CN211524178U

CN211524178U - Series sectional type building gap plugging device

Info

Publication number: CN211524178U
Application number: CN201922468138.5U
Authority: CN
Inventors: 李军伟; 李强
Original assignee: Albert Insulation And Waterproof Qingdao Tianyuan Co ltd
Current assignee: Albert Insulation And Waterproof Qingdao Tianyuan Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of building gap plugging equipment, and relates to a series sectional type building gap plugging device; comprises an inner tube, a sleeve, a fixed head, an expansion handle, a pulp outlet hole, an inner tube screw head, an inner tube cavity, a sleeve cavity and an expansion branch blade; the front end of the inner tube is provided with an inner tube screw head, more than one sleeve is nested on the inner tube, the rear end of each sleeve can be in threaded connection with the inner tube screw head, the side wall of each sleeve is provided with a pulp outlet hole, the front end of each sleeve is fixedly connected with the rear end of the fixed head, the rear end of the fixed head can be in threaded connection with the inner tube screw head, the front end of the fixed head cover is provided with an expansion branch blade, and the front part of the inner tube screw head extending out of the front end of the fixed head is in threaded connection with the expansion handle; the device is rational in infrastructure complete, can carry out segmentation high pressure slip casting to deep crack and fill the gap, and it is closely knit to fill, and the shutoff effect is good, has thoroughly solved the problem that the crack leaks and relapse.

Description

Series sectional type building gap plugging device

The technical field is as follows:

the utility model belongs to the technical field of building gap plugging equipment, a tunnel, colliery or underground construction facility gap plugging equipment in the ground are related to, especially a series connection sectional type building gap plugging device, and the device can pour into the shutoff thick liquids into to building gap sectional type high pressure, realizes the leaking stoppage in gap, and the flexible operation is convenient.

Background art:

at present, the phenomena of cracking and the like often occur in the constructed underground tunnel, underground chamber, subway or other underground construction works, and the conditions of liquid leakage, water leakage and the like exist in some cracks, thus seriously affecting the function of the construction engineering; in the construction process, underground works such as building foundations, underground tunnels, subways and the like need to be excavated to the position with deeper underground, when an underground water source exists, the water pressure is high, the plugging with the depth of a shallow layer can not meet the long-term construction requirements completely, and the plugging is easy to crack again after a period of time, so that the problems of underground water leakage, building cracks and the like in the construction process are solved completely, and the important difficult problem of the water leakage plugging industry is solved.

In the prior art, the chinese patent with publication number CN205242455U discloses a grouting plugging device for treating large crack or cavity grout leakage, which comprises a grout storage barrel, a grouting pump, a flexible grouting pipe and a rigid grouting pipe which are connected in sequence, wherein a pressure gauge is installed on the flexible grouting pipe, a plugging device is arranged at the end part of the flexible grouting pipe far away from the grouting pump, the overflowing area of the plugging device is larger than that of the flexible grouting pipe and the rigid grouting pipe, a feed inlet is arranged at the top of the plugging device, and a sealing cover is arranged on the feed inlet. The utility model can reduce the conveying distance and the conveying frictional resistance of the plugging material by adding the plugging device, thereby reducing the grouting pressure and ensuring the safety of the wall; the utility model discloses a chinese patent with publication number CN204646264U, discloses the utility model discloses a curtain slip casting construction structure for reinforcement and seepage-proofing leakage stoppage of fractured rock mass roadway wall, including a plurality of drill sites laid from front to back, each drill site is provided with a plurality of rows of first slip casting holes and the front and back sides of each drill site are provided with a plurality of rows of second slip casting holes and a plurality of rows of third slip casting holes respectively, the plurality of rows of first slip casting holes include a row of middle slip casting holes, a plurality of rows of front side slip casting holes and a plurality of rows of back side slip casting holes, the length of the middle slip casting holes and the lengths of the front side slip casting holes and the back side slip casting holes in the width direction of the roadway are 4-8 m; the included angles between the second grouting hole and the third grouting hole and the wall of the roadway to be treated are both 25-35 degrees, and the lengths of the second grouting hole and the third grouting hole are both 25-60 m.

Direct thick liquids shutoff with among the current shutoff technique, the shutoff effect is not good, the crack spills the problem and very easily relapses, adopt the lateral wall to set up deep level shutoff such as the straight tube of through-hole, the crack between two through-hole intervals has the space, the shutoff is inhomogeneous, when there being the great or other circumstances of water potential, need seal the water source with the rapid hardening thick liquids earlier, adopt the thick liquids that other hardness are big to carry out the shutoff again, the straight tube structure then can't satisfy above-mentioned demand, and because the straight tube is longer, intraductal slip casting pressure can't be guaranteed, the slip casting of gap depths is difficult to tamp, consequently design a segmentation is filled, guarantee that the even gap plugging device is filled to the shutoff thick liquids and.

The utility model has the following contents:

the utility model aims to overcome the shortcoming that prior art exists, it is not good to current building gap leaking stoppage technological effect, and the crack problem of leaking is very easily relapse, deep shutoff is not closely knit etc. not enough, under the convenient prerequisite of guaranteeing environmental protection and energy saving and altitude mixture control, designs a series connection sectional type building gap plugging device for the occasion of long gap degree of depth seepage.

In order to achieve the purpose, the utility model relates to a series sectional type building gap plugging device, the main structure of which comprises an inner pipe, a sleeve, a fixed head, an expansion handle, a grout outlet, an inner pipe screw head, an inner pipe cavity, a sleeve screw hole, a sleeve cover, a sleeve cavity, a fixed head screw hole, a fixed head cover, an expansion branch blade, an inward inclined surface and a handle screw hole; wherein an inner pipe cavity penetrating through the inner pipe is arranged in the inner pipe of the straight tubular structure and is used for filling plugging slurry; the front end of the inner pipe is provided with an inner pipe screw head, more than one straight pipe-shaped sleeve is nested on the inner pipe, and when more than two sleeves are arranged on the inner pipe, the rear end of the previous sleeve is fixedly connected with the front end of the next sleeve; the rear end of the sleeve can be in threaded connection with the inner pipe screw head; the side wall of the sleeve is provided with slurry outlet holes which are communicated with the sleeve cavity of the sleeve, and the slurry outlet holes are arranged on the wall of the sleeve in a linear array; the front end of the sleeve arranged at the most front part of the inner pipe is fixedly connected with the rear end of the fixed head, and the rear end of the fixed head and the screw head of the inner pipe can be in threaded connection; more than three expansion branch blades are arranged at the front end of the fixed head cover in a circular array manner; the inner pipe screw head extends out from the front end of the fixed head, and the front part of the inner pipe screw head is in threaded connection with the expansion handle of the round cake-shaped structure.

The rear end of the sleeve is fixedly provided with a sleeve cover with a round cake-shaped structure, the middle part of the sleeve cover is provided with a sleeve screw hole penetrating through the sleeve cover, the sleeve screw hole is matched with the inner pipe screw head, and the sleeve screw hole and the inner pipe screw head can be in threaded connection; the residual pipe body of the inner pipe except the screw head of the inner pipe can freely pass through the screw hole of the sleeve; the sleeve screw hole is communicated with a sleeve cavity in the sleeve, and the inner diameter of the sleeve cavity is larger than the outer diameter of the inner tube.

The rear end of the fixed head is provided with a fixed head cover with a round cake-shaped structure, the middle part of the fixed head cover is provided with a fixed head screw hole penetrating through the fixed head cover, the fixed head screw hole is matched with the inner pipe screw head, and the fixed head screw hole and the inner pipe screw head can be in threaded connection; the residual pipe body of the inner pipe except the inner pipe screw head can freely pass through the fixed head screw hole.

The rear end surface of the expansion branch blade is of a fan-shaped structure, the front end surface of the expansion branch blade is an inward-inclined surface of a circular arc curved surface structure, and the inward-inclined surface is inclined and deformed towards the inner end and the rear end; the diameter size of the pipe cavity enclosed by the expansion branch leaves is larger than the outer diameter size of the pipe of the inner pipe.

The middle part of the expansion handle is provided with a handle screw hole which does not penetrate through the expansion handle, the handle screw hole is matched with the inner pipe screw head, and the handle screw hole and the inner pipe screw head can be in threaded connection; the outer diameter of the expansion handle of the round cake-shaped structure is larger than the diameter of the pipe cavity enclosed by the expansion branch leaves.

When the series sectional type building gap plugging device plugs the crack by using more than two sleeves, the rear end of the previous sleeve is connected with the front end of the next sleeve in a welding or threaded manner, the number of the sleeves used is in direct proportion to the depth of the crack, the diameter of the sleeve is in direct proportion to the width of the crack, and the length of the inner pipe is in direct proportion to the number of the sleeves.

Compared with the prior art, the utility model, the series connection sectional type building gap plugging device that designs is rational in infrastructure complete, and scientific and practical can carry out segmentation high pressure shutoff to deep crack, under the condition that leaks appears, seals the water source with the rapid hardening thick liquids earlier, adopts the big thick liquids of other hardness to carry out the shutoff again, and segmentation high pressure slip casting fills the gap, and it is closely knit to fill, and the shutoff effect is good, has thoroughly solved the problem that the crack leaks and relapse, and applied environment is friendly.

Description of the drawings:

fig. 1 is a schematic diagram of a principle of a main structure of a series sectional type building gap plugging device according to the present invention.

Fig. 2 is a schematic view of the structural principle of the inner tube according to the present invention.

Fig. 3 is a schematic diagram of a front view structure of the casing according to the present invention.

Fig. 4 is a schematic diagram of a rear view structural principle of the sleeve according to the present invention.

Fig. 5 is a schematic front view of the fixing head according to the present invention.

Fig. 6 is a schematic diagram of a rear view structure of the fixed head according to the present invention.

Fig. 7 is a schematic view of the expansion handle according to the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following examples and accompanying drawings.

Example 1:

the main body structure of the series sectional type building gap plugging device related to the embodiment comprises an inner pipe 1, a sleeve 2, a fixed head 3, an expansion handle 4, a grout outlet hole 5, an inner pipe screw head 6, an inner pipe cavity 7, a sleeve screw hole 8, a sleeve cover 9, a sleeve cavity 10, a fixed head screw hole 11, a fixed head cover 12, an expansion branch blade 13, an inner inclined surface 14 and a handle screw hole 15; an inner cavity 7 penetrating through the inner tube 1 is arranged inside the inner tube 1 of the straight tubular structure, and the inner cavity 7 is used for pouring plugging slurry; the front end of the inner tube 1 is provided with an inner tube screw head 6, more than one sleeve 2 with a straight tube-shaped structure is nested on the inner tube 1, when more than two sleeves 2 are arranged on the inner tube 1, the rear end of the previous sleeve 2 is fixedly connected with the front end of the next sleeve 2, the rear end of the sleeve 2 is fixedly provided with a sleeve cover 9 with a round cake-shaped structure, the middle part of the sleeve cover 9 is provided with a sleeve screw hole 8 penetrating through the sleeve cover 9, the sleeve screw hole 8 is matched with the inner tube screw head 6, and the sleeve screw hole 8 and the inner tube screw head 6 can be in threaded connection; the residual pipe body of the inner pipe 1 except the inner pipe screw head 6 can freely pass through the sleeve screw hole 8; the sleeve screw hole 8 is communicated with a sleeve cavity 10 in the sleeve 2, and the size of the inner diameter of the sleeve cavity 10 is larger than that of the outer diameter of the inner pipe 1; the side wall of the casing 2 is provided with slurry outlet holes 5, the slurry outlet holes 5 are communicated with the casing cavity 10, and the slurry outlet holes 5 are arranged on the wall of the casing 2 in a linear array; the front end of a sleeve 2 arranged at the most front part of the inner tube 1 is fixedly connected with the rear end of a fixed head 3, the rear end of the fixed head 3 is provided with a fixed head cover 12 with a round cake-shaped structure, the middle part of the fixed head cover 12 is provided with a fixed head screw hole 11 penetrating through the fixed head cover 12, the fixed head screw hole 11 is matched with the inner tube screw head 6, and the fixed head screw hole 11 and the inner tube screw head 6 can be in threaded connection; the rest pipe bodies of the inner pipe 1 except the inner pipe screw head 6 can freely pass through the fixed head screw hole 11; the front end of the fixed head cover 12 is provided with more than three expansion branch blades 13 in a circular array manner, the rear end surfaces of the expansion branch blades 13 are in a fan-shaped structure, the front end surfaces of the expansion branch blades 13 are inward inclined surfaces 14 in a circular arc curved surface structure, and the inward inclined surfaces 14 are inclined and deformed towards the inner end and the rear end; the diameter size of a pipe cavity surrounded by the expansion branch leaves 13 is larger than the outer diameter size of the inner pipe 1; the front part of the inner pipe screw head 6 is in threaded connection with an expansion handle 4 with a cake-shaped structure, a handle screw hole 15 is formed in the middle of the expansion handle 4, the handle screw hole 15 does not penetrate through the expansion handle 4, the handle screw hole 15 is matched with the inner pipe screw head 6, and the handle screw hole 15 and the inner pipe screw head 6 can be in threaded connection; the outer diameter of the expansion handle 4 with the round cake-shaped structure is larger than the diameter of the tube cavity enclosed by the expansion branch leaves 13.

When the series sectional type building gap plugging device related to the embodiment uses more than two sleeves to plug the gap, the rear end of the previous sleeve 2 and the front end of the next sleeve 2 are connected in a welding or threaded manner, the number of the sleeves 2 used is in a direct proportional relationship with the depth of the gap, the pipe diameter of the sleeve 2 is in a direct proportional relationship with the width of the gap, and the length of the inner pipe 1 is in a direct proportional relationship with the number of the sleeves 2.

The specific use process of the series sectional type building gap plugging device related to the embodiment is as follows:

(1) selecting the size specification and the number of the sleeves 2 according to the depth and the width of the crack, selecting the inner pipes 1 with a specific length specification according to the number of the sleeves 2, fixedly connecting the selected sleeves 2 end to end in sequence, and fixedly connecting the foremost ends of the assembled multiple sections of sleeves 2 with the rear ends of the fixed heads 3 to obtain an assembled pipe;

(2) the rear end of the inner tube 1 penetrates into the assembly tube from the foremost end of the assembly tube and extends out of the rear end of the assembly tube, the inner tube screw head 6 of the inner tube 1 is in threaded connection with the handle screw hole 15 of the expansion handle 4 to obtain the series sectional type building gap plugging device, and the rear part of the inner tube screw head 6 is exposed out of the expansion handle 4;

(3) digging installation holes in cracks existing in construction projects such as crack building foundations, underground tunnels, subways and the like, putting the series sectional type building crack plugging device into an installation opening, pulling back the inner pipe 1 to the outside by using a clamping device, moving an expansion handle 4 along with the inner pipe 1 to prop open an expansion branch blade 13, clamping the expansion branch blade 13 into a crack wall in an inclined expansion mode towards the outer end, and fixing the assembly pipe in the cracks;

(4) the inner pipe 1 is rotated forward, the rear part of the inner pipe screw head 6 is in threaded connection with the fixed head screw hole 11, the inner pipe 1 is rotated forward continuously, the inner pipe screw head 6 is screwed out of the expansion handle 4, the expansion handle 4 is separated from the inner pipe screw head 6, the inner pipe 1 is rotated continuously, the inner pipe screw head 6 is screwed into the casing 2 at the foremost end, the inner pipe 1 is pulled backwards, and the inner pipe screw head 6 is in threaded connection with the casing screw hole 8 of the casing 2 at the foremost end;

(5) the rear end of the inner pipe 1 is communicated with a grouting machine, when water leaks from the crack, quick setting filler is quickly added into the foremost sleeve 2 through the inner pipe 1 by using the grouting machine, the single sleeve 2 is shorter, after the quick setting filler is pressed into the foremost sleeve 2, the quick setting filler is flushed into the crack along the grout outlet 5 under strong punching, and the quick setting filler is densely filled in the crack due to large punching, so that the plugging effect is improved, and the water leakage source can be quickly plugged;

(6) after the casing 2 at the foremost end and the cracks nearby are filled, the inner pipe 1 is continuously rotated in the forward direction to enable the screw head 6 of the inner pipe to be screwed into the second section of the casing 2, the inner pipe 1 is pulled backwards, and the screw head 6 of the inner pipe is in threaded connection with the casing screw hole 8 of the second section of the casing 2;

(7) the concrete filler is quickly added into the second section of sleeve 2 through the inner pipe 1 by using a grouting machine, the hardness of the concrete filler is high after the concrete filler is solidified, the permanent plugging of cracks can be realized, and the concrete filler is continuously poured until the second section of sleeve 2 and the cracks nearby are completely filled;

(8) and (4) repeating the steps (6) and (7) to fill and block the third section and the fourth section … … of the last section of the casing, cutting off the inner pipe 1 and the last section of the casing 2 exposed from the crack after the blocking is finished, and leveling the outer surface of the crack by using cement.

The embodiment is applied to the leakage position of the building, and the slurry for plugging comprises cement slurry, chemical adhesive or special plugging curing agent and the like; the slurry for plugging is selected according to the type of the building gap.

Claims

1. The utility model provides a series connection sectional type building gap plugging device which characterized in that: comprises an inner tube, a sleeve, a fixed head, an expansion handle, a pulp outlet hole, an inner tube screw head, an inner tube cavity, a sleeve cavity and an expansion branch blade; the inner pipe of the straight tubular structure is internally provided with an inner pipe cavity penetrating through the inner pipe, the front end of the inner pipe is provided with an inner pipe screw head, the inner pipe is nested with more than one sleeve of the straight tubular structure, and when more than two sleeves are arranged on the inner pipe, the rear end of the previous sleeve is fixedly connected with the front end of the next sleeve; the rear end of the sleeve can be in threaded connection with the inner pipe screw head; a slurry outlet is arranged on the side wall of the sleeve and communicated with the sleeve cavity of the sleeve; the front end of the sleeve arranged at the most front part of the inner pipe is fixedly connected with the rear end of the fixed head, and the rear end of the fixed head and the screw head of the inner pipe can be in threaded connection; the front end of the fixed head cover is provided with an expansion branch blade; the inner pipe screw head extends out from the front end of the fixed head, and the front part of the inner pipe screw head is in threaded connection with the expansion handle of the round cake-shaped structure.

2. The series segmented building gap plugging device of claim 1, wherein: the slurry outlet holes are arranged on the pipe wall of the sleeve in a linear array mode, and more than three expansion branch blades are arranged at the front end of the fixed head cover in a circular array mode.

3. The series segmented building gap closure device of claim 2, wherein: the rear end of the sleeve is fixedly provided with a sleeve cover with a round cake-shaped structure, the middle part of the sleeve cover is provided with a sleeve screw hole penetrating through the sleeve cover, the sleeve screw hole is matched with the inner pipe screw head, and the sleeve screw hole and the inner pipe screw head can be in threaded connection; the residual pipe body of the inner pipe except the screw head of the inner pipe can freely pass through the screw hole of the sleeve; the sleeve screw hole is communicated with a sleeve cavity in the sleeve, and the inner diameter of the sleeve cavity is larger than the outer diameter of the inner tube.

4. The series segmented building gap plugging device of claim 3, wherein: the rear end of the fixed head is provided with a fixed head cover with a round cake-shaped structure, the middle part of the fixed head cover is provided with a fixed head screw hole penetrating through the fixed head cover, the fixed head screw hole is matched with the inner pipe screw head, and the fixed head screw hole and the inner pipe screw head can be in threaded connection; the residual pipe body of the inner pipe except the inner pipe screw head can freely pass through the fixed head screw hole.

5. The series segmented building gap plugging device of claim 4, wherein: the rear end surface of the expansion branch blade is of a fan-shaped structure, the front end surface of the expansion branch blade is an inward-inclined surface of a circular arc curved surface structure, and the inward-inclined surface is inclined and deformed towards the inner end and the rear end; the diameter size of the pipe cavity enclosed by the expansion branch leaves is larger than the outer diameter size of the pipe of the inner pipe.

6. The series segmented building gap closure device of claim 5, wherein: the middle part of the expansion handle is provided with a handle screw hole which does not penetrate through the expansion handle, the handle screw hole is matched with the inner pipe screw head, and the handle screw hole and the inner pipe screw head can be in threaded connection; the outer diameter of the expansion handle of the round cake-shaped structure is larger than the diameter of the pipe cavity enclosed by the expansion branch leaves.

7. The tandem segmented building gap closure device of claim 6, wherein: when the series sectional type building gap plugging device plugs a crack by using more than two sleeves, the rear end of the previous sleeve is connected with the front end of the next sleeve in a welding or threaded manner.

8. The tandem segmented building gap closure device of claim 7, wherein: the number of the sleeves is in direct proportion to the depth of the crack, the pipe diameter of each sleeve is in direct proportion to the width of the crack, and the length of the inner pipe is in direct proportion to the number of the sleeves.