CN210419356U - Direct drinking water sterilizer suitable for distributed water supply - Google Patents

Abstract

The utility model discloses a straight drinking water steriliser suitable for distributed water supply, including casing, cap, sterilizing equipment, water inlet and delivery port, the water inlet is located the casing bottom, the delivery port is located the casing upper end, be equipped with the mounting hole on the cap, sterilizing equipment including pass the ultraviolet lamp of mounting hole site in the casing, link to each other and establish the outside sleeve pipe of ultraviolet lamp with lamp stand and the cover of mounting hole adaptation, the cap top is equipped with the mounting groove, be equipped with on the mounting groove and be used for protecting the lamp stand, and with the safety cover of mounting groove inner wall adaptation, the safety cover bottom is equipped with the turn-ups of supporting in the cap roof, be equipped with the fixing bolt who links to each other with lid and casing on the turn-ups, the safety cover top is equipped with the wiring hole, insert on the wiring hole. The utility model discloses a set up the ultraviolet lamp and disinfect, its easy operation, ultraviolet sterilization is efficient, disinfects the spectral nature, does not produce the disinfection accessory substance.

Description

Direct drinking water sterilizer suitable for distributed water supply

Technical Field

The utility model relates to a drinking water treatment technical field, concretely relates to straight drinking water sterilizer suitable for distributed water supply.

Background

Water is one of the most important factors for human living environment and is also an important component of human body. However, natural water is often polluted by feces of human beings, animals and birds, and contains a large amount of microbial pathogens. Studies have shown that millions of people leave us every year drinking unsafe water, and 3900 children die each day from drinking unsafe water. Therefore, it must be sterilized and disinfected before being used as drinking water. At present, the common drinking water disinfection and sterilization technology is chlorine disinfection, and the drinking water disinfection and sterilization device has the advantages of economy, convenience and reliable effect, especially has continuous sterilization capability, and can ensure that bacteria in a water distribution and distribution pipe network cannot be reproduced and bred again during centralized long-distance water supply. However, chlorine itself is toxic and poses a health hazard to humans beyond certain concentrations; second, chlorine disinfection produces trihalomethanes and other carcinogenic halogenated by-products. Most experts have agreed that the use of chlorinated water and the presence of chloride in drinking water is certainly linked to the probability of acquiring cancer. On the other hand, the liquid chlorine storage and use have high requirements for single-family or multi-family resident water supply which is not included in the urban municipal pipe network coverage and distributed in remote areas, and is not suitable for disinfection and sterilization of distributed water supply.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, the utility model aims at providing a straight drinking water sterilizer suitable for distributed water supply can be to those not bringing into city municipal pipe network coverage, the problem of drinking water disinfection and sterilization of single family or several family's residential points that the remote area distributes scattered.

Aiming at the problems, the following technical scheme is provided: the utility model provides a straight drinking water steriliser suitable for distributed water supply, includes casing, cap, sterilizing equipment, water inlet and delivery port, the water inlet is located the casing bottom, the delivery port is located the casing upper end, be equipped with the mounting hole on the cap, sterilizing equipment including pass the installation hole site in the casing ultraviolet lamp, link to each other and establish the outside sleeve pipe of ultraviolet lamp with the lamp stand and the cover of mounting hole adaptation with the ultraviolet lamp, the cap top is equipped with the mounting groove, be equipped with on the mounting groove and be used for protecting the lamp stand, and with the safety cover of mounting groove inner wall adaptation, the safety cover bottom is equipped with the turn-ups of supporting in the cap roof, be equipped with the fixing bolt who links to each other with lid and casing on the turn-ups, the safety cover top is equipped with.

In the structure, the ultraviolet lamp is turned on after being electrified, the supplied water enters the shell from the water inlet, the light of the ultraviolet lamp is used for sterilizing and disinfecting the supplied water through the sleeve, the supplied water flows from the bottom end of the shell to the water outlet at the top end of the shell, and the water flowing out from the water outlet can be directly drunk. The ultraviolet lamp can be protected by arranging the sleeve, so that the service life of the ultraviolet lamp is prolonged. Can prevent through setting up the safety cover that dust or aqueous solution from gathering on the lamp stand and lead to the lamp stand impaired to can prolong the life of lamp stand, improve the utility model discloses a reliability. Can be convenient for the installation of protective housing through setting up the mounting groove, thereby improved the utility model discloses a convenience, and can improve the work efficiency that the workman installed. Can prevent through setting up the turn-ups that aqueous solution from flowing into in the mounting groove along the outer wall of safety cover, thereby improved the utility model discloses a reliability. The protective cover, the shell cover and the shell body are fixed through the fixing bolts, so that the shell cover can be conveniently mounted and dismounted, and the connection strength and the sealing property among the protective cover, the shell cover and the shell body can be improved. Protect the electric wire that can be fine through setting up the pencil cover to improve the utility model discloses a reliability.

The utility model discloses further set up to, the cover is equipped with first fixed plate on the sleeve pipe, be equipped with the first mouth of a river of crossing on the first fixed plate, the first relative delivery port of crossing the mouth of a river sets up reversely, the delivery port is located first fixed plate top, be equipped with first slider on the outer wall of first fixed plate, first slider is equipped with threely at least, and sets up with the relative casing the central axis circumference of first mouth of a river, be equipped with on the inner wall of casing with first slider looks adaptation and link up the first spout at casing top, but the relative casing of first fixed plate endwise slip.

In the structure, the supplied water enters the shell through the water inlet, and after the liquid level surface of the supplied water reaches the first fixing plate, the supplied water flows to the water outlet through the first water passing port. Through setting up first fixed plate for the supplied water can be by abundant disinfecting, the disinfection of ultraviolet lamp in the casing, thereby has improved the quality of delivery of water in delivery port department. Slide through setting up first slider and first spout, can be convenient for first fixed plate and sterilizing equipment take out in the casing to can convenient to use person wash or change the ultraviolet lamp to shells inner wall and sleeve pipe outer wall, improved the utility model discloses a convenience. Through with three first slider and the relative casing central axis circumference setting of first water passing mouth can make first water passing mouth to the delivery port between the straight line distance the biggest to can make the supply water treat the time in the casing longest, the time with ultraviolet lamp light contact is longer, and the effect of disinfecting, disinfecting is better, has improved the quality of supply water.

The utility model is further arranged in that a second fixing plate positioned below the first fixing plate is sleeved on the sleeve, the second water passing port is arranged on the second fixing plate and is arranged in the same direction relative to the water outlet, the water inlet is positioned below the second fixed plate, the outer wall of the second fixed plate is provided with at least three second sliding blocks, and is circumferentially arranged relative to the central axis of the shell with a second water passing hole, a second chute which is matched with the second slide block and penetrates through the top of the shell is arranged on the inner wall of the shell, the first fixing plate can axially slide relative to the shell, the length of the second sliding chute relative to the height direction of the shell is longer than the length of the first sliding chute relative to the height direction of the shell, the depth of the second sliding groove relative to the radial direction of the shell is smaller than the depth of the first sliding groove relative to the radial direction of the shell.

In the structure, the supplied water enters the shell from the water inlet, overflows from the second water outlet after the liquid level of the supplied water reaches the second fixing plate, and overflows from the first water outlet until the supplied water flows out from the water outlet after the liquid level of the supplied water reaches the first fixing plate. The time that the supply water is treated in the shell can be increased by arranging the second fixing plate, so that the supply water can be sufficiently sterilized and disinfected by the ultraviolet lamp, and the quality of the supply water at the water outlet is improved. Slide through setting up second slider and second spout, can be convenient for the second fixed plate take out in the casing to can convenient to use person wash the casing inner wall, improved the utility model discloses a convenience. Through crossing the relative casing central axis circumference setting of water mouth with three second slider and second and can make the second cross the mouth of a river to the first straight-line distance of crossing between the water mouth the biggest to can make the supply water treat the time longest in the casing, the longer with ultraviolet lamp light contact's time, the effect of disinfecting, disinfecting is better, has improved the quality of supply water. Through the length setting that is greater than the relative casing direction of height of second spout and the degree of depth that the relative casing direction of second spout was seted up and be less than the degree of depth setting that the relative casing direction of first spout was seted up, can make first slider and second slider, first spout and second spout all need not the dislocation set, thereby can make the second cross the mouth of a river and the first straight-line distance of crossing between the mouth of a river, prevent that the supply water from producing the short-flow two and reducing the effect of disinfecting, disinfection. Through setting up first slider and the cooperation of first spout, the second slider cooperatees with the second spout, can be convenient for first fixed plate and second fixed plate location installation, thereby improved the utility model discloses a convenience.

The utility model discloses further set up to, all be equipped with the sealing ring with sleeve pipe looks adaptation on first fixed plate and the second fixed plate, the sealing ring is "worker" font, the sealing ring card is located on first fixed plate and the second fixed plate.

In the structure, can increase the leakproofness of sleeve pipe and first fixed plate, second fixed plate junction through setting up the sealing ring, prevent that the supply water from flowing from the junction between sleeve pipe and first fixed plate, the second fixed plate, ensured that the supply water flows from the second mouth of a river, first water mouth of crossing, thereby improved the utility model discloses a reliability. The sealing ring adopts "worker" font, can make the outer wall of sealing ring block first fixed plate, second fixed plate firmly, has improved the joint strength between sealing ring and first fixed plate, the second fixed plate. Can also when the user need wash shells inner wall or first fixed plate or second fixed plate through setting up the sealing ring, loosen fixing bolt, with cap outside pulling, drive sterilizing equipment and first fixed plate, second fixed plate and move outwards together to can make the inside spare part of casing whole taken out, improve the utility model discloses a convenience can be applicable to the operation of non-professional, has improved the utility model discloses a reliability.

The utility model discloses further set up to, be equipped with the elastic ring with the sleeve pipe adaptation on the inner wall of sealing ring, the internal diameter of elastic ring is less than the sheathed tube external diameter.

Adopt above-mentioned structure, during the assembly, through pack into the casing with the second fixed plate earlier in, the first fixed plate of repacking, then will insert the sterilizing equipment who establishes on the cap and insert in the casing, when the sleeve pipe is plugged in sealing ring and elastic ring cooperation, because the internal diameter of elastic ring is less than sheathed tube external diameter, consequently the elastic ring downwarping produces deformation, pastes the outer wall of locating the sheathed tube to leakproofness and joint strength when sleeve pipe and first fixed plate, second fixed plate cooperation have been improved.

The utility model discloses further set up to, the cap bottom is equipped with interior slot, the casing top is equipped with the ladder groove, be equipped with between interior slot and the ladder groove with the sealing washer of both adaptations, the sealing washer bottom is equipped with the sealed piece with first spout looks adaptation.

Adopt above-mentioned structure, can improve the leakproofness between cap and the casing to can prevent that the supply water from spilling over from the casing top, avoid causing the waste of water resource, improve the utility model discloses a reliability. Through setting up sealed piece and first spout looks adaptation, improvement that can step forward the utility model discloses a leakproofness.

The utility model discloses further set up to, sheathed tube open end department is equipped with the flaring of ascending slope, lamp stand bottom cover is equipped with the seal cover, the seal cover bottom is equipped with the throat that is used for the cladding flaring, seal cover outer wall and mounting hole adaptation, be equipped with the bulge loop that offsets with the mounting groove diapire on the outer wall of lamp stand.

In the structure, suit with the throat through setting up the flaring, increaseed sealed area and can improve the leakproofness between sleeve pipe and the seal cover, prevent that the supply water from getting into the intraductal damage ultraviolet lamp of sleeve, thereby improved the utility model discloses a reliability. Through setting up the throat for the external diameter of seal cover bottom is greater than the mounting hole, and consequently in seal cover upper end was inserted and is located the mounting hole, the bottom in the mounting hole was supported at the top of bottom throat, thereby has improved the leakproofness between seal cover and the mounting hole, has prevented that the supply water from flowing into the mounting groove from the mounting hole in, has improved the utility model discloses a reliability. Through the leakproofness of the improvement mounting hole that sets up the bulge loop can be further, thereby improved the utility model discloses a reliability.

The utility model discloses further set up to, the sleeve pipe adopts quartz glass pipe.

Adopt above-mentioned structure, the loss rate when can reducing ultraviolet ray and passing through the sleeve pipe to can be when protecting the ultraviolet lamp, guaranteed sterilizing, the disinfection effect of ultraviolet lamp, thereby improved the utility model discloses a reliability.

The utility model discloses further set up to, the casing is cylindricly, and adopts stainless steel.

In the structure, the inner wall of the shell is polished to increase the reflecting capacity of the inner wall, thereby improving the sterilizing and disinfecting effects of the utility model.

The utility model discloses further set up to, the mounting hole is equipped with seven at least, and one of them is coaxial with the casing, and all the other mounting holes set up relative casing central axis circumference.

Adopt above-mentioned structure, can improve the ultraviolet lamp to the effect of disinfecting, disinfecting of supplied water to improve the quality that the delivery port goes out water, improved the utility model discloses a reliability.

The utility model discloses further set up to, ultraviolet lamp and sheathed tube interval and sleeve pipe and shells inner wall's interval are not more than 20 mm.

Adopt above-mentioned structure, can avoid the ultraviolet ray to be difficult to pierce through the water, influence the sterilization effect, thereby improved the utility model discloses a reliability.

The utility model has the advantages that: compare current steriliser, the utility model discloses to distributed water supply, the processing object is those not including city municipal pipe network coverage promptly, and the scattered single family or several family's residential block that distribute in remote area supply water, disinfects immediately and drinks immediately, need not pass through distribution pipe network long distance water supply, does not have the condition of requirement to lasting disinfection. The ultraviolet lamp is used for sterilization, so that the operation is simple, no medicament storage management requirement exists, no medicament residue detection requirement exists, and the ultraviolet lamp is more suitable for non-professional operation; the ultraviolet sterilization efficiency is high, and the sterilization has spectral property, especially for two insects (cryptosporidium and giardia); ultraviolet sterilization is a physical sterilization technology, and does not generate a disinfection by-product. The shell adopts polished stainless steel as an ultraviolet sterilization container, so that the ultraviolet intensity can be increased; and set up first fixed plate, second fixed plate in the casing, prevent to produce the short flow, reduce bactericidal effect, thereby improved the utility model discloses a reliability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional view of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is an enlarged view of a structure at a in fig. 3.

Fig. 5 is a schematic structural diagram of the middle sealing sleeve of the present invention.

Fig. 6 is an enlarged view of the structure at B in fig. 3.

Fig. 7 is an enlarged view of the structure at C in fig. 2.

Fig. 8 is a schematic structural diagram of the middle housing of the present invention.

The reference numbers in the figures mean: 1-a shell; 2-a shell cover; 3-a sterilizing device; 11-a water inlet; 12-a water outlet; 21-mounting holes; 31-an ultraviolet lamp; 32-a lamp holder; 33-a cannula; 22-mounting grooves; 4-a protective cover; 41-flanging; 42-fixing bolts; 43-wiring holes; 44-a harness sleeve; 5-a first fixing plate; 51-a first overflow port; 52-a first slide; 13-a first runner; 6-a second fixing plate; 61-a second water gap; 62-a second slide; 14-a second chute; 7-a sealing ring; 71-an elastic ring; 23-inner groove; 15-step groove; 8-sealing ring; 81-sealing block; 311-flaring; 9-sealing sleeve; 91-necking down; 321-convex ring.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 8, a direct drinking water sterilizer suitable for distributed water supply comprises a casing 1, a casing cover 2, a sterilizing device 3, a water inlet 11 and a water outlet 12, wherein the water inlet 11 is located at the bottom end of the casing 1, the water outlet 12 is located at the upper end of the casing 1, a mounting hole 21 is arranged on the casing cover 2, the sterilizing device 3 comprises an ultraviolet lamp 31 passing through the mounting hole 21 and located in the casing 1, a lamp holder 32 connected with the ultraviolet lamp 31 and adapted to the mounting hole 21, and a sleeve 33 sleeved outside the ultraviolet lamp 31, a mounting groove 22 is arranged at the top of the casing cover 2, a protective cover 4 used for protecting the lamp holder 32 and adapted to the inner wall of the mounting groove 22 is arranged on the mounting groove 22, a flange 41 abutting against the top wall of the casing cover 2 is arranged at the bottom of the protective cover 4, a fixing bolt 42 connected with the casing cover, a harness cover 44 for protecting the electric wire is inserted into the wiring hole 43.

In the above structure, the ultraviolet lamp 31 is turned on after being energized, the supplied water enters the housing 1 from the water inlet 11, the light of the ultraviolet lamp 31 passes through the sleeve 33 to sterilize and disinfect the supplied water, the supplied water flows from the bottom end of the housing 1 to the water outlet 12 at the top end of the housing 1, and the water flowing out from the water outlet 12 can be directly drunk. The ultraviolet lamp 31 can be protected by arranging the sleeve 33, so that the service life of the ultraviolet lamp 31 is prolonged. Can prevent through setting up safety cover 4 that dust or aqueous solution from gathering on lamp stand 32 and leading to lamp stand 32 impaired to can prolong the life of lamp stand 32, improved the utility model discloses a reliability. The installation of safety cover 4 can be convenient for through setting up mounting groove 22 to improved the utility model discloses a convenience, and can improve the work efficiency that the workman installed. Can prevent through setting up turn-ups 41 that aqueous solution from flowing into in mounting groove 22 along the outer wall of safety cover 4 to improved the utility model discloses a reliability. The protective cover 4, the shell cover 2 and the shell 1 are fixed through the fixing bolts 42, so that the shell cover 2 can be conveniently mounted and dismounted, and the connection strength and the sealing performance among the three can be improved. Protect the electric wire that can be fine through setting up wire harness sleeve 44, thereby improved the utility model discloses a reliability.

In this embodiment, the sleeve 33 is sleeved with a first fixing plate 5, the first fixing plate 5 is provided with a first water passing opening 51, the first water passing opening 51 is arranged in a reverse direction with respect to the water outlet 12, the water outlet 12 is located above the first fixing plate 5, the outer wall of the first fixing plate 5 is provided with a first sliding block 52, the number of the first sliding blocks 52 is at least three, the first sliding blocks are circumferentially arranged with the first water passing opening 51 with respect to the central axis of the housing 1, the inner wall of the housing 1 is provided with a first sliding chute 13 which is matched with the first sliding block 52 and penetrates through the top of the housing 1, and the first fixing plate 5 can axially slide with respect to the housing 1.

In the above structure, the supply water enters the housing 1 through the water inlet 11, and after the liquid level of the supply water reaches the first fixing plate 5, the supply water flows to the water outlet 12 through the first water passing opening 51. Through setting up first fixed plate 5 for the supplied water can be by abundant disinfecting, the disinfection of ultraviolet lamp 31 in casing 1, thereby has improved the quality of delivery port 12 department supplied water. Slide through setting up first slider 52 and first spout 13, can be convenient for first fixed plate 5 and sterilizing equipment 3 take out from casing 1 to can convenient to use person wash or change ultraviolet lamp 31 casing 1 inner wall and sleeve pipe 33 outer wall, improved the utility model discloses a convenience. Through set up three first slider 52 and the relative casing 1 central axis circumference of first mouth of a river 51 of crossing can make the first straight-line distance of crossing between mouth of a river 51 to delivery port 12 the biggest to can make the supply water wait the time in casing 1 the longest, the time with ultraviolet lamp 31 light contact is longer, and the effect of disinfecting, disinfecting is better, has improved the quality of supply water.

In this embodiment, the sleeve 33 is sleeved with the second fixing plate 6 under the first fixing plate 5, the second fixing plate 6 is provided with a second water passing port 61, the second water passing port 61 is arranged in the same direction relative to the water outlet 12, the water inlet 11 is positioned below the second fixing plate 6, the outer wall of the second fixing plate 6 is provided with at least three second sliding blocks 62, and is circumferentially arranged relative to the central axis of the shell 1 with the second water passing opening 61, the inner wall of the shell 1 is provided with a second chute 14 which is matched with the second slide block 62 and penetrates through the top of the shell 1, the first fixing plate 5 can axially slide relative to the shell 1, the length of the second sliding chute 14 relative to the height direction of the shell 1 is longer than the length of the first sliding chute 13 relative to the height direction of the shell 1, the depth of the second sliding groove 14 relative to the radial direction of the shell 1 is smaller than the depth of the first sliding groove 13 relative to the radial direction of the shell 1.

In the above structure, the supplied water enters the housing 1 from the water inlet 11, overflows from the second water outlet 12 after the liquid level of the supplied water reaches the second fixing plate 6, and overflows from the first water outlet 12 until the supplied water flows out from the water outlet 12 after the liquid level of the supplied water reaches the first fixing plate 5. The time for supplying water to be in the shell 1 can be prolonged by arranging the second fixing plate 6, so that the supplied water can be sufficiently sterilized and disinfected by the ultraviolet lamp 31, and the quality of the supplied water at the water outlet 12 is improved. Slide through setting up second slider 62 and second spout 14, can be convenient for second fixed plate 6 takes out from casing 1 to can convenient to use person wash casing 1 inner wall, improved the utility model discloses a convenience. Through crossing the relative casing 1 central axis circumference setting of mouth of a river 61 with three second slider 62 and second and can make the second cross the mouth of a river 61 to the first linear distance of crossing between the mouth of a river 51 the biggest to can make the supply water treat the time in casing 1 the longest, the time with ultraviolet lamp 31 light contact is longer, and the effect of disinfecting, disinfecting is better, has improved the quality of supply water. Through the length setting that the length that second spout 14 was seted up relative casing 1 direction of height was greater than that first spout 13 was seted up relative casing 1 direction of height and the degree of depth that second spout 14 was seted up relative casing 1 direction of radial is less than the degree of depth setting that first spout 13 was seted up relative casing 1 direction of radial, can make first slider 52 and second slider 62, first spout 13 and second spout 14 all need not the dislocation set, thereby can make the second cross the linear distance between mouth of a river 61 and the first mouth of a river 51 the biggest, prevent that the supply water from producing the short-flow second and reduce the effect of disinfecting, disinfecting. Through setting up first slider 52 and the cooperation of first spout 13, second slider 62 cooperatees with second spout 14, can be convenient for first fixed plate 5 and the installation of second fixed plate 6 location, thereby improved the utility model discloses a convenience.

In this embodiment, the first fixing plate 5 and the second fixing plate 6 are both provided with a sealing ring 7 adapted to the sleeve 33, the sealing ring 7 is in an i shape, and the sealing ring 7 is clamped on the first fixing plate 5 and the second fixing plate 6.

In the structure, can increase the leakproofness of sleeve pipe 33 and first fixed plate 5, the 6 junction of second fixed plate through setting up sealing ring 7, prevent that the supplied water from flowing from the junction between sleeve pipe 33 and first fixed plate 5, the second fixed plate 6, ensured that the supplied water flows from second mouth of a river 61, the first mouth of a river 51 of crossing, thereby improved the utility model discloses a reliability. The sealing ring 7 is in an I shape, so that the outer wall of the sealing ring 7 can firmly clamp the first fixing plate 5 and the second fixing plate 6, and the connection strength between the sealing ring 7 and the first fixing plate 5 and the second fixing plate 6 is improved. Can also when the user need wash 1 inner wall of casing or first fixed plate 5 or second fixed plate 6 through setting up sealing ring 7, loosen fixing bolt 42, with cap 2 outside pulling, drive sterilizing equipment 3 and first fixed plate 5, second fixed plate 6 and move outwards together to can make the inside spare part of casing 1 whole taken out, improve the utility model discloses a convenience can be applicable to the operation of non-professional, has improved the utility model discloses a reliability.

In this embodiment, an elastic ring 71 adapted to the sleeve 33 is disposed on an inner wall of the sealing ring 7, and an inner diameter of the elastic ring 71 is smaller than an outer diameter of the sleeve 33.

By adopting the structure, during assembly, the second fixing plate 6 is firstly arranged in the shell 1 and then the first fixing plate 5 is arranged, and then the sterilizing device 3 inserted on the shell cover 2 is inserted into the shell 1, when the sleeve 33 is plugged into the sealing ring 7 to be matched with the elastic ring 71, the elastic ring 71 bends downwards and generates deformation because the inner diameter of the elastic ring 71 is smaller than the outer diameter of the sleeve 33, and the elastic ring 71 is attached to the outer wall of the sleeve 33, so that the sealing performance and the connection strength when the sleeve 33 is matched with the first fixing plate 5 and the second fixing plate 6 are improved.

In this embodiment, cap 2 bottom is equipped with interior slot 23, casing 1 top is equipped with ladder groove 15, be equipped with between interior slot 23 and the ladder groove 15 with the sealing washer 8 of both adaptations, sealing washer 8 bottom is equipped with the sealed piece 81 with first spout 13 looks adaptations.

Adopt above-mentioned structure, can improve the leakproofness between cap 2 and the casing 1 to can prevent that the supply water from spilling over from casing 1 top, avoid causing the waste of water resource, improve the utility model discloses a reliability. Through setting up sealed piece 81 and 13 looks adaptations of first spout, improvement that can step forward the utility model discloses a leakproofness.

In this embodiment, the opening end of the sleeve 33 is provided with an upward inclined flaring 311, the bottom of the lamp holder 32 is sleeved with a sealing sleeve 9, the bottom end of the sealing sleeve 9 is provided with a necking 91 for wrapping the flaring 311, the outer wall of the sealing sleeve 9 is matched with the mounting hole 21, and the outer wall of the lamp holder 32 is provided with a convex ring 321 which is abutted against the bottom wall of the mounting groove 22.

In the structure, suit with throat 91 through setting up flaring 311, increaseed sealed area and can improve the leakproofness between sleeve pipe 33 and the seal cover 9, prevent that the supply water from getting into damage ultraviolet lamp 31 in the sleeve pipe 33, thereby improved the utility model discloses a reliability. Through setting up throat 91 for the external diameter of seal cover 9 bottom is greater than mounting hole 21, therefore seal cover 9 upper end is inserted and is located in mounting hole 21, and the bottom in mounting hole 21 is supported at the top of bottom throat 91, thereby has improved the leakproofness between seal cover 9 and the mounting hole 21, has prevented that the supplied water from mounting hole 21 inflow mounting groove 22 in, has improved the utility model discloses a reliability. Through the leakproofness that sets up improvement mounting hole 21 that bulge loop 321 can be further, thereby improved the utility model discloses a reliability.

In this embodiment, the sleeve 33 is a quartz glass tube.

Adopt above-mentioned structure, the loss rate when can reducing ultraviolet ray and passing through sleeve pipe 33 to can be when protecting ultraviolet lamp 31, guaranteed sterilizing, the disinfection effect of ultraviolet lamp 31, thereby improved the utility model discloses a reliability.

In this embodiment, the housing 1 is cylindrical and made of stainless steel.

In the structure, the inner wall of the shell 1 is polished to increase the reflection capacity of the inner wall, thereby improving the sterilization and disinfection effects of the utility model.

In this embodiment, at least seven mounting holes 21 are provided, one of the mounting holes is coaxial with the housing 1, and the other mounting holes 21 are circumferentially arranged relative to the central axis of the housing 1.

Adopt above-mentioned structure, can improve ultraviolet lamp 31 to the effect of disinfecting, disinfecting of supplied water to improve the quality of delivery port 12 play water, improved the utility model discloses a reliability.

In this embodiment, the distance between the ultraviolet lamp 31 and the sleeve 33 and the distance between the sleeve 33 and the inner wall of the housing 1 are not greater than 20 mm.

Adopt above-mentioned structure, can avoid the ultraviolet ray to be difficult to pierce through the water, influence the sterilization effect, thereby improved the utility model discloses a reliability.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a straight drinking water sterilizer suitable for distributed water supply, includes casing, cap, sterilizing equipment, water inlet and delivery port, its characterized in that: the water inlet is located the casing bottom, the delivery port is located the casing upper end, be equipped with the mounting hole on the cap, sterilizing equipment including pass the ultraviolet lamp of mounting hole site in the casing, link to each other and establish the outside sleeve pipe of ultraviolet lamp with the lamp stand and the cover of mounting hole adaptation with the ultraviolet lamp, the cap top is equipped with the mounting groove, be equipped with on the mounting groove and be used for protecting the lamp stand, and with the safety cover of mounting groove inner wall adaptation, the safety cover bottom is equipped with the turn-ups that supports in the cap roof, be equipped with the fixing bolt who links to each other with lid and casing on the turn-ups, the safety cover top is equipped with the wiring hole, insert on.

2. A direct drinking water sterilizer suitable for decentralized water supply according to claim 1, characterized in that: the improved water-saving device is characterized in that a first fixing plate is sleeved on the sleeve, a first water passing opening is formed in the first fixing plate, the first water passing opening is reversely arranged at the relative water outlet, the water outlet is located above the first fixing plate, a first sliding block is arranged on the outer wall of the first fixing plate, the first sliding block is at least three and is circumferentially arranged with the first water passing opening relative to the central axis of the shell, a first sliding groove which is matched with the first sliding block and penetrates through the top of the shell is formed in the inner wall of the shell, and the first fixing plate can axially slide relative to the shell.

3. A direct drinking water sterilizer suitable for decentralized water supply according to claim 2, characterized in that: the casing is sleeved with a second fixing plate located below the first fixing plate, a second water passing port is formed in the second fixing plate, the second water passing port and the water outlet are arranged in the same direction, the water inlet is located below the second fixing plate, a second sliding block is arranged on the outer wall of the second fixing plate, the number of the second sliding blocks is at least three, the second sliding blocks and the second water passing port are arranged in the circumferential direction relative to the central axis of the casing, a second sliding groove which is matched with the second sliding block and penetrates through the top of the casing is formed in the inner wall of the casing, the first fixing plate can axially slide relative to the casing, the length of the second sliding groove relative to the casing in the height direction is larger than the length of the first sliding groove relative to the casing in the height direction, and the depth of the second sliding groove relative to the casing in the radial direction is.

4. A direct drinking water sterilizer suitable for decentralized water supply according to claim 3, characterized in that: and sealing rings matched with the sleeves are arranged on the first fixing plate and the second fixing plate respectively, the sealing rings are I-shaped, and the sealing rings are clamped on the first fixing plate and the second fixing plate.

5. A direct drinking water sterilizer suitable for decentralized water supply according to claim 4, characterized in that: and an elastic ring matched with the sleeve is arranged on the inner wall of the sealing ring, and the inner diameter of the elastic ring is smaller than the outer diameter of the sleeve.

6. A direct drinking water sterilizer suitable for decentralized water supply according to claim 3, characterized in that: the utility model discloses a sealing structure, including shell lid, casing top, interior slot, the sealing washer that is equipped with between interior slot and the ladder groove with both adaptations, the sealing washer bottom is equipped with the sealed piece with first spout looks adaptation.

7. A direct drinking water sterilizer suitable for decentralized water supply according to claim 1, characterized in that: the lamp holder is characterized in that an upward inclined flaring is arranged at the opening end of the sleeve, a sealing sleeve is sleeved at the bottom of the lamp holder, a necking used for coating the flaring is arranged at the bottom end of the sealing sleeve, the outer wall of the sealing sleeve is matched with the mounting hole, and a convex ring which is abutted against the bottom wall of the mounting groove is arranged on the outer wall of the lamp holder.

8. A direct drinking water sterilizer suitable for decentralized water supply according to claim 7, wherein: the sleeve is a quartz glass tube.

9. A direct drinking water sterilizer suitable for decentralized water supply according to claim 1, characterized in that: the shell is cylindrical and is made of stainless steel.

10. A direct drinking water sterilizer suitable for decentralized water supply according to claim 9, wherein: the mounting holes are at least seven, one of the mounting holes is coaxial with the shell, and the other mounting holes are circumferentially arranged relative to the central axis of the shell.

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