CN202852164U - Connection structure of valve rod and handle - Google Patents
Connection structure of valve rod and handle Download PDFInfo
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- CN202852164U CN202852164U CN 201220514593 CN201220514593U CN202852164U CN 202852164 U CN202852164 U CN 202852164U CN 201220514593 CN201220514593 CN 201220514593 CN 201220514593 U CN201220514593 U CN 201220514593U CN 202852164 U CN202852164 U CN 202852164U
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- decorative cover
- handle
- connecting cylinder
- valve rod
- valve
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Abstract
The utility model discloses a connection structure of a valve rod and a handle. The connection structure of the valve rod and the handle comprises a valve body, the valve rod and the handle, wherein a connection cylinder is arranged in the middle of the handle, a decorative cover is arranged at the outer side face of the connection cylinder, the decorative cover is an open drum in shape, a connection through hole is formed in the bottom surface, the connection cylinder penetrates through the connection through hole, a shaft shoulder is arranged on the outer side face of the connection cylinder and located at the outer side of the bottom surface of the decorative cover, a detachable axial limiting device is arranged on the outer side face of the connection cylinder and located at the inner side of the bottom surface of the decorative cover, an open end of the decorative cover and the valve body form rotary type detachable connection, a connection blind hole is formed in the end surface of the connection cylinder, and the end portion of the valve rid is inserted in the connection blind hole and forms axial slide connection. The connection structure of the valve rod and the handle is beautiful in appearance, the handle can not loosen, and the quality of a bathroom water valve is improved.
Description
Technical field
The utility model relates to valve technology field, is specifically related to the linkage structure of a kind of valve rod and handle, and this structure is applicable to the water valve in the sanitary bath equipment.
Background technique
In the existing water valve, handle is connected connection and is usually adopted structure shown in Figure 1 with valve rod: the connecting end of valve rod 2 is arranged to square or at circumferential surface the plane that at least one extends vertically is set, thereby formation breach, corresponding square hole then is set on the handle 3 or has at least the through hole on a plane, in order to make handle and valve rod consist of axial being slidingly connected, but and transmitting torque, while is at the fastening screw trip bolt that the butt valve rod radially is set 21 of handle, in order to make handle in the axially location of valve rod.
Another kind of common linkage structure as shown in Figure 2, the connecting end of valve rod 2 is arranged to square or at circumferential surface the plane that at least one extends vertically is set, thereby formation breach, and the end face at connecting end arranges tapped hole, the blind hole adaptive with the connecting end of valve rod then is set on one side of handle 3, the blind hole of handle is socketed on the connecting end of valve rod, but thereby make handle and valve rod transmitting torque, the position of corresponding blind hole arranges a through hole on the another side of handle simultaneously, fastening screw trip bolt 21 is set in the through hole, this fastening screw trip bolt is threaded with the connecting end of valve rod, in order to make handle in the axially location of valve rod.
Yet there are the following problems for above-mentioned linkage structure: because handle need to come back rotation continually, the rear fastening screw trip bolt of long-term use produces loosening easily, and then makes the handle appearance become flexible phenomenon; Secondly, fastening screw trip bolt is directly exposed to the outside, affects attractive in appearancely, and particularly, for the water valve in the higher sanitary bath equipment of appearance requirement, this type of linkage structure can seriously affect the whole visual effect of water valve, reduces its class.
For example, a kind of disclosed on Chinese patent literature " angle valve ", its notice of authorization number is CN1232745C, comprise a valve body, have on the valve body into water and take over and the water outlet adapter, a valve rod is arranged in the valve body, the outer end of valve rod is stretched out valve body and is connected with handle, be provided with seal ring between the middle part of valve rod and the valve body, the inner of valve rod is provided with a seal, and seal and valve rod are fixed together, and the inner side surface of valve body is the cylndrical surface, water outlet is taken over the inner mouth of pipe and is positioned on the valve body inner side surface, and a column working of being close on the valve body inner side surface is arranged on the above-mentioned seal.The part of column working contact valve body inner side surface, valve rod, fuse and card article are connected as a single entity, disposable shaping.This angle valve is the switching that cooperates to control angle valve that utilizes seal and valve body inner side surface, has good seal performance, characteristics that wear resistance is strong, can prolong the working life of product.But its handle also is the end that is fixed on valve rod by fastening screw trip bolt, therefore, has equally easily loosening, the inaesthetic problem of profile of handle.
The model utility content
The purpose of this utility model is for easy loosening, the inaesthetic problem of profile of the existing handle of linkage structure that solves handle in the existing water valve and valve rod, the handle and the valve rod linkage structure that provide a kind of beautiful shape and handle can not become flexible.
To achieve these goals, the utility model is by the following technical solutions:
The linkage structure of a kind of valve rod of the present utility model and handle, comprise valve body, valve rod and handle, the middle part of described handle is provided with connecting cylinder, the outer side surface of connecting cylinder is provided with decorative cover, described decorative cover is the drum-shaped of opening, its bottom surface is provided with connecting through hole, connecting cylinder passes connecting through hole, be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the shaft shoulder, be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with detachable axially stop block, the opening end of decorative cover and valve body consist of revolving removably connecting, the end face of connecting cylinder is provided with the connection blind hole, and the end of valve rod is plugged in the connection blind hole and consists of axial being slidingly connected.
At first, being connected blind hole and can adopting the existing structure that is in axial sliding connection of the end of valve rod and connecting cylinder, but when guaranteeing transmitting torque between handle and the valve rod, handle can move on valve rod vertically simultaneously, avoid the outer surface of handle to be damaged, improved the overall appearance degree of handle.Secondly, for fear of using fastening screw trip bolt, the utility model arranges a decorative cover at handle, because being arranged on the shaft shoulder and the detachable axially stop block that are positioned at the decorative cover both sides on the connecting cylinder makes handle in the axially locating of decorative cover bottom surface, simultaneously, decorative cover and valve body interconnect, therefore, make handle be implemented in well stem shaft to the location, decorative cover itself has the effect of beautiful decoration to valve body, avoided simultaneously the fastening screw trip bolt that exposes on the impact of overall appearance, it is more suitable for for sanitary bath equipment.Particularly, the opening end of decorative cover can adopt the Placement of the class that is threaded with revolving the removably connecting that valve body consists of, like this, handle is when coming back rotation, and be sliding friction between the decorative cover, because the frictional force of both direction is identical, can guarantee that therefore loosening phenomenon can not appear in decorative cover, and decorative cover can directly be fastenedly connected with hand, is convenient to it and installs and uses.
As preferably, be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the friction ring of being close to inboard, decorative cover bottom surface, be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the external friction ring of being close to the outside, decorative cover bottom surface.Thereby can avoid handle and detachable axially stop block and decorative cover direct friction, inside and outside friction ring can adopt the material of polyoxymethylene (POM) class, make it to have well wear-resisting property, be conducive to increase the service life, and reduce the surface friction drag of handle when rotating.
As preferably, the connecting through hole of described decorative cover bottom surface is the shoulder hole that ecto-entad dwindles, and described external friction ring is embedded in the outside macropore of shoulder hole, the high 0.2-0.4 millimeter of surface ratio decorative cover outside bottom surface of external friction ring.The external friction ring is embedded in the outside macropore of shoulder hole, and is blocked by the shaft shoulder on the handle, thereby can avoid directly exposing of external friction ring, be conducive to further whole aesthetics.The surface of external friction ring is higher than the decorative cover outside bottom surface and then is conducive to avoid fully the shaft shoulder of handle and contacting of decorative cover bottom surface.
Certainly, above-mentioned inside and outside friction ring also can adopt the friction snap ring to substitute, its concrete scheme is: the connecting through hole of described decorative cover bottom surface is the shoulder hole that ecto-entad dwindles, be arranged with the friction snap ring in the aperture of described decorative cover shoulder hole inboard, described friction snap ring along the circumferential direction is spliced to form by 3-5 section snap ring unit, the outer side surface of snap ring unit is provided with the draw-in groove of arc, draw-in groove is connected on the edge of the inboard aperture of shoulder hole, the high 0.2-0.4 millimeter of surface ratio decorative cover outside bottom surface of snap ring unit.
The friction snap ring not only has the effect of inside and outside friction ring, also play simultaneously the bearing effect of decorative cover bottom surface connecting through hole, direct contact the between the connecting cylinder of having avoided handle and the connecting through hole, simultaneously, the friction snap ring is made of several snap ring unit spliceds, be convenient to it and be installed on the connecting through hole, make it can select the higher material of hardness, to improve its wear-resisting property.
As preferably, described detachable axially stop block is the axle check ring that is connected on the connecting cylinder.Quick for installation, spacing reliable advantage that check ring has.
Replacement scheme as above-mentioned preferred version, described detachable axially stop block is made of an adjusting nut and a rotation inhibiting nut, inboard place forms the ladder section of reduced and is provided with outside thread in the ladder section described connecting cylinder in the decorative cover bottom surface, and described adjusting nut and rotation inhibiting nut are threaded on the ladder section successively.Behind the rotation inhibiting nut screwing clamping, can between adjusting nut and rotation inhibiting nut, produce pre-pressing force, thereby effectively prevent the loosening of adjusting nut.
As preferably, the connecting end of described valve rod and connecting cylinder is provided with spline, then is provided with corresponding spline in the connection blind hole of connecting cylinder, and connecting cylinder and valve rod form spline joint.Thereby handle can be received on the valve rod at arbitrarily angled cover, be convenient to it and install, spline joint can transmit larger moment of torsion simultaneously, and is conducive to improve the tightness that handle is connected with valve rod, avoids handle to come continually to produce after the back rotation and between the valve rod gap.
As preferably, being detachably connected as between the opening end of described decorative cover and the valve body is threaded.Screw connection structure is convenient processing and manufacture not only, and is conducive to the installation of handle, decorative cover.During installation, first decorative cover is installed on the connecting cylinder of handle, then the connecting cylinder cover of handle is received on the valve rod, owing to make rotating between decorative cover and the connecting cylinder, rotate and tighten decorative cover this moment, can be simultaneously with active handle along axially the moving down of valve rod, handle is fully overlapped receives on the valve rod.
A kind of replacement scheme as the scheme that is threaded between above-mentioned decorative cover and the valve body, described valve body outer side surface is provided with self-locking grooves, it comprises the axially extended straight trough along valve rod, and be connected to straight trough away from the translot of handle one end, described straight trough is open-minded near handle one end, the degree of depth of straight trough is by extremely progressively diminishing away from handle one end near handle one end, described translot is vertical with straight trough, and be provided with cone tank in the bottom surface of translot, the inner side surface of described decorative cover opening is provided with flexible shell fragment, the edge of shell fragment and decorative cover welding, be provided with the gap between the centre of shell fragment and the decorative cover inner side surface, and be provided with hemispheric positioning convex at the center of shell fragment, described positioning convex is pressed in the cone tank, thereby makes the opening end of decorative cover and valve body consist of revolving removably connecting.
In this programme, owing to have the gap between the centre of shell fragment and the decorative cover inner side surface, therefore, during the positioning convex at extrusion elastic center, can automatically sink, positioning convex can automatically reset again after removing external force.When mounting handle, similarly first decorative cover is installed on the connecting cylinder of handle, then the connecting cylinder cover of handle is received on the valve rod, rotate decorative cover this moment, makes the positioning convex on the shell fragment of decorative cover inboard aim at straight trough, then can press down vertically handle, when positioning convex arrives the lower end of straight trough, rotate decorative cover, can make positioning convex enter also screens in the cone tank of translot, make the decorative cover axially locating, and then realize the reliable location of handle.This Placement not only has the fast and convenient advantage of connection, and it is loosening to avoid decorative cover to occur simultaneously fully.
Therefore, the utlity model has following beneficial effect: beautiful shape and handle can not become flexible, and are conducive to improve the quality of bathroom water valve.
Description of drawings
Fig. 1 is a kind of handle and valve rod linkage structure schematic representation of existing water valve.
Fig. 2 is handle and the valve rod linkage structure schematic representation of another kind of existing water valve.
Fig. 3 is a kind of structural representation of the present utility model.
Fig. 4 is the second structural representation of detachable axially stop block.
Fig. 5 is the third structural representation of detachable axially stop block.
Fig. 6 is the structural representation of banking stop among Fig. 5.
Fig. 7 is with the structural representation behind the inside and outside friction ring in the friction snap ring alternate figures 3.
Fig. 8 is the structural representation of friction snap ring.
Fig. 9 is the schematic representation that the utility model adopts the another kind of revolving structure that removably connects.
Figure 10 is the sectional view of the revolving structure that removably connects among Fig. 9.
Among the figure: 1, valve body 11, joint 2, valve rod 21, fastening screw trip bolt 3, handle 31, connecting cylinder 32, connect blind hole 33, the shaft shoulder 34, ladder section 35, anti-rotation groove 36, banking stop 37, anti-rotation projection 4, decorative cover 41, connecting through hole 42, shell fragment 43, positioning convex 51, axle check ring 52, adjusting nut 53, rotation inhibiting nut 54, tightening nut 6, interior friction ring 7, external friction ring 8, friction snap ring 81, snap ring unit 82, draw-in groove 83, mating face 9, self-locking grooves 91, straight trough 92, translot 93, V-shaped groove.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Among the embodiment as shown in Figure 3, the linkage structure of a kind of valve rod of the present utility model and handle, comprise valve body 1, be arranged on the valve rod 2 at valve body center, and the handle 3 that is connected with valve rod, handle wherein is square handle, handle is connected a side with valve rod middle part is provided for connecting the connecting cylinder 31 of valve rod, the end face of connecting cylinder is provided with and connects blind hole 32, the end of valve rod is plugged in the connection blind hole and consists of axial being slidingly connected, can spline be set at the connecting end outer side surface of valve rod and connecting cylinder particularly, simultaneously in the connection blind hole of connecting cylinder, corresponding spline is set, thereby make the handle both can be along having moved axially of valve rod, again can be to the valve rod transmitting torque.Certainly, also can make the connecting end of valve rod and connecting cylinder square or other has the shape of an axial plane at least, correspondingly, the connection blind hole then makes square hole or other has the hole of an axial plane at least, so that adaptive with the shape of valve rod, realize transmitting torque and function in axial sliding.
In addition, at the outer side surface of connecting cylinder a decorative cover 4 is set, this decorative cover is the drum-shaped of opening, the center of its bottom surface arranges connecting through hole 41, connecting cylinder passes connecting through hole, and the opening of decorative cover is socketed on the connecting cylinder of handle decorative cover towards valve body simultaneously.Be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface shaft shoulder 33 is set, in order to make decorative cover axial limiting on connecting cylinder, be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface simultaneously corresponding detachable axially stop block is set, in order to make decorative cover realize axial fully location at connecting cylinder.Certainly, connecting cylinder also can be made into multidiameter shaft, thereby makes decorative cover spacing in the axial direction.Detachable axially stop block can be the axle check ring 51 that is connected on the connecting cylinder, certainly, needs to arrange corresponding draw-in groove on the connecting cylinder of this moment.Perhaps, as shown in Figure 4, detachable axially stop block also can be made of an adjusting nut 52 and a rotation inhibiting nut 53, inboard place forms the ladder section 34 of reduced and in the ladder section outside thread is set connecting cylinder in the decorative cover bottom surface simultaneously, then adjusting nut and rotation inhibiting nut are threaded on the ladder section successively, thereby it is stuck to avoid adjusting nut that decorative cover is compressed, like this, between adjusting nut and rotation inhibiting nut, produce pre-pressing force, rely on the rubbing action between adjusting nut and the rotation inhibiting nut effectively to prevent the loosening of adjusting nut.
Detachable axially stop block also can adopt such as Fig. 5, scheme shown in Figure 6, inboard place forms the ladder section 34 of reduced and in the ladder section outside thread is set in the decorative cover bottom surface with connecting cylinder first, then at ladder section outer side surface axial anti-rotation groove 35 is set, a sheathed banking stop 36 on the ladder section, the anti-rotation projection 37 adaptive with anti-rotation groove is set on the endoporus of this banking stop, thereby guarantee that banking stop can only endwisely slip along the ladder section, fix a tightening nut 54 that compresses banking stop in the ladder section at last, because banking stop can't rotate, thereby can avoid the loosening of nut.
Handle and detachable axially stop block direct friction for fear of decorative cover and its both sides, bottom surface, such as Fig. 3, Fig. 4, shown in Figure 5, we can be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface friction ring 6 of being close to inboard, decorative cover bottom surface is set, and the axle in the detachable axially stop block then is fitted on the interior friction ring with check ring 51 or adjusting nut 52 or banking stop 36; Be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface simultaneously the external friction ring 7 of being close to the outside, decorative cover bottom surface is set, the shaft shoulder on the connecting cylinder is fitted on the external friction ring.Inside and outside friction ring can adopt the material of polyoxymethylene (POM) class, makes it to have well wear-resisting property, and reduces the surface friction drag of handle when rotating.For fear of directly exposing of external friction ring, the connecting through hole of decorative cover bottom surface can be made the shoulder hole that ecto-entad dwindles, like this, the external friction ring can be embedded in the outside macropore of shoulder hole, certainly, the surface of external friction ring need to be than the high 0.2-0.4 millimeter of decorative cover outside bottom surface, its preferred value is 0.3 millimeter, like this, the shaft shoulder on the connecting cylinder can be fitted on the external friction ring, avoids contacting of the shaft shoulder and decorative cover bottom surface.Be understandable that the diameter of the shaft shoulder should be greater than the diameter of external friction ring, thereby can guarantee the external friction ring is covered fully.
Certainly, in above-mentioned, the external friction ring also can adopt the friction snap ring to substitute, its concrete scheme as shown in Figure 7, first the connecting through hole of decorative cover bottom surface is made the shoulder hole that ecto-entad as previously mentioned dwindles, card is established friction snap ring 8 as shown in Figure 8 in the aperture of decorative cover shoulder hole inboard, selection for ease of installation and friction snap ring material, friction snap ring 8 along the circumferential direction is spliced to form by 3-5 section snap ring unit 81, the preferred amount of snap ring unit is 4 sections, the outer side surface of snap ring unit is provided with the draw-in groove 82 of arc, when whole snap ring unit spliceds becomes a complete friction snap ring, draw-in groove then is spliced into a circular groove, draw-in groove is connected on the edge of the inboard aperture of shoulder hole, make whole friction snap ring play the effect of a similar bearing, one side and the axle in the detachable axially stop block of friction snap ring is with check ring or adjusting nut or banking stop applying, the opposite side of friction snap ring is contained in the macropore in the decorative cover shoulder hole outside, and fit with the shaft shoulder on the connecting cylinder, with the similar ground of aforementioned schemes, the high 0.2-0.5 millimeter of surface ratio decorative cover outside bottom surface of snap ring unit, its preferred value is 0.3 millimeter, thereby guarantee that the shaft shoulder on the connecting cylinder is fitted on the friction snap ring, avoid contacting of the shaft shoulder and decorative cover bottom surface, the endoporus of friction snap ring then plays supporting role to connecting cylinder.Especially, for ease of the installation of snap ring unit, the distance between two mating faces 83 that wherein on one section snap ring unit fit in the snap ring unit adjacent with both sides is progressively close by the outside side of the inner side surface of being close to connecting cylinder, thereby forms the angle of a 3-5 degree.Because the snap ring unit is to snap into from inside to outside on the edge of the inboard aperture of shoulder hole when mounted, therefore, the mating face, both sides of one of them snap ring unit is arranged to interior large outer little, can be when the friction snap ring be installed, first remaining snap ring unit is snapped fit onto successively one by one on the edge of the inboard aperture of shoulder hole, to snap into from inside to outside on the edge of the inboard aperture of shoulder hole with angle snap ring unit at last, thereby successfully finish the installation of friction snap ring.
At last, as shown in Figure 3, in the opening end inboard of decorative cover internal thread is set, outside thread then is set on the valve body accordingly, opening end and the valve body of decorative cover are threaded connection, thereby consist of a kind of revolving removably connecting.Be understandable that, need to arrange a columniform joint 11 on the valve body, then at joint outside thread is set, in order to be connected with decorative cover.
When needs mounting handle and decorative cover, on the connecting cylinder of handle, put successively first the external friction ring, decorative cover, interior friction ring, then on connecting cylinder installation shaft with check ring or other detachable axially stop block, make the decorative cover axially locating on connecting cylinder, then the connecting cylinder cover of handle is received on the valve rod, at this moment, internal thread on the decorative cover contacts with outside thread on the valve body, rotate decorative cover, make it progressively be threaded on the valve body, since this moment decorative cover in rotation process progressively to valve body one side shifting, therefore, handle under the drive of decorative cover along axially the moving down step by step of valve rod, after decorative cover is tightened fully, the connecting cylinder of handle then is socketed and is positioned on the valve rod fully with transmitting torque, and then realizes the axially locating of handle.
When adopting the friction snap ring to substitute inside and outside friction ring, the mounting type of handle and decorative cover is: in decorative cover the friction snap ring is installed first, then the connecting cylinder with handle is located on the endoporus of friction snap ring, and on connecting cylinder installation shaft with check ring or other detachable axially stop block, make the decorative cover axially locating on connecting cylinder, then by preceding method the connecting cylinder cover of handle is received on the valve rod, and decorative cover is threaded on the valve body.
Further, revolving removably connecting also can be adopted as shown in Figure 9 structure between above-mentioned decorative cover and the valve body: at first need to arrange a foregoing cylindrical joint 11 on the valve body, the profile size of joint is adaptive with the inner chamber of decorative cover, and at the outer side surface of valve body joint self-locking grooves 9 is set, this self-locking grooves is L-shaped, it comprises the axially extended straight trough 91 along valve rod, and be connected to straight trough away from the translot 92 of handle one end, straight trough is open-minded near handle one end, the degree of depth of straight trough is by extremely progressively diminishing away from handle one end near handle one end, translot is vertical with straight trough, the degree of depth away from handle one end on the degree of depth of translot and the straight trough is identical, thereby form smooth the connection with straight trough, and in the bottom surface of translot a cone tank 93 is set.Correspondingly, as shown in figure 10, the inner side surface of decorative cover opening is provided with flexible shell fragment 42, shell fragment is rounded, its edge and decorative cover welding arrange the gap between the centre of shell fragment and the decorative cover inner side surface, and at the center of shell fragment hemispheric positioning convex 43 are set.When needs are connected to decorative cover on the valve body, first according to aforesaid method with the decorative cover axially locating on the connecting cylinder of handle, then the connecting cylinder cover of handle is received on the valve rod, and with the straight trough in the aligning of the positioning convex on the shell fragment self-locking grooves, the straight trough degree of depth of this moment can just be held positioning convex, then press handle, connecting cylinder progressively moves down on valve rod, positioning convex then moves down along straight trough, and progressively be extruded recessed, when handle in stem shaft when moving down into, positioning convex just arrives the lower end that straight trough is connected with translot, then rotate decorative cover, positioning convex can enter translot, until arrive the cone tank position, the positioning convex that is extruded outwards ejects again, and be pressed on and make decorative cover location in the cone tank, thereby make the opening end of decorative cover and valve body consist of revolving removably connecting, and then the axially locating of realization handle.
Claims (9)
1. the linkage structure of a valve rod and handle, comprise valve body (1), valve rod (2) and handle (3), it is characterized in that, the middle part of described handle is provided with connecting cylinder (31), the outer side surface of connecting cylinder is provided with decorative cover (4), described decorative cover is the drum-shaped of opening, its bottom surface is provided with connecting through hole (41), connecting cylinder passes connecting through hole, be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the shaft shoulder (33), be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with detachable axially stop block, the opening end of decorative cover and valve body consist of revolving removably connecting, the end face of connecting cylinder is provided with and connects blind hole (32), and the end of valve rod is plugged in the connection blind hole and consists of axial being slidingly connected.
2. the linkage structure of a kind of valve rod according to claim 1 and handle, it is characterized in that, be positioned at inboard place, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the friction ring (6) of being close to inboard, decorative cover bottom surface, be positioned at outside, decorative cover bottom surface at the connecting cylinder outer side surface and be provided with the external friction ring (7) of being close to the outside, decorative cover bottom surface.
3. the linkage structure of a kind of valve rod according to claim 2 and handle, it is characterized in that, the connecting through hole of described decorative cover bottom surface is the shoulder hole that ecto-entad dwindles, described external friction ring is embedded in the outside macropore of shoulder hole, the high 0.2-0.4 millimeter of surface ratio decorative cover outside bottom surface of external friction ring.
4. the linkage structure of a kind of valve rod according to claim 1 and handle, it is characterized in that, the connecting through hole of described decorative cover bottom surface is the shoulder hole that ecto-entad dwindles, be arranged with friction snap ring (8) in the aperture of described decorative cover shoulder hole inboard, described friction snap ring along the circumferential direction is spliced to form by 3-5 section snap ring unit (81), the outer side surface of snap ring unit is provided with the draw-in groove (82) of arc, draw-in groove is connected on the edge of the inboard aperture of shoulder hole, the high 0.2-0.4 millimeter of surface ratio decorative cover outside bottom surface of snap ring unit.
5. according to claim 1 and 2 or the linkage structure of 3 or 4 described a kind of valve rods and handle, it is characterized in that described detachable axially stop block is to be connected to axle on the connecting cylinder with check ring (51).
6. according to claim 1 and 2 or the linkage structure of 3 or 4 described a kind of valve rods and handle, it is characterized in that, described detachable axially stop block is made of an adjusting nut (52) and a rotation inhibiting nut (53), inboard place forms the ladder section (34) of reduced and is provided with outside thread in the ladder section described connecting cylinder in the decorative cover bottom surface, and described adjusting nut and rotation inhibiting nut are threaded on the ladder section successively.
7. according to claim 1 and 2 or the linkage structure of 3 or 4 described a kind of valve rods and handle, it is characterized in that, the connecting end of described valve rod and connecting cylinder is provided with spline, then is provided with corresponding spline in the connection blind hole of connecting cylinder, and connecting cylinder and valve rod form spline joint.
8. according to claim 1 and 2 or the linkage structure of 3 or 4 described a kind of valve rods and handle, it is characterized in that being detachably connected as between the opening end of described decorative cover and the valve body is threaded.
9. according to claim 1 and 2 or the linkage structure of 3 or 4 described a kind of valve rods and handle, it is characterized in that, described valve body outer side surface is provided with self-locking grooves (9), it comprises the axially extended straight trough (91) along valve rod, and be connected to straight trough away from the translot (92) of handle one end, described straight trough is open-minded near handle one end, the degree of depth of straight trough is by extremely progressively diminishing away from handle one end near handle one end, described translot is vertical with straight trough, and be provided with cone tank (93) in the bottom surface of translot, the inner side surface of described decorative cover opening is provided with flexible shell fragment (42), the edge of shell fragment and decorative cover welding, be provided with the gap between the centre of shell fragment and the decorative cover inner side surface, and be provided with hemispheric positioning convex (43) at the center of shell fragment, described positioning convex is pressed in the cone tank, thereby makes the opening end of decorative cover and valve body consist of revolving removably connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514593 CN202852164U (en) | 2012-10-09 | 2012-10-09 | Connection structure of valve rod and handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514593 CN202852164U (en) | 2012-10-09 | 2012-10-09 | Connection structure of valve rod and handle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852164U true CN202852164U (en) | 2013-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220514593 Expired - Fee Related CN202852164U (en) | 2012-10-09 | 2012-10-09 | Connection structure of valve rod and handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202852164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954278A (en) * | 2012-10-09 | 2013-03-06 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN108775442A (en) * | 2018-07-20 | 2018-11-09 | 路达(厦门)工业有限公司 | Handle and bathroom device containing the handle |
-
2012
- 2012-10-09 CN CN 201220514593 patent/CN202852164U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954278A (en) * | 2012-10-09 | 2013-03-06 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN102954278B (en) * | 2012-10-09 | 2014-06-04 | 宁波敏宝卫浴五金水暖洁具有限公司 | Connecting structure of valve rod and handle |
| CN108775442A (en) * | 2018-07-20 | 2018-11-09 | 路达(厦门)工业有限公司 | Handle and bathroom device containing the handle |
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