CN208306636U - A kind of brake power proportioning system - Google Patents

Abstract

The utility model discloses a kind of brake power proportioning systems, including shell, the inside of the shell is equipped with valve chamber, the interior lower end of the valve chamber is equipped with threaded hole, the inner surface upper end of the valve chamber slidably connects piston, the outer surface lower end of the piston is equipped with protrusion, the inside of the protrusion is equipped with groove, the inner surface of the groove slidably connects valve, the outer surface of the valve slidably connects the inner surface of valve chamber, the inner surface of the threaded hole is threaded with screw plug, sealing ring is fixedly installed on the outside of the upper surface of the screw plug, block is equipped at the upper surface center of the screw plug.The brake power proportioning system inside operating groove by being arranged handle hole, it is protected in conjunction with the baffle of tensioned, bowl-type dust cover is positioned by installation nut simultaneously, it is fixed in conjunction with positioning bosom and location nut, the convenience used and stability can be greatly improved in this way, improve maintenance and maintenance efficiency.

Description

A kind of brake power proportioning system

Technical field

The utility model relates to technical field of automobile accessories, specially a kind of brake power proportioning system.

Background technique

Brake power proportioning system is the critical component in brake system of car, be installed on master cylinder in brake system of car with Between rear wheel cylinder, reliability and safety of the automobile in braking process can be improved.But existing brake power proportioning system exists Still had several drawbacks when use place, such as ratio valve chest lower end be typically all using be threadedly coupled stopper structure into Row sealing, and connects for convenience, and the bottom of plug is designed with handle hole, but existing plug handle hole be all it is exposed outside Portion is easy accumulation greasy dirt dust and causes to corrode in proportioning valve use process, and operation bore deformation in this way is not available, and influences The repair demolition of proportioning valve, while the valve body structure for being located at upper end can all install dust cover generally to guarantee stability, but it is existing Dust cover mostly be to be positioned by card slot, not only need to pull the inner ring of dust cover during installation and damage, shadow Leakproofness is rung, and installation positioning is not firm, is easy to cause to fall off because moving back and forth, stability in use is poor.

Utility model content

The purpose of this utility model is to provide a kind of brake power proportioning systems, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of brake power proportioning system, including shell, institute The inside for stating shell is equipped with valve chamber, and the interior lower end of the valve chamber is equipped with threaded hole, and the inner surface upper end of the valve chamber is slided It is connected with piston, the outer surface lower end of the piston is equipped with protrusion, and the inside of the protrusion is equipped with groove, the inside of the groove Surface slidably connects valve, and the outer surface of the valve slidably connects the inner surface of valve chamber, the inside of the threaded hole Surface is threaded with screw plug, is fixedly installed with sealing ring, the screw plug on the outside of the upper surface of the screw plug Upper surface center at be equipped with block.

Preferably, the lower surface of the screw plug is equipped with operating groove, and the inner upper end of the operating groove is grasped equipped with hexagonal Make hole, the inside both side surface of the operating groove is equipped with mounting groove, and the inner surface lower end of the mounting groove passes through articulated shaft It is hinged with baffle.

Preferably, the inner side of the mounting groove is equipped with arc and is tensioned slot, and the inner bottom surface of the arc tensioning slot is solid Dingan County is equipped with tensioning spring, and the other end of the tensioning spring slidably connects arc nutted rod, the arc nutted rod it is another One end is fixedly connected on the upper surface of baffle.

Preferably, the upper surface of the shell is equipped with installation thread head, and the upper surface of the piston is equipped with positioning threads head, The outer surface thread of the installation thread head is connected with installation nut, and it is close that the lower surface of the installation nut is fixedly connected with first The upper surface outside of seal ring, the installation nut is fixedly connected with bowl-type dust cover.

Preferably, the inside upper surface of the bowl-type dust cover is fixedly connected with positioning ring, the inside table of the positioning ring The outer surface of noose and positioning threads head is slided in face, and the lower surface of the positioning ring is fixedly installed with the second sealing ring, described fixed The outer surface threaded upper ends of position thread head are connected with location nut, and the lower surface of the location nut is slidably connected to positioning ring Upper surface.

Compared with prior art, the utility model has the beneficial effects that the brake power proportioning system inside operating groove by setting Handle hole is set, is protected in conjunction with the baffle of tensioned, corrosion can be accumulated to avoid greasy dirt and damaged, improve safety, together When bowl-type dust cover positioned by installation nut, be fixed in conjunction with positioning bosom and location nut, guarantor while avoiding damage The convenience and stability for demonstrate,proving installation, can greatly improve the convenience used and stability in this way, improve maintenance and maintenance effect Rate.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the screw plug schematic partial cross-sectional view of the utility model；

Fig. 3 is the bowl-type dust cover connection schematic diagram of the utility model.

In figure: 1 shell, 11 valve chambers, 12 threaded holes, 13 pistons, 14 protrusions, 15 grooves, 16 valves, 17 screw plugs, 18 Sealing ring, 19 blocks, 2 operating grooves, 21 hexagonal handle holes, 22 mounting grooves, 23 articulated shafts, 24 baffles, 25 arcs are tensioned slot, 26 Tight spring, 27 arc nutted rods, 3 installation thread heads, 31 positioning threads heads, 32 installation nuts, 34 bowl-type dust covers, 35 positioning Ring, 36 second sealing rings, 37 location nuts.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of brake power proportioning system, including shell 1, shell 1 Inside be equipped with valve chamber 11, the interior lower end of valve chamber 11 is equipped with threaded hole 12, and the inner surface upper end of valve chamber 11 slidably connects Piston 13, the outer surface lower end of piston 13 are equipped with protrusion 14, and the inside of protrusion 14 is equipped with groove 15, and the inner surface of groove 15 is sliding Dynamic to be connected with valve 16, the outer surface of valve 16 slidably connects the inner surface of valve chamber 11, can play the function of proportion adjustment Can, internal structure and concrete operating principle belong to the prior art, are not repeating, and the inner surface of threaded hole 12 is threadedly coupled There is a screw plug 17, is fixedly installed with sealing ring 18 on the outside of the upper surface of screw plug 17 so that it is convenient to installing and dismounting, while can It to guarantee leakproofness when connection, avoids revealing, block 19 is equipped at the upper surface center of screw plug 17, screw plug 17 Lower surface is equipped with operating groove 2, and the inner upper end of operating groove 2 is equipped with hexagonal handle hole 21, facilitates insertion into die nut and rotated, And then can be convenient installation and removal screw plug 17, security and stability is improved, the inside both side surface of operating groove 2 is equipped with peace The inner surface lower end of tankage 22, mounting groove 22 is hinged with baffle 24 by articulated shaft 23, and two baffles 24 can be closed and keep off Firmly operating groove 2 avoid greasy dirt dust from entering and cause to corrode, and improve protection effect, the inner side of mounting groove 22 is equipped with arc The inner bottom surface of tight slot 25, arc tensioning slot 25 is fixedly installed with tensioning spring 26, and the other end of tensioning spring 26 is slidably connected There is arc nutted rod 27, the other end of arc nutted rod 27 is fixedly connected on the upper surface of baffle 24, can carry out to baffle 24 It holds out against, guarantees the stability of docking closure, while when needing to operate, can inwardly squeeze and open, maintenance easy to disassemble, shell The upper surface of body 1 is equipped with installation thread head 3, and the upper surface of piston 13 is equipped with positioning threads head 31, installs the outer surface of thread head 3 It is threaded with installation nut 32, the lower surface of installation nut 32 is fixedly connected with the first sealing ring 33, it is ensured that installation position The leakproofness set, avoids dust from entering, while facilitating positioning, and it is dust-proof to be fixedly connected with bowl-type on the outside of the upper surface of installation nut 32 Cover 34, the inside upper surface of bowl-type dust cover 34 are fixedly connected with positioning ring 35, the inner surface sliding noose of positioning ring 35 with The outer surface of positioning threads head 31, the lower surface of positioning ring 35 are fixedly installed with the second sealing ring 36, positioning threads head 31 it is outer Surface threaded upper ends are connected with location nut 37, and the lower surface of location nut 37 is slidably connected to the upper surface of positioning ring 35, this Sample can compress positioning ring 35, guarantee the leakproofness of connection, avoid falling off, and improve security and stability when using.

When the utility model is specifically implemented: can be closed when in use by screw plug 17, while upper end is logical It crosses bowl-type dust cover 34 to protect piston 13, avoids dust from entering connecting portion and cause interference wear, it is steady to improve safety It is qualitative, and when installing, installation nut 32 can be threadedly coupled on installation thread head 3 and be positioned, then by positioning ring 35 It covers on positioning threads head 31, and is compressed by location nut 37, bowl-type dust cover 34 can be fixedly installed to shell On body 1 and piston 13, more convenient stabilization avoids falling off, and simultaneously when needing demolition and maintenance, die nut can be inserted into To inside operating groove 2, it will push baffle 24 and turn to the inside and avoided, then die nut can be inserted into hexagonal behaviour Make to rotate inside hole 21 with screw plug 17, and then can be disassembled from shell 1, facilitates stabilization, and in normal use Period can be closed by baffle 24 and block operating groove 2, avoid greasy dirt dust from entering and the corrosion of hexagonal handle hole 21 is caused to become Shape improves security and stability, can greatly improve the convenience used and stability in this way.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of brake power proportioning system, including shell (1), it is characterised in that: the inside of the shell (1) is equipped with valve chamber (11), institute The interior lower end for stating valve chamber (11) is equipped with threaded hole (12), and the inner surface upper end of the valve chamber (11) slidably connects piston (13), the outer surface lower end of the piston (13) is equipped with raised (14), and the inside of the protrusion (14) is equipped with groove (15), described The inner surface of groove (15) slidably connects valve (16), and the outer surface of the valve (16) slidably connects valve chamber (11) The inner surface of inner surface, the threaded hole (12) is threaded with screw plug (17), the screw plug (17) it is upper Outer side surface is fixedly installed with sealing ring (18), is equipped with block (19) at the upper surface center of the screw plug (17).

2. a kind of brake power proportioning system according to claim 1, it is characterised in that: the lower surface of the screw plug (17) is set Have operating groove (2), the inner upper end of the operating groove (2) is equipped with hexagonal handle hole (21), the inside two sides of the operating groove (2) Surface is equipped with mounting groove (22), and the inner surface lower end of the mounting groove (22) is hinged with baffle by articulated shaft (23) (24).

3. a kind of brake power proportioning system according to claim 2, it is characterised in that: the inner side of the mounting groove (22) is set There is arc to be tensioned slot (25), the inner bottom surface of arc tensioning slot (25) is fixedly installed with tensioning spring (26), the tensioning The other end of spring (26) slidably connects arc nutted rod (27), and the other end of the arc nutted rod (27) is fixedly connected on The upper surface of baffle (24).

4. a kind of brake power proportioning system according to claim 1, it is characterised in that: the upper surface of the shell (1) is equipped with peace It fills thread head (3), the upper surface of the piston (13) is equipped with positioning threads head (31), the outer surface of installation thread head (3) It is threaded with installation nut (32), the lower surface of installation nut (32) is fixedly connected with the first sealing ring (33), described It installs and is fixedly connected with bowl-type dust cover (34) on the outside of the upper surface of nut (32).

5. a kind of brake power proportioning system according to claim 4, it is characterised in that: on the inside of the bowl-type dust cover (34) Surface is fixedly connected with positioning ring (35), the inner surface of the positioning ring (35) sliding noose and positioning threads head (31) it is outer The lower surface on surface, the positioning ring (35) is fixedly installed with the second sealing ring (36), the appearance of the positioning threads head (31) Face threaded upper ends are connected with location nut (37), and the lower surface of the location nut (37) is slidably connected to the upper of positioning ring (35) Surface.