CN208619761U - Piston type temperature rearrangeable switch spool - Google Patents

Abstract

A kind of piston type temperature rearrangeable switch spool, including pressing piece, rotating member, spring, upper valve body, lower valve body, upper housing, lower case, piston rod, sealing ring, water proof set, upper porcelain slice, lower porcelain slice；Have on the pressing piece and be oriented to convex, pointed tooth, the rotating member lower end has rotation convex, the convex one end corner Shang You of the rotation, has inner cavity, guide groove, the first sloping platform, the second sloping platform on the upper valve body；There are plunger shaft, upper outlet pass, lower outlet pass in the lower valve body, there are upper seal groove, middle seal groove, lower seal groove cavity, venthole, spring cavity on the piston rod, wherein, the spring cavity is communicated with the venthole, and the distance between the upper seal groove and the middle seal groove are greater than the distance between the lower seal groove cavity and the middle seal groove；There is water-flowing trough on the water proof set, the upper housing, there is the first bottom limbers, the second bottom limbers in the lower case.

Description

Piston type temperature rearrangeable switch spool

Technical field

The utility model belongs to technical field of taps more particularly to a kind of piston type temperature being loaded into inside tap Rearrangeable switch spool.

Background technique

A kind of faucet valve core of the patent No. 201620427523.9, can be normal in the case where 3 kilograms of water feeding pressure or so It uses；But in the case that the latus rectum of the water inlet of side be greater than bottom water outlet latus rectum, especially water feeding pressure 5 kilograms with Upper even higher when marquis, the feel depressed will be very heavy, and may also result in cannot switch, spool failure；If Water inlet and water outlet exchange, the feel that 3 kilograms of water feeding pressure or more of situations depress will be heavier；

A kind of faucet valve core of the patent No. 201620427523.9 can only be used under low pressure as switch, is not adjustable Temperature.

Utility model content

The purpose of this utility model is to provide a kind of feel is light, hydraulic pressure height does not influence to use, water inlet and water outlet It can be interchanged and the piston type temperature rearrangeable switch spool of adjustable temperature.

To achieve the goals above, piston type temperature rearrangeable switch spool provided by the utility model, it is characterised in that: packet Include pressing piece, rotating member, spring, upper valve body, lower valve body, upper housing, lower case, piston rod, sealing ring, water proof set, upper porcelain slice, Lower porcelain slice；Have on the pressing piece and be oriented to convex, pointed tooth, the rotating member lower end has rotation convex, and the rotation has on convex one end There are inner cavity, guide groove, the first sloping platform, the second sloping platform in corner on the upper valve body；There is plunger shaft, upper logical in the lower valve body There are upper seal groove, middle seal groove, lower seal groove cavity, venthole, spring cavity in the mouth of a river, lower outlet pass on the piston rod, wherein institute It states spring cavity to communicate with the venthole, the distance between the upper seal groove and the middle seal groove are greater than the lower seal groove cavity The distance between described middle seal groove；There is water-flowing trough on the water proof set, the upper housing, there is the first bottom in the lower case Limbers, the second bottom limbers；There is upper limbers on the upper porcelain slice, has under the first lower limbers, second on the lower porcelain slice Limbers；

The pressing piece is in the inner cavity and the inner cavity, convex in the guide groove, the institute of the guiding are stretched out in upper end Rotating member is stated in the pressing piece in the following, the spring is in the spring cavity, the upper seal groove, the middle seal groove, institute Stating in lower seal groove cavity has the sealing ring；The piston rod is below the rotating member and in the plunger shaft, the upper valve Body is fixed with the lower valve body, and the water proof set is covered in the lower valve body lower part and fixed with the lower valve body, the upper housing It covers on the upper valve body, the lower porcelain slice is fixed in the lower case and with the lower case, and the upper porcelain slice is described It covers on lower porcelain slice and with the water proof and links, the lower case is covered in the waterproof jacket and fixed with the upper housing；Wherein, The water-flowing trough is communicated with the upper outlet pass, and first bottom limbers is communicated with the described first lower limbers, and described second Bottom limbers is communicated with the described second lower limbers；

Under by the pressing piece move down the rotating member, the spring-compressed, the piston rod moves down, and moves down one After section distance, since the effect rotating member of the pointed tooth, the spring, the corner rotates, the rotation is convex The guide groove is skidded off, the corner turns to first sloping platform bottom；Under the sealing ring in the middle seal groove The lower part of the lower outlet pass is moved on to, the sealing ring in the upper seal groove is on the top of the upper outlet pass, under described In the lower part of the lower outlet pass, the upper outlet pass communicates the sealing ring in seal groove with the lower outlet pass, described Water-flowing trough is communicated with first bottom limbers, second bottom limbers；

The rotating member is set to continue to move down by the pressing piece under again, after moving down a distance, due to the point Tooth, the spring, the corner the effect rotating member rotate again, the corner is along second sloping platform The guide groove is turned to, the rotation is convex to be slid back in the guide groove, and the spring stretching, extension, the piston rod moves up, described The top of the lower outlet pass, the lower part of the upper outlet pass, the upper sealing are moved on on the sealing ring in middle seal groove The sealing ring of the sealing ring in the top of the upper outlet pass, the lower seal groove cavity in slot is in the lower outlet pass Lower part, the upper outlet pass and the lower outlet pass separate, the water-flowing trough and first bottom limbers, second bottom Limbers partition；

Rotating the pressing piece rotates the upper valve body, and the upper valve body drives the lower valve body, the water proof set, institute It states upper porcelain slice to rotate together, rotates the upper porcelain slice relative to the lower porcelain slice, the upper limbers is with respect to described Once limbers, the second lower limbers rotation, are adjusted under the upper limbers and described first under limbers, described second The relative opening degree of limbers is with regard to temperature-adjustable.

The beneficial effects of the utility model are: structure is simple, easily manufactured, feel is light, adjustable temperature, hydraulic pressure height It does not influence to use.

Detailed description of the invention

Fig. 1 is the schematic diagram of the pressing piece of the utility model.

Fig. 2 is the schematic diagram of the rotating member of the utility model.

Fig. 3 is the schematic diagram of the upper valve body of the utility model.

Fig. 4 is the schematic diagram of the water proof set of the utility model.

Fig. 5 is the schematic diagram of the lower valve body of the utility model.

Fig. 6 is the schematic cross-sectional view of the lower valve body of the utility model.

Fig. 7 is the schematic diagram of the piston rod of the utility model.

Fig. 8 is the schematic diagram of the upper housing of the utility model.

Fig. 9 is the schematic diagram of the lower case of the utility model.

Figure 10 is the schematic diagram of the upper porcelain slice of the utility model.

Figure 11 is the schematic diagram of the lower porcelain slice of the utility model.

Figure 12 is the cross-sectional view of the first state of the utility model.

Figure 13 is the cross-sectional view of second state of the utility model.

Specific embodiment

Refering to fig. 1, have on pressing piece 1 and be oriented to convex 2, pointed tooth 3；

Referring to Fig.2, there are rotation convex 5, one end corner Shang You 6 of rotation convex 5 in 4 lower end of rotating member；

Refering to Fig. 3, there are inner cavity 8, guide groove 9, the first sloping platform 10, the second sloping platform 11 on upper valve body 7；

Refering to Fig. 4, there is water-flowing trough 15 on water proof set 12；

Refering to Fig. 5, Fig. 6, there are plunger shaft 14, upper outlet pass 16, lower outlet pass 17 in lower valve body 13；

Refering to Fig. 7, there are upper seal groove 19, middle seal groove 20, lower seal groove cavity 21, spring cavity 22, venthole on piston rod 18 23, wherein spring cavity 22 is communicated with venthole 23；Wherein, the distance between upper seal groove 19 and middle seal groove 20 are close under being greater than The distance between sealing groove 21 and middle seal groove 20；

Refering to Fig. 8, there is water-flowing trough 15 on upper housing 26；

Refering to Fig. 9, there are the first bottom limbers 28, the second bottom limbers 29 in lower case 27；

Refering to fig. 10, there is upper limbers 31 on upper porcelain slice 30；

Refering to fig. 11, there is the first lower lower limbers 34 in limbers 33, second on lower porcelain slice 32；

Refering to fig. 1 to Figure 13, pressing piece 1 is in inner cavity 8 and inner cavity 8 is stretched out in upper end, and guiding convex 2 is in guide groove 9, rotation Part 4 is in pressing piece 1 in the following, spring 24 is in spring cavity 22, and piston rod 18 is in rotating member 4 in the following, upper seal groove 19, middle seal groove 20, there is sealing ring 25 in lower seal groove cavity 21, piston rod 18 is in plunger shaft 14；Upper valve body 7 and lower valve body 13 are fixed, water proof set 12 It covers in 13 lower part of lower valve body and is fixed with lower valve body 13；26 sets of upper housing on upper valve body 7, lower porcelain slice 32 in lower case 27 and It is fixed with lower case 27, upper porcelain slice 30 on lower porcelain slice 32 and with 12 linkage of water proof set, 27 sets of lower case on water proof set 12 and It is fixed with upper housing 26；Wherein, water-flowing trough 15 is communicated with upper outlet pass 16, the first bottom limbers 28 and the first lower 33 phase of limbers Logical, the second bottom limbers 29 is communicated with the second lower limbers 34；

Under by pressing piece 1 move down rotating member 4, spring 24 compresses, and piston rod 18 moves down, after moving down a distance, Since the effect rotating member 4 of pointed tooth 3, spring 24, corner 6 rotates, rotation convex 5 skids off guide groove 9, and corner 6 rotates To 10 bottom of the first sloping platform；Sealing ring 25 in middle seal groove 20 moves down into the lower part of lower outlet pass 17, in upper seal groove 19 Sealing ring 25 of the sealing ring 25 in the top of upper outlet pass 16, lower seal groove cavity 21 is in the lower part of lower outlet pass 17, upper outlet pass 16 communicate with lower outlet pass 17, and water-flowing trough 15 is communicated with the first bottom limbers 28, the second bottom limbers 29；As shown in figure 12；

Make rotating member 4 continue to move down by pressing piece 1 under again, after moving down a distance, due to pointed tooth 3, spring 24, The effect rotating member 4 of corner 6 rotates again, and corner 6 turns to guide groove 9 along the second sloping platform 11, and it is sliding to rotate convex 5 It returns in guide groove 9, spring 24 stretches, and piston rod 18 moves up, and lower outlet pass 17 is moved on on the sealing ring 25 in middle seal groove 20 Top, upper outlet pass 16 lower part, the sealing ring 25 in upper seal groove 19 is in the top of upper outlet pass 16, lower seal groove cavity 21 Sealing ring 25 separates in the lower part of lower outlet pass 17, upper outlet pass 16 with lower outlet pass 17, water-flowing trough 15 and the first bottom limbers 28, the second bottom limbers 29 separates；As shown in figure 13；

Rotation pressing piece 1 rotates upper valve body 7, and upper valve body 7 drives lower valve body 13, water proof set 12, upper porcelain slice 30 to turn together It is dynamic, rotate upper porcelain slice 30 relative to lower porcelain slice 32, upper limbers 31 is with respect to the first lower lower limbers in limbers 33, second 34 rotate, and the relative opening degree of limbers 31 and the first lower lower limbers 34 in limbers 33, second is with regard to temperature-adjustable in adjusting.

In the present invention, due to the setting of the sealing ring 25 in lower seal groove cavity 21, and always in lower outlet pass 17 Lower part, making hydraulic pressure is equally big, the side of upward pressure and downward pressure always with downward pressure to the upward pressure of piston rod 18 To on the contrary, just offseting each other, so will not all be had an impact to the feel depressed regardless of hydraulic pressure is much；This is also exactly this The essential distinction of utility model and a kind of faucet valve core of the patent No. 201620427523.9；

In the present invention, venthole 23 be used for piston rod 18 piston rod when moving up and down 18 and lower valve body 13 it Between air disengaging；Same effect can also be reached in the bottom hole Da Ge of lower valve body 13.

Claims (1)

1. a kind of piston type temperature rearrangeable switch spool, it is characterised in that: including pressing piece, rotating member, spring, upper valve body, under Valve body, upper housing, lower case, piston rod, sealing ring, water proof set, upper porcelain slice, lower porcelain slice；There is guiding convex, sharp on the pressing piece Tooth, the rotating member lower end have rotation convex, the convex one end corner Shang You of the rotation, have inner cavity, guiding on the upper valve body Slot, the first sloping platform, the second sloping platform；Have plunger shaft, upper outlet pass, lower outlet pass in the lower valve body, have on the piston rod on Seal groove, middle seal groove, lower seal groove cavity, venthole, spring cavity, wherein the spring cavity is communicated with the venthole, it is described on The distance between seal groove and the middle seal groove are greater than the distance between the lower seal groove cavity and the middle seal groove；It is described every There is water-flowing trough on water jacket, the upper housing, there is the first bottom limbers, the second bottom limbers in the lower case；The upper porcelain slice On have upper limbers, have the first lower limbers, the second lower limbers on the lower porcelain slice；

The pressing piece is in the inner cavity and the inner cavity is stretched out in upper end, and the guiding is convex in the guide groove, and described turn Moving part in the pressing piece in the following, the spring is in the spring cavity, the upper seal groove, the middle seal groove, it is described under There is the sealing ring in seal groove；The piston rod below the rotating member and in the plunger shaft, the upper valve body with The lower valve body is fixed, and the water proof set is covered in the lower valve body lower part and fixed with the lower valve body, and the upper housing covers On the upper valve body, the lower porcelain slice is fixed in the lower case and with the lower case, and the upper porcelain slice is in the lower porcelain On piece and covering with the water proof links, and the lower case covers in the waterproof jacket and fix with the upper housing；Wherein, described Water-flowing trough is communicated with the upper outlet pass, and first bottom limbers is communicated with the described first lower limbers, and second bottom is logical Water hole is communicated with the described second lower limbers；

Under by the pressing piece move down the rotating member, the spring-compressed, the piston rod moves down, move down one section away from From rear, since the effect rotating member of the pointed tooth, the spring, the corner rotates, the rotation is convex to be skidded off The guide groove, the corner turn to first sloping platform bottom；The sealing ring in the middle seal groove moves down into The lower part of the lower outlet pass, the sealing ring in the upper seal groove is in the top of the upper outlet pass, the lower sealing The sealing ring in slot is in the lower part of the lower outlet pass, and the upper outlet pass is communicated with the lower outlet pass, the water flowing Slot is communicated with first bottom limbers, second bottom limbers；

The rotating member is set to continue to move down by the pressing piece under again, after moving down a distance, by the pointed tooth, institute State spring, the effect rotating member of the corner rotates again, the corner is rotated along second sloping platform To the guide groove, the rotation is convex to be slid back in the guide groove, and the spring stretching, extension, the piston rod moves up, it is described in it is close The top of the lower outlet pass, the lower part of the upper outlet pass are moved on on the sealing ring in sealing groove, in the upper seal groove The sealing ring in the sealing ring in the top of the upper outlet pass, the lower seal groove cavity under the lower outlet pass Portion, the upper outlet pass and the lower outlet pass separate, the water-flowing trough and first bottom limbers, second bottom water flowing Hole partition；

Rotating the pressing piece rotates the upper valve body, the upper valve body drive the lower valve body, the water proof set, it is described on Tile rotates together, and rotates the upper porcelain slice relative to the lower porcelain slice, and the upper limbers is with respect under described first Limbers, the second lower limbers rotation adjust the upper limbers and the described first lower limbers, the second lower water flowing The relative opening degree in hole is with regard to temperature-adjustable.