CN216666470U

CN216666470U - Silica gel spare that leakproofness is strong punches a hole

Info

Publication number: CN216666470U
Application number: CN202123290737.6U
Authority: CN
Inventors: 张波
Original assignee: Guangdong Ensda New Materials Co ltd
Current assignee: Guangdong Ensda New Materials Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-03
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a silica gel piece with high punching tightness, which relates to the field of silica gel pieces and comprises a silica gel body and a punched hole, wherein the silica gel body can be inserted into the punched hole, the center of the silica gel body is provided with a center hole, the middle part of the center hole is connected with a threaded ring, the inner part of the threaded ring is in threaded connection with a threaded ring, an air cylinder is arranged in the threaded ring, the bottom of the air cylinder is connected with a pressure head, the bottom of the center hole of the silica gel body is provided with an inverted cone-shaped bulge, the bottom of the pressure head is inverted cone-shaped, and the outer wall of the bottom of the silica gel body is provided with an air bag. According to the utility model, the pressing block is enabled to press the bottom of the silica gel piece through the rotation of the screw thread in the silica gel piece, the bottom of the silica gel piece is pressed between the inner wall of the silica gel piece and the pressing block, and between the outer wall of the silica gel piece and the inner wall of the hole, so that a good sealing effect is achieved, the annular air bag is arranged, the air cylinder is arranged in the shell in threaded connection with the silica gel piece, and the air bag is tightly attached to the inner wall of the hole and the bottom of the silica gel piece after being inflated, so that the sealing effect of the silica gel piece is enhanced.

Description

Silica gel piece that leakproofness is strong punches a hole

Technical Field

The utility model relates to the field of silica gel pieces, in particular to a silica gel piece with strong punching tightness.

Background

Silica gel is a high-activity adsorption material, does not react with any substance except strong alkali and hydrofluoric acid, is insoluble in water and any solvent, is nontoxic and odorless, has stable chemical properties, and forms different microporous structures due to different manufacturing methods of various types of silica gels.

When the existing punching sealing rubber part seals the hole, the situation that the sealing is not tight enough is easy to occur, and because the diameters of the punched holes are inconsistent, the silica gel sealing parts with uniform specifications are not easy to be plugged into the smaller holes, the sealing is not tight enough for the larger holes, more leaks are easy to occur, the range of applicable hole diameters is smaller, and the connection speed is slower.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide a silica gel piece with high punching tightness, so as to solve the technical problems that when the existing punching sealing rubber piece is used for sealing holes, the diameters of punched holes are inconsistent, silica gel sealing pieces with uniform specifications are not easy to plug into smaller holes, the sealing of larger holes is not tight enough, the applicable hole diameter range is smaller, and the connection speed is slower.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a silica gel spare that leakproofness is strong punches a hole, includes the colloidal silica body and punches a hole, the colloidal silica body can insert and punch a hole, the center of colloidal silica body is provided with the centre bore, the middle part of centre bore is connected with the screw thread ring, screw thread ring inside threaded connection has the fillet of screw thread, be provided with the cylinder in the fillet of screw thread, the bottom of cylinder is connected with the pressure head, the colloidal silica body is provided with the arch of back taper in the bottom of centre bore, the bottom of pressure head is the back taper, the outer wall of colloidal silica bottom is provided with the gasbag.

Through adopting the above-mentioned technical scheme, connect the screw ring in silica gel spare, the back taper compact heap of connection liftable rotates in the screw ring, the cavity that sets up the back taper in the bottom of sealing member, rotate the bottom that makes the compact heap compress tightly silica gel spare through the screw, inner wall and compact heap at silica gel spare, the bottom that compresses tightly silica gel spare between silica gel spare outer wall and the downthehole wall, reach good sealed effect, set up annular gasbag, through set up the cylinder in silica gel spare internal thread connection's casing, through pulling from top to bottom and changeing the ear, aerify the gasbag, the gasbag aerify the inflation back paste the inner wall and the silica gel spare bottom in tight hole, the sealed effect of silica gel spare has been strengthened.

The utility model is further arranged in that a piston is arranged in the cylinder, the center of the piston penetrates out of the cylinder and is connected with a rotating lug, a plurality of groups of pins are arranged at the bottom of the rotating lug, and the pins can be inserted into pin grooves arranged at the top end of the threaded ring.

By adopting the technical scheme, the plug pins are inserted into the plug pin grooves, and the thread ring can be rotated in the thread ring by rotating the rotary lug.

The utility model is further provided with an upper air valve arranged at the upper part of the air cylinder, and a lower air valve arranged at the bottom end of the air cylinder, wherein the lower air valve is connected with the air bag through an air pipe.

By adopting the technical scheme, the air bag is inflated through the piston by one-way ventilation of the upper air valve and the lower air valve and air transmission of the air pipe.

The utility model is further provided that a rubber ring is arranged at the position of the top end of the silicon colloid, which is contacted with the outer wall of the punched hole.

Through adopting above-mentioned technical scheme, the rubber ring at colloidal silica body top can prevent that dust and debris from falling into the colloidal silica body and punching a hole between the gap.

In summary, the utility model mainly has the following beneficial effects:

1. according to the utility model, the threaded ring is connected in the silica gel piece, the liftable inverted cone-shaped compaction block is rotatably connected in the threaded ring, the inverted cone-shaped cavity is arranged at the bottom of the sealing piece, the compaction block is enabled to compact the bottom of the silica gel piece through the rotation of the threads, and the bottom of the silica gel piece is compacted between the inner wall of the silica gel piece and the compaction block, and between the outer wall of the silica gel piece and the inner wall of the hole, so that a good sealing effect is achieved;

2. according to the utility model, the annular air bag is arranged, the air cylinder is arranged in the shell body which is connected with the inner thread of the silica gel piece, the air bag is inflated by pulling the rotary lug up and down, and the air bag is tightly attached to the inner wall of the hole and the bottom of the silica gel piece after being inflated and expanded, so that the sealing effect of the silica gel piece is enhanced.

Drawings

FIG. 1 is a front elevational, inside view of the present invention after insertion and punching;

FIG. 2 is an enlarged view of A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of B of FIG. 1 in accordance with the present invention;

FIG. 4 is a front view of the silicone member of the present invention in a sealed state;

FIG. 5 is an enlarged view of C of FIG. 4 according to the present invention;

fig. 6 is an enlarged view of D in fig. 4 according to the present invention.

In the figure: 1. a colloidal silica body; 2. punching; 3. a central bore; 4. a threaded ring; 5. a thread ring; 6. a cylinder; 7. a pin slot; 8. a pin; 9. ear turning; 10. a pressure head; 11. a piston; 12. an air feeding valve; 13. a lower air valve; 14. an air tube; 15. an air bag; 16. and (4) a rubber ring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A silica gel piece with strong punching tightness is disclosed, as shown in figures 1-6, comprising a silica gel body 1 and a punching hole 2, the silica gel body 1 can be inserted into the punching hole 2, a diameter between the silica gel bodies 1 is slightly smaller than that of the punching hole 2, a center hole 3 is arranged at the center of the silica gel body 1, a threaded ring 4 is connected to the middle part of the center hole 3, a threaded ring 5 is in threaded connection with the inside of the threaded ring 4, a cylinder 6 is arranged in the threaded ring 5, the bottom of the cylinder 6 is connected with a pressing head 10, the pressing head 10 is connected in a rotating mode through threads, the bottom of the silica gel body 1 is tightly pressed, the silica gel body 1 is provided with an inverted cone-shaped bulge at the bottom of the center hole 3, the bottom of the pressing head 10 is inverted cone-shaped, an air bag 15 is arranged on the outer wall of the bottom of the silica gel body 1, and the air bag 15 can enhance the sealing performance of the silica gel body 1 after inflation and expansion.

Referring to fig. 1, an upper air valve 12 is disposed at the upper portion of the air cylinder 6, a lower air valve 13 is disposed at the bottom end of the air cylinder, the lower air valve 13 is connected to an air bag 15 through an air pipe 14, the air bag 15 is inflated through a piston 11 by one-way ventilation of the upper air valve 12 and the lower air valve 13 and air transmission of the air pipe, a rubber ring 16 is disposed at a position of the top end of the silicone body 1, which is in contact with the outer wall of the punch hole 2, and the rubber ring 16 at the top of the silicone body 1 can prevent dust and impurities from falling into a gap between the silicone body 1 and the punch hole 2.

Referring to fig. 1 and 2, a piston 11 is disposed in the cylinder 6, the center of the piston 11 passes through the cylinder 6 and is connected to a rotary lug 9, a plurality of sets of pins 8 are disposed at the bottom of the rotary lug 9, the pins 8 can be inserted into pin slots 7 disposed at the top end of the threaded ring 5, the pins 8 are inserted into the pin slots 7, and the threaded ring 5 can be rotated in the threaded ring 4 by rotating the rotary lug 9.

The working principle of the utility model is as follows: inserting the silicon body 1 into the punched hole 2, inserting the pin 8 at the bottom end of the rotary lug 9 into the pin groove 7, rotating the rotary lug 9 to connect the thread ring 5 with the thread ring 4, continuing to rotate the rotary lug 9, moving the pressure head 10 connected with the bottom end of the thread ring 5 downwards to contact with the inner wall of the silicon body 1, pressing the inner wall of the silicon body 1 to enable the bottom end of the silicon body 1 to contact with the inner wall of the punched hole 2 and to be pressed tightly, meanwhile, the pressure head 10 is tightly pressed with the inner wall of the silicon colloid 1 to complete the fixation of the silicon colloid 1 and the sealing of the opposite punching hole 2, the rotary lug 9 is pulled up and down to ensure that the piston 11 does work in the cylinder 6, the air bag 15 is inflated through the upper air valve 12, the lower air valve 13 and the air pipe 14, the inner wall of the punched hole 2 and the outer wall of the bottom of the silica gel body 1 are extruded after the air bag 15 expands, the sealing effect of the silica gel body 1 is enhanced, and the rubber ring 16 on the top of the silica gel body 1 can prevent dust and sundries from falling into a gap between the silica gel body 1 and the punched hole 2.

Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.

Claims

1. The utility model provides a silica gel spare that leakproofness is strong punches a hole, includes colloidal silica (1) and punches a hole (2), its characterized in that: the utility model discloses a silica gel body, including silica gel body (1), the center of silica gel body (1) can be inserted and punch a hole (2), the middle part of centre bore (3) is connected with threaded ring (4), threaded ring (4) inside threaded connection has fillet of thread (5), be provided with cylinder (6) in fillet of thread (5), the bottom of cylinder (6) is connected with pressure head (10), silica gel body (1) is provided with the arch of back taper in the bottom of centre bore (3), the bottom of pressure head (10) is the back taper, the outer wall of silica gel body (1) bottom is provided with gasbag (15).

2. The silicone rubber piece with high punching sealing performance as claimed in claim 1, wherein: a piston (11) is arranged in the cylinder (6), the center of the piston (11) penetrates out of the cylinder (6) and is connected with a rotating lug (9), a plurality of groups of pins (8) are arranged at the bottom of the rotating lug (9), and the pins (8) can be inserted into pin grooves (7) formed in the top end of the threaded ring (5).

3. The silicone rubber piece with high punching sealing performance as claimed in claim 1, wherein: an upper air valve (12) is arranged at the upper part of the air cylinder (6), a lower air valve (13) is arranged at the bottom end of the air cylinder, and the lower air valve (13) is connected with an air bag (15) through an air pipe (14).

4. The silicone rubber piece with high punching sealing performance as claimed in claim 1, wherein: and a rubber ring (16) is arranged at the position, contacted with the outer wall of the punching hole (2), of the top end of the silicon colloid (1).