Operating tool for opening and closing valve of fire extinguishing system

Abstract

The utility model discloses a fire extinguishing system valve opening and closing operation tool, and relates to the technical field of valve opening and closing operation tools, the fire extinguishing system valve opening and closing operation tool comprises a driving arm and a main clamping piece, the driving arm is connected with the main clamping piece and is used for driving the main clamping piece to rotate; the surface of the main clamping piece is fixedly connected with a clamping column, the clamping column is used for being connected with a valve, the main clamping piece is further movably connected with an additional piece through the clamping column, and a valve clamping assembly is installed on the additional piece; a fixing part is arranged between the main clamping piece and the additional piece, and the problems that time and labor are wasted when a manual mode is adopted for a fire extinguishing system valve, a traditional tool is difficult to adapt to different valves, and operation is inconvenient are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve switch operating tool technical field, concretely is a kind of fire-fighting system valve switch operating tool. BACKGROUND

[0002] Fire-fighting system valve hand wheel structure is usually the key component of valve manual operation, generally consists of spoke, rim and hub etc. Spoke is distributed in radial, connects hub and rim, provides force fulcrum;Rim is convenient for operator to grasp and apply force, its surface is sometimes designed with anti-skid lines to increase friction;Hub is connected with valve stem, and the rotation of hand wheel is transmitted to valve stem, so that the opening, closing or regulating function of valve is realized. Different specifications and types of fire-fighting valves, hand wheel structure exists difference in size, shape, material, for example, the hand wheel diameter of some large-diameter valves is larger, to reduce operating torque;In terms of material, there are cast iron, stainless steel etc., need to have certain strength, corrosion resistance, to adapt to the requirements of long-term use and harsh environment of fire-fighting system.

[0003] In actual scene, there may be slow opening of valve handle, sudden situation needs to be opened quickly, but manual method is time-consuming and laborious, and traditional tools are difficult to adapt to different valves, and there are inconvenient operation problems. INVENTION CONTENTS

[0004] The utility model provides a kind of fire-fighting system valve switch operating tool, solve the problem that fire-fighting system valve is time-consuming and laborious by manual method, and traditional tool is difficult to adapt to different valves, and inconvenient operation.

[0005] The utility model provides the following technical scheme: a kind of fire-fighting system valve switch operating tool, including driving arm and main clamping part, the driving arm is connected with main clamping part, for driving main clamping part rotation;The surface of main clamping part is fixedly connected with clamping column, and the clamping column is used to be connected with valve, and main clamping part is also connected with additional piece by clamping column, and valve clamping assembly is installed on additional piece;Fixed component is arranged between main clamping part and additional piece.

[0006] As a preferred technical scheme of the utility model, the driving arm includes plug-in part and power piece, the plug-in part is internally provided with slot, the power piece is movably connected with the plug-in part by the slot, the surface of the plug-in part is provided with screw, the screw is screwed through the plug-in part and connected with the power piece, the surface of the power piece movably sleeves hand-held tube, and the power piece is L-shaped;The plug-in part is connected with main clamping part and additional piece.

[0007] As a preferred technical scheme of the utility model, the plug-in part is square, the surface of the main clamping part is fixedly connected with a U-shaped plate, the plug-in part is movably connected with the U-shaped plate, a screw is connected on the U-shaped plate, and the screw is screwed through the U-shaped plate and is threadedly connected with the plug-in part.

[0008] As a preferred technical scheme of the utility model, the end of the plug-in part is fixedly connected with a square rod, the surface of the main clamping part and the additional part is provided with a square hole, and the surface of the square rod is movably connected with the inner side wall of the square hole.

[0009] As a preferred technical scheme of the utility model, the fixing part comprises a plug rod and a sleeve, the sleeve is fixedly connected to the surface of the additional part, the surface of the plug rod is movably connected with the inner side wall of the sleeve, a positioning groove is formed in the main clamping part, the plug rod is inserted into the positioning groove to fix the main clamping part, and the surface of the clamping column is movably connected with the surface of the positioning port.

[0010] As a preferred technical scheme of the utility model, the inside of the positioning groove is fixedly connected with a rubber ring, the surface of the plug rod is movably connected with the inner side wall of the rubber ring, the surface of the sleeve is provided with a sliding port, the surface of the plug rod is fixedly connected with a pushing rod, and the surface of the pushing rod is movably connected with the surface of the sliding port.

[0011] As a preferred technical scheme of the utility model, the valve clamping assembly comprises a connecting shaft and a clamping block, the connecting shaft and the clamping block are fixedly connected, the connecting shaft is movably connected with the additional part, one end of the connecting shaft extends to the outer end of the additional part, a nut is threadedly connected on the connecting shaft, and the nut is connected with the additional part.

[0012] Compared with the prior art, the utility model provides a kind of fire control system valve switch operating tool, with following beneficial effects:

[0013] The fire control system valve switch operating tool, by setting through the connection of driving arm and main clamping part, driving main clamping part rotates, the clamping column on main clamping part can be connected with valve, and can be movably connected with additional part, cooperate with valve clamping assembly on additional part, solve the problem that traditional tool is difficult to adapt to different valves, inconvenient to operate, realize the stable clamping and driving rotation of valve, can flexibly cope with the opening and closing operation of valve in different scenes, and the fixing part between main clamping part and additional part also guarantees the stability of overall structure, improves valve operating efficiency and reliability. ACCURACY OF DRAWINGS

[0014] Figure 1 It is overall structure schematic diagram of the utility model.

[0015] Figure 2 It is the structure schematic view of square hole of the utility model.

[0016] Figure 3 It is the structure schematic view of driving arm of the utility model.

[0017] Figure 4 It is the structure schematic view of U-shaped plate of the utility model.

[0018] Figure 5 It is the structure schematic view of sleeve of the utility model.

[0019] In the drawing: 1, driving arm;101, plug-in part;102, power part;2, main clamping part;3, clamping column;4, additional part;5, screw;6, handheld tube;7, U-shaped plate;8, screw bolt;9, square rod;10, square hole;11, plug rod;12, sleeve;13, positioning groove;14, positioning mouth;15, rubber ring;16, sliding mouth;17, push rod;18, connecting shaft;19, clamping block;20, nut;21, rotating wheel;22, torsional spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-5 The utility model discloses a fire control system valve switch operating instrument, including driving arm 1 and main clamping part 2, driving arm 1 is connected with main clamping part 2, for driving main clamping part 2 rotation, the surface fixed connection of main clamping part 2 has clamping column 3, clamping column 3 is used for connecting with valve, main clamping part 2 still is through clamping column 3 and additional part 4 swing joint, and valve clamping assembly is installed on additional part 4, and the fixed component is set up between main clamping part 2 and additional part 4.

[0022] Specifically, driving arm 1 includes plug-in part 101 and power part 102, the inside of plug-in part 101 is provided with the slot, and power part 102 is swing connected with plug-in part 101 through the slot, the surface of plug-in part 101 is provided with screw 5, and screw 5 is screwed through plug-in part 101 and is connected with power part 102, and the surface of power part 102 swing sleeve has handheld tube 6, and power part 102 is L-shaped, plug-in part 101 is connected with main clamping part 2 and additional part 4.

[0023] In this embodiment, the overall degree of the driving arm 1 can be adjusted by unscrewing the screw 5, so that the pros and cons can be increased, and the labor-saving effect can be achieved through the principle of leverage.

[0024] Specifically, the plug-in part 101 is square, the surface of the main clamping part 2 is fixedly connected with a U-shaped plate 7, and the plug-in part 101 is movably connected with the U-shaped plate 7; the U-shaped plate 7 is connected with a screw 8, the screw 8 is screwed through the U-shaped plate 7 and is threadedly connected with the plug-in part 101.

[0025] The end of the plug-in part 101 is fixedly connected with a square rod 9, the surfaces of the main clamping part 2 and the additional part 4 are both provided with square holes 10, and the surface of the square rod 9 is movably connected with the inner side walls of the square holes 10.

[0026] In this embodiment, the U-shaped plate 7 and the plug-in part 101 can apply the force of the driving arm 1 to the main clamping part 2 and the additional part 4, so that the switch can be operated.

[0027] Specifically, the fixing component includes a plug rod 11 and a sleeve 12, the sleeve 12 is fixedly connected to the surface of the additional part 4, the surface of the plug rod 11 is movably connected with the inner side wall of the sleeve 12, the main clamping part 2 is provided with a positioning groove 13, and the plug rod 11 is inserted into the inside of the positioning groove 13 to fix the main clamping part 2; the surface of the additional part 4 is provided with a positioning port 14, and the surface of the clamping column 3 is movably connected with the surface of the positioning port 14.

[0028] Specifically, the inside of the positioning groove 13 is fixedly connected with a rubber ring 15, the surface of the plug rod 11 is movably connected with the inner side wall of the rubber ring 15, the surface of the sleeve 12 is provided with a sliding port 16, the surface of the plug rod 11 is fixedly connected with a push rod 17, and the surface of the push rod 17 is movably connected with the surface of the sliding port 16.

[0029] In this embodiment, the plug rod 11 can be inserted into the inside of the rubber ring 15 to fix and limit the positions of the main clamping part 2 and the additional part 4, and the push rod 17 can facilitate the adjustment of the plug rod 11.

[0030] Specifically, the valve clamping assembly includes a connecting shaft 18 and a clamping block 19, the connecting shaft 18 and the clamping block 19 are fixedly connected, the connecting shaft 18 is movably connected with the additional part 4, one end of the connecting shaft 18 extends to the outer end of the additional part 4, the connecting shaft 18 is threadedly connected with a nut 20, and the nut 20 is connected with the additional part 4; the clamping block 19 is movably connected with a rotating wheel 21, the connecting shaft 18 is sleeved with a torsion spring 22, and the torsion spring 22 is connected with the clamping block 19 and the additional part 4.

[0031] In this embodiment, the torsion spring 22 can be used to adapt to different widths of the spokes, and the nut 20 can be used to fix and prevent rotation.

[0032] The utility model discloses a working principle and use flow: can use first clamping column 3 to the spoke of valve switch and hold, main clamping piece 2 and additional piece 4 are star-shaped, the distance between the opposite two clamping columns 3 and the width of spoke are adapted, and the main clamping piece 2 can be connected with the hand wheel structure of fire control system valve through clamping column 3, through the pressure of power piece 102, can realize rotation, and power piece 102 plays the effect of saving strength, in addition, loosening screw 5 can adjust the relative position between power piece 102 and insert piece 101, and then can increase the force arm, save strength.

[0033] For the case of only using main clamping piece 2, the installation form of power arm has the following forms:

[0034] The first, directly insert square rod 9 into the square hole 10 of main clamping piece 2, and rotation can be realized through power piece 102. The second, in order to increase the stress area, square rod 9 is arranged away from square hole 10, insert piece 101 is inserted into U-shaped plate 7, and then insert piece 101 and U-shaped plate 7 are fixed through screw bolt 8, of course, can also be directly fixed through the bolt. In this case, the angle of power piece 102 needs to be adjusted, screw 5 is loosened, screw 5 is separated from power piece 102, and the angle adjustment can be realized.

[0035] Because the distance between clamping columns 3 is fixed, it cannot adapt to multiple types of hand wheel structures, especially the hand wheel structures with different spoke widths. In this case, the fixation between main clamping piece 2 and additional piece 4 can be realized through clamping column 3 and inserting rod 11, and the setting of rubber ring 15 can prevent inserting rod 11 from slipping. First, screw nut 20 is screwed, screw nut 20 is separated from additional piece 4, rotating wheel 21 is in contact with the spoke, and force pressing can make torsional spring 22 deform. The spoke is clamped through the two relatively arranged rotating wheels 21, then screw nut 20 is screwed again, screw nut 20 is in close contact with additional piece 4, the rotation of connecting shaft 18 is prevented, and then the fixed clamping can be realized.

[0036] In summary, the fire control system valve switch operating tool solves the problems of fixed force arm, unable to adapt to different spoke width hand wheels and saving strength of traditional tools through adjustable driving arm 1, flexible connection of main clamping piece 2 and additional piece 4 and adapted valve clamping assembly. Its advantage lies in that the length of driving arm 1 can be adjusted to save strength by using the principle of lever; main clamping piece 2 and additional piece 4 are flexibly connected, and the valve clamping assembly of torsional spring 22 and rotating wheel 21 can adapt to various hand wheel structures, improve the operation convenience and tool applicability, and enhance the efficiency and reliability of valve switch operation in fire fighting operation.

[0037] It has to be noted that, as used herein, such terms as "including", "including a", "having", "comprising", "containing", or any other similar term are intended to be encompassing for a passage, a method, an article, or an apparatus that fails to explicitly disclose separate instances of the listed elements. In other words, such terms are to be interpreted in the context as specifying instances of the listed elements but do not preclude the presence of additional elements in the passage, the method, the article, or the apparatus that are either listed elements or additional elements inherent to such passage, method, article, or apparatus.

[0038] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A valve switching tool for a fire protection system, characterized in that, It includes a drive arm (1) and a main clamping member (2), wherein the drive arm (1) is connected to the main clamping member (2) and is used to drive the main clamping member (2) to rotate; The main clamping member (2) has a clamping column (3) fixedly connected to its surface. The clamping column (3) is used to connect with the valve. The main clamping member (2) is also movably connected to the attachment (4) through the clamping column (3). The attachment (4) is equipped with a valve clamping assembly. A fixing component is provided between the main clamping member (2) and the auxiliary member (4).

2. The valve switching operation tool for a fire protection system according to claim 1, characterized in that: The drive arm (1) includes a connector (101) and a power component (102). The connector (101) has a slot inside. The power component (102) is movably connected to the connector (101) through the slot. The surface of the connector (101) is provided with a screw (5). The screw (5) is threaded through the connector (101) and connected to the power component (102). The surface of the power component (102) is movably fitted with a hand-held tube (6). The power component (102) is L-shaped. The connector (101) is connected to the main clamp (2) and the attachment (4).

3. The valve switching operation tool for a fire protection system according to claim 2, characterized in that: The connector (101) is square, and a U-shaped plate (7) is fixedly connected to the surface of the main clamping member (2). The connector (101) is movably connected to the U-shaped plate (7). A screw (8) is connected to the U-shaped plate (7), and the screw (8) is threaded through the U-shaped plate (7) and threadedly connected to the connector (101).

4. The valve switching operation tool for a fire protection system according to claim 3, characterized in that: The end of the connector (101) is fixedly connected to a square rod (9), and the surfaces of the main clamp (2) and the auxiliary part (4) are provided with square holes (10). The surface of the square rod (9) is movably connected to the inner wall of the square hole (10).

5. A valve switching operation tool for a fire protection system according to claim 1, characterized in that: The fixing component includes a rod (11) and a sleeve (12). The sleeve (12) is fixedly connected to the surface of the attachment (4). The surface of the rod (11) is movably connected to the inner wall of the sleeve (12). The main clamping component (2) is provided with a positioning groove (13). The rod (11) is inserted into the positioning groove (13) to fix the main clamping component (2). The surface of the attachment (4) is provided with a positioning port (14), and the surface of the clamping column (3) is movably connected to the surface of the positioning port (14).

6. A valve switching tool for a fire protection system according to claim 5, characterized in that: A rubber ring (15) is fixedly connected inside the positioning groove (13). The surface of the insertion rod (11) is movably connected to the inner wall of the rubber ring (15). A sliding opening (16) is opened on the surface of the sleeve (12). A toggle rod (17) is fixedly connected to the surface of the insertion rod (11). The surface of the toggle rod (17) is movably connected to the surface of the sliding opening (16).

7. A valve switching tool for a fire protection system according to claim 1, characterized in that: The valve clamping assembly includes a connecting shaft (18) and a clamping block (19). The connecting shaft (18) and the clamping block (19) are fixedly connected. The connecting shaft (18) is movably connected to the attachment (4), and one end of the connecting shaft (18) extends to the outer end of the attachment (4). A nut (20) is threaded onto the connecting shaft (18), and the nut (20) is connected to the attachment (4). A rotating wheel (21) is movably connected to the clamping block (19), and a torsion spring (22) is sleeved on the connecting shaft (18). The torsion spring (22) is connected to the clamping block (19) and the attachment (4).

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