CN219118852U - Grouting device for repairing cracks - Google Patents
Grouting device for repairing cracks Download PDFInfo
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- CN219118852U CN219118852U CN202320110319.4U CN202320110319U CN219118852U CN 219118852 U CN219118852 U CN 219118852U CN 202320110319 U CN202320110319 U CN 202320110319U CN 219118852 U CN219118852 U CN 219118852U
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- injection cylinder
- piston
- rod
- grouting device
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Abstract
The utility model belongs to the technical field of crack repair, and discloses a grouting device for crack repair, which comprises an injection cylinder, an insertion head, a piston core rod, a plugging plate and a transmission mechanism; one end of the injection cylinder is connected with the insertion head, the other end of the injection cylinder is provided with the piston core rod, the piston core rod can slide in the injection cylinder, the plugging plate is positioned at the joint of the injection cylinder and the insertion head, and the transmission mechanism is connected with the piston core rod. The automatic grouting device can realize automatic grouting, solves the problems of troublesome manual grouting operation and low efficiency, can prevent overflow and flow of cement grouting material, and does not need subsequent polishing treatment after grouting material is injected.
Description
Technical Field
The utility model belongs to the technical field of crack repair, and particularly relates to a grouting device for crack repair.
Background
The "crack repairing" technology is one kind of construction technology for repairing and reinforcing concrete crack and has various grouting devices.
The existing wall crack repairing method is characterized in that modified polymer cement grouting material is manually injected into the crack, but the cement grouting material is pushed to enter the crack by pushing the injector while the injector is inserted into the crack, so that the operation is troublesome, the working efficiency is low, and in addition, the cement grouting material in the injected crack is easy to overflow, so that the wall flows.
The application number is 202122354372.2, a wall crack repairing and filling device is disclosed, which comprises an injection cylinder and a connecting cylinder, wherein the injection cylinder and the connecting cylinder are fixedly connected with each other, and a movable rod is movably arranged on the upper end surface of the injection cylinder in a penetrating way; the anti-backflow mechanism is arranged on the inner wall of the connecting cylinder, the problem of fatigue of a user is solved to a certain extent, but manual operation is still needed in the process of extruding and repairing slurry, and the labor intensity of staff is high.
Disclosure of Invention
The utility model aims to provide a grouting device for repairing cracks, which can realize automatic grouting, save labor and prevent cement grouting material from overflowing during grouting.
The technical scheme adopted by the utility model is that the grouting device for repairing cracks comprises an injection cylinder, an insertion head, a piston core rod, a plugging plate and a transmission mechanism; one end of the injection cylinder is connected with the insertion head, the other end of the injection cylinder is provided with the piston core rod, the piston core rod can slide in the injection cylinder, the plugging plate is positioned at the joint of the injection cylinder and the insertion head, and the transmission mechanism is connected with the piston core rod.
Preferably, the piston core rod comprises a piston rod, a pushing cover and a piston, wherein one end of the piston rod is fixedly connected with the piston, and the other end of the piston rod is fixedly connected with the pushing cover; the piston is located inside the injection cylinder, and the push cap is located outside the injection cylinder.
Preferably, the outer diameter of the piston is equal to the inner diameter of the injection cylinder.
Preferably, the transmission mechanism comprises a loop bar, a driving motor, a screw rod, a connecting rod, a limiting structure, a mounting block and a supporting block; the loop bar is fixedly connected to the driving motor, the output end of the driving motor is fixedly connected with the screw rod, the screw rod is rotatably arranged in the inner cavity of the loop bar, the connecting rod is in threaded connection with the screw rod, the limiting structure is used for limiting the connecting rod not to rotate, and the driving motor and the loop bar are respectively and fixedly connected with the injection cylinder through the mounting block and the supporting block.
Preferably, one end of the connecting rod, which is positioned at the outer side of the loop bar, is bent and is fixedly connected with the center of the side face of the pushing cover.
Preferably, the limit structure comprises a strip-shaped groove and a protruding block, wherein the strip-shaped groove is arranged on the inner wall of the loop bar along the axial direction, the protruding block is arranged on the outer wall of the connecting rod, which is close to one end of the driving motor, and the protruding block is arranged in the groove.
Preferably, the grooves and the bumps are provided with a plurality of same number.
Preferably, the surface of the injection cylinder is provided with a power supply assembly and a guard bar, a control button is arranged on the guard bar, and the power supply assembly and the control button are electrically connected with the driving motor.
Preferably, the feeding device further comprises a feeding assembly, the feeding assembly comprises a connecting block fixedly connected to the surface of the injection cylinder, one end of the connecting block is rotationally connected with an outer cover, a feeding hole is formed in an inner cavity of the connecting block, and the feeding hole is mutually communicated with the inner cavity of the injection cylinder.
Preferably, the diameter of the plugging plate is larger than the diameter of the injection cylinder.
The utility model has the beneficial effects that:
1. according to the grouting device for repairing the cracks, the driving motor is started, the output end of the driving motor drives the screw rod to rotate in the inner cavity of the loop bar, the connecting rod on the surface is driven by the screw rod to move through the limit of the connecting rod in the inner cavity of the loop bar, one end of the connecting rod drives the piston to move in the inner cavity of the injection cylinder through pushing the cover, so that cement grouting material in the inner cavity of the injection cylinder is extruded to flow out of the insertion head end opening and be injected into the cracks, automatic grouting is realized, the problems that the injector is required to be inserted into the cracks while manual injection is required, then the injector is pushed, the cement grouting material enters the cracks, the operation is troublesome, and the working efficiency is low are solved;
2. this slip casting device for crack repairing, through the shutoff board that pours into a section of thick bamboo one end surface setting into, along with pouring into, its laminating in the shutoff board of wall body surface can block the cement grouting material that overflows from the crack, can prevent that the overflow of cement grouting material from flowing, in addition through the shutoff board keep out, can also make cement grouting material and wall body surface parallel and level each other, need not pour into and carry out subsequent polishing after the thick liquids into.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a front elevational view of the structure of the present utility model;
FIG. 3 is a schematic view of a piston rod of the present utility model;
FIG. 4 is a schematic diagram of a structural transmission mechanism of the present utility model;
FIG. 5 is an enlarged view of part of the structure of the present utility model at A in FIG. 4;
FIG. 6 is a schematic view of a feed assembly of the present utility model;
FIG. 7 is a schematic diagram of a power supply assembly according to the present utility model.
In the figure: 1. an injection cylinder; 2. a piston rod; 3. pushing the cover; 4. a feed assembly; 41. a connecting block; 42. an outer cover; 43. a feed inlet; 5. a guard bar; 6. a control button; 7. a transmission mechanism; 71. a loop bar; 72. a drive motor; 73. a mounting block; 74. a screw rod; 75. a support block; 76. a connecting rod; 8. a plugging plate; 9. an insertion head; 10. a power supply assembly; 101. a battery case; 102. a lithium battery; 103. a battery cover; 11. and (3) a piston.
Detailed Description
The following is a further detailed description of the embodiments:
referring to fig. 1 and 2, the grouting device for repairing cracks of the present utility model includes an injection cylinder 1, an insertion head 9, a piston rod, a plugging plate 8, and a transmission mechanism 7.
The injection cylinder 1 is a hollow shell formed by combining a cylinder shape and a circular truncated cone shape, one circular truncated cone-shaped end of the injection cylinder 1 is connected with the insertion head 9, and the other end of the injection cylinder is provided with a piston core rod. The cartridge 1 is detachably connected to the insertion head 9. The plugging plate 8 is positioned at the joint of the injection cylinder 1 and the insertion head 8 and fixedly sleeved with the surface of the injection cylinder 1, and the plugging plate 8 is larger than the diameter of the injection cylinder 1.
Referring to fig. 3, the piston core rod includes a piston rod 2, a pushing cap 3, and a piston 11, wherein one end of the piston rod 2 is fixedly connected with the piston 11, and the other end is fixedly connected with the pushing cap 3. The piston is positioned inside the injection cylinder, and the pushing cover is positioned outside the injection cylinder. The piston 11 is hollow cylindrical, the piston rod penetrates through the piston 11, the outer diameter of the piston 11 is the same as the inner diameter of the injection cylinder 1, and the piston core rod is arranged in the inner cavity of the injection cylinder 1 in a sliding manner.
Referring to fig. 4 and 5, the transmission mechanism 7 includes a loop bar 71, a driving motor 72, a mounting block 73, a screw rod 74, a supporting block 75, a connecting rod 76, and a limiting structure. The driving motor 72 is fixedly connected with the loop bar 71, the output end of the driving motor 72 is fixedly connected with the screw rod 74, the screw rod 74 is rotatably arranged in the inner cavity of the loop bar 71, the connecting rod 76 is arranged at one end, far away from the driving motor 72, of the inner cavity of the loop bar 71 in a penetrating mode, the limiting structure is used for limiting the connecting rod 76 not to rotate in the loop bar 71, the limiting structure comprises a matched groove and a protruding block, the inner cavity of the loop bar 71 is axially provided with a strip-shaped groove, one end, close to the driving motor 72, of the outer surface of the connecting rod is provided with the protruding block, the protruding block is matched with the position and the size of the groove, and the protruding block can slide along the groove. In this embodiment, the grooves and the bumps are all provided with 4, and are uniformly distributed around the circumferential direction. The connecting rod 76 is provided with an internal threaded hole along the axial direction, and the connecting rod 76 is in threaded connection with the screw rod 74 through the internal threaded hole; when the screw rod 74 rotates, the groove and the protruding block limit the connecting rod 76, so that the connecting rod 76 can be ensured not to rotate circumferentially, and the axial displacement of the connecting rod 76 is realized. The inner wall of the end of the loop bar 71 remote from the end of the drive motor 72 is the same size as the surface of the connecting bar 76. One end of the connecting rod 76, which is positioned outside the loop bar 71, is bent and fixedly connected with the center of the side face of the pushing cover 3, the bottom of the driving motor 72 and the bottom of the loop bar 71 are respectively and fixedly connected with the surface of the injection cylinder 1 through the mounting block 73 and the supporting block 75, and the driving motor 72 and the control button 6 are electrically connected through a wire. The working principle of the transmission mechanism is as follows: after the driving motor 72 is started, the screw rod 74 is driven to rotate in the inner cavity of the sleeve rod 71, meanwhile, the connecting rod 76 is sleeved in the inner cavity of the sleeve rod 71, the groove limits the protruding block on the connecting rod 76, then the connecting rod 76 sleeved on the screw rod 74 is driven to axially move, the connecting rod 76 further pushes the pushing cover 3, the pushing cover 3 drives the piston rod 2, and accordingly the piston rod 2 pushes the piston 11 to move.
Referring to fig. 2, a feeding component 4 and a power component 10 are further disposed on the surface of the injection cylinder 1, a protection rod 5 is fixedly connected to the surface of the injection cylinder 1, a control button 6 is disposed on the surface of the protection rod 5, the protection rod 5 is held by hand, and then the control button 6 is pressed to control a transmission mechanism 7 to start, so that the transmission mechanism 7 pushes a piston rod 2 to drive a piston 11 to move in the inner cavity of the injection cylinder 1 by pushing a cover 3, and cement grouting material in the inner cavity of the injection cylinder 1 is extruded to flow out from a port of an insertion head 9 and is injected into a crack.
Referring to fig. 6, the feeding assembly 4 includes a connection block 41 fixedly connected to one side surface of the injection cylinder 1, one end of the connection block 41 is rotatably connected with an outer cover 42 through a hinge, an inner cavity of the connection block 41 is provided with a feeding port 43, the feeding port 43 is communicated with the inner cavity of the injection cylinder 1, the outer cover 42 is opened from a port of the connection block 41, and then cement grouting material is injected into the inner cavity of the injection cylinder 1 through the feeding port 43, but at this time, the piston 11 is positioned at the extreme edge of the port of the injection cylinder 1, so that cement grouting material injected into the inner cavity of the injection cylinder 1 through the feeding port 43 flows into the inner cavity of the injection cylinder 1 and is not blocked by the piston 11, and after injection is completed, the outer cover 42 is closed.
Referring to fig. 7, the power supply assembly 10 includes a battery case 101 fixedly connected to the other surface of the injection tube 1, a lithium battery 102 is disposed in an inner cavity of the battery case 101, a battery cover 103 is movably disposed on a surface of the battery case 101, the power supply assembly 10 is electrically connected to the driving motor 72 by a wire, the battery cover 103 is opened, a lithium battery 102 is mounted in the inner cavity of the battery case 101, and then the battery cover 103 is mounted on the surface of the battery case 101.
To sum up, the workflow of the utility model is as follows: in use, the battery cover 103 is firstly opened, the lithium battery 102 is mounted in the inner cavity of the battery box 101, then the battery cover 103 is mounted on the surface of the battery box 101, at this time, the control button 6 is arranged between the power supply assembly 10 and the driving motor 72 through a wire, the control button 6 just controls the communication between the driving motor 72 and the power supply assembly 10, then the outer cover 42 is opened from the port of the connecting block 41, then cement grouting material is injected into the inner cavity of the injection cylinder 1 through the feed port 43, at this time, the piston 11 is positioned at the extreme edge of the port of the injection cylinder 1, so that cement grouting material injected into the inner cavity of the injection cylinder 1 through the feed port 43 flows into the inner cavity of the injection cylinder 1 and is not blocked by the piston 11, after the injection is completed, the outer cover 42 is closed, then the protection rod 5 is held, the insertion head 9 is inserted into a wall crack, and the plugging plate 8 is attached to the surface of the wall, then the control button 6 is pressed to electrically communicate the power supply assembly 10 with the driving motor 72, so that the output end of the driving motor 72 is controlled to drive the screw rod 74 to rotate in the inner cavity of the sleeve rod 71, a rotation limiting mechanism is formed by the protruding blocks on the connecting rod 76 and the grooves matched with the protruding blocks in the inner cavity of the sleeve rod 71, the screw rod 74 drives the connecting rod 76 on the surface to axially displace, one end of the connecting rod 76 drives the piston 11 to move in the inner cavity of the injection cylinder 1 by pushing the cover 3, so that the cement grouting material in the inner cavity of the injection cylinder 1 is extruded to flow out of the port of the insertion head 9 and be injected into the crack, along with the injection, the plugging plate 8 attached to the wall surface can block the cement grouting material overflowing from the crack, the overflow flow of the cement grouting material can be prevented, in addition, the cement grouting material and the wall surface can be mutually leveled by the blocking of the plugging plate 8, the subsequent polishing process is continued without the injection.
Claims (10)
1. The grouting device for repairing the cracks is characterized by comprising an injection cylinder, an insertion head, a piston core rod, a plugging plate and a transmission mechanism; one end of the injection cylinder is connected with the insertion head, the other end of the injection cylinder is provided with the piston core rod, the piston core rod can slide in the injection cylinder, the plugging plate is positioned at the joint of the injection cylinder and the insertion head, and the transmission mechanism is connected with the piston core rod.
2. The grouting device for repairing cracks according to claim 1, wherein the piston core rod comprises a piston rod, a pushing cover and a piston, one end of the piston rod is fixedly connected with the piston, and the other end is fixedly connected with the pushing cover; the piston is located inside the injection cylinder, and the push cap is located outside the injection cylinder.
3. The grouting device for fracture repair of claim 2, wherein an outer diameter of the piston is equal to an inner diameter of the injection cylinder.
4. The grouting device for repairing cracks according to claim 1, wherein the transmission mechanism comprises a loop bar, a driving motor, a screw rod, a connecting rod, a limiting structure, a mounting block and a supporting block; the loop bar is fixedly connected to the driving motor, the output end of the driving motor is fixedly connected with the screw rod, the screw rod is rotatably arranged in the inner cavity of the loop bar, the connecting rod is in threaded connection with the screw rod, the limiting structure is used for limiting the connecting rod not to rotate, and the driving motor and the loop bar are respectively and fixedly connected with the injection cylinder through the mounting block and the supporting block.
5. The grouting device for repairing cracks according to claim 4, wherein one end of the connecting rod located at the outer side of the loop bar is bent and fixedly connected with the center of the side face of the pushing cover.
6. The grouting device for repairing cracks according to claim 4, wherein the limiting structure comprises a strip-shaped groove arranged on the inner wall of the loop bar along the axial direction and a lug arranged on the outer wall of the connecting rod, which is close to one end of the driving motor, and the lug is arranged in the groove.
7. The grouting device for repairing cracks according to claim 6, wherein the grooves and the protrusions are provided in equal numbers.
8. The grouting device for repairing cracks according to claim 4, wherein a power supply assembly and a guard bar are arranged on the surface of the injection cylinder, a control button is arranged on the guard bar, and the power supply assembly and the control button are electrically connected with the driving motor.
9. The grouting device for repairing cracks according to claim 1, further comprising a feeding component, wherein the feeding component comprises a connecting block fixedly connected to the surface of the injection cylinder, one end of the connecting block is rotatably connected with an outer cover, a feeding port is formed in an inner cavity of the connecting block, and the feeding port is mutually communicated with the inner cavity of the injection cylinder.
10. The grouting device for fracture repair of claim 1, wherein the diameter of the plugging plate is greater than the diameter of the injection cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320110319.4U CN219118852U (en) | 2023-01-19 | 2023-01-19 | Grouting device for repairing cracks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320110319.4U CN219118852U (en) | 2023-01-19 | 2023-01-19 | Grouting device for repairing cracks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219118852U true CN219118852U (en) | 2023-06-02 |
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ID=86524850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320110319.4U Active CN219118852U (en) | 2023-01-19 | 2023-01-19 | Grouting device for repairing cracks |
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| Country | Link |
|---|---|
| CN (1) | CN219118852U (en) |
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2023
- 2023-01-19 CN CN202320110319.4U patent/CN219118852U/en active Active
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