CN217899136U

CN217899136U - Flat welding flange with neck

Info

Publication number: CN217899136U
Application number: CN202222275708.0U
Authority: CN
Inventors: 张二勇; 孙增伍; 王国安; 吕秀波; 王国军; 张玉华; 何超群; 张润龙; 柳金鑫; 郭政
Original assignee: Hebei Holy Day Fitting Group Co ltd
Current assignee: Hebei Holy Day Fitting Group Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2022-11-25
Anticipated expiration: 2032-08-29

Abstract

The utility model relates to a flat welding flange with neck, which comprises a first flange, wherein a second flange is laminated on the lower surface of the first flange, four positioning blocks are fixed on the upper surface of the second flange, an elastic sealing gasket is fixed on the upper surface of the second flange, an installation box is laminated on the left end and the right end of the first flange, and a fixing mechanism is arranged in the installation box; the fixing mechanism comprises mounting blocks fixed to the opposite ends of the inner cavities of the two mounting boxes, the upper surface and the lower surface of each mounting block are connected with first threaded rods in a rotating mode through bearings, and first gears are fixed to the outer surfaces of the first threaded rods. This take flat flange that welds of neck makes two flat flanges of neck when connecting, can come quick through fixed establishment to two flat flanges of neck install, has improved the installation effectiveness to the flat flange of neck, simultaneously, can also not just can reach the purpose of installing two flat flanges of neck with the help of other instruments.

Description

Flat welding flange with neck

Technical Field

The utility model relates to a flat flange technical field of neck specifically is a take flat flange that welds of neck.

Background

Flanges are also called flange flanges or flanges, the flanges are parts for connecting shafts with each other and are used for connecting pipe ends, the flanges are used for connecting two devices at an inlet and an outlet of the device, and the flanges can be divided into plate type flat welding flanges, neck type butt welding flanges and the like.

Along with people's standard of living improves day by day, also more and more to the use of the flat flange of neck, in the use of the flat flange of neck, the flat flange of neck that has now on the market still has the problem that is not convenient for install two flat flanges of neck, the flat flange of neck that has now uses the bolt mostly to fix, lead to when two flat flange mountings of neck, waste time and energy, and the inefficiency of installation, still need install the flat flange of neck with the help of other instruments simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a take neck flush joint flange possesses the advantage of being convenient for carry out the installation to two neck flat flanges, has solved the current neck flat flange on the current market and has still had the problem of being not convenient for carry out the installation to two neck flat flanges.

In order to achieve the above object, the utility model provides a following technical scheme: a flat welding flange with a neck comprises a first flange, wherein a second flange is attached to the lower surface of the first flange, four positioning blocks are fixed on the upper surface of the second flange, an elastic sealing gasket is fixed on the upper surface of the second flange, an installation box is attached to each of the left end and the right end of the first flange, and a fixing mechanism is arranged inside the installation box;

the fixing mechanism comprises mounting blocks fixed with the opposite ends of the inner cavities of the two mounting boxes, the upper surface and the lower surface of each mounting block are connected with a first threaded rod in a rotating mode through bearings, a first gear is fixed on the outer surface of each first threaded rod, a threaded plate is connected with the outer surface of each threaded rod in a threaded mode, a sliding rod is fixed at one end, opposite to each other, of each threaded plate, a connecting rod extending to the upper surface of each mounting box and the outer portion of the lower surface of each mounting box is fixed at one end, opposite to each connecting rod, of each connecting rod, a clamping block is fixed at one end, opposite to each other, of each first gear, a second gear is meshed with one end, opposite to each other, of each second gear, a second threaded rod is fixed at one end, opposite to each other, a nut is connected with the outer surface of each nut, a first handle is fixed on the upper surface and the lower surface of each nut, and a second handle is fixed at one end, opposite to each other, of each second threaded rod, and a second handle is fixed on the upper surface of each nut.

And furthermore, one end of the inner cavity of the mounting box, which is back to back, is fixed with a bearing rotatably connected with the second threaded rod, and the outer surfaces of the two connecting rods are respectively connected with the upper surface and the lower surface of the mounting box in a sliding manner.

Furthermore, two upper and lower spouts are seted up to two the relative one end of install bin inner chamber, two spouts respectively with two slide bar sliding connection.

Furthermore, the lower surface of the first flange is provided with a positioning groove, the positioning groove is matched with the positioning block, and the positioning block is positioned inside the positioning groove.

Further, the elastic sealing gasket is distributed in an annular shape, and the upper surface of the elastic sealing gasket is attached to the lower surface of the first flange.

Furthermore, corresponding mounting holes are formed in the left end and the right end of the first flange and the second flange, the clamping block is matched with the mounting holes, an anti-slip mat is fixed on the outer surface of the clamping block, an anti-slip groove is formed in the outer surface of the anti-slip mat, and the outer surface of the anti-slip mat is attached to the inner peripheral wall of the mounting holes.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this take neck flat welding flange through setting up fixed establishment, makes two neck flat flanges when connecting, can come quick through fixed establishment to install two neck flat flanges, has improved the installation effectiveness to the neck flat flange, simultaneously, can also not just can reach the purpose of installing two neck flat flanges with the help of other instruments.

Drawings

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

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: the device comprises a first flange 1, a second flange 2, a positioning block 3, an elastic sealing gasket 4, a mounting box 5, a fixing mechanism 6, a mounting block 601, a first threaded rod 602, a first gear 603, a threaded plate 604, a sliding rod 605, a connecting rod 606, a clamping block 607, a second gear 608, a second threaded rod 609, a nut 610, a first handle 611 and a second handle 612.

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. 1-3, in the embodiment, a flat welding flange with a neck includes a first flange 1, corresponding mounting holes are formed at left and right ends of the first flange 1 and a second flange 2, an upper surface of an elastic sealing gasket 4 is attached to a lower surface of the first flange 1, a positioning groove is formed in a lower surface of the first flange 1, a second flange 2 is attached to a lower surface of the first flange 1, four positioning blocks 3 are fixed to an upper surface of the second flange 2, the positioning grooves are adapted to the positioning blocks 3, the positioning blocks 3 are located inside the positioning grooves, the elastic sealing gasket 4 is fixed to an upper surface of the second flange 2, the elastic sealing gasket 4 is distributed annularly, mounting boxes 5 are attached to left and right ends of the first flange 1, two upper and lower sliding grooves are formed at opposite ends of inner cavities of the two mounting boxes 5, a bearing rotatably connected to a second threaded rod 609 is fixed to opposite ends of the inner cavities of the two mounting boxes 5, and a fixing mechanism 6 is arranged inside the mounting boxes 5.

The fixing mechanism 6 comprises an installation block 601 fixed to the opposite ends of the inner cavities of the two installation boxes 5, the upper surface and the lower surface of the installation block 601 are rotatably connected with a first threaded rod 602 through bearings, a first gear 603 is fixed to the outer surface of the first threaded rod 602, a threaded plate 604 is connected to the outer surface of the first threaded rod 602 through threads, a sliding rod 605 is fixed to the opposite end of the two threaded plates 604, the two sliding grooves are respectively connected with the two sliding rods 605 in a sliding manner, a connecting rod 606 extending to the outer portions of the upper surface and the lower surface of the installation box 5 is fixed to the opposite end of the two threaded plates 604, the outer surfaces of the two threaded plates 606 are respectively connected with the upper surface and the lower surface of the installation box 5 in a sliding manner, a fixture block 607 is fixed to the opposite end of the two connecting rods 606, the fixture block 607 is matched with the installation hole, a non-slip mat is fixed to the outer surface of the fixture block 607, the outer surface of the non-slip mat is provided with a non-slip groove, the outer surface of the non-mat is attached to the inner circumferential wall of the installation hole, a second gear 612 is fixed to the opposite end of the two second threaded rods 608, a second threaded rod 609 is fixed to the outer surface of the second threaded rod 609, and a second threaded rod 610, and a second threaded rod 609, and a second threaded rod 610 are fixed to the upper surface of a second threaded rod 609, and a second handle 611.

Wherein, in order to improve the leakproofness of first flange 1 and second flange 2, elastic sealing gasket 4 is the annular and distributes, and elastic sealing gasket 4's upper surface is laminated mutually with the lower surface of first flange 1.

It should be noted that, in order to prevent the screw plate 604 from rotating along with the first threaded rod 602, two upper and lower sliding grooves are formed at the opposite ends of the inner cavities of the two mounting boxes 5, and the two sliding grooves are respectively connected with the two sliding rods 605 in a sliding manner.

In this embodiment, the second handle 612 is rotated to drive the two connecting rods 606 to move toward the opposite ends, and further the connecting rods 606 drive the two clamping blocks 607 to be inserted into the mounting holes, so as to achieve the purpose of mounting the first flange 1 and the second flange 2.

The working principle of the above embodiment is as follows:

when the first flange 1 and the second flange 2 need to be installed, the positioning block 3 on the second flange 2 is firstly inserted into the positioning hole, the second handle 612 is further rotated, when the second handle 612 is rotated, the second gear 608 is driven to rotate, when the second gear 608 is rotated, the two first gears 603 are driven to rotate, further the two first gears 603 are driven to rotate towards the opposite ends, when the second handle 612 is rotated, the two first threaded rods 602 are driven to rotate, so that the threaded plate 604 can move along with the first threaded rods 602, the threaded plate 604 is limited by the sliding rod 605 and the sliding groove, the two threaded plates 604 only move towards the opposite or back-to-back ends, further when the threaded plates 604 move, the fixture block 607 is driven to be inserted into the installation hole through the connecting rod 606, when the fixture block 607 is inserted into the installation hole, the first handle 611 is rotated, the first handle 611 drives the nut 610 to rotate, so that the opposite ends of the two nuts 610 are attached to the back-to-back ends of the two installation boxes 5, thereby achieving the effect of increasing the friction force, the second flange 1 can be effectively prevented from rotating through the elastic sealing gasket 609, and the flange 2 can be effectively connected to the flange 2, and the flange.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

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 flat welding flange of area neck, includes first flange (1), its characterized in that: a second flange (2) is attached to the lower surface of the first flange (1), four positioning blocks (3) are fixed to the upper surface of the second flange (2), an elastic sealing gasket (4) is fixed to the upper surface of the second flange (2), mounting boxes (5) are attached to the left end and the right end of the first flange (1), and a fixing mechanism (6) is arranged inside each mounting box (5);

the fixing mechanism (6) comprises mounting blocks (601) fixed to the opposite ends of the inner cavities of the two mounting boxes (5), the upper surface and the lower surface of each mounting block (601) are connected with a first threaded rod (602) in a rotating mode through bearings, a first gear (603) is fixed to the outer surface of each first threaded rod (602), a threaded plate (604) is connected to the outer surface of each first threaded rod in a threaded mode, a sliding rod (605) is fixed to one end, back to back, of each threaded plate (604), a connecting rod (606) extending to the upper surface and the outer portion of the lower surface of each mounting box (5) is fixed to one end, back to back, of each threaded plate (604), a fixture block (607) is fixed to the opposite end of each connecting rod (606), a second gear (608) is meshed to one end, back to back, of each first gear (603), a second gear (609) is fixed to one end, back to back, of each second gear (608), a nut (610) is connected to the outer surface of each second threaded rod (611) in a threaded mode, first handle (610) is fixed to the upper surface and the lower surface of each second threaded rod (609), and a second handle (611) is fixed to one end of each second threaded rod.

2. The necked flat welded flange according to claim 1, wherein: and bearings rotatably connected with the second threaded rod (609) are fixed at the opposite ends of the inner cavities of the two mounting boxes (5), and the outer surfaces of the two connecting rods (606) are respectively in sliding connection with the upper surface and the lower surface of the mounting box (5).

3. The necked flat welded flange according to claim 1, wherein: two upper and lower chutes are formed in the opposite ends of the inner cavities of the two mounting boxes (5), and the two chutes are respectively connected with the two sliding rods (605) in a sliding manner.

4. The necked flat welded flange according to claim 1, wherein: the lower surface of the first flange (1) is provided with a positioning groove, the positioning groove is matched with the positioning block (3), and the positioning block (3) is located inside the positioning groove.

5. The flat welding flange with neck of claim 1, characterized in that: the elastic sealing gasket (4) is distributed in an annular shape, and the upper surface of the elastic sealing gasket (4) is attached to the lower surface of the first flange (1).

6. The necked flat welded flange according to claim 1, wherein: the anti-skid device is characterized in that corresponding mounting holes are formed in the left end and the right end of the first flange (1) and the second flange (2), the clamping block (607) is matched with the mounting holes, an anti-skid pad is fixed on the outer surface of the clamping block (607), an anti-skid groove is formed in the outer surface of the anti-skid pad, and the outer surface of the anti-skid pad is attached to the inner peripheral wall of the mounting hole.