CN211820787U

CN211820787U - Heat insulation mechanism for metal valve

Info

Publication number: CN211820787U
Application number: CN202020117232.6U
Authority: CN
Inventors: 杨远珍
Original assignee: Shanghai Jixing Industrial Equipment Installation Co ltd
Current assignee: Shanghai Jixing Industrial Equipment Installation Co ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-10-30
Anticipated expiration: 2030-01-17

Abstract

The utility model provides a thermal-insulated mechanism for metal valve relates to valve technical field, including valve main part, backup pad and closing plate, the right side embedding of valve main part is provided with the water inlet, and the left side embedding of valve main part is provided with the delivery port. The utility model discloses an install sealed lid, when the water inlet is carried high temperature water for a long time, high temperature makes the sealing ring in the valve main part cause the damage easily, open the messenger when the movable valve, the pressure of water can be opened sealed lid through the hinge, and the movable valve is closing and is pushing down the closing plate to the water inlet when the other end seals, the closing plate can be sealed lid and the delivery port other end earlier, the closing plate is pressing around to sealed lid top, and sealed lid has high temperature resistant for the nylon plastics material, make the intraoral hot water of intaking can keep apart with the closing plate through sealed lid, it leads to the leakproofness not high to avoid the intraoral hot water of intaking to cause deformation to the closing plate.

Description

Heat insulation mechanism for metal valve

Technical Field

The utility model relates to the technical field of valves, especially, relate to a thermal-insulated mechanism for metal valve.

Background

The valve is the pipeline annex that is used for the switching pipeline, control flow direction, adjusts and control parameter (temperature, pressure and flow) of carrying the medium, and when the valve was used for the control to carry hotter water source, because of the sealing washer in the high temperature damage valve easily to and the valve is opened the sealing washer deformation of closing, lead to leaking, and current general valve is when closing the water source, the water source in the valve water inlet can direct and the closed sealed pad contact of valve, thereby make the high temperature water source lead to leaking to the sealed pad deformation messenger leakproofness reduction.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art, and provides a heat insulation mechanism for a metal valve.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a heat insulation mechanism for a metal valve comprises a valve main body, a supporting plate and a sealing plate, wherein a water inlet is embedded in the right side of the valve main body, a water outlet is embedded in the left side of the valve main body, a top cover is fixedly connected to the top end of the valve main body through a nut, a movable valve is embedded in the top end of the top cover, a first clamping groove is embedded in the left side of the top end of the water inlet, the sealing plate is fixedly connected to the bottom end of the movable valve, a hinge is arranged on the right side of the inner wall of the water inlet, a sealing cover is fixedly connected to the left side of the hinge, and;

the middle part of backup pad is provided with the sealing ring, the bottom of backup pad is provided with thermal-insulated sleeve, the below of movable valve runs through the setting in sealing ring and thermal-insulated sleeve, the bottom nestification of closing plate is provided with sealed the pad, the second draw-in groove has been seted up on the top of closing plate.

Preferably, a first spring is arranged between the sealing ring and the supporting plate, and the sealing ring is made of rubber.

Preferably, a second spring is arranged between the heat insulation sleeve and the support plate, and the heat insulation sleeve is made of high-temperature-resistant materials.

Preferably, the lower part of the cross section of the heat insulation sleeve is in an inverted round table shape, and the lower part of the cross section of the second clamping groove is in an inverted round table shape.

Preferably, the sealing gasket is matched with the first clamping groove, and the cross section of the first clamping groove is in an inverted round table shape.

Preferably, the cross section of the sealing gasket is inverted T-shaped, and the sealing gasket is made of rubber.

Preferably, the sealing cover is made of nylon plastics.

Has the advantages that:

1. the utility model discloses an install sealed lid, when the water inlet is carried high-temperature water for a long time, high temperature makes the sealing ring in the valve main part cause the damage easily, open the messenger when the movable valve, the pressure of water can be opened sealed lid through the hinge, and the movable valve is closing and is pushing down the closing plate to the water inlet when the other end seals, the closing plate can be sealed lid and the delivery port other end earlier, the closing plate is pressing around to sealed lid top, and sealed lid has high temperature resistant for the nylon plastics material, make the intraoral hot water of intaking can keep apart with the closing plate through sealed lid, avoid intaking intraoral hot water to cause deformation to the closing plate, thereby influence the sealing performance of sealing washer.

2. Secondly, through installing thermal-insulated sleeve, when the movable valve rotates and drives the closing plate rebound, water in the inlet can flow to in the valve main part and flow to the delivery port, and when the temperature was too high, damage the sealing ring easily, lead to the sealing ring deformation even, and during the closing plate rebound, can make thermal-insulated sleeve pass through the elasticity shrink of second spring in the backup pad, thermal-insulated sleeve's bottom can imbed in the second draw-in groove simultaneously, and thermal-insulated sleeve can laminate all the time in the second draw-in groove through the elasticity of second spring, reach and keep apart the hot water that sealing ring and water inlet flowed in, avoid hot water and sealing ring contact, make the sealing ring be difficult to damage and lead to leaking.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the position B in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position C in fig. 1 of the present invention.

In fig. 1 to 4, the correspondence between the part names or lines and the reference numbers is:

the valve comprises a valve body 1, a water inlet 101, a water outlet 102, a top cover 103, a movable valve 104, a first clamping groove 105, a supporting plate 2, a first spring 201, a sealing ring 202, a second spring 203, a heat insulation sleeve 204, a sealing plate 3, a second clamping groove 301, a sealing gasket 302, a hinge 4 and a sealing cover 401.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a heat insulation mechanism for a metal valve, including a valve main body 1, a support plate 2 and a sealing plate 3, wherein a water inlet 101 is embedded in the right side of the valve main body 1, a water outlet 102 is embedded in the left side of the valve main body 1, the top end of the valve main body 1 is fixedly connected to a top cover 103 through a nut, a movable valve 104 is embedded in the top end of the top cover 103, a first clamping groove 105 is embedded in the left side of the top end of the water inlet 101, the sealing plate 3 is fixedly connected to the bottom end of the movable valve 104, a hinge 4 is arranged on the right side of the inner wall of the water inlet 101, a sealing cover 401 is fixedly connected to the left;

the middle part of the supporting plate 2 is provided with a sealing ring 202, the bottom end of the supporting plate 2 is provided with a heat insulation sleeve 204, the lower part of the movable valve 104 is arranged in the sealing ring 202 and the heat insulation sleeve 204 in a penetrating mode, the bottom end of the sealing plate 3 is provided with a sealing gasket 302 in a nested mode, and the top end of the sealing plate 3 is provided with a second clamping groove 301.

Further, be provided with first spring 201 between sealing ring 202 and the backup pad 2, sealing ring 202 is the rubber material, opens or closes because of activity valve 104 and all can cause the friction with sealing ring 202 for cause the clearance to lead to leaking easily, and sealing ring 202 can closely laminate activity valve 104 surface, the leakproofness between effectual improvement sealing ring 202 and the activity valve 104 all the time through the elasticity of first spring 201.

Further, be provided with second spring 203 between thermal-insulated sleeve 204 and the backup pad 2, thermal-insulated sleeve 204 is high temperature resistant material, when movable valve 104 rotated upwards to move the rivers that make in the water inlet 101 to flow in valve main body 1 and through delivery port 102 outflow, movable valve 104 upwards opened and can make closing plate 3 rebound make thermal-insulated sleeve 204 pass through the elasticity shrink of second spring 203 to the backup pad 2 in, and the bottom of thermal-insulated sleeve 204 can be through closely laminating to the second draw-in groove 301 in the elasticity of second spring 203, make valve main body 1, water that flows in water inlet 101 and the delivery port 102 can not flow to sealing ring 202 surface, avoid the temperature too high to cause the damage to sealing ring 202.

Further, the lower portion of the cross section of the heat insulating sleeve 204 is in the shape of an inverted circular truncated cone, the lower portion of the cross section of the second neck 301 is in the shape of an inverted circular truncated cone, and when the heat insulating sleeve 204 isolates hot water flowing inside the valve body 1 from the seal ring 202, the lower portion of the cross section of the heat insulating sleeve 204 is in the shape of an inverted circular truncated cone and the lower portion of the cross section of the second neck 301 is in the shape of an inverted circular truncated cone, so that the contact surface when the second neck 301 is inserted into the second neck 301 is increased, and the sealing performance when the heat insulating sleeve 204 is inserted into the second neck 301 is increased.

Further, sealed pad 302 and first draw-in groove 105 are for supporting the setting, and the transverse section of first draw-in groove 105 personally submits inverted round platform form, when movable valve 104 moves down and closes water inlet 101 left side top, sealed pad 302 can imbed to first draw-in groove 105 in, and the hard tangent plane of first draw-in groove 105 is round platform form for sealed pad 302 when imbedding first draw-in groove 105, can play the extrusion to sealed pad 302 both sides because of the bottom narrows down, improve sealed pad 302 and first draw-in groove 105's leakproofness.

Further, the cross-section of the sealing gasket 302 is in an inverted 'T' shape, the sealing gasket 302 is made of rubber, and when the sealing gasket 302 is pressed into the first clamping groove 105, the sealing gasket 302 has certain flexibility because of the rubber material, so that the bottom end of the sealing gasket 302 deforms when the sealing gasket 302 is pressed into the first clamping groove 105, the sealing performance between the sealing gasket 302 and the two sides of the inner wall of the first clamping groove 105 is improved, and the sealing performance is greatly improved.

Further, sealed lid 401 is the nylon plastics material, and when activity valve 104 pushed down and made sealed lid 401 of closing plate 3 extrusion sealed lid sealed to water inlet 101 left side top sealed, sealed lid 401 makes to have stronger high temperature resistant for the nylon plastics material, makes to play an isolation between hot water in the water inlet 101 and the closing plate 3, makes the hot water in the water inlet 101 can directly not contact with closing plate 3, avoids high temperature to cause the damage to closing plate 3.

The working principle is as follows: when the water source is used, the water source is connected into the water inlet 101, then, when the water source with higher temperature is conveyed, the movable valve 104 rotates and moves upwards to enable the water in the water inlet 101 to flow into the valve main body 1 and flow out through the water outlet 102, the movable valve 104 is opened upwards to enable the sealing plate 3 to move upwards to enable the heat insulation sleeve 204 to be contracted into the supporting plate 2 through the elastic force of the second spring 203, then, the bottom end of the heat insulation sleeve 204 is tightly attached into the second clamping groove 301 through the elastic force of the second spring 203, so that the water flowing in the valve main body 1, the water in the water inlet 101 and the water outlet 102 cannot flow to the outer surface of the sealing ring 202, finally, when the heat insulation sleeve 204 isolates the hot water flowing in the valve main body 1 from the sealing ring 202, the contact surface of the second clamping groove 301 is improved because the bottom end of the cross section of the heat insulation sleeve 204 is in an inverted circular truncated cone shape and the cross section below, the sealing property of the heat insulating sleeve 204 when it is fitted into the second engaging groove 301 is improved.

The embodiments of the present application have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A heat insulation mechanism for a metal valve comprises a valve main body (1), a support plate (2) and a sealing plate (3), it is characterized in that a water inlet (101) is embedded in the right side of the valve main body (1), a water outlet (102) is embedded in the left side of the valve main body (1), the top end of the valve main body (1) is fixedly connected with a top cover (103) through a nut, a movable valve (104) is embedded in the top end of the top cover (103), a first clamping groove (105) is embedded in the left side of the top end of the water inlet (101), the bottom end of the movable valve (104) is fixedly connected with a sealing plate (3), the right side of the inner wall of the water inlet (101) is provided with a hinge (4), a sealing cover (401) is fixedly connected to the left side of the hinge (4), and a supporting plate (2) is fixedly connected to the upper portion of the inner wall of the valve main body (1);

the middle part of backup pad (2) is provided with sealing ring (202), the bottom of backup pad (2) is provided with thermal-insulated sleeve (204), the below of activity valve (104) is run through the setting in sealing ring (202) and thermal-insulated sleeve (204), the bottom nestification of closing plate (3) is provided with sealed the pad (302), second draw-in groove (301) have been seted up on the top of closing plate (3).

2. The heat insulation mechanism for the metal valve according to claim 1, wherein a first spring (201) is arranged between the sealing ring (202) and the supporting plate (2), and the sealing ring (202) is made of rubber.

3. The thermal insulation mechanism for the metal valve according to claim 1, wherein a second spring (203) is arranged between the thermal insulation sleeve (204) and the support plate (2), and the thermal insulation sleeve (204) is made of a high-temperature resistant material.

4. The heat insulation mechanism for the metal valve according to claim 1, wherein the heat insulation sleeve (204) is shaped like an inverted circular truncated cone below the cross section, and the second locking groove (301) is shaped like an inverted circular truncated cone below the cross section.

5. The heat insulation mechanism for the metal valve is characterized in that the sealing gasket (302) and the first clamping groove (105) are arranged in a matched mode, and the cross section of the first clamping groove (105) is in an inverted circular truncated cone shape.

6. The heat insulation mechanism for the metal valve according to claim 1, wherein the cross section of the sealing gasket (302) is inverted T-shaped, and the sealing gasket (302) is made of rubber.

7. The heat shield mechanism for a metal valve as recited in claim 1, wherein the sealing cap (401) is of nylon plastic material.