CN206943527U - One kind automation safety valve - Google Patents

Abstract

The utility model discloses a kind of automation safety valve, includes valve body, the on-off component in the trigger mechanism being arranged on valve body and break-make the valve body water route, the valve body is provided with water inlet and delivery port；The trigger mechanism includes impeller, reduction gear group, clutch gear, swing arm gear and reset assembly, impeller drives reduction gear group, clutch gear engages with reduction gear group, and selectively engage or separate with swing arm gear, the swing arm gear and clutch gear engagement rotation to the water route of triggering on-off component cut-out valve body during limitation, the reset assembly is matched somebody with somebody by helical teeth and back-moving spring to be combined into, when the swing arm gear is disengaged from clutch gear, inverts and reset under reset assembly effect.

Description

One kind automation safety valve

Technical field

The utility model refers to a kind of automation safety valve for being installed on and playing anti-leak on fluid circuit.

Background technology

Global water supply contradiction, rational utilization of water resources are the problem of whole mankind pay close attention to jointly.Household water passes through It is commonly encountered water pipe to burst suddenly or forget to turn off water valve, can be especially caused seriously when user can not immediately treat at the scene Water resource waste and economy be damaged, for this problem, there is some electron leak water conservation valves and common leak protection valve on the market, Electron leak water conservation valve influences reliability and the use of device because installed in under water environment, electronic component easily fails Life-span；And common leak protection valve automatically cuts off water route mainly by counterweight or deadweight to realize, therefore to protection valve installation Position has higher requirements, and installation difficulty is big, if installation site tilts the whole function of automatically cutting off water route and can failed, Wu Faqi To leak protective effect, therefore, the design people improves caused many missings and inconvenience for not attaining in said structure design, Deeply design, and actively research improves and develops and design the utility model.

Utility model content

The purpose of this utility model is to provide a kind of automation safety valve, mainly solves leak protection, while valve body is to peace Holding position is less demanding, convenient construction installation.

For the above-mentioned purpose, the technical solution of the utility model is：One kind automation safety valve, includes valve body, sets The on-off component in trigger mechanism and break-make the valve body water route on valve body, the valve body are provided with water inlet and delivery port；Institute Stating trigger mechanism includes impeller, reduction gear group, clutch gear, swing arm gear and reset assembly, and impeller, which drives, to slow down Gear mechanism group, clutch gear engage with reduction gear group, and selectively engage or separate, the swing arm tooth with swing arm gear The water route of on-off component cut-out valve body is triggered when wheel and clutch gear engagement rotation are to limitation, the reset assembly is by helical teeth and again Position spring when the swing arm gear is disengaged from clutch gear, is inverted under reset assembly effect and resetted with being combined into.

The valve body is molded an inner chamber body, and an intermediate cavity is spaced in the inner chamber body, and provided with the water flowing communicated with water inlet Hole, water cavity and an impeller cavity are crossed in interval one in the intermediate cavity, cross water cavity and are communicated with limbers, water cavity side wall be provided with and impeller cavity The inclined hole communicated, impeller cavity top surface are provided with apopore.

The on-off component includes valve rod, valve stem sleeve and filler block, valve stem sleeve is fixed on limbers in inner chamber body Top, valve handle activity are set in valve stem sleeve, and the lower end of valve rod is through limbers connection filler block, and the valve rod is in swing arm gear Realize preventing water leakage in the lower water route for driving filler block closing limbers cut-out valve body of triggering.

The valve rod is provided with a driving lever, and swing arm gear is provided with the shake-up block coordinated with driving lever.

The valve stem sleeve is provided with the slotted eye of accommodating driving lever, valve rod rotated in the range of slotted eye restriction and on move down It is dynamic.

Slotted eye is made up of translot and vertical slot on the valve stem sleeve, L-shaped or T-shaped.

The upper end protrusion inner chamber Ligation in vitro one handle of the valve rod.

The impeller is arranged in impeller cavity, and reduction gear group is arranged on the top of intermediate cavity, the impeller axle of impeller Protrude impeller cavity and connect a little gear, the little gear engages with the primary pinion of reduction gear group.

The clutch gear engages with the final-stage gear of reduction gear group, and the clutch gear is arranged on a gear shaft On, the support of connection one block face in water cavity was stretched into the gear shaft lower end, and a spring, the both ends contact of spring are arranged on the gear shaft In the support block face with crossing on water cavity, outer both sides differential water pressures are with driving clutch gear axial direction including support block face in the presence of spring Upper and lower displacement, selectivity are engaged or separated with swing arm gear.

The swing arm gear axle is located on helical teeth, and helical teeth top surface is provided with some oblique surfaces, and the bottom surface of swing arm gear is resisted against On the oblique surface, the back-moving spring top is against the top surface of swing arm gear.

The reduction gear group is made up of two row superposing type reduction gearing.

Using said structure, when the utility model is for there are a large amount of leaks, automatically starting closes water route, has leakproof The effect of water, water saving, environmental protection, and on-off component of the present utility model uses pure mechanic structure with trigger mechanism, with existing skill Art is compared not to be influenceed by installation site, convenient construction operation, and the utility model is turned by reduction gear group Speed control, realize and precisely quantify, and realize that continuous data is reset after water is closed every time, do not influence routine use.

Brief description of the drawings

Fig. 1 is combining structure exploded view of the present utility model；

Fig. 2 is the structural representation of the utility model valve body；

Fig. 3,4 are the utility model part combining structure stereogram；

Fig. 5,6 be on-off component of the present utility model structural representation, show two states；

Fig. 7 is the utility model part combining structure sectional view；

Fig. 8 is the utility model combining structure sectional view, state when display on-off component does not trigger；

Fig. 9 is the utility model combining structure sectional view, state when display on-off component triggers.

Embodiment

The utility model is elaborated below in conjunction with accompanying drawing and specific implementation.

As shown in Figures 1 to 9, a kind of automation safety valve of the utility model, includes valve body 1, is arranged on valve body 1 The on-off component 3 in trigger mechanism 2 and the break-make water route of valve body 1；

The valve body 1 is provided with water inlet 11 and delivery port 12, and is molded an inner chamber body 13, in the inner chamber body 13 in interval one Between chamber 14, inner chamber body 13 is thereby divided into two parts up and down, the bottom of inner chamber body 13 is provided with the limbers that is communicated with water inlet 11 15, after water enters limbers 15 by water inlet 11, connected through intermediate cavity 14 with delivery port 12, one is separated between the intermediate cavity 14 is interior The impeller cavity 17 of water cavity 16 and one is crossed, water cavity 16 excessively communicates with limbers 15, and mistake water cavity 16 side wall precalculated position is provided with and impeller The inclined hole 161 that chamber 17 communicates, the top surface of impeller cavity 17 are provided with apopore 171, the opening through the upper portion side wall of inner chamber body 13 of apopore 171 Hole 131 communicates with delivery port 12；

The trigger mechanism 2 includes impeller 21, reduction gear group 22, clutch gear 23, swing arm gear 24 and answered Hyte part 25, impeller 21 drive reduction gear group 22, and the reduction gear group 22 is by two row superposing type reduction gearing Composition；The impeller 21 is arranged in impeller cavity 17, and reduction gear group 22 is arranged on the top of intermediate cavity 14, impeller 21 Impeller axle 211 protrudes impeller cavity 17 and connects a little gear 212, the primary pinion of the little gear 212 and reduction gear group 22 Engagement, the clutch gear 23 engage with the final-stage gear of reduction gear group 22, and the clutch gear 23 is arranged on a gear On axle 231, the support of connection one block face 232 in water cavity 16 was stretched into the lower end of gear shaft 231, and the support block face 232 is with crossing water cavity 16 inwall gaps coordinate, and a spring 233 is arranged on the gear shaft 231, and the both ends contact of spring 233 in the block face 232 and crosses water On chamber 16, the support block face 232 drives 23 axial upper and lower displacement of clutch gear, selectivity inside and outside in the presence of differential water pressures Engage or separate with swing arm gear 24, the swing arm gear 24 is arranged on the top of intermediate cavity 14, the swing arm gear 24 and clutch tooth The water route that on-off component 3 cuts off valve body 1 is triggered when taking turns 23 engagement rotations to limitation, the swing arm gear 24 is provided with and on-off component The 3 shake-up blocks 241 coordinated, the reset assembly 25 are made up of helical teeth 251 and back-moving spring 252, and helical teeth 251 is fixed on intermediate cavity 14 tops, the axle of swing arm gear 24 are located on helical teeth 251, and the middle part of the helical teeth 251 is provided with the axis hole 2511 of installation swing arm gear 24, The top surface of helical teeth 251 is provided with some oblique surfaces 2512, and the bottom surface of swing arm gear 24 is resisted against on the oblique surface 2512, swing arm gear 24 when rotating oblique surface 2512 act on it is following rotate the upward lifting in side, the contact of back-moving spring 252 swing arm gear 24 top surface, All the time give swing arm gear 24 downward active force, when the swing arm gear 24 separates with clutch gear 23, in the effect of spring 252 The lower reversion of oblique surface 2512 along helical teeth 251, which declines, to be resetted；

The on-off component 3 includes valve rod 31, valve stem sleeve 32 and filler block 34, valve stem sleeve 32 in inner chamber body 13 The top of limbers 15 is fixed on, valve rod 31 is movably set in valve stem sleeve 32, outside the upper end protrusion inner chamber body 13 of the valve rod 31 One handle 33 is connected, the lower end of valve rod 31 connects filler block 34, triggering of the valve rod 31 in swing arm gear 24 through limbers 15 Lower drive filler block 34 closes limbers 15, and the purpose of preventing water leakage is realized in the water route for automatically cutting off valve body 1, and the valve rod 31 is provided with The driving lever 311 of the cooperation of block 241 is touched with swing arm gear 24, valve stem sleeve 32 is provided with the slotted eye 321 of accommodating driving lever 311, the slotted eye 321 are made up of translot and vertical slot, can be L-shaped or T-shaped, and valve rod 31 is rotationally and axially upper and lower in the range of the slotted eye 321 restriction It is mobile.

Using said structure, utility model works principle is：Under original state, the valve rod 31 is in bottom, valve rod Driving lever 311 is located in the translot of L-type slotted eye 321, and now valve rod 31 is motionless, filler block 34 away from limbers 15 position on, Limbers 15 is water flowing state（Referring to Fig. 4,5）, when just commonly using water, referring to Fig. 7,8, water is after the entrance of valve inleting water mouth 11 through logical Water hole 15 entered water cavity 16, gear shaft 231 support block face 232 by the upward lifting of hydraulic pressure drive clutch gear 23 move up with Swing arm gear 24 engages, and compression spring 233 makes it store power while gear shaft 231 moves, and water is by crossing the oblique of the side wall of water cavity 16 The impact of hole 161 rotates impeller 21 to connect from perforate 131 of the top surface apopore 171 of impeller cavity 17 through the upper portion side wall of inner chamber body 13 again Valve body delivery port 12 flows out, and drives reduction gear group 22 by little gear 212 when impeller 21 rotates, and then pass through reducing gear The engaged transmission clutch gear 23 of mechanism group 22 and swing arm gear 24 are taken turns, swing arm gear 24 is rotated and along the helical teeth of reset assembly 25 251 oblique surface 2512 upward lifting while compression reseting spring 252 when rotating；During normal switching-off water, clutch gear 23 The top of support block face 232, which is formed, to build the pressure, and is moved down in pressure and clutch gear 23 under the collective effect of spring 233, with pendulum Arm gear 24 is separated, and swing arm gear 24 declines under the effect of back-moving spring 252 along the reversion of oblique surface 2512 of helical teeth 251 to be resetted, Continuous data is reset, water is used next time in case measuring again；When improper water outlet, i.e., swing arm gear 24 turns to limitation When, the driving lever 311 touched on the ejection valve rod 31 of block 241 of swing arm gear 24, driving lever 311 is departed from the translot of slotted eye 321 and fall into The position of vertical slot（Referring to Fig. 6）, valve rod 31 depart from stopper hydraulic pressure effect under move up, drive filler block 34 close limbers 15, the water route of valve body 1 is automatically cut off, to realize leakproof（It is shown in Figure 9）.After excluding seepy question, manually by valve rod upper end Handle 33 push and make filler block 34 turn on limbers 15 away from limbers 15, while valve rod is turned an angle, make valve The driving lever 311 of bar moves into the translot of slotted eye 321 again, recovers valve rod original state.

It is above-mentioned visible, the utility model for occur a large amount of leaks when, automatically starting close water route, have preventing water leakage, The effect of economizing on water, be environmentally friendly, and on-off component of the present utility model uses pure mechanic structure with trigger mechanism, with prior art phase Than not influenceed by installation site, installation is easy, and carries out rotating speed control by reduction gear group, and it is precisely fixed to realize Amount, while each continuous data clearing after closing water is realized under the cooperation of clutch gear, swing arm gear and reset assembly, do not influence Routine use.

Claims (10)

1. one kind automation safety valve, includes valve body, the trigger mechanism being arranged on valve body and the break-make valve body water route On-off component, it is characterised in that：The valve body is provided with water inlet and delivery port；The trigger mechanism includes impeller, reduction gearing Mechanism group, clutch gear, swing arm gear and reset assembly, impeller drive reduction gear group, clutch gear and reducing gear Mechanism group engagement is taken turns, and selectively engages or separates with swing arm gear, the swing arm gear and clutch gear engagement rotation to limitation When trigger the water route of on-off component cut-out valve body, the reset assembly by helical teeth and back-moving spring with being combined into, the swing arm gear When being disengaged from clutch gear, invert and reset under reset assembly effect.

A kind of 2. automation safety valve as claimed in claim 1, it is characterised in that：The valve body is molded an inner chamber body, and this is interior One intermediate cavity of interval in cavity, and cross water cavity and an impeller provided with the limbers communicated with water inlet, the interior interval one of the intermediate cavity Chamber, cross water cavity and communicated with limbers, cross water cavity side wall and be provided with the inclined hole communicated with impeller cavity, impeller cavity top surface is provided with apopore.

A kind of 3. automation safety valve as claimed in claim 1 or 2, it is characterised in that：The on-off component is located at inner chamber body It is interior, include valve rod, valve stem sleeve and filler block, valve stem sleeve is fixed on above limbers, and valve handle activity is set in valve stem sleeve, valve Through limbers connection filler block, the valve rod drives filler block closing limbers cut-out under the triggering of swing arm gear for the lower end of bar Realize preventing water leakage in the water route of valve body.

A kind of 4. automation safety valve as claimed in claim 3, it is characterised in that：The valve rod is provided with a driving lever, swing arm Gear is provided with the shake-up block coordinated with driving lever.

A kind of 5. automation safety valve as claimed in claim 4, it is characterised in that：The valve stem sleeve is provided with accommodating driving lever Slotted eye, valve rod are rotated and moved up and down in the range of slotted eye restriction.

A kind of 6. automation safety valve as claimed in claim 5, it is characterised in that：Slotted eye by translot and erects on the valve stem sleeve Groove forms, L-shaped or T-shaped.

A kind of 7. automation safety valve as claimed in claim 1 or 2, it is characterised in that：The impeller is arranged in impeller cavity, Reduction gear group is arranged on the top of intermediate cavity, and the impeller axle protrusion impeller cavity of impeller connects a little gear, the little gear Engaged with the primary pinion of reduction gear group.

A kind of 8. automation safety valve as claimed in claim 1 or 2, it is characterised in that：The clutch gear and reduction gearing The final-stage gear engagement of mechanism group, the clutch gear are arranged on a gear shaft, and the gear shaft lower end was stretched into water cavity and connected One supports block face, and a spring is arranged on the gear shaft, and the both ends contact of spring, with crossing on water cavity, supports block face in the support block face Drive clutch gear axial direction upper and lower displacement in the presence of differential water pressures and spring inside and outside, selectivity engaged with swing arm gear or Separation.

A kind of 9. automation safety valve as claimed in claim 1, it is characterised in that：The swing arm gear axle is located on helical teeth, Helical teeth top surface is provided with some oblique surfaces, and the bottom surface of swing arm gear is resisted against on the oblique surface, and the back-moving spring top is against swing arm The top surface of gear.

A kind of 10. automation safety valve as claimed in claim 1, it is characterised in that：The reduction gear group is by two row Superposing type reduction gearing forms.