CN210013508U - Injector for repairing concrete crack by grouting - Google Patents
Injector for repairing concrete crack by grouting Download PDFInfo
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- CN210013508U CN210013508U CN201920653505.6U CN201920653505U CN210013508U CN 210013508 U CN210013508 U CN 210013508U CN 201920653505 U CN201920653505 U CN 201920653505U CN 210013508 U CN210013508 U CN 210013508U
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- injection
- discharge hole
- positioning
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- concrete crack
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Abstract
The utility model provides a concrete crack is in milk and is restoreed syringe relates to concrete crack restoration technical field. The injection part comprises an injection tube and a push rod, a discharge hole is formed in the injection tube, and the positioning part is arranged at one end, close to the discharge hole, of the injection part and used for positioning the relative position between the discharge hole and a crack. The injection tube of the injection part of the utility model is used for temporarily storing the slurry to be filled, and the push rod is used for extruding the slurry in the injection tube, so that the slurry is pushed out from the discharge hole, and the slurry is filled in the crack; location portion sets up on injection portion, through location portion, the relative position between discharge opening and the crack has obtained the location, then can make thick liquids can pour into the crack into accurately after coming out from the discharge opening, then guaranteed to a certain extent thick liquids at the in-process that the injection was filled, the position of injection portion can not take place to remove to the extravagant possibility of thick liquids has been reduced.
Description
Technical Field
The utility model relates to a concrete crack restoration technical field especially relates to a concrete crack is in milk and is restoreed syringe.
Background
At present, civil and architectural engineering is dominated by concrete structures, and concrete structures inevitably have 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 structures. The international development trend shows that the maintenance and modification of buildings become the hot topic of the current society, concrete cracks are ubiquitous and unavoidable, and the damage of the buildings is usually started from the cracks, so that the control and treatment of the cracks are very important.
The current adopted crack repairing method is to use a grouting device to inject slurry into the crack so as to repair the concrete crack. However, in the injection process, for some relatively small cracks, the existing grouting device often cannot accurately align the discharge hole with the crack, so that slurry cannot be smoothly filled into the crack, which not only easily causes slurry waste, but also most importantly causes the crack to be insufficiently filled, thereby causing the repair false impression of surface repair and hollow inside.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide a concrete crack is in milk and is restoreed syringe for solve the unable accurate problem of aliging of discharge opening and crack among the prior art.
In order to achieve the above objects and other related objects, the present invention provides a concrete crack grouting repair injector, including: the injection part comprises an injection tube and a push rod, a discharge hole is formed in the injection tube, and the positioning part is arranged at one end, close to the discharge hole, of the injection part and used for positioning the relative position between the discharge hole and the crack.
In an embodiment of the utility model, location portion detachably sets up on injection portion, including link and location end, the link can be dismantled with injection portion and be connected, the location end is used for fixing a position the relative position between discharge opening and the crack.
In an embodiment of the utility model, the link is equipped with the internal thread, be equipped with the external screw thread on the injection tube, location portion passes through the internal thread of link and is connected on the injection tube with the external screw thread cooperation detachably on the injection tube.
In an embodiment of the present invention, the positioning end includes at least two positioning pins, and all the positioning pins are arranged in a direction parallel to the axis direction of the discharge hole, and the positioning pins and the axis of the discharge hole are on the same plane, and the top end of the positioning pins is longer than the top end of the discharge hole.
In an embodiment of the present invention, the injection device further includes a supporting portion, one end of the supporting portion is fixedly connected to the positioning portion, and the other end is parallel to the axis direction of the discharge hole, so as to support the injection portion.
In an embodiment of the present invention, the top of the supporting portion is flush with the top of the discharge hole.
In an embodiment of the present invention, the top end of the supporting portion is longer than the top end of the discharge hole.
In an embodiment of the present invention, the supporting portion is made of rubber.
As above, the utility model discloses a concrete crack is in milk and is restoreed syringe has following beneficial effect: the injection tube of the injection part is used for temporarily storing slurry to be filled, and the push rod is used for extruding the slurry in the injection tube, so that the slurry is pushed out from the discharge hole and is filled in the crack; location portion sets up on injection portion, through location portion, the relative position between discharge opening and the crack has obtained the location, then can make thick liquids can pour into the crack into accurately after coming out from the discharge opening, then guaranteed to a certain extent thick liquids at the in-process that the injection was filled, the position of injection portion can not take place to remove to the extravagant possibility of thick liquids has been reduced.
Drawings
Fig. 1 is a schematic view showing an overall structure of a concrete crack grouting repair injector disclosed in an embodiment of the present invention.
Fig. 2 is a left side view of the structure of fig. 1.
Description of the element reference numerals
1-an injection part; 2-a positioning part; 3-an injection cylinder; 4-a push rod; 5-a discharge hole; 6-connecting end; 7-a positioning end; 8-a positioning needle; 9-a support part.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1-2, the present invention provides a concrete crack grouting repair injector, which includes: an injection part 1 and a positioning part 2.
The injection unit 1 includes an injection cylinder 3 and a plunger 4. Be equipped with discharge opening 5 on the injection tube 3, location portion 2 sets up the one end that is close to discharge opening 5 on injection portion 1 for fix a position the relative position between discharge opening 5 and the crack.
The positioning part 2 is detachably arranged on the injection part 1 and comprises a connecting end 6 and a positioning end 7. The connecting end 6 is detachably connected with the injection part 1, and the positioning end 7 is used for positioning the relative position between the discharge hole 5 and the crack.
In this embodiment, the connecting end 6 is provided with an internal thread, and the syringe 3 is provided with an external thread. The location portion 2 passes through the internal thread of link 6 and the external screw thread cooperation detachably connection on the injection tube 3. In another embodiment, a plurality of latch teeth can be arranged on the outer wall of the injection cylinder, corresponding buckles are arranged on the connecting ends of the positioning parts, and the positioning parts can be detachably connected on the injection cylinder through the matching of the buckles and the latch teeth.
Referring to fig. 1, the positioning end 7 includes at least two positioning pins 8, and all the positioning pins 8 are arranged in a direction parallel to the central axis direction of the discharge hole 5, and the positioning pins 8 and the central axis of the discharge hole 5 are on the same plane, so that it is ensured that the discharge hole 5 can be accurately aligned with the crack under the action of the positioning pins 8.
In this embodiment, the connecting end 6 is circular ring-shaped, and an inner thread is provided on the inner wall of the circular ring. The positioning end 7 comprises two positioning needles 8 which are respectively arranged at two opposite ends of the circular ring of the connecting end 6, and the central axis of the discharge hole 5 and the two positioning needles 8 are positioned on the same plane. The top end of the positioning needle 8 is longer than the top end of the discharging hole 5, so that the top end of the positioning needle 8 can be inserted into the crack, and the positioning strength is enhanced. In other embodiments, the specific number of alignment pins is not limited.
Referring to fig. 1 and 2, the present embodiment further includes a support portion 9. One end of the supporting part 9 is fixedly connected with the connecting end 6 on the positioning part 2, and the other end is arranged in parallel with the central axis direction of the discharging hole 5 and is used for supporting the injection part 1. The top end of the supporting part 9 can be flush with the top end of the discharge hole 5 and can also be longer than the top end of the discharge hole 5. In the present embodiment, the support portion 9 is made of rubber, and the tip of the support portion 9 is slightly longer than the tip of the discharge hole 5.
In the prior art, along with the propulsion of push rod 4 during slip casting, because the effect of reasoning needs operating personnel to reach the force balance with walking injection section of thick bamboo 3, or with discharge opening 5 support on the crack, when the operation is arduous, cause secondary damage easily to the crack. And in this embodiment, through setting up supporting part 9, when slip casting, supporting part 9 can support around the crack to form the support to injection tube 3, the operating personnel of being convenient for carries out slip casting repair work more conveniently.
To sum up, the utility model discloses can make during thick liquids can pour into the crack into accurately after coming out from discharge opening 5, guarantee the thick liquids simultaneously to a certain extent at the in-process that the injection was filled, the removal can not take place for the position of injection portion 1 to the extravagant possibility of thick liquids has been reduced. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. A concrete crack grouting repair injector, characterized in that, the concrete crack grouting repair injector includes: the injection part comprises an injection tube and a push rod, a discharge hole is formed in the injection tube, and the positioning part is arranged at one end, close to the discharge hole, of the injection part and used for positioning the relative position between the discharge hole and the crack.
2. The concrete crack grouting repair injector of claim 1, characterized in that: the positioning part is detachably arranged on the injection part and comprises a connecting end and a positioning end, the connecting end is detachably connected with the injection part, and the positioning end is used for positioning the relative position between the discharge hole and the crack.
3. The concrete crack grouting repair injector of claim 2, characterized in that: the link is equipped with the internal thread, be equipped with the external screw thread on the injection tube, location portion passes through the internal thread of link and is connected on the injection tube with external screw thread cooperation detachably on the injection tube.
4. The concrete crack grouting repair injector of claim 2, characterized in that: the location end includes two piece at least pilot pins, and the direction that sets up of all pilot pins with the axis direction of discharge opening is parallel, just the pilot pin is on the coplanar with the discharge opening axis, just the top of pilot pin is longer than the top of discharge opening.
5. The concrete crack grouting repair injector of any one of claims 1 to 4, wherein: still include the supporting part, the one end and the location portion fixed connection of supporting part, the other end and the axis direction parallel arrangement of discharge opening for support injection portion.
6. The concrete crack grouting repair injector of claim 5, characterized in that: the top end of the supporting part is flush with the top end of the discharge hole.
7. The concrete crack grouting repair injector of claim 5, characterized in that: the top end of the supporting part is longer than the top end of the discharge hole.
8. The concrete crack grouting repair injector of claim 5, characterized in that: the support portion is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920653505.6U CN210013508U (en) | 2019-05-08 | 2019-05-08 | Injector for repairing concrete crack by grouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920653505.6U CN210013508U (en) | 2019-05-08 | 2019-05-08 | Injector for repairing concrete crack by grouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210013508U true CN210013508U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920653505.6U Active CN210013508U (en) | 2019-05-08 | 2019-05-08 | Injector for repairing concrete crack by grouting |
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| Country | Link |
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| CN (1) | CN210013508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585799A (en) * | 2021-07-26 | 2021-11-02 | 宁波华宇建设有限公司 | Building crack treatment device and construction method thereof |
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2019
- 2019-05-08 CN CN201920653505.6U patent/CN210013508U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585799A (en) * | 2021-07-26 | 2021-11-02 | 宁波华宇建设有限公司 | Building crack treatment device and construction method thereof |
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