Concealed self-closing valve

Abstract

The utility model discloses a concealed self-closing valve, and relates to the technical field of self-closing valves, and the concealed self-closing valve is technically characterized by comprising a valve body and a mounting box, an adjusting button is fixedly mounted on the outer wall of the valve body, connecting pipes are fixedly mounted on the outer walls of the two sides of the valve body through sealing mechanisms, and screw rods are rotatably mounted on the outer walls of the two sides of the mounting box in a penetrating manner; the protective device comprises a mounting box, a rotating rod, protective plates and a fixed plate are arranged on the rotating rod, rotary knobs are fixedly mounted at the ends of the two screw rods, mounting blocks are rotatably mounted on the outer walls of the two screw rods through connecting mechanisms, and a cover plate is slidably mounted on the upper end face of the mounting box. The protective device is provided with the rotating rod, the protective plates, the fixed plate and other assemblies, and the two protective plates flexibly rotate through the rotating rod; the fixed pin is pushed to be firmly inserted into the insertion hole of the fixed plate by utilizing the continuous and stable elastic acting force of the fixed spring, so that the adjusting button is effectively prevented from being accidentally collided or damaged, and the abrasion of parts caused by frequent opening and closing is greatly reduced, thereby reducing the maintenance cost and prolonging the overall service life of equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to self -closing valve technical field, concretely is a concealed self -closing valve. BACKGROUND

[0002] Self -closing valve is a kind of safety device for gas system, can be automatically closed under certain conditions Gas supply, to prevent gas leakage or other security risks.

[0003] Self -closing valve is widely used in gas, water supply and drainage system, to guarantee the safe operation of system, currently, the common self -closing valve on the market is mostly open, i. e. installed on the pipeline outside, this installation method is although convenient to install and overhaul, but there are some shortcomings, the self -closing valve of open is exposed in external environment, is vulnerable to collision, damage, open self -closing valve can also be caused by human error and lead to valve opening or closing, there is certain security risk to influence its normal use and service life, practicality is insufficient, therefore, the concealed self -closing valve needs to be redesigned for the above problems. UTILITY MODEL CONTENTS

[0004] (One) technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a concealed self -closing valve, solve the self -closing valve of open and expose in external environment, is vulnerable to collision, damage, can also be caused by human error and lead to valve opening or closing, there is certain security risk to influence its normal use and service life.

[0006] (Two) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a concealed self -closing valve, including valve body and installation box, the valve body outer wall is fixedly installed with adjusting button, the both sides outer walls of valve body are fixedly installed with connecting pipe through sealing mechanism, the both sides outer walls of installation box are rotatably penetrated and are installed with screw rod, the both sides outer walls of two screw rods are rotatably installed with mounting block through link mechanism, the upper end surface of installation box is slidably installed with cover plate, the upper end surface of cover plate is fixedly installed with two link frames, the inside of two link frames is rotatably installed with rotating rod, the both sides outer walls of two rotating rods are fixedly installed with protective plate, the upper end surface of one protective plate is fixedly installed with fixed plate, the upper end surface of another protective plate is fixedly installed with support plate.

[0008] Preferably, the sealing mechanism includes a sealing ring fixedly installed on the outer wall of the valve body, and the outer wall of the connecting pipe is fixedly connected with the inner wall of the sealing ring.

[0009] Preferably, the link mechanism includes a link block fixedly installed on the outer wall of the screw rod, and the inner wall of the link block is rotatably connected with the outer wall of the mounting block.

[0010] Preferably, the cover plate upper end face is provided with a plurality of fixing holes, and a plurality of bolts matched with the mounting box upper end face are threadedly connected in each fixing hole.

[0011] Preferably, a fixing pin is slidingly and penetratively installed on the support plate upper end face, a plug hole matched with the fixing pin is formed on the fixing plate upper end face, and a push block is fixedly installed on the fixing pin end portion.

[0012] Preferably, a fixing spring is installed on the fixing pin outer wall, and the fixing spring two ends are elastically connected with the push block bottom wall and the support plate upper end face respectively.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides:

[0015] The utility model discloses a rotating rod, a protection plate and a fixing plate and other components are set, and two protection plates realize flexible rotation through the rotating rod, under the closed state, utilize the fixing spring continuous steady elastic force, promote the fixed pin firm insertion fixed plate's plug hole, effectively prevent the adjustment button from suffering accidental collision or damage, greatly reduce the component abrasion caused by frequent opening and closing, thereby reduce the maintenance cost, prolong the overall service life of equipment. DETAILED DESCRIPTION

[0016] Figure 1 It is a structure schematic view of the utility model to propose a concealed self-closing valve;

[0017] Figure 2 It is a side view structure schematic view of the utility model to propose a concealed self-closing valve;

[0018] Figure 3 It is Figure 2 Vertical section structure schematic view;

[0019] Figure 4 It is Figure 1 The structure enlarged schematic view of A in;

[0020] Figure 5 It is Figure 3 The structure enlarged schematic view of B in.

[0021] In the drawing: 1 valve body, 2 mounting box, 3 adjustment button, 4 sealing ring, 5 connecting pipe, 6 screw rod, 7 knob, 8 link block, 9 mounting block, 10 cover plate, 11 bolt, 12 link frame, 13 rotating rod, 14 protection plate, 15 fixing plate, 16 support plate, 17 fixed pin, 18 push block, 19 fixing spring. DETAILED DESCRIPTION

[0022] In the utility model, in the case where no opposite statement is made, the orientation such as "upper, lower" is usually for the direction shown in the drawing, or for the vertical, perpendicular or gravity direction; similarly, for the convenience of understanding and description, "left, right" is usually for the left, right shown in the drawing; "inner, outer" refers to the inner, outer relative to the contour of each component itself, but the above orientation words are not used to limit the utility model.

[0023] The utility model provides a kind of concealed self-closing valve technical scheme:

[0024] Please refer to Figures 1 to 5 A kind of concealed self-closing valve, including valve body 1 and installation box 2, valve body 1 outer wall is fixedly installed with adjusting button 3, the outer wall of both sides of valve body 1 is fixedly installed with connecting pipe 5 by sealing mechanism, the outer wall of both sides of installation box 2 is rotatably penetrated and installed with screw rod 6, the end of two screw rods 6 is fixedly installed with knob 7, the outer wall of two screw rods 6 is rotatably installed with mounting block 9 by link mechanism, installation box 2 upper end surface is slidably installed with cover plate 10, the upper end surface of cover plate 10 is fixedly installed with two link frames 12, the inside of two link frames 12 is rotatably installed with rotating rod 13, the outer wall of two rotating rods 13 is fixedly installed with protective plate 14, the upper end surface of one of protective plate 14 is fixedly installed with fixed plate 15, the upper end surface of another protective plate 14 is fixedly installed with support plate 16.

[0025] Further, the sealing mechanism includes a sealing ring 4 fixedly installed on the outer wall of the valve body 1, the outer wall of the connecting pipe 5 is fixedly connected with the inner wall of the sealing ring 4, the sealing ring 4 is made of vulcanized rubber, which can resist the erosion of fluid, even if long-term contact with various fluid media, it is not easy to age, metamorphic, ensure the long-term stable use of sealing ring.

[0026] Further, the link mechanism includes a link block 8 fixedly installed on the outer wall of the screw rod 6, and the inner wall of the link block 8 is rotatably connected with the outer wall of the mounting block 9.

[0027] Further, a plurality of fixing holes are formed in the upper end surface of the cover plate 10, and a plurality of bolts 11 are threadedly connected in each fixing hole.

[0028] Further, a fixed pin 17 is slidably penetrated and installed on the upper end surface of the support plate 16, a plug hole is formed in the upper end surface of the fixed plate 15 and matched with the fixed pin 17, and a push block 18 is fixedly installed on the end of the fixed pin 17.

[0029] Further, a fixed spring 19 is installed on the outer wall of the fixed pin 17, and the two ends of the fixed spring 19 are elastically connected with the bottom wall of the push block 18 and the upper end surface of the support plate 16 respectively.

[0030] In specific use, the working principle of the utility model is as follows:

[0031] The cover plate 10 is fixed on the upper end face of the mounting box 2 through the fixing hole on the upper end face and the bolt 11 screwed therein, so that the internal components such as the valve body 1 of the mounting box 2 can be conveniently overhauled and maintained, and the internal components can be protected from the external environment to a certain extent. The screw rod 6 is rotated by rotating the knob 7, and the mounting block 9 is moved by the cooperation of the screw rod 6 and the connecting block 8, so that the valve body 1 can be conveniently installed. The position of the mounting block 9 can be adjusted according to the actual installation requirements when the screw rod 6 is rotated, so that the mounting box 2 is stably installed at a suitable position, and the fixing of the concealed valve body 1 is realized. When the valve body 1 is used, the leakage of fluid at the connection between the valve body 1 and the connecting pipe 5 is effectively prevented by the sealing ring 4, and the sealing performance and safety of the entire pipeline are ensured.

[0032] At the same time, when the adjusting button 3 and other components need to be operated, the protective plate 14 can be opened by rotating the rod 13, and then the adjusting button 3 can be rotated to control the opening and closing degree of the valve body 1, so as to adjust the flow of fluid. The operator can manually operate the adjusting button 3 according to the actual use requirements, so as to realize accurate control of the fluid. When the adjusting button 3 is not needed, the two protective plates 14 are rotated to the closed state, and the fixed pin 17 is inserted into the insertion hole of the fixed plate 15 under the elastic action of the fixed spring 19 by operating the push block 18 on the supporting plate 16, so as to fix the two protective plates 14, thereby protecting the adjusting button 3 from accidental collision or damage.

[0033] The above is only a specific embodiment of the present application, but the technical features of the present application are not limited thereto. Any simple change, equivalent replacement or modification made on the basis of the present application to solve the same technical problem and achieve the same technical effect is also covered by the protection scope of the present application.

Claims

1. A concealed self-closing valve, comprising a valve body (1) and a mounting box (2), characterized in that, An adjustment button (3) is fixedly installed on the outer wall of the valve body (1). Connecting pipes (5) are fixedly installed on both sides of the outer wall of the valve body (1) through a sealing mechanism. Screws (6) are rotatably installed on both sides of the outer wall of the mounting box (2). A knob (7) is fixedly installed at the end of each of the two screws (6). Mounting blocks (9) are rotatably installed on the outer wall of each of the two screws (6) through a connecting mechanism. A cover plate (10) is slidably installed on the upper surface of the mounting box (2). Two connecting frames (12) are fixedly installed on the upper surface of the cover plate (10). Rotating rods (13) are rotatably installed inside each of the two connecting frames (12). Protective plates (14) are fixedly installed on the outer walls of each of the two rotating rods (13). A fixing plate (15) is fixedly installed on the upper surface of one of the protective plates (14), and a support plate (16) is fixedly installed on the upper surface of the other protective plate (14).

2. The concealed self-closing valve according to claim 1, characterized in that, The sealing mechanism includes a sealing ring (4) fixedly installed on the outer wall of the valve body (1), and the outer wall of the connecting pipe (5) is fixedly connected to the inner wall of the sealing ring (4).

3. A concealed self-closing valve according to claim 2, characterized in that, The connecting mechanism includes a connecting block (8) fixedly installed on the outer wall of the screw (6), and the inner wall of the connecting block (8) is rotatably connected to the outer wall of the mounting block (9).

4. A concealed self-closing valve according to claim 3, characterized in that, The upper surface of the cover plate (10) is provided with multiple fixing holes, and each fixing hole is threaded with multiple bolts (11) that mate with the upper surface of the mounting box (2).

5. A concealed self-closing valve according to claim 4, characterized in that, A fixing pin (17) is slidably installed through the upper end face of the support plate (16), and an insertion hole that mates with the fixing pin (17) is opened on the upper end face of the fixing plate (15). A lever (18) is fixedly installed at the end of the fixing pin (17).

6. A concealed self-closing valve according to claim 5, characterized in that, A fixing spring (19) is installed on the outer wall of the fixing pin (17), and the two ends of the fixing spring (19) are elastically connected to the bottom wall of the lever block (18) and the upper end face of the support plate (16), respectively.

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