CN209569398U - A kind of novel water tap switch structure - Google Patents

Abstract

The utility model provides a kind of novel water tap switch structure, including manipulation part and valve rod, manipulation part is connected with the control terminal of valve rod, there is accommodating cavity on the control terminal end face of valve rod, one end of manipulation part towards valve rod is convexly equipped with the limited post protruded into accommodating cavity, the cavity wall of limited post and accommodating cavity is equipped with the rotation limiting structure of limitation limited post and valve rod relative rotation, there is the connecting column outside accommodating cavity on the control terminal end face of valve rod, the free end end of connecting column outwardly protrudes barb-like fastener portion, manipulation part is towards offering connecting hole in the one side of valve rod, the snap-in structure crossed for fastener portion and connect with fastener portion fastener is equipped in connecting hole.Compared with the construction of switch of existing screw connection, it is connected together in connecting hole in the utility model by connecting column and the cooperation of limited post and accommodating cavity, it is both convenient for disassembly and assembly, it can make to manipulate again and preferably be rotated synchronously between part and valve rod, use process is not likely to produce loosening.

Description

A kind of novel water tap switch structure

Technical field

The utility model relates to tap accessories field, in particular to a kind of novel water tap switch structure.

Background technique

Tap is the valve switch for being used to open or close water flow in life, and the construction of switch of tap is then tap Up to part and parcel is closed, the construction of switch of existing tap generally has manipulation part and valve rod, and manipulation part passes through screw locking It is connected to the control terminal (i.e. one end of valve rod) of valve rod, and is arranged with sealing-plug on the other end end of valve rod, valve rod is with behaviour The rotation of control and the mode for making rectilinear translation in tap is mounted in tap, driven by rotation manipulation part when use Valve rod rotation, valve rod is in tap internal rotating and generates axial displacement, and then sealing-plug is made to block or open water inlet, real Now control water flow is adjusted and the on-off action of tap, however the manipulation part to be linked together in this way by screw locking with Valve rod is in long-term rotation in use, phenomena such as screw is also easy to produce loosening, sliding teeth, keeps the connection manipulated between part and valve rod not tight enough It is close, cause to manipulate part and valve rod is unable to synchronous rotary, influence the use of tap, in addition since tap is chronically at humidity In environment, screw easily gets rusty, and part and valve rod maintenance not easy to disassemble are manipulated after getting rusty, when the connection of lid and valve rod loosens, no Just replacement is repaired.

In view of this, the present inventor furthers investigate the above problem, there is this case generation then.

Utility model content

The purpose of this utility model is to provide being not easy to loosen between a kind of manipulation part and valve rod, and maintenance easy to disassemble Water tap structure.

To achieve the goals above, the utility model adopts the following technical solution:

A kind of novel water tap switch structure, including manipulation part and valve rod, manipulation part are connected with the control terminal of valve rod, institute Stating on the control terminal end face of valve rod has accommodating cavity, and one end of manipulation part towards the valve rod, which is convexly equipped with, to be protruded into accommodating cavity Limited post, the limited post and it is described accommodating cavity cavity wall be equipped with limitation limited post and valve rod relative rotation rotation limit Bit architecture, have on the control terminal end face of the valve rod it is outer in accommodating cavity and along the connecting column that valve rod axis direction extends, The free end end of the connecting column has outwardly protruded fastener portion, and the manipulation part is towards offering and connect in the one side of valve rod Column is corresponding one by one and for the connecting hole that connecting column and fastener portion penetrate together, and interior be equipped with of the connecting hole is got over for the fastener portion The snap-in structure crossed and connect with fastener portion fastener.

The valve rod is in its open cylindrical hollow configuration in control terminal end face, and the hollow cavity of the valve rod is the accommodating Cavity, and equipped with several positioning regions extended along shaft length direction in the hollow cavity of the valve rod, each positioning region is along institute The circumferential uniform intervals arrangement of valve rod is stated, the lateral wall of the positioning region is affixed with the hollow cavity cavity wall of the valve rod merges one Molding connection, the inner sidewall of the positioning region are mutually surrounded by one with straight in flat and with the hollow cavity cavity wall of the valve rod The chamber resettling in face, it is flat that the limited post is equipped with corresponding one by one with the inner sidewall of the positioning region and closely connected cooperation cutting Face, the cutting plane and the positioning region are the rotation limiting structure.

The first end end face of the positioning region is flush with the control terminal end face of the valve rod, and the connecting column is located at described On the region that the control terminal end face of valve rod is connected with the first end end face of the positioning region.

There are two the positioning region settings, and there are two the connecting columns, the corresponding setting of the connecting hole.

The connecting hole square hole in a strip shape, with one end of lateral edge is outer outside manipulation part on connecting hole length direction End is inner end close to the one end at manipulation part center, and the connecting hole is interior to be equipped with the strip extended along the length direction of connecting hole Snap-latch piece, the length and width of the snap-latch piece is respectively smaller than the length and width of connecting hole, the first end of the snap-latch piece End is integrally formed and is connected on the outer end hole wall of connecting hole, and a convex block, institute are convexly equipped on the second end end face of the snap-latch piece Stating has the spacing crossed for the fastener portion between convex block and the inner end hole wall of the connecting hole, with the control terminal end face of valve rod For upper surface, the fastener portion is square block, shape between the bottom surface in the fastener portion and the control terminal end face of the valve rod At having the fastener spacing of interior limit is inserted into for the convex block, the upper top surface in the fastener portion has to be tilted down from the inside to the outside Inclined surface, the lower end of this inclined surface extend at the lateral wall in fastener portion, and the bottom surface of the convex block is and fastener portion Inclined surface cooperation is oriented to for fastener portion slides and crosses the guiding surface above convex block to convex block, and the snap-latch piece is the engaging Structure.

The upper top surface of the convex block is in the lower section of top surface on the snap-latch piece, and the upper end end of the holding section is in institute It states in connecting hole.

There is spacing between the inner sidewall of the connecting column and the inner sidewall of the positioning region and be formed with First terrace, Between the inner end hole wall of the connecting hole and the lateral wall of the limited post there is spacing to be formed with second step face, described first Step surface leans with the second step face, and the inboard aperture edge of the inner sidewall of the connecting column and the connecting hole is affixed and matches It closes.

By adopting the above technical scheme, the beneficial effects of the utility model are: passing through fastener portion on connecting column and connecting hole Interior snap-in structure phase fastener is connected together, and manipulation part is made to be connected with valve rod, this connection type is simple and fast, is convenient for tap The installation or removal of construction of switch, both manufacture easy to produce, are also convenient for detachable maintaining in use process；It is same what is be connected together When, cooperation limited post protrude into the hollow cavity of valve rod, fastening manipulation part and valve rod between connection, increase manipulation part and valve rod it Between globality；In use, when rotation manipulates part, in the cooperation of connecting column and connecting hole and limited post and accommodating cavity On rotation limiting structure, so that valve rod is rotated synchronously well with manipulation part, and be not likely to produce loosenings in use process, raising The service life of tap.

Detailed description of the invention

Fig. 1 is the exploded perspective structural schematic diagram that part and valve rod are manipulated in the utility model；

Fig. 2 is another exploded perspective structural schematic diagram that part and valve rod are manipulated in the utility model；

Fig. 3 is the perspective cut-away schematic diagram of the utility model.

Appended drawing reference: 1- manipulates part；2- valve rod；The positioning region 21-；3- accommodates cavity；4- limited post；5- connecting column；51- hook Buckle；6- connecting hole；7- snap-latch piece；71- convex block.

Specific embodiment

The utility model is described further in the following with reference to the drawings and specific embodiments.

A kind of novel water tap switch structure of the utility model, as shown in Figure 1, Figure 2 and Figure 3, including manipulation part 1 and valve Bar 2 manipulates the cover body structure cylindrical of part 1 in the present embodiment, manipulation part 1 is connected with the control terminal of valve rod 2, i.e. valve rod 2 Control terminal is mounted on the inside of the lid of manipulation part 1, specifically, valve rod 2 is in its open cylindrical hollow configuration in control terminal end face, The other end of valve rod 2 is one end in the mounting structure having on closed and other end end for installing sealing ring, i.e. valve rod 2 The closed circular tube structure of the other end is opened wide, makes that there is an accommodating axially extending along valve rod 2 on the control terminal end face of valve rod 2 in this way Cavity 3, and the one end for manipulating part 1 towards valve rod 2 is convexly equipped with the limited post 4 protruded into the accommodating cavity 3, limited post 4 and manipulation Part 1 be in integrated formed structure, and this limited post 4 it is excellent it is good for panelling accommodating cavity 3 in, i.e. the outside dimension of limited post 4 and accommodating The size of cavity 3 matches, and by protruding into and the connection type of panelling, the connection increased between manipulation part 1 and valve rod 2 is whole Property, play the role of fastening manipulation part 1 and valve rod 2, ensures the stable connection of manipulation part 1 and valve rod 2, further, limited post 4 The rotation limiting structure of limitation limited post 4 and 2 relative rotation of valve rod, this rotary stopper knot are equipped with the cavity wall of accommodating cavity 3 Structure can be used the mode such as the cooperation of concaveconvex structure, bolt limit and pass through after such limited post 4 protrudes into accommodating cavity 3 The limitation of rotation limiting structure makes to manipulate part 1 and valve rod 2 is relatively unrotatable, i.e., by rotation manipulation part 1, carries out valve rod 2 It rotates synchronously, and is not easy to loosen.

In the present embodiment, the preferred embodiment of rotation limiting structure are as follows: as shown in Figure 1, there are two being set in the hollow cavity of valve rod 2 Along the positioning region 21 that 2 length direction of valve rod extends, the first end end face of this positioning region 21 and the control terminal end face of valve rod 2 are mutually neat Flat, i.e. another extreme direction of the positioning region 21 from the control terminal end face of valve rod 2 to valve rod 2 extends, and each positioning region 21 is along valve rod 2 Circumferential uniform intervals arrangement, i.e. two positioning regions 21 are symmetrical arranged, and the hollow cavity cavity wall phase of the lateral wall of positioning region 21 and valve rod 2 It is bonded and is integrally formed connection, the inner sidewall of positioning region 21 is surrounded by flat and mutually a tool with the hollow cavity cavity wall of valve rod 2 There is a chamber resettling of flat face, i.e. the straight portion that is the intracavitary protrusion of circular hollow of valve rod 2 of positioning region 21, this protrusion part makes The intracavitary formation flat face of circular hollow, that is to say in the hollow cavity of the valve rod 2 of circular tube structure tool there are two symmetrical flat face and Two symmetrical arc surfaces make 2 hollow cavity of valve rod in waist-shaped hole shape in this way, in addition, as shown in Fig. 2, limited post 4 is equipped with and determines The inner sidewall in position portion 21 is corresponding one by one and the cutting plane of closely connected cooperation, also has two symmetrical cuttings on such limited post 4 Plane, the i.e. cross section of limited post 4 are also in waist type shape, pass through the closely connected mating reaction of flat face of cutting plane and positioning region 21 Under, make manipulate part 1 during rotation, valve rod 2 and manipulation part 1 between cannot produce relative rotation, such cutting plane and Positioning region 21 is the rotation limiting structure.

In addition, having company that is outer in accommodating cavity 3 and extending along 2 axis direction of valve rod on the control terminal end face of valve rod 2 Connect column 5, this connecting column 5 is located on the region that the control terminal end face of valve rod 2 is connected with the first end end face of positioning region 21, i.e., this Connecting column 5 is integrally attached to the control terminal end of 2 bar wall of valve rod along upper, and connecting column 5 is corresponding with the position of positioning region 21, that is, connects There are two column 5 is also provided with, since positioning region 21 is integrally formed in 2 hollow cavity of valve rod, valve rod 2 is made to be located at the region of positioning region 21 Locate wall thickness to increase, be positioned such that the setting in portion 21 not only acts as the effect of positioning limitation rotation, while being also the setting of connecting column 5 Mounting surface is increased, the stronger stabilization of the fixing end of connecting column 5 is made, the free end end of this connecting column 5 has outwardly protruded hook Buckle 51, manipulation part 1 are corresponding one by one with connecting column 5 and for connecting column 5 and fastener portion 51 towards offering in the one side of valve rod 2 The connecting hole 6 penetrated together, i.e. connecting hole 6 also there are two corresponding settings, are equipped in connecting hole 6 and cross simultaneously with for fastener portion 51 The snap-in structure being connect with 51 fastener of fastener portion, by the setting in fastener portion 51 and snap-in structure, make to manipulate part 1 and valve rod 2 it Between be connected together together, anti-stop operation part 1 and 2 easy disengagement of valve rod, while being also convenient for that the dismounting of part 1 Yu valve rod 2 will be manipulated, Cooperation limited post 4 protrudes into the structure of accommodating cavity 3, further increases the synchronous rotation effect between manipulation part 1 and valve rod 2, keeps away Exempt to manipulate and be loosened between part 1 and valve rod 2.

In the present embodiment, snap-in structure it is preferable that: as shown in Figure 1, the square hole in a strip shape of connecting hole 6, with connection One end of lateral edge is outer end outside manipulation part on 6 length direction of hole, close one end for manipulating part center is inner end, connecting hole 6 The interior snap-latch piece 7 for being equipped with the strip extended along the length direction of connecting hole 6, the length and width of snap-latch piece 7 are respectively smaller than company The length and width in hole 6 is connect, the first end end of snap-latch piece 7, which is integrally formed, to be connected on the outer end hole wall of connecting hole 6, due to card The length and width for closing piece 7 is smaller, therefore hole of the second end end and two lateral edges of snap-latch piece 7 with connecting hole 6 is along it Between have spacing, that is to say snap-latch piece 7 only by its first end end and manipulation part 1 be integrally formed connect, such snap-latch piece 7 even Certain elastic bending deflection can be generated by connecing in hole 6, and a convex block 71, convex block are convexly equipped on the second end end face of snap-latch piece 7 There is the spacing crossed for fastener portion 51, i.e. this spacing width for being slightly less than fastener portion 51 between 71 and the inner end hole wall of connecting hole 6 Degree, convex block 71 can be passed through and engage by making fastener portion 51 under external force, in order to facilitate crossing for fastener portion 51, with valve rod 2 Control terminal end face be upper surface, fastener portion 51 is square block, and the control terminal end face of the bottom surface in fastener portion 51 and valve rod 2 Between be formed with the fastener spacing that interior limit is inserted into for convex block 71, i.e., after convex block 71 is crossed in fastener portion 51, convex block 71 is in elasticity It is protruded under effect in the spacing between fastener portion 51 and valve rod 2；Further, the upper top surface in fastener portion 51 have from the inside to the outside to Under inclined inclined surface, and the lower end of this inclined surface extends at the lateral wall in fastener portion, i.e. the lateral wall in fastener portion 51 On cut an inclined surface, the bottom surface of convex block 71 is the guiding surface matched with the inclined surface in fastener portion 51, this guiding is oblique It is slided for the inclined surface guiding in fastener portion 51 and fastener portion 51 is made to cross convex block 71 to 71 top of convex block, i.e., in fastener portion 51 in face During penetrating, the inclined surface in fastener portion 51 is acted against on the guiding surface of convex block 71, with the effect of external force, makes snap-latch piece 7 It is hooked buckle 51 to jack up and generate bending, to make the inclined surface in fastener portion 51 be slided by the guiding of guiding surface and cross convex block 71, more after, snap-latch piece 7 restores deformation, make 51 fastener of fastener portion on convex block 71, the bottom surface in such fastener portion and convex block Upper surface fits, this snap-latch piece 7 is the snap-in structure connecting with 51 fastener of fastener portion；Moreover, at the upper top surface of convex block 71 In the lower section of top surface on snap-latch piece 7, and the upper end end in fastener portion 51 is in connecting hole 6, that is to say the upper top surface of convex block 71 It is not less than the height in fastener portion 51 with the spacing on snap-latch piece 7 between top surface, will not be protruded after such 51 fastener of fastener portion connection In manipulation part 1, ensure manipulation 1 shape of part it is smooth, so as to manipulate the surface of part 1 be sticked trade mark, opening direction etc. mark.

Further, as shown in figure 3, having spacing and shape between the inner sidewall of connecting column 5 and the inner sidewall of positioning region 21 At there is First terrace, between the inner end hole wall of connecting hole 6 and the lateral wall of limited post 4 there is spacing to be formed with second step Face, i.e. two connecting columns 5 and two connecting holes 6 have spacing between limited post 4, in order to which limited post 4 protrudes into accommodating cavity 3 Interior, after protruding into, First terrace leans with second step face, and the inboard aperture of the inner sidewall of connecting column 5 and connecting hole 6 is along phase Patch cooperation both protrudes into engaging in connecting hole 6 in this way convenient for fastener portion 51, while also limitation connecting column 5 is bent, and does not have connecting column 5 There is space to deviate from easily.

A kind of novel water tap switch structure of the utility model, when installation, by the cutting plane of limited post 4 and valve rod 2 Flat face in hollow cavity aligns, and limited post 4 is protruded into panelling in the accommodating cavity 3 of 2 control terminal end of valve rod, plays The effect connected between fastening manipulation part 1 and valve rod 2, increases the globality between manipulation part 1 and valve rod 2, at the same time, valve rod Connecting column 5 and fastener portion 51 on 2 control terminal end faces protrude into connecting hole 6, and fastener is connected together in the engaging knot of connecting hole 6 On structure, under the cooperation of rotation limiting structure and two connecting columns 5, in use, when rotation manipulates part 1, connecting Rotation limiting structure on the cooperation of column 5 and connecting hole 6 and limited post 4 and accommodating cavity 3, enable valve rod 2 well with behaviour Control 1 rotates synchronously, and loosening is not likely to produce in use process, the service life of tap is improved, when needing to dismantle, it is only necessary to logical It crosses external force to bend snap-latch piece 7, deviates from fastener portion 51 from convex block 71, such connection type is simple and fast, is convenient for the fire hose The installation or removal of head construction of switch, both manufacture easy to produce are also convenient for detachable maintaining in use process.

The utility model is described in detail above in conjunction with attached drawing, but the embodiments of the present invention and not only It is limited to above embodiment, in other embodiments, the settable two or more in positioning region 21, such as setting four, make valve rod 2 The also corresponding setting four of hollow cavity rectangular shaped, connecting column 5 and connecting hole 6, those skilled in the art are according to the prior art Various modifications can be made to the utility model, belong to the protection scope of the utility model.

Claims (7)

1. a kind of novel water tap switch structure, including manipulation part and valve rod, manipulation part is connected with the control terminal of valve rod, special Sign is: having accommodating cavity on the control terminal end face of the valve rod, one end of manipulation part towards the valve rod, which is convexly equipped with, to be protruded into The limited post in cavity is accommodated, the limited post is equipped with the rotation opposite with valve rod of limitation limited post with the cavity wall of the accommodating cavity The rotation limiting structure turned has on the control terminal end face of the valve rod outer in accommodating cavity and extends along valve rod axis direction Connecting column, the free end end of the connecting column outwardly protruded fastener portion, and the manipulation part is towards opening in the one side of valve rod Equipped with and connecting hole for connecting column and fastener portion together with penetrate corresponding one by one with connecting column, it is equipped in the connecting hole for institute State the snap-in structure that fastener portion crosses and connect with fastener portion fastener.

2. a kind of novel water tap switch structure according to claim 1, it is characterised in that: the valve rod is in its control terminal The hollow cavity of the open cylindrical hollow configuration in end face, the valve rod is the accommodating cavity, and in the hollow cavity of the valve rod Equipped with several positioning regions extended along shaft length direction, each positioning region is arranged along the circumferential uniform intervals of the valve rod, The lateral wall of the positioning region is affixed with the hollow cavity cavity wall of the valve rod merges integrated molding connection, the inside of the positioning region Wall is mutually surrounded by a chamber resettling with flat face in flat and with the hollow cavity cavity wall of the valve rod, on the limited post Equipped with cutting plane corresponding one by one and closely connected cooperation with the inner sidewall of the positioning region, the cutting plane and the positioning Portion is the rotation limiting structure.

3. a kind of novel water tap switch structure according to claim 2, it is characterised in that: the first end of the positioning region End face and the control terminal end face of the valve rod are flush, the connecting column be located at the valve rod control terminal end face and the positioning On the region that the first end end face in portion is connected.

4. a kind of novel water tap switch structure according to claim 2 or 3, it is characterised in that: the positioning region setting There are two, there are two the connecting columns, the corresponding setting of the connecting hole.

5. a kind of novel water tap switch structure according to claim 2, it is characterised in that: the connecting hole side in a strip shape Shape hole is interior using one end of lateral edge outside manipulation part close on connecting hole length direction as outer end, close to the one end at manipulation part center End, is equipped with the snap-latch piece of the strip extended along the length direction of connecting hole in the connecting hole, the length of the snap-latch piece and Width is respectively smaller than the length and width of connecting hole, and the first end end of the snap-latch piece, which is integrally formed, is connected to the outer of connecting hole On stomidium wall, a convex block, the inner end hole wall of the convex block and the connecting hole are convexly equipped on the second end end face of the snap-latch piece Between there is the spacing crossed for the fastener portion, using the control terminal end face of valve rod as upper surface, the fastener portion is square block Body is formed between the bottom surface in the fastener portion and the control terminal end face of the valve rod and is inserted into interior limit for the convex block Fastener spacing, the upper top surface in the fastener portion have the inclined surface tilted down from the inside to the outside, and the lower end of this inclined surface is prolonged At the lateral wall for extending to fastener portion, the bottom surface of the convex block is to slide simultaneously with the cooperation of the inclined surface in fastener portion for fastener portion guiding The guiding surface above convex block to convex block is crossed, the snap-latch piece is the snap-in structure.

6. a kind of novel water tap switch structure according to claim 5, it is characterised in that: at the upper top surface of the convex block In the lower section of top surface on the snap-latch piece, the upper end end of the holding section is in the connecting hole.

7. a kind of novel water tap switch structure according to claim 5, it is characterised in that: the inner sidewall of the connecting column There is spacing between the inner sidewall of the positioning region and be formed with First terrace, the inner end hole wall of the connecting hole with it is described Between the lateral wall of limited post there is spacing to be formed with second step face, the First terrace offsets with the second step face It leans on, and the inboard aperture of the inner sidewall of the connecting column and connecting hole edge is affixed cooperation.