Special tool for flange plate

Abstract

The utility model discloses a special tool for a flange plate, relates to the technical field of tools, and aims to solve the problems that in the prior art, when the flange plate with threads is installed and fastened, most of the flange plate is round, no matched tool exists, and the fastening operation of the flange plate is troublesome. The installation tool comprises a grab handle, a fixed arm and a movable arm, the fixed arm is fixedly installed on one side of the upper portion of the grab handle, the movable arm is arranged on the other side of the upper portion of the grab handle, a notch is formed in the rear side of the lower end of the movable arm, a protruding block is arranged in the notch, and the protruding block and the grab handle are of an integrated structure. A protruding block is arranged in the fixed arm, a pin is arranged in the movable arm, the movable arm and the protruding block are rotationally connected through the pin, a first column hole is formed in the upper end of the fixed arm, a second column hole is formed in the upper end of the movable arm, the number of the inserting columns is two, and the diameter of the first column hole and the diameter of the second column hole are matched with the diameter of the inserting columns.

Description

Technical Field

[0001] The utility model relates to the technical field of tools, in particular to a special tool for flanges. Background Art

[0002] Tools originally refer to the tools needed for work, and later extended to the means of achieving, completing or promoting something. Flanges are parts that connect pipes to each other. They are connected to the ends of pipes. There are holes on the flanges. Bolts make the two flanges tightly connected. Gaskets are used to seal between flanges. Flanges are a disc-shaped part, which is most common in pipeline engineering. Flanges are used in pairs. In pipeline engineering, flanges are mainly used for connecting pipelines. At the ends of two pipes that need to be connected, a flange is installed on each. Low-pressure pipelines can use threaded flanges, and welding flanges are used for pressures above four kilograms. A sealing gasket is added between the two flanges and then fastened with bolts;

[0003] During the installation of the flange, according to different installation conditions, especially the threaded flange, it needs to be installed and tightened, but most of the flanges are round, there is no matching tool, and the flange tightening operation is troublesome; therefore, the market urgently needs to develop a special flange tool to help people solve the existing problem. Utility Model Content

[0004] The utility model aims to provide a flange-specific tool to solve the problem in the background art that when threaded flanges are installed and tightened, most flanges are round and there is no matching tool, which makes the flange tightening operation troublesome.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special tool for flange, comprising an installation tool and an insertion column, the installation tool comprising a handle, a fixed arm and a movable arm, the fixed arm is fixedly installed on one side above the handle, the movable arm is arranged on the other side above the handle, a notch is arranged on the rear side of the lower end of the movable arm, and a protrusion is arranged inside the notch, the protrusion and the handle are arranged as an integral structure, a pin is arranged inside the movable arm, the movable arm and the protrusion are rotatably connected by the pin, a first column hole is arranged inside the upper end of the fixed arm, a second column hole is arranged inside the upper end of the movable arm, and two insertion columns are arranged, and the diameters of the first column hole and the second column hole match the diameter of the insertion column.

[0006] Preferably, a first rubber ring is provided inside the fixing arm along the front end and the rear end of the first column hole, and the first rubber ring is bonded to the fixing arm.

[0007] Preferably, a second rubber ring is provided inside the movable arm along the front end and the rear end of the second column hole, and the second rubber ring is bonded to the movable arm.

[0008] Preferably, a hanging groove is provided below the front end of the handle.

[0009] Preferably, a sleeve groove is provided on the outer side of the handle, an anti-slip sleeve is provided inside the sleeve groove, and the anti-slip sleeve is made of silicone material.

[0010] Preferably, a bottom groove is provided below the handle, and receiving grooves are symmetrically provided inside the handle along two sides above the bottom groove, and the receiving grooves are connected to the bottom groove, and the diameter of the receiving grooves matches the diameter of the plug post.

[0011] Preferably, a rubber block is bonded and installed inside the handle along the lower end of the storage groove, a through hole is provided above the inside of the rubber block, and an enlarged notch is provided below the inside of the rubber block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with an installation tool, wherein the installation tool includes a handle, a fixed arm and a movable arm. When the threaded flange is installed and tightened, two plug posts can be respectively inserted into the post holes of the fixed arm and the movable arm according to the bolt holes reserved in the flange itself, and then the other ends of the two plug posts are respectively inserted into the bolt holes of the flange. By holding the handle and rotating the installation tool, the flange can be stably driven to rotate, thereby realizing stable installation and tightening of the flange, and the movable arm can be rotated and can be adjusted according to the spacing of the bolt holes reserved in different flanges themselves, so as to achieve the universality of installing flanges of different sizes and increase the flexibility of use.

[0014] 2. The utility model provides a first rubber ring and a second rubber ring at the front and rear ends of the first column hole and the second column hole respectively, so as to increase the friction of the column when the column is inserted into the column holes of the fixed arm and the movable arm, thereby improving the stability of the column when inserted into the fixed arm and the movable arm.

[0015] 3. The utility model facilitates the hanging of the installation tool by providing a hanging groove, so that the installation tool can be placed in a hanging manner when not in use, thereby increasing practicality.

[0016] 4. The utility model provides a sleeve groove on the outside of the handle and an anti-slip sleeve inside the sleeve groove, so that when using the installation tool, the stability of the hand holding the handle is increased, which is conducive to the stable tightening of the flange. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of the first embodiment of the present utility model;

[0018] Figure 2 It is a schematic diagram of the structure of the rear view of the first embodiment of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the second embodiment of the present utility model;

[0020] Figure 4 It is a cross-sectional view of the handle of the utility model;

[0021] Figure 5 It is a cross-sectional view of the rubber block of the utility model.

[0022] In the figure: 1. Installation tool; 101. Handle; 1011. Hanging slot; 1012. Sleeve slot; 1013. Storage slot; 1014. Bottom slot; 102. Fixed arm; 1021. First column hole; 103. Movable arm; 1031. Second column hole; 104. Bump; 2. Insert column; 3. Pin; 4. Anti-slip sleeve; 5. Rubber block; 501. Through hole; 502. Enlarged notch. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Embodiment 1

[0025] See also Figure 1 and Figure 2 The utility model provides an embodiment: a flange special tool, including an installation tool 1 and a plug column 2, the installation tool 1 includes a handle 101, a fixed arm 102 and a movable arm 103, the fixed arm 102 is fixedly installed on one side above the handle 101, the movable arm 103 is arranged on the other side above the handle 101, a notch is arranged on the rear side of the lower end of the movable arm 103, and a protrusion 104 is arranged inside the notch, the protrusion 104 and the handle 101 are arranged as an integral structure, a pin 3 is arranged inside the movable arm 103, the movable arm 103 and the protrusion 104 are rotatably connected by the pin 3, a first column hole 1021 is arranged inside the upper end of the fixed arm 102, a second column hole 1031 is arranged inside the upper end of the movable arm 103, and two plug columns 2 are provided, and the diameters of the first column hole 1021 and the second column hole 1031 match the diameter of the plug column 2.

[0026] During use, when the threaded flange is installed and tightened, the two plug posts 2 can be inserted into the first column hole 1021 and the second column hole 1031 of the fixed arm 102 and the movable arm 103 respectively according to the bolt holes reserved in the flange itself, and then the other ends of the two plug posts 2 are respectively inserted into the bolt holes of the flange, which can stably drive the flange to rotate and realize the stable installation and tightening of the flange, and the movable arm 103 can rotate and can be adjusted according to the spacing of the bolt holes reserved in different flanges themselves, so as to achieve the universality of installing flanges of different sizes and increase the flexibility of use.

[0027] Furthermore, a first rubber ring is provided inside the fixed arm 102 along the front end and the rear end of the first column hole 1021, and the first rubber ring is bonded to the fixed arm 102. A second rubber ring is provided inside the movable arm 103 along the front end and the rear end of the second column hole 1031, and the second rubber ring is bonded to the movable arm 103. The provision of the first rubber ring and the second rubber ring can increase the friction encountered by the plug 2 when it is inserted into the first column hole 1021 and the second column hole 1031 of the fixed arm 102 and the movable arm 103, thereby improving the stability of the plug 2.

[0028] Furthermore, a hanging groove 1011 is provided below the front end of the handle 101, so that the installation tool can be placed in a hanging manner when not in use.

[0029] Embodiment 2

[0030] See also Figure 3-5 The utility model provides an embodiment: a flange special tool, including an installation tool 1 and a plug column 2, the installation tool 1 includes a handle 101, a fixed arm 102 and a movable arm 103, the fixed arm 102 is fixedly installed on one side above the handle 101, the movable arm 103 is arranged on the other side above the handle 101, a notch is arranged on the rear side of the lower end of the movable arm 103, and a protrusion 104 is arranged inside the notch, the protrusion 104 and the handle 101 are arranged as an integral structure, a pin 3 is arranged inside the movable arm 103, the movable arm 103 and the protrusion 104 are rotatably connected by the pin 3, a first column hole 1021 is arranged inside the upper end of the fixed arm 102, a second column hole 1031 is arranged inside the upper end of the movable arm 103, and two plug columns 2 are provided, and the diameters of the first column hole 1021 and the second column hole 1031 match the diameter of the plug column 2.

[0031] During use, when the threaded flange is installed and tightened, the two plug posts 2 can be inserted into the first column hole 1021 and the second column hole 1031 of the fixed arm 102 and the movable arm 103 respectively according to the bolt holes reserved in the flange itself, and then the other ends of the two plug posts 2 are respectively inserted into the bolt holes of the flange, which can stably drive the flange to rotate and realize the stable installation and tightening of the flange, and the movable arm 103 can rotate and can be adjusted according to the spacing of the bolt holes reserved in different flanges themselves, so as to achieve the universality of installing flanges of different sizes and increase the flexibility of use.

[0032] Furthermore, a first rubber ring is provided inside the fixed arm 102 along the front end and the rear end of the first column hole 1021, and the first rubber ring is bonded to the fixed arm 102. A second rubber ring is provided inside the movable arm 103 along the front end and the rear end of the second column hole 1031, and the second rubber ring is bonded to the movable arm 103. The provision of the first rubber ring and the second rubber ring can increase the friction encountered by the plug 2 when it is inserted into the first column hole 1021 and the second column hole 1031 of the fixed arm 102 and the movable arm 103, thereby improving the stability of the plug 2.

[0033] Furthermore, a hanging groove 1011 is provided below the front end of the handle 101, so that the installation tool can be placed in a hanging manner when not in use.

[0034] Furthermore, a sleeve groove 1012 is provided on the outer side of the handle 101, and an anti-slip sleeve 4 is provided inside the sleeve groove 1012. The anti-slip sleeve 4 is made of silicone material. The provision of the anti-slip sleeve 4 can increase the stability of the hand holding the handle 101, which is beneficial to the stable tightening of the flange.

[0035] Furthermore, a bottom groove 1014 is provided below the handle 101, and storage grooves 1013 are symmetrically provided on both sides above the bottom groove 1014 inside the handle 101, and the storage grooves 1013 are connected to the bottom groove 1014, and the diameter of the storage grooves 1013 matches the diameter of the plug post 2. The setting of the two storage grooves 1013 makes it convenient to store the plug post 2, and the setting of the bottom groove 1014 makes it convenient to take the plug post 2 out of the storage groove 1013, thereby increasing practicality.

[0036] Furthermore, a rubber block 5 is bonded and installed along the lower end of the storage groove 1013 inside the handle 101, and a through hole 501 is provided at the upper part of the inside of the rubber block 5. The diameter of the through hole 501 is smaller than the diameter of the column 2, and an enlarged slot 502 is provided at the lower part of the inside of the rubber block 5. The enlarged slot 502 is configured to be a frustum, and the bottom diameter of the enlarged slot 502 is larger than the diameter of the column 2, so that the column 2 can be inserted into the rubber block 5 conveniently. When the column 2 is received in the storage groove 1013, the rubber block 5 will exert an elastic tightening force on the column 2, thereby increasing the stability of the storage of the column 2.

[0037] Working principle: During use, when installing and tightening the threaded flange, the two plug posts 2 can be respectively inserted into the first column hole 1021 and the second column hole 1031 of the fixed arm 102 and the movable arm 103 according to the bolt holes reserved in the flange itself, and then the other ends of the two plug posts 2 are respectively inserted into the bolt holes of the flange. By holding the handle 101 and rotating the installation tool, the anti-slip sleeve 4 can increase the stability of the hand holding the handle 101, and can stably drive the flange to rotate, thereby realizing stable installation and tightening of the flange, and the movable arm 103 can be rotated, and can be adjusted according to the spacing of the bolt holes reserved in different flanges themselves, so as to achieve the versatility of installing flanges of different sizes.

[0038] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A flange special tool, comprising an installation tool (1) and a plug (2), characterized in that: The installation tool (1) comprises a handle (101), a fixed arm (102) and a movable arm (103); the fixed arm (102) is fixedly mounted on one side above the handle (101); the movable arm (103) is arranged on the other side above the handle (101); a notch is arranged on the rear side of the lower end of the movable arm (103); a protrusion (104) is arranged inside the notch; the protrusion (104) and the handle (101) are arranged as an integral structure; the movable arm (103) is arranged on the rear side of the lower end of the movable arm (103); A pin (3) is arranged inside the movable arm (103), and the movable arm (103) and the protrusion (104) are rotatably connected via the pin (3); a first column hole (1021) is arranged inside the upper end of the fixed arm (102), and a second column hole (1031) is arranged inside the upper end of the movable arm (103); two plug-in columns (2) are arranged, and the diameters of the first column hole (1021) and the second column hole (1031) match the diameter of the plug-in column (2).

2. A flange special tool according to claim 1, characterized in that: A first rubber ring is provided inside the fixed arm (102) along the front end and the rear end of the first column hole (1021), and the first rubber ring is bonded to the fixed arm (102).

3. A flange special tool according to claim 1, characterized in that: A second rubber ring is provided inside the movable arm (103) along the front end and the rear end of the second column hole (1031), and the second rubber ring is bonded to the movable arm (103).

4. A flange special tool according to claim 1, characterized in that: A hanging groove (1011) is provided below the front end of the handle (101).

5. A flange special tool according to claim 1, characterized in that: The outer side of the handle (101) is provided with a sleeve groove (1012), the interior of the sleeve groove (1012) is provided with an anti-slip sleeve (4), and the anti-slip sleeve (4) is made of a silicone material.

6. A flange special tool according to claim 1, characterized in that: A bottom groove (1014) is provided below the handle (101), and storage grooves (1013) are symmetrically provided inside the handle (101) along two sides above the bottom groove (1014), and the storage grooves (1013) are connected to the bottom groove (1014), and the diameter of the storage groove (1013) matches the diameter of the plug post (2).

7. A flange special tool according to claim 6, characterized in that: A rubber block (5) is bonded and installed inside the handle (101) along the lower end of the storage groove (1013), a through hole (501) is provided at the upper part of the rubber block (5), and an enlarged notch (502) is provided at the lower part of the rubber block (5).

Images