CN215334589U - Gate valve with rust-proof function - Google Patents

Abstract

The utility model belongs to the technical field of gate valves, and particularly relates to a gate valve with an antirust function, which comprises a valve body, wherein a water inlet is arranged at the right side end of the valve body, a water outlet is arranged at the left side end of the valve body, an opening and closing piece is arranged between the water inlet and the water outlet in a contact manner, a sliding plate is fixedly arranged on the upper side of the opening and closing piece, sliding grooves are formed in the valve body and positioned on two sides of the sliding plate, a baffle is fixedly arranged on the inner wall of the valve body and positioned on the upper side of the sliding plate, a strong spring is fixedly arranged between the baffle and the sliding plate, a valve rod is arranged in the middle of the valve body in a contact manner and penetrates through the plate wall of the baffle to be attached to the upper side wall of the sliding plate, a limiting plate is fixedly arranged on the rod wall of the valve rod, a limiting groove is formed in the inner wall of the valve body and connected with the sliding grooves, a handle is fixedly arranged at the upper end of the valve rod, and a groove matched with the limiting plate is formed in the upper side wall of the limiting groove, the valve rod is internally provided with a hollow groove.

Description

Gate valve with rust-proof function

Technical Field

The utility model relates to the technical field of gate valves, in particular to a gate valve with an antirust function.

Background

When the gate valve is controlled to be opened or closed, a worker can drive the valve rod to move by rotating the handle, so that the valve rod drives the opening and closing piece to move upwards or fall to complete the opening or closing work of water flow;

the existing gate valve usually drives the opening and closing part to move in a spiral mode, so that the situation that spiral lines are rusted easily is caused under the condition of long-time soaking, serious rust can be caused, and therefore the handle cannot drive the valve rod to move the opening and closing part to influence the on-off work of water flow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gate valve with an anti-rust function, which aims to solve the problems that the existing gate valve proposed in the background art usually drives an opening and closing part to move in a spiral mode, so that spiral lines are easy to rust under the condition of long-time water immersion, severe rust can be caused, a handle cannot drive a valve rod to drive the opening and closing part to move, and the on-off work of water flow is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a gate valve with rust-resistant function, includes the valve body, the right side end of valve body is provided with the water inlet, the left side end of valve body is provided with the delivery port, the contact is provided with the piece of opening and close between water inlet and the delivery port, the fixed slide that is provided with of upside of opening and close the piece, the inside of valve body and the both sides that are located the slide have seted up the spout, the inner wall of valve body and the fixed baffle that is provided with of upside that is located the slide, the fixed powerful spring that is provided with between baffle and the slide, the middle part contact of valve body is provided with the valve rod and runs through the board wall of baffle and the laminating of the last side wall of slide, the fixed limiting plate that is provided with of rod wall of valve rod, the inner wall of valve body has seted up the spacing groove and has linked to each other with the spout, the fixed handle that is provided with in upper end of valve rod.

Preferably, the upper side wall of the limiting groove is provided with a groove matched with the limiting plate.

Preferably, a hollow groove is formed in the valve rod, the connecting rod is arranged in the hollow groove in a contact mode, a threaded hole is formed in the side wall of the handle, spiral threads are arranged on rod walls at the upper end and the lower end of the connecting rod, the connecting rod is connected with the threaded hole in a rotating mode through the spiral threads in a matched mode, and a threaded groove corresponding to the spiral threads is formed in the upper side wall of the sliding plate.

Preferably, the rod wall of the valve rod is rotatably provided with a sealing plate matched with the sliding groove, and the sealing plate is attached to the side wall attached to the sliding groove and provided with a sealing gasket.

Preferably, a sealing ring is attached to the joint of the rod wall of the valve rod and the inner wall of the baffle plate.

Compared with the prior art, the utility model has the beneficial effects that:

1) the water valve is simple in structure, the opening and closing piece can move in the valve body through the matching of the sliding plate and the sliding groove, the position of the opening and closing piece can be limited through the matching of the strong spring and the baffle, the valve rod penetrates through the baffle to press the sliding plate downwards to move so that the opening and closing piece can be contacted with the water inlet and the water outlet, the valve rod can enable the limiting plate on the rod wall to be combined with the limiting groove in the valve body to limit the movement through the rotation of the handle, the fixed position of the opening and closing piece is controlled, and a plurality of limiting grooves can be arranged according to needs, so that the requirements for opening different water flows can be met;

2) the valve rod can conveniently open and close the removal and the work that resets of piece through the cooperation of valve rod and powerful spring, detains the position that the form controlled the piece of opening and close between limiting plate and the spacing groove mutually, can effectually prevent the condition that the valve rod rusts unable removal, has guaranteed the stability of valve rod long-term work, has also guaranteed water flow switch's normal use simultaneously.

Drawings

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

FIG. 2 is a cross-sectional view of the front structure of FIG. 1;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 valve body, 2 water inlets, 3 water outlets, 4 opening and closing pieces, 5 sliding plates, 6 sliding grooves, 7 baffle plates, 8 strong springs, 9 valve rods, 10 limiting plates, 11 limiting grooves, 12 sealing plates, 13 handles, 14 hollow grooves, 15 threaded holes, 16 connecting rods and 17 threaded grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a gate valve with an antirust function comprises a valve body 1, wherein a water inlet 2 is arranged at the right side end of the valve body 1, a water outlet 3 is arranged at the left side end of the valve body 1, an opening and closing piece 4 is arranged between the water inlet 2 and the water outlet 3 in a contact manner, a switch capable of controlling water flow through the opening and closing piece 4 is arranged, a sliding plate 5 is fixedly arranged on the upper side of the opening and closing piece 4, sliding grooves 6 are formed in the valve body 1 and positioned on two sides of the sliding plate 5 to facilitate movement of the opening and closing piece 4, a baffle 7 is fixedly arranged on the inner wall of the valve body 1 and positioned on the upper side of the sliding plate 5, a strong spring 8 is fixedly arranged between the baffle 7 and the sliding plate 5, the sliding plate 5 after movement can be automatically reset through the arrangement of the strong spring 8, a valve rod 9 is arranged in the middle part of the valve body 1 in a contact manner, the plate wall penetrating through the baffle 7 is attached to the upper side wall of the sliding plate 5, and the sliding plate 5 can be extruded to move downwards through the valve rod 9, the fixed limiting plate 10 that is provided with of pole wall of valve rod 9, the inner wall of valve body 1 has been seted up spacing groove 11 and has been linked to each other with spout 6, can restrict valve rod 9 through limiting plate 10 and spacing groove 11's cooperation and remove, can set up a plurality of spacing grooves 11 as required, the fixed handle 13 that is provided with in upper end of valve rod 9 conveniently rotates valve rod 9.

Wherein, the upper side wall of the limiting groove 11 is provided with a groove matched with the limiting plate 10, the limiting plate 10 can move upwards by the elastic acting force of the strong spring 8, thereby contacting with the groove to limit the rotation of the valve rod 9, the inside of the valve rod 9 is provided with a hollow groove 14, the inside of the hollow groove 14 is provided with a connecting rod 16, the side wall of the handle 13 is provided with a threaded hole 15, the upper and lower end rod walls of the connecting rod 16 are provided with spiral threads, the connecting rod 16 is rotationally connected with the threaded hole 15 by the matching of the spiral threads, the upper side wall of the sliding plate 5 is provided with a threaded groove 17 corresponding to the spiral threads, the movement of the connecting rod 16 can be convenient by the arrangement of the hollow groove 14, when the sliding plate 5 can not be reset by the strong spring 8, the sliding plate 5 can be pulled upwards by the combination of the spiral threads on the connecting rod 16 and the threaded groove 17 on the sliding plate 5, thereby accomplish reset control, guarantee that the piece 4 that opens and shuts normally removes, the pole wall of valve rod 9 rotates and is provided with the closing plate 12 with 6 looks adaptations of spout, the lateral wall subsides that closing plate 12 and spout 6 laminated mutually are equipped with sealed the pad, can avoid the foreign matter to get into spout 6 and normally slide, the pole wall of valve rod 9 pastes with the inner wall junction of baffle 7 and is equipped with the sealing washer, improves the leakproofness of combination.

The working principle is as follows: firstly, the opening and closing part 4 is arranged between the water inlet 2 and the water outlet 3 in a sliding way through the matching of the sliding plate 5 and the sliding groove 6, the sliding plate 5 is connected with the baffle plate 7 through the strong spring 8 to limit the position of the opening and closing part 4, the valve rod 9 contacts with the sliding plate 5 through penetrating the baffle plate 7, the limiting plate 10 on the rod wall can move in the sliding groove 6 through the downward movement of the valve rod 9, and simultaneously the sliding plate 5 is driven to move downwards, so that the opening and closing part 4 moves downwards to reduce the water flow, when the limiting plate 10 moves to the position of the limiting groove 11 through the sliding groove 6, the valve rod 9 can be driven to rotate through the rotating handle 13 to drive the limiting plate 10 to be combined with the limiting groove 11, so as to limit the position of the valve rod 9, the limiting plate 10 can move upwards through the elastic acting force of the strong spring 8 and is contacted with the groove on the upper side wall of the limiting groove 11, so as to limit the rotation of the valve rod 9, and the limiting grooves 11 at different positions can be arranged according to requirements, thereby make things convenient for the control of different flow, when inside powerful spring 8 descends and can't drive slide 5 through corruption elasticity, can combine with thread groove 17 on the slide 5 through the spiral line of the inside connecting rod 16 bottom of valve rod 9, thereby with the upwards pulling of slide 5, accomplish the work that resets, guarantee that the piece 4 that opens and shuts can normally move, screw hole 15 on the handle 13 can the limiting position with the spiral line cooperation on the connecting rod 16, the closing plate 12 that rotates the setting on the valve rod 9 lateral wall can avoid the foreign matter to get into spout 6 and influence the removal with the combination of spout 6.

While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a gate valve with rust-resistant function, includes valve body (1), its characterized in that: the water inlet (2) is arranged at the right side end of the valve body (1), the water outlet (3) is arranged at the left side end of the valve body (1), the opening and closing piece (4) is arranged in contact between the water inlet (2) and the water outlet (3), the sliding plate (5) is fixedly arranged on the upper side of the opening and closing piece (4), the sliding grooves (6) are formed in the inner part of the valve body (1) and positioned on two sides of the sliding plate (5), the baffle (7) is fixedly arranged on the inner wall of the valve body (1) and positioned on the upper side of the sliding plate (5), the strong spring (8) is fixedly arranged between the baffle (7) and the sliding plate (5), the valve rod (9) is arranged in contact with the middle of the valve body (1) and penetrates through the plate wall of the baffle (7) and is attached to the upper side wall of the sliding plate (5), the limiting plate (10) is fixedly arranged on the rod wall of the valve rod (9), the limiting groove (11) is formed in the inner wall of the valve body (1) and is connected with the sliding groove (6), and a handle (13) is fixedly arranged at the upper end of the valve rod (9).

2. The gate valve with rust preventive function according to claim 1, characterized in that: the upper side wall of the limiting groove (11) is provided with a groove matched with the limiting plate (10).

3. The gate valve with rust preventive function according to claim 1, characterized in that: hollow groove (14) have been seted up to the inside of valve rod (9), the inside contact in hollow groove (14) is provided with connecting rod (16), threaded hole (15) have been seted up to the lateral wall of handle (13), the upper and lower both ends pole wall of connecting rod (16) all is provided with the spiral line, connecting rod (16) rotate with the cooperation of threaded hole (15) through the spiral line and link to each other, the last lateral wall of slide (5) is seted up thread groove (17) corresponding with the spiral line.

4. The gate valve with rust preventive function according to claim 1, characterized in that: the sealing structure is characterized in that a sealing plate (12) matched with the sliding groove (6) is arranged on the rod wall of the valve rod (9) in a rotating mode, and a sealing gasket is arranged on the side wall, attached to the sliding groove (6), of the sealing plate (12).

5. The gate valve with rust preventive function according to claim 1, characterized in that: and a sealing ring is attached to the joint of the rod wall of the valve rod (9) and the inner wall of the baffle plate (7).

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