Ball valve capable of adjusting self-adaptability

Abstract

The utility model provides a ball valve capable of adjusting self-adaptive force, and relates to the technical field of valve bodies, the ball valve comprises a valve body, the valve body is in a shape with a narrow upper part and a wide lower part, the outer wall of the upper part of the valve body is provided with a thread I, the bottom end face of the valve body is provided with a spring seat, the inner wall of the spring seat is provided with a mounting groove, a spring is mounted in the mounting groove, and the inner wall of the spring seat is provided with a thread II; a T-shaped block is installed between the inner diameters of the springs, an arc-shaped groove is formed in the top of the T-shaped block, and a valve bead is arranged on the T-shaped block through the arc-shaped groove. The ball valve is novel in overall design and simple in structure, the flow in the valve body can be controlled by adjusting the spring seat, meanwhile, the spring design can increase the pressure in a pipeline, and therefore the flow in the valve body can be controlled. After the flow in the control valve body is controlled within a certain range, manual operation is not needed, and the adaptability is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to a ball valve technical field, more specifically, it is especially related to a ball valve capable of adjusting self-adaptive force. BACKGROUND

[0002] The ball valve is a kind of opening and closing member for pipeline, is used to control the flow of fluid in pipeline and on-off, by the rotating handle on the valve, the valve core in the valve is rotated, the flow rate of fluid passing through the valve can be regulated and adjusted. Ball valve is widely used due to strong flow force, quick and convenient installation, more connection modes.

[0003] Based on the above, the inventor finds that there are the following problems: the position of the ball in the current ball valve is fixed (i.e. the path and flow rate of the liquid flowing in the ball valve), when the flow rate needs to be adjusted, the valve stem needs to be opened manually, which cannot be operated according to the needs in some unchanged operation places (narrow area).

[0004] Therefore, in view of the above problems, the existing structure and defects are improved, a ball valve capable of adjusting self-adaptive force is provided to achieve the purpose of having more practical value. INVENTION CONTENTS

[0005] The purpose and effect of the ball valve capable of adjusting self-adaptive force are achieved by the following specific technical means:

[0006] A ball valve capable of adjusting self-adaptive force, comprising a valve body, the valve body is in the shape of narrow upper and wide lower, a threaded hole one is arranged on the outer wall of the upper part of the valve body, a spring seat is installed on the bottom end face of the valve body, an installation groove is arranged on the inner wall of the spring seat, a spring is installed in the installation groove, a T-shaped block is installed between the inner diameter of the spring, an arc-shaped groove is arranged on the top of the T-shaped block, and a valve ball is arranged in the arc-shaped groove of the T-shaped block.

[0007] Further, a threaded hole two is arranged on the outer wall of the spring seat, a threaded hole three is arranged on the inner wall of the valve body, and the threaded hole two on the outer wall of the spring seat and the threaded hole three on the inner wall of the valve body are in mutual engagement.

[0008] Further, a hexagonal groove is arranged on the bottom of the spring seat.

[0009] Further, the valve body is integrally formed by casting, the surface of the valve body is provided with a zinc plating layer, and the bottom outer wall of the valve body is in an inverted corner structure.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The utility model discloses, through spring seat and valve body present the design of screw connection, through the spring seat can be realized to spring extrusion, and spring can change the extrusion force of valve bead in the extrusion process, through the above description when increasing the pressure inside the pipeline, can realize the control valve body internal flow size control in a certain range after manual operation is not needed, greatly improve the adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a kind of ball valve plane schematic diagram of the utility model can adjust self-adaptive force.

[0013] Figure 2 It is a kind of ball valve of the utility model can adjust self-adaptive force Figure 1 In A point amplification schematic diagram.

[0014] Figure 3 It is a kind of ball valve three-dimensional structure schematic diagram of the utility model can adjust self-adaptive force.

[0015] In the drawing, the corresponding relationship of component name and drawing number is as follows:

[0016] 1, valve body;2, valve bead;3, T block;4, spring;5, hexagonal groove;6, spring seat;7, screw two;8, screw three;9, screw one. DETAILED DESCRIPTION

[0017] The embodiment of the utility model is further described in detail in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0018] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" etc. is based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or implied that the indicated device or element must have a particular orientation, a particular orientation and operation, so it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" etc. are only for the purpose of description, and cannot be understood as indicative or implied relative importance.

[0019] In the description of the utility model, it is necessary to explain that, unless there are explicit provisions and limitations, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, and it can be detachably connected, or integrally connected, it can be mechanically connected, or electrically connected, it can be directly connected, or indirectly connected through an intermediate medium.

[0020] Embodiments:

[0021] As shown in the accompanying Figure 1 to the accompanying Figure 3 As shown:

[0022] The utility model provides a kind of can adjust self-adaptive force ball valve, including valve body 1, the valve body 1 is narrow in upper part and wide in lower part shape, the upper part outer wall of the valve body 1 is equipped with thread one 9, the bottom end surface of the valve body 1 is equipped with spring seat 6, the inner wall of the spring seat 6 is equipped with installation groove, spring 4 is installed in the installation groove, T-shaped block 3 is installed between the inner diameter of the spring 4, the top of the T-shaped block 3 is equipped with arc slot, the valve bead 2 is equipped with the T-shaped block 3 by arc slot.

[0023] Wherein, the outer wall of the spring seat 6 is equipped with thread two 7, the inner wall of the valve body 1 is equipped with thread three 8, and the thread two 7 of the outer wall of the spring seat 6 is equipped with the thread three 8 of the inner wall of the valve body 1 in the state of mutual engagement, by the thread connection design of spring seat 6 and valve body 1, by screwing spring seat 6, spring 4 can be extruded, and the extrusion force of valve bead 2 can be changed during extrusion of spring 4, by the above description, when increasing the pressure inside pipeline, the size of the flow in valve body can be controlled in a certain range without manual operation, greatly improve the adaptability.

[0024] Wherein, the bottom of the spring seat 6 is provided with hexagonal groove 5.

[0025] Wherein, the valve body 1 is integrally formed by casting, and the surface of the valve body 1 is provided with a zinc plating layer, the bottom outer wall of the valve body 1 is in an inverted corner structure, by the design of zinc plating layer, the corrosion resistance and oxidation resistance of the whole valve body can be improved, so that the service life of the whole valve body can be prolonged.

[0026] The specific use mode and effect of the embodiment:

[0027] Before installing the ball valve, first determine the range of the flow of the liquid in the pipeline, after determining the range, then twist the spring seat 6, the distance between the T-shaped block 3 and the valve ball 2 is changed, through the threaded connection design of the spring seat 6 and the valve body 1, the spring 4 can be extruded by twisting the spring seat 6, and the extrusion force of the valve ball 2 can be changed during the extrusion of the spring 4, through the above description, when the pressure inside the pipeline is increased, the flow inside the valve body can be controlled within a certain range without manual operation, and the adaptability is greatly improved.

[0028] Embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A ball valve capable of adjusting adaptive force, comprising a valve body (1), characterized in that: The valve body (1) is narrow at the top and wide at the bottom. The upper part of the valve body (1) has a threaded thread (9) on its outer wall. A spring seat (6) is installed on the bottom end face of the valve body (1). The inner wall of the spring seat (6) has an installation groove. A spring (4) is installed inside the installation groove. A T-block (3) is installed between the inner diameters of the spring (4). The top of the T-block (3) has an arc groove. A valve ball (2) is installed on the T-block (3) through the arc groove.

2. The ball valve capable of adjusting adaptive force as described in claim 1, characterized in that: The outer wall of the spring seat (6) is provided with thread two (7), and the inner wall of the valve body (1) is provided with thread three (8). The thread two (7) on the outer wall of the spring seat (6) and the thread three (8) on the inner wall of the valve body (1) are in a meshing state.

3. The ball valve capable of adjusting adaptive force as described in claim 1, characterized in that: The bottom of the spring seat (6) is provided with a hexagonal groove (5).

4. A ball valve capable of adjusting adaptive force as described in claim 1, characterized in that: The valve body (1) is integrally cast, and the surface of the valve body (1) is provided with a zinc plating layer. The bottom outer wall of the valve body (1) has a chamfered structure.

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