阅读说明：本技术 一种充气泵用自适应胎压防止过充导致损坏的辅助设备 (Auxiliary assembly for preventing damage caused by over-charging of self-adaptive tire pressure for inflator pump ) 是由 不公告发明人 于 2021-01-08 设计创作，主要内容包括：本发明涉及充气泵技术领域,且公开了一种充气泵用自适应胎压防止过充导致损坏的辅助设备,包括嵌入块,所述嵌入块底部活动连接有传动杆,所述传动杆底部活动连接有支撑杆,所述支撑杆底部活动连接有复位弹簧,所述支撑杆外部活动连接有调节气腔,所述传动杆左侧活动连接有连接杆,所述连接杆底部活动连接有安装座,通过调节气腔内部的气压与外部轮胎的胎压形成一个压力差,这个压力差会作用在复位弹簧上,并最终拉伸复位弹簧带动嵌入块运动,嵌入块运动会带动排气槽运动直至排气槽与堵气孔分离,从而使得堵气孔不再阻挡排气槽的气体排出,如此便达到了自动根据胎压大小调节补气量防止过充导致轮胎损坏的效果。(The invention relates to the technical field of inflation pumps, and discloses auxiliary equipment for preventing damage caused by over-inflation by self-adaptive tire pressure for an inflation pump, which comprises an embedded block, the bottom of the embedded block is movably connected with a transmission rod, the bottom of the transmission rod is movably connected with a supporting rod, the bottom of the supporting rod is movably connected with a return spring, the outside of the supporting rod is movably connected with an adjusting air cavity, the left side of the transmission rod is movably connected with a connecting rod, the bottom of the connecting rod is movably connected with a mounting seat, by adjusting the air pressure in the air cavity and the tire pressure of the external tire, a pressure difference is formed, and the pressure difference can act on the return spring, finally, the reset spring is stretched to drive the embedded block to move, the embedded block can drive the exhaust groove to move until the exhaust groove is separated from the air blocking hole, therefore, the air blocking hole does not block the air discharge of the air discharge groove any more, and the effect of automatically adjusting the air supplement amount according to the tire pressure to prevent the damage of the tire caused by over-inflation is achieved.)

1. The utility model provides an auxiliary assembly that self-adaptation tire pressure prevents that overcharge from leading to damaging for inflator pump, includes embedded piece (1), its characterized in that: the bottom of the embedded block (1) is movably connected with a transmission rod (2), the bottom of the transmission rod (2) is movably connected with a support rod (3), the bottom of the support rod (3) is movably connected with a reset spring (4), the outer part of the support rod (3) is movably connected with an adjusting air cavity (5), the left side of the transmission rod (2) is movably connected with a connecting rod (6), the bottom of the connecting rod (6) is movably connected with a mounting seat (7), the bottom of the mounting seat (7) is movably connected with a support frame (8), the bottom of the support frame (8) is movably connected with a triangular valve (9), the bottom of the triangular valve (9) is movably connected with a vent groove (10), the bottom of the vent groove (10) is movably connected with an extrusion rod (11), the bottom of the extrusion rod (11) is movably connected with a buffer spring (12), exhaust duct (13) left side swing joint has stifled gas pocket (14), the equal swing joint in both ends has push rod (15) about transfer line (2), push rod (15) bottom swing joint has ejector pad (16), ejector pad (16) left end swing joint has extension spring (17), ejector pad (16) right-hand member swing joint has gasbag (18).

2. The adaptive tire pressure damage prevention auxiliary device for a inflator according to claim 1, wherein: the central axis of the reset spring (4) and the central axes of the embedded block (1), the transmission rod (2) and the support rod (3) are in the same straight line.

3. The adaptive tire pressure damage prevention auxiliary device for a inflator according to claim 1, wherein: the pressure intensity in the regulating air cavity (5) is consistent with the normal tire pressure.

4. The adaptive tire pressure damage prevention auxiliary device for a inflator according to claim 1, wherein: the two connecting rods (6) are symmetrically distributed on the left side and the right side of the transmission rod (2).

5. The adaptive tire pressure damage prevention auxiliary device for a inflator according to claim 1, wherein: one end of the air blocking hole (14) close to the exhaust groove (13) is connected with the exhaust groove (13) in a sliding mode, and the length of the air blocking hole (14) is larger than that of the exhaust groove (13).

6. The adaptive tire pressure damage prevention auxiliary device for a inflator according to claim 1, wherein: the central axis of the air bag (18) is in the same straight line with the central axes of the push block (16) and the extension spring (17).

Technical Field

The invention relates to the technical field of inflation pumps, in particular to auxiliary equipment for preventing damage caused by over-inflation by self-adaptive tire pressure for the inflation pump.

Background

Nowadays, people's standard of living is higher and higher to make more and more people choose to purchase the car as the instrument of riding instead of walk of daily trip, and the stability of its tire pressure needs to be guaranteed to the car in the driving process, in case the tire pressure is low needs in time to its tonifying qi, this just makes the pump become one of the pump body that people used commonly.

The size of the inflation volume of present pump when aerifing the tire is controlled by the operator mostly, in case the operator misoperation then probably leads to the fact the condition of overcharging to lead to the too big light then influence the life of tire heavy then can cause the traffic accident to cause the casualties, need guarantee the clean degree of air supply when aerifing the tire simultaneously.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and an auxiliary device for preventing damage caused by overcharge due to adaptive tire pressure for an inflator pump is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides auxiliary equipment for an inflator pump, which is self-adaptive to tire pressure and prevents damage caused by over-inflation, has the advantages of automatically adjusting air supplement amount according to the size of the tire pressure, preventing damage of the tire caused by over-inflation, automatically purifying particles in the tire and prolonging the service life of the tire, and solves the problems that the traditional inflator pump cannot effectively prevent process phenomenon and cannot ensure the cleanness degree of an air source when in use.

(II) technical scheme

In order to realize the purposes of automatically adjusting air supplement amount according to the tire pressure to prevent damage of the tire caused by over inflation, automatically purifying particles in the tire and prolonging the service life of the tire, the invention provides the following technical scheme: an auxiliary device for preventing damage caused by over-inflation by using self-adaptive tire pressure for an inflation pump comprises an embedded block, wherein the bottom of the embedded block is movably connected with a transmission rod, the bottom of the transmission rod is movably connected with a support rod, the bottom of the support rod is movably connected with a reset spring, the outer part of the support rod is movably connected with an adjusting air cavity, the left side of the transmission rod is movably connected with a connecting rod, the bottom of the connecting rod is movably connected with an installation seat, the bottom of the installation seat is movably connected with a support frame, the bottom of the support frame is movably connected with a triangular valve, the bottom of the triangular valve is movably connected with an air groove, the bottom of the air groove is movably connected with an extrusion rod, the bottom of the extrusion rod is movably connected with a buffer spring, the left end and the right, the bottom of the push rod is movably connected with a push block, the left end of the push block is movably connected with an extension spring, and the right end of the push block is movably connected with an air bag.

Preferably, the central axis of the return spring is collinear with the central axes of the embedded block, the transmission rod and the support rod.

Preferably, the pressure inside the regulating air cavity is consistent with the normal tire pressure.

Preferably, the number of the connecting rods is two, and the connecting rods are symmetrically distributed on the left side and the right side of the transmission rod.

Preferably, one end of the air blocking hole close to the exhaust groove is connected with the exhaust groove in a sliding mode, and the length of the air blocking hole is larger than that of the exhaust groove.

Preferably, the central axis of the air bag is collinear with the central axes of the push block and the extension spring.

(III) advantageous effects

Compared with the prior art, the invention provides auxiliary equipment for preventing damage caused by over-charging by using a self-adaptive tire pressure for an inflator pump, which has the following beneficial effects:

1. the self-adaptive tire pressure for the inflator pump prevents the auxiliary equipment damaged due to over inflation, whether the air pressure in the adjusting air cavity is the normal tire pressure or not needs to be calibrated before use, the equipment is placed into a tire to be inflated through an inflating device of the tire after the air pressure of the adjusting air cavity is determined to be normal, at the moment, the air pressure in the adjusting air cavity and the tire pressure of an external tire form a pressure difference, the pressure difference can act on an embedding block to exert an acting force on the embedding block, the acting force acts on a reset spring through a supporting rod, finally, the reset spring is stretched to deform and then drive the embedding block to move, the embedding block moves so as to pull a connecting rod, the connecting rod moves to drive a mounting seat to move, the mounting seat moves to exert a pulling force on a supporting frame, the pulling force acts on a buffer spring through an extrusion rod, and the buffer spring is stretched to drive a triangular valve to move after being deformed, at this moment, the triangular valve can move upwards until the exhaust duct separates from the air blocking hole, thereby the air blocking hole can not block the gas discharge of the exhaust duct any more, at this moment, the air can be injected into the exhaust duct via the extrusion rod, and then the air is injected into the tire via the exhaust duct, the air is supplied, and along with the gradual increase of the air pressure inside the tire, the pressure difference formed by the pressure inside the adjusting air cavity and the air pressure inside the tire is gradually reduced until the pressure difference becomes zero, at this moment, the embedding block can move downwards under the action of the resilience force of the reset spring, thereby the connecting rod is driven to move, and then the exhaust duct is driven to contact with the air blocking hole, thereby the exhaust duct is blocked and is not supplied with air, so that the effect of automatically adjusting the air supply amount according to the size.

2. This self-adaptation tire pressure prevents to overcharge auxiliary assembly who leads to damage for inflator pump, can form a pressure differential with the inside atmospheric pressure of tire through the inside atmospheric pressure of regulation air cavity when using, thereby tensile reset spring makes it take place to drive the transfer line motion after the deformation, the transfer line motion can stimulate the push rod, a horizontal thrust can be applyed for the ejector pad to the push rod motion, this thrust is acted on extension spring through the ejector pad, thereby compression extension spring makes it take place to drive the ejector pad motion after the deformation, the gasbag can be stretched to the ejector pad motion, the gasbag is being stretched the internal space increase pressure and reducing, thereby can form a negative pressure, this negative pressure can be acted on in the air that flows all around equipment, adsorb its inside particulate matter, thereby the effect that automatic purification tire inside particulate matter improves tire life has been reached.

Drawings

FIG. 1 is a schematic view of a return spring according to the present invention;

FIG. 2 is a schematic diagram of the structure of the regulated air cavity of the present invention;

FIG. 3 is a schematic view of a buffer spring according to the present invention;

FIG. 4 is a schematic view of the bladder of the present invention;

fig. 5 is a schematic view of a triangular valve structure according to the present invention.

In the figure: 1. embedding a block; 2. a transmission rod; 3. a support bar; 4. a return spring; 5. adjusting the air cavity; 6. a connecting rod; 7. a mounting seat; 8. a support frame; 9. a triangular valve; 10. a vent channel; 11. an extrusion stem; 12. a buffer spring; 13. an exhaust groove; 14. blocking air holes; 15. a push rod; 16. a push block; 17. an extension spring; 18. an air bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an auxiliary device for preventing damage caused by overcharge by using adaptive tire pressure for an inflator pump comprises an embedded block 1, a transmission rod 2 movably connected to the bottom of the embedded block 1, a support rod 3 movably connected to the bottom of the transmission rod 2, a return spring 4 movably connected to the bottom of the support rod 3, the central axis of the return spring 4 and the central axis of the embedded block 1, the transmission rod 2 and the support rod 3 are in the same straight line, an adjusting air cavity 5 is movably connected to the outside of the support rod 3, the pressure inside the adjusting air cavity 5 is consistent with the normal tire pressure, a connecting rod 6 is movably connected to the left side of the transmission rod 2, the two connecting rods 6 are symmetrically distributed on the left side and the right side of the transmission rod 2, an installation seat 7 is movably connected to the bottom of the connecting rod 6, a support frame 8 is, triangular valve 9 bottom swing joint has air duct 10, air duct 10 bottom swing joint has extrusion stem 11, extrusion stem 11 bottom swing joint has buffer spring 12, equal swing joint in both ends has exhaust duct 13 about triangular valve 9, exhaust duct 13 left side swing joint has stifled gas pocket 14, stifled gas pocket 14 is close to the one end and the exhaust duct 13 sliding connection of exhaust duct 13, and the length of stifled gas pocket 14 is greater than the length of exhaust duct 13, equal swing joint in both ends has push rod 15 about transfer line 2, push rod 15 bottom swing joint has ejector pad 16, ejector pad 16 left end swing joint has extension spring 17, ejector pad 16 right-hand member swing joint has gasbag 18, the central axis and the ejector pad 16 of gasbag 18, extension spring 17's the central axis is same straight line.

The working principle is as follows: the self-adaptive tire pressure for the inflator pump prevents the auxiliary equipment damaged by over-inflation, whether the air pressure in the adjusting air cavity 5 is the normal tire pressure or not needs to be calibrated before use, the equipment is placed into the tire to be inflated through the tire inflation device after the air pressure in the adjusting air cavity 5 is confirmed to be normal, at the moment, the air pressure in the adjusting air cavity 5 and the tire pressure of the external tire form a pressure difference, the pressure difference can act on the embedded block 1 to exert an acting force on the embedded block 1, the acting force acts on the reset spring 4 through the supporting rod 3, finally the reset spring 4 is stretched to deform and then drive the embedded block 1 to move, the embedded block 1 moves so as to pull the connecting rod 6, the connecting rod 6 moves to drive the mounting seat 7 to move, the mounting seat 7 moves to exert a pulling force on the supporting frame 8, and the pulling force acts on the buffer spring 12 through the extrusion rod 11, thereby stretching the buffer spring 12 to deform and then driving the triangular valve 9 to move, at the moment, the triangular valve 9 can move upwards until the exhaust groove 13 is separated from the air blocking hole 14, so that the air blocking hole 14 no longer blocks the air in the air discharge groove 13 from being discharged, at this time, the air can be injected into the air discharge groove 13 through the extrusion rod 11 and then injected into the tire through the air discharge groove 13 for air supplement, and as the air pressure in the tire is gradually increased, the pressure difference formed by the pressure intensity in the adjusting air cavity 5 and the air pressure in the tire is gradually reduced until the pressure difference becomes zero, at the moment, the embedded block 1 can move downwards under the action of the resilience force of the return spring 4, so as to drive the connecting rod 6 to move, thereby driving the exhaust groove 13 to contact with the air blocking hole 14, blocking the exhaust groove 13 without air intake, so just reached automatic according to tire pressure size regulation air supplement volume and prevented that the overcharge leads to the effect of tire damage.

This auxiliary assembly that self-adaptation tire pressure prevents to overcharge for pump from leading to damage, the atmospheric pressure of adjusting the inside air cavity 5 can form a pressure differential with the inside atmospheric pressure of tire when using, thereby tensile reset spring 4 makes it take place to drive transfer line 2 motion after the deformation, transfer line 2 motion can pull push rod 15, push rod 15 motion can be exerted for 16 horizontal thrusts of ejector pad, this thrust is acted on extension spring 17 through ejector pad 16, thereby compression extension spring 17 makes it take place to drive 16 movements of ejector pad after the deformation, 16 movements of ejector pad can stretch gasbag 18, gasbag 18 is reduced by the internal space increase pressure after being stretched, thereby can form a negative pressure, this negative pressure can be acted on in the air that flows all around the equipment, adsorb its inside particulate matter, thereby reached the effect that automatic purification tire inside particulate matter improves tire life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.