CN213954395U

CN213954395U - Valve with good anti-freezing effect

Info

Publication number: CN213954395U
Application number: CN202022766530.0U
Authority: CN
Inventors: 周辉
Original assignee: Shengli Oilfield Sea Petroleum Machinery Manufacture Co ltd
Current assignee: Shengli Oilfield Sea Petroleum Machinery Manufacture Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-13
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses an effectual valve prevents frostbite relates to valve gear technical field, including the water inlet, the bottom mounting of water inlet has the shell, the one end that the water inlet was kept away from to the shell is fixed with the outlet pipe, the right side inner wall of shell is fixed with interior box body, the inside sliding connection of interior box body has the expansion plate, the top of box body is run through and the valve stopper is fixed with in the top of expansion plate, the top of valve stopper is fixed with first heating rod. The utility model discloses a set up the structure of heating rod in water inlet and valve, the better water to water inlet department and valve in carries out the frost prevention and handles, has improved the reliability of frost prevention, through openly articulated second in the shell close the knot and with the first structure of closing the knot joint, the better improvement the switch inseparable degree of valve solved current effectual valve frost prevention reliability not good, the poor problem of switch handle anti-accident rotation ability.

Description

Valve with good anti-freezing effect

Technical Field

The utility model relates to a valve gear technical field specifically is a valve that prevents frostbite effectually.

Background

The valves are used for opening and closing pipelines, controlling flow direction, adjusting and controlling parameters of conveying media, and can be divided into shut-off valves, check valves, regulating valves and the like according to functions of the valves, wherein the valves are control parts in a fluid conveying system and have functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflowing and relieving pressure, and the valves used for the fluid control system range from the simplest stop valves to various valves used in extremely complex automatic control systems, and the variety and the specification of the valves are quite various.

When using, the current valve can discharge the fluid in the pipeline under the lower condition of external environment, prevents that the valve from freezing because the fluid in the pipeline is difficult to discharge totally, and some adverse current or remaining liquid are gathered in the valve inner chamber after the valve is closed, still can cause freezing of valve to influence normal use, and the water in novel valve no longer the evacuation valve makes the water in the pipeline and in the valve can not appear freezing the phenomenon through the temperature rise temperature.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a valve that effect of preventing frostbite is good has solved the current effectual valve of preventing frostbite that provides among the above-mentioned background art and has prevented that the freezing reliability is not good, and the switch handle prevents the poor problem of unexpected rotation ability.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a valve with good anti-freezing effect comprises a water inlet, wherein a shell is fixed at the bottom end of the water inlet, and a water outlet pipe is fixed at one end, far away from the water inlet, of the shell;

the right side inner wall of shell is fixed with interior box body, the inside sliding connection of interior box body has the expansion plate, the top of box body and being fixed with the valve stopper in the top of expansion plate runs through, the top of valve stopper is fixed with first heating rod, the left surface of interior box body is fixed with the second heating rod, the inside of interior box body and the right side that is located the expansion plate rotate and be connected with the gear, the middle part of gear is fixed with the axis of rotation, the one end of axis of rotation runs through the front of shell and is fixed with the first knot that closes, the front of the first knot that closes is fixed with the handle dish, the front of shell and the left side that is located the first knot that closes articulates there is the second to close and detains.

Furthermore, a plurality of ratchets are fixed at the lower end of the right side surface of the telescopic plate and are meshed with the gear.

Furthermore, the second heating rod is not in contact with the inner box body, and gaps are reserved between the second heating rod and the inner box body as well as between the second heating rod and the shell.

Furthermore, protruding blocks are fixed on two sides of the top of the telescopic plate, and the length and the width of each protruding block are larger than the diameter of the water inlet.

Furthermore, the outer wall of the valve plug is matched with the inner wall of the water inlet, and the other end of the rotating shaft is rotatably connected with the inner wall of the back of the shell through a bearing.

Furthermore, the first heating rod is located at the circle center of the valve plug, and a gap is reserved between the first heating rod and the inner wall of the water inlet.

Furthermore, the second closes the knot and closes the knot looks joint with first, all leave the clearance between interior box body and second heating rod and the outlet pipe.

The working principle of the valve with good anti-freezing effect is that firstly a user keeps a first heating rod and a second heating rod in a heating state, when the valve is closed, the user firstly opens and turns upwards the end, close to the first closing buckle, of the second closing buckle, then holds a handle disc to rotate clockwise, the handle disc is fixed with a gear through the first closing buckle and a rotating shaft, the gear is meshed with one side of a telescopic plate, the top of the telescopic plate is fixed with a valve plug, the forward rotation of the gear drives the valve plug to move upwards through the telescopic plate to plug a water inlet, when the valve is opened, the user firstly opens and turns upwards the end, close to the first closing buckle, of the second closing buckle, then holds the handle disc to rotate anticlockwise, the handle disc is fixed with the gear, the gear is meshed with one side of the telescopic plate, the top of the telescopic plate is fixed with the valve plug, the reverse rotation of the gear can open the water inlet through the downward displacement of the telescopic plate, and then, turning down one end of the second snap fastener close to the first snap fastener to enable the second snap fastener to be clamped with the first snap fastener.

(III) advantageous effects

The utility model provides a valve that effect of preventing frostbite is good possesses following beneficial effect:

(1) this effectual valve prevents frostbite through the structure that sets up the heating rod in water inlet and valve, better carries out the frost prevention to the water of water inlet department and valve in and handles, has improved the reliability of preventing frostbite, has guaranteed that the valve can not open or close because of freezing of water when meetting cold weather, can effectively strengthen the reliability of preventing freezing, has solved the current effectual valve of preventing frostbite and has prevented the not good condition of reliability.

(2) This effectual valve prevents frostbite closes the knot and closes the structure of detaining the joint with first through the articulated second in the shell front, better improvement the switch inseparable degree of valve, guaranteed that the handle dish can not rotate by accident, the valve can not be opened by accident, can effectively avoid the valve to open or the condition of closing because of the accident the condition of having solved current effectual valve switch handle of preventing frostbite and prevent the condition that the accident rotation ability is poor appears.

Drawings

FIG. 1 is a schematic structural view of the valve with good anti-freezing effect, viewed from the top left;

FIG. 2 is a schematic view of the front view structure of the valve with good anti-freezing effect;

FIG. 3 is a schematic view of the sectional structure of the valve with good anti-freezing effect;

FIG. 4 is a left side view schematic diagram of the valve with good anti-freezing effect;

fig. 5 is a schematic view of the bottom view structure of the valve with good anti-freezing effect.

In the figure: 1. a water inlet; 2. a housing; 3. a water outlet pipe; 4. an inner box body; 5. a retractable plate; 6. a valve plug; 7. a first heating rod; 8. a gear; 9. a first snap fastener; 10. a handle tray; 11. a second snap fastener; 12. a second heating rod.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a valve with good anti-freezing effect;

according to the figures 1 and 2, the water inlet device comprises a water inlet 1, wherein a shell 2 is fixed at the bottom end of the water inlet 1, and a water outlet pipe 3 is fixed at one end, far away from the water inlet 1, of the shell 2;

according to the figure 3-5, an inner box body 4 is fixed on the inner wall of the right side of a shell 2, gaps are reserved between the inner box body 4, a second heating rod 12 and a water outlet pipe 3, an expansion plate 5 is connected inside the inner box body 4 in a sliding mode, the top end of the expansion plate 5 penetrates through the top end of the inner box body 4 and is fixed with a valve plug 6, the outer wall of the valve plug 6 is matched with the inner wall of a water inlet 1, a first heating rod 7 is fixed on the top of the valve plug 6, the first heating rod 7 is located at the circle center of the valve plug 6, a gap is reserved between the first heating rod 7 and the inner wall of the water inlet 1, protruding blocks are fixed on the two sides of the top of the expansion plate 5, the length and the width of each protruding block are larger than the diameter of the water inlet 1, the second heating rod 12 is fixed on the left side face of the inner box body 4, the second heating rod 12 is not in contact with the inner box body 4, gaps are reserved between the second heating rod 12 and the inner box body 4 and the shell 2, a gear 8 is rotatably connected inside the inner box body 4 and positioned at the right side of the expansion plate 5, a plurality of ratchets are fixed at the lower end of the right side surface of the expansion plate 5, the ratchets are meshed with the gear 8, a rotating shaft is fixed at the middle part of the gear 8, one end of the rotating shaft penetrates through the front surface of the shell 2 and is fixed with a first closing buckle 9, the other end of the rotating shaft is rotatably connected with the inner wall of the back surface of the shell 2 through a bearing, a handle disc 10 is fixed at the front surface of the first closing buckle 9, a second closing buckle 11 is hinged with the shell 2 at the front surface of the shell 2 and positioned at the left side of the first closing buckle 9, the second closing buckle 11 is clamped with the first closing buckle 9, the second closing buckle 11 is hinged with the shell 2, one end of the second closing buckle 11 close to the first closing buckle 9 can be opened up and down, the handle disc 10 is fixed and can not rotate when the second closing buckle 11 is matched with the first closing buckle 9, the valve can be prevented from being opened accidentally, a round handle at one end of the gear 8 penetrates through the shell 2 and is fixed with the handle disc 10, the gear 8 is engaged with one side of the expansion plate 5, the top of the expansion plate 5 is fixed with the valve plug 6, the forward rotation of the gear 8 drives the valve plug 6 to move upwards through the expansion plate 5 to block the water inlet 1, the reverse rotation of the gear 8 drives the valve plug 6 to move downwards through the expansion plate 5, the first heating rod 7 heats the water temperature in the water inlet 1 to prevent the water temperature from being blocked after being frozen, the second heating rod 12 heats the water temperature remained in the shell 2 to prevent the water temperature from being blocked after being frozen, the water inlet pipe and the water outlet pipe of the water inlet 1 are respectively connected, after the water pipe is installed, one end of the second closing buckle 11 close to the first closing buckle 9 is opened and turned upwards, the second closing buckle 11 is disengaged with the first closing buckle 9, the handle disc 10 is released from being fixed, the handle disc 10 is held by two hands to rotate towards the clockwise direction, the valve is opened to allow water to pass through, the handle disc 10 is held by two hands to rotate towards the anticlockwise direction, the valve shut-off water flow is stopped.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A valve with a good anti-freezing effect comprises a water inlet (1), and is characterized in that a shell (2) is fixed at the bottom end of the water inlet (1), and a water outlet pipe (3) is fixed at one end, far away from the water inlet (1), of the shell (2);

an inner box body (4) is fixed on the inner wall of the right side of the outer shell (2), a telescopic plate (5) is connected inside the inner box body (4) in a sliding manner, the top end of the expansion plate (5) penetrates through the top end of the inner box body (4) and is fixed with a valve plug (6), a first heating rod (7) is fixed at the top of the valve plug (6), a second heating rod (12) is fixed on the left side surface of the inner box body (4), a gear (8) is rotatably connected inside the inner box body (4) and positioned at the right side of the expansion plate (5), a rotating shaft is fixed in the middle of the gear (8), one end of the rotating shaft penetrates through the front surface of the shell (2) and is fixed with a first engaging buckle (9), a handle disc (10) is fixed on the front surface of the first closing buckle (9), and a second closing buckle (11) is hinged to the front surface of the shell (2) and is positioned on the left side of the first closing buckle (9).

2. The valve of claim 1,

a plurality of ratchets are fixed at the lower end of the right side surface of the telescopic plate (5), and the ratchets are meshed with the gear (8).

3. The valve of claim 1,

the second heating rod (12) is not in contact with the inner box body (4), and gaps are reserved between the second heating rod (12) and the inner box body (4) and between the second heating rod and the shell (2).

4. The valve of claim 1,

the top both sides of expansion plate (5) all are fixed with the protrusion piece, the length and the width of protrusion piece all are greater than the diameter of water inlet (1).

5. The valve of claim 1,

the outer wall of the valve plug (6) is matched with the inner wall of the water inlet (1), and the other end of the rotating shaft is rotatably connected with the inner wall of the back of the shell (2) through a bearing.

6. The valve of claim 1,

the first heating rod (7) is located at the circle center of the valve plug (6), and a gap is reserved between the first heating rod (7) and the inner wall of the water inlet (1).

7. The valve of claim 1,

the second closes knot (11) and closes knot (9) looks joint, all leave the clearance between interior box body (4) and second heating rod (12) and outlet pipe (3).