Assembly sealing structure of garden sprinkler head

Abstract

The utility model relates to the field of garden irrigation, and discloses an assembly sealing structure of a garden sprinkler head, which comprises an output disc, the top end of the output disc is fixedly connected with a connecting pipe, the outer wall of the connecting pipe is inserted with an insertion pipe, the inner wall of the insertion pipe is provided with a sealing mechanism, the outer wall of the connecting pipe is fixedly connected with a rubber ring, and the rubber ring is fixedly connected with the output disc. A fixing disc is fixedly connected to the outer wall of the connecting pipe, a spray head is arranged at the top end of the inserting pipe, a protection assembly is arranged on the inner wall of the spray head, and the sealing mechanism comprises a sealing gasket. According to the utility model, the insertion pipe and the connecting pipe are assembled to enable the rubber ring, the sealing gasket and the insertion pipe to be in contact with the fixed disc in a multi-layer sealing mode, so that the sealing performance of all parts after connection is effectively guaranteed, the leakage condition is avoided, and finally, the bolts are used for connection and fixation, so that the whole connection is stable and reliable; the garden sprinkler head is ensured to perform spraying operation normally and stably in the using process.

Description

Technical Field

[0001] This utility model relates to the field of garden irrigation, and in particular to an assembly and sealing structure for a garden sprinkler head. Background Technology

[0002] The core purpose of garden irrigation is to ensure the healthy growth of garden plants and maintain a good landscape effect. They have different water requirements. Irrigation can replenish the water lost by plants during growth due to transpiration and natural evaporation of soil moisture, ensuring that plants can carry out normal physiological activities such as photosynthesis and nutrient absorption under suitable water conditions. Sprinklers are indispensable in the irrigation process.

[0003] The existing technology has the following drawbacks: the assembly structure of most garden sprinkler heads adopts a relatively simple sealing method with a limited number of sealing layers, which is difficult to meet the sealing requirements under complex working conditions. As a result, leakage is prone to occur under conditions such as long-term use or water pressure fluctuations. Moreover, the protection measures for the water outlet of the sprinkler head are often not perfect, and some lack effective shielding devices. Even if there are relevant protective designs, they are relatively cumbersome to operate, making it inconvenient for staff to quickly perform protection and remove protection, which affects the overall practicality and ease of use of the sprinkler head. Therefore, an assembly and sealing structure for garden sprinkler heads is proposed to solve the above problems. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides an assembly and sealing structure for garden sprinkler heads, aiming to improve the problem that simple sealing of some garden sprinkler heads in the prior art easily leads to leakage.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: an assembly and sealing structure for a garden sprinkler head, comprising an output disc, a connecting pipe fixedly connected to the top of the output disc, an insert pipe inserted into the outer wall of the connecting pipe, a sealing mechanism provided on the inner wall of the insert pipe, a rubber ring fixedly connected to the outer wall of the connecting pipe, a fixing disc fixedly connected to the outer wall of the connecting pipe, a nozzle provided at the top of the insert pipe, and a protective component provided on the inner wall of the nozzle;

[0006] The sealing mechanism includes a sealing gasket, which is slidably connected to the inner wall of the cannula, and the top end of the sealing gasket is elastically connected to the cannula via a return spring.

[0007] As a further description of the above technical solution:

[0008] The protective assembly includes a rotating shaft that is rotatably connected to the inner wall of the nozzle. A baffle plate is fixedly connected to the outer wall of the rotating shaft, and an L-shaped block is elastically connected to the inner wall of the right end of the rotating shaft via a positioning spring.

[0009] As a further description of the above technical solutions:

[0010] The right end inner wall of the rotating shaft is fixedly connected with one end of the positioning spring, and the other end of the positioning spring is fixedly connected with the right end of the L-shaped block.

[0011] As a further description of the above technical solutions:

[0012] The L-shaped block is connected with the inner wall of the rotating shaft in a penetrating and sliding manner.

[0013] As a further description of the above technical solutions:

[0014] The L-shaped block is inserted into the inner wall of the spray head.

[0015] As a further description of the above technical solutions:

[0016] The bottom end of the shielding plate is in contact with the top end of the spray head.

[0017] As a further description of the above technical solutions:

[0018] The top end of the sealing gasket is fixedly connected with one end of the reset spring, and the other end of the reset spring is fixedly connected with the top end inner wall of the cannula.

[0019] As a further description of the above technical solutions:

[0020] The bottom end of the sealing gasket is in contact with the top end of the fixed disc, the bottom end of the cannula is in contact with the top end of the fixed disc, and the top end of the fixed disc is inserted into the inner wall of the cannula.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] 1. In the utility model, the rubber ring, the sealing gasket, and the cannula and the fixed disc are indirectly contacted through the assembly of the cannula and the connecting pipe, which effectively guarantees the sealing performance of the connected parts, avoids leakage, and finally uses the bolts for connection and fixation, so that the whole connection is stable and reliable, and the garden spray head can normally and stably perform the spraying operation in the use process.

[0023] 2. In the utility model, the L-shaped block, the positioning spring, the rotating shaft, and the shielding plate are cooperated, so that the shielding plate can be conveniently rotated to shield the water outlet points of the spray head, dust is prevented from blocking the water outlet points, the use performance of the spray head is maintained, the cleaning and maintenance work due to the blockage is reduced, and the convenience and service life of the spray head are improved. DRAWINGS

[0024] Figure 1 The utility model provides an output disc whole three-dimensional schematic view of the assembly sealing structure of the garden spray head.

[0025] Figure 2 The connecting pipe and the insertion pipe of the assembled sealing structure of the garden spraying head are shown in the exploded view;

[0026] Figure 3 The insertion pipe of the assembled sealing structure of the garden spraying head is shown in the overall cross-sectional view;

[0027] Figure 4 The connecting pipe and the insertion pipe of the assembled sealing structure of the garden spraying head are shown in the exploded view;

[0028] Figure 5 The nozzle and the rotating shaft of the assembled sealing structure of the garden spraying head are shown in the exploded cross-sectional view;

[0029] Figure 6 The rotating shaft of the assembled sealing structure of the garden spraying head is shown in the overall cross-sectional view.

[0030] Legend:

[0031] 1, output disc; 2, connecting pipe; 3, insertion pipe; 4, reset spring; 5, sealing gasket; 6, rubber ring; 7, fixed disc; 8, nozzle; 9, rotating shaft; 10, shielding plate; 11, positioning spring; 12, L block. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0033] Reference Figures 1-3The utility model provides a kind of assembled sealing structure of garden sprinkler head, including output disc 1, output disc 1 is connected by pipeline, water can enter connecting pipe 2, cannula 3 and the place of spray head 8 by output disc 1, the top end of output disc 1 is fixedly connected with connecting pipe 2, the outer wall of connecting pipe 2 is inserted with cannula 3, the inner wall of cannula 3 is same with the shape of connecting pipe 2, can satisfy that cannula 3 is inserted in connecting pipe 2, the inner wall of cannula 3 is provided with sealing mechanism, there is L plate on cannula 3, and fixed disc 7 has threaded hole, cannula 3 and fixed disc 7 can be connected by the mode of bolt, the outer wall of connecting pipe 2 is fixedly connected with rubber ring 6, there is gas in rubber ring 6, can make rubber ring 6 contact in the inner wall of cannula 3 and play preliminary sealing, the outer wall of connecting pipe 2 is fixedly connected with fixed disc 7, the shadow part of fixed disc 7 is made of rubber material, the top end of cannula 3 is provided with spray head 8, spray head 8 can spray water, can be irrigated to garden plant, the inner wall of spray head 8 is provided with protection assembly.

[0034] Sealing mechanism includes sealing gasket 5, sealing gasket 5 is slidably connected on the inner wall of cannula 3, the slot corresponding to sealing gasket 5 is formed in cannula 3, so that sealing gasket 5 can move vertically along the slot, and the top end of sealing gasket 5 is elastically connected to cannula 3 by reset spring 4.

[0035] Referring to Figure 1 、 Figure 5 With Figure 6 , protection assembly includes rotating shaft 9, rotating shaft 9 is rotatably connected to the inner wall of spray head 8, the outer wall of rotating shaft 9 is fixedly connected with baffle 10, and the slot is formed in baffle 10, so that water in spray head 8 can be sprayed from the slot, and the slot will not affect the spraying of spray head 8, the right end inner wall of rotating shaft 9 is elastically connected with L block 12 by positioning spring 11, the right end inner wall of rotating shaft 9 is fixedly connected with one end of positioning spring 11, when L block 12 moves to the right, positioning spring 11 will be compressed, and when reset, L block 12 is reset by the elastic force of positioning spring 11, the other end of positioning spring 11 is fixedly connected with the right end of L block 12, L block 12 penetrates and is slidably connected to the inner wall of rotating shaft 9, and the slot corresponding to L block 12 is formed in rotating shaft 9, so that L block 12 can move along the slot, L block 12 is inserted into the inner wall of spray head 8, and the slot corresponding to L block 12 is formed in spray head 8, so that L block 12 can be inserted into the slot, the position of baffle 10 can be limited, and the bottom end of baffle 10 is in contact with the top end of spray head 8.

[0036] Referring to Figures 2-4The top end of the sealing gasket 5 is fixedly connected with one end of the reset spring 4, and the reset spring 4 is in a compressed state at this time, if the sealing gasket 5 does not contact the top end of the fixed disc 7, the sealing gasket 5 will be reset downward by the elastic force of the reset spring 4, the other end of the reset spring 4 is fixedly connected with the inner wall of the top end of the insertion tube 3, the bottom end of the sealing gasket 5 contacts the top end of the fixed disc 7, the sealing gasket 5 contacts the fixed disc 7 to form a second layer of sealing, the bottom end of the insertion tube 3 contacts the top end of the fixed disc 7, and the insertion tube 3 contacts the fixed disc 7 to form the last layer of sealing, and the top end of the fixed disc 7 is inserted into the inner wall of the insertion tube 3.

[0037] Working principle: when the entire insertion tube 3 is assembled and sealed with the connecting pipe 2, the insertion tube 3 is only required to be on the outer wall of the connecting pipe 2, so that the rubber ring 6 is coincided with the inner wall groove of the insertion tube 3, and the rubber ring 6 is filled in the inner wall groove of the insertion tube 3 to perform the first step of sealing, in the process of inserting the insertion tube 3 into the connecting pipe 2, the top end of the insertion tube 3 is inserted into the fixed disc 7, the top end of the fixed disc 7 contacts and presses the sealing gasket 5, the sealing gasket 5 moves along the inner wall of the insertion tube 3 and presses the reset spring 4, the reset spring 4 contacts the top end of the fixed disc 7 to perform the second step of sealing, and the bottom end of the insertion tube 3 contacts the top end of the fixed disc 7 to perform the last step of sealing, so that the multi-layer sealing can guarantee that the spray head does not leak after being connected, and finally the insertion tube 3 is connected and fixed with the fixed disc 7 by means of a bolt.

[0038] When the spray head 8 is not used, the L-shaped block 12 can be moved to the right and the positioning spring 11 is compressed, so that the L-shaped block 12 is separated from the inner wall groove of the spray head 8, then the shaft 9 is rotated in the positive direction and the reverse direction, and the blocking plate 10 is rotated, so that the groove of the blocking plate 10 is separated from the water outlet point of the spray head 8, the bottom end of the blocking plate 10 blocks the water outlet point, and dust is prevented from blocking the multiple water outlet points, when the L-shaped block 12 is coincided with the corresponding groove, the L-shaped block 12 is loosened, and the L-shaped block 12 is reset by the reverse elastic force of the positioning spring 11, so that the L-shaped block 12 is inserted into the inner wall groove of the spray head 8.

[0039] Finally, it should be pointed out that the above-mentioned is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An assembled sealing structure of a garden sprayer head, comprising an output disc (1), characterized in that: The top end of the output disc (1) is fixedly connected with a connecting pipe (2), the outer wall of the connecting pipe (2) is inserted with a insertion pipe (3), the inner wall of the insertion pipe (3) is provided with a sealing mechanism, the outer wall of the connecting pipe (2) is fixedly connected with a rubber ring (6), the outer wall of the connecting pipe (2) is fixedly connected with a fixed disc (7), the top end of the insertion pipe (3) is provided with a spray head (8), the inner wall of the spray head (8) is provided with a protection assembly. The sealing mechanism comprises a sealing gasket (5), the sealing gasket (5) is slidingly connected to the inner wall of the insertion pipe (3), and the top end of the sealing gasket (5) is elastically connected to the insertion pipe (3) through a return spring (4).

2. The assembly sealing structure of a garden sprayer head according to claim 1, wherein: The protection assembly comprises a rotating shaft (9), the rotating shaft (9) is rotatably connected to the inner wall of the spray head (8), the outer wall of the rotating shaft (9) is fixedly connected with a shielding plate (10), and the right end inner wall of the rotating shaft (9) is elastically connected with an L-shaped block (12) through a positioning spring (11).

3. The assembly seal structure of a garden sprayer head according to claim 2, wherein: The right end inner wall of the rotating shaft (9) is fixedly connected with one end of the positioning spring (11), and the other end of the positioning spring (11) is fixedly connected with the right end of the L-shaped block (12).

4. The assembly sealing structure of a garden sprayer head according to claim 2, wherein: The L-shaped block (12) penetrates and is slidingly connected to the inner wall of the rotating shaft (9).

5. The assembly seal structure of a garden sprayer head according to claim 2, wherein: The L-shaped block (12) is inserted into the inner wall of the spray head (8).

6. The assembly seal structure of a garden sprayer head according to claim 2, wherein: The bottom end of the shielding plate (10) is in contact with the top end of the spray head (8).

7. The assembly seal structure of a garden sprayer head according to claim 1, wherein: The top end of the sealing gasket (5) is fixedly connected with one end of the return spring (4), and the other end of the return spring (4) is fixedly connected with the top end inner wall of the insertion pipe (3).

8. The assembly seal structure of a garden sprayer head according to claim 1, wherein: The bottom end of the sealing gasket (5) is in contact with the top end of the fixed disc (7), the bottom end of the insertion pipe (3) is in contact with the top end of the fixed disc (7), and the top end of the fixed disc (7) is inserted into the inner wall of the insertion pipe (3).

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