CN112610796A

CN112610796A - Bolt for blocking blind hole of water pipe in wall

Info

Publication number: CN112610796A
Application number: CN202110088926.0A
Authority: CN
Inventors: 庞长青; 杨磊
Original assignee: Individual
Current assignee: Chenzhou Delong Plugging Engineering Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-04-06
Anticipated expiration: 2041-01-22
Also published as: CN112610796B

Abstract

A bolt for plugging a blind hole of a water pipe inside a wall body comprises: the device comprises a damping device, a soft rubber sleeve, an inner framework, a stretching screw, a telescopic device, an outer framework and a fixing device; the flexible rubber sleeve is attached to the inner wall of the water pipe for leaking stoppage, the larger the water pressure is, the tighter the water pressure is, and the risk of water leakage caused by gaps generated by loosening of the leaking stoppage bolt in use is reduced; the damping device is additionally provided with the damping piston and the bolt in a separated flexible connection manner, so that the water hammer effect and the resonance of the pipe body and the bolt can be effectively avoided, and the leakage prevention is more effective and durable; the telescopic device is suitable for blind holes with different depths, and the application range is wide; the leak stopping bolt is used for leaking stoppage of a blind hole, directly avoids loss caused by wall smashing and ground smashing, and saves operation cost; and whole can dismantle, not hard up cone nut, the fore-set kick-backs under little pressure spring effect, and not hard up expansion screw, reed and flexible glue cover shrink reset, and then extract whole bolt, prevent that long-time bolt corrosion from leaking, realize dismantling the change fast.

Description

Bolt for blocking blind hole of water pipe in wall

Technical Field

The invention relates to the technical field of pipeline leakage stopping devices, in particular to a bolt for stopping leakage of a hidden hole of a water pipe in a wall.

Background

Generally, for the sake of beauty, water pipes are buried in walls or under the ground during home decoration, and the positions of the water pipes are difficult to grasp after wall paint is brushed or ceramic tiles are laid; when other household articles need to be punched and installed on the wall, the danger that the water pipe is drilled and leaked without positioning the pipeline position exists; the general processing method is to pound the wall brick and the cement surface of the floor tile, then cut a section of pipe with the same length and weld again, and the whole process is time-consuming and labor-consuming; moreover, if the position is clamped or deeper, the structure of the wall body can be damaged by excessively frequent overhauling, so that potential safety hazards are caused;

for example, patent nos.: the chinese utility model patent of CN201721194024.0 discloses a leak stopping device with a water pressing pipe, which comprises a plugging mechanism sleeved outside a leakage port of a water pipe to be plugged, wherein the plugging mechanism comprises two saddle clamps symmetrically arranged and a fastening structure for fixing the two saddle clamps into a whole; the saddle clamp comprises a semicircular plate, a first connecting plate and a second connecting plate, wherein the first connecting plate and the second connecting plate are symmetrically arranged on the left side and the right side of the semicircular plate; the fastening structure comprises two groups of connecting pieces which are symmetrically arranged, and each group of connecting pieces comprises a plurality of connecting pieces which are arranged from front to back along the length direction of the saddle clamp. However, for the water pipe hidden hole in the wall, the device needs to break the wall open, which is not practical;

therefore, the bolt for plugging the hidden hole of the water pipe in the wall is urgently needed to be invented, the hole which is mistakenly arranged on the water pipe in the wall can be rapidly plugged, and the wall structure is not required to be damaged due to great fluctuation; moreover, the problem can be solved quickly even when the drilling position is clamped or deeper; and the disassembly is convenient, and the secondary maintenance cost is directly reduced.

Disclosure of Invention

Aiming at the problems, the invention provides a bolt for plugging blind holes of water pipes in a wall body, which solves the problems of drilling, plugging difficulty and inconvenient replacement and disassembly of the blind holes of the water pipes in the wall body by arranging a damping device, a soft rubber sleeve, an inner framework, an expansion screw, a telescopic device, an outer framework and a fixing device.

The technical scheme adopted by the invention is as follows: a bolt for plugging a blind hole of a water pipe inside a wall body comprises: the device comprises a damping device, a soft rubber sleeve, an inner framework, a stretching screw, a telescopic device, an outer framework and a fixing device; the damping device is slidably arranged in a step groove at the front end of the inner framework and is used for preventing the leakage stoppage bolt from generating an electric hammer effect when being impacted; the soft rubber sleeve is wrapped outside the hollow deformable part of the inner framework, so that the sealing performance is improved; the integral expansion screw is positioned in the inner framework, the bolt head is in threaded connection with a threaded hole at the position of the contraction opening of the inner framework in a matching manner, and the bolt cap is in contact with and sinks into a sinking platform hole at the rear end of the inner framework; rotating the expansion screw to enable the inner framework and the soft rubber sleeve to be compressed and deformed, and tightly extruding and attaching the soft rubber sleeve to the inner wall of the water pipe to plug the hole of the water pipe; one end of the telescopic device is fixed on the inner framework, and the other end of the telescopic device is connected with the outer framework and used for adjusting the whole working range of the leaking stoppage bolt; the fixing device is installed in the rear end of the outer framework, and the whole plugging bolt can be quickly positioned by starting the fixing device.

Further, the shock absorbing device includes: the damping piston is slidable in the step groove, one end of the piston pressure spring is fixed at the bottom of the step groove, and the other end of the piston pressure spring is fixed with the damping piston.

Further, the telescopic device comprises: the sliding sleeve, the long pressure spring and the jackscrew; the sliding sleeve is slidably arranged in a cylindrical hole at the front end of the outer framework, and one end of the sliding sleeve is fixed on a counter sink hole at the rear end of the inner framework; the long pressure spring is arranged in the sliding sleeve, one end of the long pressure spring is connected with the inner framework, and the other end of the long pressure spring is connected with the outer framework; the sliding sleeve and the inner framework are connected and pressed tightly with the outer framework through the long pressure spring, so that the sliding sleeve is prevented from retracting to a certain extent, part of energy is absorbed to reduce the water hammer effect, and water leakage caused by loosening of a tension expansion screw or a fixing device due to the resonance phenomenon is prevented; the jackscrew is installed on the mounting hole that cylinder hole outer wall was equipped with, and the difference of reply eyelet distance surface depth adjusts, carries out the stroke with the jackscrew spacing, with exoskeleton and sliding sleeve fastening connection.

Further, the fixing device includes: the small pressure spring, the jacking column and the conical nut are arranged in a threaded groove formed in the front end of the outer framework in a threaded fit mode, and the conical head is forwards aligned with the center of the threaded groove; a large circular groove is formed at the lower part of the thread groove, and a plurality of small circular holes are formed in the circumferential direction of the large circular groove and are uniformly distributed in the circumferential direction; the small pressure spring is sleeved on the ejection column, the ejection column movably penetrates out of the small round hole, and the small pressure spring is positioned between the cap head of the ejection column and the inner wall of the large round groove;

when the conical nut is screwed in and moves downwards, the conical head contacts the cap head of the top column to push the top column to move outwards, and the whole plugging bolt is fixed on the wall body; the small pressure spring compresses for energy storage, when the conical nut needs to be disassembled and replaced, the conical nut is screwed out upwards, the ejection column is not limited by the conical head, and the small pressure spring rapidly resets under the reaction of the small pressure spring.

Furthermore, in the fixing device, the four ejection columns are arranged, the four small pressure springs are also arranged, and the four corresponding small round holes in the outer framework are also arranged.

Furthermore, an interlayer is arranged between the cylindrical hole and the large circular groove in the outer framework, so that the rear end of the sliding sleeve is limited conveniently; the handle clearance is arranged in the center of the interlayer, so that the screw can conveniently enter from the rear end when the expansion screw is screwed.

Furthermore, the step groove arranged on the inner framework is a groove with a small front part and a large rear part, and the front end of the corresponding damping piston is provided with a necking with a small circumference, is matched with the step groove and limits the damping piston in the step groove.

Further, the hollow deformable portion on the inner frame is an elastically expandable reed.

Furthermore, a long slideway is arranged on a sliding sleeve in the telescopic device corresponding to the mounting hole on the outer framework. Due to the adoption of the technical scheme, the invention has the following advantages:

(1) the bolt can be directly used for blind hole plugging, directly avoids the loss caused by wall and ground smashing, and saves the operation cost;

(2) according to the invention, the flexible rubber sleeve is attached to the inner wall of the water pipe for leaking stoppage, the larger the water pressure is, the tighter the attachment is, and the risk of water leakage caused by gaps generated by loosening of the leaking stoppage bolt in use is reduced;

(3) the telescopic device is arranged to correspond to the blind holes with different depths, so that the application range is wide;

(4) the invention is provided with the damping device, the damping piston and the bolt are separately and flexibly connected, the water hammer effect and the resonance between the pipe body and the bolt can be effectively avoided, and the leakage prevention is more effective and durable;

(5) the whole leak stopping bolt can be disassembled, the conical nut is loosened, the top column rebounds under the action of the small pressure spring, the expansion screw is loosened, the spring plate and the soft rubber sleeve are contracted and reset, and therefore the whole bolt can be pulled out, the bolt is prevented from being corroded and leaking for a long time, and the bolt can be disassembled and replaced at any time.

Drawings

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

Fig. 2 is an overall exploded view of the present invention.

Fig. 3 is a structural sectional view of the present invention in use.

FIG. 4 is a schematic diagram of the detailed features of the inner frame of the present invention.

Fig. 5 is a cross-sectional view showing a specific feature of the exoskeleton of the present invention.

Fig. 6 is a schematic structural diagram of the fixing device of the present invention.

Fig. 7 is a schematic view of the shock absorbing device according to the present invention.

Fig. 8 is a schematic view of the telescopic device of the present invention.

Reference numerals: 1-a damping device; 2-soft rubber sleeve; 3-inner skeleton; 4-a auxetic screw; 5-a telescopic device; 6-outer skeleton; 7-a fixing device; 101-a damping piston; 102-piston compression spring; 301-step groove; 302-a threaded hole; 303-a deformable portion; 304-a counter sink hole; 501-sliding sleeves; 502-long compression spring; 503-jackscrew; 504-cylindrical bore long slide; 601-a cylindrical bore; 602-mounting holes; 603-thread groove; 604-big circular groove; 605-small circular hole; 606-handle clearance; 701-a small pressure spring; 702-a top post; 703-taper nut.

Detailed Description

The invention discloses a bolt for plugging blind holes of water pipes in a wall body, which can quickly plug holes in the blind holes in the wall body and can be replaced at any time; directly avoid pounding the wall and pounding the ground to cause the loss, practiced thrift operating cost. The technical solutions in the embodiments of the present invention are 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 embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the embodiment, as shown in fig. 1-3, a bolt for plugging a blind hole of a water pipe inside a wall body comprises: the device comprises a damping device 1, a soft rubber sleeve 2, an inner framework 3, an expansion screw 4, a telescopic device 5, an outer framework 6 and a fixing device 7; the damping device 1 is slidably arranged in a step groove 301 at the front end of the inner framework 3 and used for preventing the leakage stoppage bolt from generating an electric hammer effect when being impacted; the soft rubber sleeve 2 is wrapped outside the hollow deformable part 303 of the inner framework 3, so that the sealing performance is improved; the whole expansion screw 4 is positioned in the inner framework 3, the bolt head is in threaded connection with a threaded hole 302 at the contraction opening of the inner framework 3 in a matching manner, and the bolt cap is in contact with and sunk into a sunk platform hole 304 at the rear end of the inner framework 3; rotating the expansion screw 4 to compress and deform the inner framework 3 and the soft rubber sleeve 2, and tightly extruding and attaching the soft rubber sleeve 2 and the inner wall of the water pipe to block the hole of the water pipe; one end of the telescopic device 5 is fixed on the inner framework 3, and the other end of the telescopic device is connected with the outer framework 6 and used for adjusting the whole working range of the leaking stoppage bolt; the fixing device 7 is installed in the rear end of the outer framework 6, and the whole plugging bolt can be quickly positioned by starting the fixing device 7.

When people need to drill holes on the wall surface or the ground at home, the holes can be directly drilled into the water pipe, so that a straight blind hole is formed on the water pipe, the plugging screw plug disclosed by the invention is inserted, the shock absorption device 1 firstly contacts the blind hole, and then the inner framework 3 and the soft rubber sleeve 2 are arranged; when the hollow deformable part 303 of the inner framework 3 is completely plugged into the blind hole of the water inlet pipe, the length of the telescopic device 5 is adjusted to ensure that the outer framework 6 and the fixing device 7 enter the wall body; then screwing the fixing device 7, so that the plugging bolt is fixed in the wall hole up and down and cannot slide; the expansion screw 4 is screwed by a screwdriver, the hollow deformable part 303 is pulled back by the expansion screw 4, and the whole compression is shortened, and the middle expansion is realized; the soft rubber sleeve 2 is tightly extruded and attached to the inner wall of the water pipe to block the hole; through the laminating leaking stoppage of soft gum cover 2 and water pipe inner wall, the bigger laminating of water pressure is tighter, has reduced not hard up when leaking stoppage bolt uses and has produced the risk that the gap leaks.

Referring to fig. 7, the damper device 1 includes: the damping piston 101 can slide in the stepped groove 301, one end of the piston compression spring 102 is fixed at the bottom of the stepped groove 301, and the other end of the piston compression spring is fixed with the damping piston 101; damping device 1's setting has increased shock attenuation piston 101 and leaking stoppage bolt disconnect-type flexonics, can effectively avoid the resonance of water hammer effect and body and leaking stoppage bolt, and it is more effective lasting to prevent leaking.

In order to facilitate coping with hidden holes with different depths, the application range of the leaking stoppage bolt is wider; the telescopic device 5 comprises: a sliding sleeve 501, a long pressure spring 502 and a jackscrew 503; referring to fig. 1 and 8, the sliding sleeve 501 is slidably mounted in a cylindrical hole 601 at the front end of the outer frame 6, and one end of the sliding sleeve is fixed to a sinking platform hole 304 at the rear end of the inner frame 3; the long pressure spring 502 is arranged in the sliding sleeve 501, one end of the long pressure spring is connected with the inner framework 3, and the other end of the long pressure spring is connected with the outer framework 6; the sliding sleeve 501 and the inner framework 3 are connected and tightly pressed with the outer framework 6 through the long compression spring 502, so that the sliding sleeve 501 is prevented from retracting to a certain degree, part of energy is absorbed to reduce the water hammer effect, and water leakage caused by the loosening of the expansion screw 4 or the fixing device 7 due to the resonance phenomenon is prevented; the jackscrew 503 is installed on the mounting hole 602 that the cylinder hole 601 outer wall was equipped with, and the difference of the corresponding eyelet apart from the surface depth adjusts, carries out the stroke spacing with jackscrew 503, with exoskeleton 6 and sliding sleeve 501 fastening connection.

Referring to fig. 1 and 3, a long slideway 504 is disposed on the sliding sleeve 501 of the telescopic device 5 corresponding to the mounting hole 602 of the exoskeleton 6; the jackscrew 503 is fixed in the mounting hole 602 of the outer frame 6 and slides in the long slideway 504 in a matching way; so that the outer frame 6 will not slide or shift when being pulled out from the sliding sleeve 501 along the long slideway 504.

After the location of the blind hole is determined, the whole plugging bolt needs to be fixed, and at this time, the fixing device needs to be started, and the specific structure of the fixing device 7 can be shown in fig. 6, and includes: the device comprises a small pressure spring 701, a top column 702 and a conical nut 703, wherein the conical nut 703 is installed in a threaded groove 603 formed in the front end of an outer framework 6 in a threaded fit mode, and a conical head is aligned to the center of the threaded groove 603 forward; a large circular groove 604 is formed at the lower part of the thread groove 603, and a plurality of small circular holes 605 are formed in the circumferential direction of the large circular groove 604 and are uniformly distributed in the circumferential direction; the small pressure spring 701 is sleeved on the top column 702, the top column 702 movably penetrates out of the small circular hole 605, and the small pressure spring 701 is positioned between the cap head of the top column 702 and the inner wall of the large circular groove 604;

when the cone nut 703 is screwed in and moves downwards, the cone head contacts the cap head of the top column 702 to push the top column 702 to move outwards, so that the whole plugging bolt is fixed on the wall body; the small compression spring 701 compresses for energy storage, when the small compression spring 701 needs to be disassembled and replaced, the conical nut 703 is screwed out upwards, the ejection column 702 is not limited by a conical head, and the small compression spring 701 can be quickly reset under the reaction action of the small compression spring 701; the whole plugging bolt can be detached, the conical nut 703 is loosened, the fixing device 7 is unlocked, the expansion screw 4 is loosened, the inner framework 3 and the soft rubber sleeve 2 rebound and reset, and the plugging bolt can be conveniently taken out from the inside of the blind hole; therefore, the whole leaking stoppage bolt can be pulled out, the leaking stoppage bolt is prevented from being corroded and leaking for a long time, and the leaking stoppage bolt can be detached and replaced at any time.

In an optional implementation manner of the embodiment of the present invention, in order to improve the stability of the fixing device 7, in the fixing device 7, four top pillars 702 are provided, four small pressure springs 701 are also provided, and four corresponding small circular holes 605 on the outer frame 6 are also provided, please refer to fig. 5 and 6 for a specific matching relationship; an interlayer is arranged between the cylindrical hole 601 and the large circular groove 604 in the outer framework 6, so that the rear end of the sliding sleeve 501 is limited conveniently; a handle clearance 606 is arranged in the center of the interlayer, so that the expansion screw 4 can conveniently enter from the rear end when being screwed; the size of the handle clearance 606 is convenient for the front end of the screwdriver to pass through while ensuring the limit.

In an optional implementation manner of the embodiment of the present invention, referring to fig. 4 and fig. 1, the step groove 301 provided on the inner frame 3 is a groove with a small front and a large rear, and the front end of the corresponding damping piston 101 is provided with a neck with a small circumference, which is matched with the step groove 301 and limits the damping piston 101 inside the step groove 301; the hollow deformable part 303 on the inner framework 3 is an elastic expansion reed, and the soft rubber sleeve 2 moves together with the elastic expansion reed of the inner framework 3 through the hollow deformable part 303 fixedly glued on the inner framework 3.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Claims

1. The utility model provides a bolt that is used for inside water pipe blind hole of wall body to block up hourglass which characterized in that includes: the device comprises a damping device (1), a soft rubber sleeve (2), an inner framework (3), an expansion screw (4), a telescopic device (5), an outer framework (6) and a fixing device (7); the damping device (1) is slidably arranged in a step groove (301) at the front end of the inner framework (3) and is used for preventing an electric hammer effect generated when the leaking stoppage bolt is impacted; the soft rubber sleeve (2) is wrapped outside the hollow deformable part (303) of the inner framework (3) to improve the sealing performance; the integral expansion screw (4) is positioned in the inner framework (3), the bolt head is in threaded connection with a threaded hole (302) at the contraction opening of the inner framework (3) in a matching manner, and the bolt cap is in contact with and sinks into a sunk platform hole (304) at the rear end of the inner framework (3); the expansion screw (4) is rotated to lead the inner framework (3) and the soft rubber sleeve (2) to be compressed and deformed, the soft rubber sleeve (2) is tightly extruded and attached to the inner wall of the water pipe, and the hole of the water pipe is blocked; one end of the telescopic device (5) is fixed on the inner framework (3), and the other end of the telescopic device is connected with the outer framework (6) and used for adjusting the whole working range of the leaking stoppage bolt; the fixing device (7) is installed in the rear end of the outer framework (6), and the whole plugging bolt can be quickly positioned by starting the fixing device (7).

2. A bolt for plugging a blind hole of a water pipe inside a wall body according to claim 1, wherein the damping device (1) comprises: the damping piston (101) can slide in the stepped groove (301), one end of the piston pressure spring (102) is fixed to the bottom of the stepped groove (301), and the other end of the piston pressure spring is fixed to the damping piston (101).

3. A bolt for plugging a blind bore in a water pipe inside a wall body according to claim 1, wherein the telescopic device (5) comprises: a sliding sleeve (501), a long pressure spring (502) and a jackscrew (503); the sliding sleeve (501) is slidably mounted in a cylindrical hole (601) at the front end of the outer framework (6), and one end of the sliding sleeve is fixed on a counter sink hole (304) at the rear end of the inner framework (3); the long pressure spring (502) is arranged in the sliding sleeve (501), one end of the long pressure spring is connected with the inner framework (3), and the other end of the long pressure spring is connected with the outer framework (6); the sliding sleeve (501) and the inner framework (3) are connected and tightly pressed with the outer framework (6) through the long compression spring (502), the sliding sleeve (501) is prevented from retracting to a certain degree, part of energy is absorbed to reduce the water hammer effect, and water leakage caused by the fact that the expansion screw (4) or the fixing device (7) is loosened due to the resonance phenomenon is prevented; the jackscrew (503) is installed on the mounting hole (602) that cylinder hole (601) outer wall was equipped with, and the difference of the corresponding eyelet apart from the surface degree of depth adjusts, carries out the stroke spacing with jackscrew (503), with exoskeleton (6) and sliding sleeve (501) fastening connection.

4. A bolt for plugging a blind bore in a water pipe inside a wall according to claim 1, wherein said fixing means (7) comprises: the device comprises a small pressure spring (701), a top column (702) and a conical nut (703), wherein the conical nut (703) is installed in a threaded groove (603) formed in the front end of an outer framework (6) in a threaded fit mode, and a conical head is aligned to the center of the threaded groove (603) forwards; a large circular groove (604) is formed at the lower part of the thread groove (603), and a plurality of small circular holes (605) are formed in the circumferential direction of the large circular groove (604) and are uniformly distributed in the circumferential direction; the small pressure spring (701) is sleeved on the top column (702), the top column (702) movably penetrates out of the small round hole (605), and the small pressure spring (701) is positioned between the cap head of the top column (702) and the inner wall of the large round groove (604);

when the cone nut (703) is screwed in and moves downwards, the cone head contacts the cap head of the top column (702) to push the top column (702) to move outwards, so that the whole leak stopping bolt is fixed on the wall body; the small pressure spring (701) is compressed for energy storage, when the small pressure spring (701) needs to be disassembled and replaced, the conical nut (703) is screwed out upwards, the ejection column (702) is not limited by the conical head, and the small pressure spring (701) can be quickly reset under the reaction effect.

5. A bolt for blind hole plugging of water pipes in wall bodies according to claim 4, characterized in that in the fixing device (7), the top column (702) is provided with four, the small compression springs (701) are also provided with four, and the corresponding small round holes (605) on the outer framework (6) are also provided with four.

6. The bolt for plugging the blind hole of the water pipe inside the wall body according to any one of claims 1, 3 and 4, wherein an interlayer is arranged between the cylindrical hole (601) and the large circular groove (604) in the outer framework (6) so as to facilitate the limit of the rear end of the sliding sleeve (501); a handle clearance (606) is arranged in the center of the interlayer, so that the expansion screw (4) can conveniently enter from the rear end when being screwed.

7. The bolt for plugging the blind hole of the water pipe in the wall body according to the claim 1, wherein the step groove (301) arranged on the inner frame (3) is a groove with a small front part and a big rear part, and the front end of the corresponding damping piston (101) is provided with a necking with a small circumference, which is matched with the step groove (301) and limits the damping piston (101) in the step groove (301).

8. A bolt for plugging a blind hole of a water pipe in a wall body according to claim 7, wherein the hollow deformable part (303) on the inner framework (3) is an elastic expansion reed.

9. The bolt for the blind hole plugging of the water pipe inside the wall body according to the claim 3, characterized in that a long slideway (504) is arranged on a sliding sleeve (501) in the telescopic device (5) corresponding to a mounting hole (602) on the outer skeleton (6).