Anti-skid and anti-leakage corrugated pipe sealing stop valve

Abstract

The utility model discloses an anti-skidding and anti-leakage corrugated pipe sealing stop valve, which relates to the technical field of stop valves and comprises a valve body, two ends of the valve body are fixedly connected with connecting flanges respectively, one side of each connecting flange is provided with a sealing assembly, and a valve rod assembly is arranged in the valve body. By arranging the sealing assembly, a connected pipeline can be sealed from the two sides of the connecting flanges at the two ends of the valve body, the stability of the connected pipeline can be improved, and by arranging the valve rod assembly and arranging a plurality of anti-skid grooves in the outer surface of the rotating wheel in the valve rod assembly, the anti-skid effect of an operator can be improved when the operator rotates. A lubricating oil sealing sleeve is installed at the upper end of a fixing piece, a piston button is pressed, so that lubricating oil in the lubricating oil sealing sleeve is pumped out, a valve rod and related connected parts are lubricated, the service life is prolonged, and rusting is avoided; the cut-off sealing effect can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of stop valve, concretely relates to a skidproof and leakproof bellows seal stop valve. BACKGROUND

[0002] The stop valve is a kind of commonly used fluid control equipment, is widely used in industrial pipeline system, and the commonly used stop valve is bellows seal stop valve, and its stop blocking sealing effect is better.

[0003] The existing stop valve has some problems in the use process.On the one hand, the sealing performance needs to be improved, and the traditional sealing structure is prone to leakage due to wear, aging and other reasons after long-term use, which affects the safe operation of pipeline system.On the other hand, in the operation process, due to the lack of effective skidproof design on the surface of valve body, the operator is difficult to hold and rotate valve stem stably in wet and slippery, greasy and other environments, and skid phenomenon is prone to occur.

[0004] Therefore, a skidproof and leakproof bellows seal stop valve is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a skidproof and leakproof bellows seal stop valve to solve the problems in the background art.

[0006] The utility model discloses a skidproof and leakproof bellows seal stop valve to solve the problems in the background art.

[0007] A skidproof and leakproof bellows seal stop valve, including valve body, the both ends of valve body are fixedly connected with the connecting flange respectively, the both sides of valve body outer surface are fixedly connected with fixed ring respectively, the lower part of fixed ring outer surface is fixedly connected with connecting plate, the bottom of connecting plate is fixedly connected with mounting seat, the both sides of mounting seat are equipped with sliding slot, the one side of connecting flange is provided with sealing assembly, the inside of valve body is provided with valve rod assembly.

[0008] Further, the sealing assembly includes a connecting cylinder fixedly connected to one end surface of the connecting flange, a first thread is arranged on one side of the inner wall of the connecting cylinder, a connecting pipe is installed on the inner wall of the connecting cylinder, a second thread is arranged on one side of the outer surface of the connecting pipe, and the second thread is engaged with the first thread.

[0009] Further, the valve rod assembly includes a first fixed plate fixedly installed on the upper surface of the valve body, a second fixed plate is arranged above the first fixed plate, a connecting bolt is fixedly connected between the second fixed plate and the first fixed plate, a fixing member is fixedly connected to the upper surface of the second fixed plate, a lubricating oil sleeve is fixedly connected to the upper end of the fixing member, and a piston button is arranged on one side of the outer surface of the lubricating oil sleeve.

[0010] Further, the upper surface of the lubricating oil seal sleeve is fixedly connected with a connecting column, the upper surface of the connecting column is fixedly installed with a rotating wheel, the outer surface of the rotating wheel is provided with a plurality of anti-skid grooves, the bottom end of the connecting column is fixedly connected with a valve rod, and the valve rod is fixedly connected with the bottom surface of the lubricating oil seal sleeve through the connecting column.

[0011] Further, the valve rod is arranged in the fixed part and the valve body, a fastening bolt is installed at the position where the outer surface of the valve rod is in contact with the upper surface of the fixed part, the bottom end of the valve rod is fixedly connected with a sealing cylinder, the bottom surface of the sealing cylinder is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a stuffing box, and the bottom end of the stuffing box is fixedly connected with a bellows.

[0012] Further, the bottom end of the bellows is fixedly connected with a connecting head, the bottom surface of the connecting head is fixedly installed with a valve disc, and the valve disc is conical.

[0013] The utility model discloses the beneficial effects are as follows:

[0014] The utility model discloses a valve, which comprises a valve body, a valve rod assembly and a sealing assembly, wherein the valve body is provided with a connecting flange, the valve rod assembly is arranged in the valve body, the sealing assembly is arranged on the connecting flange, and the valve rod assembly is arranged on the valve body. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the first visual angle structure schematic diagram of the utility model, and the valve body is provided with a connecting flange.

[0016] Figure 2 It is the valve rod assembly structure schematic diagram of the utility model.

[0017] Figure 3 It is the section structure schematic diagram of the utility model.

[0018] Figure 4 It is the sealing assembly structure schematic diagram of the utility model.

[0019] Label: 1, valve body; 101, fixed ring; 102, connecting plate; 103, mounting seat; 104, sliding groove; 2, connecting flange; 3, sealing assembly; 301, connecting cylinder; 302, No. 1 thread; 303, connecting pipe; 304, No. 2 thread; 4, valve stem assembly; 401, No. 1 fixed plate; 402, connecting bolt; 403, No. 2 fixed plate; 404, fixing piece; 405, lubricating oil sleeve; 406, piston button; 407, connecting column; 408, rotating wheel; 409, anti-skid groove; 410, valve stem; 411, fastening bolt; 412, sealing cylinder; 413, connecting rod; 414, stuffing box; 415, bellows; 416, connecting head; 417, valve flap. DETAILED DESCRIPTION

[0020] To make the objects, technical solutions, and advantages of the embodiments of the present application clearer, the following will be a clear and complete description of the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0022] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second", etc. are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0023] The electrical components appearing in the text are all electrically connected with the main controller and 220V mains, and the main controller can be a conventional known device such as a computer.

[0024] In the description of the embodiments of the present application, it should be noted that the positions or location relationships indicated by the terms "inner", "outer", "upper", etc. are based on the positions or location relationships shown in the drawings, or the positions or location relationships commonly placed when the product of the present application is used, which are only for the convenience of describing the present application and simplifying the description, and cannot be understood as indicating or implying that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0025] A non-slip, leak-proof bellows-sealed gate valve includes a valve body 1, with connecting flanges 2 fixedly connected to both ends of the valve body 1. Fixing rings 101 are fixedly connected to both sides of the outer surface of the valve body 1. A connecting plate 102 is fixedly connected to the lower part of the outer surface of the fixing rings 101. A mounting base 103 is fixedly connected to the bottom end of the connecting plate 102. Sliding grooves 104 are provided on both sides of the mounting base 103. A sealing assembly 3 is provided on one side of the connecting flanges 2. Figure 1 and 2 As shown, specifically, the sealing assembly 3 includes a connecting cylinder 301 fixedly connected to one end surface of the connecting flange 2. A first thread 302 is provided on one side of the inner wall of the connecting cylinder 301. A connecting pipe 303 is installed on the inner wall of the connecting cylinder 301. A second thread 304 is provided on one side of the outer surface of the connecting pipe 303. The second thread 304 and the first thread 302 mesh with each other.

[0026] More specifically, after sealing the connection between the connecting column 301 and the connecting flange 2, when connecting the connecting column 301 and the connecting pipe 303, a quick sealing connection is achieved by rotating and meshing between the first thread 302 and the second thread 304, thereby improving the connection efficiency.

[0027] The valve body 1 contains a valve stem assembly 4; such as Figure 3 and 4 As shown, specifically, the valve stem assembly 4 includes a first fixing plate 401 fixedly installed on the upper surface of the valve body 1. A second fixing plate 403 is disposed above the first fixing plate 401. A connecting bolt 402 is fixedly connected between the second fixing plate 403 and the first fixing plate 401. A fixing member 404 is fixedly connected to the upper surface of the second fixing plate 403. A lubricating oil seal 405 is fixedly connected to the upper end of the fixing member 404. A piston button 406 is disposed on one side of the outer surface of the lubricating oil seal 405. A connecting post 407 is fixedly connected to the upper surface of the lubricating oil seal 405. A rotating wheel 408 is fixedly installed on the upper surface of the connecting post 407. The outer surface of the rotating wheel 408 is provided with several anti-slip grooves 409. The bottom end of the connecting column 407 is fixedly connected to the valve stem 410. The valve stem 410 passes through the lubricating oil sleeve 405 and is fixedly connected to the bottom surface of the connecting column 407. The valve stem 410 is located inside the fixing member 404 and inside the valve body 1. The outer surface of the valve stem 410 is installed with a fastening bolt 411 at the contact position with the upper surface of the fixing member 404. The bottom end of the valve stem 410 is fixedly connected to the sealing cylinder 412. The bottom surface of the sealing cylinder 412 is fixedly connected to the connecting rod 413. The bottom end of the connecting rod 413 is fixedly connected to the stuffing box 414. The bottom end of the stuffing box 414 is fixedly connected to the bellows 415.

[0028] More specifically, when the rotating wheel 408 is rotated, the anti-skid grooves 409 arranged on the outer surface of the rotating wheel 408 can improve the contact friction between the operator and the rotating wheel 408, avoid slipping, and rotate the connecting column 407 and the valve rod 410 when the rotating wheel 408 is rotated, press the piston button 406, so that the lubricating oil in the lubricating oil sleeve 405 is pumped out to lubricate the valve rod 410, the fastening bolt 411 and other components, the sealing cylinder 412 and the connecting rod 413 are lowered by rotating the valve rod 410, so that the stuffing box 414 and the corrugated pipe 415 are lowered, the corrugated pipe 415 is compressed to cut off and seal the internal passage of the valve body 1, and the connecting head 416 and the valve disc 417 are lowered by the corrugated pipe 415 to perform high sealing treatment on the internal passage of the valve body 1.

[0029] In some practical applications, the bottom end of the corrugated pipe 415 is fixedly connected with the connecting head 416, the bottom surface of the connecting head 416 is fixedly installed with the valve disc 417, and the valve disc 417 is conically arranged, and more specifically, the conically arranged valve disc 417 is moved under the action of the connecting head 416, and the valve disc 417 can improve the blocking effect of the medium flowing through the internal passage of the valve body 1.

[0030] In summary, the anti-skid and anti-leakage type corrugated pipe sealing stop valve is used for installing the valve body 1, sliding the mounting seat 103 through the sliding grooves 104 arranged on both sides to the installation position to realize rapid installation, connecting the connecting column cylinder 301 with the connecting flange 2, rotating the connecting pipe 303 through the second screw 304 arranged at one end in the inner wall of the connecting column cylinder 301, engaging the second screw 304 with the first screw 302, and completing the installation of the connecting pipe 303, when the stop valve is used to block the flowing medium, the rotating wheel 408 is rotated, the valve rod 410 is rotated by the rotating wheel 408, and the sealing cylinder 412 and the connecting rod 413 are lowered by the valve rod 410, and the stuffing box 414 and the corrugated pipe 415 are lowered by the connecting rod 413, the corrugated pipe 415 is compressed, the internal passage of the valve body 1 is blocked, the connecting head 416 and the valve disc 417 are lowered by the corrugated pipe 415, and the blocking effect is improved.

[0031] The basic principles, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A non-slip and leak-proof bellows-sealed gate valve, comprising a valve body (1), wherein connecting flanges (2) are fixedly connected to both ends of the valve body (1), fixing rings (101) are fixedly connected to both sides of the outer surface of the valve body (1), a connecting plate (102) is fixedly connected to the lower part of the outer surface of the fixing rings (101), and a mounting seat (103) is fixedly connected to the bottom end of the connecting plate (102), wherein sliding grooves (104) are provided on both sides of the mounting seat (103), characterized in that: A sealing assembly (3) is provided on one side of the connecting flange (2), and a valve stem assembly (4) is provided inside the valve body (1). The sealing assembly (3) includes a connecting cylinder (301) fixedly connected to one end surface of the connecting flange (2). A first thread (302) is provided on one side of the inner wall of the connecting cylinder (301). A connecting pipe (303) is installed on the inner wall of the connecting cylinder (301). A second thread (304) is provided on one side of the outer surface of the connecting pipe (303). The second thread (304) meshes with the first thread (302). The valve stem assembly (4) includes a first fixing plate (401) fixedly installed on the upper surface of the valve body (1). A second fixing plate (403) is provided above the first fixing plate (401). 03) A connecting bolt (402) is fixedly connected to the first fixing plate (401). A fixing member (404) is fixedly connected to the upper surface of the second fixing plate (403). A lubricating oil sleeve (405) is fixedly connected to the upper end of the fixing member (404). A piston button (406) is provided on one side of the outer surface of the lubricating oil sleeve (405). A connecting column (407) is fixedly connected to the upper surface of the lubricating oil sleeve (405). A rotating wheel (408) is fixedly installed on the upper surface of the connecting column (407). Several anti-slip grooves (409) are provided on the outer surface of the rotating wheel (408). A valve stem (410) is fixedly connected to the bottom end of the connecting column (407). The valve stem (410) passes through the lubricating oil sleeve (405) and is fixedly connected to the bottom surface of the connecting column (407).

2. The anti-slip and leak-proof bellows-sealed stop valve according to claim 1, characterized in that: The valve stem (410) is located inside the fixing member (404) and inside the valve body (1). A fastening bolt (411) is installed at the contact position between the outer surface of the valve stem (410) and the upper surface of the fixing member (404). A sealing cylinder (412) is fixedly connected to the bottom end of the valve stem (410). A connecting rod (413) is fixedly connected to the bottom surface of the sealing cylinder (412). A stuffing box (414) is fixedly connected to the bottom end of the connecting rod (413). A bellows (415) is fixedly connected to the bottom end of the stuffing box (414).

3. The anti-slip and leak-proof bellows-sealed stop valve according to claim 2, characterized in that: The bottom end of the corrugated pipe (415) is fixedly connected to a connector (416), and a valve disc (417) is fixedly installed on the bottom surface of the connector (416). The valve disc (417) is tapered.

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