Hanging sprayer for greenhouse

Abstract

The utility model relates to the technical field of greenhouse irrigation equipment, in particular to a suspended sprayer for a greenhouse. According to the technical scheme, the suspended sprayer comprises a suspended sprayer body and a spray head arranged at the bottom end of the suspended sprayer body, and further comprises an elastic rubber ring fixedly connected into the spray head; and the adjusting mechanism is arranged in the spray head to increase or decrease the inner diameter of the elastic rubber ring. According to the utility model, the sprayer, the elastic rubber ring, the adjusting mechanism, the locking mechanism and other structures are matched, different crops have different water requirements, and accurate irrigation can be carried out according to growth stages and requirements of the crops by adjusting the spraying amount of the sprayer, so that excessive or insufficient water supply is avoided, and water resources are saved. Meanwhile, different crops have different requirements on humidity, the adjustment of the spraying amount can ensure that the crops grow in a proper humidity environment, and the problems of diseases and poor growth caused by over-humidity or over-dryness are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a greenhouse irrigation equipment technical field especially relates to a kind of greenhouse hanging sprayer. BACKGROUND

[0002] The current greenhouse is irrigated to plant, in order to ensure that water is evenly sprayed on plant, while ensuring that each plant can get appropriate moisture, usually need to use hanging sprayer. In the prior art, the size of water mist sprayed by hanging sprayer is usually fixed, but the crops planted in greenhouse are different, some crops need smaller droplets to better cover the leaf surface, while some other crops need larger droplets to avoid excessive wetting, so the fixed droplet size cannot adapt to different application scenarios and crop requirements. SUMMARY

[0003] The utility model aims at the prior art, the size of water mist sprayed by hanging sprayer is usually fixed, but the crops planted in greenhouse are different, some crops need smaller droplets to better cover the leaf surface, while some other crops need larger droplets to avoid excessive wetting, so the fixed droplet size cannot adapt to different application scenarios and crop requirements, and proposes a kind of greenhouse hanging sprayer.

[0004] The utility model discloses a technical scheme: a kind of greenhouse hanging sprayer, including hanging sprayer body and the spray head being set at the bottom of hanging sprayer body, further comprising: fixedly connected in the elastic rubber ring of spray head;Adjusting mechanism is set in the spray head so that the inner diameter of elastic rubber ring becomes larger or smaller;Locking mechanism is installed on the spray head for fixing the inner diameter size of adjusted spray head.

[0005] Optionally, the adjusting mechanism includes a rotating groove opened in the spray head, an annular internal gear is movably connected inside the rotating groove, a plurality of sliding grooves are arranged in a circumferential array inside the spray head, a rack is slidably connected inside the sliding groove, and a plurality of gear grooves are opened in the spray head and correspond to the sliding grooves, one of the gear grooves is communicated with the rotating groove, a first gear is rotatably connected in one of the gear grooves, another gear groove is communicated with the corresponding sliding groove, a second gear is rotatably connected in another gear groove and is meshed with the first gear, and the second gear is meshed with the rack.

[0006] Optionally, the adjusting mechanism further includes a plurality of retracting grooves opened in the spray head and communicated with the corresponding sliding grooves, a pushing block is fixedly connected to one end of the retracting groove inserted into the spray head, and the upper surface of the pushing block is fixedly connected with the lower surface of the elastic rubber ring.

[0007] Optionally, the locking mechanism comprises an adjusting sliding groove communicated with the rotating groove and arranged on the outer wall of the nozzle, and a screw rod is slidably connected in the adjusting sliding groove and fixedly connected with the ring-shaped internal gear.

[0008] Optionally, one end of the screw resisting sleeve close to the outer wall of the nozzle is further fixedly connected with a rubber pad.

[0009] Optionally, the outer wall of the screw resisting sleeve is fixedly connected with a pair of handles.

[0010] Optionally, one end of the screw rod away from the ring-shaped internal gear is fixedly connected with a spherical clamping block for preventing the screw resisting sleeve from being pulled out.

[0011] In summary, the present application has at least one of the following beneficial technical effects:

[0012] The present application utilizes the cooperation of the nozzle, the elastic rubber ring, the adjusting mechanism and the locking mechanism, and different crops have different water requirements, so that the spray amount of the sprayer can be adjusted, and accurate irrigation can be performed according to the growth stage and needs of the crops, so as to avoid excessive or insufficient water supply and save water resources. At the same time, different crops also have different humidity requirements, and the adjustment of the spray amount can ensure that the crops grow in a suitable humidity environment, and reduce the problems of diseases and poor growth caused by excessive humidity or dryness. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 A structure diagram of the greenhouse hanging sprayer is shown;

[0014] Figure 2 For Figure 1 A sectional view of the nozzle;

[0015] Figure 3 For Figure 2 An enlarged schematic view of A.

[0016] Reference signs: 1, hanging sprayer body; 2, nozzle; 21, rotating groove; 22, ring-shaped internal gear; 23, sliding groove; 24, rack; 25, retracting groove; 26, pushing block; 27, gear groove; 28, first gear; 29, second gear; 3, elastic rubber ring; 4, adjusting sliding groove; 41, screw rod; 42, screw resisting sleeve; 43, handle; 44, spherical clamping block; 45, rubber pad. DETAILED DESCRIPTION

[0017] The technical solutions of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments.

[0018] The components of the embodiments of the present application described and shown herein can be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the application, but merely represents selected embodiments of the application.

[0019] All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present application without creative labor shall fall within the scope of protection of the present application.

[0020] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] It should be noted that the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. In this specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0022] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0023] Embodiments

[0024] As Figures 1 to 3As shown, the utility model provides a kind of greenhouse hanging sprayer, including hanging sprayer body 1 and the spray head 2 of setting at the bottom end of hanging sprayer body 1, still include: fixedly connected in spray head 2 elastic rubber ring 3, the inner wall of elastic rubber ring 3 is fixedly connected with the outer wall of spray head 2, and it is to ensure that the outer diameter between elastic rubber ring 3 and the inner wall of spray head 2 is sealed connection.Elastic rubber ring 3 inner diameter reaches minimum time, rack 24 is unable to come out from sliding groove 23 at this time, and rack 24 is also meshed connection with corresponding second gear 29, to avoid that rack 24 cannot be normally used;Adjusting mechanism, setting in spray head 2 makes the inner diameter of elastic rubber ring 3 larger or smaller, so that spray head 2 can be adjusted to the amount of spray not too much or too little according to the type of crop, and appropriate spray can help control humidity in greenhouse, reduce the environment of disease and pest breeding, help crop healthy growth, reduce pesticide use, to improve the quality and yield of crop;Locking mechanism for fixing the inner diameter size of adjusted spray head 2 is installed on spray head 2, and locking mechanism can ensure that adjusting mechanism does not change due to external force, vibration or other factors after change.

[0025] Further, adjusting mechanism includes rotary groove 21 opened in spray head 2, annular internal gear 22 is movably connected in rotary groove 21, annular internal gear 22 is a kind of annular gear with internal gear, and it is different from ordinary external gear, and its tooth surface is located on the inner side of gear, instead of the outer side.Multiple sliding grooves 23 in circumferential array distribution are opened in the inside of spray head 2, rack 24 is slidably connected in the inside of sliding groove 23, and multiple pairs of gear grooves 27 are also opened in the inside of spray head 2, and are communicated with each other and correspond to sliding groove 23, one of gear grooves 27 is communicated with rotary groove 21, and first gear 28 is also rotatably connected in one of gear grooves 27, and the other gear groove 27 is communicated with corresponding sliding groove 23, and second gear 29, which is meshed with first gear 28, is also rotatably connected in the other gear groove 27, and second gear 29 is meshed with rack 24.

[0026] Among them, adjusting mechanism also includes multiple retracting grooves 25 opened in spray head 2 and communicated with corresponding sliding groove 23, retracting groove 25 is so that push block 26 is clamped in, and the inner diameter of elastic rubber ring 3 reaches maximum size at this time.Retracting groove 25 is fixedly connected with push block 26 clamped in retracting groove 25 at one end inserted into spray head 2, and push block 26 drives the inner diameter of elastic rubber ring 3 to expand or shrink, so that more or less water passes through from spray head 2.The upper surface of push block 26 is fixedly connected with the lower surface of elastic rubber ring 3.

[0027] Further, the locking mechanism comprises an adjusting sliding groove 4 which is provided on the outside of the nozzle 2 and communicates with the rotating groove 21, the inside of the adjusting sliding groove 4 is slidably connected with a screw rod 41 which is fixedly connected with the annular internal gear 22, the end of the screw rod 41 away from the annular internal gear 22 is fixedly connected with a spherical clamping block 44 which avoids the screw rod 41 from being taken out, the screw rod 41 is screwedly sleeved with a screw rod sleeve 42 which abuts against the outer wall of the nozzle 2, the end of the screw rod sleeve 42 close to the outer wall of the nozzle 2 is further fixedly connected with a rubber pad 45, the rubber pad 45 is used to generate a large friction force between the rubber pad 45 and the outer wall of the nozzle 2 when the screw rod sleeve 42 abuts against the outer wall of the nozzle 2, so that the screw rod sleeve 42 is avoided from sliding on the outer wall of the nozzle 2, the outer wall of the screw rod sleeve 42 is fixedly connected with a pair of handles 43, the handles 43 are used to increase the friction force when the hands rotate the screw rod sleeve 42, so that the hands rotate the screw rod sleeve 42 more time-saving and labor-saving.

[0028] In the embodiment, when the greenhouse is hung with the sprayer, it is needed to adjust the water mist sprayed from the nozzle 2 to be large or small, as shown in the adjusting sliding groove 4, the screw rod 41 is slid, the end of the screw rod 41 drives the annular internal gear 22 to rotate in the rotating groove 21. Figure 1 Since the annular internal gear 22 is meshingly connected with the first gear 28, the second gear 29 and the rack 24 in sequence, the annular internal gear 22 drives the first gear 28 and the second gear 29 to rotate in sequence, the rotating second gear 29 drives the rack 24 to slide in the sliding groove 23, the end of the rack 24 drives the corresponding push block 26 to move, each push block 26 drives the elastic rubber ring 3 to move in the same direction, further, the inner diameter of the elastic rubber ring 3 is enlarged or reduced in the nozzle 2, so that the water mist sprayed from the nozzle 2 is enlarged or reduced, which is fast and easy to operate, when the adjustment is completed, the handles 43 are manually pinched and rotated, the handles 43 drive the screw rod sleeve 42 to rotate, since the screw rod sleeve 42 is screwedly connected with the screw rod 41, the screw rod sleeve 42 drives the rubber pad 45 to abut against the outer wall of the nozzle 2, finally, the adjusted annular internal gear 22 cannot rotate in the rotating groove 21, so that the adjusting mechanism cannot be randomly changed after the adjustment.

[0029] The preferred embodiments of the above utility model are only used for helping to describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific implementation. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents.

Claims

1. A greenhouse hanging sprayer comprising a hanging sprayer body (1) and a spray head (2) arranged at the bottom end of the hanging sprayer body (1), characterized in that, Also include: Fixedly connected in the nozzle (2) of the elastic rubber ring (3); Adjusting mechanism, set in the nozzle (2) to make the inner diameter of the elastic rubber ring (3) larger or smaller; The locking mechanism is installed on the nozzle (2) for fixing the inner diameter of the adjusted nozzle (2). The adjusting mechanism comprises a rotating groove (21) opened in the nozzle (2), the inside of the rotating groove (21) is movably connected with an annular internal gear (22), the inside of the nozzle (2) is provided with a plurality of sliding grooves (23) arranged in a circular array, the inside of the sliding groove (23) is slidably connected with a rack (24), the inside of the nozzle (2) is also provided with a plurality of pairs of gear grooves (27) which are communicated with each other and correspond to the sliding groove (23), one of the gear grooves (27) is communicated with the rotating groove (21), and one of the gear grooves (27) is also rotatably connected with a first gear (28) in the gear groove (27), the other gear groove (27) is communicated with the corresponding sliding groove (23), and the other gear groove (27) is also rotatably connected with a second gear (29) engaged with the first gear (28) in the gear groove (27), the second gear (29) is engaged with the rack (24); The adjusting mechanism further comprises a plurality of retracting grooves (25) opened in the nozzle (2) and communicated with the corresponding sliding grooves (23), one end of the retracting groove (25) inserted into the nozzle (2) is fixedly connected with a push block (26) inserted into the retracting groove (25), the upper surface of the push block (26) is fixedly connected with the lower surface of the elastic rubber ring (3).

2. The greenhouse hanging sprayer according to claim 1, characterized in that, The locking mechanism comprises an adjusting sliding groove (4) opened in the outside of the nozzle (2) and communicated with the rotating groove (21), the inside of the adjusting sliding groove (4) is slidably connected with a screw rod (41) fixedly connected with the annular internal gear (22), the screw rod (41) is spirally sleeved with a screw abutting sleeve (42) abutting against the outer wall of the nozzle (2).

3. The greenhouse hanging sprayer according to claim 2, characterized in that, The end of the screw abutting sleeve (42) close to the outer wall of the nozzle (2) is also fixedly connected with a rubber pad (45).

4. The greenhouse hanging sprayer according to claim 2, characterized in that, The outer wall of the screw abutting sleeve (42) is fixedly connected with a pair of handles (43).

5. The greenhouse hanging sprayer according to claim 2, characterized in that, The end of the screw rod (41) away from the annular internal gear (22) is fixedly connected with a spherical clamping block (44) to prevent the screw abutting sleeve (42) from coming out.

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