CN102062256B - Floor heating thermostatic valve - Google Patents
Floor heating thermostatic valve Download PDFInfo
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- CN102062256B CN102062256B CN201110025215.5A CN201110025215A CN102062256B CN 102062256 B CN102062256 B CN 102062256B CN 201110025215 A CN201110025215 A CN 201110025215A CN 102062256 B CN102062256 B CN 102062256B
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Abstract
The invention provides a floor heating thermostatic valve, belonging to the technical field of engineering components. The floor heating thermostatic valve solves problems that the traditional temperature control valve opens up only when the water temperature in the water inlet rises and the set temperature value cannot be adjusted. The floor heating thermostatic valve comprises a valve body, wherein the valve body is provided with a sealing part; an inner cavity of the valve body is divided into a water inlet cavity and a water outlet cavity; a temperature bulb and a valve core are arranged in the valve body; the body of the temperature bulb is arranged in the water inlet cavity; an ejector pin of the temperature bulb penetrates into the water outlet cavity; the valve core is hermetically connected with the temperature bulb; a spring 1 is arranged between the valve core and the side wall of the water outlet cavity of the valve body; a spring 2 is arranged between the body of the temperature bulb and the side wall of the water inlet cavity of the valve body; the elastic force of the spring 2 is bigger than that of the spring 1; when the water temperature in the water inlet cavity rises, the valve core moves towards the direction of the sealing part; and when the valve core leans on the sealing part, the body of the temperature bulb moves far away from the direction of the valve core and compresses the spring 2. The floor heating thermostatic valve has the advantages of accuracy and sensitiveness on temperature control, convenience in use and high operation safety.
Description
Technical field
The invention belongs to engineering element technical field, relate to a kind of valve, particularly a kind of floor heating thermostatic valve.
Background technique
Floor heating is the abbreviation of floor panel heating, is take whole ground as radiator, by the heating agent in flooring radiation layer, the whole ground of homogeneous heating, utilize the accumulation of heat on ground self and heat upwards the rule of radiation conduct from the bottom to top, reach the object of heating.Underground heat radiant heating, compared with traditional heating mode, has comfortable, health, health care; Conserve space, beautify room; Energy-efficient; Good thermal stability; Operating cost is low; The various features such as strong adaptability and long service life.This technology is not only widely used in all kinds of public buildings such as residential houses and hospital, market, is also widely used in the building such as field pitch, green house of vegetables.At present, Korea S, Japan and the developed country such as American-European exceed in 50% novel building and have all adopted underground heat radiant heating.
Ground radiation heating is mainly divided into hot-water heating according to the difference of heat-supplying mode and electricity is warm, and floor heating thermostatic valve is exactly one of parts important in water ground heating system.It is responded to water temperature by thermometer bulb and produces self-powering type action, thereby the hot water flow that is the adjustable radiator of flowing through without exterior power is realized the valve that room temperature is constant.Its disclosed pertinent literature, a kind of thermostat valve [China Patent No.: ZL200920116279.4 as disclosed in Chinese patent literature; Notice of authorization number: CN201373170Y], comprise valve body in a tubular form, its one end is water inlet, the other end is provided with the top cover with osculum, the two ends that are provided with spool, push rod, spring in valve body are resisted against respectively on spool and valve body, spool comprises tubular housing and the heat sensitive wax that is positioned at housing, and one end of described push rod penetrates housing and heat sensitive wax leans, and the other end is resisted against on top cover.This thermostat valve generally should, in jetting machine, although can respond to water temperature and produce corresponding action, cannot be applied in water ground heating system.Its reason is, 1, this thermostat valve raises and opens with water inlet water temperature, and thermostatic valve in water floor heating need cut out with the rising of water inlet water temperature; 2, this thermostat valve cannot be adjusted set temperature value.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed a kind of induction water temperature and raise and reduce gradually flow with water temperature, reduce the floor heating thermostatic valve that improves gradually flow with water temperature.
Object of the present invention can realize by following technical proposal: a kind of floor heating thermostatic valve, comprise the valve body with sealed department, and the inner chamber of valve body is divided into water-inlet cavity and water chamber; In valve body, be provided with thermometer bulb and spool; The body of described thermometer bulb is positioned at water-inlet cavity, the push rod of thermometer bulb penetrates in water chamber, described spool and thermometer bulb are tightly connected, and between described spool and valve body water chamber sidewall, are provided with spring one, between the body of described thermometer bulb and valve inleting water chamber sidewall, are provided with spring two; The elastic force of spring two is greater than the elastic force of spring one; In the time that water temperature in water-inlet cavity raises, spool is to moving near sealed department direction, and when spool is resisted against on sealed department after thermometer bulb body to move also Compress Spring two away from spool direction.
When this floor heating thermostatic valve is arranged in water ground heating system, thermometer bulb in this floor heating thermostatic valve has a set temperature value while leaning with respect to spool and sealed department, this set temperature value has water temperature in a valve inleting water chamber accordingly, is K ℃ so set this water temperature value.
When water temperature is during lower than K ℃, between spool and sealed department, there is gap, the water in water-inlet cavity flows into water chamber from above-mentioned gap, and now this floor heating thermostatic valve is in opening state.In the time that water temperature raises gradually, the temperature sensing medium induction water temperature in thermometer bulb also expands gradually, promotes thermometer bulb body or push rod and moves, and band movable valve plug is to moving near sealed department direction; Between spool and sealed department, have gap and diminish gradually, the flow of this floor heating thermostatic valve also reduces gradually.In the time that water temperature equals K ℃, spool is resisted against on sealed department and forms sealing, and then stops water and then the water chamber in water-inlet cavity, and now this floor heating thermostatic valve is in cut-off state.During when water temperature continuation rising and higher than K ℃, the temperature sensing medium induction water temperature in thermometer bulb also continues expansion, and promotion thermometer bulb body is to moving away from spool direction and Compress Spring two, and certainly, spool is still resisted against on sealed department; On valve body, also there is the space of moving for thermometer bulb body.
When water temperature is higher than K ℃ and be reduced to gradually while equaling K ℃, under the elastic force effect of spring two, thermometer bulb body is gradually to moving near spool direction.When water temperature continues to reduce and during lower than K ℃, spool promotes under the elastic force effect of spring one that push rod moves or promote body under the elastic force effect of spring two moves, and then band movable valve plug is to moving away from sealed department direction.
In above-mentioned floor heating thermostatic valve, described spool is positioned at water-inlet cavity and described spool is connected mutually with the push rod outer end of thermometer bulb, on the water-inlet cavity sidewall of valve body, be fixed with bottom, on the water chamber sidewall of valve body, be fixed with top cover, one end and the spool of described spring one lean, and the other end and top cover lean; Described one end of spring two and the body of thermometer bulb lean, and the other end and bottom lean.
In above-mentioned floor heating thermostatic valve, on described top cover, be equipped with lifting screw and lifting nut, described lifting nut and top cover are threaded connection, one end of lifting nut penetrates in valve body water chamber and leans with the other end of spring one, described lifting screw is axially fixed on top cover, and one end of lifting screw passes top cover and is connected with handwheel; The other end of described lifting screw is circumferentially fixedly connected with the other end of described lifting nut.Rotate handwheel, handwheel drives lifting screw and lifting nut circumferentially to rotate successively, lifting nut synchronously moves axially, and then the elastic force and the push rod that change successively spring one penetrate intrinsic length, realizes thus the set temperature value size when adjusting thermometer bulb and leaning with respect to spool and sealed department.
In above-mentioned floor heating thermostatic valve, described spool is positioned at water chamber and described spool is connected with the body of thermometer bulb, on the water chamber sidewall of valve body, is fixed with top cover; The push rod exterior edge face of described thermometer bulb can be resisted against on top cover; Shang Qieqi one end, push rod outer end and spool that described spring one is also set in thermometer bulb lean, and the other end is resisted against on top cover or push rod; Described one end of spring two and the body of thermometer bulb lean, and the water-inlet cavity internal face of the other end and valve body leans.
In above-mentioned floor heating thermostatic valve, described spool is cylindric and its port towards sealed department, between spool and push rod, is provided with seal ring.
In above-mentioned floor heating thermostatic valve, described spool adopts metallic material to make.
In above-mentioned floor heating thermostatic valve, the other end outside of described spring one is provided with pad one and jump ring two successively, and described jump ring two is fixed on the push rod of thermometer bulb, and the other end of spring one is resisted against on pad one; Pad one is resisted against on jump ring two.
In above-mentioned floor heating thermostatic valve, between described spring one and spool, be provided with pad two, an end face and the spool of pad two lean, and an end face of other end and spring one leans.
In above-mentioned floor heating thermostatic valve, between described top cover and the push rod of thermometer bulb, be provided with the controlling mechanism that can regulate push rod to penetrate length in body.
In above-mentioned floor heating thermostatic valve, described controlling mechanism comprises and is located on top cover and one end penetrates the screw mandrel in valve body water chamber, and screw mandrel and top cover are threaded connection; One end of described screw mandrel is connected with the outer end of push rod, and the other end of screw mandrel passes top cover and is connected with handwheel.
In above-mentioned floor heating thermostatic valve, described controlling mechanism comprises the lifting screw and the lifting nut that are located on top cover, described lifting nut and top cover are threaded connection, one end of lifting nut penetrates in valve body water chamber and is connected with the outer end of push rod, described lifting screw is axially fixed on top cover, and one end of lifting screw passes top cover and is connected with handwheel; The other end of described lifting screw is circumferentially fixedly connected with the other end of described lifting nut.
In above-mentioned floor heating thermostatic valve, between described lifting screw and top cover, be provided with the O type circle that two parallel to an axiss arrange.
In above-mentioned floor heating thermostatic valve, between described handwheel and top cover, be provided with sensing dish, sensing dish is fixed on top cover, on described sensing dish, has pointer, has graduation line and identification character on described handwheel.
In above-mentioned floor heating thermostatic valve, on described top cover, there are some circumferential equally distributed raised lines, on sensing dish, there is several and above-mentioned raised line groove one to one, described raised line embeds in groove.
In above-mentioned floor heating thermostatic valve, on described sensing dish, there is block one, on described handwheel, there is block two, the block two side faces described in rotating when handwheel can lean with the side of block one.
Compared with prior art, this floor heating thermostatic valve has the following advantages:
1, thermometer bulb is directly responded to the water temperature in water-inlet cavity, and then according to this water temperature automatic control flow size, so that this floor heating thermostatic valve has temperature control is accurate, sensitive, and advantage easy to use.
2, in the unsteady setting of thermometer bulb and valve body, there is the sufficient space moving for thermometer bulb body, so in the time that the water temperature in water-inlet cavity exceedes this floor heating thermostatic valve setting temperature, thermometer bulb body can also move, so avoid temperature sensing medium in thermometer bulb to expand causing body cavity pressure excessive and cause the phenomenon of temperature sensing medium seepage to occur, this floor heating thermostatic valve has advantages of that safety in operation is high.
3, regulate the set temperature value of thermometer bulb by handling controlling mechanism, even if this floor heating thermostatic valve can be according to the required adjustment set temperature value of reality, even if this floor heating thermostatic valve using scope is wider.
4, controlling mechanism is provided with the Xian Cheng mechanism of pointer, graduation line and identification character and restriction hand wheel rotating angle, so it is more accurate to make to adjust this floor heating thermostatic valve.
Accompanying drawing explanation
Fig. 1 is the perspective view of the embodiment of the present invention one.
Fig. 2 is the sectional structure schematic diagram of the embodiment of the present invention one state one.
Fig. 3 is the sectional structure schematic diagram of the embodiment of the present invention one state two.
Fig. 4 is the sectional structure schematic diagram of the embodiment of the present invention one state three.
Fig. 5 is the sectional structure schematic diagram of the embodiment of the present invention two.
In figure, 1, valve body; 1a, arrow; 1b, water-inlet cavity; 1c, water chamber; 1d, sealed department; 2, thermometer bulb; 2a, body; 2b, push rod; 2c, temperature sensing medium; 3, spool; 3a, base plate; 3b, side plate; 4, sensing dish; 4a, pointer; 4b, block one; 4c, groove; 5, handwheel; 5a, joint; 5b, surfacing end; 5c, block two; 6, spring one; 7, spring two; 8, seal ring; 9, pad two; 10, pad one; 11, jump ring two; 12, top cover; 13, O type circle; 14, lifting nut; 15, lifting screw; 16, jump ring one; 17, graduation line; 18, identification character; 19, bottom; H1, spacing one; H2, spacing two.
Embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
Embodiment one
As shown in Figures 1 to 4, this floor heating thermostatic valve comprises valve body 1, thermometer bulb 2, spool 3, spring 1, spring 27 and controlling mechanism.
Specifically, in valve body 1, there is sealed department 1d, and then valve body 1 inner chamber is divided into water-inlet cavity 1b and water chamber 1c.On valve body 1 outer wall, there is the arrow 1a of mark current direction.
The water chamber 1c top of valve body 1 has mounting hole, is fixed with top cover 12 at mounting hole place, and top cover 12 is tightly connected with valve body 1.This mounting hole is set and is mainly used in the parts such as thermometer bulb 2, spool 3, spring 1 and spring 27 to pack in valve body 1, also convenient for maintaining is changed above-mentioned parts simultaneously.Controlling mechanism is located between top cover 12 and the push rod 2b of thermometer bulb 2 and can regulates push rod 2b to penetrate length in body 2a, can adjust the setting temperature of this floor heating thermostatic valve by operation controlling mechanism.
Spring 27 is set on the body 2a of thermometer bulb 2, and the front end of body 2a has annular convex shoulder, and one end of spring 27 is resisted against on above-mentioned annular convex shoulder end face, and the other end is resisted against on valve body 1 water-inlet cavity 1b bottom surface.Under the effect of spring 27, the exterior edge face of push rod 2b is pressed on valve gap by controlling mechanism, and the ear end face of body 2a and valve body 1 water-inlet cavity 1b bottom surface have spacing one h1.
Spool 3 be cylindric and its adopt copper or stainless steel and other metal materials to make.Spool 3 is set on the body 2a of thermometer bulb 2, and the port of spool 3 is towards sealed department 1d.Spool 3 comprises the base plate 3a that is circular and cylindrical side plate 3b.Between the push rod 2b of base plate 3a and thermometer bulb 2, be provided with make base plate 3a inner side surface and the side of push rod 2b form the seal ring 8 of circumferential seal.It is upper that side plate 3b is set in thermometer bulb 2 body 2a, and one end of side plate 3b is connected with the lateral part of base plate 3a, and the other end of side plate 3b can lean and form hard sealing with the sealed department 1d of valve body 1.Spacing h2 between other end and the sealing surface of side plate 3b is directly related with the flow of this floor heating thermostatic valve, and above-mentioned spacing one h1 is greater than spacing h2.
On the push rod 2b outer end of thermometer bulb 2 along being arranged with successively jump ring 2 11, pad 1, spring 1 and pad 29 from outer end to interior extreme direction.It is upper that jump ring 2 11 is fixed on push rod 2b, and the two ends of spring 1 lean with pad and pad 29 respectively; Under the elastic force effect of spring 1, an end face of base plate 3a can lean with body 2a front-end face, and pad 29 is resisted against on the base plate 3a other end of spool 3; Pad 1 is resisted against on jump ring 2 11.The elastic force of spring 27 is greater than the elastic force of spring 1.
Controlling mechanism comprises lifting screw 15, lifting nut 14 and handwheel 5.More particularly, lifting screw 15 and lifting nut 14 ecto-entads are located on top cover 12 successively.Between lifting screw 15 and top cover 12, be provided with the O type circle 13 that two parallel to an axiss arrange.Lifting nut 14 is threaded connection with top cover 12, and one end of lifting nut 14 penetrates in valve body 1 water chamber 1c and leans with the outer end of push rod 2b.One end of lifting screw 15 passes top cover 12 and is connected with handwheel 5, and the other end of lifting screw 15 is circumferentially fixedly connected with the other end of lifting nut 14.
On one end of lifting screw 15, have circular orientation convex shoulder, have the recessed shoulder of the circular orientation corresponding with circular orientation convex shoulder on top cover 12, the bottom surface of the end face of circular orientation convex shoulder and the recessed shoulder of circular orientation leans.On the other end of lifting screw 15, be fixed with jump ring 1, the exterior edge face of the end face of jump ring 1 and top cover 12 leans.So lifting screw 15 is axially fixed on top cover 12, but lifting screw 15 can circumferentially rotate.In the time of circumferential rotation handwheel 5, drive successively lifting screw 15 and lifting nut 14 circumferentially to rotate, lifting nut 14 also moves axially when circumferentially rotation, and then promotes thermometer bulb 2 push rod 2b and move axially, and realizes and regulates push rod 2b to penetrate length in body 2a.
Rotate in order better and more accurately to control handwheel 5, so be provided with sensing dish 4 in a tubular form between handwheel 5 and top cover 12.On top cover 12, have cross sectional area and be the orthohexagonal portion of putting forth effort, this is puted forth effort the relative inscribed circle of portion and has 6 circumferential equally distributed raised lines, and sensing is coiled on 4 inwalls has 90 circumferential equally distributed groove 4c, and raised line embeds in groove 4c one to one.Handwheel 5 comprises the joint 5a that is connected with lifting screw 15 and is set in surfacing end 5b cylindrical on lifting screw 15, and one end of surfacing end 5b is connected with joint 5a, and the ring-shaped step bottom surface on other end and sensing dish 4 leans.Thus, sensing dish 4 is fixed.
Sensing is coiled on 4 outer walls has pointer 4a, has block one 4b on the ring-shaped step side of sensing dish 4, and block one 4b and pointer 4a are positioned at same radius on line.On the surfacing end 5b outer side surface of handwheel 5, there is graduation line 17 and identification character 18.On the surfacing end 5b inner side surface of handwheel 5, have block 5c, the block 5c side described in rotating when handwheel 5 can lean with the side of block one 4b.Above-mentioned raised line and groove 4c are fixed sensing dish 4 and can make on top cover 12 arbitrary positions.Between handwheel 5 and lifting screw 15, be also connected by raised line and groove 4c, and then can more easily pointer 4a be adjusted on the position corresponding with valve state with identification character 18.
When this floor heating thermostatic valve is arranged in water ground heating system, thermometer bulb 2 in this floor heating thermostatic valve has a set temperature value while leaning with sealed department 1d with respect to spool 3, this set temperature value has water temperature in a valve body 1 water-inlet cavity 1b accordingly, is K ℃ so set this water temperature value.
As shown in Figure 2, when actual water temperature in water-inlet cavity 1b is during lower than K ℃, under the elastic force effect of spring 1 and spring 27, spool 3 is resisted against on the body 2a of thermometer bulb 2; Spacing h2 between side plate 3b other end and the sealing surface of spool 3 is greater than zero, and the water in water-inlet cavity 1b enters water chamber 1c between the side plate 3b other end of spool 3 and sealing surface, and under this state, this floor heating thermostatic valve is in opening state.
As shown in Figures 2 and 3, when actual water temperature in water-inlet cavity 1b is lower than K ℃ and while raising gradually, because the temperature sensing medium 2c in thermometer bulb 2 experiences water temperature and expands gradually, and then promote thermometer bulb 2 body 2a and move to the base plate 3a direction away from spool 3 gradually, Compress Spring 27 simultaneously.In thermometer bulb 2 body 2a moving process, cause body 2a to act on active force on spool 3 and reduce, so under spool 3 act in the bullet of spring 1, promote spool 3 and move and be resisted against all the time on thermometer bulb 2 body 2a to close valve body 1 sealed department 1d direction; In this process, the length of spring 1 is extended gradually.Under this state, the flow of this floor heating thermostatic valve reduces gradually.
As shown in Figure 3, in the time that in water-inlet cavity 1b, actual water temperature equals K ℃, the side plate 3b of the spool 3 and sealed department 1d of valve body 1 leans and form hard sealing between the two, stops the water in water-inlet cavity 1b to flow into water chamber 1c, and this floor heating thermostatic valve is in cut-off state.
As shown in Figure 3 and Figure 4, when actual water temperature in water-inlet cavity 1b raises and during higher than K ℃, the temperature sensing medium 2c in thermometer bulb 2 experiences water temperature prolonged expansion gradually, and then continue to promote thermometer bulb 2 body 2a and move to the base plate 3a direction away from spool 3 gradually; Spacing one h1 between the ear end face of body 2a and valve body 1 water-inlet cavity 1b bottom surface guarantees that thermometer bulb 2 body 2a move enough spaces to the base plate 3a direction away from spool 3.In this process, Compress Spring 27 continues compressed, and spool 3 is still resisted against with the sealed department 1d of valve body 1 and leans; Spacing between base plate 3a and body 2a front-end face and the base plate 3a of the body 2a front-end face disengaging spool 3 of thermometer bulb 2 increases gradually.Obviously, this structure has effectively been protected thermometer bulb 2, has improved practicability and the working life of this floor heating thermostatic valve, and this floor heating thermostatic valve is in cut-off state and in safety protection state.
When actual water temperature in water-inlet cavity 1b reduce gradually and from higher than K ℃ gradually to lower than K ℃ decline time, temperature sensing medium 2c in thermometer bulb 2 experiences water temperature and shrinks gradually, and thermometer bulb 2 body 2a move to the base plate 3a direction near spool 3 gradually under the elastic force effect of spring 27.In thermometer bulb 2 body 2a moving process, concrete steps are: first, between the body 2a front-end face of thermometer bulb 2 and the base plate 3a of spool 3, spacing is dwindled gradually; Then, until body 2a front-end face and base plate 3a lean; Finally, thermometer bulb 2 body 2a promote spool 3 to moving away from valve body 1 sealed department 1d direction, simultaneously Compress Spring 1.
In a word, in water-inlet cavity 1b, actual water temperature is for a long time in the time of a certain temperature, and spool 3 can be in state of equilibrium under the effect of spring 1 and spring 7.If actual water temperature change in water-inlet cavity 1b, the volume of temperature sensing medium 2c is along with changing and under the effect of spring 1 and spring 27, changing automatically the flow of this floor heating thermostatic valve.
Embodiment two
As shown in Figure 5, the present embodiment is basic identical with embodiment one structure and principle, and different place is: spool 3 is positioned at water-inlet cavity 1b and spool 3 is connected mutually with the push rod 2b outer end of thermometer bulb 2.Spool 3 in the form of annular discs and itself and push rod 2b are connected as a single entity.On the water-inlet cavity 1b sidewall of valve body 1, be fixed with bottom 19, on the water chamber 1c sidewall of valve body 1, be fixed with top cover 12, one end of spring 1 and spool 3 lean, and the other end and top cover 12 lean; The body 2a of one end of spring 27 and thermometer bulb 2 leans, and the other end and bottom 19 lean.
On top cover 12, be equipped with lifting screw 15 and lifting nut 14, lifting nut 14 is threaded connection with top cover 12, one end of lifting nut 14 penetrates in valve body 1 water chamber 1c and leans with the other end of spring 1, described lifting screw 15 is axially fixed on top cover 12, and one end of lifting screw 15 passes top cover and is connected with handwheel 5; The other end of lifting screw 15 is circumferentially fixedly connected with the other end of lifting nut 14.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used valve body 1 herein; Arrow 1a; Water-inlet cavity 1b; Water chamber 1c; Sealed department 1d; Thermometer bulb 2; Body 2a; Push rod 2b; Temperature sensing medium 2c; Spool 3; Base plate 3a; Side plate 3b; Sensing dish 4; Pointer 4a; Block one 4b; Groove 4c; Handwheel 5; Joint 5a; Surfacing end 5b; Block two 5c; Spring 1; Spring 27; Seal ring 8; Pad 29; Pad 1; Jump ring 2 11; Top cover 12; O type circle 13; Lifting nut 14; Lifting screw 15; Jump ring 1; Graduation line 17; Identification character 18; Bottom 19; Spacing one h1; The terms such as spacing h2, but do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (9)
1. a floor heating thermostatic valve, comprises the have sealed department valve body (1) of (1d), and the inner chamber of valve body (1) is divided into water-inlet cavity (1b) and water chamber (1c), in valve body (1), be provided with thermometer bulb (2) and spool (3), it is characterized in that, described spool (3) is positioned at water chamber (1c), the body (2a) of described thermometer bulb (2) is positioned at water-inlet cavity (1b), between the ear end face of body (2a) and bottom surface, valve inleting water chamber (1b), there is spacing one (h1), the push rod (2b) of thermometer bulb (2) penetrates in water chamber (1c), described spool (3) is tightly connected with thermometer bulb (2), between described spool (3) and valve body (1) water chamber (1c) sidewall, be provided with spring one (6), between the body (2a) of described thermometer bulb (2) and valve body (1) water-inlet cavity (1b) sidewall, be provided with spring two (7), the elastic force of spring two (7) is greater than the elastic force of spring one (6), in the time that the water temperature in water-inlet cavity (1b) raises, thermometer bulb (2) can be with movable valve plug (3) to moving near sealed department (1d) direction, and thermometer bulb (2) is experienced water temperature after spool (3) is resisted against on sealed department (1d), and then continue to promote thermometer bulb (2) body (2a) gradually to moving away from sealed department (1d) direction and Compress Spring two (7), in valve body (1), there is sealed department (1d), and then valve body (1) inner chamber is divided into water-inlet cavity (1b) and water chamber (1c), spool (3) is cylindric, and spool (3) is set on the body (2a) of thermometer bulb (2), and the port of spool (3) is towards sealed department (1d), spool (3) comprises the base plate (3a) that is circular and cylindrical side plate (3b), between the push rod (2b) of base plate (3a) and thermometer bulb (2), be provided with the seal ring (8) that makes the inner side surface of base plate (3a) and the side of push rod (2b) form circumferential seal, it is upper that side plate (3b) is set in thermometer bulb (2) body (2a), and one end of side plate (3b) is connected with the lateral part of base plate (3a), and the other end of side plate (3b) can lean with the sealed department of valve body (1) (1d) and form hard sealing, between the other end of side plate (3b) and sealing surface, have spacing two (h2), above-mentioned spacing one (h1) is greater than spacing two (h2).
2. floor heating thermostatic valve according to claim 1, it is characterized in that, described spool (3) is positioned at water-inlet cavity (1b) and described spool (3) is connected mutually with push rod (2b) outer end of thermometer bulb (2), on water-inlet cavity (1b) sidewall of valve body (1), be fixed with bottom (19), on water chamber (1c) sidewall of valve body (1), be fixed with top cover (12), on described top cover (12), be equipped with lifting screw (15) and lifting nut (14), described lifting nut (14) is threaded connection with top cover (12), one end and the spool (3) of described spring one (6) lean, the other end of one end of lifting nut (14) and spring one (6) leans, one end of described spring two (7) and the body (2a) of thermometer bulb (2) lean, and the other end and bottom (19) lean.
3. floor heating thermostatic valve according to claim 2, it is characterized in that, one end of lifting nut (14) penetrates in valve body (1) water chamber (1c), it is upper that described lifting screw (15) is axially fixed in top cover (12), and one end of lifting screw (15) passes top cover (12) and is connected with handwheel (5); The other end of described lifting screw (15) is circumferentially fixedly connected with the other end of described lifting nut (14).
4. floor heating thermostatic valve according to claim 3, it is characterized in that, described spool (3) is positioned at water chamber (1c) and described spool (3) is connected with the body (2a) of thermometer bulb (2), on water chamber (1c) sidewall of valve body (1), is fixed with top cover (12); Push rod (2b) exterior edge face of described thermometer bulb (2) can be resisted against on top cover (12); Shang Qieqi one end, push rod (2b) outer end and spool (3) that described spring one (6) is also set in thermometer bulb (2) lean, and the other end is resisted against on top cover (12) or push rod (2b); One end of described spring two (7) and the body (2a) of thermometer bulb (2) lean, and water-inlet cavity (1b) internal face of the other end and valve body (1) leans.
5. according to the floor heating thermostatic valve described in claim 1 or 2 or 3 or 4, it is characterized in that, described spool (3) adopts metallic material to make.
6. floor heating thermostatic valve according to claim 4, it is characterized in that, the other end outside of described spring one (6) is provided with pad one (10) and jump ring two (11) successively, described jump ring two (11) is fixed on the push rod (2b) of thermometer bulb (2), and the other end of spring one (6) is resisted against on pad one (10); Pad one (10) is resisted against on jump ring two (11).
7. floor heating thermostatic valve according to claim 4, is characterized in that, between described top cover (12) and the push rod (2b) of thermometer bulb (2), is provided with the controlling mechanism that can regulate push rod (2b) to penetrate the interior length of body (2a).
8. floor heating thermostatic valve according to claim 7, is characterized in that, described controlling mechanism comprises that being located in the upper and one end of top cover (12) penetrates the screw mandrel in valve body (1) water chamber (1c), and screw mandrel and top cover (12) are threaded connection; One end of described screw mandrel is connected with the outer end of push rod (2b), and the other end of screw mandrel passes top cover (12) and is connected with handwheel (5).
9. floor heating thermostatic valve according to claim 7, it is characterized in that, described controlling mechanism comprises the lifting screw (15) and the lifting nut (14) that are located on top cover (12), described lifting nut (14) is threaded connection with top cover (12), one end of lifting nut (14) penetrates in valve body (1) water chamber (1c) and is connected with the outer end of push rod (2b), it is upper that described lifting screw (15) is axially fixed in top cover (12), and one end of lifting screw (15) passes top cover (12) and is connected with handwheel (5); The other end of described lifting screw (15) is circumferentially fixedly connected with the other end of described lifting nut (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110025215.5A CN102062256B (en) | 2011-01-24 | 2011-01-24 | Floor heating thermostatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110025215.5A CN102062256B (en) | 2011-01-24 | 2011-01-24 | Floor heating thermostatic valve |
Publications (2)
| Publication Number | Publication Date |
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| CN102062256A CN102062256A (en) | 2011-05-18 |
| CN102062256B true CN102062256B (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110025215.5A Expired - Fee Related CN102062256B (en) | 2011-01-24 | 2011-01-24 | Floor heating thermostatic valve |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104742A (en) * | 2013-01-23 | 2013-05-15 | 北京菁华昱创节能设备有限公司 | Thermostatic handle used for thermostatic valve |
| CN103335144A (en) * | 2013-07-08 | 2013-10-02 | 东阳市宇宙铜业有限公司 | Improved structure of floor heating thermostatic valve |
| CN103629367B (en) * | 2013-12-05 | 2016-05-18 | 日丰企业集团有限公司 | Floor heating backwater temp .-control valve |
| CN104455608A (en) * | 2015-01-05 | 2015-03-25 | 苟小平 | Balancing control valve |
| CN106764014B (en) * | 2016-11-30 | 2022-12-13 | 浙江华龙巨水暖通科技有限公司 | Gear overhead adjustable side outlet constant-temperature water mixing valve |
| CN113124169B (en) * | 2021-04-28 | 2022-12-09 | 台州半城暖通科技有限公司 | Quick-heating water-saving automatic valve |
| CN114719023B (en) * | 2022-03-31 | 2023-11-28 | 陕西空天动力研究院有限公司 | High-temperature adjusting stop valve suitable for aerospace engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10103537A (en) * | 1996-09-25 | 1998-04-21 | Ntc Kogyo Kk | Automatic mixing valve |
| ITTO20040777A1 (en) * | 2004-11-09 | 2005-02-09 | Gevipi Ag | THERMOSTATIC MIXER INCLUDING A DYNAMIC CONTROL DEVICE FOR A WATER FLOW |
| US7540431B2 (en) * | 2004-11-24 | 2009-06-02 | Dana Canada Corporation | By-pass valve for heat exchanger |
| CN2913766Y (en) * | 2005-12-09 | 2007-06-20 | 郭富永 | Adjustable thermostatic valve |
| CN101865307B (en) * | 2010-03-04 | 2011-09-07 | 卓旦春 | Self-operated type constant-temperature water mixing valve for floor heating |
| CN201672121U (en) * | 2010-05-27 | 2010-12-15 | 邹维民 | Novel temperature control valve |
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