Gun barrel and cleaning equipment

Abstract

The utility model relates to the technical field of cleaning equipment, and discloses a gun barrel and cleaning equipment, the gun barrel comprises a first barrel body, a second barrel body, a connecting piece, a clamping piece and an unlocking piece; one end of the first pipe body in the length direction is a connecting end; the second pipe body is inserted into the first pipe body from the connecting end in a sealed mode, a plurality of clamping structures are arranged on the outer wall face of the second pipe body, and the multiple clamping structures are arranged in the length direction of the second pipe body at intervals; the connecting piece is connected to the connecting end; the clamping piece is connected with the connecting piece; the unlocking piece is connected with the connecting piece, and the unlocking piece is in separable contact with the clamping piece, so that the clamping piece is clamped on one of the clamping structures; when the unlocking piece is separated from the clamping piece, the clamping piece and the clamping structure can be unclamped, the second pipe body can move in the length direction of the second pipe body, and in other words, based on the connecting assembly formed through cooperation of the connecting piece, the clamping piece and the unlocking piece, the length of the gun barrel can be adjusted, and the structural stability is relatively good.

Description

TECHNICAL FIELD

[0001] The utility model relates to cleaning equipment technical field, in particular to a gun barrel and cleaning equipment. BACKGROUND

[0002] Cleaning equipment, such as high pressure water gun, it is a kind of equipment using gun barrel to guide high pressure water flow to be stably shot to carry out cleaning, flushing etc., in relevant technology, gun barrel is the telescopic structure of length adjustment, it is formed by the sequential plug-in shape of multiple pipe bodies, two adjacent pipe bodies are connected by connecting assembly, connecting assembly is fixedly connected by the way of compression to make two pipe bodies, after making connecting assembly loose pipe body, the length of gun barrel can be adjusted by adjusting the plug-in depth of pipe body, however, this kind of fixed mode relying on compression force, pipe body is easy to loosen under the action of high pressure water flow, and the structural stability of gun barrel is poor when operating. SUMMARY

[0003] The primary object of the utility model is to provide a gun barrel that can adjust the length and has relatively good structural stability.

[0004] In order to achieve the above object, the utility model provides a gun barrel, including first pipe body, second pipe body, connecting piece, clamping piece and unlocking piece;

[0005] One end of the first pipe body along its length direction is the connecting end;

[0006] The outer diameter of the second pipe body is less than the inner diameter of the first pipe body, the second pipe body is sealed and inserted in the first pipe body from the connecting end, the outer wall surface of the second pipe body is provided with clamping structure, the number of clamping structure is multiple, multiple clamping structure is arranged along the length direction of the second pipe body;

[0007] The connecting piece is connected on the connecting end;

[0008] The clamping piece is connected with the connecting piece;

[0009] The unlocking piece is connected with the connecting piece, and the unlocking piece and the clamping piece are separably contacted, so that the clamping piece is clamped on one of the clamping structure;

[0010] When the unlocking piece and the clamping piece are separated, the clamping piece can be released from the clamping state with the clamping structure, and the second pipe body can move along its length direction.

[0011] In one specific embodiment of the utility model, the clamping structure is a clamping groove, the clamping groove is annular, and the clamping groove is arranged around the axis of the second pipe body.

[0012] In a specific embodiment of the utility model, the clamping pieces are spherical, and the number of the clamping pieces is multiple;

[0013] The connecting piece is cylindrical, one end of the connecting piece is fixedly connected with the connecting end along the length direction of the connecting piece, the connecting piece is provided with multiple accommodating through holes, the multiple accommodating through holes are arranged around the axis of the connecting piece, and one clamping piece is movably connected in each accommodating through hole;

[0014] The unlocking piece is cylindrical, the unlocking piece is arranged on the outer circumferential side of the connecting piece, the inner wall surface of the unlocking piece is provided with a first annular protrusion, the first annular protrusion is arranged around the axis of the unlocking piece, one side of the first annular protrusion, which faces the connecting piece, is in contact with all the clamping pieces, so that the clamping pieces are clamped in the clamping grooves;

[0015] The gun barrel further comprises an elastic piece, the elastic piece is connected with the unlocking piece and the connecting piece, so that the first annular protrusion keeps in contact with the clamping piece;

[0016] Wherein, under the action of external force, the unlocking piece can move along the length direction, when the unlocking piece moves by a preset distance, the first annular protrusion is separated from the clamping piece, and the clamping piece can move to release the clamping state with the clamping groove.

[0017] In a specific embodiment of the utility model, the outer circumferential wall of the connecting piece is provided with a second annular protrusion, the second annular protrusion is arranged around the axis of the connecting piece, and the second annular protrusion is located in the unlocking piece;

[0018] The inner wall surface of the unlocking piece, the first annular protrusion and the second annular protrusion form an accommodating space, the elastic piece is arranged in the accommodating space, and the two ends of the elastic piece along the axial direction of the connecting piece are respectively in contact with the first annular protrusion and the second annular protrusion.

[0019] In a specific embodiment of the utility model, the elastic piece is a spring, and the spring is arranged on the outer circumferential side of the connecting piece.

[0020] In a specific embodiment of the utility model, the connecting piece is threadedly connected with the connecting end.

[0021] In a specific embodiment of the utility model, the gun barrel further comprises a valve and a connector, along the axial direction of the first pipe body, the valve is connected to the other end of the first pipe body relative to the connecting end, and the connector is connected to the end of the valve away from the first pipe body.

[0022] In a specific embodiment of the utility model, the barrel further comprises a filter screen, and the filter screen is arranged in one end of the valve close to the joint.

[0023] In a specific embodiment of the utility model, the barrel further comprises a spray head, and the spray head is connected to one end of the second pipe body away from the first pipe body along the axial direction of the second pipe body.

[0024] The utility model further provides a cleaning equipment comprising the barrel as above.

[0025] Compared with the prior art, the barrel and the cleaning equipment of the utility model embodiment have the beneficial effects that:

[0026] The barrel of the utility model embodiment, the connecting piece, the clamping piece and the unlocking piece cooperate to form a connecting assembly, the connecting assembly is connected with the first pipe body and the second pipe body in a clamping mode of the clamping piece and the clamping structure, and the connection stability of the first pipe body and the second pipe body is higher than that of the compression connection. When the barrel is applied to a high-pressure water gun, the first pipe body and the second pipe body are not easy to loosen under the action of high-pressure water flow, and the structural stability of the barrel is relatively good. When the barrel needs to be adjusted in length, the clamping piece is separated from the clamping structure, so that the clamping piece and the clamping structure are released from the clamping state. Thus, the second pipe body can move along the length direction thereof, and the barrel can be adjusted to a suitable length by cooperating the clamping piece with other clamping structures on the second pipe body. Thereafter, the clamping piece is clamped on the clamping structure by restoring the clamping piece and the clamping piece to the contact state, so that the first pipe body and the second pipe body are stably connected. That is, based on the connecting assembly formed by the cooperation of the connecting piece, the clamping piece and the unlocking piece, the barrel can be adjusted in length and has relatively good structural stability. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a structural diagram of the barrel of the utility model embodiment;

[0028] Figure 2 is a structural diagram of the second pipe body of the utility model embodiment;

[0029] Figure 3 is an explosion schematic diagram of the cooperation of the first pipe body, the connecting piece, the clamping piece, the unlocking piece and the elastic piece of the utility model embodiment;

[0030] Figure 4 is a structural diagram of the unlocking piece of the utility model embodiment;

[0031] Figure 5 is a structural diagram of the cooperation of the valve, the joint and the filter screen of the utility model embodiment.

[0032] In the figure, 1, first pipe body; 2, second pipe body; 201, clamping structure; 3, connecting piece; 301, containing through hole; 31, second annular protrusion; 4, clamping piece; 5, unlocking piece; 51, first annular protrusion; 6, elastic piece; 7, valve; 8, joint; 9, filter screen; 10, spray head. DETAILED DESCRIPTION

[0033] The specific embodiments of the utility model are described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but are not used to limit the scope of the utility model.

[0034] The utility model provides a kind of cleaning equipment, it includes following gun barrel, cleaning equipment is realized cleaning operation by following gun barrel output cleaning medium, cleaning equipment is like high-pressure water gun, high-pressure water gun guides high-pressure water flow steady ejection by following gun barrel to carry out cleaning, flushing etc.

[0035] As Figures 1 to 5 As shown in the figure, a gun barrel of the utility model embodiment, including first pipe body 1, second pipe body 2, connecting piece 3, clamping piece 4 and unlocking piece 5;First pipe body 1 is connected end along its length direction one end;The outer diameter of second pipe body 2 is less than the inner diameter of first pipe body 1, and second pipe body 2 is sealed from the connecting end and is inserted in first pipe body 1, and the outer wall surface of second pipe body 2 is equipped with clamping structure 201, the number of clamping structure 201 is multiple, and multiple clamping structure 201 is arranged along the length direction of second pipe body 2;Connecting piece 3 is connected on connecting end;Clamping piece 4 is connected with connecting piece 3;Unlocking piece 5 is connected with connecting piece 3, and unlocking piece 5 and clamping piece 4 are separably contacted, so that clamping piece 4 is clamped on one of clamping structure 201;When unlocking piece 5 and clamping piece 4 are separated, clamping piece 4 can be released from the clamping state with clamping structure 201, and second pipe body 2 can be moved along its length direction.

[0036] Specifically, the connecting piece 3, the clamping piece 4 and the unlocking piece 5 cooperate to form a connecting assembly, the connecting assembly connects the first pipe body 1 and the second pipe body 2 by clamping the clamping structure 201 through the clamping piece 4, and the connection stability of the first pipe body 1 and the second pipe body 2 is higher than that of the compression connection. When the barrel is applied to a high-pressure water gun, the first pipe body 1 and the second pipe body 2 are not easy to loosen under the action of high-pressure water flow, and the structural stability of the barrel is relatively good. When the barrel needs to be adjusted in length, the unlocking piece 5 is separated from the clamping piece 4, so that the clamping piece 4 is released from the clamping state with the clamping structure 201. Thus, the second pipe body 2 can move along its length direction, and the barrel can be adjusted to a suitable length by cooperating the clamping piece 4 with other clamping structures 201 on the second pipe body 2. Thereafter, the clamping piece 4 can be clamped on the clamping structure 201 by making the unlocking piece 5 and the clamping piece 4 return to the contact state, so that the first pipe body 1 and the second pipe body 2 are stably connected. That is, based on the connecting assembly formed by the cooperation of the connecting piece 3, the clamping piece 4 and the unlocking piece 5, the barrel can be adjusted in length and has relatively good structural stability.

[0037] In this embodiment, as shown in Figure 2 The clamping structure 201 is a clamping groove, which is annular and arranged around the axis of the second pipe body 2. The clamping of the clamping groove and the clamping piece 4 can provide stable axial (length direction of the second pipe body 2) constraint. When the first pipe body 1 and the second pipe body 2 bear certain pressure, tension and vibration, they can still maintain the connected state, and the first pipe body 1 and the second pipe body 2 are not easy to separate, and the structural stability of the barrel is relatively good.

[0038] In this embodiment, as shown in Figure 3 and Figure 4As shown, the clamping pieces 4 are spherical, and the number of the clamping pieces 4 is multiple; the connecting piece 3 is cylindrical, one end of the connecting piece 3 is fixedly connected with the connecting end along the length direction of the connecting piece 3, the connecting piece 3 is provided with multiple accommodating through holes 301, the multiple accommodating through holes 301 are arranged around the axis of the connecting piece 3, and one clamping piece 4 is movably connected in each of the multiple accommodating through holes 301; the unlocking piece 5 is cylindrical, the unlocking piece 5 is sleeved on the outer peripheral side of the connecting piece 3, the inner wall surface of the unlocking piece 5 is provided with a first annular protrusion 51, the first annular protrusion 51 is arranged around the axis of the unlocking piece 5, and the side of the first annular protrusion 51, which faces the connecting piece 3, is in contact with all the clamping pieces 4, so that the clamping pieces 4 are clamped in the clamping grooves; the barrel further comprises an elastic piece 6, the elastic piece 6 connects the unlocking piece 5 and the connecting piece 3, so that the first annular protrusion 51 keeps in contact with the clamping pieces 4; wherein, under the action of an external force, the unlocking piece 5 can move along the length direction thereof, when the unlocking piece 5 moves by a preset distance, the first annular protrusion 51 is separated from the clamping pieces 4, and the clamping pieces 4 can move to release the clamping state with the clamping grooves; in actual application, when it is necessary to adjust the length of the barrel, the user drives the unlocking piece 5 to move along the axial direction thereof towards the side where the first barrel body 1 is located, so that the first annular protrusion 51 is separated from the clamping pieces 4, at this time, the elastic piece 6 is in a compressed state, the clamping pieces 4 are no longer restricted by the first annular protrusion 51, the clamping pieces 4 are in a free state or a semi-restricted state, the clamping pieces 4 are no longer clamped in the clamping grooves, the second barrel body 2 can move along the axial direction thereof, the length of the barrel can be adjusted by moving the second barrel body 2, and when the barrel is adjusted to a proper length, the clamping pieces 4 fall into the corresponding clamping structures 201 of the second barrel body 2, after the user releases the unlocking piece 5, the elastic piece 6 elastically recovers and drives the unlocking piece 5 to reset to the state that the first annular protrusion 51 is in contact with the clamping pieces 4, at this time, the clamping pieces 4 are clamped in the clamping grooves again, the first barrel body 1 is stably connected with the second barrel body 2, thereby the length adjustment operation of the barrel is simple and efficient.

[0039] In the embodiment, as shown in Figure 3 and Figure 4 , the outer peripheral wall of the connecting piece 3 is provided with a second annular protrusion 31, the second annular protrusion 31 is arranged around the axis of the connecting piece 3, and the second annular protrusion 31 is located in the unlocking piece 5; the inner wall surface of the unlocking piece 5, the first annular protrusion 51 and the second annular protrusion 31 form an accommodating space, the elastic piece 6 is arranged in the accommodating space, and the two ends of the elastic piece 6 along the axial direction of the connecting piece 3 are respectively in contact with the first annular protrusion 51 and the second annular protrusion 31, specifically, the elastic piece 6 is accommodated in the accommodating space, the elastic piece 6 can be stably arranged, and the barrel has the characteristics of compact structure.

[0040] Further, as shown in Figure 3 , the elastic piece 6 is a spring, and the spring is sleeved on the outer peripheral side of the connecting piece 3, the spring is adopted as the elastic piece 6, which has the characteristics of simple structure and convenient installation.

[0041] Further, the connecting piece 3 is threadedly connected with the connecting end, and this structure realizes the connection of the connecting piece 3 and the first pipe body 1, has simple structure, high connection stability and convenient installation.

[0042] Further, as shown in Figure 1 the barrel further comprises a valve 7 and a joint 8, along the axial direction of the first pipe body 1, the valve 7 is connected to the other end of the first pipe body 1 relative to the connecting end, and the joint 8 is connected to the end of the valve 7 away from the first pipe body 1; taking the barrel applied in a high-pressure water gun as an example, the joint 8 is used to be connected with the water gun, the valve 7 is arranged on the barrel, which is convenient for the user to control the opening and closing of the barrel, and the user can flexibly start and stop the cleaning operation, or flexibly adjust the water flow.

[0043] Further, as shown in Figure 5 the barrel further comprises a filter screen 9, which is arranged in the end of the valve 7 close to the joint 8, and the arrangement of the filter screen 9 can prevent impurities from entering the barrel and causing wear of the barrel.

[0044] Further, as shown in Figure 1 the barrel further comprises a spray head 10, along the axial direction of the second pipe body 2, the spray head 10 is connected to the end of the second pipe body 2 away from the first pipe body 1, and the spray head 10 has the effect of gathering and accelerating the high-pressure water flow from the barrel to form a high-pressure jet, thereby improving the cleaning effect, in addition, by changing the shape and internal structure of the spray head 10, various water flow patterns can be generated, so that the barrel can be applied to different cleaning operations.

[0045] In addition, the number of the second pipe bodies 2 can be multiple, the multiple second pipe bodies 2 are sequentially inserted along the axial direction of the first pipe body 1, the second pipe body 2 closest to the first pipe body 1 is connected with the connecting end, and the adjacent two second pipe bodies 2 are connected by the connecting assembly formed by the cooperation of the connecting piece 3, the clamping piece 4 and the unlocking piece 5, and the spray head 10 is connected to the second pipe body 2 farthest from the first pipe body 1, based on this, the barrel has a larger length adjustment range.

[0046] The above only describes the preferred embodiments of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and substitutions can be made, and these improvements and substitutions should also be considered as the protection scope of the present application.

Claims

1. A barrel, characterized in that The gun barrel comprises a first tube (1), a second tube (2), a connecting piece (3), a clamping piece (4) and an unlocking piece (5); The first tube (1) is connected to the connecting end; The outer diameter of the second tube (2) is smaller than the inner diameter of the first tube (1), the second tube (2) is sealingly inserted into the first tube (1) from the connecting end, the outer wall surface of the second tube (2) is provided with a clamping structure (201), the number of the clamping structure (201) is multiple, and the multiple clamping structures (201) are arranged at intervals along the length direction of the second tube (2); The connecting piece (3) is connected to the connecting end; The clamping piece (4) is connected with the connecting piece (3); The unlocking piece (5) is connected with the connecting piece (3), and the unlocking piece (5) is in separable contact with the clamping piece (4) to enable the clamping piece (4) to be clamped on one of the clamping structures (201); When the unlocking piece (5) is separated from the clamping piece (4), the clamping piece (4) can be released from the clamping state with the clamping structure (201), and the second tube (2) can move along its length direction.

2. The barrel of claim 1, wherein The clamping structure (201) is a clamping groove, the clamping groove is annular, and the clamping groove is arranged around the axis of the second tube (2).

3. The barrel of claim 2, wherein The clamping piece (4) is spherical, and the number of the clamping piece (4) is multiple; The connecting piece (3) is cylindrical, one end of the connecting piece (3) is fixedly connected with the connecting end along the length direction, the connecting piece (3) is provided with a receiving through hole (301), the number of the receiving through hole (301) is multiple, the multiple receiving through holes (301) are arranged around the axis of the connecting piece (3), and one clamping piece (4) is movably connected in each receiving through hole (301); The unlocking piece (5) is cylindrical, the unlocking piece (5) is sleeved on the outer peripheral side of the connecting piece (3), the inner wall surface of the unlocking piece (5) has a first annular protrusion (51), the first annular protrusion (51) is arranged around the axis of the unlocking piece (5), one side of the first annular protrusion (51) is in contact with all the clamping pieces (4) to enable the clamping piece (4) to be clamped in the clamping groove; The gun barrel further comprises a resilient piece (6) connected with the unlocking piece (5) and the connecting piece (3) to keep the first annular protrusion (51) in contact with the clamping piece (4); Under the action of an external force, the unlocking piece (5) can move along its length direction, when the unlocking piece (5) moves a preset distance, the first annular protrusion (51) is separated from the clamping piece (4), and the clamping piece (4) can move to release the clamping state with the clamping groove.

4. The barrel of claim 3 wherein, The outer peripheral wall of the connecting piece (3) has a second annular protrusion (31), the second annular protrusion (31) is arranged around the axis of the connecting piece (3), and the second annular protrusion (31) is located in the unlocking piece (5). The inner wall surface of the unlocking piece (5), the first annular protrusion (51) and the second annular protrusion (31) form a containing space, the elastic piece (6) is arranged in the containing space, and the elastic piece (6) is in contact with the first annular protrusion (51) and the second annular protrusion (31) at two ends in the axial direction of the connecting piece (3) respectively.

5. The barrel of claim 4 wherein, The elastic piece (6) is a spring, and the spring is sleeved on the outer circumferential side of the connecting piece (3).

6. The barrel of claim 3 wherein, The connecting piece (3) is in threaded connection with the connecting end.

7. The barrel of claim 1, wherein The barrel further comprises a valve (7) and a connector (8), along the axial direction of the first barrel body (1), the valve (7) is connected to the other end of the first barrel body (1) relative to the connecting end, and the connector (8) is connected to the end of the valve (7) away from the first barrel body (1).

8. The barrel of claim 7, wherein, The barrel further comprises a filter screen (9), and the filter screen (9) is arranged in the end of the valve (7) close to the connector (8).

9. The barrel of claim 1, wherein The barrel further comprises a spray head (10), along the axial direction of the second barrel body (2), the spray head (10) is connected to the end of the second barrel body (2) away from the first barrel body (1).

10. A cleaning apparatus, characterized by The barrel comprises the barrel according to any one of claims 1-9.

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