Walking stick with height convenient to adjust

Abstract

The utility model discloses a walking stick convenient to adjust height, which comprises a threaded connection sleeve and an outer rod, a handle is fixed at the top end of the threaded connection sleeve, a liquid channel is arranged in the handle, an atomizing nozzle is fixed at one end of the handle, and a push switch is arranged at the bottom of one end of the handle. A miniature water pump is arranged at the bottom of the end, away from the pressing switch, of the handle, a solution bottle is connected to the bottom end of the miniature water pump, a liquid suction pipe is fixed to the top wall in the solution bottle, and the outer rod is fixed to the bottom end of the threaded connection sleeve. Compared with an existing crutch, the crutch with the height convenient to adjust is provided with a defense spraying structure, when a user is infringed illegally, spraying self-defense can be conducted through the crutch, the practicability of the crutch is improved, meanwhile, the crutch is provided with a damping and anti-skid mechanism, and the crutch is convenient to adjust. And vibration on the hands of a user during use of the device can be reduced, and the bottom end of the device is prevented from sliding, so that the use comfort and safety of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical auxiliary appliances, in particular to a crutch which is convenient for adjusting the height. Background Art

[0002] The care of orthopedic patients is a comprehensive process, involving bed care, dietary care, physical activity and rehabilitation training. During the leg bone care and rehabilitation process, hospitals often require users to use crutches to walk, thereby reducing the pressure on the leg bone injuries. Leg bone patients with limited mobility and relatively weak resistance are easily targeted by criminals in daily life. Common crutches do not have defensive functions and are difficult to provide effective protection for the injured.

[0003] The publication number authorized by China is CN212347115U, and the patent is named "Crutch". The device includes a handle, a stick body and a base connected in sequence. The handle includes a handle body and a protective part. At least part of the outer surface of the handle body is made of wood material. The protective part is arranged at both ends of the handle body along its length direction. The protective part is made of plastic material, rubber material, silicone material or metal material. The handle of the crutch provided in this application is made of wood material on at least part of the outer surface of the handle body, which increases the grip and texture of the handle; at the same time, protective parts made of plastic material, rubber material, silicone material or metal material are arranged at both ends of the handle body along its length direction to solve the problems of poor durability, easy bumps, paint loss and cracking at the corners of the existing wooden handle during use.

[0004] Although the above device can solve the problems of poor durability, easy bumping, paint peeling and cracking of the existing wooden handle during use, the device still has some problems when used:

[0005] 1. The device does not have a self-defense spray structure. When the user is illegally attacked, it is difficult for the user to effectively protect his or her own safety.

[0006] 2. The device does not have an effective shock-absorbing structure and a stable structure. When using the device, the user's hands or armpits are frequently vibrated, which can easily lead to local redness, swelling and discomfort, and its stability is also poor.

[0007] In view of the above situation, technical innovation is carried out on the basis of the existing crutches. Utility Model Content

[0008] The purpose of the utility model is to provide a crutch which is easy to adjust the height, so as to solve the problems raised in the above background technology.

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crutch that is easy to adjust the height, comprising a threaded connection sleeve and an outer rod, a handle is fixed to the top of the threaded connection sleeve, and a liquid channel is arranged inside the handle, an atomizing nozzle is fixed to one end of the handle, and a push switch is arranged at the bottom of one end of the handle, a micro water pump is arranged at the bottom of the end of the handle away from the push switch, and the bottom end of the micro water pump is connected to a solution bottle, a pipette is fixed to the inner top wall of the solution bottle, the outer rod is fixed to the bottom end of the threaded connection sleeve, and a spring bean is arranged at the bottom end of the outer wall of the outer rod, an inner rod is arranged on the inner side of the outer rod, and a plurality of limiting holes are opened on the outer wall of the inner rod.

[0010] Furthermore, the outer rod and the inner rod are both made of stainless steel, and a connecting piece is fixed to the bottom end of the inner rod.

[0011] Furthermore, the connecting piece is threadedly connected to the inner rod, and a cross bracket is fixed to the bottom end of the connecting piece.

[0012] Furthermore, the cross bracket and the connecting piece are fixed by welding, and a damping rod is fixed at the bottom of the end of the cross bracket.

[0013] Furthermore, a plurality of damping rods are provided, and a shock absorbing spring is provided outside the damping rod.

[0014] Furthermore, a support assembly is fixed to the bottom end of the damping rod, and the support assembly includes a support foot and an anti-skid pad, and the bottom end of the support foot is bonded with the anti-skid pad.

[0015] Compared with the prior art, the beneficial effects of the utility model are: the device is provided with a defensive spray structure, when the user is illegally attacked, the user can use the device to spray for self-defense, which is beneficial to improve the practicality of the device. At the same time, the device is provided with a shock-absorbing and anti-slip mechanism, which can reduce the vibration of the user's hands when using the device and prevent the bottom end from sliding, thereby improving the comfort and safety of the device.

[0016] 1. The utility model is provided with a handle, a liquid channel, an atomizing nozzle, a push switch, a micro water pump, a solution bottle and a pipette. The handle is equipped with a battery for supplying power to the micro water pump. The push switch is electrically connected to the micro water pump. One end of the liquid channel leads to the atomizing nozzle, and the other end leads to the micro water pump. The liquid suction end of the micro water pump is sealed and connected to the pipette. The top wall of the solution bottle is provided with an air inlet valve structure. When the user takes the device out of the house, the capsicum solution can be poured into the solution bottle. When the user is robbed, violently injured or other illegal infringements are caused outside, the atomizer can be poured into the solution bottle. The atomizing nozzle is aimed at the face of the criminal and the push switch is pressed. At this time, the micro water pump is turned on, which sucks the pepper spray from the solution bottle through the pipette and transports it to the atomizing nozzle through the liquid channel for atomization and spraying. At this time, the atomized pepper essence enters the oral, nose and eye mucosa of the criminal, causing strong stimulation to it, thereby effectively interrupting the criminal's aggressive behavior and buying time for the user to escape or seek help. Through the above structure, when the user is illegally attacked, the device can be used for self-defense by spraying, which is conducive to improving the practicality of the device.

[0017] 2. The utility model is provided with a cross bracket, a damping rod, a shock-absorbing spring, a support assembly, a support foot and an anti-skid pad. The cross bracket is horizontally arranged, and damping rods are fixed at its four ends. When the user uses the device, each time the device touches the ground, the shock-absorbing spring and the damping rod can be compressed and have a buffering and energy-absorbing effect, thereby reducing the vibration of the user's hands and improving the comfort of use. The anti-skid pad can effectively prevent the device from sliding. Since the device is provided with four supporting foot structures, the supporting surface is larger, so the stability of the device can also be effectively improved. Through the above structure, the vibration of the user's hands when using the device can be reduced and the bottom end can be prevented from sliding, thereby improving the comfort and safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view structural schematic diagram of a crutch that is convenient for adjusting the height of the utility model;

[0019] Figure 2 It is a partial front view and cross-sectional enlarged structural diagram of a threaded connection sleeve, a handle, a liquid channel, an atomizing nozzle, a push switch and a micro water pump of a crutch that is convenient for adjusting the height of the utility model;

[0020] Figure 3 This is a partial front view enlarged structural schematic diagram of a connecting piece, a cross bracket, a damping rod, a shock absorbing spring and a supporting assembly of a crutch that is easy to adjust the height of the utility model.

[0021] In the figure: 1. threaded connection sleeve; 2. handle; 3. liquid channel; 4. atomizing nozzle; 5. push switch; 6. micro water pump; 7. solution bottle; 8. pipette; 9. outer rod; 10. spring bean; 11. inner rod; 12. limit hole; 13. connector; 14. cross bracket; 15. damping rod; 16. shock-absorbing spring; 17. support assembly; 1701. support foot; 1702. anti-slip pad. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-3 The principles and features of the present invention are described, and the examples given are only used to explain the present invention, and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] like Figure 1 and Figure 2As shown, a crutch that is easy to adjust the height includes a threaded connection sleeve 1 and an outer rod 9, a handle 2 is fixed to the top of the threaded connection sleeve 1, and a liquid channel 3 is arranged inside the handle 2, an atomizing nozzle 4 is fixed to one end of the handle 2, and a push switch 5 is arranged at the bottom of one end of the handle 2, a micro water pump 6 is arranged at the bottom of the end of the handle 2 away from the push switch 5, and the bottom end of the micro water pump 6 is connected to a solution bottle 7, a pipette 8 is fixed to the inner top wall of the solution bottle 7, the outer rod 9 is fixed to the bottom end of the threaded connection sleeve 1, and a spring bean 10 is arranged at the bottom end of the outer wall of the outer rod 9, an inner rod 11 is arranged on the inner side of the outer rod 9, and a plurality of limiting holes 12 are opened on the outer wall of the inner rod 11, the handle 2 has a built-in battery for supplying power to the micro water pump 6, the push switch 5 is electrically connected to the micro water pump 6, one end of the liquid channel 3 leads to the atomizing nozzle 4, and the other end leads to the micro water Pump 6, the suction end of the micro pump 6 is sealed and connected with the pipette 8, and the top wall of the solution bottle 7 is provided with an air inlet valve structure. When the user takes the device out, the solution bottle 7 can be filled with capsicum solution. When the user is robbed, violently injured or other illegal infringements outside, the atomizing nozzle 4 can be aimed at the face of the criminal and the push switch 5 can be pressed. At this time, the micro pump 6 is turned on, and the capsicum spray is sucked out from the solution bottle 7 through the pipette 8, and is transported to the atomizing nozzle 4 through the liquid channel 3 for atomization and spraying. At this time, the atomized capsicum enters the mucous membrane of the mouth, nose and eyes of the criminals, causing strong stimulation to them, thereby effectively interrupting the criminal's infringement behavior and gaining time for the user to escape or seek help. Through the above structure, when the user is illegally infringed, the device can be used for spraying self-defense, which is conducive to improving the practicality of the device.

[0026] like Figure 1 and Figure 3As shown, the outer rod 9 and the inner rod 11 are both made of stainless steel, and a connector 13 is fixed to the bottom end of the inner rod 11, and the connector 13 is threadedly connected to the inner rod 11, and a cross bracket 14 is fixed to the bottom end of the connector 13, and the cross bracket 14 and the connector 13 are welded and fixed, and a damping rod 15 is fixed to the bottom end of the cross bracket 14, and a plurality of damping rods 15 are provided, and a shock absorbing spring 16 is provided on the outside of the damping rod 15, and a support assembly 17 is fixed to the bottom end of the damping rod 15, and the support assembly 17 includes a support foot 1701 and an anti-skid pad 1702, and the bottom end of the support foot 1701 is bonded with the anti-skid pad 1702, and the cross bracket 14 It is set horizontally, and damping rods 15 are fixed at its four ends. When the user uses the device, each time the device touches the ground, the shock-absorbing spring 16 and the damping rod 15 can be compressed and have a buffering and energy-absorbing effect, thereby reducing the vibration of the user's hands and improving the comfort of use. The anti-slip pad 1702 can effectively prevent the device from sliding. Since the device is provided with four supporting feet 1701 structures, the supporting surface is large, so the stability of the device can also be effectively improved. Through the above structure, the vibration of the user's hands when using the device can be reduced and the bottom can be prevented from sliding, thereby improving the comfort and safety of the device.

[0027] In summary: when using the crutch that is easy to adjust the height, the user can first hold the handle 2, or clamp the handle 2 with the armpit, and place the bottom end of the device on the ground for support. The outer rod 9 and the inner rod 11 are slidably connected, and the elastic mechanism of the spring bean 10 is placed inside the inner rod 11, so the spring bean 10 can be pressed into the inner rod 11. The inner diameter of the limiting hole 12 is slightly larger than the outer diameter of the spring bean 10, and a plurality of limiting holes 12 are vertically opened. When the user needs to adjust the height, the spring bean 10 can be pressed into the inner rod 11 and the inner rod 11 can be rotated. Then slide the inner rod 11 to adjust the height of the device. After adjusting to the specified position, the user can rotate the inner rod 11 and align the spring bean 10 with the corresponding limit hole 12 to position the inner rod 11 and the outer rod 9 to achieve height adjustment. The handle 2 has a built-in battery to supply power to the micro water pump 6. The press switch 5 is electrically connected to the micro water pump 6. One end of the liquid channel 3 leads to the atomizing nozzle 4, and the other end leads to the micro water pump 6. The suction end of the micro water pump 6 is sealed with the suction tube 8. The top wall of the solution bottle 7 is provided with an air inlet valve structure. When the user takes the device out Before the user is inhaled, the solution bottle 7 can be filled with a capsicum solution. When the user is subjected to robbery, violent injury or other illegal infringements outside, the atomizing nozzle 4 can be aimed at the face of the criminal and the push switch 5 can be pressed. At this time, the micro pump 6 is turned on, and the capsicum spray is sucked out from the solution bottle 7 through the pipette 8, and is transported to the atomizing nozzle 4 through the liquid channel 3 for atomization and spraying. At this time, the atomized capsicum enters the mucous membrane of the mouth, nose and eyes of the criminal, causing strong stimulation to the criminal, thereby effectively interrupting the criminal's infringement and buying time for the user to escape or seek help. The cross bracket 14 is horizontally arranged, and damping rods 15 are fixed at its four ends. When the user uses the device, each time the device touches the ground, the shock-absorbing spring 16 and the damping rod 15 can be compressed and have a buffering and energy-absorbing effect, thereby reducing the vibration of the user's hands and improving the comfort of use. The anti-slip pad 1702 can effectively prevent the device from sliding. Since the device is provided with four supporting feet 1701 structures, the supporting surface is large, and thus the stability of the device can be effectively improved. This is the working principle of the crutch that is easy to adjust the height.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A crutch that is easy to adjust in height, comprising a threaded connection sleeve (1) and an outer rod (9), characterized in that: A handle (2) is fixed to the top of the threaded connection sleeve (1), and a liquid channel (3) is arranged inside the handle (2); an atomizing nozzle (4) is fixed to one end of the handle (2), and a push switch (5) is arranged at the bottom of one end of the handle (2); a micro water pump (6) is arranged at the bottom of the end of the handle (2) away from the push switch (5), and a solution bottle (7) is connected to the bottom end of the micro water pump (6); a liquid pipette (8) is fixed to the top wall of the solution bottle (7); the outer rod (9) is fixed to the bottom end of the threaded connection sleeve (1), and a spring bean (10) is arranged at the bottom end of the outer wall of the outer rod (9); an inner rod (11) is arranged on the inner side of the outer rod (9), and a plurality of limiting holes (12) are opened on the outer wall of the inner rod (11).

2. A crutch that is easy to adjust in height according to claim 1, characterized in that: The outer rod (9) and the inner rod (11) are both made of stainless steel, and a connecting piece (13) is fixed to the bottom end of the inner rod (11).

3. A crutch that is easy to adjust in height according to claim 2, characterized in that: The connecting piece (13) is threadedly connected to the inner rod (11), and a cross bracket (14) is fixed to the bottom end of the connecting piece (13).

4. A crutch that is easy to adjust in height according to claim 3, characterized in that: The cross bracket (14) and the connecting piece (13) are fixed by welding, and a damping rod (15) is fixed at the bottom of the end of the cross bracket (14).

5. A crutch that is easy to adjust in height according to claim 4, characterized in that: A plurality of damping rods (15) are provided, and a shock absorbing spring (16) is provided outside the damping rod (15).

6. A crutch that is easy to adjust in height according to claim 4, characterized in that: A support assembly (17) is fixed to the bottom end of the damping rod (15), and the support assembly (17) comprises a support foot (1701) and an anti-skid pad (1702), and the bottom end of the support foot (1701) is bonded with the anti-skid pad (1702).

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