Classifications

• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
  • A47K5/00—Holders or dispensers for soap, toothpaste, or the like
  • A47K5/06—Dispensers for soap
  • A47K5/12—Dispensers for soap for liquid or pasty soap
  • A47K5/1202—Dispensers for soap for liquid or pasty soap dispensing dosed volume
  • A47K5/1204—Dispensers for soap for liquid or pasty soap dispensing dosed volume by means of a rigid dispensing chamber and pistons
• • A—HUMAN NECESSITIES
  • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
  • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
  • A47K5/00—Holders or dispensers for soap, toothpaste, or the like
  • A47K5/06—Dispensers for soap
  • A47K5/12—Dispensers for soap for liquid or pasty soap

Definitions

• the present invention relates to a dispenser for liquid disinfectants, liquid surfactant products such as liquid soap, hand lotion, shower gel, care shampoo for hair, or for other liquids with at least one storage container and at least one liquid outlet 5 with at least one between the storage container or containers (n) and the respective liquid outlet opening arranged, the liquid pressurizing pump unit, and furthermore with a housing part receiving at least the storage container or containers, the dispenser being designed as a structural unit which can be inserted into a wall installation opening.
• a dispenser for liquid soap and the like is known from DE 35 05 893 AI.
• the dispenser can be mounted in the sanitary area on the outer wall next to a wash basin and the like, and consists of a housing in which a storage container for the liquid is provided.
• a peristaltic pump is used as the metering pump for the liquid, the outlet of which passes over a hose in a substantially horizontally projecting handle which serves as a pivoting lever for a mechanical drive of the peristaltic pump.
• the drive is provided with a foot pedal.
• the liquids can be dispensed in evenly portioned quantities using the mechanical drive of the peristaltic pump, which is constructed in a simple manner.
• a dispenser for dispensing liquid soap in which the user has to bring his hands into the area of the outlet nozzle. Then an electr jumps over a proximity switch. Drive of the metering pump and causes a single or multiple dispensing of a metered amount of soap.
• the dispenser requires an electrical voltage connection at the installation site. This and the electronics used in the dispenser must be particularly protected against moisture in order to avoid a short circuit and a possible fire of the device. Such a dispenser must therefore be placed at a sufficient distance from taps.
• the dispenser housing is strikingly attached to the wall and blocks space in the pool area for the attachment of other sanitary facilities.
• the dispenser housings made from stainless steel sheets or enamelled sheets are exposed to increased soiling and aging in the wet area and are often not in a hygienically perfect condition even when they are made from easy-care materials. " ' There is a risk that the dispenser housings will dent or otherwise be damaged become or even willfully torn off the mounting wall.
• a liquid soap dispenser which, combined with a square wall tile, is designed behind this as a unit which can be removed from the wall.
• the tile is rotatably mounted in the dispenser frame inserted into the wall.
• the upper part of the tile to be pressed into it compresses a bellows, which generates the pressure necessary to push the soap out of a container which is attached to the back of the tile and can be pivoted with it, while the lower, automatically protruding part of the tile releases the opening of the dispenser.
• the dispenser frame has an opening cross section of 10 to 15 cm in length and height.
• the container which is arranged as a pivotable unit with the tile, has only a small depth and is chamfered in the lower region in order to allow the lower part of the tile to emerge from the dispenser frame.
• the volume of the container is thus small, with a non-drip Closure of the outlet opening inserted on the underside of the container is to be produced by a sealing rubber.
• the necessary installation opening with a rectangular cross-section must be precisely lifted, with the risk that lateral tiles must be damaged and thus relocated.
• the part of the dispenser to be placed in the wall installation opening should be designed in such a way that it can largely be introduced into the exception of one or more cylindrical core drill holes which merge into one another and which, in particular, can also be easily retrofitted in the wet area to already tiled walls without damaging the lateral tiles, and this at a depth over a large part of the given wall thickness.
• the dispenser according to the invention therefore requires the previous one at the intended fastening point in the wall or subsequent installation of an installation recess, which is to be dimensioned in accordance with the dimension of the wall installation housing to be used, which as such is used for storing an installation section of the dispenser designed as a compact, elongated unit with one or more storage containers and / or the required metering pump and its drive suitably sized cylindrical receptacle is provided.
• This unit is designed as a sanitary installation element, and can either be externally with one or more dispenser heads with the pump unit and / or. be provided with the liquid outlet openings provided for the various storage containers or with the formation of an access gap which opens freely outwards in the lower region of the wall installation housing with one or more liquid outlet openings created there.
• the outer panel covers the sanitary installation element introduced into the wall installation housing. Even when the outer panel is fitted with one or more outer axially projecting dispenser heads for receiving and / or fitting the outlet nozzles and / or liquid outlet openings, it is possible to largely integrate them into a flat or slightly curved outer panel of the wall-mounted housing.
• the outer panel which protrudes only slightly to the outside, is only exposed to slight soiling and, if this should become necessary, can be cleaned simultaneously with the neighboring mirror, tile and other wall areas of the wet area.
• the installation opening to be created can be designed with a relatively small opening cross section. While the wall-mounted housing is permanently fixed in this elongated installation opening, the sanitary wall-mounted element is fixed in the wall-mounted housing via easily detachable connecting means, so that the entire dispenser except for the wall-mounted housing is removed, for example, after a simple unlocking of the connecting means by pulling it out of the installation opening can be done.
• a claw lock or a bayonet lock can be used as a connecting means between the sanitary wall mounting element and the wall mounting housing. claims 15-24. Furthermore, a closure plate can be arranged behind the outer panel of the dispenser, with which the entire installation opening can additionally be covered to the outside (claims 11 and 29).
• a locking element can be placed on the back of the closure plate, which can be pivoted via an external actuating mechanism in such a way that it has outer latching claws in two opposite ones outer locking openings of the wall of the wall mounting housing engages and disengages.
• Claim 25 is given an optimal mounting of the wall mounting element with respect to the wall mounting housing via the longitudinal sliding guide which is subsequently created, wherein an easy removal and attachment of the wall mounting element is possible.
• the guide rails and / or webs so far created in the wall mounting housing can be gem.
• Claims 3 and 26 simultaneously represent longitudinal struts or profiles of the wall mounting housing, which connect two outer, curved, circular metal strips in the axial direction to form a cylindrical hollow body which is open to the lateral surface between these profiles.
• the wall mounting housing has an elongated cylindrical shape or is composed of a plurality of partially hollow horizontal cylinders, such a wall mounting housing being able to be inserted in a correspondingly arranged arrangement of horizontal core drill holes. Within this receptacle of the wall mounting housing are gem.
• Claim 4 created or the storage container which complement each other to form a cylindrical tank or form an arrangement of two or more laterally interlocking hollow cylinders.
• the dispenser With such a construction of the wall installation housing, the sanitary wall installation element and that of the storage container arranged over a large part of the length of this wall installation element, the dispenser is compact and the installation opening is relatively small in size.
• the installation opening, the wall installation housing and the sanitary wall installation element are circular in cross section or in the form of a segment of a circle.
• practically the entire receiving space of the wall mounting housing can be used to arrange a wall mounting element with a correspondingly slightly smaller cross section due to the cylindrical design.
• the core drill holes can be easily created with appropriate drilling equipment in pumice walls, brick walls, but also in concrete walls. Such devices can also be used to drill tiled areas without damaging the adjacent tile area.
• the pump housing receiving the pump unit of the wall mounting element outside the wall mounting housing i.e. e.g. is arranged on the outside of a closure plate closing the installation opening there.
• the length of the pump unit can be dimensioned relatively small in the case of the liquid quantities to be dispensed in individual smaller portions, a length of the metering cylinder of approximately 2 cm with a diameter of approximately 1 cm being sufficient for a displacement pump in the form of a piston valve pump . Due to the design or external arrangement of the pump unit according to. According to claims 5, 29, 30 it is possible to place a large part of the sanitary installation element as far as possible in the installation opening, the part projecting outwards being designed in a relatively short form with its dosing pump and a pressure or dosing button .
• a support plate angled by 90 ° is provided, which either serves to hold one or more storage containers or as such represents a wall area of a storage container itself.
• the storage containers are gem.
• Claim 33 further preferably arranged individually detachably on the carrier plate, wherein they gem.
• Intervene claim 34 and have the shape of individual Zylindegegmen ⁇ te, which add up to an elongated cylindrical tank. The determination of the storage tank among themselves can be done by interlocking outlet nozzle and inlet openings. Claim 34 take place.
• the groove or tongues for forming the longitudinal sliding guide of the wall mounting element can be applied on the outside along the longitudinal edges.
• the arrangement of the storage containers to each other takes place according to. Claim 6 one above the other in such a way that the liquid flows largely automatically downwards via a lower liquid outlet placed on the container bottom of the lowermost storage container via an adapter unit for the metering pump.
• Claim 7 use the most varied metering pumps, wherein according to. Claims 8 and 9 a metering pump with a mechanical actuating device and a piston valve pump (displacement pump) is provided.
• the metering piston In order to drive the metering pump, the metering piston has to be displaced in order to carry out the suction and pressure stroke.
• This longitudinal displacement of the metering piston can take place by actuating a pushbutton which projects outward from a dispenser head and which on a parallel guide, the pressure cylinder moves longitudinally in the longitudinal direction of the dosing cylinder.
• an adapter unit with a check valve and a pressure relief valve is provided at the pump inlet and at the pump outlet of the piston valve pump.
• the formation of the pump unit acc. claims 6 14 and the formation of the connection and locking means according to Claims 15 - 24 enable an extremely space-saving arrangement of the pump unit and the connecting and locking center on the front side of the closure plate, which can be covered by an inconspicuous outer panel.
• the storage containers of the sanitary installation element can essentially fill the entire cylindrical receptacle of the wall installation housing without having to create openings for the installation of a pump unit or liquid outlet openings in the part of the installation element itself to be inserted or in an access gap to be arranged below it.
• Metering pumps are to be understood as positive displacement pumps with a metering cylinder or pump tube which holds a certain volume of liquid and which is then displaced to a certain volume and dispensed.
• a metering pump pump
• the actual outlet nozzle of the metering pump is covered by the dispenser head formed as an axially projecting nozzle in the outer panel, so that contamination of the outlet of the metering pump cannot take place.
• an adjusting slide is slidably mounted on the outer surface of the closure plate, via which the locking of connecting means of the sanitary installation element in relation to the wall installation construction housing is actuated;
• Fig. 2 a mere representation of the left side of the
• Sealing plate arranged pump unit with the actuating mechanism for the connecting means of the mounting element opposite the wall mounting housing, placed on the front and back of the closing plate, with a simultaneous representation of the lower storage container firmly attached to the right of the closing plate in a longitudinal section;
• FIG. 5 a rear view of the closure plate acc. Fig. 4 showing a locking element formed from a horizontally arranged, bent wire, which ends laterally outside in each case engages in a latching cam engaging in the wall of the wall-mounting housing and thereby via an extension guided in the middle through an elongated hole in the closure plate to the Front guided slide valve is guided and is engaged there with this;
• FIG. 6 a rear view of the closure plate acc. 5 corresponding to a section through the inlet opening of the lower storage container, showing the arrangement of the sanitary installation element within the outer wall installation housing, the wall of the installation opening indicated by dashed lines and the outer panel protruding radially outwards laterally with respect to the closure plate lower area as a protruding nozzle molded dispenser head;
• FIG. 8 shows a side view and end view of the upper storage container used as a refill tank
• Fig. 9 a plan view of the lower storage container, which at the same time serves as a support for the upper storage container and which can be exchanged in contrast to FIGS. 2 and 3, in FIGS. 8 and 9 the installation of the outlet connecting piece to be inserted into the inlet opening of the lower container upper container is reproduced;
• Fig. 11 an end view and a side view of the wall installation housing formed from profile webs;
• Fig. 12 a front view of the outer panel with a dispenser head arranged centrally in the lower region with a receptacle for the push button of the piston pump using;
• FIG. 13 a side view of this outer panel acc. 12 and FIG. 14: a bottom view of this outer panel acc. 12 shows the liquid outlet opening arranged in the axial outer region and an opening slot for introducing a metal socket wrench which displaces the adjusting slide of the connecting means in order to unlock them;
• FIG. 15 a side view of a dispenser in a preferred embodiment according to FIG. 17 piston piston pump to be used with hose valve, partly in longitudinal section;
• FIG. 16 an illustration of the piston valve pump according to FIG. 15 with an additional illustration of the position of the tension spring for retrieving the pump sleeve in the suction stroke and the liquid sucked into the pump tube in the process;
• Fig. 17 a preferred embodiment of the dispenser partially in longitudinal section and side view.
• the dispenser (1) for liquid soap and the like shown in FIGS. 1-14 consists of two superimposed storage containers (2, 3) for this liquid, a wall installation housing (10) which is fixed in a cylindrical installation opening (36) is in which the dispenser (1) is to be installed, an outer closure plate (27) which 'extends beyond the end face (13) of the receptacle (26) of a connecting means (24) in the form of a KläuenverInstitutes establishing the closure plate ( 27) with the storage containers (2, 3) attached to the wall mounting housing (10), the locking of the connecting center (24) being engaged via an external actuating mechanism placed on the front side (55) of the closure plate (27).
• This pump unit (6) can be actuated by a mechanical drive (9) which is designed in the form of a pushbutton (37) with a parallel guide for displacing the metering piston (38) of the piston valve pump.
• the pump unit (6) and the pump housing (8) are placed in an outer axially projecting dispenser head (14) which merges into an outer cover (5) which covers the entire closure plate (27) to the outside.
• the two storage containers (2, 3) can be fixed relative to a carrier plate (28), these being connected to one another via an outlet connection (31) of the upper storage container (3) which engages in an inlet opening (32) of the lower storage container (2) are connected.
• the Carrier plate (28) is fastened together with the storage container (2) to the rear of the closure plate (27).
• the pump housing (8) is fastened to the closure plate (27) and thus the support plate (28) and the two storage containers via an intermediate piece (56), so that these parts form a structural unit.
• the cylindrical opening (.36) in the masonry is designed as an elongated core drill hole, the wall mounting housing (10) having a corresponding shape. This can be centered within the cylindrical opening (36) by means of tabs (25).
• the wall mounting housing (10) forms as in the front view and side view. 10 and 11 reproduced a cylindrical elongated receptacle (26). in which the part of the dispenser (1) to the right of the closure plate (27) with the storage containers (2, 3) and the connecting means can be inserted via a longitudinal sliding guide (18) placed on the inner wall (17).
• the dispenser (1) can be pulled out as a compact, elongated structural unit together with the front pump housing (8) and the outer pushbutton (37) from the receptacle (26) of the wall-mounted housing, the outer panel (5) with the in this molded dispenser head and the closure plate (27) carrying these parts can be released. In this respect must; the connecting means (24) are unlocked.
• the pump housing (8) is arranged outside the closure plate, there is the advantage that the length of the can be shortened in the masonry installation opening and thus also the length of the wall installation housing (10).
• the section of the section of the sanitary installation element to be fitted in the wall installation housing (10) can be of different lengths.
• the pump housing is integrated within the storage container (2, 3) and thus, except for the outer pushbutton (37) and the outer panel (5) surrounding it, fully in the wall mounting housing (10) or in the Masonry installation opening is added.
• the dispenser head (14) formed in the outer panel (5) can, according to FIG. Fig. 12, 13, 14 run out as an axially projecting approach with slight curvature in the surface of the outer panel, while on the underside of the dispenser head this goes straight into the 90 ° folded side edge of the outer panel (5).
• the liquid outlet opening (4) is created on this underside, the outlet nozzle of the piston slide pump (7) being guided directly up to this liquid outlet opening (4).
• the dispenser Since all parts except the push button (37) of the dispenser (1) are covered by the outer panel (5), the closure plate (27) and the dispenser head (14) formed on the outer panel, this results in a hygienically perfect dispensing of the liquid soap , the outside of the dispenser being easy to keep clean.
• the dispenser designed as a sanitary installation element (11) easily accessible, it being sufficient to refill the liquid by actuating an external adjusting mechanism (47, 53) so that the connecting means (24) are released relative to the wall mounting housing.
• a tight, stress-free installation of the sanitary installation element (11) into the wall installation housing (10) is possible via a sealing ring placed on the back of the closure plate (27), which comes to lie outside the installation opening on the wall wall surrounding it there.
• the storage containers (2, 3) and the closure plate (27) and carrier plate (28) are made of plastic. While the lower storage container (2) should always be filled for safety, the upper storage container (3) is provided as a refill tank, which has the largest holding volume.
• the storage containers (2, 3) are connected to the metering pump (7) designed as a piston valve pump via the liquid outlet (34) on the container bottom (33).
• a pump housing (8) is mounted on the closure plate (27), which forms an intermediate piece (56) for mounting the outer adjusting mechanism (47, 53) and the metering cylinder (39).
• the metering piston which is longitudinally displaceable in this metering cylinder, is displaced by adjusting the push button (37) against a compression spring (46).
• an adapter unit (35) with a check valve (42) is connected to the inlet in a connection bore (41) to the dosing cylinder and to the outlet in a connecting channel (44) for liquid outlet opening (4) an adapter unit (43) with a pressure relief valve (45) flows during the suction stroke of the piston (38) liquid soap from the storage container (2) into the metering cylinder (39), the pressure relief valve (43) is closed, and during the pressure stroke with the check valve (42) closed, the liquid soap received in the metering cylinder via the pressure relief valve (43) and an outlet nozzle into the liquid outlet opening (4). It is possible to eject all of the liquid in the metering cylinder as a predetermined portion or only part of it.
• the pump housing has a length of 5 cm, measured from the liquid outlet opening (4) to the closure plate (27).
• the length of the actual metering cylinder is 2.5 cm, with an opening cross section of 1.5 cm.
• the entire length of the sanitary wall-mounting element is 18 cm, the length of the part pushed into the wall-mounting housing being 12 cm.
• the wall recessed housing (10) has a diameter of 10 cm.
• the width of the carrier plate (28) formed by the lower storage container (2) is 8.8 cm.
• the representation of the sanitary wall mounting element (11) acc. Fig. 2 corresponds to the representation acc. Fig. 1, the outer wall mounting housing (10) and the upper reservoir (3) are not shown for clarity.
• FIG. 3 the support plate (28) and the closure plate (27) with retaining webs (62) arranged there for mounting the locking element (50) according to FIG. 5 can be seen in supervision.
• On the front of the closure plate (27) is gem.
• Fig.4 the. Adjusting mechanism (47, 53) for the connection means (24) placed on the back of the closure plate for fixing the sanitary wall installation element in the wall installation housing (10).
• An adjusting slide (47) is mounted on the flat front surface (55) of the closure plate (27) in a longitudinally displaceable manner in accordance with the elongated hole formed in it. Since the intermediate piece (56) leading to the dosing cylinder (39) is placed below the longitudinal guide of the adjusting slide (47), it is guided laterally downward around the intermediate piece (56) with a fork-shaped extension. The intermediate piece (56) acts as a stop for the setting slide (47). In it there is a prechamber (46) for a guide rod for adjusting the check valve (42).
• the connecting means (48, 49, 50, 51, 52) forming a claw lock is connected to the adjusting slide (47) via the wire-shaped locking element (50) placed on the back of the adjustment plate (27).
• the locking element (50) has in the middle an extension > which extends through an elongated hole (40) of the closure plate (27) and comes into engagement with a corresponding guide of the closure plate (27).
• the locking element (50) is designed in a length corresponding to the opening width of the receptacle (26) of the wall mounting element (10).
• These locking openings (48, 49) are in the front and side view of the wall mounting housing acc. 10 and 11 are reproduced.
• the wall installation housing is formed from a basket-like metal cylinder which has an open end face (13) at the front and whose cylinder wall consists of two outer circular metal bands (21, 22) and longitudinal struts (19a, 19) connecting them as guide rails. Federation. " There are further connecting webs and profiles (29, 30) /. At the end of the wall mounting housing, this has a transverse web in which a mounting hole is made.
• the spacing tabs (25 ) applied evenly over the circular metal strips (20, 21).
• FIG. 6 The installation of the elongated sanitary installation element (11) within the wall installation housing (10) by means of a longitudinal sliding guide (18) is shown in FIG. 6.
• the lower storage container (2) is shown with its inlet opening (32), as well as the attachment of the elongated wire-shaped locking element (50) of the claw lock (24) on the back of the lock plate (27).
• the pivotable or rotatable mounting of the locking element (50) takes place by means of a fastening plate above and below it relative to the closure plate (27).
• the outer screen (5) shown in different views in FIGS. 12-14 has in the lower area a protruding nozzle (59) designed there as a dispenser head (14).
• the push button (37) for actuating the piston valve pump is slidably arranged in a circular opening (60) of the dispenser head.
• the outer panel (5) has a bevelled peripheral edge piece (58) with which it is attached to the outer peripheral end face of the closure plate (27) (press fit).
• a bottom view of the dispenser head (14) also shows the liquid outlet (4) near the opening (60) and an opening slot (61) near the edge piece (58) through which one inserted there Socket wrench (63) of the adjusting slide (47) can be moved against spring force to unlock the latching claw (51, 52).
• the piston slide pump (107) shown in FIGS. 15, 16 and 17, which has a hose valve (64), is used for metering the liquid disinfectant and surfactant products of the dispenser.
• the piston valve pump (107) like the piston valve pump (7) of FIGS. -1 and 2, can be arranged in a horizontal plane to the room floor, i.e. at an angle of 90 to the wall of the room with the inflow opening in the lower region of the storage container (2) or Storage container (102) according to the further embodiment of the dispenser according to FIG. 17, without the piston valve pump (107) becoming leaky despite the hydrostatic pressure of the liquid in the storage container coming into effect.
• the hose valve (64) of the piston slide pump (107) consists of a valve body (65) whose left cylindrical part (66) has two radial valve openings (84, 85) and an axial blind bore (86) that opens to the right having.
• the valve opening (85) is covered in the drawing by the side with the valve opening (84).
• an elastic hose piece (69) seated under pre-tension, which expands and overpressures within the blind bore (86) of the valve body (65) thus the hose valve (64) opens and closes below a pressure acting there or in the event of overpressure on its outside.
• a shorter cylindrical adjoining part (67) which is enlarged towards the outside in radius compared to the cylindrical part (66) and at the transition to cylindrical part (66) with a circumferential stop surface, which is oriented perpendicular to the surface of the cylindrical part (66) and serves as a stop for the tube piece (69) applied over the entire length of the cylindrical part (66).
• the diameter-enlarged cylindrical part (67) has on the right outside a radially projecting circumferential flange shoulder (68), a wide concentric contact surface being formed on the right outside of the valve body (65). This support surface runs around the right opening of the blind bore (86) of the valve body (65) as the outer circular segment surface.
• the blind bore (86) is. the inner diameter of the valve body (65) is graduated, and has a cylindrical section of smaller diameter in the longer cylindrical part (66) and a shorter cylindrical second section inside the part (67) which has a larger inner diameter.
• a snap-in receptacle is formed within the blind bore (86) on the right, in which a pump sleeve (71) can be fastened with a plug-in attachment (73) which is centered on the left end face and tapers in diameter.
• the pump sleeve (71) has a concentrically circumferential end face on the side of the plug-in attachment (73), which comes to lie non-positively and liquid-tight against the outer bearing surface concentrically revolving at the right end of the valve body (65).
• the valve body (65) with the pump sleeve (71) fitted in this way is inserted into a lateral right opening at the end of a pump rod (70) of the piston valve pump (107).
• the pump rod (70) is designed as a delivery pipe with a continuous longitudinal bore (122) and widens at the right end to receive the valve body to form a step-shaped concentrically rotating bearing bore for the adjoining the elongated free-standing cylindrical part (66) , In the outer diameter enlarged part (67) of the valve body, on which the plug-in projection (73) and the outer cylindrical part (72) of the pump sleeve (71) are attached.
• the part (67) of the valve body (65) comes into a force-fit connection in this bearing bore, a clamping fit of the desired strength being achievable by circumferential locking ribs on the inner surfaces of the bearing bore of the pump rod.
• valve body (65) and the pump sleeve (71) are aligned in the axial direction of the pump rod (70). Tet, the elongated cylindrical part (66) of the valve body (65) carrying the tube piece (69) protrudes freely into the pump rod, which is configured in the longitudinal direction as a delivery pipe, and the part (67) of the valve body widened in the outside diameter in the bearing bore at the end of the Pump rod (20) holds.
• the elongated cylindrical part (66) is designed in different dimensions over its length.
• the elongated cylindrical part (66) of the valve body (65) tapers in a truncated cone, the radial valve openings (84, 85) for the discharge of the pumped material being arranged in this area.
• the pump rod (70) with the valve body (65) mounted on its right end section and the pump sleeve (71) can be shifted to the right into a pump tube (76) into which the disinfectants and liquid surfactant products to be dispensed can be adjusted by adjusting the pump sleeve ( 71) are sucked in or discharged.
• An actuating head (75) is firmly attached to the left end of the pump rod (70), the pump rod (70) being pressed to the right when the actuating head is pressed is moved in the longitudinal direction of the pump tube (76). This takes place with compression of a compression spring (78) which is clamped between a stop surface (79) placed on the right side of the actuating head (75) and a stop surface (77) formed on a left extension of the pump tube (76) (see Figure 16).
• the lateral right-hand area of the pump rod (70) with the valve body (65) and the pump sleeve (71) fitted thereon can be moved in the axial direction as a piston within the pump tube (76), the pump tube (76 ) has a cylindrical interior that has a constant inner diameter.
• the pump sleeve (71) widens laterally to the right of its cylindrical part (72) to a radially projecting conical section-shaped section, which with a concentrically circumferential collar (82) comes to rest on the inner wall (83) of the interior of the pump tube (76).
• the collar is close there, so that during the
• Liquid can escape between the pump tube (76) and the pump rod (70) slidably mounted therein.
• a check valve (103) is located in the pump tube (76) at the end of the adjustment range of the pump sleeve (71). Arranged which, when pressure is applied to the interior of the pump tube (76), closes the latter with a closing body (80) which adjusts to the right into a valve seat (81), so that existing liquid cannot flow back into the reservoir (102), but instead through the longitudinal opening of the sleeve (71) and the blind bore (86) and radial valve openings (84, 85), the valve body under the outwardly widening hose section (69) in the longitudinal bore (122) of the pump rod (70) and is thus expressed via the outlet opening (104) created in the actuating head (75).
• New liquid thus flows from the storage container (102) into the interior of the pump tube (76), the pump tube in each case receiving a defined adjustable dosage amount of preferably 1-4 ml.
• the pump sleeve (71) widens with its truncated cone-shaped collar (82) in the direction of the check valve (103), which is guided as far as the inner wall (83) of the interior of the pump tube (76), in order to concentrate concentrically against it circumferential sealing to form area.
• the elastic hose piece (69) achieves a great leak-tightness of the piston pump, so that it is even in a horizontal arrangement with the wall of the room Arrangement in the lower area of the storage container (102) withstands the hydrosstatic pressure of the liquid within the storage container which becomes effective even at a height of more than 20 cm.
• the check valve (103) is arranged at the end of the adjustment area in the interior of the pump tube (76).
• the closing body (80) formed from an elastic plastic material has at the front section two cross-shaped centering plates (100) which are of such a length that they are used during the entire actuation of the piston pump to center the transition from the pressure stroke to the suction stroke projecting closing body through a central locking opening (118) of the valve seat (81), which is formed by a concentrically circumferential shoulder (120) projecting radially inward from the inner wall (83) and can be closed by a central truncated cone-shaped closing body section (101) .
• the shooting body (80) has a radially outwardly directed collar (109) starting from the central closing body section (101), which collars against a circumferential stop rib (121) extending from the inner wall (83) at the transition to Suction stroke comes to the plant.
• the collar (119) is circumferential with individual ones provided openings which open as soon as the radially outwardly projecting collar (119) is no longer pressed against the concentrically circumferential, radially projecting shoulder (120) of the valve seat (81), which closes the openings of the collar (119) as a seal .
• the closing body (80) In the suction stroke, the closing body (80) only comes with an outer edge of the collar (119) against the circumferential stop rib (121), which protrudes radially only slightly, so that the openings in the collar (119) for the from the storage container (102) Liquid inside the pump tube (76) should remain open.
• the adjustment path of the closing body (80) is relatively short.
• FIG. 16 the piston valve pump (107) according to FIG. 15 is shown at the end of the suction stroke, with a closed outflow of the longitudinal bore due to the pull-back spring (78) in the pump tube (76) which is pulled back to the left and the blocked hose valve (64) (122) having pump rod (70), liquid is sucked into the interior of the pump tube (76) via the open valve seat (81) and the openings in the collar (119) of the closing body (80).
• the liquid is inside the pump sleeve (71) and the hose valve (64) and is in the pressure stroke when the pump rod (70) and the pump sleeve (71) move to the right over the adjustment range of the pump tube (76) through the bore of the Pump sleeve (71) and the blind bore (86) of the valve body (65) and the radial valve openings (84, 85) are expressed under the hose section (69) and via the pump rod (70), which is designed inside as a delivery pipe with the drain line (122). for liquid outlet opening (104) directed.
• the pump pipe (76) comes to lie within the storage container (102) over its entire length, a screw connection (88) being provided in which a screw cap (123) projects radially on the outside of the pump pipe (76) , peripheral approach presses against the threaded connector (106) of the storage container (102).
• the screw cap has a circumferential pipe section (124) in the left area, which is guided over the tension spring (78) and comes to lie within the hollow actuating head (75) at a distance from the end face there, so that in the pressure stroke the actuating head (75) can be displaced to the right over this piece of pipe against the screw cap of the screw connection (88).
• the screw cap (123) designed as a union nut simultaneously defines the maximum displacement of the pump rod (70) into its left outer position at the end of the suction stroke, with a stop (125) against which the is placed in the screw cap (123) in the region of the inserted valve body (65), a section of the pump rod (70) with an enlarged outer diameter laterally abuts (see FIG. 15).
• the preferred embodiment (133) of the dispenser for liquid disinfectants and liquid surfactant products shown in FIG. 17 has the piston slide pump (107) formed with a hose valve (64). There is again a cylindrical opening (36) in the masonry as an elongated core drill hole ' , into which a correspondingly adapted wall mounting housing (110) can be inserted, which consists of plastic and at the inner end via a rear end wall (87) closed and can be fastened via two bores (98.99) there.
• the cylindrical wall-mounted housing is open to the front over the entire cross-section, so that the storage container (102) of the dispenser (133) made of plastic can be inserted into the wall-mounted housing (110) from there.
• This front insertion opening (89) of the wall-mounted housing (110) can be closed by an outer panel (105) which protrudes beyond the masonry to the side of the core borehole, the circumferential locking projection (90) of the wall-mounted housing with a radially protruding to the right Retaining collar (108) can be pushed on.
• the holding collar (108) has a central locking rib (126) which extends over a small angular section and projects inwards from the underside and which extends into a recess (92) in the peripheral circumferential direction of the projecting locking projection (90) of the wall mounting housing (110). can be introduced.
• the recess opens forward after a certain angular range, so that the locking rib (126) protruding from the holding collar (108) can be inserted and in the form of a bayonet lock by rotation in the circumferential direction of the core hole (36).
• extending recess (92) can be determined. (see opening (91) for widening the recess (92) towards the front left).
• a holding cam (109) directed towards the storage container (102), which has a rib (111) running across its center, extends centrally on the inside at the level of the storage container (102).
• This rib (111) engages in a longitudinal slot (112) which is located in a bearing cam (113) which extends from the front end of the storage container in the center towards the holding cam (109). Since the appropriately dimensioned rib (111) of the retaining cam (109) thus engages in the longitudinal slot (112) after the outer panel (105) has been slipped onto the projecting edge of the wall mounting housing (110), and the rib (111) in the bearing cam ( 113) engages in a rotationally fixed manner, with the rotation of the holding collar (108) and guidance of the locking rib (126) into the recess (92) extending over an angular section, the storage container (102) is simultaneously rotated within the wall mounting housing (110).
• a recess (94) which opens to the left and is formed in the container wall, is formed over a certain length starting from the outer right end wall (87) of the storage container, into which recess Inserting the storage container inserts a latching cam (96) protruding laterally inwards from the inner wall (97) of the wall mounting housing (110), and thereby the recess (94) at its end in an opposite direction of rotation of the storage container (102) on the at the front end of the wall-mounted housing, the locking groove (95) angled upwards takes place simultaneously with the locking of the bayonet catch of the outer panel (105) on the front face of the wall-mounted housing, the bayonet lock designed in this way is locked at the end of the wall-mounted housing relative to the end of the storage container (102) there.
• the front and rear bayonet catches in the wall mounting housing can thus be locked or released by a single rotation of the outer panel (105).
• the locking cam (96) on the inner wall (97) of the wall mounting housing (110) must have such a distance from the rear end (87.99) of the wall mounting housing that the bore (98.99) that the locking cam when the wall mounting housing is pushed in (96) comes to lie at the level of the locking groove (95) and is thus rotated from the recess (94) into the locking groove (95) when the storage container (102) rotates.
• the engagement of the locking groove (95) must be provided in such an angular position and depth on the outer wall of the storage container (102) that, when the locking cam (96) engages in the recess (94), the one to be fixed relative to the storage container (102) Outer panel (105) with the locking rib (126) protruding from the holding collar (108) enters the opening (91) of the recess (92) on the locking projection (90) of the wall-mounted housing and rotates the locking cams (96) and the locking rib (126) tighten at the same time.
• Two spaced circumferential guide beads (114, 115) are placed on the cylindrical outer casing of the storage container (102). Through this, an optimal holding of the storage container (102) within the wall mounting housing (110) can be achieved. (light press fit).
• the guide bead (115) is in the area the recess (94) interrupted.
• the storage container (102) is cylindrical in shape, but has two flattened lateral surface areas which extend over the entire length of the storage container. These serve as a guide for the storage container during filling, so that on a conveyor belt when filling the container. Liquid the out-of-center drain in the storage container remains aligned in a given position, so the container does not turn laterally on the conveyor belt.
• the storage container (102) and the wall-mounted housing (110) are each round in cross-section such that these parts can be inserted into the core borehole or inside the cylindrical wall-mounted housing.
• the length of the core drill hole is 10 - 15 cm.
• the parts of the piston valve pump (107) largely come to lie on the actuating head (75), the outer screw cap (123) and its lateral tube section within the wall mounting housing (110).
• the travel of the piston pump is relatively short for the intended dosing volume, so that the necessary travel of the pump rod (70) between the screw cap and the actuating head (75) is short.
• the actuating head (75) protrudes only slightly with the part of the outer panel (1G5) that bulges around the outside toward the front over the wall area of the respective installation space.
• an opening (116) is provided in the upper area on its left front end, in which an ventilation valve (117) is created, which opens when there is negative pressure in the storage container. It consists of two sealing pieces (127, 128) which extend inwards from an annular valve opening and which spring against one another and which come to lie on top of one another like the upper and lower part of a duck bill. (Duckbill valve).
• This ventilation valve leads to the storage container being aerated behind the piston valve pump (107) designed as a hose valve pump.
• the expression “DUCK-BILL” is also used.
• This ventilation valve (117) is inserted into the opening (116) in such a way that the valve protrudes in a beak-like manner, with a force exerting a force on the flap-shaped sealing pieces (127, 128) of the valve at a pressure which acts in the storage container at the top and bottom and these are thus pressed together until finally the sealing pieces move apart again due to an underpressure in the storage container or an overpressure outside the container.
• the ventilation valve (117) simultaneously provides protection against external contamination, vermin and also against drying out of the liquid filling material.
• the dispenser (133) has the pump drive (129) shown there, comprising the actuating head (75), the pump rod (70) and the compression spring (78), which are mounted in a longitudinally displaceable manner with the end on the abutment surface (77, 79) in each case and thus after compression by moving the actuating head (75) and the pump rod (70) to the right, these parts are moved again to the left after releasing the actuating head.
• the pump drive (129) shown there comprising the actuating head (75), the pump rod (70) and the compression spring (78), which are mounted in a longitudinally displaceable manner with the end on the abutment surface (77, 79) in each case and thus after compression by moving the actuating head (75) and the pump rod (70) to the right, these parts are moved again to the left after releasing the actuating head.
• a pump unit (131) is thus formed, which consists of the pump drive (129) and the piston valve pump (107 ) exists and is fixed with the screw connection (88) with respect to the wall mounting housing or the storage container instead of via screw connection with respect to the closure plate (27).
• the pump unit (131) is arranged horizontally on the bottom of the container, the piston valve pump (107) having a hose valve being drip-tight in this position. It comes as far as the pump tube (76), which goes into the reservoir (102) and whose threaded connector (106) is pushed in and thus with it the inside of the wall mounting housing (110). form pushed-in section of the dispenser (built-in element (130)), lying outside of it, underneath the dispenser head (132) protruding from the outer panel (105).
• Pump unit consisting of dosing pump u. mechanical drive 6 metering pump designed as a piston slide pump 7 pump housing of the piston slide pump (7) 8 mechanical drive for the piston slide pump (7) 9 wall installation housing 10
• Support plate on the side of the closure plate 28 further connecting webs and profiles of the wall mounting housing 29, 30 outlet connection of the upper storage container (3) 31
• Dosing cylinder 39 Elongated hole in the closure plate (27) 40 Connection bore at the inlet to the dosing cylinder 41 Check valve 42
• Locking claws of the locking element 51, 52 mounted on the locking plate (27) in the central extension of the locking element (50) 53
• Pump sleeve 72 tapered tubular plug insert of the pump sleeve 73 end of the pump rod 74
• Compression spring 78 stop surface. 79
• Inner wall of the wall installation housing 97 fastening holes on the rear end wall 98.99

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• Health & Medical Sciences (AREA)
• Public Health (AREA)
• Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
• Agricultural Chemicals And Associated Chemicals (AREA)
• Reciprocating Pumps (AREA)
• Closures For Containers (AREA)

Applications Claiming Priority (3)

Publications (2)

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ID=6896954

Family Applications (1)

Country Status (9)

Families Citing this family (6)

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• 1993
  • 1993-08-19 DE DE9312397U patent/DE9312397U1/de not_active Expired - Lifetime
• 1994
  • 1994-08-18 CA CA002169185A patent/CA2169185A1/fr not_active Abandoned
  • 1994-08-18 DE DE59402929T patent/DE59402929D1/de not_active Expired - Fee Related
  • 1994-08-18 WO PCT/DE1994/000958 patent/WO1995005110A1/fr active IP Right Grant
  • 1994-08-18 EP EP94924200A patent/EP0714253B1/fr not_active Expired - Lifetime
  • 1994-08-18 ES ES94924200T patent/ES2105740T3/es not_active Expired - Lifetime
  • 1994-08-18 AT AT94924200T patent/ATE153516T1/de not_active IP Right Cessation
  • 1994-08-18 AU AU74564/94A patent/AU685488B2/en not_active Ceased
  • 1994-08-18 US US08/602,744 patent/US5842608A/en not_active Expired - Fee Related
  • 1994-08-18 DK DK94924200.2T patent/DK0714253T3/da active

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