CN215141348U

CN215141348U - Telescopic rod for high-pressure cleaning gun

Info

Publication number: CN215141348U
Application number: CN202121254351.7U
Authority: CN
Inventors: 罗云宝
Original assignee: Taizhou Qunda Technology Co ltd
Current assignee: Cai Hongjun
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-14
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a telescopic link for on high pressure cleaning rifle belongs to cleaning machine equipment manufacturing technical field. It has solved current high pressure cleaning rifle pole technical problem such as length can not be adjusted. The high-pressure cleaning gun comprises a gun handle, wherein a water inlet is formed in one end of the gun handle, a water outlet is formed in the other end of the gun handle, a switch handle is arranged in the gun handle, a cylindrical mounting sleeve is arranged on one side of the gun handle, the telescopic rod comprises a plurality of sleeve rods, the diameters of all the sleeve rods are different, all the sleeve rods are coaxially arranged and are sequentially connected in a sleeved mode, and a hoop lock catch is sleeved at the joint of every two adjacent sleeve rods; the end part of the outer end of the sleeve rod with the smallest diameter is provided with a nozzle; the end part of the outer end of the sleeve rod with the maximum diameter is provided with a water inlet joint, the water inlet joint is connected with a water outlet of the gun handle through a hose, and the sleeve rod with the maximum diameter is sleeved with the mounting sleeve. The utility model discloses the telescopic link on the well high pressure cleaning gun can realize adjusting as required, and application range is wide, convenient to use and reliable and stable.

Description

Telescopic rod for high-pressure cleaning gun

Technical Field

The utility model belongs to the technical field of cleaning equipment, a high pressure cleaning rifle is related to, especially a telescopic link for on the high pressure cleaning rifle.

Background

The high pressure cleaner is a common cleaning tool, and the high pressure cleaner can peel off and wash away dirt to clean the surface of an object by using a power device to enable a high pressure plunger pump to generate high pressure water to wash the surface of the object. Because the high-pressure water column is used for cleaning dirt, new pollution can not be generated, and therefore high-pressure cleaning is one of the most scientific, economic and environment-friendly cleaning modes acknowledged in the world.

The high-pressure cleaning gun is one of important parts in the high-pressure cleaning machine, the spray gun structure of the existing high-pressure cleaning machine usually adopts a traditional mechanical structure, the spray gun handle is held, then the mechanical spray gun handle is pulled, and the opening and closing size of an internal valve of the spray gun of the high-pressure cleaning machine is controlled by pulling the angle of the spray gun handle so as to change the water yield; traditional high pressure cleaning rifle bar length is generally fixed, and length is shorter, comparatively limits, and it is less to wash the range, can't satisfy long-range abluent multi-functional regulation demand.

For example, our national patent (publication No.: CN 204107707U; published: 2015-01-21) discloses a spray gun suitable for a high pressure cleaner, the spray gun comprising: a body comprising a nozzle and a handle; a trigger coupled to the body and pivotable relative to the handle; a conduit extending through the nozzle and defining a fluid outlet; a valve housing coupled to the conduit and defining a fluid inlet, the valve housing including a first chamber spaced apart from a second chamber and a first valve seat including an aperture separating the two chambers; a piston including a valve member movably disposed within the first chamber and a linkage extending between the trigger and the valve member; a biasing mechanism positioned within the first chamber; wherein the trigger is pivotable between a first position in which the biasing mechanism biases the valve member such that at least a portion of the valve member is retained within the aperture in the first valve seat, and a second position in which the valve member is spaced from the first valve seat against the bias of the biasing mechanism; wherein pivotal movement of the trigger between the first and second positions selectively determines an amount of fluid communicated from the fluid inlet to the fluid outlet.

The length of the lance rod in the above patent documents cannot be adjusted as required, and is greatly limited and inconvenient to use.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that prior art exists, provide a telescopic link that is used for on the high pressure cleaning rifle, the utility model aims to solve the technical problem be: how to improve the use universality and the use convenience of the cleaning gun.

The purpose of the utility model can be realized by the following technical proposal:

a telescopic rod used on a high-pressure cleaning gun comprises a gun handle, wherein a water inlet is formed in one end of the gun handle, a water outlet is formed in the other end of the gun handle, a switch handle is arranged in the gun handle, and a cylindrical mounting sleeve is arranged on one side of the gun handle; the end part of the outer end of the sleeve rod with the smallest diameter is provided with a nozzle; the end part of the outer end of the sleeve rod with the maximum diameter is provided with a water inlet joint, the water inlet joint is connected with the water outlet of the gun handle through a hose, and the sleeve rod with the maximum diameter is sleeved with the mounting sleeve.

The principle is as follows: all the sleeve rods are connected in sequence to form a straight long rod shape, the outer end in the technical scheme refers to the free end of the sleeve rod which is not connected with other sleeve rods, namely the direction of the two ends of the whole long rod shape is the outer end direction. In the technical scheme, a gun rod of the high-pressure cleaning gun adopts a telescopic rod structure and is formed by sequentially sleeving a plurality of sections of concentric sleeve rods, and the inner diameters of the telescopic rod structures are gradually reduced, so that the telescopic function is realized; two adjacent sections of concentric sleeve rods can be kept stable and reliable after being fixedly connected through the hoop lock catches. During the use, adjust the length of telescopic link earlier according to actual use environment's needs to utilize staple bolt hasp locking fixed, the water inlet of high pressure water pump's export and stock one end is connected through the pipeline, controls rivers size through the control switch handle, rivers finally follow the nozzle water spray behind the telescopic link, realize washing. The telescopic link on this high pressure cleaning rifle can realize adjusting as required, and application range is wide, and convenient to use is reliable and stable.

In the telescopic rod for the high-pressure cleaning gun, at least two linear ball bearings are arranged at the joint of two adjacent sleeve rods, the outer rings of the linear ball bearings are fixed on the inner walls of the relatively thick sleeve rods, one end of the relatively thin sleeve rod is inserted in the linear ball bearings, and moving sealing rings are further arranged on two sides of each linear ball bearing.

In the telescopic rod for the high-pressure cleaning gun, two linear ball bearings are arranged at the joint of two adjacent sleeve rods and are arranged at intervals, three movable sealing rings are arranged at the joint of two adjacent sleeve rods and are distributed between the two linear ball bearings and outside the two linear ball bearings, the cross section of each movable sealing ring is in a herringbone shape, and the movable sealing rings are positioned between the inner walls and the outer peripheral surfaces of the two sleeve rods. Therefore, the stability and the reliability of the connection of the two sleeve rods can be ensured, and water leakage at the joint can be prevented.

In the telescopic rod for the high-pressure cleaning gun, a corrugated telescopic hose is arranged in the sleeve rod and is coaxially arranged with the sleeve rod, one end of the corrugated telescopic hose is connected with the nozzle, and the other end of the corrugated telescopic hose is connected with the water inlet joint. The corrugated expansion hose can be extended or shortened along with the expansion rod, so that water leakage can be effectively prevented.

In the telescopic rod for the high-pressure cleaning gun, the outer periphery of the end part of the relatively thin sleeve rod is provided with the limiting boss, and the inner part of the relatively thick sleeve rod is provided with the limiting ring. The limiting boss and the limiting ring can be abutted against each other and play a role in limiting, so that the thin sleeve rod is prevented from falling off from the thick sleeve rod.

Compared with the prior art, the utility model discloses the telescopic link on the well high pressure cleaning gun can realize adjusting as required, and application range is wide, and convenient to use and reliable and stable.

Drawings

Fig. 1 is a schematic front view of the high pressure cleaning gun.

Fig. 2 is a partial sectional structural schematic view of the telescopic rod.

In the figure, 1, a gun handle; 11. a water inlet; 12. a water outlet; 13. a switch handle; 14. Installing a sleeve; 2. a quill rod; 21. a limiting boss; 22. a limiting ring; 3. the hoop is locked; 4. a nozzle; 5. a water inlet joint; 6. a hose; 7. a linear ball bearing; 8. a movable sealing ring; 9. a corrugated expansion hose.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the high-pressure cleaning gun comprises a gun handle 1, wherein one end of the gun handle 1 is provided with a water inlet 11, the other end of the gun handle 1 is provided with a water outlet 12, a switch handle 13 is arranged in the gun handle 1, and one side of the gun handle 1 is provided with a cylindrical mounting sleeve 14; as shown in fig. 1 and 2, the telescopic rod comprises a plurality of sleeve rods 2, the diameters of all the sleeve rods 2 are different, all the sleeve rods 2 are coaxially arranged and are sequentially connected in a sleeved mode, and the joint of two adjacent sleeve rods 2 is sleeved with a hoop lock catch 3; the end part of the outer end of the sleeve rod 2 with the smallest diameter is provided with a nozzle 4; the end part of the outer end of the sleeve rod 2 with the largest diameter is provided with a water inlet joint 5, the water inlet joint 5 is connected with a water outlet 12 of the gun handle 1 through a hose 6, and an installation sleeve 14 is sleeved on the sleeve rod 2 with the largest diameter. All the sleeve rods 2 are connected in sequence to form a linear long rod shape, and the outer end in this embodiment refers to the free end of the sleeve rod 2 which is not connected with other sleeve rods 2, i.e. the direction of the two ends of the whole long rod shape is the outer end direction. In the embodiment, the gun rod of the high-pressure cleaning gun adopts a telescopic rod structure and is formed by sequentially sleeving a plurality of sections of concentric sleeve rods 2, and the inner diameters of the telescopic rod structures are gradually reduced, so that the telescopic function is realized; two adjacent sections of concentric sleeve rods 2 can be kept stable and reliable after being fixedly connected through the hoop lock catches 3. During the use, adjust the length of telescopic link earlier according to actual use environment's needs to utilize staple bolt hasp 3 locking fixed, the export of high pressure water pump is connected through the pipeline with the water inlet 11 of 1 one end of stock, controls rivers size through control switch handle 13, and rivers finally spray water from nozzle 4 behind the telescopic link, realize washing. The telescopic link on this high pressure cleaning rifle can realize adjusting as required, and application range is wide, and convenient to use is reliable and stable.

Further, as shown in fig. 2, at least two linear ball bearings 7 are disposed at the joint of two adjacent sleeve rods 2, the outer rings of the linear ball bearings 7 are fixed on the inner wall of the relatively thick sleeve rod 2, one end of the relatively thin sleeve rod 2 is inserted into the linear ball bearings 7, and dynamic sealing rings 8 are further disposed on two sides of the linear ball bearings 7. Preferably, two linear ball bearings 7 are arranged at the joint of two adjacent sleeve rods 2, the two linear ball bearings 7 are arranged at intervals, three dynamic sealing rings 8 are arranged at the joint of two adjacent sleeve rods 2, the three dynamic sealing rings 8 are distributed between the two linear ball bearings 7 and outside the two linear ball bearings 7, the cross sections of the dynamic sealing rings 8 are in a herringbone shape, and the dynamic sealing rings 8 are positioned between the inner walls and the outer peripheral surfaces of the two sleeve rods 2; therefore, the stability and the reliability of the connection of the two sleeve rods 2 can be ensured, and water leakage at the joint can be prevented.

As a further improvement, a corrugated expansion hose 9 is arranged in the telescopic rod 2, the corrugated expansion hose 9 is coaxially arranged with the telescopic rod 2, one end of the corrugated expansion hose 9 is connected with the nozzle 4, and the other end of the corrugated expansion hose 9 is connected with the water inlet joint 5; the corrugated expansion hose 9 can be extended or shortened along with the expansion rod, so that water leakage can be effectively prevented.

As shown in fig. 2, in the two connected sleeve rods 2 in the present embodiment, a limiting boss 21 is provided on the outer periphery of the end portion of the relatively thin sleeve rod 2, and a limiting ring 22 is provided inside the relatively thick sleeve rod 2. The limiting boss 21 and the limiting ring 22 can abut against each other and play a limiting role, so that the thin sleeve rod 2 is prevented from falling off from the thick sleeve rod 2.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A telescopic rod used on a high-pressure cleaning gun comprises a gun handle (1), one end of the gun handle (1) is provided with a water inlet (11), the other end of the gun handle is provided with a water outlet (12), a switch handle (13) is arranged in the gun handle (1), one side of the gun handle (1) is provided with a cylindrical mounting sleeve (14), the telescopic rod is characterized by comprising a plurality of sleeve rods (2), the diameters of all the sleeve rods (2) are different, all the sleeve rods (2) are coaxially arranged and are sequentially connected in a sleeved mode, and a hoop lock catch (3) is sleeved at the connecting position of every two adjacent sleeve rods (2); the end part of the outer end of the sleeve rod (2) with the smallest diameter is provided with a nozzle (4); the utility model discloses a telescopic rod (2) of maximum diameter outer end tip is provided with water supply connector (5), water supply connector (5) with delivery port (12) of stock (1) are connected through hose (6), installation cover (14) cover is established on telescopic rod (2) of maximum diameter.

2. The telescopic rod for the high-pressure cleaning gun as claimed in claim 1, wherein at least two linear ball bearings (7) are arranged at the joint of two adjacent sleeve rods (2), the outer rings of the linear ball bearings (7) are fixed on the inner wall of the relatively thick sleeve rod (2), one end of the relatively thin sleeve rod (2) is inserted into the linear ball bearings (7), and the two sides of the linear ball bearings (7) are provided with movable sealing rings (8).

3. The telescopic rod for the high-pressure cleaning gun as claimed in claim 2, wherein two linear ball bearings (7) are arranged at the joint of two adjacent sleeve rods (2) and the two linear ball bearings (7) are arranged at intervals, three dynamic sealing rings (8) are arranged at the joint of two adjacent sleeve rods (2), the three dynamic sealing rings (8) are distributed between the two linear ball bearings (7) and outside the two linear ball bearings (7), the cross section of each dynamic sealing ring (8) is in a herringbone shape, and the dynamic sealing rings (8) are positioned between the inner wall and the outer peripheral surface of the two sleeve rods (2).

4. A telescopic rod for a high-pressure cleaning gun according to claim 1, 2 or 3, wherein a corrugated telescopic hose (9) is arranged in the telescopic rod (2), the corrugated telescopic hose (9) is coaxially arranged with the telescopic rod (2), one end of the corrugated telescopic hose (9) is connected with the nozzle (4), and the other end of the corrugated telescopic hose (9) is connected with the water inlet joint (5).

5. A telescopic rod for a high-pressure cleaning gun according to claim 4, characterized in that, of the two connected telescopic rods (2), the relatively thin telescopic rod (2) is provided with a limiting boss (21) at the end periphery, and the relatively thick telescopic rod (2) is provided with a limiting ring (22) inside.