Novel spray gun

Abstract

The utility model provides a novel spray gun, and relates to the technical field of spray guns. The spray gun comprises a spray gun body and a connector unit, the spray gun body comprises a spray gun handle, a containing cavity is formed in the spray gun handle, the connector unit comprises a fixed assembly, a filtering assembly and a movable connector assembly, the fixed assembly is connected with the spray gun handle, and one end of the fixed assembly extends into the containing cavity; the filtering assembly is connected to the fixing assembly and located in the containing cavity, one end of the movable connector assembly extends into the fixing assembly and is rotationally connected with the fixing assembly, and the other end of the movable connector assembly is connected with an external connecting pipe. Most structures of the joint unit are centrally arranged in the accommodating cavity, so that the internal space of the handle of the spray gun is effectively utilized, the structural form of the joint is simplified, the probability of medicament leakage is reduced, the volume is greatly reduced, the occupied space is reduced, the novel spray gun is convenient to carry and use by a user, and the basic functions of the novel spray gun are enriched; the practicability is higher.

Description

TECHNICAL FIELD

[0001] The utility model relates to a spray gun technical field especially is related to a novel spray gun. BACKGROUND

[0002] In the agricultural production process, often need to use spray gun to carry out the spraying operation of agricultural chemicals. The spray gun is usually connected with the structure storing the chemicals by a connecting pipe. During use, the connecting pipe is easy to knot, and the spray opening is also easy to be blocked, affecting the use effect.

[0003] In order to solve the above problems, part of the spray gun increases the external movable joint, and also increases the external filtering equipment, which connects the above structures in sequence. Although it can solve the problem of knotting, the overall structure is very complex, occupies a lot of space, and is very inconvenient for users to carry and use. In addition, the above structure will produce more connection, which is easy to increase the probability of chemical leakage. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a novel spray gun to solve the technical problems existing in the prior art. The preferred technical scheme in the many technical schemes provided by the utility model can produce many technical effects, which are described in detail below.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A novel spray gun, comprising a spray gun body and a connector unit, the spray gun body comprises a spray gun handle, the inside of the spray gun handle forms a containing cavity, the connector unit comprises a fixed component, a filter component and a movable joint component, the fixed component is connected with the spray gun handle and one end thereof extends into the inside of the containing cavity, the filter component is connected on the fixed component and located in the inside of the containing cavity, one end of the movable joint component extends into the inside of the fixed component and is rotationally connected with the fixed component, the other end of the movable joint component is connected with an external connecting pipe.

[0007] Preferably, the fixed component comprises an outer fixed seat and an inner fixed seat, one end of the inner fixed seat is connected with the filter component and the other end thereof extends into the inside of the outer fixed seat and is detachably connected with the outer fixed seat, the outer fixed seat is detachably connected with the spray gun handle.

[0008] Preferably, the outer side of the outer fixed seat is provided with external threads, the inner side of the spray gun handle is provided with internal threads, and the outer fixed seat is threadedly connected with the spray gun handle.

[0009] Preferably, the filtering assembly comprises a water spraying fixture and a filter screen, one end of the water spraying fixture is detachably connected with the inner fixing base, the filter screen is located outside the water spraying fixture, one end of the filter screen is detachably connected with the water spraying fixture and the other end of the filter screen is in abutment with the inner fixing base.

[0010] Preferably, the water spraying fixture comprises a cap, a water spraying pipe and a connecting part connected in sequence, one end of the filter screen is sleeved on the cap, the connecting part is detachably connected with the inner fixing base, and the water spraying pipe is provided with a plurality of water spraying holes along the length direction.

[0011] Preferably, the outer side of the water spraying pipe is provided with a plurality of support ring plates along the length direction, and the support ring plates are in contact with the inner side of the filter screen.

[0012] Preferably, the movable joint assembly comprises a movable connecting pipe, a movable connecting head and a rotation auxiliary part, the movable connecting pipe is rotationally connected with the outer fixing base through the rotation auxiliary part, the movable connecting head is connected with the movable connecting pipe, and the movable connecting head is connected with the external connecting pipe.

[0013] Preferably, the rotation auxiliary part comprises steel balls and stainless steel protective sheets, a plurality of the steel balls are arranged in a circle and located between the movable connecting pipe and the outer fixing base, the steel balls can be in frictional contact with the movable connecting pipe and the outer fixing base, and two stainless steel protective sheets are sleeved on the outer side of the movable connecting pipe and located on the inner side of the outer fixing base, and the two stainless steel protective sheets are respectively located on the two sides of the steel balls along the axial direction.

[0014] Preferably, the outer side of the movable connecting pipe is provided with external threads, the inner side of the movable connecting head is provided with internal threads, and the movable connecting pipe is threadedly connected with the movable connecting head.

[0015] The utility model discloses a novel spray gun, which comprises a handle, a fixed assembly, a filtering assembly and a movable joint assembly. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below only constitute some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor based on these drawings.

[0017] Figure 1 The structural diagram of the present application;

[0018] Figure 2 The structural diagram of the joint unit of the present application;

[0019] Figure 3 The detailed structural diagram of the water spraying fixing part of the present application;

[0020] Figure 4 The detailed structural diagram of the movable joint assembly of the present application;

[0021] In the figure, 1, the spray gun body; 11, the spray gun handle;

[0022] 2, the joint unit; 21, the fixed assembly; 211, the outer fixed seat; 212, the inner fixed seat; 22, the filter assembly; 221, the water spraying fixing part; 2211, the end cap; 2212, the water spraying pipe; 2213, the connecting part; 2214, the water spraying hole; 2215, the support ring plate; 222, the filter screen; 23, the movable joint assembly; 231, the movable connecting pipe; 232, the movable connecting head; 233, the rotation auxiliary part; 2331, the steel ball; 2332, the stainless steel protective sheet. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the present application more clear, the technical scheme of the present application will be described in detail below. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0024] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "lateral", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side" and the like is based on the drawings, and the orientation or positional relationship is changed when the drawings are turned over or viewed from different directions. Figure 1The shown orientation or position relationship is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0025] In the description of the utility model, it also needs to be explained that, unless there is explicit provision and limitation, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] Referring to Figures 1 to 4 The utility model provides a novel spray gun, including spray gun body 1 and joint unit 2,

[0027] The overall structure of spray gun body 1 is conventional prior art, and spray gun body 1 includes spray gun handle 11, and the inside of spray gun handle 11 forms a containing cavity;

[0028] Joint unit 2 includes fixed assembly 21, filter assembly 22 and movable joint assembly 23, fixed assembly 21 is connected with spray gun handle 11 and one end thereof extends into the inside of containing cavity;

[0029] Filter assembly 22 is connected on fixed assembly 21 and is located in the inside of containing cavity;

[0030] One end of movable joint assembly 23 extends into the inside of fixed assembly 21 and is rotatably connected with fixed assembly 21, and the other end of movable joint assembly 23 is connected with external connecting pipe;

[0031] The medicament transported by external connecting pipe can flow into filter assembly 22 in turn through movable joint assembly 23, flow into the inside of containing cavity after being filtered by filter assembly 22, and assist the normal use of spray gun body 1, movable joint assembly 23 can drive external connecting pipe to rotate synchronously, realize the relative rotation of fixed assembly 21, and equivalently realize the relative rotation of spray gun body 1.

[0032] The fixing assembly 21 adopts the setting mode of embedding part of the structure, the filtering assembly 22 adopts the setting mode of embedding completely, and the movable joint assembly 23 adopts the setting mode of embedding part of the structure. Through the above setting modes, most of the structure of the joint unit 2 is embedded in the inside of the accommodating cavity, the internal space of the spray gun handle 11 is effectively utilized, the structure form of the joint is simplified, the probability of drug leakage is reduced, the volume is greatly reduced, the occupied space is reduced, the carrying and use of the user are facilitated, the basic functions of the new spray gun are enriched, and the new spray gun is more practical.

[0033] As an optional implementation, the fixing assembly 21 comprises an outer fixing seat 211 and an inner fixing seat 212.

[0034] One end of the inner fixing seat 212 is connected with the filtering assembly 22, and the other end thereof extends into the inside of the outer fixing seat 211 and is detachably connected with the outer fixing seat 211. Preferably, the connection is a threaded connection, so that the connection is firm and easy to disassemble. The inner fixing seat 212 is completely located in the inside of the accommodating cavity.

[0035] The outer fixing seat 211 is detachably connected with the spray gun handle 11. Preferably, an outer thread is arranged on the outside of the outer fixing seat 211, and an inner thread is arranged on the inside of the spray gun handle 11. The outer fixing seat 211 is threadedly connected with the spray gun handle 11. The threaded connection can keep firm connection during connection and is easy to disassemble.

[0036] As an optional implementation, the filtering assembly 22 comprises a water spraying fixing part 221 and a filter screen 222. One end of the water spraying fixing part 221 is detachably connected with the inner fixing seat 212. The filter screen 222 is located on the outside of the water spraying fixing part 221. One end of the filter screen 222 is detachably connected with the water spraying fixing part 221, and the other end thereof is in abutment with the inner fixing seat 212. Preferably, the filter screen 222 has a ring-shaped structure.

[0037] In the specific setting, the water spraying fixing part 221 comprises an end cap 2211, a water spraying pipe 2212 and a connecting part 2213 connected in sequence. Preferably, the end cap 2211, the water spraying pipe 2212 and the connecting part 2213 are integrally connected, so as to improve the structural strength.

[0038] One end of the filter screen 222 is sleeved on the end cap 2211. The connecting part 2213 is detachably connected with the inner fixing seat 212. Preferably, the connection is a threaded connection, so as to be easy to disassemble. During the installation and disassembly of the filter screen 222, the connection between the connecting part 2213 and the inner fixing seat 212 needs to be released, and then the connection between the filter screen 222 and the end cap 2211 can be released, so that the filter screen 222 can be taken off from the water spraying fixing part 221, which is very convenient.

[0039] The water spraying pipe 2212 is provided with a plurality of water spraying holes 2214 along the length direction, so that the water spraying area is increased, and the filtering effect per unit time is improved. In addition to the length direction, a plurality of water spraying holes 2214 can also be provided along the circumferential direction according to actual use requirements.

[0040] In addition, the outer side of the water spraying pipe 2212 is provided with a plurality of support ring plates 2215 along the length direction. The support ring plates 2215 are preferably arranged alternately with the water spraying holes 2214. The support ring plates 2215 are in contact with the inner side of the filter screen 222, so that the filter screen 222 can be supported, and the shape of the filter screen 222 can be maintained for a long time, and the change of the structure and shape of the filter screen 222 caused by the impact of water flow during use is reduced.

[0041] As an optional embodiment, the movable joint assembly 23 comprises a movable connecting pipe 231, a movable connecting head 232 and a rotation auxiliary part 233.

[0042] The rotation auxiliary part 233 comprises steel balls 2331 and stainless steel protective sheets 2332. A plurality of steel balls 2331 are arranged in a circle and located between the movable connecting pipe 231 and the outer fixed seat 211. The steel balls 2331 can be in frictional contact with the movable connecting pipe 231 and the outer fixed seat 211. Therefore, the movable connecting pipe 231 can rotate relative to the outer fixed seat 211 through the steel balls 2331.

[0043] The two stainless steel protective sheets 2332 are sleeved on the outer side of the movable connecting pipe 231 and located on the inner side of the outer fixed seat 211. There are gaps between the stainless steel protective sheets 2332 and the movable connecting pipe 231 and the outer fixed seat 211, so that the stainless steel protective sheets 2332 can rotate with the movable connecting pipe 231 or not. The two stainless steel protective sheets 2332 are located on the two sides of the steel balls 2331 along the axial direction.

[0044] By arranging the stainless steel protective sheets 2332, the abrasion of the outer fixed seat 211 and the movable connecting pipe 231 caused by the steel balls under the influence of gravity after long-term rotation can be reduced, and the service life is prolonged.

[0045] The movable connecting head 232 is connected with the movable connecting pipe 231. The connection is preferably detachable. Further, the outer side of the movable connecting pipe 231 is provided with external threads, and the inner side of the movable connecting head 232 is provided with internal threads. The movable connecting pipe 231 and the movable connecting head 232 are screwed, so that they can rotate synchronously when connected.

[0046] The movable connecting head 232 is connected with the external connecting pipe. The connection is also preferably a threaded connection, so that the disassembly and assembly of the two are more convenient and fast.

[0047] The above merely illustrates the specific implementation manners of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of the changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A new type of spray gun characterized in that, The utility model provides a spray gun, which comprises a spray gun body (1) and a joint unit (2), the spray gun body (1) comprises a spray gun handle (11), the inside of the spray gun handle (11) forms a containing cavity, the joint unit (2) comprises a fixed assembly (21), a filter assembly (22) and a movable joint assembly (23), the fixed assembly (21) is connected with the spray gun handle (11) and one end thereof extends into the containing cavity, the filter assembly (22) is connected on the fixed assembly (21) and located in the containing cavity, one end of the movable joint assembly (23) extends into the fixed assembly (21) and is rotatably connected with the fixed assembly (21), and the other end of the movable joint assembly (23) is connected with an external connecting pipe.

2. The novel lance according to claim 1, characterized in that The fixed assembly (21) comprises an outer fixed seat (211) and an inner fixed seat (212), one end of the inner fixed seat (212) is connected with the filter assembly (22) and the other end thereof extends into the inner part of the outer fixed seat (211) and is detachably connected with the outer fixed seat (211), and the outer fixed seat (211) is detachably connected with the spray gun handle (11).

3. The novel lance according to claim 2, characterized in that The outer side of the outer fixed seat (211) is provided with external threads, the inner side of the spray gun handle (11) is provided with internal threads, and the outer fixed seat (211) is threadedly connected with the spray gun handle (11).

4. The novel lance as claimed in claim 2, wherein, The filter assembly (22) comprises a water spraying fixed part (221) and a filter screen (222), one end of the water spraying fixed part (221) is detachably connected with the inner fixed seat (212), the filter screen (222) is located on the outer side of the water spraying fixed part (221), one end of the filter screen (222) is detachably connected with the water spraying fixed part (221) and the other end thereof abuts against the inner fixed seat (212).

5. The novel lance according to claim 4, characterized in that The water spraying fixed part (221) comprises an end cap (2211), a water spraying pipe (2212) and a connecting part (2213) connected in sequence, one end of the filter screen (222) is sleeved on the end cap (2211), the connecting part (2213) is detachably connected with the inner fixed seat (212), and the water spraying pipe (2212) is provided with a plurality of water spraying holes (2214) along the length direction.

6. The novel lance according to claim 5, characterized in that The outer side of the water spraying pipe (2212) is provided with a plurality of supporting ring plates (2215) along the length direction, and the supporting ring plates (2215) are in contact with the inner side of the filter screen (222).

7. The novel lance as claimed in claim 2, wherein, The movable joint assembly (23) comprises a movable connecting pipe (231), a movable connecting head (232) and a rotating auxiliary part (233), the movable connecting pipe (231) is rotatably connected with the outer fixed seat (211) through the rotating auxiliary part (233), the movable connecting head (232) is connected with the movable connecting pipe (231), and the movable connecting head (232) is connected with the external connecting pipe.

8. The novel lance according to claim 7, characterized in that The rotation auxiliary part (233) comprises steel balls (2331) and stainless steel protective sheets (2332), a plurality of the steel balls (2331) are arranged in a circle and located between the movable connecting pipe (231) and the outer fixing base (211), the steel balls (2331) can be in frictional contact with the movable connecting pipe (231) and the outer fixing base (211), two stainless steel protective sheets (2332) are sleeved on the outer side of the movable connecting pipe (231) and located on the inner side of the outer fixing base (211), and the two stainless steel protective sheets (2332) are respectively located on the two sides of the steel balls (2331) in the axial direction.

9. The novel lance as claimed in claim 7, wherein, The outer side of the movable connecting pipe (231) is provided with external threads, the inner side of the movable connecting head (232) is provided with internal threads, and the movable connecting pipe (231) and the movable connecting head (232) are threadedly connected.

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