CN213018215U

CN213018215U - Locking flange that moves

Info

Publication number: CN213018215U
Application number: CN202021049794.8U
Authority: CN
Inventors: 张煜栋
Original assignee: Tianjin Yuli Metal Technology Co ltd
Current assignee: Tianjin Yuli Metal Technology Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-04-20
Anticipated expiration: 2030-06-09

Abstract

The utility model provides a locking flange, which belongs to the technical field of flange connecting pieces, and comprises a first flange body, a second flange body and a limit component, wherein the second thread through hole is arranged in the same way as the internal thread parameter of the first thread through hole, a sliding sleeve is slidably arranged outside a threaded pipe, the sliding sleeve is in limit fit with the threaded pipe circumferentially, the top of the sliding sleeve is provided with a first limit tooth, a fixing piece comprises a hexagonal block and a screw rod, the screw rod is fixedly connected with the bottom of the hexagonal block, the bottom of the hexagonal block is provided with a second limit tooth, the second limit tooth is in limit fit with the first limit tooth, the screw rod is in thread fit with the second thread through hole and the first thread through hole, an elastic mechanism is fixedly arranged at the bottom of the sliding sleeve, the flange can prevent the fixing piece from loosening, and ensure the fixing effect of the flange, prevent the flange joint of pipeline from leaking.

Description

Locking flange that moves

Technical Field

The utility model relates to a flange joint spare technical field particularly, relates to an anti-loosening flange.

Background

The flange is the commonly used connecting piece that is used for connecting between the pipeline, uses in pairs usually, and two flanges are fixed through the bolt, and it is not hard up to probably appear after the installation of current flange nut, leads to the flange fixed effect to reduce, probably leads to pipeline connection department to take place to leak.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a locking flange that moves aims at improving the problem that probably appears becoming flexible after the installation of current flange nut.

The utility model discloses a realize like this: the utility model provides a flange that locking is moved, includes first flange body, second flange body and spacing subassembly.

The top of the first flange body is fixedly connected with a threaded pipe, the first flange body is provided with a first threaded through hole, the first threaded through hole is aligned with the threaded pipe, and the first threaded through hole and the internal thread on the threaded pipe are arranged in the same parameter;

the second flange body is provided with a second threaded through hole, the second threaded through hole is aligned with the first threaded through hole, and the second threaded through hole and the first threaded through hole are arranged in the same internal thread parameter;

the limiting assembly comprises a sliding sleeve, a fixing piece and an elastic mechanism, the sliding sleeve is slidably mounted outside the threaded pipe, the sliding sleeve is in circumferential limiting fit with the threaded pipe, a first limiting tooth is arranged at the top of the sliding sleeve, the fixing piece comprises a hexagonal block and a screw rod, the screw rod is fixedly connected with the bottom of the hexagonal block, a second limiting tooth is arranged at the bottom of the hexagonal block, the second limiting tooth is in limiting fit with the first limiting tooth, the screw rod is in threaded fit with a second threaded through hole and a first threaded through hole, and the elastic mechanism is fixedly mounted at the bottom of the sliding sleeve.

The utility model discloses an in one embodiment, elastic mechanism includes outer tube, elastic component and interior pole, interior pole fixed connection in the sliding sleeve bottom, interior pole slidable mounting in the outer tube, elastic component fixed connection in interior pole bottom.

In an embodiment of the present invention, the elastic member is any one of a coil spring, a gas spring, and a rubber spring.

In an embodiment of the present invention, the elastic mechanism is disposed at a bottom ring array of the sliding sleeve.

The utility model discloses an in an embodiment, the spacing groove has been seted up to the screwed pipe bottom, the inboard fixedly connected with stopper in sliding sleeve bottom, the stopper sets up the spacing inslot.

The utility model discloses an in one embodiment, the stopper is in sliding sleeve bottom annular is provided with four.

In an embodiment of the present invention, the sliding sleeve includes a first sleeve body and a second sleeve body, the first sleeve body and the second sleeve body are symmetrically disposed, and the first sleeve body is connected to the second sleeve body by a glue.

In an embodiment of the present invention, the threaded pipe is outside and the sliding sleeve is inside to be a square setting.

In an embodiment of the present invention, the first limit tooth and the second limit tooth are both configured as a ratchet, and the first limit tooth and the second limit tooth are configured to be used for limiting the screw detaching rotation direction.

In an embodiment of the present invention, the limiting component is disposed on the first flange body in an annular array, and the first threaded through hole, the second threaded through hole and the number of the threaded pipes are disposed in the same manner as the limiting component.

The utility model has the advantages that: the utility model discloses an anti-loosening flange that above-mentioned design obtained, during the use, install the sliding sleeve outside the screwed pipe, support the sliding sleeve through elastic mechanism, mounting and first flange body, second flange body fixed mounting back, elastic mechanism makes the sliding sleeve be close to the hexagonal piece, make the spacing tooth of second of hexagonal piece bottom and the spacing cooperation of the first spacing tooth at sliding sleeve top, it is spacing between hexagonal piece and the sliding sleeve, make hexagonal piece inequality normal screw rod dismantle circumferential direction, and then carry on spacingly to the mounting, prevent that the mounting is not hard up, the fixed effect of assurance flange, prevent that the flange joint of pipeline from taking place to leak.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic front view of a locking connection flange according to an embodiment of the present invention;

fig. 2 is a schematic partial sectional structural view of a locking connection flange provided in an embodiment of the present invention;

fig. 3 is a schematic top view of a first flange body according to an embodiment of the present invention;

fig. 4 is a schematic front view of a limiting assembly according to an embodiment of the present invention;

fig. 5 is a schematic view of a partial sectional structure of a limiting assembly according to an embodiment of the present invention;

fig. 6 is a schematic top view of a sliding sleeve according to an embodiment of the present invention;

fig. 7 is a schematic view of an internal structure of an elastic mechanism according to an embodiment of the present invention.

In the figure: 100-a first flange body; 110-a threaded pipe; 111-a limiting groove; 120-a first threaded through hole; 200-a second flange body; 210-a second threaded through hole; 300-a spacing assembly; 310-a sliding sleeve; 311-a first sleeve body; 312-a second sleeve body; 313-a first limit tooth; 314-a stop block; 320-a fixing member; 321-hexagonal blocks; 322-screw rod; 323-second limit teeth; 330-a resilient mechanism; 331-an outer tube; 332-an elastic member; 333-inner rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a technical solution: a locking flange that moves, includes first flange body 100, second flange body 200 and spacing subassembly 300.

Referring to fig. 2 and 3, the threaded pipe 110 is fixedly welded to the top of the first flange body 100, the first flange body 100 is provided with a first threaded through hole 120, the first threaded through hole 120 is aligned with the threaded pipe 110, and the first threaded through hole 120 and the internal threads on the threaded pipe 110 are arranged in the same parameter.

The second flange body 200 is provided with a second threaded through hole 210, the second threaded through hole 210 is aligned with the first threaded through hole 120, and the second threaded through hole 210 and the first threaded through hole 120 have the same internal thread parameters.

Referring to fig. 4 and 5, the limiting assembly 300 is disposed on the first flange body 100 in an annular array, the number of the first threaded through holes 120, the number of the second threaded through holes 210, and the number of the threaded pipes 110 are the same as that of the limiting assembly 300, the limiting assembly 300 includes a sliding sleeve 310, a fixing member 320, and an elastic mechanism 330, the sliding sleeve 310 is slidably mounted outside the threaded pipes 110, the sliding sleeve 310 is in a circumferential limiting fit with the threaded pipes 110, so that the sliding sleeve 310 cannot rotate on the threaded pipes 110, a first limiting tooth 313 is disposed on the top of the sliding sleeve 310, the fixing member 320 includes a hexagonal block 321 and a screw 322, the screw 322 is fixedly welded to the bottom of the hexagonal block 321, a second limiting tooth 323 is disposed on the bottom of the hexagonal block 321, the second limiting tooth 323 is in a limiting fit with the first limiting tooth 313, the fixing member 320 is fixedly mounted on the first flange body 100 and the second flange body 200, and the second limiting, the fixing member 320 cannot rotate, the screw 322 is in threaded fit with the second threaded through hole 210 and the first threaded through hole 120, the elastic mechanism 330 is fixedly installed at the bottom of the sliding sleeve 310, and the elastic mechanism 330 is used for pushing the sliding sleeve 310 upwards, so that the sliding sleeve 310 is close to the hexagonal block 321, and the second limiting teeth 323 and the first limiting teeth 313 are convenient to approach and limit.

Referring to fig. 6, in some specific embodiments, the bottom of the threaded pipe 110 is provided with a limiting groove 111, the inner side of the bottom of the sliding sleeve 310 is fixedly welded with limiting blocks 314, the number of the limiting blocks 314 is four, the limiting blocks 314 are annularly arranged at the bottom of the sliding sleeve 310, the limiting blocks 314 are arranged in the limiting groove 111, and the limiting blocks 314 are used for limiting the sliding sleeve 310 on the threaded pipe 110.

In some specific embodiments, the sliding sleeve 310 includes a first sleeve 311 and a second sleeve 312, the first sleeve 311 and the second sleeve 312 are symmetrically disposed, and the first sleeve 311 and the second sleeve 312 are glued to facilitate the installation of the sliding sleeve 310 on the threaded pipe 110.

Referring to fig. 7, in some specific embodiments, the elastic mechanisms 330 are annularly arranged at the bottom of the sliding sleeve 310 in an array, and the arrangement of the plurality of elastic mechanisms 330 increases the thrust received by the sliding sleeve 310 and enables the sliding sleeve 310 to be stressed uniformly, the elastic mechanisms 330 include an outer tube 331, an elastic member 332 and an inner rod 333, the inner rod 333 is fixedly welded at the bottom of the sliding sleeve 310, the inner rod 333 is slidably installed in the outer tube 331, the elastic member 332 is any one of a coil spring, a gas spring and a rubber spring, and the elastic member 332 is fixedly welded at the bottom of the inner rod 333.

In some specific embodiments, both the outside of the threaded pipe 110 and the inside of the sliding sleeve 310 are square, so that the sliding sleeve 310 is limited on the threaded pipe 110, and the square is convenient for processing.

In some specific embodiments, the first limiting tooth 313 and the second limiting tooth 323 are both configured as ratchet teeth, the first limiting tooth 313 and the second limiting tooth 323 are configured to limit the rotation direction of the screw 322 in which the fixing member 320 is detached, the second limiting tooth 323 can rotate on the surface of the first limiting tooth 313 when the fixing member 320 is fixedly installed, and the rotation direction of the second limiting tooth 323 in which the fixing member 320 is detached is limited, which facilitates the installation of the fixing member 320.

The working principle is as follows: during the use, install the first cover body 311 and the second cover body 312 of sliding sleeve 310 outside screwed pipe 110 and glue, support sliding sleeve 310 through elastic mechanism 330, fixed piece 320 and first flange body 100, second flange body 200 fixed mounting back, elastic mechanism 330 makes sliding sleeve 310 be close to hexagonal piece 321, make the spacing cooperation of second spacing tooth 323 and the first spacing tooth 313 at sliding sleeve 310 top of hexagonal piece 321 bottom, it is spacing between hexagonal piece 321 and the sliding sleeve 310, make hexagonal piece 321 can't dismantle circumferential direction to screw rod 322, and then spacing fixed piece 320, prevent that fixed piece 320 is not hard up, when needing again to dismantle fixed piece 320, stir sliding sleeve 310 downwards, make first spacing tooth 313 and second spacing tooth 323 leave, then dismantle fixed piece 320.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-loosening connecting flange is characterized by comprising

The flange comprises a first flange body (100), wherein a threaded pipe (110) is fixedly connected to the top of the first flange body (100), a first threaded through hole (120) is formed in the first flange body (100), the first threaded through hole (120) is aligned with the threaded pipe (110), and the first threaded through hole (120) and internal threads on the threaded pipe (110) are arranged in the same parameter;

the second flange body (200) is provided with a second threaded through hole (210), the second threaded through hole (210) is aligned to the first threaded through hole (120), and the internal thread parameters of the second threaded through hole (210) and the first threaded through hole (120) are set to be the same;

a limiting component (300), wherein the limiting component (300) comprises a sliding sleeve (310), a fixing piece (320) and an elastic mechanism (330), the sliding sleeve (310) is slidably arranged outside the threaded pipe (110), the sliding sleeve (310) is in circumferential limit fit with the threaded pipe (110), the top of the sliding sleeve (310) is provided with a first limit tooth (313), the fixing piece (320) comprises a hexagonal block (321) and a screw rod (322), the screw rod (322) is fixedly connected with the bottom of the hexagonal block (321), the bottom of the hexagonal block (321) is provided with a second limiting tooth (323), the second limit tooth (323) is in limit fit with the first limit tooth (313), the screw rod (322) is in threaded fit with the second threaded through hole (210) and the first threaded through hole (120), the elastic mechanism (330) is fixedly arranged at the bottom of the sliding sleeve (310).

2. The anti-loosening connecting flange according to claim 1, wherein the elastic mechanism (330) comprises an outer tube (331), an elastic member (332) and an inner rod (333), the inner rod (333) is fixedly connected to the bottom of the sliding sleeve (310), the inner rod (333) is slidably mounted on the outer tube (331), and the elastic member (332) is fixedly connected to the bottom of the inner rod (333).

3. The locking connection flange of claim 2, wherein the elastic member (332) is any one of a coil spring, a gas spring and a rubber spring.

4. Anti-loosening connecting flange according to claim 1, characterised in that the elastic means (330) are arranged in an annular array at the bottom of the sliding sleeve (310).

5. The anti-loosening connecting flange according to claim 1, wherein a limiting groove (111) is formed in the bottom of the threaded pipe (110), a limiting block (314) is fixedly connected to the inner side of the bottom of the sliding sleeve (310), and the limiting block (314) is arranged in the limiting groove (111).

6. The locking flange as claimed in claim 5, wherein the number of the limiting blocks (314) is four at the bottom of the sliding sleeve (310).

7. The anti-loose connecting flange as claimed in claim 1, wherein the sliding sleeve (310) comprises a first sleeve body (311) and a second sleeve body (312), the first sleeve body (311) and the second sleeve body (312) are symmetrically arranged, and the first sleeve body (311) is glued to the second sleeve body (312).

8. The anti-loosening connecting flange according to claim 1, wherein the outer portion of the threaded pipe (110) and the inner portion of the sliding sleeve (310) are both square.

9. Locking connection flange according to claim 1, characterised in that the first stop tooth (313) and the second stop tooth (323) are both provided as ratchet teeth, the first stop tooth (313) and the second stop tooth (323) being configured for limiting the direction of rotation of the screw (322) in the removal direction.

10. The anti-loosening connecting flange according to claim 1, wherein the limiting assemblies (300) are arranged in an annular array on the first flange body (100), and the first threaded through holes (120), the second threaded through holes (210) and the threaded pipes (110) are arranged in the same number as the limiting assemblies (300).