CN212319115U - Pipe joint capable of distributing air pressure - Google Patents

Abstract

The utility model relates to a pipe joint capable of distributing air pressure, which belongs to the field of automobile accessories, wherein a spiral air inlet external thread is arranged on the outer edge of an air inlet on the left side of a pipe body, an annular pressure limiting ring is horizontally arranged above the middle part on the right side of the pipe body, a spherical pressure limiting ball is arranged on the pressure limiting ring, a spiral pressure spring is arranged on the pressure limiting ball, a disc-shaped plastic nut is arranged above the right side of the pipe body, a screw rod connected with a lower pressure spring is arranged in the plastic nut, an annular pressure limiting ring is horizontally arranged below the middle part on the right side of the pipe body, the pressure limiting ring is provided with a spherical pressure limiting ball below, the pressure limiting ball is provided with a spiral pressure spring below, the disc-shaped plastic nut is arranged below the right side of the pipe body, the screw rod connected with the pressure spring above is arranged inside the plastic nut, and the middle part above and below the side surface of the right side of the pipe body is respectively provided with a first exhaust port and a second exhaust port.

Description

Pipe joint capable of distributing air pressure

Technical Field

The utility model relates to a coupling of distributable atmospheric pressure belongs to the auto-parts field, in particular to coupling with the distribution of the gas pressing force of compressor output.

Background

Pipe joints, mechanisms for connecting brake pipes of trucks, are usually straight joints, elbows, tees and cross joints, but the pipe joints do not have the function of distributing pressure. Because the truck is light in front and heavy in back when carrying cargo, the speed can be reduced in the shortest distance only by using the brake air pressure required by the rear wheel larger than the brake air pressure of the front wheel, and if the air pressure of the front wheel is larger than the brake air pressure of the rear wheel, a truck can not brake in an effective distance, and even the front wheel sideslips. Therefore, there is a need for a coupler that can distribute air pressure to reasonably distribute air pressure to the front and rear wheels of a truck.

Disclosure of Invention

The utility model adopts a T-shaped pipe body, a spiral air inlet external thread is arranged on the outer edge of an air inlet on the left side of the pipe body, an annular pressure limiting ring is horizontally arranged above the middle part on the right side of the pipe body, a spherical pressure limiting ball is arranged above the pressure limiting ring, a spiral pressure spring is arranged above the pressure limiting ball, a disc-shaped plastic nut is arranged above the right side of the pipe body, a screw rod connected with a lower pressure spring is arranged inside the plastic nut, an annular pressure limiting ring is horizontally arranged below the middle part on the right side of the pipe body, the pressure limiting ring is provided with a spherical pressure limiting ball below, the pressure limiting ball is provided with a spiral pressure spring below, the disc-shaped plastic nut is arranged below the right side of the pipe body, the screw rod connected with the pressure spring above is arranged inside the plastic nut, and the middle part above and below the side surface of the right side of the pipe body is respectively provided with a first exhaust port and a second exhaust port.

A pipe joint capable of distributing air pressure is characterized by comprising a pipe body, an air inlet, a pressure limiting ring, a pressure limiting ball, a pressure spring, an adjusting bolt, a plastic nut, a first exhaust port and a second exhaust port;

the pipe body is of a hollow T shape, the middle part of the left side of the pipe body is horizontally provided with a cylindrical air inlet, the outer edge of the air inlet is provided with a spiral outer wire, and the outer wire is connected with a compressor through a pipeline;

a circular ring-shaped pressure limiting ring is horizontally arranged above the middle part of the right side in the pipe body, a spherical copper pressure limiting ball is arranged above a central hole of the pressure limiting ring, a spiral pressure spring is arranged above the pressure limiting ball, a disc-shaped plastic nut is horizontally arranged at the top end of the right side of the pipe body, a cylindrical adjusting bolt is vertically arranged in the center of the plastic nut, the bottom of the adjusting bolt is connected with the top of the pressure spring through a disc-shaped baffle plate, a cylindrical first exhaust port is horizontally arranged rightwards in the middle part above the right side surface of the pipe body, a spiral outer wire is arranged on the outer edge of the first exhaust port, and the outer wire is connected with a front wheel gas storage tank of a truck through a pipeline;

the inside below level at the right middle part of body has set up annular pressure limiting ring, set up the copper pressure limiting ball of ball form below the pressure limiting ring centre bore, set up spiral pressure spring below the pressure limiting ball, the bottom level on body right has set up the plastic nut of disc, the center of plastic nut has set up columniform adjusting bolt perpendicularly, the plate washer that the disc was passed through at adjusting bolt's top is connected with pressure spring's bottom, the middle part level right side below of body right flank has set up cylindric No. two gas vents, set up spiral outer silk above the outer fringe of No. two gas vents, outer silk passes through the rear wheel gas tank connection of pipeline and truck.

Has the advantages that: because the truck is light in front and heavy in back when carrying cargo, the speed can be reduced in the shortest distance only by using the brake air pressure required by the rear wheel larger than the brake air pressure of the front wheel, and if the air pressure of the front wheel is larger than the brake air pressure of the rear wheel, a truck can not brake in an effective distance, and even the front wheel sideslips. A pipe joint capable of distributing air pressure adopts a T-shaped pipe body, a spiral air inlet external thread is arranged on the outer edge of an air inlet on the left side of the pipe body, an annular pressure limiting ring is horizontally arranged above the middle part on the right side of the pipe body, a spherical pressure limiting ball is arranged on the pressure limiting ring, a spiral pressure spring is arranged on the pressure limiting ball, a disc-shaped plastic nut is arranged above the right side of the pipe body, a screw rod connected with a lower pressure spring is arranged in the plastic nut, an annular pressure limiting ring is horizontally arranged below the middle part on the right side of the pipe body, the pressure limiting ring is provided with a spherical pressure limiting ball below, the pressure limiting ball is provided with a spiral pressure spring below, the disc-shaped plastic nut is arranged below the right side of the pipe body, the screw rod connected with the pressure spring above is arranged inside the plastic nut, and the middle part above and below the side surface of the right side of the pipe body is respectively provided with a first exhaust port and a second exhaust port.

Drawings

FIG. 1 is a schematic diagram of a fitting for dispensing air pressure;

the marks in the figures are a pipe body 1, an air inlet 2, a pressure limiting ring 3, a pressure limiting ball 4, a pressure spring 5, an adjusting bolt 6, a plastic nut 7, a first exhaust port 8 and a second exhaust port 9.

Detailed Description

The shape and structure of the present invention will be described in detail with reference to the accompanying drawings and the reference numerals:

a pipe joint capable of distributing air pressure is characterized by comprising a pipe body (12kpa)1, an air inlet 2, a pressure limiting ring 3, a pressure limiting ball 4, a pressure spring 5, an adjusting bolt 6, a plastic nut 7, a first exhaust port 8 and a second exhaust port 9;

the pipe body 1 is hollow T-shaped, a cylindrical air inlet 2 is horizontally arranged in the middle of the left side of the pipe body 1, a spiral outer wire is arranged on the outer edge of the air inlet 2, and the outer wire is connected with a compressor through a pipeline;

a circular ring-shaped pressure limiting ring 3 is horizontally arranged above the middle part of the right side in the pipe body 1, a spherical copper pressure limiting ball 4 is arranged above a central hole of the pressure limiting ring 3, a spiral pressure spring 5 is arranged above the pressure limiting ball 4, a disc-shaped plastic nut 7 is horizontally arranged at the top end of the right side of the pipe body 1, a cylindrical adjusting bolt 6 is vertically arranged at the center of the plastic nut 7, the bottom of the adjusting bolt 6 is connected with the top of the pressure spring 5 through a disc-shaped baffle plate, a cylindrical first exhaust port 8 is horizontally arranged rightwards in the middle part above the right side of the pipe body 1, a spiral outer wire is arranged on the outer edge of the first exhaust port 8, and the outer wire is connected with a front wheel gas storage tank of a truck through a pipeline;

the gas storage device is characterized in that a circular ring-shaped pressure limiting ring 3 is horizontally arranged below the middle part of the right side in the pipe body 1, a spherical copper pressure limiting ball 4 is arranged below a central hole of the pressure limiting ring 3, a spiral pressure spring 5 is arranged below the pressure limiting ball 4, a disc-shaped plastic nut 7 is horizontally arranged at the bottom of the right side of the pipe body 1, a cylindrical adjusting bolt 6 is vertically arranged at the center of the plastic nut 7, the top of the adjusting bolt 6 is connected with the bottom of the pressure spring 5 through a disc-shaped baffle plate, a cylindrical second gas exhaust port 9 is horizontally arranged in the middle part of the lower part of the right side of the pipe body 1 rightwards, a spiral outer wire is arranged on the outer edge of the second gas exhaust port 9, and the outer wire is connected with a rear wheel gas.

When the pipe joint capable of distributing air pressure is used, a driver starts a truck engine, the engine drives a compressor to rotate to press air pressure into the pipe body, when the air pressure in the pipe body is more than 5kpa, the air pressure can break pressure limiting balls below the interior of the pipe joint capable of distributing the air pressure, the air pressure preferentially flows into a second exhaust port through a central hole of the pressure limiting ring below the interior of the pipe joint capable of distributing the air pressure, then flows into the interior of a truck rear wheel air storage tank through the second exhaust port to be temporarily stored, and when the truck is braked, the rear wheel has enough air pressure to brake, when the air pressure in the pipe body is larger than 7kpa, the air pressure can break the pressure limiting ball above the inside of the pipe joint capable of distributing the air pressure, the air pressure flows into the first air outlet through the central hole of the pressure limiting ring above the inside of the pipe joint capable of distributing the air pressure and then flows into the air storage tank of the front wheel of the truck through the first air outlet for temporary storage, and the front wheel has enough air pressure to brake when the truck is to be braked.

The above-mentioned non-detailed description is prior art.

The foregoing is merely a general disclosure of the invention and is not intended to limit the invention in any way; those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims.

Claims (1)

1. A pipe joint capable of distributing air pressure is characterized by comprising a pipe body, an air inlet, a pressure limiting ring, a pressure limiting ball, a pressure spring, an adjusting bolt, a plastic nut, a first exhaust port and a second exhaust port;

the pipe body is of a hollow T shape, the middle part of the left side of the pipe body is horizontally provided with a cylindrical air inlet, the outer edge of the air inlet is provided with a spiral outer wire, and the outer wire is connected with a compressor through a pipeline;

a circular ring-shaped pressure limiting ring is horizontally arranged above the middle part of the right side in the pipe body, a spherical copper pressure limiting ball is arranged above a central hole of the pressure limiting ring, a spiral pressure spring is arranged above the pressure limiting ball, a disc-shaped plastic nut is horizontally arranged at the top end of the right side of the pipe body, a cylindrical adjusting bolt is vertically arranged in the center of the plastic nut, the bottom of the adjusting bolt is connected with the top of the pressure spring through a disc-shaped baffle plate, a cylindrical first exhaust port is horizontally arranged rightwards in the middle part above the right side surface of the pipe body, a spiral outer wire is arranged on the outer edge of the first exhaust port, and the outer wire is connected with a front wheel gas storage tank of a truck through a pipeline;

the inside below level at the right middle part of body has set up annular pressure limiting ring, set up the copper pressure limiting ball of ball form below the pressure limiting ring centre bore, set up spiral pressure spring below the pressure limiting ball, the bottom level on body right has set up the plastic nut of disc, the center of plastic nut has set up columniform adjusting bolt perpendicularly, the plate washer that the disc was passed through at adjusting bolt's top is connected with pressure spring's bottom, the middle part level right side below of body right flank has set up cylindric No. two gas vents, set up spiral outer silk above the outer fringe of No. two gas vents, outer silk passes through the rear wheel gas tank connection of pipeline and truck.

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