CN209847430U - Rotatable nozzle locking device - Google Patents
Rotatable nozzle locking device Download PDFInfo
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- CN209847430U CN209847430U CN201920183984.XU CN201920183984U CN209847430U CN 209847430 U CN209847430 U CN 209847430U CN 201920183984 U CN201920183984 U CN 201920183984U CN 209847430 U CN209847430 U CN 209847430U
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Abstract
The utility model discloses a rotatable nozzle locking device, including honeycomb duct and locking Assembly, locking Assembly includes compression spring, hasp and fixes the stack on the fuselage, the hasp cover establish on the stack and with stack sliding connection, be equipped with the locking ring on the hasp inside wall, be equipped with a plurality of locking hole on the stack lateral wall, the downthehole locking ball that is equipped with of locking, the inside installation cavity that is equipped with of stack, be equipped with the locking annular on the honeycomb duct, one side of honeycomb duct sets up in the installation cavity, one side and the locking ring contact of locking ball, the opposite side of locking ball stretches into the locking annular, compression spring's one end and fuselage are connected, compression spring's the other end and hasp are connected. The utility model provides a rotatable nozzle locking device, the easy dismounting of tooth ware fuselage and nozzle towards, and the honeycomb duct can be 360 rotatory on the fuselage.
Description
Technical Field
The utility model belongs to the technical field of clean tooth cleaning, protect tooth cleaning appliance technique and specifically relates to a rotatable nozzle locking device is related to.
Background
The tooth flushing device is an auxiliary tool for cleaning oral cavity, utilizes a pulse water flow impact mode to clean teeth and tooth gaps, and is mainly portable and table-type, and the flushing pressure is generally 0 to 90 psi. One tooth-rinsing device body is often provided with a plurality of nozzles to meet different tooth-rinsing requirements. When the tooth flusher is used, the angle of the nozzle is adjusted according to different parts, so that a better effect is achieved, but the problem that the angle of the nozzle is adjusted by directly rotating the tooth flusher body is many, such as uncomfortable holding posture, limited adjustment angle and the like, exists. Particularly, in a tooth flushing device adopting a gas-liquid mixed tooth flushing nozzle, the existing locking device cannot meet the requirements of connection between a machine body and the nozzle and angle adjustment of the nozzle. Therefore, a rotatable nozzle locking device is urgently needed to be developed, the rotatable nozzle locking device is suitable for a tooth flushing device adopting a gas-liquid mixed tooth flushing nozzle, the nozzle can be quickly disassembled and assembled, and the nozzle can rotate by 360 degrees.
Chinese patent application publication No. CN204744469U, the publication date is 11/2015, and the name is "portable tooth-washing device", and it discloses provides a portable tooth-washing device that can wirelessly charge, including the fuselage subassembly, with nozzle and embedding that the fuselage subassembly top is connected the water tank of fuselage subassembly one side, the fuselage subassembly include the casing inside pump assembly, motor, rechargeable battery and the circuit control panel of casing, the pump assembly with motor drive cooperation, motor and rechargeable battery all with circuit control panel circuit connection, its characterized in that: the portable tooth flushing device further comprises a wireless charging base, a mounting groove for the machine body assembly to be mounted in a matched mode is formed in the wireless charging base, a wireless charging transmitter and an external power supply wiring are arranged in the wireless charging base, and a wireless charging receiver is arranged in the machine body assembly. The locking structure of this patent is not suitable for use with gas-liquid mixing nozzles.
Disclosure of Invention
The utility model discloses an overcome not enough among the prior art, provide a rotatable nozzle locking device, wash the easy dismounting of tooth ware fuselage and nozzle, and the honeycomb duct can be 360 rotations on the fuselage.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a rotatable nozzle locking device, includes honeycomb duct and locking Assembly, locking Assembly includes compression spring, hasp and fixes the stack on the fuselage, the hasp cover establish on the stack and with stack sliding connection, be equipped with the locking ring on the hasp inside wall, be equipped with a plurality of locking hole on the stack lateral wall, the downthehole locking ball that is equipped with of locking, the inside installation cavity that is equipped with of stack, be equipped with the locking annular on the honeycomb duct, one side of honeycomb duct sets up in the installation cavity, one side and the locking ring contact of locking ball, the opposite side of locking ball stretches into the locking annular, compression spring's one end and fuselage are connected, compression spring's the other end and hasp are connected. The structure can be connected honeycomb duct and fuselage, and gas and liquid in the fuselage can pass through the honeycomb duct blowout after connecting, locking Assembly can guarantee can 360 rotations on the fuselage at the honeycomb duct, can adjust the export orientation of honeycomb duct as required, guarantees the convenience of the use of towards the tooth ware. And the honeycomb duct can be dismantled with quick assembly disassembly with being connected of fuselage, when needing the dismouting, only need slip hasp, make locking ring break away from the locking ball, the locking ball can move to the circumference outside, can insert or take out the honeycomb duct this moment.
Preferably, the outer side wall of the gun seat is provided with a limiting ring, and the side wall of the limiting ring is in contact with the side wall of the locking ring. The structure can ensure that the locking circular ring is just contacted with the locking ball, so that the locking ball locks the guide pipe. Meanwhile, the outer diameter of the limiting ring is larger than the inner diameter of the locking ring, the inner diameter of the corresponding part of the lock catch and the limiting ring is larger than the locking ring, when the sliding lock catch is unlocked, the corresponding part of the lock catch and the limiting ring corresponds to the locking ring of the lock hole, so that the locking ball can be unlocked, the locking ball can play a role in blocking after moving outwards for a certain distance, and the locking ball is prevented from falling off.
Preferably, the flow guide pipe comprises an air guide pipe and a water guide pipe, and the air guide pipe is sleeved outside the water guide pipe and is fixed with the water guide pipe; one end of the water guide pipe is provided with a water inlet, the water inlet penetrates through the gun seat to be connected with a water supply port on the machine body, one side of the air guide pipe is provided with an air inlet, the air inlet is arranged in the installation cavity and communicated with the installation cavity, the gun seat is provided with a communication hole, and the communication hole is communicated with an air supply port and the installation cavity on the machine body. The structure can make the air inlet and the water inlet of the flow guide pipe respectively communicated with the air supply port and the water supply port in the machine body. The end surface of the water inlet is tightly pressed with the end surface of the water supply port. Simultaneously, gas and liquid mix the gas-liquid mixture in the exit behind the honeycomb duct, and the water consumption when the gas-liquid mixture dashes tooth is far less than the water consumption when liquid dashes tooth, can reduce the use amount of dashing tooth liquid, and the travelling comfort is better when the gas-liquid mixture dashes tooth, and is littleer to the tooth damage.
Preferably, a sealing ring is arranged between the water inlet and the water supply port. The sealing washer can guarantee the sealed effect of the water inlet with the supply port on the fuselage when the honeycomb duct rotates, avoids leaking.
Preferably, the side wall of the gun seat mounting cavity is provided with a sealing ring groove, the sealing ring groove is arranged between the locking hole and the communicating hole, and a sealing ring is arranged in the sealing ring groove. The structure can be inserted at the honeycomb duct back, makes the installation cavity of guaranteeing completely cut off sealedly with external, avoids gaseous clearance between honeycomb duct and the gun platform to spill.
Preferably, the water guide pipe further comprises a water guide cavity and a water outlet, the water inlet, the water guide cavity and the water outlet are sequentially communicated, the water guide pipe and the air guide pipe jointly enclose a gas guide cavity, and the air guide pipe is provided with an air inlet communicated with the gas guide cavity and a plurality of air outlets communicated with the gas guide cavity. In the structure, high-pressure liquid enters the water guide pipe from the water inlet and is sprayed out from the water outlet after passing through the water guide cavity, high-pressure gas enters the gas guide pipe from the gas inlet and is sprayed out from the gas outlet after passing through the gas guide cavity, and the sprayed gas and the liquid are mixed to form a gas-liquid mixture. The gas outlet is arranged on the water outlet outer ring, so that the purpose of gas-liquid mixing can be achieved, and liquid can be wrapped in gas, so that a gas-liquid mixture can be bundled together, and the phenomenon that the tooth flushing effect is reduced due to the dispersion of the gas-liquid mixture is avoided.
Preferably, the air outlet and the water outlet are arranged on the same end face; the plurality of air outlets are uniformly distributed along the circumferential direction of the outer circle of the water guide pipe; the radial cross-sectional area of one side of the air outlet close to the water outlet is larger than that of one side of the air outlet far away from the water outlet; the total area of the radial cross sections of the plurality of air outlets is smaller than the area of the radial cross section of the air guide cavity. The structure enables gas and liquid to be sprayed out from the same end face, so that gas and liquid are mixed more thoroughly. Simultaneously, a plurality of gas outlet along aqueduct excircle circumference evenly distributed can make the gas-liquid mixture more even. The reduced cross-sectional area of the gas outlet can increase the relative flow rate when the gas is sprayed out, and the gas-liquid mixing effect is improved.
Preferably, the gun seat is fixed with the machine body through threads, and a sealing ring is arranged at the joint of the gun seat and the machine body. The structure can make gun stock and fuselage fixed, and guarantees the sealed effect of both connections through the sealing washer, avoids gas leakage.
The utility model has the advantages that: (1) the honeycomb duct and the machine body can be quickly disassembled and assembled; (2) the honeycomb duct can rotate around the machine body for 360 degrees; (3) the honeycomb duct is reliably connected with the machine body, and the sealing effect is good after the honeycomb duct is connected with the machine body; (4) the honeycomb duct can realize gas-liquid mixing; (5) the gas and liquid do not mix before entering the draft tube and can be supplied separately.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a partial enlarged view of the water outlet of the present invention.
In the figure: the gas guiding device comprises a flow guiding pipe 1, a gas guiding pipe 1.1, a gas inlet 1.1.1, a gas guiding cavity 1.1.2, a gas outlet 1.1.3, a water guiding pipe 1.2, a water inlet 1.2.1, a water guiding cavity 1.2.2, a water outlet 1.2.3, a locking ring groove 1.3, a locking component 2, a compression spring 2.1, a lock catch 2.2, a locking ring 2.2.1, a gun seat 2.3, a locking hole 2.3.1, an installation cavity 2.3.2, a limiting ring 2.3.3, a communicating hole 2.3.4, a locking ball 2.4, a sealing ring groove 2.5 and a sealing ring 3.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1:
as shown in fig. 1 and 2, a rotatable nozzle locking device, includes honeycomb duct 1 and locking assembly 2, and locking assembly 2 includes compression spring 2.1, hasp 2.2 and fixes rifle seat 2.3 on the fuselage, hasp 2.2 cover is established on rifle seat 2.3 and with rifle seat 2.3 sliding connection, is equipped with locking ring 2.2.1 on the hasp 2.2 inside wall, is equipped with a plurality of locking hole 2.3.1 on the rifle seat 2.3 lateral wall, is equipped with locking ball 2.4 in the locking hole 2.3.1, and rifle seat 2.3 is inside to be equipped with installation cavity 2.3.2, is equipped with locking ring groove 1.3 on the honeycomb duct 1, and in honeycomb duct 1's one side set up installation cavity 2.3.2, one side and the locking ring 2.2.2.1 contact of locking ball 2.4, and the opposite side of locking ball 2.4 stretches into locking ring groove 1.3, and compression spring 2.1's one end is connected with the fuselage, and compression spring 2.1's the other end is connected with hasp 2.2.2. The structure can be connected honeycomb duct 1 and fuselage, and the gas and the liquid in the fuselage can be through honeycomb duct 1 blowout after connecting, 360 rotations on the fuselage can be guaranteed at honeycomb duct 1 to locking Assembly 2, can adjust honeycomb duct 1's export orientation as required, guarantees the convenience of the use of towards the tooth ware. And the honeycomb duct 1 can be dismantled with the quick assembly disassembly of being connected of fuselage, when needing the dismouting, only need slip hasp 2.2, make locking ring 2.2.1 break away from locking ball 2.4, locking ball 2.4 can move to the circumference outside, can insert or take out honeycomb duct 1 this moment.
The outer side wall of the gun seat 2.3 is provided with a limiting ring 2.3.3, and the side wall of the limiting ring 2.3.3 is contacted with the side wall of the locking ring 2.2.1. The structure can ensure that the locking circular ring 2.2.1 is just contacted with the locking round ball 2.4, so that the locking round ball 2.4 locks the honeycomb duct 1. Meanwhile, the outer diameter of the limiting ring 2.3.3 is larger than the inner diameter of the locking ring 2.2.1, the inner diameter of the corresponding position of the lock catch 2.2 and the limiting ring 2.3.3 is larger than the inner diameter of the locking ring 2.2.1, when the sliding lock catch 2.2 is unlocked, the position corresponding to the limiting ring 2.3.3 originally corresponds to the locking ring 2.2.1 of the lock hole, so that the locking ring can be unlocked, and the locking ring can play a role of blocking after the locking ball 2.4 moves outwards for a certain distance, so that the locking ball 2.4 is prevented from falling off.
The flow guide pipe 1 comprises an air guide pipe 1.1 and a water guide pipe 1.2, and the air guide pipe 1.1 is sleeved on the outer side of the water guide pipe 1.2 and fixed with the water guide pipe 1.2; one end of the water guide pipe 1.2 is provided with a water inlet 1.2.1, the water inlet 1.2.1 penetrates through the gun seat 2.3 to be connected with a water supply port on the machine body, one side of the air guide pipe 1.1 is provided with an air inlet 1.1.1, the air inlet 1.1.1 is arranged in the installation cavity 2.3.2 and communicated with the installation cavity 2.3.2, the gun seat 2.3 is provided with a communicating hole 2.3.4, and the communicating hole 2.3.4 is communicated with the air supply port and the installation cavity 2.3.2 on the machine body. The structure can make the air inlet 1.1.1 and the water inlet 1.2.1 of the flow guide pipe 1 respectively communicated with the air supply port and the water supply port in the machine body. The end surface of the water inlet 1.2.1 is tightly pressed with the end surface of the water supply opening. Meanwhile, after the gas and the liquid pass through the flow guide pipe 1, the gas and the liquid are mixed at the outlet to form a gas-liquid mixture, the water consumption is low, the tooth flushing effect is better, and the tooth flushing process is more comfortable.
And a sealing ring 3 is arranged between the water inlet 1.2.1 and the water supply port. The sealing ring 3 can ensure the sealing effect of the water inlet 1.2.1 and the water supply port on the machine body when the guide pipe 1 rotates, and leakage is avoided.
The side wall of the gun seat 2.3 installation cavity 2.3.2 is provided with a sealing ring groove 2.5, the sealing ring groove 2.5 is arranged between the locking hole 2.3.1 and the communicating hole 2.3.4, and a sealing ring 3 is arranged in the sealing ring groove 2.5. The structure can be after honeycomb duct 1 inserts, makes the installation cavity 2.3.2 of guaranteeing sealed with external isolated, avoids gaseous clearance between honeycomb duct 1 and gun seat 2.3 to spill.
Example 2:
as shown in fig. 1, fig. 2 and fig. 3, on the basis of embodiment 1, the water guide tube 1.2 further includes a water guide cavity 1.2.2 and a water outlet 1.2.3, the water inlet 1.2.1, the water guide cavity 1.2.2 and the water outlet 1.2.3 are sequentially communicated, the water guide tube 1.2 and the air guide tube 1.1 together enclose an air guide cavity 1.1.2, and the air guide tube 1.1 is provided with an air inlet 1.1.1 communicated with the air guide cavity 1.1.2 and a plurality of air outlets 1.1.3 communicated with the air guide cavity 1.1.2. In the structure, high-pressure liquid enters the water guide pipe 1.2 from the water inlet 1.2.1, passes through the water guide cavity 1.2.2 and then is sprayed out from the water outlet 1.2.3, high-pressure gas enters the gas guide pipe 1.1 from the gas inlet 1.1.1 and is sprayed out from the gas outlet 1.1.3 after passing through the gas guide cavity 1.1.2, and the sprayed gas and the liquid are mixed to form a gas-liquid mixture. Gas outlet 1.1.3 circles on delivery port 1.2.3 outer, can be in order to reach the purpose of gas-liquid mixture, can make liquid parcel in gaseous again, makes the gas-liquid mixture body can be tied in a bundle together, avoids the gas-liquid mixture body dispersion to lead to towards the tooth effect to reduce.
The air outlet 1.1.3 and the water outlet 1.2.3 are arranged on the same end face; the plurality of air outlets 1.1.3 are uniformly distributed along the circumferential direction of the outer circle of the water guide pipe 1.2; the radial cross-sectional area of the side, close to the water outlet 1.2.3, of the air outlet 1.1.3 is larger than that of the side, far away from the water outlet 1.2.3, of the air outlet 1.1.3; the total area of the radial cross sections of the plurality of air outlets 1.1.3 is smaller than the area of the radial cross section of the air guide cavity 1.1.2. The structure enables gas and liquid to be sprayed out from the same end face, so that gas and liquid are mixed more thoroughly. Simultaneously, a plurality of gas outlet 1.1.3 can make gas-liquid mixture more even along aqueduct 1.2 excircle circumference evenly distributed. The reduced cross-sectional area of the gas outlet 1.1.3 can increase the relative flow velocity when the gas is ejected, increasing the gas-liquid mixing effect.
The gun seat 2.3 is fixed with the machine body through threads, and a sealing ring 3 is arranged at the joint of the gun seat 2.3 and the machine body. The structure can make stock 2.3 fixed with the fuselage, and guarantees the sealed effect of both connections through sealing washer 3, avoids gas leakage.
The utility model has the advantages that: the honeycomb duct and the machine body can be quickly disassembled and assembled; the honeycomb duct can rotate around the machine body for 360 degrees; the honeycomb duct is reliably connected with the machine body, and the sealing effect is good after the honeycomb duct is connected with the machine body; the honeycomb duct can realize gas-liquid mixing; the gas and liquid do not mix before entering the draft tube and can be supplied separately.
Claims (8)
1. The utility model provides a rotatable nozzle locking device, characterized by, including honeycomb duct and locking Assembly, locking Assembly includes compression spring, hasp and fixes the stack on the fuselage, the hasp cover establish on the stack and with stack sliding connection, be equipped with the locking ring on the hasp inside wall, be equipped with a plurality of locking hole on the stack lateral wall, the downthehole locking ball that is equipped with of locking, the inside installation cavity that is equipped with of stack, be equipped with the locking annular on the honeycomb duct, one side of honeycomb duct sets up in the installation cavity, one side and the locking ring contact of locking ball, the opposite side of locking ball stretches into the locking annular, compression spring's one end is connected with the fuselage, compression spring's the other end and hasp are connected.
2. A rotatable nozzle locker according to claim 1 wherein the gun mount has a retainer ring on the outside wall thereof, the retainer ring contacting the locking ring.
3. The rotatable nozzle locker of claim 1, wherein the flow guide tube comprises a gas guide tube and a water guide tube, the gas guide tube is sleeved outside the water guide tube and fixed with the water guide tube; one end of the water guide pipe is provided with a water inlet, the water inlet penetrates through the gun seat to be connected with a water supply port on the machine body, one side of the air guide pipe is provided with an air inlet, the air inlet is arranged in the installation cavity and communicated with the installation cavity, the gun seat is provided with a communication hole, and the communication hole is communicated with an air supply port and the installation cavity on the machine body.
4. A rotatable nozzle locker according to claim 3 wherein a sealing ring is provided between the water inlet and the water supply port.
5. A rotatable nozzle lock according to claim 3, wherein the side wall of the gun platform mounting chamber is provided with a sealing ring groove, the sealing ring groove is arranged between the locking hole and the communication hole, and a sealing ring is arranged in the sealing ring groove.
6. The rotatable nozzle locking device as claimed in claim 3, wherein the water conduit further comprises a water guiding chamber and a water outlet, the water inlet, the water guiding chamber and the water outlet are sequentially communicated, the water conduit and the air duct together form an air guiding chamber, and the air duct is provided with an air inlet communicated with the air guiding chamber and a plurality of air outlets communicated with the air guiding chamber.
7. A rotatable nozzle locker as claimed in claim 6 wherein the air outlet and water outlet are provided on the same end face; the plurality of air outlets are uniformly distributed along the circumferential direction of the outer circle of the water guide pipe; the radial cross-sectional area of one side of the air outlet close to the water outlet is larger than that of one side of the air outlet far away from the water outlet; the total area of the radial cross sections of the plurality of air outlets is smaller than the area of the radial cross section of the air guide cavity.
8. A rotatable nozzle locker according to claim 1 or claim 2 or claim 3 or claim 4 or claim 5 or claim 6 or claim 7 wherein the barrel is secured to the body by screw threads, and a sealing ring is provided at the junction of the barrel and the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920183984.XU CN209847430U (en) | 2019-02-01 | 2019-02-01 | Rotatable nozzle locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920183984.XU CN209847430U (en) | 2019-02-01 | 2019-02-01 | Rotatable nozzle locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209847430U true CN209847430U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920183984.XU Active CN209847430U (en) | 2019-02-01 | 2019-02-01 | Rotatable nozzle locking device |
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| Country | Link |
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| CN (1) | CN209847430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113677294A (en) * | 2019-02-22 | 2021-11-19 | 洁碧有限公司 | Wireless water dental floss machine |
-
2019
- 2019-02-01 CN CN201920183984.XU patent/CN209847430U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113677294A (en) * | 2019-02-22 | 2021-11-19 | 洁碧有限公司 | Wireless water dental floss machine |
| CN113677294B (en) * | 2019-02-22 | 2023-10-27 | 洁碧有限公司 | Wireless water dental floss machine |
| US11918429B2 (en) | 2019-02-22 | 2024-03-05 | Water Pik, Inc. | Cordless water flosser |
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