CN215400385U

CN215400385U - Anti-loose inner plug

Info

Publication number: CN215400385U
Application number: CN202023310474.6U
Authority: CN
Inventors: 朱培瑜
Original assignee: Dongguan Fengyi Hardware And Plastic Products Co ltd
Current assignee: Dongguan Fengyi Hardware And Plastic Products Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-04
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to an anti-loosening inner plug which is used for plugging a port of a hollow structure, wherein a clamping position is arranged on the side wall of the hollow structure, the inner plug structure comprises a plug body and a jacket connected with the plug body, a holding tank is arranged in the middle of the jacket in a separated mode and is provided with a notch communicated with the outside of the jacket, one end of the plug body is connected with the bottom of the holding tank, the other end of the plug body extends towards the notch of the holding tank, a holding space is formed between the plug body and the jacket, a movable telescopic clamping structure is arranged on one side, close to the plug body, of the jacket, when the anti-loosening inner plug is used, the plug body is plugged into the hollow structure, the side wall at the port of the hollow structure is placed in the holding space and clamped by the plug body and the jacket, and the clamping position is clamped by the clamping structure. Can be firmly connected with the port of the hollow structure, is not easy to loosen and has good plugging effect.

Description

Anti-loose inner plug

Technical Field

The utility model relates to the technical field of fastening part equipment, in particular to an anti-loosening inner plug.

Background

The inner plug is mainly used for blocking a port of a pipeline or a container, protecting the pipeline port or the container, or preventing foreign matters from entering the pipeline or the container, accumulating garbage and damaging the pipeline or the container.

Common internal plugs in the market are easy to loosen, so that accidental loosening is caused, and the plugging effect is hindered.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above problems, it is necessary to provide an anti-loose inner plug which can be firmly connected with a port of a hollow structure, is not easy to loose, and has a good plugging effect.

The utility model provides a stopper in locking, a port for shutoff hollow structure, hollow structure's lateral wall is provided with the screens, interior stopper structure includes the cock body and connects the clamp cover of cock body, the intermediate part that presss from both sides the cover separately is equipped with the holding tank, the holding tank has the outside notch of intercommunication clamp cover, the tank bottom of holding tank is connected to the one end of cock body, the other end extends towards the notch of holding tank, form accommodation space between the cock body and the clamp cover, it is provided with mobile flexible joint structure to press from both sides the one side that is close to the cock body to press from both sides the cover, during the use, hollow structure's inside is filled in to the cock body, lateral wall of hollow structure port department is put and is received in accommodation space, and it is tight to be pressed from both sides by the cock body and clamp cover, joint structure joint screens.

Above-mentioned plug in locking, during the use, hollow structure's inside is filled in to the cock body, the inside of the tight butt hollow structure of periphery of the cock body, the lateral wall of hollow structure port department is put and is received in accommodation space, and it is tight to be pressed from both sides by the cock body with pressing from both sides the cover, it is all by the butt to form the hollow structure outside and inboard, joint structure joint screens, form triple locking, difficult pine takes off, and the cock body can the shutoff port with pressing from both sides the cover homoenergetic, the shutoff effect has been increased, the last screens of hollow structure can be for through-hole or recess or arch, all can constitute the joint with the joint structure.

In one embodiment, the clamping structure comprises a clamping block and an elastic telescopic mechanism connected with the clamping block, a movable groove is formed in the position, corresponding to the clamping structure, of the clamping sleeve, one end of the elastic telescopic mechanism is installed in the movable groove, the other end of the elastic telescopic mechanism stretches out of the groove opening of the movable groove in a telescopic mode, and one end, far away from the bottom of the movable groove, of the elastic telescopic mechanism is connected with the clamping block.

In one embodiment, the elastic telescopic mechanism comprises a return spring connected with the bottom of the movable groove and a push rod connected with the return spring, the push rod and the bottom of the movable groove are respectively connected with two ends of the return spring, and two ends of the push rod are respectively connected with the return spring and the clamping block.

In one of them embodiment, the activity groove is the shoulder hole, including the great section in aperture and the less section in aperture of the great section in connecting aperture, reset spring installs in the great section in aperture to can be in the scalable activity in the great section in aperture, the catch bar includes spacing portion and connects the pole portion of spacing portion, the diameter of spacing portion is greater than the diameter of the less section in aperture, spacing portion is located the great section in aperture, the less section in aperture is stretched out to pole portion telescopically, the one end connection fixture block of spacing portion is kept away from to pole portion.

In one of them embodiment, the fixture block is equipped with the inclined plane near one side of holding tank notch, and the inclined plane is close to the central axis of cock body gradually from the direction of keeping away from the holding tank notch near one side of holding tank notch.

In one embodiment, the included angle between the inclined surface and the central axis of the plug body is 10-60 degrees.

In one embodiment, the side of the fixture block away from the push rod comprises a flat surface, and the flat surface is connected with the inclined surface.

In one embodiment, the fixture block is in a trapezoid shape, and the plane is the top of the trapezoid.

Drawings

FIG. 1 is a schematic view of an embodiment of a locking inside plug of the present invention;

FIG. 2 is a cross-sectional view of the locking plug of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Description of reference numerals:

the plug comprises a plug body 20, a clamping sleeve 30, a clamping structure 301, a clamping block 31, an elastic telescopic mechanism 32, a movable groove 33, a return spring 34, a push rod 35, a limiting part 36, a rod part 37, an inclined surface 38, a plane 39, an accommodating space 40 and an anti-loosening inner plug 100.

Detailed Description

In order that the utility model may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 3, an anti-loosening inner plug 100 according to an embodiment of the present invention is used for plugging a port of a hollow structure, a clamping position is disposed on a side wall of the hollow structure, the inner plug structure includes a plug body 20 and a jacket 30 connected to the plug body 20, an accommodating groove is separately disposed in a middle portion of the jacket 30, the accommodating groove has a notch communicated with an outside of the jacket 30, one end of the plug body 20 is connected to a bottom of the accommodating groove, the other end extends toward the notch of the accommodating groove, an accommodating space 40 is formed between the plug body 20 and the jacket 30, a movable and retractable clamping structure 301 is disposed on a side of the jacket 30 close to the plug body 20, when in use, the plug body 20 is plugged into the hollow structure, the side wall at the port of the hollow structure is disposed in the accommodating space 40 and clamped by the plug body 20 and the jacket 30, and the clamping structure 301 is clamped.

During the use, hollow structure's inside is filled in to cock body 20, the inside of the tight butt hollow structure of periphery of cock body 20, the lateral wall of hollow structure port department is put and is received in accommodation space 40, and it is tight to be pressed from both sides by cock body 20 and clamp cover 30, it all is by the butt to form the hollow structure outside and inboard, joint structure 301 joint screens, form triple locking, difficult pine takes off, and cock body 20 and clamp cover 30 homoenergetic shutoff port, the shutoff effect has been increased, the last screens of hollow structure can be through-hole or recess or arch, all can constitute the joint with joint structure 301.

In one embodiment, the clamping structure 301 includes a clamping block 31 and an elastic expansion mechanism 32 connected to the clamping block 31, a movable groove 33 is formed in a position of the clamping structure 301 corresponding to the clamping sleeve 30, one end of the elastic expansion mechanism 32 is installed in the movable groove 33, the other end of the elastic expansion mechanism 32 extends out of a notch of the movable groove 33 in an expandable manner, and one end of the elastic expansion mechanism 32, which is far away from the bottom of the movable groove 33, is connected to the clamping block 31.

In one embodiment, the elastic telescopic mechanism 32 includes a return spring 34 connected to the bottom of the movable slot 33 and a push rod 35 connected to the return spring 34, the push rod 35 and the bottom of the movable slot 33 are respectively connected to two ends of the return spring 34, and two ends of the push rod 35 are respectively connected to the return spring 34 and the latch 31.

In one embodiment, movable groove 33 is the shoulder hole, including the great section in aperture and the less section in aperture of the great section in connecting aperture, reset spring 34 installs in the great section in aperture, and can be in the scalable activity in the great section in aperture, catch bar 35 includes spacing portion 36 and connects the pole portion 37 of spacing portion 36, the diameter of spacing portion 36 is greater than the diameter of the less section in aperture, spacing portion 36 is located the great section in aperture, the less section in aperture is stretched out to pole portion 37 telescopically, pole portion 37 is kept away from the one end connection fixture block 31 of spacing portion 36.

In one embodiment, the side of the latch 31 close to the receiving slot is provided with an inclined surface 38, the inclined surface 38 gradually approaches the central axis of the plug body 20 from the side close to the receiving slot to the direction away from the receiving slot, and the inclined surface 38 has a guiding function and reduces the resistance between the latch 31 and the side wall of the hollow structure. Further, the included angle between the inclined surface 38 and the central axis of the plug body 20 is 10-60 °.

The side of the latch block 31 remote from the push lever 35 includes a flat surface 39, and the flat surface 39 connects the inclined surfaces 38. It will be appreciated that the flat surface 39 may be a trapezoidal configuration, with the flat surface 39 being the top of the trapezoid.

The anti-loosening inner plug 100 has triple locking, so that plugging is more compact, and the inner plug is not easy to loosen and take off a hollow structure.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a stopper in locking for shutoff hollow structure's port, hollow structure's lateral wall is provided with the screens, a serial communication port, interior stopper structure includes the cock body and connects the cover that presss from both sides of cock body, the intermediate part that presss from both sides the cover is equipped with the holding tank separately, the holding tank has the intercommunication press from both sides the outside notch of cover, the tank bottom of holding tank, the other end orientation of cock body the notch of holding tank extends, the cock body with form accommodation space between the cover that presss from both sides, it is close to press from both sides the cover one side of cock body is provided with mobile flexible joint structure, during the use, the cock body is filled in hollow structure's inside, the lateral wall of hollow structure port department put in accommodation space, and quilt the cock body presss from both sides tightly with the cover, joint structure joint the screens.

2. The anti-loose inner plug according to claim 1, wherein the clamping structure comprises a clamping block and an elastic telescopic mechanism connected with the clamping block, a movable groove is formed in a position, corresponding to the clamping structure, of the clamping sleeve, one end of the elastic telescopic mechanism is installed in the movable groove, the other end of the elastic telescopic mechanism extends out of a groove opening of the movable groove in a telescopic mode, and one end, far away from the bottom of the movable groove, of the elastic telescopic mechanism is connected with the clamping block.

3. The anti-loose inner plug according to claim 2, wherein the elastic telescoping mechanism comprises a return spring connected with the bottom of the movable groove and a push rod connected with the return spring, the push rod and the bottom of the movable groove are respectively connected with two ends of the return spring, and two ends of the push rod are respectively connected with the return spring and the fixture block.

4. The anti-loose inner plug according to claim 3, wherein the movable groove is a stepped hole and comprises a section with a larger aperture and a section with a smaller aperture, the section with the larger aperture is connected with the section with the larger aperture, the return spring is mounted on the section with the larger aperture and can move in a telescopic manner in the section with the larger aperture, the push rod comprises a limiting portion and a rod portion connected with the limiting portion, the diameter of the limiting portion is larger than that of the section with the smaller aperture, the limiting portion is located in the section with the larger aperture, the rod portion can stretch out of the section with the smaller aperture in a telescopic manner, and one end, far away from the limiting portion, of the rod portion is connected with the fixture block.

5. The anti-loose inside plug according to claim 3, wherein the fixture block is provided with an inclined surface on a side close to the receiving groove notch, and the inclined surface gradually approaches the central axis of the plug body from the side close to the receiving groove notch to a direction far away from the receiving groove notch.

6. The anti-loose inside plug according to claim 5, wherein an included angle between the inclined surface and a central axis of the plug body is 10-60 °.

7. The anti-loose inside plug as claimed in claim 5, wherein a side of the latch away from the push rod comprises a flat surface, and the flat surface is connected with the inclined surface.

8. The anti-loose inside plug as claimed in claim 7, wherein the latch is trapezoidal and the plane is the top of the trapezoid.