Hot water flange joint

Abstract

The utility model relates to the technical field of flange connectors, in particular to a hot water flange connector which comprises a flange connector body, a gear ring is arranged on the outer side of the flange connector body, and a limiting assembly is arranged on the outer wall of the flange connector body. And the mounting assembly comprises a gear ring, the inner side of the gear ring is meshed with a gear, a rotating shaft penetrates through the gear, one end of the rotating shaft is connected with a lead screw, the outer wall of the lead screw is connected with a nut pair, and the outer wall of the nut pair is provided with a guide block. According to the hot water flange connector, the flange connector body can be tightly attached to the installation position through the installation assembly, installation can be completed at a time, the labor intensity during installation is greatly reduced, the installation efficiency is improved, the gear ring is limited through the limiting assembly, the situation that the gear ring is accidentally touched, installation is loosened is avoided, and the service life of the hot water flange connector is prolonged. The sealing ring can be tightly attached to the installation position, and the effect of improving the sealing performance is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of flange joints, in particular to a hot water flange joint. Background Art

[0002] Flange joint is a device used for flange sealing. It has the characteristics of small size, light weight and good elasticity. This joint is usually used when connecting water heaters.

[0003] However, when installing the existing flange joint, it is necessary to align the bolt holes of the flange joint with the reserved installation holes, and then fix the flange joint with multiple bolts, and each bolt needs to be tightened, which greatly increases the labor intensity during installation. Tightening multiple bolts reduces the efficiency of installation. Utility Model Content

[0004] The utility model aims to provide a hot water flange joint to solve the problem of high labor intensity during installation proposed in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a hot water flange joint, comprising:

[0006] A flange joint body, wherein a gear ring is disposed on the outer side of the flange joint body, and a limit position assembly is disposed on the outer wall of the flange joint body;

[0007] An installation component includes a gear ring, a gear is meshed on the inner side of the gear ring, a rotating shaft passes through the interior of the gear, a screw rod is connected to one end of the rotating shaft, a nut pair is connected to the outer wall of the screw rod, a guide block is provided on the outer wall of the nut pair, a fixing plate is provided below the guide block, a connecting rod is installed on the inner side above the guide block, and the outer wall of the connecting rod is connected to the rotating plate.

[0008] Preferably, the limiting assembly comprises a fixing block, an inner side of the fixing block is connected to a shaft rod, an outer wall of the shaft rod is connected to a limiting plate, and torsion springs are arranged on both sides of the limiting plate.

[0009] Preferably, the gear ring is rotatably connected to the flange joint body, and the gear ring is provided with a plurality of grooves corresponding to the limit plate.

[0010] Preferably, the rotating shaft is fixedly connected to the gear, and the rotating shaft is rotatably connected to the flange joint body.

[0011] Preferably, the nut pair is fixedly connected to the guide block, and the fixing plate is fixedly connected to the flange joint body.

[0012] Preferably, the guide block is slidably connected to the fixed plate, the diameter of the fixed plate is consistent with the diameter of the mounting hole, and the rotating plate is rotatably connected to the connecting rod.

[0013] Preferably, the fixing block is fixedly connected to the flange joint body, the limiting plate is rotatably connected to the shaft rod, and both ends of the torsion spring are fixedly connected to the fixing block and the limiting plate respectively.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The new hot water flange joint is installed by setting up the installation component. The fixing plate is passed through the reserved installation hole, the rotating plate is rotated to be perpendicular to the flange joint main body axis, and the gear ring is rotated. The gear ring drives the gear to rotate, the gear drives the rotating shaft to rotate, the rotating shaft drives the screw to rotate, the screw drives the nut pair to approach the flange joint main body, the nut pair drives the guide block to approach the flange joint main body, and the guide block drives the connecting rod and the rotating plate to approach the flange joint main body, so that the flange joint main body can be closely fitted to the installation position, and the installation can be completed in one time, which greatly reduces the labor intensity during installation and improves the installation efficiency.

[0016] The novel hot water flange joint is provided with a limit assembly. Before rotating the gear ring, the limit plate is rotated to be perpendicular to the main axis of the flange joint. After the rotation of the gear ring is completed, under the elastic force of the torsion spring, the limit plate is rotated to be parallel to the main axis of the flange joint and is inserted into the groove of the gear ring to limit the gear ring, thereby avoiding accidental touching of the gear ring and causing loose installation. The sealing ring can be tightly attached to the installation position, thereby increasing the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic cross-sectional diagram of the overall structure of the utility model;

[0019] Figure 3 For the utility model Figure 2 Schematic diagram of the structure of part A;

[0020] Figure 4 It is a schematic diagram of the back side of the overall structure of the utility model;

[0021] Figure 5 It is an exploded schematic diagram of some parts of the installation assembly of the utility model.

[0022] In the figure: 01, flange joint body; 02, installation assembly; 21, gear ring; 22, gear; 23, rotating shaft; 24, screw rod; 25, nut pair; 26, guide block; 27, fixed plate; 28, connecting rod; 29, rotating plate; 03, limit assembly; 31, fixed block; 32, shaft rod; 33, limit plate; 34, torsion spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides an embodiment: a hot water flange joint. The flange joint body 01, nut pair 25 and torsion spring 34 used in this application are all products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here.

[0025] It comprises: a flange joint body 01, a gear ring 21 is arranged on the outer side of the flange joint body 01, and a limit assembly 03 is arranged on the outer wall of the flange joint body 01;

[0026] Installation component 02, installation component 02 includes a gear ring 21, the inner side of the gear ring 21 is meshed with a gear 22, the gear 22 can drive the rotating shaft 23 to rotate, the rotating shaft 23 drives the screw rod 24 to rotate, the rotating shaft 23 passes through the inside of the gear 22, one end of the rotating shaft 23 is connected to the screw rod 24, the outer wall of the screw rod 24 is connected to a nut pair 25, the outer wall of the nut pair 25 is provided with a guide block 26, a fixed plate 27 is provided below the guide block 26, the fixed plate 27 plays a guiding role for the guide block 26, a connecting rod 28 is installed on the inner side above the guide block 26, and the outer wall of the connecting rod 28 is connected to a rotating plate 29.

[0027] Furthermore, the limiting assembly 03 includes a fixed block 31, the inner side of the fixed block 31 is connected to a shaft rod 32, the outer wall of the shaft rod 32 is connected to a limiting plate 33, the limiting plate 33 is inserted into the groove of the gear ring 21, and the gear ring 21 can be limited. Torsion springs 34 are arranged on both sides of the limiting plate 33, and the torsion springs 34 provide elastic force. Under the elastic force of the torsion springs 34, the limiting plate 33 rotates to be parallel to the axis of the flange joint body 01, and is inserted into the groove of the gear ring 21 to limit the gear ring 21.

[0028] Furthermore, the gear ring 21 is rotatably connected to the flange joint body 01 , and a plurality of grooves are provided in the gear ring 21 corresponding to the limiting plate 33 . The limiting plate 33 is inserted into the grooves of the gear ring 21 to limit the gear ring 21 .

[0029] Furthermore, the rotating shaft 23 is fixedly connected to the gear 22 to ensure that the gear 22 can drive the rotating shaft 23 to rotate, and the rotating shaft 23 drives the screw rod 24 to rotate. The rotating shaft 23 is rotationally connected to the flange joint body 01 to ensure that the flange joint body 01 does not affect the rotation of the rotating shaft 23.

[0030] Furthermore, the nut pair 25 is fixedly connected to the guide block 26 to ensure that the nut pair 25 can drive the guide block 26 to move, and the fixing plate 27 is fixedly connected to the flange joint body 01 to ensure the stability of the fixing plate 27.

[0031] Furthermore, the guide block 26 is slidably connected to the fixed plate 27, and the fixed plate 27 guides the guide block 26. The diameter of the fixed plate 27 is consistent with the diameter of the installation hole to avoid looseness after installation. The rotating plate 29 is rotatably connected to the connecting rod 28.

[0032] Furthermore, the fixed block 31 is fixedly connected to the flange joint body 01 to ensure the stability of the fixed block 31. The limit plate 33 is rotatably connected to the shaft rod 32. The limit plate 33 can be inserted into the groove of the gear ring 21 to limit the gear ring 21. The two ends of the torsion spring 34 are respectively fixedly connected to the fixed block 31 and the limit plate 33. The torsion spring 34 provides elastic force. Under the elastic force of the torsion spring 34, the limit plate 33 rotates to be parallel to the axis of the flange joint body 01, and is inserted into the groove of the gear ring 21 to limit the gear ring 21.

[0033] Working principle: When in use, first rotate the limit plate 33 to be perpendicular to the axis of the flange joint body 01, pass the fixed plate 27 through the reserved installation hole, rotate the rotating plate 29 to be perpendicular to the axis of the flange joint body 01, rotate the gear ring 21, the gear ring 21 drives the gear 22 to rotate, the gear 22 drives the rotating shaft 23 to rotate, the rotating shaft 23 drives the screw rod 24 to rotate, the screw rod 24 drives the nut pair 25 to approach the flange joint body 01, the nut pair 25 drives the guide block 26 to approach the flange joint body 01, the guide block 26 drives the connecting rod 28 and the rotating plate 29 to approach the flange joint body 01, so that the flange joint body 01 can be closely fitted with the installation position, loosen the limit plate 33, under the elastic force of the torsion spring 34, the limit plate 33 rotates to be parallel to the axis of the flange joint body 01, and is stuck in the groove of the gear ring 21 to limit the gear ring 21. The above is the entire working principle of the utility model.

[0034] 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 hot water flange joint, characterized in that: include: A flange joint body (01), wherein a toothed ring (21) is disposed on the outer side of the flange joint body (01), and a limit position assembly (03) is disposed on the outer wall of the flange joint body (01); The mounting assembly (02) comprises a gear ring (21), a gear (22) meshing on the inner side of the gear ring (21), a rotating shaft (23) passing through the interior of the gear (22), a screw rod (24) connected to one end of the rotating shaft (23), a nut pair (25) connected to the outer wall of the screw rod (24), a guide block (26) provided on the outer wall of the nut pair (25), a fixing plate (27) provided below the guide block (26), a connecting rod (28) installed on the inner side above the guide block (26), and a rotating plate (29) connected to the outer wall of the connecting rod (28).

2. A hot water flange joint according to claim 1, characterized in that: The limiting assembly (03) comprises a fixing block (31), the inner side of the fixing block (31) is connected to a shaft (32), the outer wall of the shaft (32) is connected to a limiting plate (33), and torsion springs (34) are arranged on both sides of the limiting plate (33).

3. A hot water flange joint according to claim 1, characterized in that: The toothed ring (21) is rotatably connected to the flange joint body (01), and the toothed ring (21) is provided with a plurality of grooves corresponding to the limiting plate (33).

4. A hot water flange joint according to claim 1, characterized in that: The rotating shaft (23) is fixedly connected to the gear (22), and the rotating shaft (23) is rotatably connected to the flange joint body (01).

5. The hot water flange joint according to claim 1, characterized in that: The nut pair (25) is fixedly connected to the guide block (26), and the fixing plate (27) is fixedly connected to the flange joint body (01).

6. A hot water flange joint according to claim 1, characterized in that: The guide block (26) is slidably connected to the fixing plate (27), the diameter of the fixing plate (27) is consistent with the diameter of the mounting hole, and the rotating plate (29) is rotatably connected to the connecting rod (28).

7. A hot water flange joint according to claim 2, characterized in that: The fixing block (31) is fixedly connected to the flange joint body (01), the limiting plate (33) is rotationally connected to the shaft rod (32), and the two ends of the torsion spring (34) are respectively fixedly connected to the fixing block (31) and the limiting plate (33).

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