CN202812258U - Automatic temperature control anti-theft valve - Google Patents
Automatic temperature control anti-theft valve Download PDFInfo
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- CN202812258U CN202812258U CN 201220531319 CN201220531319U CN202812258U CN 202812258 U CN202812258 U CN 202812258U CN 201220531319 CN201220531319 CN 201220531319 CN 201220531319 U CN201220531319 U CN 201220531319U CN 202812258 U CN202812258 U CN 202812258U
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Abstract
The utility model discloses an automatic temperature control anti-theft valve which comprises a mounting pipe body and a control pipe body. The mounting pipe body and the control pipe body are fixedly connected. The automatic temperature control anti-theft valve is characterized by being provided with a stepping motor, a valve driving device, a valve shaft, a valve core, an adjusting valve piece, a positioning sleeve and a positioning stop ring, and the included angle, in the water inlet direction, between the control pipe body and the mounting pipe body is 135 degrees; a water inlet guiding table is arranged on the lower bottom face of the inside of the mounting pipe body, the face, corresponding to a water inlet, of the water inlet guiding table is a water guiding oblique face, a supporting face is arranged on the water guiding oblique face, water flow control through holes are formed in the supporting face, and a water inlet cavity of the mounting pipe body is connected with a water outlet cavity through the water flow control through holes; the valve shaft is arranged in the center of the control pipe body, the adjusting valve piece is arranged at the lower end of the control pipe body, the positioning sleeve is arranged on the upper portion of the control pipe body, the valve shaft penetrates through the positioning sleeve, the upper end of the valve shaft is fixedly connected with the stepping motor, and the lower end of the valve shaft is fixedly connected with the adjusting valve piece; and the positioning stop ring is arranged on the valve shaft, the positioning stop ring abuts against the positioning sleeve, a water inlet hole is formed in the valve core, and the area of the bottom face of the adjusting valve piece is larger than the area of a water inlet hole of the valve core. The automatic temperature control anti-theft valve has the advantages of being novel in structure, automatic in control, accurate in measurement, stable in operation, capable of avoiding loss of a large amount of heat of heat supply companies and water resources, and the like.
Description
Technical field
The utility model relates to the temperature control technology field of heating system, specifically a kind of temperature automatically controlled Anti-theft valve.
Background technique
As everyone knows, for the convenient temperature of adjusting room heater, usually at indoor caliduct thermostat valve is installed, described thermostat valve is by body is installed, flap, valve rod and handwheel form, body is installed in a tubular form, be respectively equipped with screw thread on the tube wall at installation body two ends, be beneficial to connecting pipeline, the interior center of body is installed is provided with flap, the installation body of corresponding flap top is provided with the control body, the control body is perpendicular and communicate with the installation body, valve rod passes the control body lower end flap interior with body is installed and is fixedly connected with, the upper end is fixedly connected with handwheel, and its deficiency is: unreasonable structure, use inconvenient, the one, when needs are adjusted room temperature, need the manual rotation handwheel, rising by flap in the valve body or descend and adjust the aperture of valve body, this aperture can only be with feeling repeatedly rotation hand wheel, giving the user much inconvenience, as required accurate adjustment room temperature; The 2nd, unreasonable structure, heat supply company every year all needs to try to warm up during first to user's heat supply, is blocked the flap in the temperature control valve body to prevent the indoor pipeline of user by the dirt in the heat supplying pipeline, impurity, and then cause can't heat supply.
Through retrieval, it is 2010201295182 that CN201779340U also discloses a kind of patent No. on the net, patent name is a kind of utility model patent of thermostat valve, it comprises valve body, flap, valve rod, bonnet, and rotary switch device, described rotary switch device comprises support, internal gear, knob, spur gear wheel, described internal gear is cylindric, it is arranged on the valve body top, described support is arranged on the inside of internal gear, the support lower end is fixedly connected with valve body or bonnet, middle part and the valve rod of described knob are in transmission connection, the outer rim of knob is provided with and the spur gear wheel meshed gears, spur gear wheel is around the axostylus axostyle rotation that is arranged on the support, and spur gear wheel is meshed with the gear of internal gear inwall, its deficiency is: the one, can not be according to indoor concrete required temperature and accurate automatic control flow, and the 2nd, can not prevent from stealing hot water.
Summary of the invention
The purpose of this utility model is to solve above-mentioned the deficiencies in the prior art, provide a kind of novel structure, automatically control, control accurately, metering accurately, operate steadily, long service life, avoid heat supply company heat and water resources to run off in a large number and prevent the temperature automatically controlled Anti-theft valve that interior conduit blocks.
The technological scheme that its technical problem that solves the utility model adopts is:
A kind of temperature automatically controlled Anti-theft valve, comprise body and control body are installed, the control body is fixedly connected with the installation body, it is characterized in that being provided with in the control body and be provided with temperature controlling device, temperature controlling device comprises stepper motor, valve driver, valve shaft, spool, regulate valve block, setting sleeve and location baffle ring, the angle of control body and installation body water inlet direction is greater than 90 ° and less than 180 °, the interior bottom surface of body is installed to be provided with into the water diversion platform, the one side of the corresponding water intake of water inlet diversion platform is the water conservancy diversion inclined-plane, the water conservancy diversion inclined-plane is provided with supporting surface, the supporting surface lower end intersects with the water conservancy diversion inclined-plane and is fixedly connected with, the upper end is fixedly connected with the installation body, so that will installing body, water conservancy diversion inclined-plane and supporting surface be divided into water-inlet cavity and water chamber, supporting surface is provided with current control through hole, the center of the central axis of control body and the control of the current on supporting surface through hole is on same straight line, be beneficial to control the impact force that current are evenly accepted in the body bottom surface, supporting surface is provided with spool, control body center is provided with valve shaft, the lower end is provided with the adjusting valve block, top is provided with setting sleeve, valve shaft passes setting sleeve, the upper end is fixedly connected with stepper motor, the lower end is fixedly connected with the adjusting valve block, make setting sleeve and regulate between the valve block and form water filling cavity, the water-inlet cavity that body is installed is connected with water chamber with water filling cavity by current control through hole, valve shaft is provided with the location baffle ring, location baffle ring and setting sleeve are inconsistent, be beneficial to locate valve shaft, prevent that valve shaft from moving axially, stepper motor is connected with valve driver, it is inconsistent to regulate valve block bottom surface and spool upper-end surface, described spool is provided with the water inlet, regulate the base area of valve block greater than the area of spool water inlet, to guarantee to block fully current, reach the effect of throttle down, when needs are closed current, can in indoor control system, input closing information, control system is passed to valve driver with information, the action of valve driver Driving Stepping Motor, regulate valve block and go to through hole upper end on the spool at the drive backspin of valve shaft, make the adjusting valve block cover through hole fully, stoped flowing of water, when needs are opened current fully, can in indoor control system, input maximum temperature information, control system is passed to valve driver with information, the action of valve driver Driving Stepping Motor, regulating valve block rotates under the drive of valve shaft, through hole on the spool is exposed fully, the water of water-inlet cavity is controlled through hole through current, through hole on the spool and water filling cavity are connected with backwater cavity, reach the flow maximization of water, make user indoor temperature reach maximum temperature, when needs reduce room temperature, can in indoor control system, input the temperature information that needs, control system is passed to valve driver with information, the action of valve driver Driving Stepping Motor, the drive valve shaft rotates to an angle, valve shaft drive to be regulated valve block and is rotated corresponding position above the water inlet to spool, stop the circulation of part water, current are reduced, guaranteed the user on indoor controller by temperature required automatic control.
The utility model can be provided with apparatus preventing water robbing at the backwater cavity end that body is installed, apparatus preventing water robbing comprises the attaching nut, flexible joint and safety check, described flexible joint one end is provided with and is the taper type surface of contact, the other end outer wall is provided with screw thread, the cylindrical of taper type surface of contact is provided with stuffing box gland, stuffing box gland is adopted as quality of rubber materials and makes, body backwater cavity the inner is installed is provided with the conical surface that matches with stuffing box gland, the stuffing box gland of flexible joint is fixedly connected with the backwater cavity end part seal that body is installed through the attaching nut, the attaching nut socket-connects with the taper type surface of contact of flexible joint through cutting ferrule and engages, be provided with safety check in the flexible joint, when the user puts hot water on indoor water return pipeline steathily, the pressure of the water-inlet cavity in the body is installed less than the pressure of backwater cavity, impel safety check to block water export, stoped the refluence of water, and then measured the employed heat of user fully.
Spool described in the utility model and adjusting valve block all adopt ceramic material to make, and to prevent from forming incrustation scale, cause blocking current.
Control body described in the utility model upper end inwall is provided with positioning groove, sidewall is provided with locating groove, in the positioning groove of stepper motor in jump ring is stuck in the control body, the input shaft of stepper motor is flat axle, center, described valve shaft upper-end surface is provided with square slot vertically, the bottom is provided with flat plug, the valve shaft lower end is through flat plug and regulate the fixing engaging that matches of square groove that the valve block upper-end surface is provided with, the upper end is in mating connection through the flat axle of square slot and stepper motor, with reach easy for installation, convenient disassembly, easy to maintenance, flow control acts on accurately.
The water inlet of spool face described in the utility model preferably is set to two fan-shaped water inlets, two fan-shaped water inlets take at the center as the setting of initial point mirror image, and the angle that connects between the both sides, fan-shaped water inlet preferably adopts 90 °, described adjusting valve block upper-end surface is provided with square groove, the shape of lower end surface can adopt figure of eight bottom surface, also can adopt the long strip bottom plane, be beneficial to regulate valve block can be fully and the water inlet of spool face fit like a glove, can also the water inlet be exposed fully, reach the effect of control water flow.
The utility model can be provided with seal ring between setting sleeve and location baffle ring, valve shaft in the setting sleeve is provided with sealed groove, sealed groove ringwise, be provided with Simmer ring in the sealed groove, valve shaft is tightly connected through Simmer ring and setting sleeve, when hydraulic pressure impacts temperature controlling device, by the multi-sealed effect of seal ring and Simmer ring, prevent that current from valve shaft enters into motor, causing burn-down of electric motor.
Control body described in the utility model preferably adopts 135 ° with the angle that body water inlet direction is installed, water conservancy diversion inclined-plane and the angle of installing between the body bottom surface preferably adopt 135 °, be beneficial to hydraulic pressure forward impact temperature controlling device, make valve shaft stressed evenly, guarantee the coaxality requirement of valve shaft, had the effect of smooth running.
Safety check described in the utility model is by non-return cover, backflow preventing mouth plug and gear platform form, described non-return cover front end center is provided with guide cylinder vertically, front end outer circumference is laid with the non-return claw, guide cylinder fixes through supporting rib and flexible joint, described backflow preventing mouth plug one end is spherical, the other end center is provided with diversion rod, gear platform center is provided with osculum, gear platform outer wall circumference is provided with sealed groove, be provided with seal ring in the sealed groove, the diameter of the spherical of backflow preventing mouth plug greater than the diameter of osculum less than the diameter of non-return cover, to reach the effect that stops the anti-stream of current and guiding current forward flow, be provided with gear platform and non-return cover in the flexible joint, the gear platform is tightly connected through seal ring and non-return cover, gear platform outer wall is fixedly connected with flexible joint through seal ring, non-return cover is inconsistent through non-return claw and flexible joint, be provided with backflow preventing mouth plug in the non-return cover, backflow preventing mouth plug one end is corresponding with the backwater hole of gear platform through spherical, the other end is inserted in the guide cylinder through diversion rod, so that backflow preventing mouth plug is axially mobile under the leading role of guide cylinder, when current are entered in the safety check of flexible joint by water chamber, because the pressure of feed-water end is greater than the pressure of waterexit end, current drive backflow preventing mouth plug to be separated with the gear platform, current are through the osculum at gear platform center, flow out in space in the non-return cover, non-return cover is fixed through non-return claw and the flexible joint of periphery, when the indoor stolen water of user or dehydration, the pressure of flexible joint waterexit end is higher than the pressure of feed-water end, current drive the spherical of backflow preventing mouth plug and have blocked the osculum that keeps off platform, reach the effect that prevents the indoor stolen water of user.
The utility model is owing to adopt said structure, have novel structure, automatically control, control accurately, metering accurately, operate steadily, long service life, avoid heat supply company heat and water resources to run off in a large number and prevent the advantage such as interior conduit obstruction.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation that body and control body are installed in the utility model.
Fig. 3 is the structural representation of regulating valve block in the utility model.
Fig. 4 is the rear view of Fig. 3.
Fig. 5 is the left view of Fig. 3.
Fig. 6 is the sectional view of A-A among Fig. 5.
Fig. 7 is the structural representation of spool in the utility model.
Fig. 8 is the sectional view of B-B among Fig. 7.
Fig. 9 is the structural representation of valve shaft in the utility model.
Figure 10 is the left view of Fig. 9.
Figure 11 is the structural representation of safety check in the utility model.
Reference character: body 1, control body 2, stepper motor 3, valve driver 4, valve shaft 5, spool 6 are installed, are regulated valve block 7, setting sleeve 8, location baffle ring 9, water inlet diversion platform 10, water conservancy diversion inclined-plane 11, supporting surface 12, water filling cavity 13, water-inlet cavity 14, water chamber 15, water inlet 16, attaching nut 17, flexible joint 18, stuffing box gland 19, jump ring 20, seal ring 21, Simmer ring 22, non-return cover 23, backflow preventing mouth plug 24, gear platform 25, flat plug 26, sealed groove 27, cutting ferrule 28.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further specified:
As shown in drawings, a kind of temperature automatically controlled Anti-theft valve, comprise body 1 and control body 2 are installed, control body 2 is fixedly connected with installation body 1, it is characterized in that being provided with in the control body 2 and be provided with temperature controlling device, temperature controlling device comprises stepper motor 3, valve driver 4, valve shaft 5, spool 6, regulate valve block 7, setting sleeve 8 and location baffle ring 9, the angle of control body 2 and installation body 1 water inlet direction is greater than 90 ° and less than 180 °, body 1 interior bottom surface is installed to be provided with into water diversion platform 10, the one side of water inlet diversion platform 10 corresponding water intakes is water conservancy diversion inclined-plane 11, water conservancy diversion inclined-plane 11 is provided with supporting surface 12, supporting surface 12 lower ends intersect with water conservancy diversion inclined-plane 11 and are fixedly connected with, the upper end is fixedly connected with installation body 1, so that will installing body 1, water conservancy diversion inclined-plane 11 and supporting surface 12 be divided into water-inlet cavity 14 and water chamber 15, supporting surface 12 is provided with current control through hole, the center of the central axis of control body 2 and the control of the current on the supporting surface 12 through hole is on same straight line, be beneficial to control the impact force that current are evenly accepted in body 2 bottom surfaces, be fixed with spool 6 on the supporting surface 12, control body 2 centers are provided with valve shaft 5, the lower end is provided with regulates valve block 7, top is provided with setting sleeve 8, valve shaft 5 passes setting sleeve 8, the upper end is fixedly connected with stepper motor 3, the lower end is fixedly connected with adjusting valve block 7, make setting sleeve 8 and regulate and form water filling cavity 13 between the valve block 7, the water-inlet cavity 14 that body 1 is installed is connected with water chamber 15 with water filling cavity 13 by current control through hole, valve shaft 5 is provided with location baffle ring 9, location baffle ring 9 is inconsistent with setting sleeve 8, be beneficial to locate valve shaft 5, prevent that valve shaft 5 from moving axially, stepper motor 3 is connected with valve driver 4, it is inconsistent to regulate valve block 7 bottom surfaces and spool 6 upper-end surfaces, described spool 6 is provided with water inlet 16, regulate the base area of valve block 7 greater than the area of spool 6 water inlets 16, to guarantee to block fully current, reach the effect of throttle down, when needs are closed current, can in indoor control system, input closing information, control system is passed to valve driver 4 with information, 3 actions of valve driver 4 Driving Stepping Motors, regulate valve block 7 and go to through hole upper end on the spool 6 at the drive backspin of valve shaft 5, make adjusting valve block 7 cover through hole fully, stoped flowing of water, when needs are opened current fully, can in indoor control system, input maximum temperature information, control system is passed to valve driver 4 with information, 3 actions of valve driver 4 Driving Stepping Motors, regulating valve block 7 rotates under the drive of valve shaft 5, water inlet 16 on the spool 6 is exposed fully, the water of water-inlet cavity 14 is controlled through hole through current, water inlet 16 on the spool 6 and water filling cavity 13 are connected with backwater cavity 15, reach the flow maximization of water, make user indoor temperature reach maximum temperature, when needs reduce room temperature, can in indoor control system, input the temperature information that needs, control system is passed to valve driver 4 with information, 3 actions of valve driver 4 Driving Stepping Motors, driving valve shaft 5 rotates to an angle, valve shaft 5 drives to be regulated valve blocks 7 and rotates above the water inlet 16 to spool 6 accordingly position, stop the circulation of part water, current are reduced, guaranteed the user on indoor controller by temperature required automatic control.
The utility model can be provided with apparatus preventing water robbing at the backwater cavity end that body 1 is installed, apparatus preventing water robbing comprises attaching nut 17, flexible joint 18 and safety check, described flexible joint one end is provided with and is the taper type surface of contact, the other end outer wall is provided with screw thread, the cylindrical of taper type surface of contact is provided with stuffing box gland 19, stuffing box gland 19 is adopted as quality of rubber materials and makes, body 1 backwater cavity the inner is installed is provided with the conical surface that matches with stuffing box gland 19, the stuffing box gland 19 of flexible joint 18 is fixedly connected with the backwater cavity end part seal that body 1 is installed through attaching nut 17, attaching nut 17 socket-connects with the taper type surface of contact of flexible joint through cutting ferrule 28 and engages, be provided with safety check in the flexible joint 18, when the user puts hot water on indoor water return pipeline steathily, the pressure of the water-inlet cavity in the body 1 is installed less than the pressure of backwater cavity, impel safety check to block water export, stop the refluence of water, and then measured the employed heat of user fully.
The water inlet 16 on spool described in the utility model 6 surfaces preferably is set to two fan-shaped water inlets, two fan-shaped water inlets 16 take at the center as the setting of initial point mirror image, and the angle that connects between the both sides, fan-shaped water inlet preferably adopts 90 °, described adjusting valve block 7 upper-end surfaces are provided with square groove, the shape of lower end surface can adopt figure of eight bottom surface, also can adopt the long strip bottom plane, be beneficial to regulate valve block 7 can be fully and the water inlet 16 on spool 6 surfaces fit like a glove, water inlet 16 is exposed fully, reach the effect of control water flow.
The utility model can be provided with seal ring 21 between setting sleeve 8 and location baffle ring 9, valve shaft 5 in the setting sleeve 8 is provided with sealed groove 27, sealed groove ringwise, be provided with Simmer ring 22 in the sealed groove, valve shaft 5 is tightly connected through Simmer ring 22 and setting sleeve 8, when hydraulic pressure impacts temperature controlling device, multi-sealed effect by seal ring 21 and Simmer ring 22, prevent that current are in valve shaft 5 enters into stepper motor 3, cause stepper motor to burn, simultaneously, the clearance seal in the time of can also guaranteeing stepper motor 3 drive valve shafts 5 with respect to setting sleeve 8 rotation.
Safety check described in the utility model is by non-return cover 23, backflow preventing mouth plug 24 and gear platform 25 form, described non-return cover 23 front end centers are provided with guide cylinder 26 vertically, front end outer circumference is laid with non-return claw 27, guide cylinder 26 fixes through supporting rib and flexible joint 18, described backflow preventing mouth plug 24 1 ends are spherical, the other end center is provided with diversion rod 28, gear platform 25 centers are provided with osculum, gear platform outer wall circumference is provided with sealed groove, be provided with seal ring in the sealed groove, the diameter of the spherical of backflow preventing mouth plug 24 greater than the diameter of osculum less than the diameter of non-return cover 23, to reach the effect that stops the anti-stream of current and guiding current forward flow, be provided with gear platform 25 and non-return cover 23 in the flexible joint 18, the gear platform is tightly connected through seal ring and non-return cover, gear platform outer wall is sealedly and fixedly connected through seal ring and flexible joint, non-return cover 23 is inconsistent through non-return claw 27 and flexible joint 18, be provided with backflow preventing mouth plug 24 in the non-return cover 23, backflow preventing mouth plug 24 1 ends are corresponding with the backwater hole of gear platform 24 through spherical, the other end is inserted in the guide cylinder 26 through diversion rod 28, so that backflow preventing mouth plug 24 is axially mobile under the leading role of guide cylinder 26, when current are entered in the safety check of flexible joint 18 by water chamber, because the pressure of feed-water end is greater than the pressure of waterexit end, current drive backflow preventing mouth plug 24 to be separated with gear platform 25, current are through the osculum at gear platform 25 centers, flow out in space in the non-return cover, non-return cover 23 is fixing with flexible joint 18 through the non-return claw 27 of periphery, when the indoor stolen water of user or dehydration, the pressure of flexible joint 18 waterexit ends is higher than the pressure of feed-water end, current drive the spherical of backflow preventing mouth plug 24 and have blocked the osculum that keeps off platform 25, reach the effect that prevents the indoor stolen water of user.
The utility model when mounted, the water-inlet cavity interface that body at first will be installed is connected with indoor outlet conduit, the screw thread of backwater cavity channels and activating collaterals joint outer wall is fixedly connected with the water return pipeline of outdoor heat supply company, in the heating using process, can manually set up the required temperature of temperature on their own by indoor control system, when needs are opened current fully, can in indoor control system, input maximum temperature information, control system is passed to valve driver 4 with information, valve driver 4 is connected with control system, 3 actions of valve driver 4 Driving Stepping Motors, regulate valve block 7 half-twist under the drive of valve shaft 5, water inlet 16 on the spool 6 is exposed fully, the water of water-inlet cavity 14 is controlled through hole through current, water inlet 16 on the spool 6 and water filling cavity 13 flow into backwater cavity 15, flow to for unit of heat at the flexible joint of installing through backwater cavity 15, reach the flow maximization of water, make user indoor temperature reach maximum temperature, when needs reduce room temperature, can in indoor control system, input the temperature information that needs, control system is passed to valve driver 4 with information, 3 actions of valve driver 4 Driving Stepping Motors, driving valve shaft 5 rotates to an angle, valve shaft 5 drives to be regulated valve blocks 7 and rotates above the water inlet 16 to spool 6 accordingly position, stop the water inlet on the part spool 5, water flow reduces, guaranteed the user on indoor controller by temperature required automatic control, when needs are closed heat supply, can in indoor control system, input very warm order, stepper motor 3 drives valve shaft 5, valve shaft 5 drives regulates valve block 7 rotations, make and regulate valve block 7 and blocked water inlet 16 on the spool 6 fully, stoped flowing of water; When the current of intake pipe when the user enters return pipe within doors, because the pressure of feed-water end is greater than the pressure of waterexit end, current drive backflow preventing mouth plug 24 to be separated with gear platform 25, current are through the osculum at gear platform 25 centers, flow out in space in the non-return cover, non-return cover 23 is fixing with flexible joint 18 through the non-return claw 27 of periphery, having blocked backflow preventing mouth plug continues mobile along water (flow) direction, as user during in indoor stolen water or dehydration, the pressure of flexible joint 18 waterexit ends is higher than the pressure of feed-water end, it is oppositely mobile that current drive backflow preventing mouth plug 24, the spherical of backflow preventing mouth plug 24 has been blocked the osculum of gear platform 25, reaches the effect that prevents the indoor stolen water of user.
The utility model is owing to adopt said structure, have novel structure, automatically control, control accurately, metering accurately, operate steadily, long service life, avoid heat supply company heat and water resources to run off in a large number and prevent the advantage such as interior conduit obstruction.
Claims (8)
1. temperature automatically controlled Anti-theft valve, comprise body and control body are installed, the control body is fixedly connected with the installation body, it is characterized in that being provided with in the control body and be provided with temperature controlling device, temperature controlling device comprises stepper motor, valve driver, valve shaft, spool, regulate valve block, setting sleeve and location baffle ring, the angle of control body and installation body water inlet direction is greater than 90 ° and less than 180 °, the interior bottom surface of body is installed to be provided with into the water diversion platform, the one side of the corresponding water intake of water inlet diversion platform is the water conservancy diversion inclined-plane, the water conservancy diversion inclined-plane is provided with supporting surface, the supporting surface lower end intersects with the water conservancy diversion inclined-plane and is fixedly connected with, the upper end is fixedly connected with the installation body, make water conservancy diversion inclined-plane and supporting surface that body will be installed and be divided into water-inlet cavity and water chamber, supporting surface is provided with current control through hole, the center of the central axis of control body and the control of the current on supporting surface through hole is on same straight line, supporting surface is provided with spool, control body center is provided with valve shaft, the lower end is provided with the adjusting valve block, top is provided with setting sleeve, valve shaft passes setting sleeve, the upper end is fixedly connected with stepper motor, the lower end is fixedly connected with the adjusting valve block, make setting sleeve and regulate between the valve block and form water filling cavity, the water-inlet cavity that body is installed is connected with water chamber with water filling cavity by current control through hole, valve shaft is provided with the location baffle ring, location baffle ring and setting sleeve are inconsistent, and stepper motor is connected with valve driver, and it is inconsistent to regulate valve block bottom surface and spool upper-end surface, described spool is provided with the water inlet, regulates the base area of valve block greater than the area of spool water inlet.
2. a kind of temperature automatically controlled Anti-theft valve according to claim 1, it is characterized in that the backwater cavity end that body is installed is provided with apparatus preventing water robbing, apparatus preventing water robbing comprises the attaching nut, flexible joint and safety check, flexible joint one end is provided with and is the taper type surface of contact, the other end outer wall is provided with screw thread, the cylindrical of taper type surface of contact is provided with stuffing box gland, stuffing box gland is adopted as quality of rubber materials and makes, body backwater cavity the inner is installed is provided with the conical surface that matches with stuffing box gland, the stuffing box gland of flexible joint is fixedly connected with the backwater cavity end part seal that body is installed through the attaching nut, the attaching nut socket-connects with the taper type surface of contact of flexible joint through cutting ferrule and engages, and is provided with safety check in the flexible joint.
3. a kind of temperature automatically controlled Anti-theft valve according to claim 1 is characterized in that spool and adjusting valve block all adopt ceramic material to make.
4. a kind of temperature automatically controlled Anti-theft valve according to claim 1, it is characterized in that described control body upper end inwall is provided with positioning groove, sidewall is provided with locating groove, in the positioning groove of stepper motor in jump ring is stuck in the control body, the input shaft of stepper motor is flat axle, center, described valve shaft upper-end surface is provided with square slot vertically, the bottom is provided with flat plug, the valve shaft lower end is through flat plug and regulate the fixing engaging that matches of square groove that the valve block upper-end surface is provided with, and the upper end is in mating connection through the flat axle of square slot and stepper motor.
5. a kind of temperature automatically controlled Anti-theft valve according to claim 1, the water inlet that it is characterized in that described spool face is set to two fan-shaped water inlets, two fan-shaped water inlets take at the center as the setting of initial point mirror image, and the angle that connects between the both sides, fan-shaped water inlet preferably adopts 90 °, described adjusting valve block upper-end surface is provided with square groove, and the shape of lower end surface adopts the figure of eight or long strip.
6. a kind of temperature automatically controlled Anti-theft valve according to claim 1, it is characterized in that being provided with seal ring between setting sleeve and the location baffle ring, valve shaft in the setting sleeve is provided with sealed groove, sealed groove ringwise, be provided with Simmer ring in the sealed groove, valve shaft is tightly connected through Simmer ring and setting sleeve.
7. a kind of temperature automatically controlled Anti-theft valve according to claim 1 is characterized in that described control body and the angle that body water inlet direction is installed preferably adopt 135 °, and water conservancy diversion inclined-plane and the angle of installing between the body bottom surface preferably adopt 135 °.
8. a kind of temperature automatically controlled Anti-theft valve according to claim 2, it is characterized in that described safety check is by non-return cover, backflow preventing mouth plug and gear platform form, described non-return cover front end center is provided with guide cylinder vertically, front end outer circumference is laid with the non-return claw, guide cylinder fixes through supporting rib and flexible joint, described backflow preventing mouth plug one end is spherical, the other end center is provided with diversion rod, gear platform center is provided with osculum, gear platform outer wall circumference is provided with sealed groove, be provided with seal ring in the sealed groove, the diameter of the spherical of backflow preventing mouth plug greater than the diameter of osculum less than the diameter of non-return cover, to reach the effect that stops the anti-stream of current and guiding current forward flow, be provided with gear platform and non-return cover in the flexible joint, the gear platform is tightly connected through seal ring and non-return cover, gear platform outer wall is fixedly connected with flexible joint through seal ring, non-return cover is inconsistent through non-return claw and flexible joint, be provided with backflow preventing mouth plug in the non-return cover, backflow preventing mouth plug one end is corresponding with the backwater hole of gear platform through spherical, the other end is inserted in the guide cylinder through diversion rod, when current are entered in the safety check of flexible joint by water chamber, because the pressure of feed-water end is greater than the pressure of waterexit end, current drive backflow preventing mouth plug to be separated with the gear platform, current are through the osculum at gear platform center, flow out in space in the non-return cover, non-return cover is fixed through non-return claw and the flexible joint of periphery, when the indoor stolen water of user or dehydration, the pressure of flexible joint waterexit end is higher than the pressure of feed-water end, and current drive the spherical of backflow preventing mouth plug and blocked the osculum that keeps off platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531319 CN202812258U (en) | 2012-10-17 | 2012-10-17 | Automatic temperature control anti-theft valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220531319 CN202812258U (en) | 2012-10-17 | 2012-10-17 | Automatic temperature control anti-theft valve |
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| Publication Number | Publication Date |
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| CN202812258U true CN202812258U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220531319 Expired - Lifetime CN202812258U (en) | 2012-10-17 | 2012-10-17 | Automatic temperature control anti-theft valve |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121769A (en) * | 2016-06-29 | 2016-11-16 | 中国北方发动机研究所(天津) | A kind of relief valve mounting structure on straight line pipeline |
| CN110094557A (en) * | 2019-05-05 | 2019-08-06 | 陈炜 | A kind of adjustable valve |
| CN113796807A (en) * | 2021-06-02 | 2021-12-17 | 华帝股份有限公司 | Bottom cover structure of water knockout drum, water knockout drum and dish washer |
| CN114352756A (en) * | 2022-01-06 | 2022-04-15 | 佛山市美的清湖净水设备有限公司 | Valve plate assembly, electric valve and self-cleaning method of electric valve |
| CN115680797A (en) * | 2022-12-01 | 2023-02-03 | 杭州汽轮动力集团股份有限公司 | High-pressure oil pipeline quick closing device |
-
2012
- 2012-10-17 CN CN 201220531319 patent/CN202812258U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121769A (en) * | 2016-06-29 | 2016-11-16 | 中国北方发动机研究所(天津) | A kind of relief valve mounting structure on straight line pipeline |
| CN110094557A (en) * | 2019-05-05 | 2019-08-06 | 陈炜 | A kind of adjustable valve |
| CN110094557B (en) * | 2019-05-05 | 2020-11-24 | 温州市简弈科技有限公司 | Adjustable valve |
| CN113796807A (en) * | 2021-06-02 | 2021-12-17 | 华帝股份有限公司 | Bottom cover structure of water knockout drum, water knockout drum and dish washer |
| CN113796807B (en) * | 2021-06-02 | 2023-10-13 | 华帝股份有限公司 | Bottom cover structure of water knockout drum, water knockout drum and dish washer |
| CN114352756A (en) * | 2022-01-06 | 2022-04-15 | 佛山市美的清湖净水设备有限公司 | Valve plate assembly, electric valve and self-cleaning method of electric valve |
| CN115680797A (en) * | 2022-12-01 | 2023-02-03 | 杭州汽轮动力集团股份有限公司 | High-pressure oil pipeline quick closing device |
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