CN213982210U

CN213982210U - Valve with good anti-freezing effect

Info

Publication number: CN213982210U
Application number: CN202023123699.0U
Authority: CN
Inventors: 徐丽萍
Original assignee: Nanjing Onytok Fluid Control Equipment Co ltd
Current assignee: Nanjing Onytok Fluid Control Equipment Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-17
Anticipated expiration: 2030-12-22

Abstract

The utility model belongs to the technical field of the valve, especially, be a valve that prevents frostbite effectually, including the case that prevents frostbite, the top of the case that prevents frostbite is rotated and is connected with the hand wheel, the bottom fixedly connected with rotation axis of hand wheel, the bottom fixedly connected with valve gap of rotation axis, the bottom fixedly connected with connecting plate of valve gap, the inside through connection of connecting plate has the bolt. The utility model discloses a set up the controller, heater and heat preservation are cotton, can heat the pipeline through the heater, promote the temperature of the incasement that prevents frostbite, the effectual valve that has prevented when the temperature is lower when using, the condition that can appear frost crack and the condition that the water freezes in the valve take place, thereby lead to the damage of valve, the heat preservation cotton can keep the temperature of the incasement that prevents frostbite, make the temperature can not very fast reduce, the extension heat preservation time, energy saving, can adjust the temperature of the incasement that prevents frostbite through ventilation hole and controller, prevent the temperature of the incasement that prevents frostbite from being too high, damage the equipment of the incasement that prevents frostbite.

Description

Valve with good anti-freezing effect

Technical Field

The utility model relates to the technical field of valves, specifically be a valve that prevents frostbite effectually.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and the sealing performance of the valve refers to the capability of preventing the media from leaking at each sealing part of the valve and is the most important technical performance index of the valve. The sealing part of the valve has three parts: the contact part between the opening and closing piece and the two sealing surfaces of the valve seat; the matching part of the packing, the valve rod and the packing box; the valve body is connected with the valve cover. The valves in operation are complete and intact. Bolts on the flange and the support are indispensable, threads are intact, and loosening is not allowed. The fastening nut on the hand wheel should be tightened in time if loosening is found so as to avoid abrasion of the connecting part or loss of the hand wheel and the nameplate. If the hand wheel is lost, the hand wheel cannot be replaced by an adjustable wrench, and the hand wheel should be matched in time.

There are the following problems:

1. the existing valve is poor in heat-insulating and anti-freezing effect, so that when the valve is used at a low temperature, the frost cracking condition and the freezing condition of water in the valve can be caused, the valve can be directly damaged, and the use of the valve is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a valve that effect of preventing frostbite is good has solved the poor problem of effect of preventing frostbite.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an effectual valve prevents frostbite, includes the case that prevents frostbite, the top of preventing frostbite is rotated and is connected with the hand wheel, the bottom fixedly connected with rotation axis of hand wheel, the bottom fixedly connected with valve gap of rotation axis, the bottom fixedly connected with connecting plate of valve gap, the inside through connection of connecting plate has the bolt, the bottom fixedly connected with valve body of connecting plate, the bottom fixedly connected with pipeline of valve body, one side fixedly connected with mounting panel of pipeline, the fixed surface at the top of the case that prevents frostbite is connected with the controller, the bottom fixedly connected with conduit of controller, the bottom fixedly connected with connector of conduit, the bottom fixedly connected with of connector passes the guide pillar, the bottom fixedly connected with heater of passing the guide pillar, the ventilation hole has been seted up to the inside of preventing frostbite.

As a preferred technical scheme of the utility model, the connecting plate has two sets ofly, and two sets of connecting plates are the symmetric distribution, the bolt has two sets ofly, and two sets of bolts are the symmetric distribution.

As a preferred technical scheme of the utility model, the mounting panel has two sets ofly, and two sets of mounting panels are the symmetric distribution, a plurality of screw holes have been seted up in running through on the surface of mounting panel, a plurality of screw hole evenly distributed are on the surface of mounting panel.

As an optimized technical scheme of the utility model, the heater is the loop configuration, the heater is even encircles on the surface of pipeline, and does not contact with the pipeline, the heater is iron-chromium-aluminum alloy material.

As an optimal technical scheme of the utility model, the ventilation hole has a plurality of groups, and the even distribution in a plurality of groups ventilation hole is in the side of the case that prevents frostbite.

As an optimal technical scheme of the utility model, the incasement portion that prevents frostbite is provided with the heat preservation cotton.

Compared with the prior art, the utility model provides a valve that frostproofing effect is good possesses following beneficial effect:

1. this kind of effectual valve prevents frostbite, through setting up the controller, heater and heat preservation cotton, can heat the pipeline through the heater, promote the temperature of the incasement that prevents frostbite, effectually prevented when the valve is used when the temperature is lower, the condition that frost crack and the condition that water freezes in the valve can appear takes place, thereby lead to the damage of valve, can keep the temperature of the incasement that prevents frostbite through the heat preservation cotton, make the temperature can not very fast reduction, the extension heat preservation time, energy saving, can adjust the temperature of the incasement that prevents frostbite through ventilation hole and controller, prevent the temperature of the incasement that prevents frostbite too high, damage the equipment of the incasement that prevents frostbite.

Drawings

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

FIG. 2 is a schematic view of the heating structure of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the present invention.

In the figure: 1. an anti-freezing box; 2. a hand wheel; 3. a rotating shaft; 4. a valve cover; 5. a connecting plate; 6. a bolt; 7. a valve body; 8. a pipeline; 9. mounting a plate; 10. a controller; 11. a conduit; 12. a connector; 13. a guide post; 14. a heater; 15. a vent hole; 16. and (5) heat preservation cotton.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in this embodiment: the utility model provides an effectual valve prevents frostbite, including case 1 prevents frostbite, the top of case 1 prevents frostbite is rotated and is connected with hand wheel 2, the bottom fixedly connected with rotation axis 3 of hand wheel 2, the bottom fixedly connected with valve gap 4 of rotation axis 3, the bottom fixedly connected with connecting plate 5 of valve gap 4, the inside through connection of connecting plate 5 has bolt 6, the bottom fixedly connected with valve body 7 of connecting plate 5, the bottom fixedly connected with pipeline 8 of valve body 7, one side fixedly connected with mounting panel 9 of pipeline 8, the fixed surface at case 1 top prevents frostbite is connected with controller 10, the bottom fixedly connected with conduit 11 of controller 10, the bottom fixedly connected with connector 12 of conduit 11, the bottom fixedly connected with of connector 12 passes guide pillar 13, the bottom fixedly connected with heater 14 that passes guide pillar 13, ventilation hole 15 has been seted up to the inside of case 1 prevents frostbite.

In the embodiment, two groups of connecting plates 5 are arranged, two groups of connecting plates 5 are symmetrically distributed, two groups of bolts 6 are arranged, and two groups of bolts 6 are symmetrically distributed, so that the valve cover 4 is favorably connected with the valve body 7, and the valve is convenient to open and close; the two groups of mounting plates 9 are symmetrically distributed, a plurality of threaded holes are formed in the surface of each mounting plate 9 in a penetrating mode, and the threaded holes are uniformly distributed in the surface of each mounting plate 9, so that the pipeline can be rapidly mounted through the threaded holes; the heating wire 14 is of an annular structure, the heating wire 14 is uniformly surrounded on the surface of the pipeline 8 and is not in contact with the pipeline 8, the heating wire 14 is made of an iron-chromium-aluminum alloy material, the pipeline 8 is heated by the surrounding heating wire 14, a good anti-freezing effect is achieved, and the pipeline 8 is not damaged; the groups of the vent holes 15 are uniformly distributed on the side surface of the anti-freezing box 1, so that the temperature in the anti-freezing box 1 can be controlled, and the damage to equipment in the anti-freezing box 1 caused by overhigh temperature can be prevented; the heat insulation cotton 16 is arranged in the anti-freezing box 1, so that the temperature of the anti-freezing box 1 is kept, the temperature is not reduced quickly, and the heat insulation time is prolonged.

The utility model discloses a theory of operation and use flow: when the anti-freezing box is used, the heating wire 14 is heated through the controller 10, the temperature in the anti-freezing box 1 is improved, water in the pipeline 8 cannot be condensed when the temperature is low, normal use is guaranteed, the valve is opened or closed through the hand wheel 2 and used, when the temperature in the anti-freezing box 1 is high, the power supply is turned off through the controller 10, the heating wire 14 is stopped to be heated, the air inside and outside the ventilation hole 15 is exchanged, the temperature in the anti-freezing box 1 is reduced, the fact that the temperature in the anti-freezing box 1 is not too high to damage equipment in the anti-freezing box 1 is guaranteed, meanwhile, the heat insulation cotton 16 in the anti-freezing box 1 can keep the temperature in the box 1, the temperature cannot be reduced quickly, the heat insulation time of the anti-freezing box 1 is prolonged, energy is saved, and a good anti-freezing effect is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an effectual valve prevents frostbite, includes case (1) that prevents frostbite, its characterized in that: the anti-freezing box is characterized in that the top of the anti-freezing box (1) is rotatably connected with a hand wheel (2), the bottom of the hand wheel (2) is fixedly connected with a rotating shaft (3), the bottom of the rotating shaft (3) is fixedly connected with a valve cover (4), the bottom of the valve cover (4) is fixedly connected with a connecting plate (5), a bolt (6) is connected inside the connecting plate (5) in a penetrating manner, the bottom of the connecting plate (5) is fixedly connected with a valve body (7), the bottom of the valve body (7) is fixedly connected with a pipeline (8), one side of the pipeline (8) is fixedly connected with a mounting plate (9), the surface of the top of the anti-freezing box (1) is fixedly connected with a controller (10), the bottom of the controller (10) is fixedly connected with a conduit (11), the bottom of the conduit (11) is fixedly connected with a connector (12), and the bottom of the connector (12) is fixedly connected with a guide pillar (13), the bottom of the guide pillar (13) is fixedly connected with a heating wire (14), and a ventilation hole (15) is formed in the anti-freezing box (1).

2. The valve of claim 1, wherein: the connecting plates (5) are divided into two groups, the two groups of connecting plates (5) are symmetrically distributed, the bolts (6) are divided into two groups, and the two groups of bolts (6) are symmetrically distributed.

3. The valve of claim 1, wherein: mounting panel (9) have two sets ofly, and two sets of mounting panel (9) are the symmetric distribution, a plurality of screw holes have been seted up in the surface of mounting panel (9) run through, and a plurality of screw hole evenly distributed are on the surface of mounting panel (9).

4. The valve of claim 1, wherein: the heating wire (14) is of an annular structure, the heating wire (14) is uniformly wound on the surface of the pipeline (8) and is not in contact with the pipeline (8), and the heating wire (14) is made of an iron-chromium-aluminum alloy material.

5. The valve of claim 1, wherein: the ventilation holes (15) are provided with a plurality of groups, and the ventilation holes (15) of the groups are uniformly distributed on the side surface of the anti-freezing box (1).

6. The valve of claim 1, wherein: the anti-freezing box (1) is internally provided with heat-insulating cotton (16).