CN209778377U - Ultraviolet ray sterilizer for open channel - Google Patents

Abstract

The utility model discloses an ultraviolet disinfection machine for an open channel, which comprises a lamp bracket and a cleaning device; the lamp holder comprises a frame beam, a handle detachably connected with the frame beam, a frame rod detachably connected with the frame beam and a pipe sleeve detachably connected with the frame rod; the cleaning device comprises a cleaning wheel capable of moving back and forth, a cleaning rod for the cleaning wheel to move back and forth and a cleaning brush detachably connected with the cleaning wheel; the cleaning wheel comprises a hub matched with the cleaning rod, spokes uniformly distributed along the edge circumference of the hub, a rim connected with the spokes, fan blades rotationally matched with the hub and a first steering structure for changing the inclination direction of the fan blades; the utility model has the advantages that through the matching arrangement of the wheel hub and the cleaning rod, the cleaning wheel can move without being driven by a driving piece, thereby playing the roles of energy conservation and emission reduction; and the cleaning wheel is less in pressure and less prone to damage, so that the service life of the equipment is prolonged.

Description

Ultraviolet ray sterilizer for open channel

Technical Field

The utility model belongs to the technical field of water treatment, especially, relate to an ultraviolet ray disinfection machine for open channel.

background

Currently, most ultraviolet disinfection devices with automatic cleaning function adopt a pneumatic mode, and a cleaning ring arranged on the surface of a lamp tube sleeve is dragged by a cylinder to realize the cleaning function; for example, the open channel type ultraviolet disinfection device with the automatic cleaning function disclosed in chinese patent CN203781869U, wherein one end of a cylinder driving shaft is fixed on a head sleeve fixing rod, the other end of the cylinder driving shaft penetrates through a cylinder and is fixed on a tail jacket fixing rod, a cylinder center knot is fixed on the cylinder driving shaft, the cylinder center knot divides an inner cavity of the cylinder into two parts, and air nozzles are arranged at two ends of the cylinder; at least, cleaning devices are installed at two ends of the cylinder and comprise cleaning snap rings fixed on the cylinder and cleaning rings installed on the cleaning snap rings and used for being sleeved on the surface of the lamp tube sleeve, and the cleaning rings are evenly distributed on two sides of the cylinder.

Although the lamp tube sleeve can be cleaned by the disinfection device, the disinfection device needs to move back and forth under the pushing of the driving piece, water can cause strong resistance, energy loss is greatly increased, equipment is easy to damage, and the service life of the equipment is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ultraviolet disinfection machine for open channel, which has low energy consumption and long service life and overcomes the defects of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an ultraviolet ray sterilizer for an open channel comprises a lamp bracket and a cleaning device arranged on the lamp bracket; the lamp holder comprises a frame beam, a handle detachably connected with the frame beam, a frame rod detachably connected with the frame beam and a pipe sleeve detachably connected with the frame rod; the cleaning device comprises a cleaning wheel capable of moving back and forth, a cleaning rod for the cleaning wheel to move back and forth and a cleaning brush detachably connected with the cleaning wheel; the cleaning wheel comprises a hub matched with the cleaning rod, spokes uniformly distributed along the edge circumference of the hub, a rim connected with the spokes, fan blades rotationally matched with the hub and a first steering structure for changing the inclination direction of the fan blades; through the matching arrangement of the wheel hub and the cleaning rod, the cleaning wheel can rotate and move along one side of the cleaning rod, so that the purpose of cleaning the pipe sleeve is achieved, the impact force of water flow is converted into the rotating force of the cleaning wheel, and then the rotating force is converted into the advancing power of the cleaning wheel, so that the driving of a driving piece is not needed, and the effects of energy conservation and emission reduction are achieved; and the cleaning wheel is less in pressure and less prone to damage, so that the service life of the equipment is prolonged.

The first steering structure comprises a steering ring capable of moving back and forth, a ring groove used for enabling the steering ring to move back and forth and a steering transmission assembly used for driving and connecting the steering ring and the fan blades; through the arrangement of the structure, the fan blades can rotate, so that the reciprocating movement of the cleaning wheel can be realized through the rotation of the fan blades, and the use is more convenient.

The rim is provided with a through groove and a wheel groove; the fan blade is provided with a fan shaft, and at least part of the fan shaft penetrates into the wheel groove; through the arrangement of the structure, the fan blades can be conveniently installed, so that the fan blades can rotate relative to the rim.

the steering transmission assembly comprises a wire winding sleeve in rotation stopping fit with the fan shaft, wire fixing pieces uniformly distributed along the circumferential direction of the steering ring and a connecting wire of which one end is connected with the wire winding sleeve, and the other end of the connecting wire is connected with the wire fixing pieces; through the arrangement of the structure, the fan blades can be driven to rotate by rotating the steering ring, the aim of changing the inclination angle of the fan blades is achieved, the structure is simple, and the matching is stable.

The winding sleeve comprises a winding groove and a rotation stopping convex part; the fan shaft is provided with a rotation stopping groove matched with the rotation stopping convex part; through the arrangement of the structure, the rotation stopping matching between the winding sleeve and the fan shaft is realized, and the inclination angle of the fan blade can be changed.

the cleaning device also comprises a buffer rod capable of moving back and forth, a buffer rod cylinder for the buffer rod to move back and forth, a buffer piece with one end acting on the buffer rod and a one-way rotation stopping component for forming one-way rotation stopping matching between the buffer rod cylinder and the rack rod; the other end of the buffer piece acts on the buffer rod cylinder; through the arrangement of the structure, when the steering ring is in contact with the buffer rod, the steering ring and the buffer rod cannot be subjected to overlarge collision, the damage of the device is avoided, and meanwhile, the fan blades can be stably steered.

The one-way rotation stopping assembly comprises a gear ring detachably connected with the buffer rod cylinder, a rotation stopping block capable of moving back and forth and a resetting piece, wherein one end of the resetting piece acts on the rotation stopping block, and the other end of the resetting piece acts on the rack rod; through the arrangement of the structure, after the fan blade finishes steering, the fan blade can not be influenced when being contacted with the buffer rod again, and the smooth steering of the fan blade is ensured.

In summary, the cleaning wheel can move without being driven by a driving piece through the matching arrangement of the wheel hub and the cleaning rod, so that the effects of energy conservation and emission reduction are achieved; and the cleaning wheel is less in pressure and less prone to damage, so that the service life of the equipment is prolonged.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention;

3 FIG. 3 3 3 is 3 a 3 schematic 3 perspective 3 sectional 3 view 3 taken 3 along 3 A 3- 3 A 3 in 3 FIG. 32 3; 3

FIG. 4 is a schematic perspective view of a cleaning wheel of the present invention;

FIG. 5 is a schematic perspective sectional view of the cleaning wheel of the present invention;

FIG. 6 is an enlarged schematic view at A in FIG. 5;

FIG. 7 is a schematic perspective cross-sectional view taken along line B-B in FIG. 2;

FIG. 8 is an enlarged schematic view at B of FIG. 7;

FIG. 9 is a schematic perspective cross-sectional view taken along line C-C in FIG. 2;

FIG. 10 is an enlarged schematic view at C of FIG. 9;

fig. 11 is a schematic view of a three-dimensional structure of a steering transmission assembly and fan blades in embodiment 2 of the present invention;

Fig. 12 is an enlarged schematic view at D in fig. 11.

Detailed Description

example 1:

As shown in fig. 1 to 10, an ultraviolet ray sterilizer for an open channel comprises a lamp holder 1 and a cleaning device; the lamp holder 1 comprises a holder rod 11, a lamp tube 12, a tube sleeve 13, a holder beam 14 and a handle 15; the handle is connected to the frame beam through bolts; two ends of the lower surface of the frame beam are respectively connected with a frame rod through bolts; the two ends of the lamp tube are respectively and electrically connected with the two frame rods, the tube sleeve covers the outside of the lamp tube, and the two ends of the tube sleeve are respectively and bolt-connected with the two frame rods, so that the lamp tube is protected.

Specifically, the cleaning device comprises a cleaning wheel 21, a cleaning rod 22, a cleaning brush 29, a first steering structure and a second steering structure; two ends of the cleaning rod are respectively bolted on the two frame rods, and the surface of the cleaning rod is provided with external threads; the cleaning wheel is arranged on the cleaning rod and can move back and forth along the cleaning rod; the cleaning brush is arranged on the cleaning wheel through a magic tape, so that the cleaning brush is convenient to install, disassemble and clean, is made of plastic materials, and is provided with soft bristles (not shown in the figure); the cleaning wheel comprises fan blades 211, a hub 215, spokes 216 and a rim 217; the hub is annular and is arranged on the cleaning rod, and an internal thread is arranged on the hub, so that the hub and the cleaning rod are in threaded connection; one end of each spoke is connected to the hub through a bolt, and the spokes are uniformly arranged along the edge circumference of the hub; the rim is bolted to the other end of the spoke, so that the rim can move along with the movement of the hub; two ends of each fan blade are respectively welded with a fan shaft 218, wherein one fan shaft is connected with the hub bearing, and the other fan shaft is connected with the rim bearing, so that the fan blades can rotate back and forth; the first steering structure is arranged on the rim, so that the inclination direction of the fan blades can be changed, and the cleaning wheel can change the rotation direction under the action of water flow by changing the inclination direction of the fan blades; the second steering structure is arranged on the frame rod and is matched with the first steering structure, so that the purpose of rotating the fan blades to change the inclination angles of the fan blades is achieved.

specifically, the first steering structure comprises a steering ring 23, a steering transmission assembly and a limiting assembly; two sides of the rim are respectively provided with an annular groove 212, and the two steering rings are respectively arranged in the two annular grooves and can rotate back and forth along the annular grooves; a through groove 213 is formed in the rim, the through groove is annular, a plurality of wheel grooves 214 are uniformly formed along the inner walls of two sides of the through groove, and the wheel grooves are used for communicating the through groove with the ring grooves; the steering transmission assembly comprises a tooth part 231, a first steering gear 24 and a second steering gear 25; the fan shaft at least partially penetrates into the through groove, and the second steering gear key is connected to the fan shaft and positioned in the annular groove; the first steering gear is meshed with the second steering gear, the first steering gear is connected to a gear shaft in a key mode, and a gear shaft bearing is connected to the inside of the wheel groove; the inner surface of the steering ring is provided with a tooth part which is meshed with the first steering gear, and the steering ring only needs to rotate by a small angle, so that the tooth part is only arranged at the position corresponding to the first steering gear, the processing is more convenient, and the ring groove is also provided with a tooth groove 219 corresponding to the tooth part, thereby facilitating the rotation of the tooth part.

Specifically, the limiting component comprises a limiting piece 26, a forward limiting rod 27 and a reverse limiting rod 28; the limiting sheet is formed by upwards extending the end surface of the fan shaft positioned in the through groove; the two positive limiting rods are centrosymmetrically positioned at two sides of the limiting sheet, and the screws are connected to the top surface of the through groove; the two reverse limiting rods are also positioned on two sides of the limiting piece in a centrosymmetric manner, the screws are connected to the top surface of the through groove, and the forward limiting rods and the reverse limiting rods are symmetrically installed with each other, so that under the action of the forward limiting rods, the reverse limiting rods and the limiting pieces, the fan blades can only rotate for a certain angle, water flow acts on the fan blades and can provide a rotating force for the fan blades, the cleaning wheels are driven to rotate, then under the threaded matching of the cleaning rods and the wheel hubs, the cleaning wheels can rotate and advance at one time, and the cleaning brushes are in contact with the pipe sleeves, so that the aim of cleaning the pipe sleeves can be fulfilled; preferably, the optimum inclination angle of the fan blade is 15-45 degrees measured by a plurality of tests, and the angle enables the force of the water flow acting on the fan blade to be enough to drive the cleaning wheel to rotate and advance at the same time, and simultaneously, the inclination angle of the fan blade is changed in a labor-saving manner; the cooperation of gag lever post and spacing piece makes the flabellum can keep at suitable inclination, guarantees the removal that the cleaning wheel can be stable.

Specifically, the second steering structure comprises a buffer rod 31, a buffer rod cylinder 32, a buffer part and a one-way rotation stopping component; the unidirectional rotation stopping component comprises a gear ring 34, a rotation stopping block 35 and a resetting piece 36; a gear ring groove 113 is formed in the rack rod, and a gear ring is arranged in the gear ring groove and can rotate back and forth along the gear ring groove; the gear ring is annular, the inner surface of the gear ring extends inwards to form a plurality of convex teeth which are uniformly distributed, and the convex teeth are arranged in a right-angled triangle structure; a rotation stopping groove 112 is formed in the frame rod, and a rotation stopping block is arranged in the rotation stopping groove and can move up and down along the rotation stopping groove; a reset piece is arranged in the rotation stopping groove, the reset piece is a spring, one end of the reset piece acts on the lower surface of the rotation stopping block, and the other end of the reset piece acts on the bottom surface of the rotation stopping groove; the rotation stopping block is also arranged in a right-angled triangle structure and is positioned between two adjacent convex teeth, the inclined plane is opposite to the inclined plane of the convex teeth on one side, and the vertical plane is opposite to the vertical plane of the convex teeth on the other side, so that the gear ring can only rotate in one direction; the outer extension has formed the protruding edge 351 of anticreep under the lower surface of the piece that splines, and the upper end of the groove lateral wall of splines inwards extends and has formed spacing protruding edge 117, under the cooperation on spacing protruding edge and the protruding edge of anticreep for the piece that splines can not deviate from the inslot that splines, makes the cooperation between piece that splines and the ring gear comparatively stable.

Specifically, the buffer rod barrel is connected to the toothed ring through a bolt, and the buffer rod is installed in the buffer rod barrel and can slide back and forth along the inner wall of the buffer rod barrel; the buffer piece is arranged in the buffer rod cylinder and is a spring, one end of the spring acts on the bottom surface in the buffer rod cylinder, and the other end of the spring acts on one end of the buffer rod; a cylinder groove 111 is formed in the rack rod, the buffer rod cylinder is located in the cylinder groove, and when the toothed ring rotates, the buffer rod cylinder moves along the through groove; a steering groove 114 is formed in the frame rod, and the cleaning wheel can be just embedded into the steering groove; the water flow channel 115 is arranged in the steering groove, so that water flow can smoothly pass through the steering groove, resistance caused by the fact that water flow cannot pass through the steering groove when the cleaning wheel is embedded in the steering groove is avoided, and the water flow can act on the fan blades after the cleaning wheel is embedded in the steering groove, so that the water flow can drive the cleaning wheel to move out of the steering groove after the fan blades are steered; the barrel groove is communicated with the steering groove, a water retaining ring 116 is arranged in the steering groove to seal the barrel groove, so that sundries are prevented from entering the barrel groove, the water retaining ring can rotate back and forth in the steering groove, an inserting hole is formed in the water retaining ring, and the buffer rod barrel is arranged in the inserting hole, so that the buffer rod barrel can drive the water retaining ring to rotate; the outer surface of the diverter ring extends outwardly to form diverter blocks 232.

The specific working principle is as follows: when water flows through the cleaning wheel, the water flow acts on the fan blades, so that the limiting pieces on the fan shaft are tightly pressed on the limiting rods, the fan blades are kept in an inclined state, the force of the water flow acting on the fan blades can enable the fan blades to have a deflection trend, and the cleaning wheel is driven to rotate; under the continuous action of water flow, the cleaning wheel can accelerate the rotation speed to achieve the acceleration effect, and the moving speed and the rotating speed are both higher; in the process of rotating and moving the cleaning wheel, the cleaning brush can continuously act on the pipe sleeve to achieve the effect of cleaning the outer surface of the pipe sleeve; when the cleaning wheel moves to one end of the cleaning rod and is embedded into the steering groove, the steering wheel can be in contact with the buffer rod to push the buffer rod to compress the buffer piece, so that the cleaning wheel is prevented from having overlarge impact force on the buffer rod, the damage to each part is avoided, and the service life of the equipment is prolonged; after the cleaning wheel rotates for a certain angle, the steering block on the steering ring is contacted with the buffer rod, at the moment, the buffer rod cannot rotate under the unidirectional rotation stopping matching action of the toothed ring and the rotation stopping block, namely, the steering ring can rotate along the annular groove under the action of the steering block and the buffer rod, so as to drive the first steering gear to rotate and further drive the second steering gear to rotate, the fan blade connected with the second steering gear can rotate, the inclination angle of the fan blade is changed, so that the water flow can give a reverse deflection trend to the fan blade, the cleaning wheel is driven to rotate reversely, the cleaning wheel can move reversely along the cleaning rod and clean the pipe sleeve, after the other end of the cleaning rod is reached, the fan blade can change the direction again under the action of the second steering structure on the rack rod at the other side, so that the reciprocating motion of the cleaning wheel is realized, a driving piece is not needed, and the cleaning wheel is convenient and fast, time and labor are saved, and the production cost and the operation cost are reduced.

example 2:

As shown in FIGS. 11-12, the present embodiment is different from embodiment 1 in that the steering transmission assembly includes a wire winding sleeve 41, a wire fixing member 42 and a connecting wire 43; the wire fixing piece is connected to the inner surface of the steering ring through screws, and the plurality of wire fixing pieces are uniformly arranged along the circumferential direction of the inner surface of the steering ring; the winding sleeve is arranged on the fan shaft and is in inserting fit with the fan shaft; specifically, two rotation stopping convex parts 412 are formed by extending the inner wall of the wire winding sleeve inwards, two rotation stopping grooves 413 are formed in the fan shaft, and the rotation stopping convex parts are just embedded into the rotation stopping grooves, so that the wire winding sleeve and the fan shaft form rotation stopping matching; two winding grooves 411 are formed in the winding sleeve, and are called as an upper groove and a lower groove in the following, the upper groove and the wire fixing piece on the steering ring on the left side of the cleaning wheel are positioned in the same plane, and the lower groove and the wire fixing piece on the steering ring on the right side of the cleaning wheel are positioned in the same plane; one end of one connecting wire is connected with the wire fixing piece on the left side, and the other end of the connecting wire is connected with the upper groove; one end of the other connecting line is connected with the line fixing piece on the right side, and the other end of the other connecting line is connected with the lower groove; when the steering ring on the left side rotates, the wire fixing piece is driven to move, namely, the connecting wire is pulled out from the upper groove, so that the wire winding sleeve is driven to rotate, the fan blades are driven to rotate, and the aim of changing the inclination angle of the fan blades is fulfilled; meanwhile, the connecting wire on the lower groove can be wound by the rotation of the wire winding sleeve, so that the connecting wire is always kept in a tensioning state; when the steering ring on the right side rotates, the connecting line on the lower groove can be pulled out, and the purpose of changing the inclination direction of the fan blades again is achieved.

Claims (7)

1. an ultraviolet disinfection machine for an open channel comprises a lamp holder (1) and a cleaning device arranged on the lamp holder (1); the lamp holder (1) comprises a frame beam (14), a handle (15) detachably connected with the frame beam (14), a frame rod (11) detachably connected with the frame beam (14) and a pipe sleeve (13) detachably connected with the frame rod (11); the cleaning device comprises a cleaning wheel (21) capable of moving back and forth, a cleaning rod (22) for the cleaning wheel (21) to move back and forth and a cleaning brush (29) detachably connected with the cleaning wheel (21); the method is characterized in that: the cleaning wheel (21) comprises a hub (215) matched with the cleaning rod (22), spokes (216) uniformly distributed along the peripheral direction of the hub (215), a rim (217) connected with the spokes (216), fan blades (211) rotationally matched with the hub (215) and a first steering structure for changing the inclination direction of the fan blades (211).

2. the uv disinfector for open channels of claim 1, wherein: the first steering structure comprises a steering ring (23) capable of moving back and forth, a ring groove (212) for enabling the steering ring (23) to move back and forth, and a steering transmission assembly for connecting the steering ring (23) and the fan blades (211) in a transmission manner.

3. The uv disinfector for open channels of claim 2, wherein: a through groove (213) and a wheel groove (214) are arranged on the rim (217); the fan blade (211) is provided with a fan shaft (218), and the fan shaft (218) at least partially penetrates into the wheel groove (214).

4. The uv disinfector for open channels of claim 3, wherein: the steering transmission assembly comprises a wire winding sleeve (41) in rotation stopping fit with the fan shaft (218), wire fixing pieces (42) uniformly distributed along the circumferential direction of the steering ring (23) and a connecting wire (43) with one end connected with the wire winding sleeve (41), and the other end of the connecting wire (43) is connected with the wire fixing pieces (42).

5. The uv disinfector for open channels of claim 4, wherein: the winding sleeve (41) comprises a winding groove (411) and a rotation stopping convex part (412); the fan shaft (218) is provided with a rotation stopping groove (413) matched with the rotation stopping convex part (412).

6. The uv disinfector for open channels of claim 5, wherein: the cleaning device also comprises a buffer rod (31) capable of moving back and forth, a buffer rod cylinder (32) for the buffer rod (31) to move back and forth, a buffer piece with one end acting on the buffer rod (31), and a one-way rotation stopping component for enabling the buffer rod cylinder (32) and the rack rod (11) to form one-way rotation stopping matching; the other end of the buffer piece acts on the buffer rod cylinder (32).

7. The uv disinfector for an open channel of claim 6, wherein: the one-way rotation stopping assembly comprises a toothed ring (34) detachably connected with the buffer rod cylinder (32), a rotation stopping block (35) capable of moving back and forth and a resetting piece (36) with one end acting on the rotation stopping block (35), and the other end of the resetting piece (36) acts on the rack rod (11).