CN106861944A - A kind of drought spray anti-blocking sprayer - Google Patents

Abstract

The invention discloses an anti-clogging nozzle for dry spraying, which aims to solve the problem that the nozzle will be blocked by scale after long-term use. Arranged in a cylindrical shape, the inner wall of the main body of the nozzle is provided with a bracket, the bracket is fixedly connected with a pillar, the pillar is threaded with a nozzle slider, and the upper end of the nozzle slider is connected with an inverted conical divergent block , there is a gap between the diverging block and the upper edge of the main body of the spray head for water supply, the sliding rod of the spray head is provided with a rotating mechanism, and the sliding rod of the spray head is also provided with a position limiter for the rotating mechanism The limit assembly, the rotating mechanism is provided with a scraping mechanism for cleaning the divergent block, and the inner wall of the main body of the spray head is provided with a channel for water to pass through. The anti-clogging sprinkler head for dry spraying of the present invention can automatically clean the sprinkler head to prevent clogging.

Description

A dry sprinkler anti-clogging nozzle

technical field

The invention relates to the field of dry spraying, more specifically, it relates to a dry spraying anti-clogging nozzle.

Background technique

In the field of garden construction, there are usually large tracts of grassland, etc. When maintaining the grassland, etc., it usually involves spraying and irrigating the grassland, which is used to water and irrigate the grassland. In the prior art, in order to save water, the The method of flood irrigation, usually using spray irrigation, on the one hand, makes the irrigation area wider and more uniform, on the other hand, it can also save water, so as to maximize the use of water resources.

The spray irrigation system transports water to the corresponding nozzles through the water delivery device. The water delivered to the nozzles is sprayed from the nozzles after high-pressure atomization to form water mist to achieve the purpose of dust reduction. From the above description, the water output of the nozzles The smaller the pore size, the better the atomization effect on water, but the smaller the pore size, the easier it is to be blocked, especially the spray dust suppression system generally uses secondary water, which contains a large number of solid particles, which further aggravates the Blockage of the nozzle. In addition, the spray system generally works intermittently, that is, the nozzle is not in a state of continuous water spray. When the system is not working, the water remaining in the nozzle will scale, and the dust in the external environment will also flow from the nozzle. The outlet hole of the nozzle enters into the interior of the nozzle. The above factors such as scaling and dust ingress are the reasons for the clogging of the nozzle. Once the nozzle is blocked, the result will inevitably lead to the normal operation of the dust suppression system.

In view of the above problems, a self-cleaning anti-clogging sprinkler head disclosed by a Chinese patent whose notification number is CN203380026U has the following technical points: the self-cleaning anti-blocking sprinkler head includes a housing, a piston body and an elastic reset device, the housing has an inner hole and its The front end of the inner hole on the shell wall has a water spray hole that communicates with the inner hole. The piston body is guided and assembled in the inner hole of the housing along the front and rear directions, and its front end has a needle corresponding to the water spray hole. There is a limit structure for limiting the front end limit position of the piston body in the inner hole of the housing. The elastic return device is mounted on the rear end of the piston body and pushes the piston body forward. The needle is pushed by the elastic return device. Insert it into the corresponding water spray hole and block the water spray hole or cooperate with the water spray hole. located in front of the piston body.

This solution solves the problem that the nozzle is easily blocked, and the present invention provides a new technical solution to solve the above problem.

Contents of the invention

Aiming at the deficiencies in the prior art, the object of the present invention is to provide an anti-clogging nozzle for dry spraying, which has the advantages of being able to automatically clean and prevent clogging, and prolong the service life of the nozzle.

The above-mentioned technical purpose of the present invention is achieved by the following technical solutions: a dry-spray anti-clogging nozzle, comprising a nozzle body, the nozzle body is arranged in a hollow cylindrical shape, the inner wall of the nozzle body is provided with a bracket, and the bracket The upper part is fixedly connected with a pillar, and the nozzle slide bar is threadedly connected to the pillar, and the upper end of the nozzle slide bar is connected with an inverted conical diffuser block, and there is a gap between the divergent block and the upper edge of the sprinkler head body. In the gap where the water is sprayed out, a rotating mechanism is slidably arranged on the sliding bar of the spray head, and a limiting assembly for limiting the rotating mechanism is also arranged on the sliding bar of the spraying head, and a diverging block is arranged on the rotating mechanism. A scraping mechanism for cleaning, the inner wall of the main body of the spray head is provided with a channel for water to pass through.

By adopting the above-mentioned technical scheme, the main body of the spray head is arranged in a hollow cylindrical shape, a bracket is arranged on the inner wall of the main body of the spray head, a support is fixedly connected to the support, a slide bar of the spray head is threadedly connected to the support, and a slide bar of the spray head is connected to the upper end of the slide bar. The divergence block is arranged in an inverted conical shape, and there is a gap between the side wall of the divergence block and the upper edge of the nozzle slider, so that when the divergence block is twisted, the nozzle slider and the pillar are connected by threads, which can make the divergence The block moves up or down to adjust the size of the gap between the divergent block and the main body of the nozzle, thereby controlling the degree of atomization of the sprayed water. There is a rotating mechanism sliding on the slider of the nozzle. The mechanism will rotate relative to the slide bar of the nozzle and rise at the same time. There is also a limit assembly on the slide bar of the spray head, which restricts the up and down movement of the rotation mechanism through the limit assembly to avoid excessive rotation of the rotation mechanism. There is also a scraper on the rotation mechanism. Mechanism, the scraping mechanism moves with the rotating mechanism to scrape and clean the side wall of the divergent block. There is also a channel on the side wall of the main body of the nozzle. The channel is used to connect the upper and lower parts of the rotating mechanism. When the rotating mechanism moves upwards, it is used to Water is supplied over the swivel mechanism.

The present invention is further configured as follows: the limit assembly includes a second block and a first block that are respectively arranged at the upper and lower ends of the slide bar of the spray head, and the rotation mechanism is slidably arranged between the first block and the second block between.

By adopting the above technical solution, the limit assembly includes the second block and the first block respectively arranged at the upper and lower ends of the slide bar of the spray head, and the rotating mechanism is slidably arranged between the first block and the second block. When moving down, the lower surface collides with the upper surface of the first catch, and when the rotating mechanism moves upwards for a certain distance, the upper surface of the rotating mechanism collides with the lower surface of the second catch and stops moving upwards.

The present invention is further configured as follows: the rotating mechanism includes a rotating piece that is slidably sleeved on the slide bar of the spray head, the side wall of the rotating plate is in conflict with the inner wall of the main body of the spray head, and the side walls of the rotating plate have axial ends Protrusions are respectively provided, and a spiral upward track groove is opened on the inner wall of the main body of the spray head. A space is left between the spray head bodies, and a connection mechanism is provided between the guide block and the rotating piece.

By adopting the above technical solution, the rotating mechanism includes a rotating piece that is slidably sleeved on the slide rod of the nozzle. There is a protrusion, and a spiral upward track groove is opened on the inner wall of the main body of the nozzle, and the protrusion is slid in the track groove. When the rotating piece is pushed upward, the protrusion slides upward along the track groove to make the rotation The sheet rotates while moving upwards. A guide block is also slidably sleeved on the slide bar of the nozzle. The guide block is set smaller than the rotating sheet and leaves a certain space between the guide block and the inner wall of the main body of the nozzle for water to pass through. A connection mechanism is arranged between the rotating piece and the rotating piece. When the rotating piece rotates, the connecting mechanism drives the guide block to rotate and move up.

The present invention is further provided that: the connecting mechanism includes at least three second connecting pieces fixedly arranged on the upper surface of the rotating piece and surrounding the center of the rotating piece, and the lower surface of the guide block is provided with a Corresponding to the first connecting piece, the first connecting piece is in intermittent contact with the side wall of the second connecting piece, and an elastic member is also connected between the guide block and the rotating piece.

By adopting the above technical solution, the connecting mechanism includes at least three second connecting pieces fixedly arranged on the upper surface of the rotating piece, and the second connecting piece is arranged around the center of the rotating mechanism, and the lower surface of the guide block is provided with the second connecting piece Corresponding to the first connecting piece, the sidewalls of the first connecting piece and the second connecting piece are intermittently interfered with, and when the second connecting piece rotates, the sidewall of the second connecting piece is in conflict with the sidewall of the first connecting piece and Push the first connecting piece to realize the rotation, thereby driving the guide block to realize the rotation, a scraping mechanism is connected on the upper surface of the guide block, thereby driving the scraping mechanism to realize the rotation, and an elastic member is also connected between the guide block and the rotating piece, when When the rotating sheet moves upward, the elastic member is compressed to move the guide member upward, and when the water supply is stopped, the elastic member will push the rotating sheet to move downward.

The present invention further provides that: the scraping mechanism includes at least three connecting rods fixedly connected to the upper surface of the rotating mechanism, and the upper ends of the connecting rods are connected with scraping blades that intermittently interfere with the side wall of the diverging block.

By adopting the above technical solution, the scraping mechanism includes at least three connecting rods fixedly connected to the upper surface of the rotating mechanism, and a scraper is also connected to the upper end of the connecting rod. When the connecting rod moves downward with the rotating mechanism, the scraping blade also Moving downwards thereupon, when the connecting rod moves upwards along with the rotating mechanism, the scraping blade can move upwards while rotating, and interfere with the sidewall of the diverging block to scrape and clean the side wall of the diverging block.

The present invention is further provided that: the connecting rod is made of elastic material.

By adopting the above technical solution, the connecting rod is made of elastic material, and when the connecting rod rotates and rises with the rotating mechanism, it can be slightly deformed and automatically restored, so that scraping and cleaning can be performed more flexibly.

The present invention is further provided that: the main body of the nozzle is provided with a drainage mechanism for discharging the remaining water, the drainage mechanism includes a drainage pipe made of soft material, and the water inlet end of the drainage pipe is fixedly connected to the On the upper surface of the rotating piece, there is a pipe hole between the water inlet end of the drain pipe and the rotating piece, and the water outlet end passes through the side wall of the water spray body and extends out of the water spray body. The water outlet end of the drain pipe is lower than It is arranged at the water inlet end, and a switch is arranged at the water outlet end of the drain pipe.

By adopting the above technical scheme, the main body of the nozzle is provided with a drainage mechanism for discharging the remaining water. The drainage mechanism includes a drain pipe, and the water inlet end of the drain pipe is fixedly connected to the upper surface of the rotating piece. There is also a pipe hole. When water is supplied, the water flows into the drain pipe through the pipe hole, and the outlet end of the drain pipe is set lower than the water inlet end, so that the water above the rotating piece can be automatically discharged through the drain pipe. There is no water storage above the rotating piece, so that no scale will be generated when there is no water supply for a long time. There is a switch at the outlet end of the drain pipe. When water rushes into the drain pipe, the switch will be automatically closed by water pressure. When the drain pipe When the pressure at the water inlet decreases, the switch is turned on and the water on the rotating piece is discharged in time to avoid the formation of scale.

The present invention is further configured as follows: the upper end of the pillar is provided with a threaded hole, the outer wall of the nozzle slider is provided with external threads, and the nozzle slider is threaded into the threaded hole.

By adopting the above technical scheme, a threaded hole is provided on the upper end of the support rod, and the outer wall of the nozzle slider is provided with external threads, and the nozzle slider is threaded in the threaded hole, so that the height of the divergence block can be adjusted by twisting the divergence block, thereby adjusting the divergence The gap between the block and the upper edge of the nozzle body, so that the degree of atomization of the water spray can be manually adjusted.

In summary, the present invention has the following beneficial effects:

First, by setting a scraping mechanism in the main body of the nozzle, the side wall of the divergent block is scraped to prevent the formation of scale on the side wall of the divergent block, block the nozzle, and prolong the service life of the nozzle;

Second, the water in the nozzle can be discharged in a timely manner by setting a drainage mechanism. When dry spraying is not required, water can be prevented from accumulating in the nozzle, which can cause the nozzle to rust or grow moss.

Description of drawings

Fig. 1 is a schematic diagram of the external structure of the present invention;

Figure 2 is a schematic diagram of the internal structure of the main body of the nozzle;

Fig. 3 is a sectional view one of the present invention;

Fig. 4 is the second cross-sectional view of the present invention.

In the figure: 1. The main body of the nozzle; 2. The bracket; 3. The pillar; 4. The slider of the nozzle; 5. The diverging block; 6. The gap; 7. The rotating mechanism; Channel; 11, the second blocking piece; 12, the first blocking piece; 13, the rotating piece; 14, the protrusion; 15, the track groove; 16, the guide block; 17, the connecting mechanism; 18, the second connecting piece; 19, 20, an elastic member; 21, a connecting rod; 22, a scraper; 23, a drainage mechanism; 24, a drain pipe; 25, a pipe hole; 26, a switch.

detailed description

The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

A kind of anti-clogging nozzle for dry spraying, as shown in Figure 1 and Figure 3, includes a nozzle main body 1, the nozzle main body 1 is arranged in a circular tube shape, the inner cavity of the nozzle main body 1 is fixedly connected with a bracket 2, and the upper surface of the bracket 2 is fixedly arranged There is a pillar 3, which is arranged in a cylindrical shape, and the pillar 3 is arranged concentrically with the main body of the nozzle 1, and the upper surface of the pillar 3 is provided with a threaded hole, and the threaded hole is fixedly connected with the nozzle slider 4 through the thread, and the nozzle slider 4 is cylindrical Setting, the axis of the nozzle slider 4 coincides with the axis of the nozzle body 1, the upper end of the nozzle slider 4 is integrally formed with a divergent block 5, the divergence block 5 is set in a conical shape, the side wall of the divergence block 5 and the upper end of the nozzle body 1 The surfaces are compatible, and there is a gap 6 of a certain size between the side wall of the divergent block 5 and the upper end surface of the nozzle body 1. The size of the gap 6 can be adjusted through the threaded connection between the threaded hole and the nozzle slide bar 4, so that when the water flow When entering the anti-blocking nozzle, the water passes through the bracket 2 and flows along the nozzle body 1 to the divergent block 5, and flows out through the gap 6, so that the water flows out through the anti-blocking nozzle and spreads out, so as to achieve large-area irrigation .

As shown in Fig. 3 and Fig. 4, a rotating mechanism 7 is provided on the nozzle sliding rod 4, and the rotating mechanism 7 limits the set price 8, and the limiting assembly 8 includes a first stopper 12 fixedly arranged on the lower side of the nozzle sliding rod 4 and The second blocking plate 11 fixedly arranged on the upper side of the shower head slide bar 4, the upper surface of the first blocking plate 12 is connected with a rotating piece 13, the rotating piece 13 is arranged in a circular shape, and the inner wall of the rotating piece 13 is connected to the surface of the shower head sliding bar 4. The outer walls fit together, and the rotating piece 13 can slide along the nozzle slide bar 4, the outer wall of the rotating piece 13 is attached to the inner wall of the nozzle body 1, and the rotating piece 13 and the nozzle body 1 can slide relatively, the outer wall of the rotating piece 13 There are several protrusions 14 fixedly arranged on it to play the role of rotation guide. The rotating mechanism 7 also includes a track groove 15 on the nozzle body 1. The track groove 15 is arranged in a spiral shape. Correspondingly, and the cross section of the track groove 15 is adapted to the protrusion 14, so that the protrusion 14 can move along the track groove 15, and when the water flows into the anti-blocking nozzle, the water will push the rotating piece 13 to move toward the divergent block 5 , and the projection 14 moves along the track groove 15. Since the track groove 15 is arranged in a spiral shape, the projection 14 can drive the rotating piece 13 to rotate, so that the rotating piece 13 can also rotate while moving toward the divergent block 5 direction.

As shown in Figures 3 and 4, a scraper mechanism 9 for scraping off blockages is provided on the shower head slide bar 4, and the scraper mechanism 9 includes a guide block 16 that is slidably arranged on the shower head slide bar 4, and the guide block 16 is arranged on On the upper side of the rotating piece 13, the guide block 16 is provided with a through hole, and the guide block 16 is slidably connected with the shower head slide bar 4 through the through hole, and the upper surface of the guide block 16 is fixedly provided with several connecting rods 21, and the connecting rod 21 has Made of elastic material, the upper end of the connecting rod 21 is fixedly connected with a scraper 22. The scraper 22 is arranged in a thin sheet shape. One side of the scraper 22 is in contact with the side wall of the divergent block 5. When the guide block 16 slides along the nozzle When the rod 4 slides up and down, due to the elasticity of the connecting rod 21, one end of the scraper 22 is still in contact with the side wall of the diverging block 5, and the upper side of the nozzle slide rod 4 is fixedly provided with a second stopper 11, and the second stopper 11 The sliding position of the guide block 16 can be limited, that is, when the upper surface of the guide block 16 is in contact with the lower surface of the second blocking plate 11, the guide block 16 cannot continue to move toward the direction of the divergent block 5, and when the guide block 16 is in contact with the second block When the sheet 11 is on, the scraper 22 just moves to the position of the slit, so that the scraper 22 can scrape off the blockage in the slit.

A connection mechanism 17 is provided between the rotating piece 13 and the guide block 16. The connection mechanism 17 includes an elastic member 20 covering the outside of the nozzle slide bar 4. Here, the elastic member 20 can be a spring, and the two ends of the spring respectively abut against the rotating On the upper surface of the sheet 13 and the lower surface of the guide block 16, the upper surface of the rotating sheet 13 is fixedly provided with several first connecting pieces 19 which can make the guide block 16 rotate, and the same bottom side of the guide block 16 is fixedly provided with the first Two connecting pieces 18, under the normal condition of the spring, the upper surface of the first connecting piece 19 and the lower surface of the guide block 16 leave a certain space, and the lower surface of the second connecting piece 18 and the upper surface of the rotating piece 13 leave a certain space. A certain space; when the side of the first connecting piece 19 abuts against the side of the second connecting piece 18 , the first connecting piece 19 can drive the second connecting piece 18 to rotate.

In this way, when water flows into the anti-blocking nozzle, the water pushes the rotating piece 13 to move toward the direction of the divergent block 5, and the spring can push the guide block 16 to move. The rotating piece 13 can continue to slide along the nozzle slide bar 4. While rotating the piece 13, the first connecting piece 19 drives the second connecting piece 18 to rotate, so that the guide block 16 can also achieve the function of rotating while sliding. Due to the rotation of the guide block 16 , the scraper blade 22 can scrape off the blockage around the side wall of the diverging block 5 .

As shown in Fig. 3 and Fig. 4, several channels 10 through which water can flow are arranged on the shower head body 1, the channels 10 are arranged in the side wall of the shower head body 1, and the two ends of the channel 10 pass through the inner wall of the shower head body 1. One end of the channel 10 is set at the position between the second blocking plate 11 and the divergent block 5, and the other end of the channel 10 is set at the position of the inner wall where the track groove 15 is located, so that when the rotating piece 13 slides a certain distance to the direction of the divergent block 5 , the water flow can flow in from one end of the channel 10 at the position of the track groove 15 and flow out from the upper end of the second blocking piece 11, and then flow out from the gap.

As shown in Figure 3, the anti-blocking nozzle is also provided with a drainage mechanism 23, the drainage mechanism 23 includes a drain pipe 24 fixedly connected to the rotary plate 13, and one end of the drain pipe 24 is fixedly connected to the upper surface of the rotary plate 13 to drain water. The pipe 24 is made of a flexible material, so that the drain pipe 24 can adapt to the movement of the rotating piece 13. The drain pipe 24 passes through the pipe hole 25 provided on the nozzle body 1 correspondingly. The pipe hole 25 is arranged on the upper side of the rotating piece 13, and the pipe hole 25 and the outer wall of the drain pipe 24 are blocked by a sealing material, which can prevent water leakage at the position of the pipe hole 25, and the drain pipe 24 is provided with several through holes at the joint with the rotating piece 13, so that the water on the upper side of the rotating piece 13 can flow into In the drain pipe 24, the outlet end of the drain pipe 24 is lower than the position of the rotary plate 13, and the outlet end of the drain pipe 24 is provided with a switch 26 for controlling the flow of water, and the switch 26 is controlled by water pressure. 26 is closed, and water can not flow out from switch 26 places, and when water pressure becomes small, water just can flush switch 26 places and flow out.

When the water enters the anti-blocking nozzle, the rotating piece 13 is subjected to water pressure and slides towards the position of the diverging block 5. At the same time, the rotating piece 13 rotates around the slide bar 4 of the nozzle. While the position slides, it can also rotate around the nozzle slide bar 4, so that the scraper 22 can scrape off the blockage along the side wall of the diverging block 5, when the upper surface of the guide block 16 is on the lower surface of the second blocking plate 11 At this time, the scraper 22 is just at the position of the gap, so that the rotary blade 13 continues to slide, so that the scraper 22 can scrape off the blockage in the gap along the gap, so that the nozzle can be dredged; when the rotary blade 13 continues to slide for a certain distance, the water can flow from the pipeline One end at the track groove 15 position flows into the pipeline, and flows out from the one end of the pipeline on the second catch 11 upper side, so who can flow out from the gap, so that the water can be made to irrigate around in a divergent manner; Can flow into the drainpipe 24, and because the water pressure is high, the switch 26 is closed, so that the water can be irrigated to the surroundings divergently; when the irrigation is completed, the water supply is stopped, so that the rotating plate 13 falls down without the thrust of the water And abut on the first blocking piece 12, the guide block 16 also falls down, so that the scraper 22 is withdrawn into the anti-blocking nozzle; also because the water pressure in the drain pipe 24 is very small, the switch 26 is opened, and the rotating piece The water on 13 upper sides is subjected to the effect of atmospheric pressure, makes water just can flow out from drainpipe 24, can prevent the water in the rotary plate 13 from condensing scale in the anti-blocking nozzle after the natural evaporation like this, makes anti-blocking nozzle blockage.

The above descriptions are only preferred implementations of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present invention belong to the protection scope of the present invention. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. a kind of drought spray anti-blocking sprayer, including nozzle body (1), the nozzle body (1) is in hollow cylindric setting, and it is special Levy and be：Nozzle body (1) inwall is provided with support (2), and pillar (3), the branch are fixedly connected with the support (2) Shower nozzle slide bar (4) is threaded with post (3), shower nozzle slide bar (4) upper end is connected with the hair set in inverted cone Block (5) is dissipated, the gap (6) supplied water and spray, the spray are left between diverging block (5) and the nozzle body (1) upper edge Slided on head slide bar (4) and be provided with rotating mechanism (7), be additionally provided with the shower nozzle slide bar (4) for entering to rotating mechanism (7) The spacing limit assembly (8) of row, is provided with the scraper mechanism for being cleared up diverging block (5) on the rotating mechanism (7) (9), nozzle body (1) inwall offers the passage (10) for supplying water and passing through.

2. a kind of drought according to claim 1 sprays anti-blocking sprayer, it is characterised in that：The limit assembly (8) is including respectively Second catch (11) and the first catch (12) of shower nozzle slide bar (4) upper and lower ends are arranged at, the rotating mechanism (7) is slided and set Between first catch (12) and the second catch (11).

3. a kind of drought according to claim 2 sprays anti-blocking sprayer, it is characterised in that：The rotating mechanism (7) is including sliding It is sheathed on the revolving fragment (13) on the shower nozzle slide bar (4), revolving fragment (13) the side wall and the nozzle body (1) inwall phase Contradict and the revolving fragment (13) side-wall shaft is respectively arranged with raised (14) to two ends, opened on nozzle body (1) inwall The upward rail groove of spiral (15) is provided with, the projection (14) is slideably positioned in rail groove (15), is also located at including slip cap Guide pad (16) on shower nozzle slide bar (4), space is left between the guide pad (16) and the nozzle body (1), described to lead To being provided with bindiny mechanism (17) between block (16) and the revolving fragment (13).

4. a kind of drought according to claim 3 sprays anti-blocking sprayer, it is characterised in that：The bindiny mechanism (17) is including fixation Be arranged at the revolving fragment (13) upper surface and around revolving fragment (13) center ring around at least three second connection sheets (18), institute State guide pad (16) lower surface and be provided with first connection sheet (19) corresponding with second connection sheet (18), described first connects Contact pin (19) is contradicted with the side wall interval of second connection sheet (18), between the guide pad (16) and the revolving fragment (13) It is also associated with elastic component (20).

5. a kind of drought according to claim 1 sprays anti-blocking sprayer, it is characterised in that：The scraper mechanism (9) is including at least Three connecting rods (21) for being fixedly connected on the rotating mechanism (7) upper surface, connecting rod (21) upper end is connected with and the hair Dissipate the scraping blade (22) that wall interval in block (5) side is contradicted.

6. a kind of drought according to claim 5 sprays anti-blocking sprayer, it is characterised in that：The connecting rod (21) is by elastomeric material system Into.

7. a kind of drought according to claim 3 sprays anti-blocking sprayer, it is characterised in that：The nozzle body（1）On be provided with For the drainage mechanism (23) for discharging remaining water, the drainage mechanism (23) includes the drainpipe that is made up of soft material (24), drainpipe (24) water inlet end is fixedly connected on the revolving fragment (13) upper surface, drainpipe (24) water inlet end Poling hole (25) is offered between the revolving fragment (13), water side is through the water spray main body wall and stretches out water spray master Body, the water side of the drainpipe (24) is set less than water inlet end, and drainpipe (24) water side is provided with switch (26).

8. a kind of drought according to claim 1 sprays anti-blocking sprayer, it is characterised in that：Pillar (3) upper end offers spiral shell Pit, shower nozzle slide bar (4) outer wall is provided with external screw thread, and the shower nozzle slide bar (4) is threadedly connected in screwed hole.