CN217874670U

CN217874670U - Plate type flat welding steel pipe flange

Info

Publication number: CN217874670U
Application number: CN202222406978.0U
Authority: CN
Inventors: 尤成者
Original assignee: Ruian Zhengye Flange Co ltd
Current assignee: Ruian Zhengye Flange Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2022-11-22
Anticipated expiration: 2032-09-13

Abstract

The utility model provides a plate-type flat welding steel pipe flange, including plate-type flat welding flange the inside of plate-type flat welding flange is provided with adjustment mechanism, one side of plate-type flat welding flange is provided with locking mechanism. This board-like flat welding steel pipe flange, through the spacing groove, the spout, the slider, the latch segment, the setting of screw and locking bolt, when using, at first slide the slider in the spout is inside, drive the latch segment and remove the position furthest from board-like flat welding flange, later with the board-like flat welding flange of other end rather than the laminating, later slide the slider to original position, later use locking bolt to run through the screw and support another board-like flat welding flange of post, later use the bolt to run through the fixed screw on the board-like flat welding flange and fix, such double-fixing can make the connection between the board-like flat welding flange more stable.

Description

Plate type flat welding steel pipe flange

Technical Field

The utility model relates to a relevant technical field of flange especially relates to a plate type flat welding steel pipe flange.

Background

Flanges, also called flange flanges or flanges, which are parts of the interconnection between shafts, for the connection between pipe ends, also have flanges at the inlet and outlet of the apparatus, the flange joint is used for connecting two devices, such as a speed reducer flange, a flange joint or a flange joint, and is a detachable connection which is formed by mutually connecting a flange, a gasket and a bolt to form a group of combined sealing structures, wherein a pipeline flange refers to a flange for piping in a pipeline device, the pipeline flange refers to an inlet flange and an outlet flange of the device used on the device, the flange is provided with holes, the bolt tightly connects the two flanges, the flange is sealed by a gasket, the flange is in threaded connection (screw thread connection) with the flange, a welding flange and a clamping flange, the flanges are used in pairs, the low-pressure pipeline can use the screw joint flange, the welding flange with pressure of more than four kilograms is used, and a sealing gasket is added between the two flanges, then fastening by bolts, wherein the thickness of the flanges with different pressures is different, the bolts used by the flanges are also different, and the bolts used by the flanges are different, when the equipment is connected with a pipeline, the local parts of the equipment are also made into corresponding flange shapes, which are also called flange connection, and all connecting parts which are connected by bolts at the peripheries of two planes and are closed at the same time are generally called flanges, for example, the connecting parts of a ventilating pipeline can be called flange parts, however, the connection is only a local part of equipment, such as the connection between a flange and a water pump, the water pump is not easy to be called as a flange part, and is relatively small, such as a valve and the like, and can be called as a flange part, and in the flange use, plate type flat welding steel pipe flange is because the convenient material of drawing, makes simply, advantage such as with low costs, so is used in a large number, so just need a plate type flat welding steel pipe flange very much.

However, most of the existing plate type flat welding steel pipe flanges are insufficient in water flow regulation performance in the using process, the flow rate regulation is mostly completed by installing a flow limiting valve, the cost for installing the flow limiting valve is high because the flow of fluid in some pipelines is not required to be regulated for a long time, and the cost can be reduced undoubtedly if a simple flow limiting mechanism is arranged in the flange.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plate type open-seam welding steel pipe flange to solve the current plate type open-seam welding steel pipe flange that proposes in the above-mentioned background art, in the use, most plate type open-seam welding steel pipe flanges are not enough to the controllability of discharge, mostly all rely on the installation restriction valve to accomplish the regulation of the velocity of flow, but need not adjust for a long time to some inside fluid flow of pipeline, installation restriction valve expense is higher, and if set up simple current-limiting mechanism then can reduce cost's problem undoubtedly in the flange.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plate-type flat welding steel pipe flange, includes plate-type flat welding flange and adjustment mechanism, and wherein adjustment mechanism includes sliding tray, positive and negative thread lead screw, fixing bolt, baffle and dead lever, the inside of plate-type flat welding flange is provided with adjustment mechanism, one side of plate-type flat welding flange is provided with locking mechanism.

Preferably, adjustment mechanism includes sliding tray, positive and negative screw lead screw, fixing bolt, baffle and dead lever, the sliding tray has been seted up to the inboard of board-like flat-weld flange, the inboard one end of sliding tray is rotated and is connected with positive and negative screw lead screw, the outside surface mounting of positive and negative screw lead screw has fixing bolt, the outside cover of positive and negative screw lead screw is equipped with the baffle, the other end of baffle runs through there is the dead lever, the both ends difference fixed connection of dead lever is on the inboard surface of sliding tray.

Preferably, the baffle is symmetrically arranged by taking the thread turning part of the positive and negative thread screw rod as a central axis, and the baffle is in threaded connection with the plate type flat welding flange through the positive and negative thread screw rod.

Preferably, locking mechanism includes spacing groove, spout, slider, latch segment, screw and locking bolt, the spacing groove has been seted up to one side inside of plate-type flat welding flange, the spout has been seted up on one side surface of spacing groove, the inboard surface sliding connection of spout has the slider, one side welding of slider has the latch segment, the screw has been seted up on the one end surface of latch segment, the internally mounted of screw has locking bolt.

Preferably, the sliding block is in sliding connection with the plate type flat welding flange through a sliding groove, and the locking block is in threaded connection with the locking bolt through a screw hole.

Compared with the prior art, the beneficial effects of the utility model are that: this board-like flat welding steel pipe flange, through the spacing groove, the spout, the slider, the latch segment, the setting of screw and locking bolt, when using, at first slide the slider in the spout is inside, drive the latch segment and remove the position furthest from board-like flat welding flange, later with the board-like flat welding flange of other end rather than the laminating, later slide the slider to original position, later use locking bolt to run through the screw and support another board-like flat welding flange of post, later use the bolt to run through the screw on the board-like flat welding flange and fix, such dual fixed can make the connection between the board-like flat welding flange more stable.

Drawings

FIG. 1 is a schematic side view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the adjusting mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the locking mechanism of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. plate type flat welding flanges; 2. an adjustment mechanism; 201. a sliding groove; 202. a positive and negative thread lead screw; 203. fixing the bolt; 204. a baffle plate; 205. a fixing rod; 3. a locking mechanism; 301. a limiting groove; 302. a chute; 303. a slider; 304. a locking block; 305. a screw hole; 306. and locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a board-like open-flat welding steel pipe flange, includes board-like open-flat welding flange 1 and adjustment mechanism 2, and wherein adjustment mechanism 2 includes sliding tray 201, positive and negative screw lead screw 202, fixing bolt 203, baffle 204 and dead lever 205, and board-like open-flat welding flange 1's inside is provided with adjustment mechanism 2, and one side of board-like open-flat welding flange 1 is provided with locking mechanism 3.

Further, the adjusting mechanism 2 comprises a sliding groove 201, a positive and negative thread lead screw 202, a fixing bolt 203, a baffle 204 and a fixing rod 205, the sliding groove 201 is formed in the inner side of the plate type flat welding flange 1, one end of the inner side of the sliding groove 201 is rotatably connected with the positive and negative thread lead screw 202, the fixing bolt 203 is installed on the surface of the outer side of the positive and negative thread lead screw 202, the baffle 204 is sleeved on the outer side of the positive and negative thread lead screw 202, the fixing rod 205 penetrates through the other end of the baffle 204, two ends of the fixing rod 205 are respectively and fixedly connected onto the surface of the inner side of the sliding groove 201, the two baffles 204 can be driven to move in opposite directions when the positive and negative thread lead screw 202 rotates through the sliding groove 201, the baffle 204 can be driven to slide in the sliding groove 201 through the fixing bolt 203, the positive and negative thread 202 can be abutted against one side of the positive and negative thread 202 to generate a fixing effect, the positive and negative thread lead screw 202 can be prevented from rotating when the positive and negative thread lead screw 202 rotates, the plate 1 can further affect the use of the plate type flat welding flange, and the flow limiting valve can greatly reduce the cost of the plate type flat welding flange 1.

Furthermore, the baffle 204 is symmetrically arranged by taking the turning point of the screw threads of the positive and negative screw threads 202 as a central axis, the baffle 204 is in threaded connection with the plate type flat welding flange 1 through the positive and negative screw threads 202, and when in use, the baffle 204 and the positive and negative screw threads 202 are arranged, the baffle 204 is symmetrically arranged by taking the turning point of the screw threads of the positive and negative screw threads 202 as the central axis, so that when the positive and negative screw threads 202 are rotated, the moving speeds of the two baffles 204 are opposite, and the purpose of adjusting the flow rate is achieved.

Further, the locking mechanism 3 comprises a limiting groove 301, a sliding groove 302, a sliding block 303, a locking block 304, a screw hole 305 and a locking bolt 306, the limiting groove 301 is formed inside one side of the plate type flat welding flange 1, the sliding groove 302 is formed in the surface of one side of the limiting groove 301, the sliding block 303 is connected to the surface of the inner side of the sliding groove 302 in a sliding mode, the locking block 304 is welded to one side of the sliding block 303, the screw hole 305 is formed in the surface of one end of the locking block 304, the locking bolt 306 is installed inside the screw hole 305, the sliding block 303, the locking block 304, the locking bolt 305 and the locking bolt 306 are arranged, when the locking mechanism is used, the sliding block 303 slides inside the sliding groove 302 firstly, the locking block 304 is driven to move to the position farthest away from the plate type flat welding flange 1, then the other end plate type flat welding flange 1 is attached to the sliding block 303 to the original position, then the locking bolt 306 penetrates through the screw hole 305 to abut against the other plate type flat welding flange 1 to fix, and the double fixing can enable connection between the plate type flat welding flanges 1 to be more stable.

Further, slider 303 passes through spout 302 and plate-type flat welding flange 1 sliding connection, and latch segment 304 passes through screw 305 and locking bolt 306 threaded connection, through latch segment 304, screw 305 and locking bolt 306's setting, and when using, latch segment 304 passes through screw 305 and locking bolt 306 threaded connection, can be more stable to plate-type flat welding flange 1's fixed.

The working principle is as follows: when the plate type flat welding flanges 1 need to be connected, firstly, the sliding block 303 slides in the sliding groove 302 to drive the locking block 304 to move to the position farthest from the plate type flat welding flange 1, then, the plate type flat welding flange 1 at the other end is attached to the sliding block, then, the sliding block 303 slides to the original position, then, the locking bolt 306 penetrates through the screw hole 305 to abut against the other plate type flat welding flange 1, then, the bolt penetrates through the fixed screw hole on the plate type flat welding flange 1 to be fixed, the double fixation can enable the connection between the plate type flat welding flanges 1 to be more stable, and the locking blocks 304 are in threaded connection with the locking bolts 306 through the screw holes 305, so that the plate type flat welding flange 1 can be more stably fixed, when the flow rate of the liquid in the plate type flat welding flange 1 needs to be controlled, only the positive and negative thread screw rod 202 needs to be rotated, meanwhile, because the other end of the baffle 204 is sleeved on the fixing rod 205, the positive and negative screw lead screws 202 drive the two baffles 204 to move in opposite directions when rotating, thus, the baffle 204 can be driven to slide in the sliding groove 201, and then the fixing bolt 203 is only needed to be screwed in to abut against one side of the positive and negative thread screw rod 202, so that the positive and negative thread screw rod 202 can be fixed, the positive and negative thread screw rod 202 is prevented from rotating when in use, thereby influencing the use of the plate type flat welding flange 1, achieving the purpose of adjusting the flow rate of the liquid in the plate type flat welding flange 1, and compared with the flow limiting valve, the flow limiting valve has low cost, can greatly save the use cost, the baffle plate 204 is symmetrically arranged by taking the thread turning part of the positive and negative thread screw rod 202 as a central axis, when the positive and negative thread screw rods 202 are rotated, the moving speeds of the two baffles 204 are opposite, thereby achieving the purpose of adjusting the flow velocity and completing the plate type flat welding steel pipe flange.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a board-like flush joint steel pipe flange, includes board-like flush joint flange (1) and adjustment mechanism (2), wherein adjustment mechanism (2) include sliding tray (201), positive and negative screw lead screw (202), fixing bolt (203), baffle (204) and dead lever (205), its characterized in that: the plate type flat welding flange is characterized in that an adjusting mechanism (2) is arranged inside the plate type flat welding flange (1), and a locking mechanism (3) is arranged on one side of the plate type flat welding flange (1).

2. A flat welded steel tube flange of the plate type according to claim 1; adjustment mechanism (2) include sliding tray (201), positive and negative screw lead screw (202), fixing bolt (203), baffle (204) and dead lever (205), sliding tray (201) have been seted up to the inboard of plate-type flat welding flange (1), the inboard one end rotation of sliding tray (201) is connected with positive and negative screw lead screw (202), the outside surface mounting of positive and negative screw lead screw (202) has fixing bolt (203), the outside cover of positive and negative screw lead screw (202) is equipped with baffle (204), the other end of baffle (204) runs through has dead lever (205), the both ends difference fixed connection of dead lever (205) is on the inboard surface of sliding tray (201).

3. A plate type flat welded steel pipe flange according to claim 2, characterized in that: the baffle (204) is symmetrically arranged by taking the thread turning part of the positive and negative thread screw rod (202) as a central axis, and the baffle (204) is in threaded connection with the plate type flat welding flange (1) through the positive and negative thread screw rod (202).

4. A plate type flat welded steel pipe flange according to claim 1, characterized in that: locking mechanism (3) include spacing groove (301), spout (302), slider (303), latch segment (304), screw (305) and locking bolt (306), spacing groove (301) have been seted up to one side inside of plate-type flat welding flange (1), spout (302) have been seted up to one side surface of spacing groove (301), the inboard surface sliding connection of spout (302) has slider (303), one side welding of slider (303) has latch segment (304), screw (305) have been seted up on the one end surface of latch segment (304), the internally mounted of screw (305) has locking bolt (306).

5. A plate type flat-welded steel pipe flange according to claim 4, characterized in that: the sliding block (303) is in sliding connection with the plate type flat welding flange (1) through a sliding groove (302), and the locking block (304) is in threaded connection with a locking bolt (306) through a screw hole (305).