 can provide further assistance in draining hose sections 2a,b, andc, preferably in supplement to the drainage of water along a closed sealing element 14 between two interlocking hose sections 2a,b,c. Optionally, closing element 38 is provided with this in the form of a type of non-return valve or check cap with which opening 36 is closed in use and can open to drain hose 2. It will be clear that this drain function on can be realized in various ways. To realize coupling 4 (Figure 5A,B), in a shown embodiment, hook-shaped element / eye 24 of a hose section 2a,b,c to be removed through through opening 22 of the adjacent hose section 2a,b,c to subsequently be secured with a band-shaped element, for example with belt 28. Tool 30 can be used for this. In the The version shown is tool 30 equipped with gripping element / hook 32 which, with the help of can be inserted from stem 34 through pass-through opening 22 to then engage with hook-shaped element / eye 24 and can remove it by a retracting movement with stem 34 through passage opening 22. By subsequently securing hook-shaped element / eye 24, for example, with belt 28 as a band-shaped element, coupling 4 is realized between two adjacent hose sections 2a,b,c. It will be clear that other tools according to the invention should also be among the possibilities. In an alternative embodiment, coupling 4 (Figure 6) is provided with a hook-shaped element / eye 25 of hose section 2a,b,c is removed by to realize the coupling through-opening 23 of adjacent hose section 2a,b,c to then be secured with a band-shaped element, for example with belt 28. Use can be made of tool 30. In this embodiment, the opening of hook-shaped element 25 is wider than is needed for belt 28, such that tool 30 can be held next to belt 28 in hook-shaped element 25. Next to belt 28 in the shown embodiment means that tool 30 preferably at a distance from belt 28 in the direction of passage of tubular body 3 is positioned, or possibly directly adjacent. Particularly by the provision of At the mentioned distance, it is easier to pass belt 28 through the hook-shaped pass-through opening. to retrieve element 25 since tool 30 hook-shaped holds element 25 in a good position during the application of belt 28. This increases the ease of use and speed of the realizing coupling 30. In the shown embodiment, width Bz of the hook-shaped element 25 is therefore larger than width B1 of alternative hook-shaped element 24 (Figure 5B). The It will be clear that other implementations are also possible with completely different connections as mentioned earlier, preferably making use of a tools. Auxiliary tool 40 (Figure 7) can be used in various versions. Auxiliary tool 40 comprises support 42 in which a groove or recesses 44 is / are provided in which hook-shaped elements 24,25 can be positioned for connecting hose sections 2a,b,c. As a result, it is possible to position hose sections 2a,b,c flush so that coupling becomes easier. For assembling hose 2 from two or more hose sections 2a,b,c with tool 30 for For the pumping of a liquid, a number of hose sections 2a,b,c are first fitted. With two to connecting hose sections 2a,b,c becomes essentially a tubular part of sealing element 14 inserted into the other hose section 2a,b,c. Tool 30 is then engaged with gripping element 33a. inserted through passage opening 22 to engage, in particular to hook onto, hook-shaped element / eye 24 of other adjacent hose section 2a,b,c. Preferably, after engagement, a tilting of tool 30 performed, such that hook-shaped element 24 becomes positioned at one end of groove 35 to ensure robust engagement. Subsequently, tool 30 with hook-shaped element / eye 24 attached to it is withdrawn by feed-through opening 22. Preferably during the engagement of tool 30 and hook-shaped element / eye 24 subsequently becomes hook-shaped element / eye 24 with band-shaped element 28. fixed for the coupling. Subsequently, further couplings can be made in the same manner. realized. For pumping a liquid, for example excess water during a flood, pump system 102 is placed at the required location. In doing so, suction pipe 110 is connected pump 104 is provided and hose 2 on pump side 108 of pump 104 is also provided Hereby pre-coupled hose sections 2a,b,c are installed and / or are installed on site connected. Once the positioning and assembly of hose 2 is complete, the fluid can be pumps with pump system 102. After pumping is completed, pump 104 is switched off. after which the liquid is released from hose 2, possibly by using openings 36 with closure 38. After this, couplings 4 can be loosened if desired for disconnection. of hose section 2a,b,c and / or these are preferably coiled or folded, possibly as a whole or in longer lengths of multiple hose sections, and prepared for transport, storage and / or further use at another location. The present finding is by no means limited to the above-described. preferred forms of implementation thereof. The requested rights are determined by the following conclusions within the purport of which various modifications are conceivable.

Claims

1. Procedure for assembling a hose from two or more using a tool hose sections for pumping a liquid, comprising the steps: - the provision of at least two hose sections designed for assembling a hose for pumping a liquid, where the hose part comprising: - a tubular body in use that extends between a first end and a second end; - a number of first provided at or near the first end of the hose section coupling elements, and provided at or near the second end of the hose section number of second coupling elements, where the first and second coupling elements a comprise a number of hook-shaped elements and a number of pass-through openings which are designed for connecting the hose section to an adjacent hose section; - placed on or near at least one of the first and the second end sealing element, where the sealing element is provided with a in use in essentially a tubular part that extends into the adjacent hose section during use; - inserting the substantially tubular part of the sealing element; - making an initial connection between two hose sections using the tool insert through one of the pass-through openings and with one at or near one end of the tool equipped with gripping element to hook into or onto one of the hook-shaped elements, passing the hook-shaped element through one of the through-holes, and subsequently securing the hook-shaped element with a band-shaped element for thereby fixing the first link; and - establishing a further connection in the same manner as the first connection.

2. Method according to conclusion 1, whereby there is between 10 and 15 between two hose sections connections are being established.

3. Method in accordance with claim 1 or 2, whereby securing with the band-shaped element of the hook-shaped element is executed while the tool hooks into or onto one of the hook-shaped elements.

4. Method in accordance with one or more of the preceding claims, whereby after the with the hook the tool into or onto one of the hook-shaped elements, with the tool a tilting movement is made, such that the hook-shaped element moves further into a groove of gripping element provided is brought in front of the tool, after which the hook-shaped element in a substantially straight line can be drawn through the pass-through opening.

5. Method in accordance with one or more of the preceding claims, whereby it with a securing the band-shaped element of the hook-shaped element to fix the first with it coupling comprising the passage of the band-shaped element through the hook-shaped elements 6. Procedure in accordance with the preceding conclusion, where the tool is the hook-shaped holds the element in place while feeding the band-shaped element.

7. Method according to the preceding conclusion, whereby the tool remains engaged with the hook-shaped element while the band-shaped element is through the hook-shaped element lined up next to the tools.

8. Method of working in accordance with one or more of the preceding claims, further comprising the step of positioning a prior to realizing the first connection auxiliary tool for picking up a part of the coupling elements such that the ends the hose sections lie mainly flat to make the first connection.

9. Assembly of a hose consisting of two or more hose sections for pumping a liquid, and a tool, where a hose section is designed for assembling a hose for pumping a liquid, and where the hose part comprising: - a tubular body in use that extends between a first end and a second end; - a number of first provided at or near the first end of the hose section coupling elements designed for connecting the hose section to another hose section, and a number provided at or near the second end of the hose section second coupling elements, where the first and second coupling elements a number include hook-shaped element and a number of pass-through openings; - placed on or near at least one of the first and the second end sealing element, where the sealing element is provided with a in use in main tubular part extending into an adjacent hose section; the tool comprising a handle provided at or near a first end and a gripping element provided at or near a second end designed for gripping on, in or on one of the hook-shaped elements of the hose section to pass it through one of to be able to reach the through openings.

10. Assembly according to claim 9, where the engaging element of the tool is provided with a groove into which a hook-shaped element of the hose section can be inserted.

11. Assembly according to the preceding conclusion, where the groove extends at an angle. relative to a longitudinal axis of the tool.

12. Assembly according to the preceding conclusion, where the angle lies in the range of 25° to 75°, preferably in the range of 30° to 60°, and most preferably in the range of 40° to 50°.

13. Assembly in accordance with one of the preceding claims 9-12, where the sealing element extends over a distance in the range of 50 cm to 150 cm, preferably in the range of 65 cm to 115 cm, and most preferably in the range of 70 cm to 100 cm.

14. Assembly in accordance with one of the preceding claims 9-13, where the sealing element is provided with one or more reinforcement elements.

15. Assembly in accordance with the preceding conclusion, where one or more reinforcement elements in use extend mainly in the longitudinal direction of the hose section.

16. Assembly in accordance with the preceding conclusion, whereby the reinforcement elements are attached to the are provided on the inside of the sealing element.

17. Complex in accordance with one of the preceding claims 9-16, where the reinforcement elements made of a foldable material are provided.

18. Assembly according to one of the preceding claims 9-17, where the tubular body is provided with a first material, and the sealing element is provided with a second, different, material.

19. Assembly according to one of the preceding claims 9-18, where between the tubular A weld is provided between the body and the sealing element.

20. Assembly in accordance with one of the preceding claims 9-19, where the sealing element consists mainly of Ethylene Propylene Diene Monomer (EPDM).

21. Assembly in accordance with the preceding claim, where the tubular body of the The hose section is primarily made of polyvinyl chloride (PVC).

22. Complex in accordance with one of the preceding claims 9-21, where the first coupling element and the second coupling element form an eye coupling.

23. Combination in accordance with one of the preceding claims 9-22, further comprising one or more openings designed for draining the hose section when terminating the pumping.

24. Assembly in accordance with the preceding conclusion, further comprising a closure for the one or more openings, where the closure is designed to close the opening when in use during the pumping of the liquid.

25. Assembly in accordance with one of the preceding claims 9-24, further comprising a auxiliary tool for picking up a part of the coupling elements such that the ends of the hose sections lie mainly flat to make the first connection.

26. Pumping system for pumping a liquid, the pumping system comprising: - a pump; - a suction pipe fitted or attachable to the suction side of the pump; - a hose attached to or attachable to the pump side of the pump, where the hose is composed of an assembly in accordance with one of the preceding conclusions 925.

27. Pumping system in accordance with the preceding claim, further comprising a coupling tool designed to create a connection between two adjacent hose sections.

28. Method for pumping a liquid, where the method comprising the steps: - the provision of a pump system with hose sections in accordance with one of the preceding conclusions 26-27; - assembling the hose from a number of hose sections; - connecting the suction line and the hose; and - pumping the liquid.

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