CN206159541U

CN206159541U - Reflex -type electric T -shaped valve

Info

Publication number: CN206159541U
Application number: CN201621128016.1U
Authority: CN
Inventors: 周晓普
Original assignee: Ningbo Amico Copper Valves Manufacturing Co Ltd
Current assignee: Ningbo Amico Copper Valves Manufacturing Co Ltd
Priority date: 2016-10-17
Filing date: 2016-10-17
Publication date: 2017-05-10
Anticipated expiration: 2026-10-17

Abstract

The utility model discloses a reflex -type electric T -shaped valve, relate to the warm valve class technical field that leads to, its structure contains two parts, be three -way valve and electric actuator, three -way valve wherein is by the valve body, a valve cove, constitution such as valve rod and valve clack, be equipped with the disk seat between the left end mouth of valve body and right -hand member mouth, be equipped with down the disk seat between the lower port of valve body and the right -hand member mouth, be equipped with the lower valve clack of disk seat under last valve clack that correspond to go up the disk seat and the correspondence again on the valve rod, and the lift activity of valve rod will be realized by the cooperation of the spring unit on valve gap electric actuator jointly, consequently, the lift activity of valve rod will result in the valve clack open the disk seat, down the valve clack close down the disk seat, or go up the valve clack close the disk seat, down the valve clack open down the disk seat, just also realized the tee bend function of valve, so after electric actuator cut off the power supply, the valve also can auto -response to the position of opening or closing, the reflex -type electric T -shaped valve after the improvement still has advantages such as simple structure, low in manufacturing cost.

Description

Return type electric T-shaped valve

Technical field

The utility model is related to the electric T-shaped valve in a kind of HVAC valve type technical field, more particularly to a kind of return type Electric T-shaped valve.

Background technology

Return type electric T-shaped valve is the one kind in many pipeline valves, and heating ventilation air-conditioning system tail end air conditioner is applied to mostly Equipment, such as air-conditioning box, Fresh air handling units, the temperature control of air processing machine, its structure mainly includes two parts, i.e., electronic execution Device and triple valve；Wherein, YE typically adopts synchronous machine drives, possesses spring reset and manual valve opening lever control Function；Triple valve is typically made up of valve body, valve gap, valve rod, spring, flap and valve rod etc..In actually used, return type electronic three Port valve can match with temperature sensor, by temperature sensor control YE work, so as to drive the valve rod of triple valve Lifting, and then drive flap synchronization lifting and keying valve seat in sealing contact, that is, the switch of triple valve is realized, also achieve pipeline The break-make of cold water or hot water, then blown by fan coil, to realize automatically adjusting for temperature, due to return type electric T-shaped valve The rate-of flow and temperature of each loop are mainly controlled by YE and temperature sensor, therefore can rationally utilize energy Amount, reaches energy-saving, the purpose of intelligent management.

Although however, the electric T-shaped valve structure for using at present is various, not possessing recovery function, i.e., in electronic execution After device power-off, valve can not all automatically revert to open position or closed position；In addition, in order to the threeway for realizing Electronic control is cut Function is changed, the structure design of valve internal is also extremely complex, result in manufacturing cost too high.

The content of the invention

Technical problem to be solved in the utility model be overcome prior art defect and provide a kind of simple structure, Low cost of manufacture, can possess after YE power-off the return type electric T-shaped valve for automatically replying function.

Technical problem of the present utility model is achieved through the following technical solutions：

YE, valve at the top of a kind of return type electric T-shaped valve, including the valve gap of valve body, body top, valve gap Internal valve seat and lifting is movably arranged on the valve rod in valve body and valve gap, and the valve rod upper end is connected on YE, valve Hard-wired flap is additionally provided with bar；Described valve body is provided with left port, right output port and lower port, and described valve seat includes The upper valve base being arranged between left port and right output port and the lower valve base being arranged between lower port and right output port；Described valve Lobe includes upper flap and lower Disc；Described valve gap is provided with spring assembly, and the spring assembly coordinates YE and drives The valve rod makees lifting activity, and drives the upper flap to open upper valve base, lower Disc closing lower valve base, or upper flap is closed Valve seat, lower Disc open lower valve base.

Described upper flap is arranged on upper valve base top, and lower Disc is arranged on lower valve base lower section.

Through hole is provided between described left port and right output port, described upper valve base is the convex of upper through hole top surface periphery Ring structure；Lower through-hole is provided between described lower port and right output port, described lower valve base is convex under lower through-hole lower peripheral Ring structure.

The axle center line overlap of described upper through hole, lower through-hole and valve rod.

Described left port and lower port is delivery port, and right output port is water inlet.

Described left port and right output port on same water channel axial line, the water channel axial line of the lower port perpendicular to Water channel axial line between left and right port.

Described spring assembly includes the gland, the location and installation that are sealingly mounted at valve gap top surface between valve gap and gland Positioning sleeve and the spring being arranged in positioning sleeve；Described valve rod upper end is connected to electronic through spring, positioning sleeve and gland On actuator, described lower spring end pushing installation on valve gap, spring upper end pushing installation on valve rod, and drive valve rod to Upper movement.

Described lower spring end pushing installation is on the lower gasket of valve gap top surface.

On Upper gasket, the Upper gasket top is provided with and is fixedly mounted on the valve rod described spring upper end pushing installation Slotted collar.

The "O"-ring in sealing contact with the valve rod start is equipped with described valve gap and in gland.

Compared with prior art, the utility model is mainly provided with upper valve base between the left port and right output port of valve body, Lower valve base is provided between the lower port and right output port of valve body, then the upper flap and correspondence lower valve of correspondence upper valve base are provided with valve rod The lower Disc of seat, and the lifting activity of valve rod by the YE with the spring assembly on valve gap jointly realizing；Therefore, The lifting activity of valve rod may result in upper flap open upper valve base, lower Disc close lower valve base, or upper flap close upper valve base, under Flap opens lower valve base, is also achieved that the tee-joint function of valve, therefore after YE power-off, valve also can be automatically reverted to The position being turned on and off, the return type electric T-shaped valve after improvement also has the advantages that simple structure, low cost of manufacture.

Description of the drawings

Fig. 1 is cross section structure diagram of the present utility model.

Specific embodiment

The utility model embodiment will again be elaborated by above-mentioned accompanying drawing below.

As shown in figure 1,1. valve bodies, 11. left ports, 12. right output ports, 13. lower ports, 14. upper valve bases, 15. lower valve bases, Through hole on 16., 2. 17. lower through-holes, flap seat, 3. lower Disc, 4. slotted collar, 5. upper flap, 6. valve rod, 7. "O"-ring, 8. Spring assembly, 81. lower gaskets, 82. positioning sleeves, 83. glands, 84. springs, 9. 85. Upper gaskets, YE, 10. valve gap.

Return type electric T-shaped valve, as shown in figure 1, belonging to HVAC valve type technical field, is primarily adapted for use in HVAC System end air-conditioning equipment, such as air-conditioning box, Fresh air handling units, the temperature control of air processing machine, its structure includes two parts, i.e., Triple valve and YE 9.

Wherein, triple valve is made up of valve body 1, valve gap 10, valve rod 6 and flap etc.；Described valve body 1 is provided with left port 11st, right output port 12 and lower port 13, the left port 11 and right output port 12 belong to parallel water channel on same water channel axial line Axial line, and water channel axial line of the water channel axial line of lower port 13 between left and right port, so as to define threeway knot Structure.

The present embodiment is that left port 11 and lower port 13 are set to into delivery port, and right output port 12 is set to water inlet, in left end Through hole 16 is provided between mouth 11 and right output port 12, lower through-hole 17 is provided between lower port 13 and right output port 12, through hole 16 on this There are the equitant vertical central lines of axial line with lower through-hole 17；And, the top surface periphery of upper through hole 16 has convex ring structure, And form upper valve base 14；The lower peripheral of lower through-hole 17 has lower convex ring structure, and forms lower valve base 15.

Described valve gap 10 is threadedly attached in the installing port at the top of valve body 1, is provided between valve gap 10 and valve body 1 "O"-ring 7 is sealed with making connection；The described bottom of YE 9 is provided with screw thread kink, therefore passes through between the top of valve gap 10 The mode of kink threaded connection is fixed installation.

The described lifting of valve rod 6 is movably arranged in valve body 1 and valve gap 10, and the axial line of valve rod 6 and upper and lower through hole Axle center line overlap；The described upper end of valve rod 6 is connected on YE 9 through the spring assembly 8 at the top of valve gap 10, then work as electricity When dynamic actuator starts, valve rod 6 can be just driven to move down；Described valve rod middle part is set by flap seat 2 and slotted collar 4 There is hard-wired upper flap 5, the upper flap is placed exactly in the top of upper valve base 14, and sealing is constituted between upper valve base and open and close pass System；The described lower end of valve rod 6 is provided with hard-wired lower Disc 3 by flap seat 2, and the lower Disc is placed exactly in lower valve base 15 Lower section, and sealing keying relation is constituted between lower valve base.

Described elastic parts 8 includes spiral shell at the positioning sleeve 82 being arranged in the mounting groove at the top of valve gap 10 and installation notch The gland 83 that line is tightly connected, causes positioning sleeve 82 to define positioning and mounting structure by gland and valve gap 10；Described positioning Spring 84 is provided with set 82, and the upper end of valve rod 6 will be connected on YE 9 through spring 84, positioning sleeve 82 and gland 83, And the "O"-ring 7 in sealing contact with the start of valve rod 6 is equipped with valve gap 10 and in gland 83, with lift-off seal performance；It is described The lower end pushing installation of spring 84 on the lower gasket 81 of the top surface of valve gap 10, the upper end pushing installation of spring 84 on Upper gasket 85, The Upper gasket top is provided with the slotted collar 4 being fixedly mounted on valve rod 6, to form the thrust structure of Upper gasket 85, then by bullet The pushing tow of spring 84 can just drive valve rod 6 to move up.

The course of work of the present utility model is：Starting YE 9 will drive valve rod 6 to move down, and then drive Upper flap 5 is closed upper valve base 14, lower Disc 3 and opens lower valve base 15, then right output port 12 can just connect lower port 13, and cannot connect Left port 11；When the power-off of YE 9, spring assembly 8 will drive valve rod 6 to move up reset, and then drive upper flap 5 Open upper valve base 14, lower Disc 3 and close lower valve base 15, then right output port 12 can just connect left port 11, and cannot connect lower port 13, even if therefore after the power-off of YE 9, valve can also automatically revert to the position being turned on and off.

The above is only specific embodiment of the utility model, it should be appreciated by those skilled in the art that any and reality The structure design of example equivalent is applied, be should be included within protection domain of the present utility model.

Claims

1. a kind of return type electric T-shaped valve, including valve body（1）, body top valve gap（10）, electronic execution at the top of valve gap Device（9）, valve body（1）Interior valve seat and lifting is movably arranged on valve body（1）And valve gap（10）Interior valve rod（6）, the valve rod upper end It is connected to YE（9）On, valve rod（6）On be additionally provided with hard-wired flap；Described valve body（1）It is provided with left port （11）, right output port（12）And lower port（13）, it is characterised in that described valve seat includes being arranged on left port（11）And right output port （12）Between upper valve base（14）And it is arranged on lower port（13）With right output port（12）Between lower valve base（15）；Described valve Lobe includes upper flap（5）And lower Disc（3）；Described valve gap（10）It is provided with spring assembly（8）, the spring assembly coordinates electronic Actuator（9）And drive the valve rod（6）Make lifting activity, and drive the upper flap（5）Open upper valve base（14）, lower Disc （3）Close lower valve base（15）, or upper flap（5）Close upper valve base（14）, lower Disc（3）Open lower valve base（15）.

2. return type electric T-shaped valve according to claim 1, it is characterised in that described upper flap（5）It is arranged on upper valve Seat（14）Top, lower Disc（3）It is arranged on lower valve base（15）Lower section.

3. return type electric T-shaped valve according to claim 1 and 2, it is characterised in that described left port（11）And right-hand member Mouthful（12）Between be provided with through hole（16）, described upper valve base（14）For upper through hole（16）The convex ring structure of top surface periphery；Institute The lower port stated（13）With right output port（12）Between be provided with lower through-hole（17）, described lower valve base（15）For lower through-hole（17）Bottom surface The lower convex ring structure of periphery.

4. return type electric T-shaped valve according to claim 3, it is characterised in that described upper through hole（16）, lower through-hole （17）And valve rod（6）Axle center line overlap.

5. return type electric T-shaped valve according to claim 1, it is characterised in that described left port（11）And lower port （13）It is delivery port, right output port（12）For water inlet.

6. return type electric T-shaped valve according to claim 1, it is characterised in that described left port（11）And right output port （12）On same water channel axial line, the lower port（13）Water channel of the water channel axial line between left and right port Axial line.

7. return type electric T-shaped valve according to claim 1, it is characterised in that described spring assembly（8）Including sealing Installed in valve gap（10）The gland of top surface（83）, location and installation is in valve gap（10）With gland（83）Between positioning sleeve（82）And The spring being arranged in positioning sleeve（84）；Described valve rod（6）Upper end passes through spring（84）, positioning sleeve（82）And gland（83）And It is connected to YE（9）On, described spring（84）Lower end pushing installation is in valve gap（10）On, spring（84）Upper end pushing tow Installed in valve rod（6）On, and drive valve rod to move up.

8. return type electric T-shaped valve according to claim 7, it is characterised in that described spring（84）Lower end pushing tow peace It is mounted in valve gap（10）The lower gasket of top surface（81）On.

9. return type electric T-shaped valve according to claim 8, it is characterised in that described spring（84）Upper end pushing tow peace It is mounted in Upper gasket（85）On, the Upper gasket top is provided with and is fixedly mounted on the valve rod（6）On slotted collar（4）.

10. return type electric T-shaped valve according to claim 8, it is characterised in that described valve gap（10）Interior and gland （83）Inside it is equipped with and the valve rod（6）Start "O"-ring in sealing contact（7）.