CN215784252U

CN215784252U - Spray nozzle with protective cover for sprayer

Info

Publication number: CN215784252U
Application number: CN202120637010.1U
Authority: CN
Inventors: 王铭; 谢翔宇; 李宏元; 赵守明
Original assignee: Shandong Kesai Agriculture Holdings Ltd
Current assignee: Shandong Kesai Agriculture Holdings Ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2022-02-11
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a nozzle with a protective cover for a sprayer, and relates to the technical field of sprayers, wherein the nozzle comprises an adapter rod and a protective cover, one end of the adapter rod is used for being connected with a spray rod of the sprayer, and the other end of the adapter rod is detachably provided with a spray head; the adapter rod is provided with a limit table; the protective cover is provided with a connecting through hole, the switching rod can penetrate through the connecting through hole, a fastener penetrates through the switching rod, and the fastener can fix the protective cover at the limiting table; the limiting table is also provided with a limiting groove, one side of the protective cover, which is close to the limiting table, is provided with a limiting bulge, and the limiting bulge can be clamped in the limiting groove. The utility model can ensure that the liquid sprayed by the spray nozzle can be intensively sprayed on the leaf surfaces of crops to be sprayed by using the protective cover, thereby avoiding the pesticide or leaf fertilizer of the liquid from dispersing everywhere, improving the spraying efficiency, reducing the probability of spraying the liquid to the faces of operators, and improving the safety and comfort level in the using process.

Description

Spray nozzle with protective cover for sprayer

Technical Field

The utility model relates to the technical field of sprayers, in particular to a nozzle with a protective cover for a sprayer.

Background

In the spraying process of the existing pesticide or foliar fertilizer, the liquid pesticide or foliar fertilizer is often required to be placed in a sprayer, the liquid is manually or electrically sprayed out of the sprayer, and a nozzle needs to be aligned to crops. The existing sprayer is generally characterized in that a nozzle is directly connected to a spray rod, liquid sprayed by the nozzle is dispersed and cannot be well concentrated on crops to be sprayed, for example, when herbal medicines are sprayed, pesticide sometimes needs to be sprayed between ridges and cannot be sprayed on the leaf surfaces of the crops, and the traditional sprayer nozzle cannot meet the requirement.

In addition, especially in windy weather, the sprayed liquid is more easily blown away by wind, and sometimes may be blown to the face of an operator, so that the human health cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the spray nozzle with the protective cover, which can control the spraying range and protect an operator in the spraying process.

The object of the utility model is achieved in the following way:

a nozzle with a protective cover for a sprayer comprises an adapter rod and the protective cover, wherein one end of the adapter rod is used for being connected with a spray rod of the sprayer, and the other end of the adapter rod is detachably provided with a spray head; the adapter rod is provided with a limiting table; the protective cover is provided with a connecting through hole, the adapter rod can penetrate through the connecting through hole, a fastener penetrates through the adapter rod, and the fastener can fix the protective cover at the position of the limiting table; the limiting table is further provided with a limiting groove, one side, close to the limiting table, of the protective cover is provided with a limiting protrusion, and the limiting protrusion can be clamped in the limiting groove.

As an alternative scheme of the technical scheme of the utility model, the number of the limiting protrusions is two, the limiting protrusions are arranged oppositely, the number of the limiting grooves is multiple, and the multiple groups of limiting grooves are uniformly distributed along the outer diameter of the adapter rod.

As an alternative of the technical scheme of the utility model, the protective cover is provided with a hanging hole for hanging the protective cover.

As an alternative of the technical scheme of the utility model, the nozzle is arranged on the adapter rod through a nozzle seat, the nozzle comprises a nozzle end and a connecting end, the connecting end can be clamped in the nozzle seat, and the nozzle end extends out of the nozzle seat for spraying; the nozzle seat is a seat body with internal threads, the corresponding position of the adapter rod is of an external thread structure, and the nozzle seat is screwed on the adapter rod so as to fix the nozzle.

As an alternative of the technical scheme of the utility model, the fastener is an internal thread piece, and the fastener is screwed on the external thread of the adapter rod and can be unscrewed from the adapter rod, so that the protection cover is fixed and released.

As an alternative of the technical scheme of the utility model, the adapter rod comprises a first rod and a second rod, the first rod and the second rod are of an integrally formed structure, the limiting table is arranged on the second rod, the nozzle is arranged at the tail end of the second rod, and the center line of the first rod and the center line of the second rod are arranged at an angle of 30-80 degrees.

As an alternative of the technical solution of the present invention, a sealing member is disposed between the second rod and the spray head, and a sealing member is also disposed between the first rod and the spray rod.

As an alternative of the technical scheme of the utility model, the adapter rod comprises a first rod and a second rod, the first rod and the second rod are hinged, the limit table, the protective cover and the spray head are arranged on the second rod, and when the second rod rotates around the joint of the second rod and the first rod, the spray head and the protective cover are driven to rotate, so that the spraying angle of the spray head is adjusted; the same flexible pipe penetrates through the first rod and the second rod, sealing parts are arranged at two ends of the flexible pipe, and the sealing part close to one end of the spray head is tightly pressed between the second rod and the spray head; the sealing part at the other end is pressed between the first rod and the spray rod.

As an alternative of the technical solution of the present invention, one end of the first rod close to the second rod and one end of the second rod close to the first rod are both inclined plane ends, the outer wall of the first rod is provided with a first hinge portion, the outer wall of the second rod is provided with a second hinge portion, and the first hinge portion and the second hinge portion are connected through a damping rotating shaft.

The utility model has the beneficial effects that:

according to the spray nozzle with the protective cover, provided by the utility model, the liquid sprayed by the spray nozzle can be intensively sprayed on the leaf surfaces of crops to be sprayed by using the protective cover, so that the pesticide or leaf fertilizer of the liquid is prevented from being dispersed everywhere, the spraying efficiency is improved, and the probability of spraying the liquid to the faces of operators is reduced. Meanwhile, the nozzle and the protective cover can be adjusted in multiple directions and multiple angles through the arranged limiting groove, the limiting bulge and the hinged first rod and the second rod, so that the spraying requirements of multiple crops are met, and the applicability of the nozzle for the sprayer with the protective cover is improved; the spray nozzle can meet the requirements of different operators on the spraying angle through adjusting the spray nozzle, and the comfort degree of the operators in the using process is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic view showing the structure of a nozzle for an atomizer equipped with a protective cap according to example 1 of the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is an exploded view of a nozzle for an atomizer equipped with a protective cap according to example 1 of the present invention.

Fig. 4 is a schematic view showing the structure of a nozzle for an atomizer equipped with a protective cap according to example 2 of the present invention.

Fig. 5 is a partially enlarged view of B in fig. 4.

Fig. 6 is a rear view of a nozzle for an atomizer equipped with a protective cap according to example 2 of the present invention.

Fig. 7 is a cross-sectional view taken at C-C in fig. 6.

Fig. 8 is a schematic view of a straightened state of the flexible tube in embodiment 2 of the present invention.

Fig. 9 is a schematic view of a bent state of a flexible pipe in embodiment 2 of the present invention.

Reference numerals:

10-a transfer lever; 11-a limit table; 111-a limiting groove; 12-a first rod; 121-beveled end; 122-a first hinge; 13-a second rod; 131-a second hinge; 14-a flexible tube; 141-a sealing portion; 15-damping rotating shaft; 20-a protective cover; 21-connecting through holes; 22-a limit bump; 23-hanging holes; 30-a spray head; 31-orifice end; 32-a connection end; 40-a fastener; 50-a nozzle base; 60-sealing member.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the description of the embodiments, the terms "disposed," "connected," and the like are to be construed broadly unless otherwise explicitly specified or limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; either directly or through an intervening medium, or through internal communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The embodiment discloses a spray nozzle with a protective cover for a sprayer, which comprises an adapter rod 10 and a protective cover 20, wherein one end of the adapter rod 10 is used for being connected with a spray rod of the sprayer, and the other end of the adapter rod 10 is detachably provided with a spray head 30; the nozzle 30 is arranged on the adapter rod 10 through a nozzle seat 50, the nozzle comprises a nozzle end 31 and a connecting end 32, the connecting end 32 can be clamped in the nozzle seat 50, and the nozzle end 31 extends out of the nozzle seat 50 for spraying; the spray head seat 50 is a seat body with internal threads, the corresponding position of the adapter rod 10 is an external thread structure, the spray head seat 50 is screwed on the adapter rod 10 to fix the spray head 30, the connection mode has the advantage that the same spray head seat 50 can be suitable for spray heads of various specifications, when the spray head 30 is damaged or the hole diameter of the spray hole does not meet the spraying requirement, the spray head can be conveniently replaced, and only the spray head needs to be replaced when the spray head is replaced.

As shown in fig. 2 again, the adapter rod 10 is provided with a limit table 11; the protection cap 20 is a bell-shaped cap body, one end of which is open structure for limiting a spraying range of the liquid sprayed from the spray head 30, and at the same time, preventing the sprayed liquid from being splashed on the face of the operator, especially in a windy operation environment. The other end of the protective cover 20 is provided with a connecting through hole 21; the adapter rod 10 can pass through the connecting through hole 21, a fastener 40 is further arranged on the adapter rod 10 in a penetrating mode, and the fastener 40 can fix the protective cover 20 at the position of the limiting table 11.

As shown in fig. 2, a limiting groove 111 is further provided on the limiting table 11, and a limiting protrusion 22 is provided on one side of the protection cover 20 close to the limiting table 11, and the limiting protrusion 22 can be clamped in the limiting groove 111. The number of the limiting protrusions 22 is two, the number of the limiting grooves 111 is multiple, at least one, and the multiple groups of limiting grooves 111 are uniformly arranged along the outer diameter of the adapter rod 10. The limiting protrusion 22 and the limiting groove 111 are arranged to cooperate with the fastener 40 to fix the protective cover 20 on the outer diameter of the adapter rod 10; on the other hand, can realize the multi-angle of safety cover 20 and rotate, satisfy different spraying requirements.

More specifically, fastener 40 is the internal thread spare, and fastener 40 closes soon in the external screw thread department of adapter rod 10 and can follow the adapter rod and unscrew, and then realizes the fixed and release of safety cover 20, and when the angle of safety cover needs to be adjusted, unscrew fastener 40 rotates the safety cover to required angle simultaneously, then with spacing arch 22 chucking in the spacing groove 111 that corresponds again with safety cover 20 screw.

In order to make the spraying effect fine in the spraying process, the adapter rod 10 comprises a first rod 12 and a second rod 13, the first rod 12 and the second rod 13 are of an integrally formed structure, the limiting table 11 is arranged on the second rod 12, the nozzle 30 is arranged at the tail end of the second rod 13, and the central line of the first rod 12 and the central line of the second rod 13 are arranged at an angle of 30-80 degrees. The arrangement enables the spraying direction of the nozzle connected with the spray rod to better face crops planted on the ground, so that the spraying operation is more in line with the human engineering.

It will be appreciated that in order to prevent the liquid to be sprayed from exiting the spray nozzles, a seal 60 is provided between the second rod 13 and the spray head 30, as well as between the first rod 12 and the spray bar.

In a more preferred scheme, the protective cover 20 is provided with a hanging hole 23 for hanging the protective cover, and when the protective cover 20 is not used, the protective cover 20 can be hung after being detached from the adapter rod 10, so that the storage is convenient.

Example 2

The embodiment discloses a nozzle with a protective cover for an atomizer, wherein an adapter rod 10 comprises a first rod 12 and a second rod 13, and is different from the embodiment 1 in that, as shown in fig. 4, in the embodiment, the first rod 12 and the second rod 13 are hinged, a limiting table 11, a protective cover 20 and a spray head 30 are also arranged on the second rod 13, and when the second rod 13 rotates around the joint of the second rod 13 and the first rod 12, the spray head 30 and the protective cover 20 are driven to rotate, so that the spraying angle of the spray head 30 is adjusted; the specific connection relationship between the first rod 12 and the second rod 13 is, as shown in fig. 5, that the end of the first rod 12 close to the second rod 13 and the end of the second rod 13 close to the first rod 12 are both inclined plane ends 121, the outer wall of the first rod 12 is provided with a first hinge portion 122, and the outer wall of the second rod 13 is provided with a second hinge portion 131, as shown in fig. 5 to 7, in this embodiment, the first hinge portion 122 is provided with a hinge hole, and the second hinge portion 131 is also provided with a hinge hole, it can be understood that, in order to cooperate with the second rod to rotate relative to the first rod, at least one of the two hinge holes is an arc-shaped long hole; the first hinge portion 122 and the second hinge portion 131 are connected by a damping shaft 15 inserted into the two hinge holes.

In order to cooperate with the rotation of the second rod 13, the same flexible pipe 14 is arranged inside the first rod 12 and the second rod 13, as shown in fig. 8 and 9, the two ends of the flexible pipe 14 are both provided with sealing parts 141, and the sealing part 141 near one end of the spray head 30 is pressed between the second rod 13 and the spray head 30; the seal 141 at the other end is compressed between the first rod 12 and the spray bar.

In this kind of structure, when the angle between shower nozzle 30 and safety cover 20 for the spray lance needs to be adjusted, for example when needing to carry out the pesticide spraying to the crops of difference in height, only need break off the safety cover 20 gently and make second pole 13 rotate for first pole 12 and can adjust this angle for this atomizer nozzle with safety cover can be applicable to the height of difference in height, has improved the suitability of this nozzle.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art; where combinations of features are mutually inconsistent or impractical, such combinations should not be considered as being absent and not within the scope of the claimed invention.

Claims

1. A nozzle with a protective cover for a sprayer is characterized by comprising an adapter rod and the protective cover, wherein one end of the adapter rod is used for being connected with a spray rod of the sprayer, and the other end of the adapter rod is detachably provided with a spray head; the adapter rod is provided with a limiting table;

the protective cover is provided with a connecting through hole, the adapter rod can penetrate through the connecting through hole, a fastener penetrates through the adapter rod, and the fastener can fix the protective cover at the position of the limiting table;

the limiting table is further provided with a limiting groove, one side, close to the limiting table, of the protective cover is provided with a limiting protrusion, and the limiting protrusion can be clamped in the limiting groove.

2. The spray nozzle with the protective cover for the sprayer according to claim 1, wherein the number of the limiting protrusions is two, the number of the limiting grooves is multiple, and the multiple sets of the limiting grooves are uniformly arranged along the outer diameter of the adapter rod.

3. The nozzle for a sprayer with a protective cap according to claim 1, wherein the protective cap is provided with a hanging hole for hanging the protective cap.

4. The spray nozzle with protective cover for sprayer according to claim 1, wherein said nozzle head is arranged on said adapter rod through a nozzle head seat, said nozzle head comprises a nozzle orifice end and a connecting end, said connecting end can be clamped in said nozzle head seat, said nozzle orifice end extends out of said nozzle head seat for spraying work; the nozzle seat is a seat body with internal threads, the corresponding position of the adapter rod is of an external thread structure, and the nozzle seat is screwed on the adapter rod so as to fix the nozzle.

5. The spray nozzle with protective cover of claim 4, wherein said fastening member is an internal thread member, and said fastening member is screwed on and off the external thread of said adapter rod, so as to fix and release said protective cover.

6. The spray nozzle with the protective cover for the sprayer according to claim 1, wherein the adapter rod comprises a first rod and a second rod, the first rod and the second rod are of an integrally formed structure, the limiting table is arranged on the second rod, the spray head is arranged at the tail end of the second rod, and the central line of the first rod and the central line of the second rod are arranged at an angle of 30-80 degrees.

7. The spray nozzle with protective cover of claim 6, wherein a seal is provided between said second rod and said spray head, and a seal is also provided between said first rod and said spray bar.

8. The nozzle with the protective cover for the sprayer according to claim 1, wherein the adapter rod comprises a first rod and a second rod, the first rod and the second rod are hinged, the limiting table, the protective cover and the spray head are arranged on the second rod, and when the second rod rotates around the joint of the second rod and the first rod, the spray head and the protective cover are driven to rotate, so that the spraying angle of the spray head is adjusted;

the same flexible pipe penetrates through the first rod and the second rod, sealing parts are arranged at two ends of the flexible pipe, and the sealing part close to one end of the spray head is tightly pressed between the second rod and the spray head; the sealing part at the other end is pressed between the first rod and the spray rod.

9. The spray nozzle with the protective cover according to claim 8, wherein the end of the first rod close to the second rod and the end of the second rod close to the first rod are both beveled ends, the outer wall of the first rod is provided with a first hinge portion, the outer wall of the second rod is provided with a second hinge portion, and the first hinge portion and the second hinge portion are connected through a damping rotating shaft.