CN213420195U

CN213420195U - Air inlet pipe orifice for sealing air inlet pipe

Info

Publication number: CN213420195U
Application number: CN202022300631.9U
Authority: CN
Inventors: 王源
Original assignee: Zhejiang Tianshu Seal Co ltd
Current assignee: Zhejiang Tianshu Seal Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-06-11
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses an air inlet pipe mouth for intake pipe is sealed, including air inlet pipe mouth body, seal structure, solid fixed ring, rotating ring, rotor plate, slider, sealing washer, sealing ring, torsion spring and limit structure. The utility model has the advantages that: the rotor plate rotates to be connected in solid fixed ring's inner wall, the one end of rotor plate is contradicted with the inner wall of rotor ring, the other end of rotor ring links to each other with the slider, gu fixed ring's inner wall is equipped with the sealing washer, the one end of slider is contradicted with the side of sealing washer, then rotate the one end that the rotor ring can extrude the rotor plate and make the rotor plate rotate round solid fixed ring's inner wall, and then the rotor plate rotates the other end extrusion slider that can drive the rotor plate, the slider receives the inner wall slip at solid fixed ring of extrusion, and then the slider can extrude the sealing washer, it seals pipeline kneck together to drive the sealing ring, thereby the leakproofness of pipeline kneck has been improved, because the sealing washer can take place.

Description

Air inlet pipe orifice for sealing air inlet pipe

Technical Field

The utility model relates to an air inlet pipe specifically is an air inlet pipe mouth for intake pipe is sealed, belongs to the pipe-line seal technical field.

Background

The pipeline connection means that the prefabricated pipe sections are connected into a complete system according to the requirements of design drawings. In construction, different connection methods should be selected according to the material of the used pipe. The common steel pipes are connected by screw threads, flanges, welding, socket joints, pipe bonding and the like, and when the gas pipes are connected, a three-way pipe is often used for changing the gas transmission direction and the like.

However, when the existing air inlet pipe is connected with a three-way pipe, the air inlet pipe is often poor in air tightness due to the fact that a sealing device is lacked at the interface, air leakage is easy to occur when gas is conveyed, gas loss is large during multi-stage transmission, transmission efficiency is low, certain cost is increased, and meanwhile, the environment is easily polluted due to gas leakage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air inlet pipe mouth for intake pipe is sealed just in order to solve above-mentioned problem, it is convenient to connect, and the leakproofness is strong, and is easy and simple to handle.

The utility model achieves the above purpose by the following technical proposal, a gas inlet pipe mouth for sealing a gas inlet pipe, which comprises a gas inlet pipe mouth body, wherein the gas inlet pipe mouth body is provided with a sealing structure, the sealing structure comprises a fixed ring, a rotating plate, a slide block, a sealing ring and a torsion spring, the three fixed rings penetrate through and are fixedly connected with the side wall of the gas inlet pipe mouth body, the side surface of the fixed ring is rotatably connected with the rotating ring, the rotating plate is rotatably connected with the inner wall of the fixed ring, the torsion spring is arranged on the rotating plate, one end of the rotating plate is butted with the inner wall of the rotating ring, four slide blocks are slidably connected with the inner wall of the fixed ring, the other end of the rotating ring is connected with the slide block, the inner wall of the fixed ring is provided with the sealing ring, the inside of sealing washer is equipped with four the sealing ring, be equipped with limit structure on the swivel becket, limit structure connect in gu fixed ring.

Preferably, in order to facilitate squeezing and pushing the sliding block to slide, the sealing structure further comprises a driving wheel, the driving wheel is rotatably connected to one end, close to the sliding block, of the rotating plate, and the driving wheel is in rolling connection with the sliding block.

Preferably, in order to facilitate the rotation the swivel becket, less friction loss, seal structure still includes the gyro wheel, the gyro wheel rotate connect in the inner wall of swivel becket, the gyro wheel with roll connection between the solid fixed ring.

Preferably, for the convenience right the swivel becket is spacing, prevents it to reset, limit structure includes first stopper, second stopper, connecting rod and reset spring, first stopper with sliding connection between the swivel becket, solid fixed ring's side circumference array fixedly connected with is a plurality of the second stopper, first stopper with the second stopper is contradicted, the connecting rod with sliding connection between the swivel becket, the one end of connecting rod run through and with the inner wall of first stopper is contradicted, first stopper with be equipped with between the swivel becket reset spring, be equipped with drive structure on the swivel becket, drive structure connect in the connecting rod.

Preferably, for the ease of relieving right the spacing effect of swivel becket to be convenient for demolish the pipeline, drive structure includes dwang, first gear, second gear, pivot, third gear and rack, the dwang run through and rotary connection in the inner wall of swivel becket, the one end fixedly connected with of swivel becket the first gear, the pivot with rotate between the inner wall of swivel becket and be connected, fixedly connected with in the pivot the second gear with the third gear, the second gear with first gear engagement, rack sliding connection in the inner wall of swivel becket, the rack with third gear engagement, the top of rack with fixed connection between the connecting rod.

Preferably, for the convenience of rotating the dwang with drive first stopper with the separation of second stopper, the one end cross-section of dwang is regular octagon, the diameter of first gear is less than the diameter of second gear, the cross-section of connecting rod is the L shape.

Preferably, in order to fix the air inlet pipe orifice body, a fixing structure is arranged on the air inlet pipe orifice body and comprises a fixing plate and screw holes, the fixing plate is fixedly connected to the side face of the air inlet pipe orifice body, the cross section of the fixing plate is L-shaped, and the fixing plate is provided with two screw holes.

The utility model has the advantages that: the rotor plate rotates to be connected in solid fixed ring's inner wall, the one end of rotor plate is contradicted with the inner wall of rotor ring, the other end of rotor ring links to each other with the slider, gu fixed ring's inner wall is equipped with the sealing washer, the one end of slider is contradicted with the side of sealing washer, then rotate the one end that the rotor ring can extrude the rotor plate and make the rotor plate rotate round solid fixed ring's inner wall, and then the rotor plate rotates the other end extrusion slider that can drive the rotor plate, the slider receives the inner wall slip at solid fixed ring of extrusion, and then the slider can extrude the sealing washer, it seals up pipeline kneck together to drive the sealing ring in the sealing washer simultaneously, thereby the sealed shape of pipeline kneck has been improved, because the sealing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the seal structure shown in FIG. 1;

fig. 3 is a schematic view of a connection structure of the driving structure and the limiting structure shown in fig. 1.

In the figure: 1. air inlet pipe mouth body, 2, seal structure, 21, fixed ring, 22, swivel ring, 23, rotor plate, 24, drive wheel, 25, slider, 26, sealing washer, 27, sealing ring, 28, torsion spring, 29, gyro wheel, 3, drive structure, 31, dwang, 32, first gear, 33, second gear, 34, pivot, 35, third gear, 36, rack, 4, limit structure, 41, first stopper, 42, second stopper, 43, connecting rod, 44, reset spring, 5, fixed knot constructs, 51, fixed plate, 52, screw.

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, an air inlet pipe orifice for sealing an air inlet pipe comprises an air inlet pipe orifice body 1, wherein a sealing structure 2 is arranged on the air inlet pipe orifice body 1, the sealing structure 2 comprises a fixing ring 21, a rotating ring 22, a rotating plate 23, a sliding block 25, a sealing ring 26, a sealing ring 27 and a torsion spring 28, the three fixing rings 21 penetrate through and are fixedly connected with the side wall of the air inlet pipe orifice body 1, the side surface of the fixing ring 21 is rotatably connected with the rotating ring 22, the rotating plate 23 is rotatably connected with the inner wall of the fixing ring 21, the torsion spring 28 is arranged on the rotating plate 23, one end of the rotating plate 23 is abutted against the inner wall of the rotating ring 22, the four sliding blocks 25 are slidably connected with the inner wall of the fixing ring 21, the other end of the rotating ring 22 is connected with the sliding block 25, the inner wall of the, one end of the sliding block 25 is abutted against the side face of the sealing ring 26, the sealing ring 26 is internally provided with four sealing rings 27, the rotating ring 22 is provided with a limiting structure 4, and the limiting structure 4 is connected with the fixing ring 21.

As a technical optimization scheme of the utility model, seal structure 2 still includes drive wheel 24, drive wheel 24 rotate connect in rotor plate 23 is close to slider 25's one end, drive wheel 24 with roll connection between the slider 25.

As a technical optimization scheme of the utility model, seal structure 2 still includes gyro wheel 29, gyro wheel 29 rotate connect in the inner wall of swivel ring 22, gyro wheel 29 with roll connection between the solid fixed ring 21.

As a technical optimization scheme of the utility model, limit structure 4 includes first stopper 41, second stopper 42, connecting rod 43 and reset spring 44, first stopper 41 with sliding connection between the rotating ring 22, the side circumference array fixedly connected with of solid fixed ring 21 is a plurality of second stopper 42, first stopper 41 with second stopper 42 is contradicted, connecting rod 43 with sliding connection between the rotating ring 22, the one end of connecting rod 43 run through and with the inner wall of first stopper 41 is contradicted, first stopper 41 with be equipped with between the rotating ring 22 reset spring 44, be equipped with drive structure 3 on the rotating ring 22, drive structure 3 connect in connecting rod 43.

As a technical optimization scheme of the utility model, drive structure 3 includes dwang 31, first gear 32, second gear 33, pivot 34, third gear 35 and rack 36, dwang 31 run through and rotate connect in the inner wall of swivel 22, the one end fixedly connected with of swivel 22 first gear 32, pivot 34 with rotate between the inner wall of swivel 22 and connect, fixedly connected with in pivot 34 second gear 33 with third gear 35, second gear 33 with first gear 32 meshes, rack 36 sliding connection in the inner wall of swivel 22, rack 36 with third gear 35 meshes, the top of rack 36 with fixed connection between connecting rod 43.

As a technical optimization scheme of the utility model, the one end cross-section of dwang 31 is regular octagon, the diameter of first gear 32 is less than the diameter of second gear 33, the cross-section of connecting rod 43 is L shape.

As a technical optimization scheme of the utility model, be equipped with fixed knot on the inlet pipe mouth body 1 and construct 5, fixed knot constructs 5 including fixed plate 51 and screw 52, four fixed plate 51 fixed connection in the side of inlet pipe mouth body 1, fixed plate 51's cross-section is L shape, two have been seted up on the fixed plate 51 screw 52.

When the utility model is used, the three-way pipe or the connecting pipeline is connected with the inner wall of the fixed ring 21 on the inlet pipe mouth body 1, then the plastic pipeline to be connected is connected with the connector of the three-way pipe or the connecting pipeline, in order to improve the connection tightness and prevent gas leakage, the rotating ring 22 is rotated, because the roller 29 is arranged between the rotating ring 22 and the fixed ring 21, the rolling friction force of the roller 29 is smaller when rotating, thereby the friction loss between the rotating ring 22 and the fixed ring 21 is small, the rotating ring is labor-saving and convenient, the rotating ring 22 rotates to extrude one end of the rotating plate 23 and make the rotating plate 23 rotate around the inner wall of the fixed ring 21, and then the rotating plate 23 rotates to drive the other end of the rotating plate 23 to extrude the slider 25, because the rotating plate 23 is rotatably connected with the driving wheel 24, therefore, the driving wheel 24 and the slider 25 can slide to roll when extruding, therefore, the friction force of the extrusion is reduced, thereby being convenient when the rotating ring 22 is rotated, the sliding block 25 is extruded to slide on the inner wall of the fixed ring 21, and then the sliding block 25 can extrude the sealing ring 26, and simultaneously the sealing ring 27 in the sealing ring 26 is driven to seal the pipeline interface together, thereby improving the sealing shape of the pipeline interface, because the sealing ring 26 can be deformed, and further can be in close contact with the pipeline, the sealing performance is better, furthermore, because the first limiting block 41 extrudes with the second limiting block 42 and slides into the inner wall of the rotating ring 22 when the rotating ring 22 rotates, and resets under the action of the reset spring 44, thereby colliding with the second limiting block 42, thereby preventing the rotating ring 22 from resetting, thereby being stable when the pipeline is fixed, when the connecting pipeline needs to be dismantled, only the rotating rod 31 needs to be rotated, the rotating rod 31 can drive the first gear 32 to rotate, the first gear 32 rotates to drive the second gear 33, the rotating shaft 34 and the third gear 35 to rotate, the third gear 35 rotates to drive the rack 36 to slide, the rack 36 drives the connecting rod 43 to slide and drives the first limiting block 41 to slide into the inner wall of the rotating ring 22, so that the first limiting block 41 is separated from the second limiting block 42, the rotating plate 23 is reset under the action of the torsion spring 28, the rotating plate 23 is reset to push the rotating ring 22 to rotate, pressure on the sliding block 25, the sealing ring 26 and the sealing ring 27 is relieved, the pipeline can be disassembled, and the pipeline is simple and convenient to operate.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an air inlet pipe mouth for intake pipe is sealed, includes air inlet pipe mouth body (1), its characterized in that: be equipped with seal structure (2) on inlet tube mouth body (1), seal structure (2) is including solid fixed ring (21), swivel becket (22), rotor plate (23), slider (25), sealing washer (26), sealing ring (27) and torsion spring (28), and is three gu fixed ring (21) runs through and fixed connection in the lateral wall of inlet tube mouth body (1), the side of solid fixed ring (21) rotates and is connected with rotor ring (22), rotor plate (23) rotate connect in the inner wall of solid fixed ring (21), be equipped with on rotor plate (23) torsion spring (28), the one end of rotor plate (23) with the inner wall of rotor ring (22) is contradicted, four slider (25) with sliding connection between the inner wall of solid fixed ring (21), the other end of rotor ring (22) with slider (25) link to each other, the inner wall of solid fixed ring (21) is equipped with sealing washer (26), the one end of slider (25) with the side of sealing washer (26) is contradicted, the inside of sealing washer (26) is equipped with four sealing ring (27), be equipped with limit structure (4) on swivel becket (22), limit structure (4) connect in gu fixed ring (21).

2. An air inlet nozzle for air inlet tube sealing as set forth in claim 1, wherein: the sealing structure (2) further comprises a driving wheel (24), the driving wheel (24) is rotatably connected to one end, close to the sliding block (25), of the rotating plate (23), and the driving wheel (24) is in rolling connection with the sliding block (25).

3. An air inlet nozzle for air inlet tube sealing as set forth in claim 1, wherein: seal structure (2) still include gyro wheel (29), gyro wheel (29) rotate connect in the inner wall of swivel becket (22), gyro wheel (29) with roll connection between solid fixed ring (21).

4. An air inlet nozzle for air inlet tube sealing as set forth in claim 1, wherein: limiting structure (4) include first stopper (41), second stopper (42), connecting rod (43) and reset spring (44), first stopper (41) with sliding connection between swivel becket (22), the side circumference array fixedly connected with of solid fixed ring (21) is a plurality of second stopper (42), first stopper (41) with second stopper (42) are contradicted, connecting rod (43) with sliding connection between swivel becket (22), the one end of connecting rod (43) run through and with the inner wall of first stopper (41) is contradicted, first stopper (41) with be equipped with between swivel becket (22) reset spring (44), be equipped with drive structure (3) on swivel becket (22), drive structure (3) connect in connecting rod (43).

5. An air inlet nozzle for air inlet tube sealing as set forth in claim 4, wherein: the driving structure (3) comprises a rotating rod (31), a first gear (32), a second gear (33), a rotating shaft (34), a third gear (35) and a rack (36), the rotating rod (31) penetrates through and is rotatably connected with the inner wall of the rotating ring (22), one end of the rotating ring (22) is fixedly connected with the first gear (32), the rotating shaft (34) is rotationally connected with the inner wall of the rotating ring (22), the rotating shaft (34) is fixedly connected with the second gear (33) and the third gear (35), the second gear (33) is meshed with the first gear (32), the rack (36) is connected with the inner wall of the rotating ring (22) in a sliding way, the rack (36) is meshed with the third gear (35), and the top of the rack (36) is fixedly connected with the connecting rod (43).

6. An air inlet nozzle for air inlet tube sealing as set forth in claim 5, wherein: the one end cross-section of dwang (31) is regular octagon, the diameter of first gear (32) is less than the diameter of second gear (33), the cross-section of connecting rod (43) is L shape.

7. An air inlet nozzle for air inlet tube sealing as set forth in claim 1, wherein: be equipped with fixed knot on inlet tube mouth body (1) and construct (5), fixed knot constructs (5) including fixed plate (51) and screw (52), four fixed plate (51) fixed connection in the side of inlet tube mouth body (1), the cross-section of fixed plate (51) is L shape, fixed plate (51) are last to have seted up two screw (52).