阅读说明：本技术 一种医疗器械用的防锈剂喷涂装置 (Antirust agent spraying device for medical instrument ) 是由 刘鹏 马建民 于 2021-09-30 设计创作，主要内容包括：本发明公开了一种医疗器械用的防锈剂喷涂装置,涉及喷涂装置技术领域,解决了现有的喷涂装置只具备一个喷涂喷头,喷涂面积和喷涂作业面较小,工作效率低,且喷涂不均匀的问题。一种医疗器械用的防锈剂喷涂装置,包括喷涂组件；所述流体外壳的外侧固定安装有喷涂喷头。该装置在使用时,能够通过多个喷涂喷头的配合使用,增大该装置防锈剂喷涂的喷涂面积和作业面,从而能够适应对大型医疗器械表面防锈剂的喷涂,降低了工人的劳动强度,工作效率提高40%,且喷涂喷头的使用状态可根据试剂情况通过顺控组件或者单控组件进行调节,从而使得该装置同样适应对小型医疗器械以及不同喷涂作业需求使用,适应性极强。(The invention discloses an antirust agent spraying device for medical equipment, relates to the technical field of spraying devices, and solves the problems that an existing spraying device is only provided with one spraying nozzle, the spraying area and the spraying operation surface are small, the working efficiency is low, and the spraying is uneven. A rust inhibitor spraying device for medical equipment comprises a spraying component; and a spraying nozzle is fixedly arranged on the outer side of the fluid shell. The device is when using, can use through the cooperation of a plurality of spraying shower nozzles, increase the spraying area and the operation face of the device antirust agent spraying, thereby can adapt to the spraying to large-scale medical instrument surface antirust agent, workman's intensity of labour has been reduced, work efficiency improves 40%, and the user state of spraying shower nozzle can be adjusted through sequence control subassembly or single control subassembly according to the reagent condition, thereby make the same adaptation of the device use small-size medical instrument and different spraying operation demands, adaptability is extremely strong.)

1. A rust inhibitor spraying device for medical equipment is characterized in that: comprises a spray assembly (1);

the spraying assembly (1) comprises a fluid housing (101), a spraying handle (102) and a connecting pipe (103), wherein the spraying handle (102) is fixedly arranged on the side surface of the fluid housing (101), the connecting pipe (103) is fixedly arranged at the bottom of the fluid housing (101), and a spraying nozzle (4) is fixedly arranged on the outer side of the fluid housing (101);

the sequential control assembly (2), the sequential control assembly (2) comprises a function rod (21) and a fluid guide ball a (202), the function rod (21) is rotatably connected inside the fluid housing (101), the function rod (21) consists of a sequential control rod (211) and a reset rod (212), the fluid guide ball a (202) is rotatably connected inside the fluid housing (101), the fluid guide ball a (202) is fixedly installed at the bottom of the sequential control rod (211), the sequential control rod (211) is inserted into the fluid housing (101), and the reset rod (212) is inserted into the fluid housing (101);

the single control assembly (3) comprises a control rod (301) and a fluid guide ball b (302), the control rod (301) is rotatably connected inside the fluid housing (101), the fluid guide ball b (302) is rotatably connected inside the fluid housing (101), and the control rod (301) is fixedly arranged at the top of the fluid guide ball b (302);

a combined channel (11) is arranged in the fluid shell (101), the combined channel (11) is composed of a master control channel (111) and a single control channel (112), the single control channel (112) is communicated with the master control channel (111), the bottom of the master control channel (111) is communicated with a connecting pipe (103), and the spraying nozzle (4) is communicated with the single control channel (112);

fluid guide balls a (202) are arranged in the master control channels (111) between the adjacent single control channels (112), and a fluid guide ball b (302) is arranged in each single control channel (112);

the fluid guide ball a (202) and the fluid guide ball b (302) are respectively provided with a flow guide channel (2021) inside the ball body, and the flow guide channel (2021) is designed to be a linear channel.

2. The rust inhibitor spraying device for medical instruments according to claim 1, wherein: the side of the function rod (21) is provided with an I-shaped function block (2101), the right side of the function block (2101) is provided with a linkage shifting tooth (2111), a control bar (1012) is inserted in the fluid housing (101), an extrusion linkage block (1013) is arranged outside the control bar (1012) on the side of the sequential control rod (211), and the linkage shifting tooth (2111) and the extrusion linkage block (1013) are designed in a triangular shape.

3. The rust inhibitor spraying device for medical instruments according to claim 1, wherein: a reset linkage block (1014) is arranged outside the control bar (1012) on the side surface of the reset rod (212), and the block body of the reset linkage block (1014) is in a trapezoidal design.

4. The rust inhibitor spraying device for medical instruments according to claim 2, wherein: a reset tension spring (2112) is arranged on the left side of the functional block (2101), and two ends of the reset tension spring (2112) are respectively arranged in the left side of the functional block (2101) and the fluid housing (101).

5. The rust inhibitor spraying device for medical instruments according to claim 2, wherein: the inside of control bar (1012) is equipped with track groove (1015), and the inside of fluid housing (101) is equipped with track pole (1016), and track pole (1016) are pegged graft in the inside of track groove (1015), and the inside of control bar (1012) still is equipped with reset top spring (1017), and the both ends of resetting top spring (1017) fixed connection respectively in the inside of control bar (1012) and the inside of fluid housing (101).

6. The rust inhibitor spraying device for medical instruments according to claim 1, wherein: the bottom of the fluid guide ball b (302) is provided with a positioning pull plate (3021), the outer end of the positioning pull plate (3021) is provided with a positioning tension spring (3022), and two ends of the positioning tension spring (3022) are respectively arranged at the bottom of the plate body of the positioning pull plate (3021) and inside the fluid shell (101).

Technical Field

The invention belongs to the technical field of spraying devices, and particularly relates to a spraying device for an antirust agent for medical instruments.

Background

The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related articles which are directly or indirectly used for human bodies, and currently, when large-scale medical apparatuses are produced and manufactured, antirust agents need to be sprayed on shells of the apparatuses so as to enhance the anti-rusting capability of the medical apparatuses and enable the durability of the medical apparatuses to be higher.

At present, when the antirust agent is sprayed on the surface of the medical apparatus, the antirust agent is generally sprayed by a spraying device, the spraying device pumps the antirust agent out of a spray gun, and a worker holds the spray gun to spray the antirust agent on the surface of the medical apparatus, so that the operation of spraying the antirust agent on the surface of the medical apparatus is completed.

The spray pipe of the spray gun of the existing spraying device is designed in a circular pipe shape, only one spraying nozzle is arranged, the single spraying area and the spraying operation surface are small, multiple times of repeated spraying is needed when the antirust agent is sprayed on a large-scale medical instrument, the labor intensity is high, the working efficiency is low, the antirust agent on the surface of the medical instrument is easily sprayed and unevenly due to the manual multiple spraying operation mode, the anti-rusting capability of the medical instrument during subsequent use is influenced, the adaptability is poor, and the practicability is not high.

In view of the above, it is an object of the present invention to provide a rust preventive coating device for medical instruments, which is improved in view of the conventional structure and drawbacks, and has a higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides an antirust agent spraying device for a medical instrument, which aims to solve the problems that a spray gun of the existing spraying device is only provided with one spraying nozzle, the single spraying area and the spraying operation surface are small, multiple times of repeated spraying are needed when the antirust agent is sprayed on a large medical instrument, the labor intensity is high, the working efficiency is low, the antirust agent on the surface of the medical instrument is easily sprayed unevenly due to the operation mode of manual multiple spraying, the rust resistance of the medical instrument during subsequent use is influenced, the adaptability is poor, and the practicability is low.

The invention relates to an antirust agent spraying device for medical instruments, which has the purposes and effects achieved by the following specific technical means:

a rust inhibitor spraying device for medical equipment comprises a spraying component;

the spraying assembly comprises a fluid shell, a spraying handle and a connecting pipe, wherein the spraying handle is fixedly arranged on the side surface of the fluid shell, the connecting pipe is fixedly arranged at the bottom of the fluid shell, and a spraying nozzle is fixedly arranged on the outer side of the fluid shell;

the sequential control assembly comprises a function rod and a fluid guide ball a, the function rod is rotatably connected inside the fluid shell and consists of a sequential control rod and a reset rod, the fluid guide ball a is rotatably connected inside the fluid shell, the fluid guide ball a is fixedly installed at the bottom of the sequential control rod, the sequential control rod is inserted inside the fluid shell, and the reset rod is inserted inside the fluid shell;

the single control assembly comprises a control rod and a fluid guide ball b, the control rod is rotatably connected inside the fluid shell, the fluid guide ball b is rotatably connected inside the fluid shell, and the control rod is fixedly installed at the top of the fluid guide ball b.

Furthermore, the inside of fluid shell is equipped with the combination passageway, and the combination passageway comprises always controlling passageway and single accuse passageway, and the single accuse passageway communicates with always controlling the passageway, and the bottom and the connecting pipe intercommunication of always controlling the passageway, and the spraying shower nozzle communicates with the single accuse passageway.

Furthermore, fluid guide balls a are arranged in the master control channels between the adjacent single control channels, and a fluid guide ball b is arranged in each single control channel.

Furthermore, flow guide channels are arranged inside the ball bodies of the fluid guide ball a and the fluid guide ball b, and the flow guide channels are designed into linear channels.

Furthermore, the side of the function rod is provided with an I-shaped function block, the right side of the function block is provided with a linkage shifting tooth, the inside of the fluid shell is inserted with a control bar, the outer part of the control bar positioned on the side of the sequential control rod is provided with an extrusion linkage block, and the linkage shifting tooth and the extrusion linkage block are both designed in a triangular shape.

Furthermore, the outside that is located release link side control strip is equipped with the linkage that resets, and the block shape of the linkage that resets is trapezoidal design.

Furthermore, the left side of function block is equipped with the extension spring that resets, and the inside at the left inside of function block and the inside of fluid shell are installed respectively to the both ends of extension spring that resets.

Furthermore, the inside of control bar is equipped with the track groove, and the inside of fluid shell is equipped with the track pole, and the track pole is pegged graft in the inside in track groove, and the inside of control bar still is equipped with the top spring that resets, and the both ends difference fixed connection of the top spring that resets is in the inside of control bar and the inside of fluid shell.

Furthermore, the bottom of the fluid guide ball b is provided with a positioning pull plate, the outer end of the positioning pull plate is provided with a positioning tension spring, and two ends of the positioning tension spring are respectively arranged at the bottom of the plate body of the positioning pull plate and inside the fluid shell.

Compared with the prior art, the invention has the following beneficial effects:

1. the device is when using, can use through the cooperation of a plurality of spraying shower nozzles, increase the spraying area and the operation face of the device antirust agent spraying, thereby can adapt to the spraying to large-scale medical instrument surface antirust agent, workman's intensity of labour has been reduced, work efficiency improves 40%, and the user state of spraying shower nozzle can be adjusted through sequence control subassembly or single control subassembly according to the reagent condition, thereby make the same adaptation of the device use small-size medical instrument and different spraying operation demands, adaptability is extremely strong, the flexibility of the device has been improved, adaptability and practicality.

2. The device is equipped with a plurality of spraying shower nozzles, and the spraying shower nozzle passes through single accuse passageway and always controls the passageway intercommunication to the function that the antirust agent spraying was realized to every spraying shower nozzle supply antirust agent can be for the combination passageway, and the spraying area improves greatly with the operation face, can carry out the operation of antirust agent spraying on quick large-scale medical instrument surface, and has reduceed the number of times of circulation spraying, and the even effect of spraying of antirust agent is strong, has reduced workman's intensity of labour.

3. The use length that can always control the passageway in the same direction as accuse subassembly is injectd, when rotating in the same direction as the control lever, should follow the rotation in the same direction as the fluid direction ball a of control lever bottom, thereby this fluid direction ball a's water conservancy diversion passageway intersects with always controlling the passageway, make this in the same direction as the unable supply that obtains the antirust agent of always controlling the passageway at position behind the control lever, thereby this in the same direction as subsequent spraying shower nozzle of control lever loses the effect, can only use anterior spraying shower nozzle to carry out the operation, can unify the management and use to the spraying shower nozzle, it is convenient to adjust.

4. Rotate one in the same direction as behind the control lever should be in the same direction as the control lever before the control lever can restore the normal use of this position total control passageway under the effect of extension spring that resets, when rotating in the same direction as the control lever, should dial the tooth through the extrusion linkage piece with the control bar internal compression in the linkage of control lever in the same direction as before the control lever, thereby should dial the tooth in the same direction as the linkage of control lever before the control lever and can restore the inside unobstructed of this position total control passageway under the effect of extension spring that resets automatic re-setting, the control bar can block manual pivoted in the same direction as the control lever through the extrusion linkage piece under the effect of the top spring that resets simultaneously, thereby fixed total control passageway's service length, stable in use, can stably adjust total control passageway's service length, adjust in a flexible way.

5. The single control assembly can adjust the use state of a single spraying nozzle, when the control rod is rotated, the fluid guide ball b rotates along with the control rod, the on-off use state of the single control channel is adjusted through the use state of the flow guide channel at the bottom of the fluid guide ball b, the adjustment is flexible, the use state of each spraying nozzle can be controlled independently, the spraying nozzles can be used alternately during spraying operation, the adaptability is high, the spraying of antirust agents under different operation requirements can be adapted, the use state of the control rod can be fixed by a positioning tension spring, the phenomenon that the spraying nozzles are opened and closed accidentally can not occur when the device is used, and the use is stable.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic view of the structure at the bottom of fig. 2 according to the present invention.

Fig. 4 is a schematic view of the fluid housing of fig. 2 according to the present invention.

FIG. 5 is a schematic structural view of the sequential control assembly of the present invention after disassembly.

FIG. 6 is a schematic structural view of the single control assembly of the present invention after disassembly.

Fig. 7 is an enlarged structural view of the portion a in fig. 2 according to the present invention.

Fig. 8 is an enlarged structural view of the portion B in fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a spray assembly; 101. a fluid housing; 11. a combined channel; 111. a master control channel; 112. a single control channel; 1012. a control bar; 1013. extruding the linkage block; 1014. resetting the linkage block; 1015. a track groove; 1016. a track rod; 1017. resetting the top spring; 102. a spray handle; 103. a connecting pipe; 2. a sequence control component; 21. a function lever; 211. a forward control rod; 212. a reset lever; 2101. a function block; 2111. the gears are shifted in a linkage manner; 2112. a return tension spring; 202. a fluid guide ball a; 2021. a flow guide channel; 3. a single control component; 301. a control lever; 302. a fluid guide ball b; 3021. positioning a pulling plate; 3022. positioning a tension spring; 4. and (4) a spray nozzle.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a rust inhibitor spraying device for medical equipment, which comprises a spraying component 1;

the spraying assembly 1 comprises a fluid housing 101, a spraying handle 102 and a connecting pipe 103, wherein the spraying handle 102 is fixedly arranged on the side surface of the fluid housing 101, the connecting pipe 103 is fixedly arranged at the bottom of the fluid housing 101, and a spraying nozzle 4 is fixedly arranged on the outer side of the fluid housing 101;

the sequential control assembly 2 comprises a function rod 21 and a fluid guide ball a202, the function rod 21 is rotatably connected inside the fluid housing 101, the function rod 21 consists of a sequential control rod 211 and a reset rod 212, the fluid guide ball a202 is rotatably connected inside the fluid housing 101, the fluid guide ball a202 is fixedly mounted at the bottom of the sequential control rod 211, the sequential control rod 211 is inserted inside the fluid housing 101, the reset rod 212 is inserted inside the fluid housing 101, and the sequential control assembly 2 can limit the use length of the main control channel 111;

the single-control assembly 3 comprises a control rod 301 and a fluid guide ball b302, the control rod 301 is rotatably connected inside the fluid housing 101, the fluid guide ball b302 is rotatably connected inside the fluid housing 101, the control rod 301 is fixedly installed at the top of the fluid guide ball b302, and the single-control assembly 3 can adjust the using state of a single spray nozzle 4;

the top of control lever 301 and function pole 21 all is equipped with rotates the shifting block, conveniently rotates control lever 301 or function pole 21 through rotating the shifting block, and the outside of fluid shell 101 is equipped with the sign of instructing total accuse passageway 111 and single accuse passageway 112 break-make state, makes things convenient for the workman to know the user state of total accuse passageway 111 and spraying shower nozzle 4.

Wherein, the inside of fluid housing 101 is equipped with combination passageway 11, and combination passageway 11 comprises a total accuse passageway 111 and a plurality of single accuse passageway 112, single accuse passageway 112 and total accuse passageway 111 intercommunication, and the bottom and the connecting pipe 103 of total accuse passageway 111 communicate, spraying nozzle 4 and single accuse passageway 112 intercommunication, in use, spraying nozzle 4 communicates with total accuse passageway 111 through single accuse passageway 112, thereby combination passageway 11 can realize the function of antirust agent spraying for a plurality of spraying nozzle 4 supply antirust agent, spraying area and operation face improve greatly, can carry out the operation of antirust agent spraying on the surface of quick large-scale medical instrument, and reduced the number of times of circulating spraying, the even effect of spraying of antirust agent is strong, workman's intensity of labour has been reduced.

Wherein, the inside of the master control channel 111 between the adjacent single control channels 112 is provided with a fluid guide ball a202, and the inside of each single control channel 112 is provided with a fluid guide ball b302, the insides of the spheres of the fluid guide ball a202 and the fluid guide ball b302 are provided with a flow guide channel 2021, and the flow guide channel 2021 is designed as a straight channel, in use, the on-off states of the master control channel 111 and the single control channel 112 can be respectively changed by the rotation of the fluid guide ball a202 and the fluid guide ball b302, when one sequence control rod 211 is rotated, the fluid guide ball a202 at the bottom of the sequence control rod 211 rotates, so that the flow guide channel 2021 of the fluid guide ball a202 crosses the master control channel 111, the master control channel 111 at the rear part of the sequence control rod 211 can not obtain the supply of the antirust agent, so that only the subsequent spray nozzles 4 of the sequence control rod 211 lose function, and the front spray nozzles 4 are used for operation, can unify the management use to spray nozzle 4, it is convenient to adjust, when rotatory control lever 301, fluid direction ball b302 is followed control lever 301 and is rotated, thereby the break-make user state of single accuse passageway 112 is adjusted to the user state through fluid direction ball b302 bottom water conservancy diversion passageway 2021, it is nimble to adjust, can the user state of every spray nozzle 4 of single control, make spray nozzle 4 can cross use when the spraying operation, strong adaptability, can adapt to the spraying of antirust agent under the different operation demands.

Wherein, the side of the function lever 21 is equipped with the function block 2101 of "I" shape, and the right side of the function block 2101 has linkage set teeth 2111, the inside of the fluid housing 101 is inserted with the control strip 1012, and the outside of the control strip 1012 at the side of the sequence lever 211 is equipped with the extrusion linkage block 1013, linkage set teeth 2111 and extrusion linkage block 1013 are triangle-shaped design, in use, after rotating a sequence lever 211, the sequence lever 211 in front of the sequence lever 211 will automatically reset and resume the normal use of the position total control channel 111 under the effect of the reset extension spring 2112, when the sequence lever 211 rotates, the linkage set teeth 2111 of the sequence lever 211 compress the control strip 1012 inwards through the extrusion linkage block 1013, the left side of the function block 2101 is equipped with the reset extension spring 2112, and both ends of the reset extension spring 2112 are installed in the inside of the left side of the function block 2101 and inside the fluid housing 101 respectively, thus the linkage set teeth 2111 of the sequence lever 211 in front of the sequence lever 211 can automatically reset and resume the position of the reset extension spring 2112 to resume the position 111 Inside unobstructed, the inside of control bar 1012 still is equipped with the top spring 1017 that resets, and the both ends difference fixed connection that resets top spring 1017 is in the inside of control bar 1012 and the inside of fluid shell 101, control bar 1012 can block manual pivoted in the same direction as control lever 211 through extrusion linkage piece 1013 under the effect that resets top spring 1017 simultaneously, thereby the fixed use length who always controls passageway 111, stable in use, can stably adjust the use length who always controls passageway 111, adjust in a flexible way.

Wherein, the outside that is located reset lever 212 side control strip 1012 is equipped with linkage 1014 that resets, and the block shape of linkage 1014 that resets is trapezoidal design, and in use, when rotating reset lever 212, the linkage of reset lever 212 is dialled tooth 2111 and can is lasted the extrusion linkage 1014 that resets to make all in the same direction as the control lever 211 and all can reset under the effect of extension spring 2112 that resets, resume the open mode of whole total accuse passageway 111, and loosen behind the reset lever 212, reset lever 212 also can reset automatically under the effect of extension spring 2112 that resets, and it is nimble convenient to use.

The track groove 1015 is arranged inside the control bar 1012, the track rod 1016 is arranged inside the fluid housing 101, the track rod 1016 is inserted into the track groove 1015, and in use, the track groove 1015 can limit the moving track of the control bar 1012 through the track rod 1016, so that the control bar 1012 cannot be skewed or twisted to cause the phenomenon of clamping failure of the device during use, and the use is stable.

Wherein, the bottom of the fluid guiding ball b302 is provided with a positioning pull plate 3021, the outer end of the positioning pull plate 3021 is provided with a positioning tension spring 3022, and two ends of the positioning tension spring 3022 are respectively installed at the bottom of the plate body of the positioning pull plate 3021 and inside the fluid housing 101, in use, the using state of the control lever 301 can be fixed by the positioning tension spring 3022, so that the device can not be accidentally opened and closed when in use, and is stable in use.

In another embodiment, the plurality of individually controlled passageways 112 are configured in a row so that the rust inhibitor is sprayed more accurately and more uniformly.

The specific use mode and function of the embodiment are as follows:

in the invention, a pipeline is used for connecting the spraying device with the connecting pipe 103, so that the spraying device can provide antirust agent for the interior of the spraying assembly 1 and perform spraying operation through the spraying nozzle 4, the spraying nozzle 4 is communicated with the master control channel 111 through the single control channel 112, so that the combined channel 11 can supply the antirust agent for each spraying nozzle 4 to realize the antirust agent spraying function, and can rapidly perform antirust agent spraying operation on the surface of a large-scale medical instrument, when the spraying area and the operation surface of the device need to be adjusted, the using state of the spraying nozzle 4 can be adjusted through the sequential control assembly 2 or the single control assembly 3, when a sequential control rod 211 is rotated, the fluid guide ball a202 at the bottom of the sequential control rod 211 rotates along with the rotation, so that the flow guide channel 2021 of the fluid guide ball a202 is crossed with the master control channel 111, and the master control channel 111 at the rear part of the sequential control rod 211 cannot obtain the supply of the antirust agent, therefore, the subsequent spraying nozzles 4 of the sequential control rod 211 lose the function, only the front spraying nozzle 4 can be used for operation, after one sequential control rod 211 is rotated, the sequential control rod 211 in front of the sequential control rod 211 can automatically reset under the action of the reset tension spring 2112 to recover the normal use of the main control channel 111 in the position, when the sequential control rod 211 rotates, the linkage shifting tooth 2111 of the sequential control rod 211 compresses the control strip 1012 inwards through extruding the linkage block 1013, so that the linkage shifting tooth 2111 of the sequential control rod 211 in front of the sequential control rod 211 can automatically reset under the action of the reset tension spring 2112 to recover the smoothness in the main control channel 111 in the position, meanwhile, the control strip 1012 can clamp the manually rotated sequential control rod 211 through extruding the linkage block 1013 under the action of the reset top spring 1017, thereby fixing the use length of the main control channel 111, when the main control channel 111 needs to be completely opened for use, by rotating the reset rod 212, the linkage shifting teeth 2111 of the reset rod 212 can continuously extrude the reset linkage block 1014, so that all the sequential control rods 211 can reset under the action of the reset tension spring 2112, the opening state of the whole master control channel 111 is recovered, and after the reset rod 212 is loosened, the reset rod 212 can also automatically reset under the action of the reset tension spring 2112, the single control assembly 3 can adjust the use state of a single spraying nozzle 4, when the control rod 301 is rotated, the fluid guide ball b302 rotates along with the control rod 301, so that the on-off use state of the single control channel 112 is adjusted through the use state of the flow guide channel 2021 at the bottom of the fluid guide ball b302, the adjustment is flexible, the use state of each spraying nozzle 4 can be independently controlled, and the spraying nozzles 4 can be used in a crossed manner during spraying operation.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.