TWI606203B - Inflatable air nozzle connector structure - Google Patents

Description

Inflatable nozzle joint structure

The invention relates to a gas nozzle joint for a gas nozzle connection of a vehicle tire, and the tire joint is inflated by a gas nozzle joint. The gas nozzle joint of the invention especially refers to a gas nozzle joint which can be combined with high pressure and quick combination and simply disengaged.

The inflatable type of the vehicle tire is used for the inflation nozzle designed with a check valve on the tire, and then inflated by the pressure pump, and the pressure pump end is provided with a gas nozzle joint, and the gas nozzle joint is combined with the gas nozzle. Conduction, at present all the nozzle joints are combined with the inflation nozzles, and all the joints on the nozzle joints need to be switched on before the nozzle joints can be combined with the inflation nozzles, and then the fixing device is locked, so that the nozzle joints are firmly engaged. Inflatable mouth, then you can let go and inflate smoothly.

The above-mentioned nozzle joint is extremely inconvenient to operate the fixing device of the inflation nozzle, and the fixing device mainly has three ways:

One is a pulling and tightening method, which is to tighten the inflation nozzle by using the rubber in the compression nozzle joint, and it is very convenient to use the screw on the inflation nozzle, but the simple rubber tightening force Poor, will fall off when using high pressure inflation.

The other is a screw rotation mode. The screw rotation type utilizes the rotation of the female screw in the air nozzle joint, and the rotation of the male screw of the inflation nozzle causes the air nozzle joint to screw the air nozzle, although it can be used for high pressure inflation. However, the use of the screwing process is very slow and inconvenient.

The other is a sleeve control slider mode, wherein the inner side of the slider is provided with a male screw that can be inserted into the inflator, and the gripping sleeve is pushed forward to control the movement of the tooth of the slider to obtain an embedded card. The detachment also needs to grasp the sleeve and pull back to control the movement of the teeth of the slider away from the male screw. Although it can be used for high pressure inflation, the operation process is not easy.

At present, although there is a design method of pressing and controlling the screw fixing, it is necessary to operate both hands regardless of the tightening method, the screw rotation mode or the pressing control screw mode, and the nozzle joint must be combined with the front and rear of the inflation nozzle. There is an operation of the fixing device, which is inconvenient, uncomfortable and troublesome to use.

The present inventors have in view of the above-mentioned conventional gas nozzle joints which have to be pressed or pulled before and after the inflation operation, which is inconvenient to operate, and cannot be used for high-pressure inflation, and how to overcome the above disadvantages at the same time, is the idea of thinking and creation. After extensive investigation and trial sample testing, and multiple corrections and improvements, the present invention was finally introduced.

The invention provides a gas nozzle joint structure for inflation, comprising: a joint seat, an inlet end and an outlet end, a passage between the inlet end and the outlet end, and the outlet end is provided with a pivot groove. At least one movable occlusal tooth is disposed in the air outlet end of the joint seat, and has a tooth on the inner side and an interlocking portion on the outer side, and the tooth is controlled to generate an action between the inner position and the outer position, the inner position and the outer side There is a reverse stroke between the positions from the inside to the outside and toward the inlet end. The inner position acts in the passage, and the outer position acts outside the passage. The at least one control member is disposed in the air outlet end of the joint seat, and the outer portion is provided with a manual portion for manual control, and the inner portion is provided with a control portion and the linkage portion cooperates with each other. When the manual portion is switched and pressed, the control portion is dialed. Moving the linking portion outward causes the tooth to generate a displacement between the inner position and the outer position, and the control member A pivot is disposed, and the pivot is disposed in the pivot slot to cause a preset action stroke when the manual portion is switched. And at least one elastic member disposed between the binding seat and the control member or the movable engaging teeth.

The main purpose of the gas nozzle joint structure for inflating of the present invention is to use a gas nozzle joint to inflate the inflation nozzle, or to complete the bite movement of the gas nozzle joint from the inflation nozzle after completion of the inflation, and the one-hand operation can be completed, and the combination only needs to be inflated. The mouth is automatically completed by the passage of the outlet end; the separation only needs to press the manual portion 41 of the control member, which has the advantages of simple operation and convenience.

The secondary purpose of the gas nozzle joint structure of the present invention is that if the inflation pressure is too large when the inflation nozzle is pushed outward by the air pressure during the inflation process, the outwardly pushing force will simultaneously pull the teeth of the movable engagement teeth toward the thread direction, so that The teeth of the active occlusal teeth use a larger force to bite the thread of the aeration nozzle, so that the inflation nozzle does not fall off, and is more suitable for high pressure inflation.

Another object of the gas nozzle joint structure for inflating of the present invention is that the air outlet end of the joint seat has a flat shape composed of two long sides and two short sides, and the flat shape is applicable to a variety of sizes and forms of the air nozzle or tire.

1‧‧‧ nozzle joint

2‧‧‧Inflatable mouth

2A‧‧‧ threaded teeth

10‧‧‧ combined seat

11‧‧‧Inlet

12‧‧‧Exhaust end

121‧‧‧Longside

122‧‧‧ Short side

13‧‧‧ channel

14‧‧‧First pivot slot

15‧‧‧Second pivot slot

16‧‧‧Pushing Department

20‧‧‧ gas ring

30‧‧‧Active occlusal teeth

31‧‧‧ teeth

32‧‧‧ linkage department

30A‧‧‧Inside position

30B‧‧‧Outside position

30C‧‧‧Reverse travel

33‧‧‧First pivot

40‧‧‧Controls

41‧‧‧Manual Department

42‧‧‧Control Department

43‧‧‧Second pivot

50‧‧‧Flexible parts

60‧‧‧Flexible parts

First Figure: A three-dimensional combination of the present invention.

Second Figure: An exploded perspective view of the present invention.

Third Figure: A three-dimensional semi-combination diagram of the present invention.

Fourth: The combined plan view of the present invention, the movable occlusal teeth and the control member are not actuated.

Fig. 5 is a plan view of the combination of the present invention, the movable engaging teeth and the pressing action of the control member.

Fig. 6 is a partially enlarged view showing the combination of the movable engaging teeth and the control member of the present invention.

Figure 7 is a schematic view of the process of inserting the gas nozzle joint of the gas nozzle of the present invention.

Eighth: The schematic diagram of the process of forcibly removing the aeration nozzle by the unpressed control member of the present invention.

Ninth view: Schematic diagram of the process of pulling out the inflator by the pressing control member of the present invention.

Figure 11 is a schematic view of another embodiment of the present invention.

In the following, the preferred embodiment of the present invention will be described in detail with reference to the drawings:

First, please view it as shown in the first, second, third, fourth and fifth figures, which is a combination of a gas nozzle joint 1 and a gas-filled nozzle 2 for inflating, and the gas-filling nozzle 2 is provided with a thread 2A at the outer periphery of the end portion. There is a check valve in the end, and the nozzle joint 1 comprises:

A joint 10 is formed by combining an upper cover 101 and a lower cover 102. The joint 10 is provided with an air inlet end 11 and an air outlet end 12. The air inlet end 11 is connected to a gas source, and the air inlet end 11 is circular. The air outlet end 12 has a flat shape. The flat shape has two long sides 121 and two short sides 122. A passage 13 is provided between the air inlet end 11 and the air outlet end 12 for gas circulation, and two short sides of the air outlet end 12 are provided. 122 is provided with a pivot hole 14 and a pivot slot 15 . The channel 13 is further provided with a pushing portion 16 that does not block the air inlet end 11 and the air outlet end 12 . The air inlet nozzle 2 is end-to-end. The outlet end 12 is inserted into the passage 13.

A gas stop ring 20 is disposed in the passage 13 and does not block the space between the air inlet end 11 and the air outlet end 12. When the air inlet nozzle 2 is inserted into the air outlet end 12 at the end, the air nozzle 2 is reversed. The valve is pressed and opened by the pushing portion 16, and the gas-filling nozzle 2 is pressed against the gas-stopping ring 20 at the end, and the gas-filling nozzle 2 is ventilated with the passage 13 and the gas-injecting end 11 to maintain a gas stop with the outside.

The movable occlusal teeth 30 are provided in the embodiment. The movable occlusal teeth 30 are respectively disposed in the two short sides 122 of the binding base 10, and the teeth 31 are arranged on the inner side and the linkage portion 32 is arranged on the outer side. The tooth 31 can be controlled to generate a displacement action between the inner position 30A and the outer position 30B (as shown in the fifth and sixth figures), and there is an inner side between the inner position 30A and the outer position 30B. a reverse stroke 30C that is inclined outwardly toward the inlet end 11 , the reverse stroke 30C being an arcuate line, the inner position 30A acting in the passage 13 , the outer position 30B acting outside the passage 13; the active bite A pivot 33 is provided on one side of the 30, and the pivot 33 is disposed in the pivot hole 14 to generate a reverse path 30C of a fixed path.

At least one control member 40, in this embodiment, two control members 40 are used. The control member 40 is disposed in the two short sides 122 of the binding base 10. The manual portion 41 is provided on the outer side for manual control of the pressing mode, and the inner portion is provided with a control portion. 42 is interlocked with the interlocking portion 32 in a toggle manner. When the manual portion 41 is pressed, the control portion 42 is configured to move the interlocking portion 32 outward to cause the tooth 31 to be displaced outward between the inner position 30A and the outer position 30B. In the action, the control member 40 is provided with a pivot 43. The pivot 43 is disposed in the pivot slot 15 to cause a preset action stroke when the manual portion 41 is switched.

At least one elastic member 50, 60, in this embodiment, four elastic members 50, 60 are respectively disposed between the coupling seat 10 and the two control members 40 and the two movable engaging teeth 30, so that the teeth of the movable engaging teeth 30 are provided. The 31 normal state is located at the inner position 30A, and when the manual portion 41 of the control member 40 is pressed, the elastic member 50 is compressed to move the tooth 31 toward the outer position 30B along the reverse stroke 30C.

When the air nozzle joint 1 is used to combine the inflation nozzle 2 to provide inflation for inflation, as shown in the seventh figure, the inflation nozzle 2 can be inserted by the passage 13 of the air outlet end 12 with one hand, and the teeth 31 of the movable engagement tooth 30 are inserted. When the screw 2A is pushed to generate a rotation and a bouncing opening in the reverse stroke 30C, the inflation nozzle 2 can be continuously inserted into the bottom, and the check valve in the end portion of the inflation nozzle 2 is pressed and pressed by the pushing portion 16, and the same is stopped. The air ring 20 presses against the end of the inflator 2, so that the inflator 2 and the passage 13 and the air inlet end 11 are ventilated to maintain a gas stop with the outside, and when the air inlet end 11 is filled with gas, the inflator 2 can be inflated. At this time, the thread 2A of the inflating nozzle 2 is kept engaged by the teeth 31 of the movable engaging teeth 30 at the inner position 30A, and the entire process is completed automatically by simply inserting the inflating nozzle 2 from the passage 13 of the outlet end 12.

When the control member is not pressed, the inflation nozzle 2 is forcibly removed or the inflation pressure is too large. When pushed out by the air pressure, as shown in the eighth figure, when the control member is not pressed, the inflating nozzle 2 is pushed outward, and the outwardly pushing force simultaneously pulls the teeth 31 of the movable engaging teeth 30 toward the thread 2A. Therefore, the aeration nozzle 2 is bitten with a greater force, so that the inflation nozzle 2 does not fall off.

When the inflation is completed, as shown in the ninth figure, the manual portion 41 of the control member 40 is pressed with one hand, so that the control member 40 compresses the elastic member 60 while the control portion 42 of the control member 40 is pivoted about the pivot shaft 43. The control unit 42 pivotally moves the interlocking portion 32 of the movable engaging tooth 30 to move the tooth 31 from the inner position 30A along the reverse stroke 30C to the outer position 30B, and the air nozzle joint 1 is further disengaged from the air nozzle 2 The bite.

As shown in the first to the ninth figures, the coupling seat 10 uses two movable engaging teeth 30 and two control members 40. As shown in the tenth figure, a combined engaging tooth 30 can also be used in the joint seat 10. A control 40 is used with equivalent functionality.

From the structure of the above specific embodiment, it can be known that the present invention has the following benefits:

1. The invention has the advantages of simple operation and convenience, and the air nozzle joint 1 is used to inflate the inflation nozzle 2, or the air nozzle joint 1 is disengaged from the inflation nozzle 2 after the inflation is completed. The hand operation can be completed, and the combination only needs to insert the inflation nozzle 2 from the passage 13 of the air outlet end 12, which is automatically completed; the separation only needs to press the manual portion 41 of the control member 40, which has the advantages of simple operation and convenience.

2. The nozzle joint 1 of the present invention has the advantage of high pressure inflation. If the inflation pressure is too large during inflation, the inflation nozzle 2 is pushed outward by the air pressure, and the outwardly pushed force simultaneously snails the teeth 31 of the movable engagement tooth 30. The teeth 2A are pulled in such a way that the teeth 31 of the movable occlusal teeth 30 engage the thread 2A of the aeration nozzle 2 with a greater force, so that the aeration nozzle 2 does not fall off and is more suitable for high-pressure inflation.

3. The air outlet end 12 of the joint 10 of the present invention has two long sides 121 and two short sides 122 A flat shape that is suitable for a wide variety of sizes and forms of the aeration nozzle 2 or tire.

10‧‧‧ combined seat

11‧‧‧Inlet

12‧‧‧Exhaust end

121‧‧‧Longside

122‧‧‧ Short side

13‧‧‧ channel

14‧‧‧First pivot slot

15‧‧‧Second pivot slot

16‧‧‧Pushing Department

20‧‧‧ gas ring

30‧‧‧Active occlusal teeth

31‧‧‧ teeth

32‧‧‧ linkage department

33‧‧‧First pivot

40‧‧‧Controls

41‧‧‧Manual Department

42‧‧‧Control Department

43‧‧‧Second pivot

50‧‧‧Flexible parts

60‧‧‧Flexible parts

Claims (10)

A gas nozzle joint structure for inflating, the gas nozzle joint comprises: a joint seat, the joint seat is provided with an inlet end and an outlet end, and a passage is provided between the inlet end and the outlet end; at least one movable bite tooth The movable engaging teeth are disposed in the air outlet end of the binding seat, the teeth are disposed on the inner side, and the interlocking portion is disposed on the outer side, and the teeth are controlled to generate an action between the inner position and the outer position, the inner position and the outer position There is a reverse stroke from the inside to the outside and inclined toward the inlet end. The inner position acts in the passage, and the outer position acts outside the passage; at least one control member, the control member is disposed at the joint. In the middle end, the manual part is manually controlled by the pressing part, and the inner side is provided with a control part that is interlocked with the interlocking part to interlock with the interlocking part. When the manual part is pressed, the control part moves the interlocking part to the outside. The tooth has an outward displacement action between the inner position and the outer position; and at least one elastic member is disposed between the joint and the control member or the movable occlusal tooth, so that the tooth of the movable occlusal tooth is normally located At the inside position, and the pressing portion of the manual control member, the resilient member is compressed so that the teeth along the reverse stroke movement to the outer position. The inflatable nozzle joint structure according to claim 1, wherein the elastic member is disposed between the joint seat and the movable engaging teeth. The inflatable nozzle joint structure according to claim 1, wherein the elastic member is disposed between the joint and the control member. The air nozzle joint structure for inflating according to claim 1, wherein the elastic members are respectively disposed between the joint seat and the control member, and disposed between the joint seat and the movable snap teeth. The air nozzle joint structure for inflating according to claim 1, wherein the air outlet end of the joint seat has a flat shape, and the flat shape has two long sides and two short sides, and the movable engaging teeth are disposed on the joint seat. In the short side, the control member is disposed in the two short sides of the joint. The air nozzle joint structure for inflating according to claim 1, wherein the air outlet end of the joint seat is provided with a pivot slot, and the control member is provided with a pivot shaft, and the pivot shaft is disposed in the pivot slot to make the switch press The manual action generates a preset action stroke. The air nozzle joint structure according to claim 1, wherein the joint seat is provided with a pivot hole, and the movable bite tooth is provided with a pivot rod, and the pivot rod is disposed in the pivot hole to generate a fixed path. Reverse stroke. The inflated nozzle joint structure according to claim 7, wherein the reverse stroke of the teeth of the movable engaging teeth is a curved line. The air nozzle joint structure for inflating according to claim 1, wherein the passage is provided with a pushing portion that does not block the air inlet end and the air outlet end. The air nozzle joint structure for inflating according to claim 1, further comprising: a gas stop ring disposed in the passage and not blocking the space between the gas inlet end and the gas outlet end.