CN214844492U - Anchor bolt drawing testing device - Google Patents
Anchor bolt drawing testing device Download PDFInfo
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- CN214844492U CN214844492U CN202120645388.6U CN202120645388U CN214844492U CN 214844492 U CN214844492 U CN 214844492U CN 202120645388 U CN202120645388 U CN 202120645388U CN 214844492 U CN214844492 U CN 214844492U
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- anchor bolt
- grapple
- mounting seat
- groove mounting
- nut
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Abstract
The utility model provides an anchor bolt drawing test device, which comprises a base and a hydraulic pull rod hung right above the base, wherein the hydraulic pull rod is provided with a hanging ring; the lower end of the hydraulic pull rod is provided with a threaded sleeve, and the head of the anchor bolt is matched in the threaded sleeve; the thread sleeve is sleeved with an external coupling sleeve, the external coupling sleeve is internally provided with a grapple support, and the grapple support is hinged with a strong grapple for hooking an anchor bolt nut through a hinge; a groove mounting seat is fixed in the center of the base, an anchor bolt screw rod vertically penetrates through the groove mounting seat, and a slotted nut sleeved on the anchor bolt screw rod is matched in the groove mounting seat; the pin is sequentially and horizontally penetrated through the groove mounting seat, the slotted nut and the pin hole. The utility model discloses when threaded connection crab-bolt head, add powerful grapple and hang the crab-bolt nut, upper portion mainly relies on powerful grapple to carry crab-bolt major structure, and the lower part is passed through pinhole pin cooperation and is connected, strengthens the lower part and carries the connection, avoids the lower part screw thread to carry the performance not enough and damaged.
Description
Technical Field
The utility model relates to tensile test equipment field, in particular to crab-bolt draws testing arrangement.
Background
The anchor bolt is a novel fastening material, and is a novel anchor bolt which appears after an expansion anchor bolt, and the screw rod is fixed in a concrete base material drilling hole in a cementing manner through a special chemical adhesive so as to realize a composite part for anchoring a fixing part, can be used for installing a post-embedded part in dry-hanging construction of various curtain walls and marbles, and also can be used for installing equipment and highway and bridge guardrails. The anchor bolt comprises an anchor bolt screw rod and an anchor bolt nut which is connected with the upper part of the anchor bolt screw rod in a matched mode through threads, and a certain distance is reserved between the installation distance of the anchor bolt nut and the head part of the anchor bolt. The production of the anchor bolt needs to reach a production standard, wherein the tensile resistance test is one of the standards, the tensile resistance test modes are more, the thread grabbing and pulling load mode is simple and quick, the tensile force can be tested by connecting the upper nut sleeve and the lower nut sleeve with the pulling load anchor bolt screw, the thread is easy to damage in the process, and the pulling load test is inaccurate.
SUMMERY OF THE UTILITY MODEL
For solving the shortcomings of the prior art, the utility model provides an anchor bolt drawing test device.
The utility model provides a technical scheme is: an anchor bolt drawing test device comprises a base and a hydraulic pull rod hung right above the base, wherein a hanging ring is arranged on the hydraulic pull rod; the lower end of the hydraulic pull rod is provided with a threaded sleeve, and the head of the anchor bolt is matched in the threaded sleeve; the thread sleeve is sleeved with an external coupling sleeve, the external coupling sleeve is internally provided with a grapple support, and the grapple support is hinged with a strong grapple for hooking an anchor bolt nut through a hinge; a groove mounting seat is fixed in the center of the base, an anchor bolt screw rod vertically penetrates through the groove mounting seat, and a slotted nut sleeved on the anchor bolt screw rod is matched in the groove mounting seat; the pin is sequentially and horizontally penetrated through the groove mounting seat, the slotted nut and the pin hole.
The utility model discloses when threaded connection crab-bolt head, add powerful grapple and hang the crab-bolt nut, upper portion mainly relies on powerful grapple to carry crab-bolt major structure, and the lower part is passed through pinhole pin cooperation and is connected, strengthens the lower part and carries the connection, avoids the lower part screw thread to carry the performance not enough and damaged. The anchor bolt drawing test device comprises a base and a hydraulic pull rod hung right above the base, wherein a hanging ring is arranged on the hydraulic pull rod, the base is fixedly installed, the hydraulic pull rod is arranged in an upper hydraulic mechanism, the hydraulic mechanism is started to drive the hydraulic pull rod to ascend to provide a pulling load force, and the hanging ring is an installation connecting ring welded on the outer ring of the hydraulic pull rod; the lower end of the hydraulic pull rod is vertically welded with a threaded sleeve, internal threads are arranged in the threaded sleeve, the depth of the threaded sleeve is greater than that of the head of the anchor bolt, connection interference is avoided, and the head of the anchor bolt is matched in the threaded sleeve to achieve preliminary connection; the outer ring surface of the threaded sleeve is sleeved with an outer coupling sleeve through threads, the outer coupling sleeve is a steel lantern ring, the outer coupling sleeve is symmetrically welded with a grapple support which is of a steel frame support leg structure, the grapple support is provided with a hinge, the lower part of the grapple support is hinged with a strong grapple which hooks an anchor bolt nut, when the grapple is not hooked, the strong grapple is opened, when the grapple is lifted to carry out pulling load, the anchor bolt nut is hooked, and under the action of the pulling load, the strong grapple vertically hooks the anchor bolt nut until the anchor bolt screw is broken and the stress is released; the center of the base is welded with a groove mounting seat which is provided with an internal thread, when the base is mounted, a pin hole is arranged on the anchor bolt screw rod, the anchor bolt screw rod vertically penetrates through the groove mounting seat, a slotted nut which is sleeved on the anchor bolt screw rod is matched in the groove mounting seat, and holes are drilled on the slotted nut and the groove mounting seat corresponding to the pin hole or the anchor bolt screw rod is firstly placed and then drilled in a line; the utility model discloses still include the pin, the pin level in proper order passes recess mount pad, slotted nut and pinhole, utilizes the fixed crab-bolt screw rod of pin, as the main bearing part who carries the power of drawing.
The utility model has the beneficial technical effects that: the utility model discloses in threaded connection crab-bolt head simultaneously, add powerful grapple and hang the crab-bolt nut, upper portion mainly relies on powerful grapple to carry the crab-bolt major structure, and the lower part is passed through pinhole pin fit and is connected, strengthens the lower part and carries the connection, avoids the lower part screw thread to carry the performance not enough and damaged, and the pin passes threaded connection complex crab-bolt screw rod, improves lower part tensile ability, and protection lower part screw thread suffers great pulling force, and whole screw thread does not bear great pulling force and receives the protection, and the test result is accurate.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an anchor bolt;
in the figure, the device comprises a base 1, a base 2, bolts 3, a protective net mounting table 4, a detection protective net 5, a strong grapple 6, a hinge 7, a grapple support 8, an external coupling sleeve 9, a threaded sleeve 10, a hanging ring 11, a hydraulic pull rod 12, an adjusting space 13, an anchor bolt head 14, an anchor bolt nut 15, an anchor bolt screw rod 16, a slotted nut 17, a pin hole 18, a groove mounting seat 19 and a pin.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, the relative terms "upper", "lower", "left", "right", "inner", "outer" and other position indication positions are only based on the position shown in the drawings to simplify the description of the present invention, but not the position and structure that the components must have, and thus, the limitation of the present invention cannot be understood.
Example 1
As shown in the attached drawing 1, the anchor bolt drawing test device comprises a base 1 and a hydraulic pull rod 11 hung right above the base 1, wherein a hanging ring 10 is arranged on the hydraulic pull rod 11; the lower end of the hydraulic pull rod 11 is provided with a threaded sleeve 9, and the head 13 of the anchor bolt is matched in the threaded sleeve 9; an external coupling sleeve 8 is sleeved on the threaded sleeve 9, a grapple support 7 is fixed on the external coupling sleeve 8, and the grapple support 7 is hinged with a strong grapple 5 for hooking an anchor bolt nut 14 through a hinge 6; a groove mounting seat 18 is fixed at the center of the base 1, the anchor bolt screw 15 vertically penetrates through the groove mounting seat 18, and a slotted nut 16 sleeved on the anchor bolt screw 15 is matched in the groove mounting seat 18; the novel slotted nut is characterized by further comprising a pin 19, wherein the pin 19 sequentially and horizontally penetrates through the groove mounting seat 18, the slotted nut 16 and the pin hole 17.
The utility model discloses when threaded connection crab-bolt head, add powerful grapple and hang the crab-bolt nut, upper portion mainly relies on powerful grapple to carry crab-bolt major structure, and the lower part is passed through pinhole pin cooperation and is connected, strengthens the lower part and carries the connection, avoids the lower part screw thread to carry the performance not enough and damaged. Specifically, the anchor bolt drawing test device comprises a base 1 and a hydraulic pull rod 11 hung right above the base 1, wherein a hanging ring 10 is arranged on the hydraulic pull rod 11, the base 1 is fixedly installed, the hydraulic pull rod 11 is arranged in an upper hydraulic mechanism, the hydraulic mechanism is started to drive the hydraulic pull rod 11 to ascend to provide a tensile load force, and the hanging ring 10 is an installation connecting ring welded on the outer ring of the hydraulic pull rod 11; the lower end of the hydraulic pull rod 11 is vertically welded with a threaded sleeve 9, an internal thread is arranged in the threaded sleeve, the depth of the internal thread is greater than that of the anchor bolt head 13, connection interference is avoided, and the anchor bolt head 13 is matched in the threaded sleeve 9 to achieve primary connection; an outer coupling sleeve 8 is sleeved on the outer ring surface of the threaded sleeve 9 through threads and is a steel lantern ring, the outer coupling sleeve 8 is symmetrically welded with a grapple support 7 which is of a steel frame support leg structure, the grapple support 7 is provided with a hinge 6, the lower part of the grapple support is hinged with a strong grapple 5 for hooking an anchor bolt nut 14, when the grapple is not hooked, the strong grapple 5 is opened, when the grapple is lifted and pulled, the anchor bolt nut 14 is hooked, and under the action of pulling load, the strong grapple 5 vertically hooks the anchor bolt nut 14 until the anchor bolt screw 15 is broken and the stress is released; a groove mounting seat 18 is welded at the center of the base 1 and is provided with an internal thread, when the anchor bolt is mounted, a pin hole 17 is arranged on the anchor bolt screw rod 15, the anchor bolt screw rod 15 vertically penetrates through the groove mounting seat 18, a slotted nut 16 sleeved on the anchor bolt screw rod 15 is matched in the groove mounting seat 18, and holes are drilled on the slotted nut 16 and the groove mounting seat 18 corresponding to the pin hole 17, or the anchor bolt screw rod 15 is firstly placed and then drilled in a line; the utility model discloses still include pin 19, pin 19 level in proper order passes recess mount pad 18, slotted nut 16 and pinhole 17, utilizes pin 19 fixed anchor bolt screw rod 15, as the main bearing part who carries power of drawing.
Furthermore, an adjustment space 12 remains between the anchor head 13 and the threaded sleeve 9. The internal thread of the thread sleeve 9 is 15-25 mm away from the end face of the anchor bolt head 13, and an adjusting space 12 is formed between the internal thread and the anchor bolt head for installing and adjusting the sleeving distance.
Further, a protective net mounting table 3 is further arranged on the base 1, and a detection protective net 4 is fixedly mounted on the protective net mounting table through bolts 2. Protection network mount table 3 is the boss structure that the circumference evenly set up, and the vertical draw-in groove of seting up on it, and it is the drum structure to detect protection network 4, and the joint is in the draw-in groove, for firm connection installation, uses 2 levels of bolt to pass protection network mount table 3 and the tight protection network 4 that detects in top, avoids the fracture piece to hinder the people.
Further, the detection protection net 4 is of a cylindrical structure, and the strong grapple 5 and the groove mounting seat 18 are enclosed in the detection protection net 4. In the embodiment, in order to protect the whole surface, the detection protection net 4 is of a cylindrical structure, and during installation, the strong grapple 5 and the groove installation seat 18 are required to be surrounded in the detection protection net 4.
Furthermore, one pair or two pairs of grapple supports 7 are symmetrically arranged on the outer side surface of the outer coupling sleeve 8. In this embodiment, in order to balance the stress, two pairs of grapple supports 7 are symmetrically arranged on the outer side surface of the outer coupling sleeve 8.
Further, the pocket mount 18 is internally threaded and the slotted nut 16 is internally threaded to mate therewith. In order to further enhance the stable tensile load condition, the groove mounting seat 18 is in threaded connection with the slotted nut 16, the groove mounting seat 18 is provided with internal threads, and the slotted nut 16 is provided with matched internal threads.
Obviously, the utility model discloses in threaded connection crab-bolt head simultaneously, add powerful grapple and hang the crab-bolt nut, upper portion mainly relies on powerful grapple to carry crab-bolt major structure, and the lower part is passed through pinhole pin fit and is connected, strengthens the lower part and carries the connection, avoids the lower part screw thread to carry the performance not enough and damaged.
The foregoing is a preferred embodiment of the present invention, and it should be understood that those skilled in the art can derive the related technical solutions through logic analysis, reasoning or experiment based on the present invention without creative efforts, and therefore, these related technical solutions should be within the protection scope of the present claims.
Claims (6)
1. The utility model provides a testing arrangement is drawn to crab-bolt, includes base (1) and hangs hydraulic pull rod (11) directly over base (1), is equipped with on hydraulic pull rod (11) and hangs connect ring (10), its characterized in that: the lower end of the hydraulic pull rod (11) is provided with a threaded sleeve (9), and the head (13) of the anchor bolt is matched in the threaded sleeve (9); an external coupling sleeve (8) is sleeved on the threaded sleeve (9), a grapple support (7) is fixed on the external coupling sleeve (8), and the grapple support (7) is hinged with a strong grapple (5) for hooking an anchor bolt nut (14) through a hinge (6); a groove mounting seat (18) is fixed at the center of the base (1), an anchor bolt screw rod (15) vertically penetrates through the groove mounting seat (18), and a slotted nut (16) sleeved on the anchor bolt screw rod (15) is matched in the groove mounting seat (18); the novel slotted nut is characterized by further comprising a pin (19), wherein the pin (19) sequentially and horizontally penetrates through the groove mounting seat (18), the slotted nut (16) and the pin hole (17).
2. The anchor bolt drawing test device as set forth in claim 1, wherein: an adjusting space (12) is reserved between the anchor bolt head (13) and the threaded sleeve (9).
3. The anchor bolt drawing test device according to claim 1 or 2, wherein: the base (1) is also provided with a protective net mounting table (3), and a detection protective net (4) is fixedly mounted on the protective net mounting table through a bolt (2).
4. The anchor bolt drawing test device as set forth in claim 3, wherein: the detection protective net (4) is of a cylindrical structure, and the powerful grapple (5) and the groove mounting seat (18) are enclosed in the detection protective net (4).
5. The anchor bolt drawing test device as set forth in claim 4, wherein: one pair or two pairs of grapple supports (7) are symmetrically arranged on the outer side surface of the outer sleeve (8).
6. The anchor bolt drawing test device according to claim 1 or 5, wherein: the groove mounting seat (18) is provided with internal threads, and the slotted nut (16) is provided with internal threads matched with the slotted nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645388.6U CN214844492U (en) | 2021-03-30 | 2021-03-30 | Anchor bolt drawing testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645388.6U CN214844492U (en) | 2021-03-30 | 2021-03-30 | Anchor bolt drawing testing device |
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| Publication Number | Publication Date |
|---|---|
| CN214844492U true CN214844492U (en) | 2021-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120645388.6U Active CN214844492U (en) | 2021-03-30 | 2021-03-30 | Anchor bolt drawing testing device |
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| CN (1) | CN214844492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054140A (en) * | 2023-10-12 | 2023-11-14 | 南方电网调峰调频发电有限公司检修试验分公司 | Lifting point load detection device and method |
-
2021
- 2021-03-30 CN CN202120645388.6U patent/CN214844492U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117054140A (en) * | 2023-10-12 | 2023-11-14 | 南方电网调峰调频发电有限公司检修试验分公司 | Lifting point load detection device and method |
| CN117054140B (en) * | 2023-10-12 | 2024-01-30 | 南方电网调峰调频发电有限公司检修试验分公司 | Lifting point load detection device and method |
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