CN212564583U - Wedge type hard sealing gate valve for air conditioner heating and ventilating system - Google Patents
Wedge type hard sealing gate valve for air conditioner heating and ventilating system Download PDFInfo
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- CN212564583U CN212564583U CN202020971276.5U CN202020971276U CN212564583U CN 212564583 U CN212564583 U CN 212564583U CN 202020971276 U CN202020971276 U CN 202020971276U CN 212564583 U CN212564583 U CN 212564583U
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Abstract
The utility model discloses a warm logical system of air conditioner is with hard seal gate valve of wedge type, the warm logical system of air conditioner is with hard seal gate valve of wedge type includes valve body, ring flange, disk seat, hand wheel, valve rod, valve plate and sealing washer, the fixed welding in valve body both ends has the ring flange, there is the disk seat at the valve body top through bolt fixed mounting, the disk seat inner chamber activity is pegged graft and is had the valve rod, valve rod one end fixedly connected with valve plate, and the valve plate is located the valve body inner chamber, valve body one end fixed surface installs automatic exhaust valve. The utility model discloses in the use, when the pressure in the pipeline exceeded the safe value of pipeline and valve design, can carry out the pressure release to the pipeline automatically to avoid working for a long time under the high pressure environment, will effectively prolong the life of valve, can carry out the switching of manual opening and automatic opening according to the user demand simultaneously in the use, it is more convenient to use.
Description
Technical Field
The utility model relates to a valve equipment technical field specifically is air conditioner heating and ventilating system is with hard sealing gate valve of wedge type.
Background
The opening and closing part of the gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate has two sealing surfaces, the most common mode gate valve has two sealing surfaces forming a wedge shape, the wedge angle varies with the valve parameters, usually 5 °, and the medium temperature is not high and is 2 ° 52. The gate plate of the wedge gate valve can be made into a whole, namely a rigid gate plate; the gate plate can also be made into a gate plate capable of generating micro deformation so as to improve the manufacturability of the gate plate and compensate the deviation of the angle of the sealing surface in the machining process, and the gate plate is called an elastic gate plate. When the gate valve is closed, the sealing surface can be sealed only by medium pressure, namely, the sealing surface of the gate plate is pressed to the valve seat on the other side by the medium pressure to ensure the sealing of the sealing surface, namely, the gate valve is self-sealed.
However, the existing wedge-type hard sealing gate valve for the air conditioning heating and ventilating system has the following disadvantages in the use process:
the wedge type hard seal gate valve for the existing air conditioner heating and ventilation system cannot release pressure to a pipeline when the pressure in the pipeline exceeds the safety value of the pipeline and the valve design in the using process, works under a high-pressure environment for a long time, easily causes damage to the gate valve, cannot be manually opened and automatically opened according to use requirements in the using process, and is not convenient to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a warm logical system of air conditioner is with wedge hard seal gate valve, in order to solve among the above-mentioned background art current warm logical system of air conditioner and use wedge hard seal gate valve in the use, when pressure in the pipeline surpassed the safe value of pipeline and valve design, can't carry out the pressure release to the pipeline, work under the high pressure environment for a long time, cause the damage of gate valve easily, can't carry out the manual switching of opening and automatic opening according to the user demand simultaneously in the use, use unusual not more convenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: the wedge type hard sealing gate valve for the air conditioning heating and ventilating system comprises a valve body, flange plates, a valve seat, a hand wheel, a valve rod, a valve plate and a sealing ring, wherein the flange plates are fixedly welded at two ends of the valve body, the valve seat is fixedly arranged at the top of the valve body through bolts, the valve rod is movably inserted in an inner cavity of the valve seat, the valve rod is fixedly connected with the valve plate at one end and is positioned in the inner cavity of the valve body, an automatic exhaust valve is fixedly arranged on the surface of one end of the valve body, a hand handle is movably arranged on the side wall of the automatic exhaust valve, an exhaust pipe is fixedly connected at the top of the automatic exhaust valve, a protective cover is fixedly arranged on one side of the valve seat, a servo motor is fixedly arranged in the inner cavity of the protective cover, a first bevel gear is, the surface of the other end of the valve rod is fixedly sleeved with a worm wheel, the worm wheel and the worm are matched with each other, two ends of the valve body can be quickly connected with a pipeline through a flange plate, a base is fixedly arranged at the bottom of the valve body and supports the valve body through the base, so that the pressure of the valve body on the pipeline can be reduced in the using process, the hand wheel can drive the valve plate to deflect through the valve rod by rotating the hand wheel, so that the opening and closing of the valve are controlled, a sealing ring is sleeved on the surface of the valve rod, the sealing effect between the valve rod and the valve seat can be improved through the sealing ring, when the air pressure in the pipeline exceeds the design pressure of the pipeline and the valve, the automatic exhaust valve can be jacked up by air, so that hot air in the pipeline is exhausted through the exhaust pipe, the damage to the valve and the pipeline is reduced, meanwhile, the, the hot air flow is prevented from causing scalding accidents, the use is safer, the power output end of the servo motor drives the second bevel gear to rotate through the first bevel gear, and therefore the valve plate can be driven to deflect by the mutual matching of the worm and the worm gear, and the valve can be automatically opened.
Preferably, the surface of the worm is movably embedded with a universal ball, the surface of the universal ball is fixedly connected with one end of the worm, and the worm can deflect through the universal ball, so that the valve is switched in a manual or automatic opening mode.
Preferably, a sliding groove is fixedly formed in one end of the inner wall of the valve seat, a bearing seat is slidably mounted in the inner cavity of the sliding groove and movably connected with the other end of the worm, and the bearing seat at one end of the worm can move under the guide of the sliding groove, so that the worm and the worm wheel can be meshed together.
Preferably, the shaft sleeve is movably sleeved on one side of the bearing seat, the surface of the shaft sleeve is movably connected with the rotary table, the rotary table is located on one side surface of the valve seat, and the rotary table can drive the shaft sleeve to move through the lead screw by rotating the rotary table, so that the bearing seat at one end of the worm can move under the guidance of the sliding groove, and the worm wheel can be meshed together.
Preferably, the base is fixedly installed at the bottom of the valve body, and the valve body is supported through the base, so that the pressure of the valve body on a pipeline can be reduced in the using process.
Preferably, the fixed cover in valve rod one end surface has connect the sealing washer, the valve rod other end fixedly connected with hand wheel, the sealing washer has been cup jointed on the valve rod surface, can promote the sealed effect between valve rod and the disk seat through the sealing washer.
The utility model provides a warm logical system of air conditioner is with hard sealing gate valve of wedge type possesses following beneficial effect:
(1) the utility model discloses when atmospheric pressure in the pipeline surpassed the design pressure of pipeline and valve, gaseous can with automatic exhaust valve jack-up to pass through blast pipe discharge with the steam in the pipeline, with the reduction to the damage of valve and pipeline, simultaneously through pushing down the hand handle, the pressure release is carried out to the manual mode of accessible, and guides the hot gas flow through the blast pipe, in order to avoid the hot gas flow to cause the scald accident, uses safety more.
(2) The utility model discloses a rotatory carousel, carousel accessible lead screw drives the axle sleeve and removes, thereby the bearing frame of worm one end can remove under the guide of spout, can make worm and worm wheel interlock each other like this and be in the same place, servo motor's power take off end drives No. two bevel gears through a bevel gear and rotates, thereby accessible worm and worm wheel mutually support and drive the valve plate and deflect, the valve is automatic to be opened, thereby the mode that the realization was carried out manual or automatic opening to the valve switches, it is more convenient to use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
fig. 4 is an enlarged schematic structural diagram of the position a of the present invention.
In the figure: 1. a valve body; 101. a flange plate; 102. a valve seat; 103. a hand wheel; 104. a valve stem; 105. a valve plate; 106. a seal ring; 2. an automatic exhaust valve; 201. a hand-press handle; 202. an exhaust pipe; 3. a shield; 301. a servo motor; 302. a first bevel gear; 303. a second bevel gear; 304. a universal ball; 4. a worm; 401. a bearing seat; 402. a chute; 403. a worm gear; 5. a turntable; 501. a shaft sleeve; 6. a base.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical scheme: air conditioner heating leads to system and uses sealed gate valve firmly of wedge type, air conditioner heating leads to system and uses sealed gate valve firmly of wedge type includes valve body 1, ring flange 101, valve seat 102, hand wheel 103, valve rod 104, valve plate 105 and sealing washer 106, 1 both ends fixed welding of valve body has ring flange 101, 1 top of valve body has valve seat 102 through bolt fixed mounting, valve seat 102 inner chamber activity is pegged graft and is had valve rod 104, valve rod 104 one end fixedly connected with valve plate 105, and valve plate 105 is located the valve body 1 inner chamber, 1 one end fixed surface of valve body installs automatic exhaust valve 2, 2 lateral walls movable mounting of automatic exhaust valve has hand handle 201, 2 top fixedly connected with blast pipe 202 of automatic exhaust valve, valve seat 102 one side fixed mounting has guard shield 3, 3 inner chamber fixed mounting has servo motor 301, servo motor 301 power output end fixed connection has bevel gear 302 No., one side of the first bevel gear 302 is connected with a second bevel gear 303 in a meshing manner, the surface of the second bevel gear 303 is movably connected with a worm 4, the surface of the other end of the valve rod 104 is fixedly sleeved with a worm wheel 403, the worm wheel 403 and the worm 4 are matched with each other, two ends of the valve body 1 can be quickly connected with a pipeline through a flange plate 101, a base 6 is fixedly installed at the bottom of the valve body 1, the valve body 1 is supported through the base 6, so that the pressure of the valve body 1 on the pipeline can be reduced in the using process, by rotating a hand wheel 103, the hand wheel 103 can drive a valve plate 105 to deflect through the valve rod 104, so as to control the opening and closing of the valve, a sealing ring 106 is sleeved on the surface of the valve rod 104, the sealing effect between the valve rod 104 and the valve seat 102 can be improved through the sealing ring 106, when the, thereby pass through blast pipe 202 with the steam in the pipeline and discharge, in order to reduce the damage to valve and pipeline, simultaneously through pushing down hand handle 201, the pressure release is carried out to the manual mode of accessible, and guide the hot gas flow through blast pipe 202, in order to avoid the hot gas flow to cause the scald accident, it is safer to use, servo motor 301's power take off end drives No. two bevel gears 303 through a bevel gear 302 and rotates, thereby accessible worm 4 and worm wheel 403 mutually support and drive valve plate 105 and deflect, thereby the realization is opened the automation of valve.
The surface of the worm 4 is movably inlaid with a universal ball 304, the surface of the universal ball 304 is fixedly connected with one end of the worm 4, and the worm 4 can deflect through the universal ball 304, so that the manual or automatic opening mode of the valve is switched.
A sliding groove 402 is fixedly formed in one end of the inner wall of the valve seat 102, a bearing seat 401 is slidably mounted in an inner cavity of the sliding groove 402, the bearing seat 401 is movably connected with the other end of the worm 4, and the bearing seat 401 at one end of the worm 4 can move under the guidance of the sliding groove 402, so that the worm 4 and the worm wheel 403 can be meshed together.
The bearing seat 401 is movably sleeved with a shaft sleeve 501, the surface of the shaft sleeve 501 is movably connected with a rotary disc 5, the rotary disc 5 is located on the surface of one side of the valve seat 102, the rotary disc 5 can drive the shaft sleeve 501 to move through a lead screw by rotating the rotary disc 5, and therefore the bearing seat 401 at one end of the worm 4 can move under the guide of the sliding groove 402, and the worm 4 and the worm wheel 403 can be meshed together.
The bottom of the valve body 1 is fixedly provided with a base 6, and the valve body 1 is supported through the base 6, so that the pressure of the valve body 1 on a pipeline can be reduced in the using process.
The sealing ring 106 is fixedly sleeved on the surface of one end of the valve rod 104, the handwheel 103 is fixedly connected to the other end of the valve rod 104, the sealing ring 106 is sleeved on the surface of the valve rod 104, and the sealing effect between the valve rod 104 and the valve seat 102 can be improved through the sealing ring 106.
It should be noted that, when the wedge-type hard seal gate valve for air conditioning heating and ventilation system works, two ends of the valve body 1 can be connected with the pipeline rapidly through the flange 101, the base 6 is fixedly installed at the bottom of the valve body 1, the valve body 1 is supported through the base 6, so that the pressure of the valve body 1 on the pipeline can be reduced in the use process, the handwheel 103 can drive the valve plate 105 to deflect through the valve rod 104 by rotating the handwheel 103, so as to control the opening and closing of the valve, wherein the surface of the valve rod 104 is sleeved with the sealing ring 106, the sealing effect between the valve rod 104 and the valve seat 102 can be improved through the sealing ring 106, when the air pressure in the pipeline exceeds the design pressure of the pipeline and the valve, the air can jack up the automatic exhaust valve 2, so as to discharge the hot air in the pipeline through the exhaust pipe 202, so as to reduce the damage to the valve and the pipeline, and simultaneously, the hot air is guided through the exhaust pipe 202, so that scalding accidents caused by the hot air are avoided, the use is safer, the rotary disc 5 can drive the shaft sleeve 501 to move through the lead screw by rotating the rotary disc 5, the bearing seat 401 at one end of the worm 4 can move under the guidance of the sliding groove 402, the worm 4 and the worm wheel 403 can be meshed together, the power output end of the servo motor 301 drives the second bevel gear 303 to rotate through the first bevel gear 302, the valve plate 105 can be driven to deflect through the mutual matching of the worm 4 and the worm wheel 403, and the automatic opening of the valve is realized.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Air conditioner is warm logical system of leading to and is used hard sealing gate valve of wedge type, its characterized in that: the wedge-type hard sealing gate valve for the air conditioning heating and ventilation system comprises a valve body (1), a flange plate (101), a valve seat (102), a hand wheel (103), a valve rod (104), a valve plate (105) and a sealing ring (106), wherein the flange plate (101) is fixedly welded at the two ends of the valve body (1), the valve seat (102) is fixedly installed at the top of the valve body (1) through bolts, the valve rod (104) is movably inserted into the inner cavity of the valve seat (102), the valve plate (105) is fixedly connected with one end of the valve rod (104), the valve plate (105) is positioned in the inner cavity of the valve body (1), an automatic exhaust valve (2) is fixedly installed on the surface of one end of the valve body (1), a hand handle (201) is movably installed on the side wall of the automatic exhaust valve (2), an exhaust pipe (202) is fixedly connected at the top of the automatic exhaust valve, the power output end of the servo motor (301) is fixedly connected with a first bevel gear (302), one side of the first bevel gear (302) is connected with a second bevel gear (303) in a meshed mode, the surface of the second bevel gear (303) is movably connected with a worm (4), the surface of the other end of the valve rod (104) is fixedly sleeved with a worm wheel (403), and the worm wheel (403) and the worm (4) are matched with each other.
2. The air conditioning heating and ventilating system of claim 1, wherein: the surface of the worm (4) is movably embedded with a universal ball (304), and the surface of the universal ball (304) is fixedly connected with one end of the worm (4).
3. The air conditioning heating and ventilating system of claim 1, wherein: a sliding groove (402) is fixedly formed in one end of the inner wall of the valve seat (102), a bearing seat (401) is slidably mounted in an inner cavity of the sliding groove (402), and the bearing seat (401) is movably connected with the other end of the worm (4).
4. The air conditioning heating and ventilating system of claim 3, wherein the wedge-type hard seal gate valve comprises: bearing frame (401) one side activity cover has been cup jointed shaft sleeve (501), shaft sleeve (501) surface swing joint has carousel (5), and carousel (5) are located disk seat (102) one side surface.
5. The air conditioning heating and ventilating system of claim 1, wherein: the bottom of the valve body (1) is fixedly provided with a base (6).
6. The air conditioning heating and ventilating system of claim 1, wherein: and a sealing ring (106) is fixedly sleeved on the surface of one end of the valve rod (104), and the other end of the valve rod (104) is fixedly connected with a hand wheel (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971276.5U CN212564583U (en) | 2020-06-01 | 2020-06-01 | Wedge type hard sealing gate valve for air conditioner heating and ventilating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020971276.5U CN212564583U (en) | 2020-06-01 | 2020-06-01 | Wedge type hard sealing gate valve for air conditioner heating and ventilating system |
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| Publication Number | Publication Date |
|---|---|
| CN212564583U true CN212564583U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020971276.5U Active CN212564583U (en) | 2020-06-01 | 2020-06-01 | Wedge type hard sealing gate valve for air conditioner heating and ventilating system |
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| CN (1) | CN212564583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507081A (en) * | 2022-11-04 | 2022-12-23 | 烟台中宇航空液压有限公司 | Hydraulic valve |
-
2020
- 2020-06-01 CN CN202020971276.5U patent/CN212564583U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507081A (en) * | 2022-11-04 | 2022-12-23 | 烟台中宇航空液压有限公司 | Hydraulic valve |
| CN115507081B (en) * | 2022-11-04 | 2023-02-17 | 烟台中宇航空液压有限公司 | Hydraulic valve |
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