CN211360942U - Simple foundation bolt threading device - Google Patents
Simple foundation bolt threading device Download PDFInfo
- Publication number
- CN211360942U CN211360942U CN201922233637.6U CN201922233637U CN211360942U CN 211360942 U CN211360942 U CN 211360942U CN 201922233637 U CN201922233637 U CN 201922233637U CN 211360942 U CN211360942 U CN 211360942U
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- foundation bolt
- sleeve
- auxiliary
- auxiliary sleeve
- threading device
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Abstract
The utility model relates to a simple foundation bolt threading device, belonging to the technical field of connection of foundation bolts and steel columns, which comprises an auxiliary sleeve, wherein a die for threading a damaged foundation bolt is welded in a pipe orifice at the bottom of the auxiliary sleeve; the upper part of the auxiliary sleeve is provided with a screwing hole vertical to the cylinder wall, and an auxiliary stress rod for manually rotating the auxiliary sleeve is inserted into the screwing hole. The novel anchor bolt threading device has the advantages that threading can be carried out on damaged anchor bolts, carrying is convenient, and the effect of electricity connection is not needed.
Description
Technical Field
The utility model belongs to the technical field of the technique of being connected of rag bolt and steel construction on the ground and specifically relates to a simple and easy rag bolt mantle fiber device is related to.
Background
In civil engineering, anchor bolts are usually embedded to fix steel columns and the like. During construction, due to some external factors, the screw thread of the exposed end of the foundation bolt embedded in the foundation structure is easy to damage, so that a steel column to be fixed cannot be connected with the foundation bolt, and the exposed end of the embedded foundation bolt needs to be subjected to threading treatment again; because the screw is pre-buried fixed, can't take it off and operate on the mantle fiber machine. Therefore, a threading device which is convenient for threading damaged foundation bolts on a construction site and is convenient to carry needs to be provided.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a simple and easy rag bolt mantle fiber device, its advantage can carry out the mantle fiber to the rag bolt that has damaged, and conveniently carries, need not connect the electricity moreover.
The above object of the present invention is achieved by the following technical solutions:
the utility model relates to a simple foundation bolt threading device, which comprises an auxiliary sleeve, wherein a die for threading a damaged foundation bolt is welded in a pipe orifice at the bottom of the auxiliary sleeve; the upper part of the auxiliary sleeve is provided with a screwing hole which penetrates through the cylinder wall, and an auxiliary stress rod for manually rotating the auxiliary sleeve is inserted into the screwing hole.
By adopting the technical scheme, the exposed end of the foundation bolt pre-embedded in the foundation is inserted into the screw die at the bottom of the auxiliary sleeve, and the screw die is used for threading the foundation bolt by rotating the auxiliary stress rod by a worker; in the process, the auxiliary sleeve and the auxiliary stress rod are arranged, so that the moment for applying force to the screw die is increased, the threading of the screw die on the foundation bolt is facilitated, and the device is simple in structure and easy to carry. When the anchor bolt is seriously damaged and the wire is hard to open, a longer steel pipe or a longer stick can be inserted into the screwing hole, so that the moment is increased, and the efficiency is improved.
The utility model discloses further set up to: the bottom end of the auxiliary sleeve is welded with a connecting sleeve with a thicker cylinder wall, a screw die is placed in the connecting sleeve, and four bolt holes are uniformly formed in the outer peripheral surface of the connecting sleeve; the four bolt holes correspond to the holes on the circumferential surface of the side wall of the screw die, and the four screws are screwed into four fixing grooves formed by the bolt holes and the holes on the screw die respectively to fix the screw die.
Through adopting above-mentioned technical scheme, the connection of dismantling of die has been realized to connecting sleeve's setting, and four screws have guaranteed die and connecting sleeve's joint strength in inserting four bolt holes on the connecting sleeve and the fixed slot that the trompil on the die formed.
The utility model discloses further set up to: four fixing nuts which correspond to the bolt holes one by one and are matched with the bolt holes are welded on the side wall of the connecting sleeve.
By adopting the technical scheme, the arrangement of the fixing nut on the side wall of the connecting sleeve is convenient for screwing in the screw; the length of the placing groove is lengthened, the contact area of the screw and the placing groove is increased, the strength of the screw thread of the screw end part inserted into the hole in the side wall of the die is enhanced, and the screw thread of the screw end part is prevented from being damaged and deformed in the process of opening the foundation bolt by the die.
The utility model discloses further set up to: the bottom outer wall rigid coupling of connecting sleeve has the enhancement ring body, and the cross-section of strengthening the ring body is square, and the lateral surface of four hexagonal fixation nuts is laminated and the welding with the upper surface of strengthening the ring body.
Through adopting above-mentioned technical scheme, strengthen the joint strength that the ring body has strengthened fixing nut and connecting sleeve, prevent fixing nut's damage.
The utility model discloses further set up to: and two annular reinforcing blocks for reinforcing the strength of the orifice of the screwing hole are welded on the inner wall of the auxiliary sleeve.
By adopting the technical scheme, the strength of the screwing hole is enhanced, and the phenomenon that the screwing hole is deformed due to too large stress when the auxiliary stress rod is rotated is avoided.
The utility model discloses further set up to: two ends of supplementary atress pole are provided with the handle, and supplementary atress pole is the different circular pole of diameter with the handle, and the handle sets up with supplementary atress pole is coaxial, and the diameter of handle is less than the diameter of supplementary atress pole, and the cover is equipped with anti-skidding rubber sleeve on the handle, and the external diameter of anti-skidding rubber sleeve is the same with the diameter of supplementary atress pole.
Through adopting above-mentioned technical scheme, prevent when rotating supplementary atress pole and carry out rag bolt mantle fiber, because of having sweat in the hand, supplementary atress pole roll-off from the hand, the external diameter of anti-skidding rubber sleeve is the same with the diameter of supplementary atress pole, has made things convenient for supplementary atress pole to insert and take out in twisting the dynamic hole.
The utility model discloses further set up to: the outer peripheral face in the middle of the auxiliary sleeve is welded with a lifting lug which is convenient to carry manually.
Through adopting above-mentioned technical scheme, the setting of lug has made things convenient for carrying auxiliary sleeve.
The utility model discloses further set up to: the bottom of the auxiliary sleeve is in threaded connection with a positioning cylinder, and the inner diameter of the positioning cylinder is 3-5mm larger than the outer diameter of the foundation bolt to be threaded.
By adopting the technical scheme, when the positioning sleeve is used, the positioning cylinder is connected with the auxiliary sleeve, the positioning cylinder is sleeved into the foundation bolt, and then the tapping hole of the screw die is sleeved at the top end of the foundation bolt; because the positioning cylinder and the foundation bolt only have a small gap, the auxiliary sleeve can be ensured to be in a vertical state, and the wire opening operation is convenient; after the wire is opened for a section of length, the positioning barrel is taken down, and the wire is continuously opened until the bottom position of the foundation bolt, so that the connection between the positioning barrel and the auxiliary sleeve can not influence the full-section wire opening of the exposed part of the foundation bolt.
The utility model discloses further set up to: the inner wall of the positioning cylinder is provided with a bell mouth close to the bottom end.
By adopting the technical scheme, the positioning cylinder is conveniently sleeved into the foundation bolt, and the working efficiency is improved.
To sum up, the utility model discloses a beneficial technological effect does:
1. inserting the exposed end of a foundation bolt pre-embedded in the foundation into a die at the bottom of an auxiliary sleeve, and threading a foundation screw by the die by rotating an auxiliary stress rod by a worker; in the process, the auxiliary sleeve and the auxiliary stress rod are arranged, so that the moment for applying force to the screw die is lengthened, the threading of the screw die on the foundation bolt is facilitated, and the device is simple in structure and easy to carry;
2. the arrangement of the connecting sleeve realizes the detachable connection of the screw dies, and the arrangement of the fixing nut on the side wall of the connecting sleeve facilitates the screwing-in of the screw; the length of the placing groove is lengthened, the contact area between the screw and the placing groove is increased, the strength of a screw thread of the screw end part inserted into the hole in the side wall of the die is enhanced, and the screw thread of the screw end part is prevented from being damaged and deformed in the process of opening the foundation bolt by the die;
3. the positioning barrel is arranged to realize pre-positioning of the auxiliary barrel, so that the auxiliary barrel is in a vertical state, the wire opening operation on the topmost end of the foundation bolt is facilitated, the positioning barrel can be detachably connected, and the whole-section wire opening work of the exposed part of the foundation bolt cannot be influenced.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view highlighting the driving hole and the annular reinforcing block;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
fig. 5 is a schematic structural view of embodiment 3 of the present invention.
In the figure, 1, an auxiliary sleeve; 11. screwing the hole; 2. a connecting sleeve; 3. a threading die; 4. fixing a nut; 5. an auxiliary stress bar; 51. a handle; 6. an annular reinforcing block; 7. an anti-slip rubber sleeve; 8. lifting lugs; 9. a reinforcing ring body; 10. a positioning cylinder; 101. a bell mouth; 102. a threaded mounting portion; 103. a positioning part.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, the simple foundation bolt threading device disclosed by the utility model comprises an auxiliary sleeve 1, wherein a die 3 for threading a damaged foundation bolt is welded in a pipe orifice at the bottom of the auxiliary sleeve 1; the upper part of the auxiliary sleeve 1 is provided with a screwing hole 11 vertical to the cylinder wall, and an auxiliary stress rod 5 for manually rotating the auxiliary sleeve 1 is inserted into the screwing hole 11.
In order to reinforce the strength of the screwing hole 11 and avoid deformation of the opening of the screwing hole 11 due to too large stress when the auxiliary stress rod 5 is rotated, two annular reinforcing blocks 6 (shown in figure 2) for reinforcing the strength of the opening of the screwing hole 11 are welded on the inner wall of the auxiliary sleeve 1.
The two ends of the auxiliary stress rod 5 are provided with handles 51, the auxiliary stress rod 5 and the handles 51 are round rods with different diameters, the handles 51 and the auxiliary stress rod 5 are coaxially arranged, the diameter of each handle 51 is smaller than that of the auxiliary stress rod 5, an anti-skid rubber sleeve 7 is sleeved on each handle 51, and the outer diameter of each anti-skid rubber sleeve 7 is the same as that of the auxiliary stress rod 5. Prevent to rotate supplementary atress pole 5 and carry out rag bolt mantle fiber when, because of having sweat in the hand, supplementary atress pole 5 follows the roll-off in the hand.
In order to facilitate carrying of the device by workers, the lifting lugs 8 which are convenient to carry by workers are welded on the outer peripheral surface of the middle part of the auxiliary sleeve 1.
The implementation principle is as follows: inserting the exposed end of an anchor bolt pre-embedded in a foundation into a die 3 at the bottom of an auxiliary sleeve 1, and threading an anchor screw by the die 3 by rotating an auxiliary stress rod 5 by a worker; in the process, the auxiliary sleeve 1 and the auxiliary stress rod 5 are arranged, so that the moment of applying force to the screw die 3 is increased, threading of the screw die 3 on the foundation bolt is facilitated, and the device is simple in structure and easy to carry.
Example 2:
the present embodiment has substantially the same structure as embodiment 1, except that:
referring to fig. 3 and 4, a connecting sleeve 2 with a thicker cylinder wall is welded at the bottom end of the auxiliary sleeve 1, a die 3 is placed in the connecting sleeve 2, and four bolt holes are uniformly formed in the outer peripheral surface of the connecting sleeve 2; the four bolt holes correspond to the holes on the circumferential surface of the side wall of the die 3, and four fixing nuts 4 which correspond to the bolt holes one by one and are matched with the bolt holes are welded on the side wall of the connecting sleeve 2. The four screws are screwed into four fixing grooves formed by the fixing nuts 4, the bolt holes and the openings respectively to fix the dies 3.
The connection of dismantling of die 3 has been realized to connecting sleeve 2's setting, and four screws have guaranteed the joint strength of die 3 and connecting sleeve 2 in four bolt holes on the connecting sleeve 2 and the fixed slot that the trompil on the die 3 formed. The arrangement of the fixing nut 4 on the side wall of the connecting sleeve 2 is convenient for screwing in the screw; and the length of the mounting groove is lengthened, the contact area between the screw and the mounting groove is increased, the strength of the screw thread of the screw end part inserted into the hole in the side wall of the die 3 is enhanced, and the screw thread of the screw end part is prevented from being damaged and deformed in the process of opening the foundation bolt by the die 3.
In order to further strengthen the connection strength between the fixing nuts 4 and the connecting sleeve 2, the outer wall of the bottom end of the connecting sleeve 2 is fixedly connected with a strengthening ring body 9, the cross section of the strengthening ring body 9 is square, and the outer side surfaces of the four hexagonal fixing nuts 4 are attached to and welded with the upper surface of the strengthening ring body 9.
Example 3:
since the screw thread of the foundation bolt is most easily damaged at the top end, the screw die needs to be opened after the foundation bolt is sleeved in, but at the moment, the auxiliary sleeve 1 is difficult to keep a vertical state, so that the screw opening efficiency is low, as shown in fig. 5, the bottom of the auxiliary sleeve 1 is in threaded connection with a positioning cylinder 10, the positioning cylinder 10 is divided into a threaded assembly part 102 and a positioning part 103, and the inner wall of the threaded assembly part 102 is provided with an internal thread which is assembled with an external thread arranged at the bottom end of the auxiliary sleeve 1; the inner diameter of the positioning part 103 is slightly larger than the outer diameter of the foundation bolt to be sleeved with the thread, and can be larger than 3-5 mm. The inner wall of the positioning part 103 is provided with a bell mouth 101 near the bottom end.
By adopting the technical scheme, when the auxiliary socket is used, the positioning cylinder 10 is connected with the auxiliary socket 1, the positioning cylinder 10 is firstly sleeved in the foundation bolt, and then the tapping hole of the die 3 is sleeved at the top end of the foundation bolt; because the positioning cylinder 10 and the foundation bolt only have a small gap, the auxiliary sleeve 1 can be ensured to be in a vertical state, and the wire opening operation is facilitated; and after the wire is opened for a certain length, taking down the positioning barrel 10, and continuing to open the wire until the bottom of the foundation bolt, so that the exposed part of the foundation bolt is opened for a whole section.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides a simple and easy rag bolt mantle fiber device which characterized in that: the auxiliary sleeve comprises an auxiliary sleeve (1), and a die (3) for threading a damaged foundation bolt is welded in a pipe orifice at the bottom of the auxiliary sleeve (1); the upper part of the auxiliary sleeve (1) is provided with a screwing hole (11) vertical to the cylinder wall, and an auxiliary stress rod (5) for manually rotating the auxiliary sleeve (1) is inserted into the screwing hole (11).
2. The simple foundation bolt threading device according to claim 1, characterized in that: the bottom end of the auxiliary sleeve (1) is welded with a connecting sleeve (2) with a thicker cylinder wall, a screw die (3) is placed in the connecting sleeve (2), and four bolt holes are uniformly formed in the outer peripheral surface of the connecting sleeve (2); the four bolt holes correspond to the holes on the circumferential surface of the side wall of the die (3), and the four screws are screwed into fixing grooves formed by the four bolt holes and the holes respectively to fix the die (3).
3. The simple foundation bolt threading device according to claim 2, characterized in that: the side wall of the connecting sleeve (2) is welded with four fixing screw caps (4) which correspond to the bolt holes one by one and are matched with the bolt holes.
4. The simple foundation bolt threading device according to claim 3, wherein: the bottom outer wall rigid coupling of connecting sleeve (2) has and strengthens ring body (9), strengthens the cross-section of ring body (9) and is square, and the lateral surface of four hexagonal fixation nuts (4) is laminated and is welded with the upper surface of strengthening ring body (9).
5. The simple foundation bolt threading device according to claim 1, characterized in that: the inner wall of the auxiliary sleeve (1) is welded with two annular reinforcing blocks (6) for reinforcing the strength of the orifice of the screwing hole (11).
6. The simple foundation bolt threading device according to claim 1, characterized in that: two ends of supplementary atress pole (5) are provided with handle (51), and supplementary atress pole (5) are the circular rod that the diameter is different with handle (51), and handle (51) and supplementary atress pole (5) coaxial setting, and the diameter of handle (51) is less than the diameter of supplementary atress pole (5), and the cover is equipped with anti-skidding rubber sleeve (7) on handle (51), and the external diameter of anti-skidding rubber sleeve (7) is the same with the diameter of supplementary atress pole (5).
7. The simple foundation bolt threading device according to claim 1, characterized in that: the outer peripheral surface of the middle part of the auxiliary sleeve (1) is welded with a lifting lug (8) which is convenient to carry manually.
8. The simple foundation bolt threading device according to claim 1, characterized in that: the bottom of the auxiliary sleeve (1) is in threaded connection with a positioning cylinder (10), and the inner diameter of the positioning cylinder (10) is 3-5mm larger than the outer diameter of the foundation bolt to be threaded.
9. The simple foundation bolt threading device according to claim 8, wherein: the inner wall of the positioning cylinder (10) is provided with a bell mouth (101) near the bottom end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922233637.6U CN211360942U (en) | 2019-12-12 | 2019-12-12 | Simple foundation bolt threading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922233637.6U CN211360942U (en) | 2019-12-12 | 2019-12-12 | Simple foundation bolt threading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211360942U true CN211360942U (en) | 2020-08-28 |
Family
ID=72165314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922233637.6U Withdrawn - After Issue CN211360942U (en) | 2019-12-12 | 2019-12-12 | Simple foundation bolt threading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211360942U (en) |
-
2019
- 2019-12-12 CN CN201922233637.6U patent/CN211360942U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200828 Effective date of abandoning: 20210408 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200828 Effective date of abandoning: 20210408 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |