CN214996281U - Grouting tool for reinforcing concrete cracks - Google Patents
Grouting tool for reinforcing concrete cracks Download PDFInfo
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- CN214996281U CN214996281U CN202120989750.1U CN202120989750U CN214996281U CN 214996281 U CN214996281 U CN 214996281U CN 202120989750 U CN202120989750 U CN 202120989750U CN 214996281 U CN214996281 U CN 214996281U
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Abstract
The utility model relates to the technical field of concrete repair, in particular to a concrete crack reinforcing and grouting tool; comprises a drill bit, a relay rod, a fixed head and a transmission rod; the drill bit is hollow, the bottom end of the drill bit is provided with a cutting edge, and the top end of the drill bit is provided with a connecting threaded hole; the drill bit is provided with material discharge lines on the circumference and grouting through holes in the radial direction, and the material discharge lines and the grouting through holes are arranged in a staggered manner; the relay rod is also provided with a grouting through hole in the radial direction, the bottom end of the relay rod is in threaded connection with the drill bit, and the top end of the relay rod is in threaded connection with the fixed rod; the fixed rod is provided with a fixed head, the center of the fixed head is provided with an internal rotation clamping groove, and the two sides of the fixed head are provided with clamping bamboo shoots; the transmission rod is fixedly connected in the internal rotation clamping groove; the utility model provides a to the darker crack of development, current drilling slip casting instrument uses inconvenient, the inhomogeneous problem of slip casting.
Description
Technical Field
The application relates to the technical field of concrete repair, and particularly discloses a grouting tool for reinforcing a concrete crack.
Background
Civil construction engineering, which is dominated by a concrete structure, the concrete structure inevitably has cracks due to the action of internal and external factors, and the cracks are the main reasons for reducing the bearing capacity, durability and waterproofness of the concrete structure; common treatment methods for concrete cracks include a filling method, a grouting method, a structure reinforcing method, a concrete replacement method, an electrochemical protection method and the like; the grouting method has lower repairing cost and wider application range; for developing deeper cracks, the existing drilling grouting tool is inconvenient to use and uneven in grouting.
The present invention provides a concrete crack strengthening grouting tool to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a concrete crack consolidates slip casting instrument to the solution is to the darker crack of development, and current drilling slip casting instrument uses inconveniently, the inhomogeneous problem of slip casting.
In order to achieve the purpose, the utility model discloses a basic scheme provides a concrete crack reinforcing grouting tool.
The principle and effect of this basic scheme lie in: comprises a drill bit, a relay rod, a fixed rod, a threaded sleeve, a fixed head and a transmission rod; a grouting channel is arranged in the center of the drill bit, the relay rod and the fixed rod, and a grouting through hole is radially arranged and communicated with the grouting channel;
the bottom end of the drill bit is provided with a cutting edge, and the top end of the drill bit is provided with a connecting threaded hole; the circumference of the drill bit is provided with material discharging grains which are arranged in a staggered manner with the grouting through holes; the bottom end of the relay rod is in threaded connection with the drill bit, and the top end of the relay rod is in threaded connection with the fixed rod; the fixed rod is provided with a fixed head, the center of the fixed head is provided with an internal rotation clamping groove, and two sides of the fixed head are provided with bosses; one end of the transmission rod is positioned in the internal rotation clamping groove, the transmission rod is fixedly connected with the fixed head through a threaded sleeve, and the threaded sleeve can prop against the boss;
the grouting device also comprises a grouting head with a grouting pipeline, and the grouting head can be fixedly connected with the fixing head.
By adopting the technical scheme, the method has the advantages that: when the drill bit works, the broken concrete materials can be discharged by the discharge lines arranged on the drill bit. For a deeper crack, a plurality of relay rods can be connected together, so that the length of the grouting tool is prolonged; one end of the transmission rod is positioned in the clamping groove, the transmission rod is connected with the internal rotation clamping groove through the molded surface, the molded surface is firmly connected, the transmission rod transmits power through the molded surface, and the power transmission is stable; a grouting channel is arranged in the center of the drill bit, the relay rod and the fixed rod, and a grouting through hole is radially arranged and communicated with the grouting channel; after drilling is completed, screwing out the threaded sleeve, taking out the transmission rod, and connecting the grouting head with the fixed head; the grout enters the grouting through hole from the grouting head connecting channel and is uniformly dispersed; the problem of to developing the darker crack, current drilling slip casting instrument uses inconveniently, the slip casting is inhomogeneous is solved.
Furthermore, the fixed head surface is provided with the screw thread, and interior spiral draw-in groove is 4 spiral draw-in grooves, and the spiral draw-in groove bottom is provided with the dead recess of lock.
By adopting the technical scheme, the method has the advantages that: the internal rotation clamping groove is 4 spiral clamping grooves, the bottom end of each spiral clamping groove is provided with a locking groove, the transmission rod enters from the spiral clamping grooves and enters into the locking clamping grooves to be locked, the transmission rod cannot be separated from the locking clamping grooves, and the installation is simple.
Furthermore, a grouting channel is arranged in the center of the grouting head, the grouting head and the transmission rod are stepped shafts, and 4 connecting clamping bamboo shoots are arranged at the stepped bottom ends of the grouting head and the transmission rod.
By adopting the technical scheme, the method has the advantages that: the grouting head and the transmission rod are stepped shafts, the step of each stepped shaft can abut against the corresponding fixed head, the step of the transmission rod can serve as a stress part, and the step of the grouting head abuts against the corresponding fixed head to indicate that the grouting head is installed in place.
Further, the outer surface of the transmission rod is provided with threads.
By adopting the technical scheme, the method has the advantages that: the thread arranged on the outer surface of the transmission rod can be used for fixing the thread sleeve, and the transmission rod and the fixed rod are fixed by the thread sleeve.
Furthermore, the outer surface of the bottom end of the relay rod is provided with a connecting thread, and a connecting internal thread is arranged in the top end grouting channel.
By adopting the technical scheme, the method has the advantages that: the bottom end and the top end of the relay rod are provided with connecting threads which can be used for connecting a fixing rod and a drill bit, the bottom end is matched with the connecting threads on the top end, and when concrete cracks are deep, a plurality of relay rods can be used for prolonging grouting tools.
Furthermore, the screwing direction of connecting threads between the drill bit and the relay rod and between the relay rod and the fixed rod is the same as the screwing direction of the internal thread clamping groove and the screwing direction of the thread sleeve threads.
By adopting the technical scheme, the method has the advantages that: the screwing direction of connecting threads between the drill bit and the relay rod and between the relay rod and the fixed rod is the same as the screwing direction of the internal rotation clamping groove and the screwing direction of the thread sleeve, and the connecting threads between the components cannot be loosened when the grouting tool works.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a concrete crack reinforcing and grouting tool provided by an embodiment of the application;
FIG. 2 is a partial schematic structural diagram of a concrete crack reinforcing and grouting tool according to an embodiment of the application;
FIG. 3 is a partial schematic structural diagram of a concrete crack reinforcing and grouting tool according to an embodiment of the present application
FIG. 4 shows a schematic diagram of the structure of the relay rod of FIG. 1;
FIG. 5 shows a schematic view of the anchor head structure of FIG. 1;
fig. 6 shows an oblique perspective view of fig. 5.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the 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 application.
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the drilling head comprises a drilling head 1, a relay rod 2, a fixed rod 3, a transmission rod 4, a connecting clamp 5, a boss 6, a threaded sleeve 7, a grouting channel 9, a grouting hole 10, a grouting head 12, a spiral clamping groove 13 and a locking groove 14.
An embodiment of a concrete crack reinforcing and grouting tool is shown in figures 1-6,
the utility model discloses a concrete implementation process:
as shown in fig. 1, 2 and 3: comprises a drill bit 1, a relay rod 2, a fixed rod 3, a thread bush 7, a fixed head and a transmission rod 4; a grouting channel 9 is arranged in the centers of the drill bit 1, the relay rod 2 and the fixed rod 3, a grouting through hole 10 is radially arranged, and the grouting through hole 10 is communicated with the grouting channel 9;
the bottom end of the drill bit 1 is provided with a cutting edge, and the top end is provided with a connecting threaded hole; the circumference of the drill bit 1 is provided with material discharging grains which are arranged in a staggered manner with the grouting through holes 10; the bottom end of the relay rod 2 is in threaded connection with the drill bit 1, and the top end of the relay rod 2 is in threaded connection with the fixed rod 3; a fixing head is arranged on the fixing rod 3 and is welded with the fixing rod 3, an internal rotation clamping groove is arranged in the center of the fixing head, and bosses 6 are arranged on two sides of the fixing head; one end of the transmission rod 4 is positioned in the internal rotation clamping groove, the transmission rod 4 is fixedly connected with the fixed head through a threaded sleeve 7, and the threaded sleeve 7 can abut against the boss 6;
the grouting device also comprises a grouting head 12 with a grouting pipeline, and the grouting head 12 can be fixedly connected with the fixed head.
By adopting the technical scheme, the method has the advantages that: when the drill bit 1 works, the broken concrete materials can be discharged by the discharge lines arranged on the drill bit 1. For a deeper crack, a plurality of relay rods 2 can be connected together, so that the length of the grouting tool is prolonged; one end of the transmission rod 4 is positioned in the clamping groove, the transmission rod 4 is connected with the internal rotation clamping groove through the molded surface, the molded surface is firmly connected, the transmission rod 4 transmits power through the molded surface, and the power transmission is stable; a grouting channel 9 is arranged in the centers of the drill bit 1, the relay rod 2 and the fixed rod 3, a grouting through hole 10 is radially arranged, and the grouting through hole 10 is communicated with the grouting channel 9; after drilling is finished, screwing out the threaded sleeve 7, taking out the transmission rod 4, and connecting the grouting head 12 with the fixed head; the grout enters the grouting through hole 10 from the connecting channel of the grouting head 12 and is uniformly dispersed; the problem of to developing the darker crack, current drilling slip casting instrument uses inconveniently, the slip casting is inhomogeneous is solved.
As shown in fig. 5 and 6: the fixed head surface is provided with the screw thread, and interior spin draw-in groove is 4 spiral draw-in grooves 13, and spiral draw-in groove 13 bottom is provided with the dead recess of lock 14.
By adopting the technical scheme, the method has the advantages that: the internal rotation clamping groove is 4 spiral clamping grooves 13, a locking groove 14 is formed in the bottom end of each spiral clamping groove 13, the transmission rod 4 enters from the spiral clamping grooves 13 and enters the locking clamping groove to be locked, the transmission rod 4 cannot be separated from the locking clamping groove, and installation is simple.
As shown in fig. 3: the center of the grouting head 12 is provided with a grouting channel 9, the grouting head 12 and the transmission rod 4 are stepped shafts, and the stepped bottom ends of the grouting head 12 and the transmission rod 4 are provided with 4 connecting clamping bamboo shoots 5.
By adopting the technical scheme, the method has the advantages that: the grouting head 12 and the transmission rod 4 are stepped shafts, the steps of the stepped shafts can abut against the fixed head, the steps of the transmission rod 4 can serve as stress parts, and the steps of the grouting head 12 abut against the fixed head to indicate that the grouting head is installed in place.
As shown in fig. 2: the outer surface of the transmission rod 4 is provided with threads.
By adopting the technical scheme, the method has the advantages that: the thread arranged on the outer surface of the transmission rod 4 can be used for fixing the thread sleeve 7, and the thread sleeve 7 fixes the transmission rod 4 and the fixed rod 3.
As shown in fig. 3: the outer surface of the bottom end of the relay rod 2 is provided with a connecting thread, and a connecting internal thread is arranged in the top end grouting channel 9.
By adopting the technical scheme, the method has the advantages that: the bottom end and the top end of the relay rod 2 are provided with connecting threads which can be used for connecting the fixing rod 3 with the drill bit 1, the bottom end is matched with the connecting threads on the top end, and when concrete cracks are deep, a plurality of relay rods 2 can be used for prolonging grouting tools.
As shown in fig. 1: the screwing direction of connecting threads between the drill bit 1 and the relay rod 2 and between the relay rod 2 and the fixed rod 3 is the same as the screwing direction of the threads of the internal rotation clamping groove and the thread sleeve 7.
By adopting the technical scheme, the method has the advantages that: the screwing direction of connecting threads between the drill bit 1 and the relay rod 2 and between the relay rod 2 and the fixed rod 3 is the same as the screwing direction of the threads of the internal rotation clamping groove and the threaded sleeve 7, and the connecting threads between the parts cannot be loosened when the grouting tool works.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (6)
1. The utility model provides a slip casting instrument is consolidated to concrete crack which characterized in that: comprises a drill bit, a relay rod, a fixed rod, a threaded sleeve, a fixed head and a transmission rod; a grouting channel is arranged in the center of the drill bit, the relay rod and the fixed rod, and a grouting through hole is radially arranged and communicated with the grouting channel;
the bottom end of the drill bit is provided with a cutting edge, and the top end of the drill bit is provided with a connecting threaded hole; the circumference of the drill bit is provided with material discharging grains which are arranged in a staggered manner with the grouting through holes; the bottom end of the relay rod is in threaded connection with the drill bit, and the top end of the relay rod is in threaded connection with the fixed rod; the fixed rod is provided with a fixed head, the center of the fixed head is provided with an internal rotation clamping groove, and two sides of the fixed head are provided with bosses; one end of the transmission rod is positioned in the internal rotation clamping groove, the transmission rod is fixedly connected with the fixed head through a threaded sleeve, and the threaded sleeve can prop against the boss;
the grouting device also comprises a grouting head with a grouting pipeline, and the grouting head can be fixedly connected with the fixing head.
2. The concrete crack reinforcing grouting tool of claim 1, characterized in that: the fixed head surface is provided with the screw thread, and interior spin draw-in groove is 4 helical groove, and the helical groove bottom is provided with the dead recess of lock.
3. The concrete crack reinforcing grouting tool of claim 2, characterized in that: the center of the grouting head is provided with a grouting channel, the grouting head and the transmission rod are stepped shafts, and the stepped bottom ends of the grouting head and the transmission rod are provided with 4 connecting clamping bamboo shoots.
4. A concrete crack strengthening grouting tool according to claim 3, characterized in that: the outer surface of the transmission rod is provided with threads.
5. The concrete crack reinforcing grouting tool of claim 4, characterized in that: the outer surface of the bottom end of the relay rod is provided with connecting threads, and a connecting internal thread is arranged in the top end grouting channel.
6. The concrete crack reinforcing grouting tool of claim 5, characterized in that: the screwing direction of connecting threads between the drill bit and the relay rod and between the relay rod and the fixed rod is the same as the screwing direction of the internal rotation clamping groove and the threads of the thread sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120989750.1U CN214996281U (en) | 2021-05-11 | 2021-05-11 | Grouting tool for reinforcing concrete cracks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120989750.1U CN214996281U (en) | 2021-05-11 | 2021-05-11 | Grouting tool for reinforcing concrete cracks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214996281U true CN214996281U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120989750.1U Expired - Fee Related CN214996281U (en) | 2021-05-11 | 2021-05-11 | Grouting tool for reinforcing concrete cracks |
Country Status (1)
| Country | Link |
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| CN (1) | CN214996281U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635583A (en) * | 2022-04-19 | 2022-06-17 | 中交四公局第二工程有限公司 | Anti-leakage plugging equipment for house building construction |
-
2021
- 2021-05-11 CN CN202120989750.1U patent/CN214996281U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114635583A (en) * | 2022-04-19 | 2022-06-17 | 中交四公局第二工程有限公司 | Anti-leakage plugging equipment for house building construction |
| CN114635583B (en) * | 2022-04-19 | 2024-03-22 | 中交四公局第二工程有限公司 | Anti-leakage plugging equipment for building construction |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |