Ball valve anti-clamping structure

Abstract

The utility model relates to the field of pumps, in particular to a ball valve anti-clamping structure which comprises a body, a limiting rib is arranged in the body, the upper end and the lower end of the limiting rib are bent inwards, a movable cavity is formed in the middle of the limiting rib, a ball valve is movably arranged in the movable cavity, and the ball valve anti-clamping structure further comprises a limiting piece. The limiting part comprises a limiting part and a mounting part which are connected with each other, the mounting part is connected with the body, and the upper end of the limiting rib is in lap joint with the edge of the limiting part. The anti-clamping structure of the ball valve has the advantage of preventing the body from clamping the ball valve.

Description

TECHNICAL FIELD

[0001] The utility model relates to pump field, especially a ball valve anti -sticking structure. BACKGROUND

[0002] The press pump is used for the bottle mouth of fluid package bottle, and its function is to extrude the fluid in the package bottle through pressing. The press pump usually comprises a body, a limiting rib for limiting the up-down movement of the ball valve is arranged in the body, when special liquid is soaked for a long time at high temperature, the limiting rib for limiting the up-down movement of the ball valve in the body is easy to deform, and the ball valve is stuck. After the ball valve is stuck, the press pump cannot be used normally. Therefore, the prior art needs to be improved. SUMMARY

[0003] In order to solve the above technical problems, the utility model discloses the purpose at: provide a kind of ball valve anti -sticking structure, prevent the ball valve from being stuck by body.

[0004] The utility model discloses the technical scheme that the problem is solved is as follows: a kind of ball valve anti -sticking structure, comprising: body, the limiting rib is arranged in the body, the upper end and the lower end of the limiting rib are bent inward, the middle part of the limiting rib is formed with movable cavity, the ball valve is movably arranged in the movable cavity, further comprising limiting piece, the limiting piece includes the limiting portion and the installation portion connected with each other, the installation portion is connected with the body, the upper end of the limiting rib is overlapped on the edge of the limiting portion.

[0005] As a further improvement of the above technical solution, the limiting piece further includes connecting rib, the bottom of the connecting rib is connected with the limiting portion, the outer end of the connecting rib is connected with the installation portion, the installation portion is annular, and the connecting rib is arranged on the inner side of the installation portion.

[0006] As a further improvement of the above technical solution, a clamping groove is arranged on the outer wall of the installation portion, a clamping protrusion is arranged on the body, and the clamping groove is clamped with the clamping protrusion.

[0007] As a further improvement of the above technical solution, the limiting portion is in the shape of a circular sheet.

[0008] As a further improvement of the above technical solution, the connecting rib is in the shape of a cross.

[0009] As a further improvement of the above technical solution, a ring groove is arranged on the body, a supporting rib is arranged in the ring groove, the supporting rib and the limiting rib are at least two, and the supporting rib and the limiting rib are arranged at intervals.

[0010] The utility model has the beneficial effects that the limiting portion is arranged to limit the position of the upper end of the limiting rib, so that the ball valve is prevented from being stuck by excessive inward bending of the upper end of the limiting rib. BRIEF DESCRIPTION OF DRAWINGS

[0011] The utility model is further explained and described below in combination with the description and specific embodiment of the drawings.

[0012] Figure 1 It is the perspective view of the pump product to which the utility model is preferably applied;

[0013] Figure 2 It is Figure 1 Partial sectional view;

[0014] Figure 3 It is the perspective sectional view of the body;

[0015] Figure 4 It is the perspective view of one angle of the limiting piece;

[0016] Figure 5 It is the perspective view of another angle of the limiting piece.

[0017] In the drawing: 1-body, 11-limiting rib, 12-clamping protrusion, 13-ring groove, 14-supporting rib, 2-ball valve, 3-limiting piece, 31-limiting part, 32-mounting part, 321-clamping groove, 33-connecting rib, Specific embodiment

[0018] This part will describe the specific embodiment of the utility model in detail, the preferred embodiment of the utility model is shown in the drawing, the role of the drawing is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0019] In the description of the utility model, it is understood that the orientation description, such as the orientation or position relationship of the upper, lower, front, rear, left, right and the like indicated is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore it cannot be understood as the limitation of the utility model.

[0020] In the description of the utility model, the meaning of several is one or more, the meaning of multiple is more than two, greater than, less than, more than and the like are not included in the number, above, below, within and the like are included in the number.If it is described to the first, the second is only used for distinguishing the purpose of technical features, and it cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0021] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing, connecting should be understood broadly, and the skilled in the art can determine the specific meaning of the above words in the utility model in combination with the specific content of the technical scheme.

[0022] Refer to Figures 1 to 5 A ball valve anti-seizing structure, comprising:

[0023] The body 1 is provided with a limiting rib 11, the upper end and the lower end of the limiting rib 11 are bent inward, the middle part of the limiting rib 11 is formed with a movable cavity, a ball valve 2 is movably arranged in the movable cavity, and the limiting member 3 comprises a limiting portion 31 and a mounting portion 32 connected with each other, the mounting portion 32 is connected with the body 1, and the upper end of the limiting rib 11 is overlapped on the edge of the limiting portion 31. The limiting portion 31 is arranged to limit the position of the upper end of the limiting rib 11, so that the ball valve 2 is prevented from being clamped by excessive inward bending.

[0024] In a preferred embodiment, the limiting member 3 further comprises a connecting rib 33, the bottom of the connecting rib 33 is connected with the limiting portion 31, the outer end of the connecting rib 33 is connected with the mounting portion 32, the mounting portion 32 is annular, and the connecting rib 33 is arranged on the inner side of the mounting portion 32. The connecting rib 33 is used for connecting the limiting portion 31 and the mounting portion 32, and at the same time, a liquid passing channel is formed between the limiting portion 31 and the mounting portion 32, so that the fluid can pass through the limiting member 3 from the gap around the connecting rib 33.

[0025] In a preferred embodiment, a clamping groove 321 is arranged on the outer wall of the mounting portion 32, a clamping protrusion 12 is arranged on the body 1, and the clamping groove 321 is clamped with the clamping protrusion 12. When the limiting member 3 is installed, the limiting member 3 can be directly inserted into the body 1 from the top of the body 1, and the limiting member 3 and the body 1 are clamped.

[0026] In a preferred embodiment, the limiting portion 31 is in the shape of a circular sheet.

[0027] In a preferred embodiment, the connecting rib 33 is in the shape of a cross.

[0028] In a preferred embodiment, a ring groove 13 is arranged on the body 1, a supporting rib 14 is arranged in the ring groove 13, the supporting rib 14 and the limiting rib 11 are both at least two, and the supporting rib 14 and the limiting rib 11 are arranged at intervals. The ring groove 13 can reduce the wall thickness of the body 1, facilitate production, and the supporting rib 14 can support the body 1 to avoid deformation.

[0029] The above are only preferred embodiments of the present application, and do not limit the patent range of the present application, and any equivalent structural transformation made by using the present application specification and drawing contents, or directly or indirectly applied in other related technical fields are included in the patent protection range of the present application.

Claims

1. A ball valve anti-sticking structure, comprising a body (1), a limiting rib (11) is arranged in the body (1), the upper end and the lower end of the limiting rib (11) are bent inward, the middle part of the limiting rib (11) is formed with a movable cavity, and a ball valve (2) is movably arranged in the movable cavity, characterized in that: a limiting piece (3) is further arranged. The limiting piece (3) comprises a limiting part (31) and a mounting part (32) connected with each other, the mounting part (32) is connected with the body (1), and the upper end of the limiting rib (11) is overlapped on the edge of the limiting part (31).

2. The ball valve anti-sticking structure according to claim 1, characterized in that: The limiting piece (3) further comprises a connecting rib (33), the bottom of the connecting rib (33) is connected with the limiting part (31), the outer end of the connecting rib (33) is connected with the mounting part (32), the mounting part (32) is annular, and the connecting rib (33) is arranged on the inner side of the mounting part (32).

3. The ball valve anti-sticking structure according to claim 1, characterized in that: A clamping groove (321) is arranged on the outer wall of the mounting part (32), a clamping protrusion (12) is arranged on the body (1), and the clamping groove (321) is clamped with the clamping protrusion (12).

4. The ball valve anti-sticking structure according to claim 1, characterized in that: The limiting part (31) is in the shape of a circular sheet.

5. The ball valve anti-sticking structure according to claim 2, characterized in that: The connecting rib (33) is in the shape of a cross.

6. The ball valve anti-sticking structure according to claim 1, characterized in that: A ring groove (13) is arranged on the body (1), support ribs (14) are arranged in the ring groove (13), the support ribs (14) and the limiting ribs (11) are both at least two, and the support ribs (14) and the limiting ribs (11) are arranged at intervals. ​

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