CN216555959U

CN216555959U - Plug with good sealing performance

Info

Publication number: CN216555959U
Application number: CN202123370506.6U
Authority: CN
Inventors: 夏旭阳
Original assignee: Ningbo Fenghua Yongqiang Filter Material Co ltd
Current assignee: Ningbo Fenghua Yongqiang Filter Material Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-05-17
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a plug with better sealing property, which comprises a lower clamping piece, an upper clamping piece and a plug head, wherein one end of the plug head extends into the inner side of a water pipe to plug the pipe orifice of the water pipe, a screw cap is screwed by rotating to enable the lower clamping piece and the upper clamping piece to be clamped on the outer side of the water pipe, a rotating handle is rotated to drive a threaded rod to rotate, the threaded rod is connected and matched with the thread of an internal thread sleeve through the threaded rod, a sliding rod is connected and matched with a circular plate through the sliding rod, the internal thread sleeve rotates to drive a first connecting block to move, a second connecting block and the plug head are driven to move through the first connecting block to enable the plug head to extrude into the pipeline, so that the sealing effect on the pipeline is better, the fixing screw is rotated to separate the internal thread sleeve from a threaded hole, the second connecting block is separated from the first connecting block, and the plug head and the second connecting block are disassembled, thereby be convenient for personnel to change shutoff head and second connecting block.

Description

Plug with good sealing performance

Technical Field

The utility model relates to a plug, in particular to a plug with good sealing property.

Background

And (3) plugging: only the unnecessary ports in the pipeline are blocked, and the sealing function is achieved. The device is the same as a blind plate, a seal head and a pipe cap. The water pipe is a water supply pipeline, modern decoration water pipes are constructed in a wall-buried mode, the water pipes are classified into three types, and the first type is a metal pipe, such as a hot-dip cast iron pipe with inner enamel plastics, a copper pipe, a stainless steel pipe and the like. The second type is plastic-clad metal pipes, such as plastic-clad steel pipes, aluminum-plastic composite pipes and the like. The third type is plastic tubes, such as PB, PP-R.

At present, in order to prevent water from flowing out from unused ports in some water pipes, a plug is usually used for plugging the ports of the water pipes, the using effect of a traditional plug is poor, and further optimization is needed urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plug with good sealing performance so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a plug with better sealing performance comprises an upper clamping piece, a lower clamping piece is arranged below the upper clamping piece, the lower clamping piece and the upper clamping piece are symmetrically arranged, two threaded rods are symmetrically and fixedly connected with two sides of the top of the lower clamping piece, nuts are respectively sleeved on the top ends of the two threaded rods after penetrating through the upper clamping piece, one side of the upper clamping piece is uniformly and fixedly connected with three connecting rods, one end of each connecting rod is fixedly connected with a circular plate, an internal thread sleeve penetrates through and is fixedly connected with the center of the circular plate, a thread column is sleeved on the inner side of the internal thread sleeve, one end of the threaded column extends out of the internal thread sleeve and is rotationally connected with a first connecting block, the other end of the threaded column extends out of the internal thread sleeve and is fixedly connected with a rotating handle, one side of the first connecting block is provided with a second connecting block, and one side of the second connecting block is fixedly connected with a blocking head.

As a further scheme of the utility model: the opposite side symmetry of first connecting block is provided with two fixed screws, the opposite side symmetry of second connecting block is seted up two and is set up and the screw hole of looks adaptation with two fixed screw one-to-ones, two the one end of fixed screw runs through and stretches into to the screw hole that corresponds behind the first connecting block and rather than threaded connection.

As a still further scheme of the utility model: two through holes which are correspondingly arranged with the two fixing screws are arranged on the circular plate in a penetrating way.

As a still further scheme of the utility model: the other side of the first connecting block is symmetrically and fixedly connected with four sliding rods, and one ends of the four sliding rods penetrate through the circular plate in a sliding mode and are fixedly connected with the connecting frame body together.

As a still further scheme of the utility model: the blocking heads are made of rubber materials.

Compared with the prior art, the utility model has the beneficial effects that:

1. stretch into to the water pipe inboard through the one end with the shutoff head, carry out the shutoff to the water pipe mouth of pipe, and screw up the nut through rotating, make clamping piece and last clamping piece press from both sides tightly in the outside of water pipe down, and then drive the threaded rod through rotating the turning handle and rotate, through threaded connection cooperation of threaded rod and female thread sleeve, and through the sliding connection cooperation of slide bar with the plectane, female thread sleeve rotates and drives first connecting block and remove, drive second connecting block and shutoff head through first connecting block and remove, make the shutoff head extrude to the pipeline is interior, thereby make the sealed effect to the pipeline better.

2. Make its and screw hole separation through rotating the set screw, and then make second connecting block and first connecting block separation, and then will block end and second connecting block and dismantle, thereby the personnel of being convenient for change block end and second connecting block.

Drawings

Fig. 1 is a schematic structural diagram of a plug with good sealing performance.

Fig. 2 is a cross-sectional view of a stopper with better sealing properties.

Fig. 3 is a schematic partial structure view of a plug with better sealing performance.

Fig. 4 is a schematic partial structure view of a plug with better sealing performance.

Shown in the figure: the clamping device comprises a lower clamping piece 1, a threaded rod 2, a nut 3, an upper clamping piece 4, a plugging head 5, a connecting rod 6, a fixing screw 7, a through hole 8, a circular plate 9, a sliding rod 10, a connecting frame 11, a rotating handle 12, a threaded column 13, an internal thread sleeve 14, a first connecting block 15, a second connecting block 16 and a threaded hole 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the utility model, a plug with better sealing performance includes an upper clamping member 4, a lower clamping member 1 is disposed below the upper clamping member 4, the lower clamping member 1 and the upper clamping member 4 are symmetrically disposed, two threaded rods 2 are symmetrically and fixedly connected to two sides of the top of the lower clamping member 1, nuts 3 are respectively and fixedly screwed on the top ends of the two threaded rods 2 after penetrating through the upper clamping member 4, three connecting rods 6 are uniformly and fixedly connected to one side of the upper clamping member 4, a circular plate 9 is fixedly connected to one end of each of the three connecting rods 6 together, an internal thread sleeve 14 is fixedly connected to the center of the circular plate 9 in a penetrating manner, a threaded column 13 is screwed on the inner side of the internal thread sleeve 14, a first connecting block 15 is rotatably connected to one end of the threaded column 13 after extending out of the internal thread sleeve 14, a rotating handle 12 is fixedly connected to the other end of the threaded column 13 after extending out of the internal thread sleeve 14, one side of the first connecting block 15 is provided with a second connecting block 16, one side of the second connecting block 16 is fixedly connected with a blocking head 5, and the blocking head 5 is in a conical arrangement.

The blocking head 5 is made of rubber.

The opposite side symmetry of first connecting block 15 is provided with two fixed screws 7, the opposite side symmetry of second connecting block 16 is seted up two and is set up and the screw hole 17 of looks adaptation with two fixed screw 7 one-to-one, two the one end of fixed screw 7 runs through and stretches into to corresponding screw hole 17 behind first connecting block 15 and rather than threaded connection.

Two through holes 8 corresponding to the two fixing screws 7 are formed in the circular plate 9 in a penetrating mode.

The other side of the first connecting block 15 is symmetrically and fixedly connected with four sliding rods 10, and one ends of the four sliding rods 10 penetrate through the circular plate 9 in a sliding manner and are fixedly connected with a connecting frame 11 together.

The working principle of the utility model is as follows:

when the device is used, one end of a water pipe penetrates through the space between the lower clamping piece 1 and the upper clamping piece 4 until one end of the blocking head 5 extends into the inner side of the water pipe, the diameter of the other end of the blocking head is larger than that of the inner side of the water pipe, the screw cap 3 is screwed up through rotation, the lower clamping piece 1 and the upper clamping piece 4 are clamped on the outer side of the water pipe, the device is stably fixed on the outer side of the pipeline, the threaded column 13 is driven to rotate through the rotation of the rotating handle 12, the threaded column 13 is in threaded connection and matching with the internally threaded sleeve 14, the sliding rod 10 is in sliding connection and matching with the circular plate 9, the internally threaded sleeve 14 rotates to drive the first connecting block 15 to move, the second connecting block 16 and the blocking head 5 are driven to move through the first connecting block 15, the blocking head 5 is extruded into the pipeline, the pipeline port is sealed, and the sealing head 5 has better sealing performance on the pipeline port, when the plugging head 5 needs to be replaced, the fixing screw 7 is rotated to separate the fixing screw from the threaded hole 17, so that the second connecting block 16 is separated from the first connecting block 15, the plugging head 5 and the second connecting block 16 are detached, and therefore convenience is brought to personnel to replace the plugging head 5 and the second connecting block 16.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a better end cap of leakproofness, includes clamping piece (4), its characterized in that: the lower clamping piece (1) is arranged below the upper clamping piece (4), the lower clamping piece (1) and the upper clamping piece (4) are symmetrically arranged, two threaded rods (2) are symmetrically and fixedly connected to the two sides of the top of the lower clamping piece (1), nuts (3) are sleeved on the top ends of the two threaded rods (2) after penetrating through the upper clamping piece (4), three connecting rods (6) are uniformly and fixedly connected to one side of the upper clamping piece (4), three connecting rods (6) are fixedly connected to one end of a circular plate (9) together, an internal thread sleeve (14) is fixedly connected to the center of the circular plate (9) in a penetrating manner, a thread column (13) is sleeved on the inner side of the internal thread sleeve (14), one end of the thread column (13) extends to the outside of the internal thread sleeve (14) and then is rotatably connected with a first connecting block (15), and a rotating handle (12) is fixedly connected to the other end of the thread column (13) after extending to the outside of the internal thread sleeve (14), one side of the first connecting block (15) is provided with a second connecting block (16), and one side of the second connecting block (16) is fixedly connected with a blocking head (5).

2. The plug with better sealing performance according to claim 1, characterized in that: the opposite side symmetry of first connecting block (15) is provided with two fixed screw (7), the opposite side symmetry of second connecting block (16) is seted up two and is set up and screw hole (17) of looks adaptation with two fixed screw (7) one-to-one, two the one end of fixed screw (7) runs through behind first connecting block (15) and stretches into to corresponding screw hole (17) and rather than threaded connection.

3. The plug with better sealing performance according to claim 1, characterized in that: two through holes (8) which are arranged corresponding to the two fixing screws (7) are arranged on the circular plate (9) in a penetrating way.

4. The plug with better sealing performance according to claim 1, characterized in that: the other side of the first connecting block (15) is symmetrically and fixedly connected with four sliding rods (10), and one ends of the four sliding rods (10) penetrate through the circular plate (9) in a sliding mode and are fixedly connected with a connecting frame body (11) together.

5. The plug with better sealing performance according to claim 1, characterized in that: the blocking heads (5) are made of rubber materials.