CN111438923B - Multifunctional correction device for correcting chemical anchor bolts and correction method thereof - Google Patents
Multifunctional correction device for correcting chemical anchor bolts and correction method thereof Download PDFInfo
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- CN111438923B CN111438923B CN202010239950.5A CN202010239950A CN111438923B CN 111438923 B CN111438923 B CN 111438923B CN 202010239950 A CN202010239950 A CN 202010239950A CN 111438923 B CN111438923 B CN 111438923B
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- chemical anchor
- extension rod
- anchor bolt
- hydraulic jack
- sleeve
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- 239000000126 substance Substances 0.000 title claims abstract description 89
- 238000012937 correction Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000013461 design Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/16—Straightening or flattening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/80—Component parts, details or accessories; Auxiliary operations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a multifunctional correction device for correcting a chemical anchor bolt and a correction method thereof, which solve the technical problems of difficult correction and low correction work efficiency when the perpendicularity of the chemical anchor bolt is poor in the process of planting a bar in the prior art. The multifunctional correcting device comprises a hydraulic jack extension bar fastening mechanism and a connecting mechanism. The straightening method mainly comprises the steps of sequentially connecting a chemical anchor bolt, a replaceable sleeve and an extension rod, sleeving a circular tube sleeve and a hydraulic jack, fastening by nuts, and starting the hydraulic jack to straighten and straighten the chemical anchor bolt. The invention has simple structure, scientific and reasonable design and convenient use, can conveniently and rapidly correct the chemical anchor bolt with poor verticality in the process of planting the bar, improves the work efficiency of correcting the chemical anchor bolt, and simultaneously can rapidly extend the chemical anchor bolt so as to conveniently carry out mechanical drawing test detection on the chemical anchor bolt.
Description
Technical Field
The invention belongs to the technical field of chemical anchor bolt bar planting correction, and particularly relates to a multifunctional correction device for chemical anchor bolt correction and a correction method thereof.
Background
The chemical anchor bolt is a high-strength anchor bolt with vinyl resin as main raw material, and is called chemical anchor bolt in early stage, and is composed of chemical agent and metal rod body. The device can be used for mounting rear embedded parts in dry hanging construction of various curtain walls and marble, and also can be used for mounting equipment, highways and bridge guardrails; building reinforcement and reconstruction and other occasions. The chemical anchor bolt is a new anchor bolt which appears after the expansion anchor bolt, and the screw is cemented and fixed in the concrete base material drilling hole by a special chemical adhesive so as to realize the compound piece anchoring the fixing piece.
In the process of planting bars to concrete by conventional chemical anchor bolts, since the steel bars are prefabricated in the concrete, the prefabricated steel bars in the concrete can influence the planting bars of the chemical anchor bolts, so that the perpendicularity between individual chemical anchor bolts and the plane where the concrete surface is located is poor, when the condition that the perpendicularity of the chemical anchor bolts is not ideal occurs in the process of planting bars, correction is needed to enable the chemical anchor bolts to meet the perpendicularity requirement, the correction is very troublesome by workers manually on site, and the correction work efficiency is poor. Under the general condition, when the chemical anchor bolt is subjected to mechanical drawing test, a long rod needs to be welded at the end part of the chemical anchor bolt due to insufficient length of the chemical anchor bolt so as to facilitate the mechanical drawing test.
Therefore, the invention designs the multifunctional correction device for correcting the chemical anchor bolts and the correction method thereof, so that the chemical anchor bolts with poor perpendicularity in the process of planting the bars can be corrected conveniently and quickly, the work efficiency of correcting the chemical anchor bolts is improved, and meanwhile, the chemical anchor bolts can be lengthened quickly so as to be convenient for mechanical drawing test detection.
Disclosure of Invention
The invention aims to solve the technical problems that: the multifunctional correction device for correcting the chemical anchor bolts and the correction method thereof solve the technical problems that the correction is difficult and the correction work efficiency is low when the perpendicularity of the chemical anchor bolts is poor in the process of planting the bars in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
A multifunctional correcting device for correcting chemical anchor bolts comprises a hydraulic jack and an extension rod penetrating through the hydraulic jack, wherein a fastening mechanism is arranged at the top end of the extension rod, a connecting mechanism is arranged at the bottom end of the extension rod, the extension rod is connected with the chemical anchor bolts to be corrected through the connecting mechanism, and the extension rod is fixed with a driving rod of the hydraulic jack through the fastening mechanism.
Further, the connecting mechanism is a replaceable sleeve which is connected to the bottom end of the extension rod in a clamping and disassembling mode, and the replaceable sleeve is provided with internal threads matched with threads on a chemical anchor bolt to be corrected.
Further, the bottom end of the extension rod is detachably connected with the replaceable sleeve through threads.
Further, the hydraulic jack comprises a cylindrical hydraulic cylinder, a piston which is arranged in the hydraulic cylinder and is annular, and a cylindrical driving rod which is connected to the piston, wherein a yielding hole is formed in the centers of the hydraulic cylinder and the driving rod, and the extension rod is arranged in the yielding hole in a penetrating mode.
Further, the top end of the extension rod is provided with external threads in a turning mode, the fastening mechanism is a nut matched with the external threads at the top end of the extension rod, and the outer diameter of the nut is larger than the inner diameter of the driving rod.
Further, a gasket is arranged between the nut and the driving rod.
Further, the hydraulic jack also comprises a circular tube sleeve which is arranged at the bottom of the hydraulic jack in a cushioning way, and the hydraulic jack is contacted with the concrete surface of the bar planting chemical anchor bolt through the circular tube sleeve.
Further, the connecting mechanism is positioned in the circular tube sleeve.
Further, a pressure gauge is arranged on the liquid inlet pipeline of the hydraulic jack.
A method of calibrating a multi-function orthotic device for chemical anchor bolt correction, comprising the steps of:
Step 1, connecting a replaceable sleeve matched with a chemical anchor bolt to be corrected to the chemical anchor bolt to be corrected, and fixedly connecting an extension rod with the replaceable sleeve;
step 2, sleeving the circular tube sleeve on a chemical anchor bolt to be corrected, and enabling the bottom end of the circular tube sleeve to be in stable contact with the concrete surface;
Step 3, sleeving a hydraulic jack on the extension rod, wherein the bottom end of the hydraulic jack is in stable contact with the top end surface of the circular tube sleeve;
And 4, sleeving the gasket and the nut on the extension rod in sequence, tightening the nut to fasten the extension rod and a driving rod of the hydraulic jack, starting the hydraulic jack, and lifting the driving rod to drive the extension rod to lift so as to straighten and correct the chemical anchor bolt to be corrected.
Compared with the prior art, the invention has the following beneficial effects:
The invention has simple structure, scientific and reasonable design and convenient use, can conveniently and rapidly correct the chemical anchor bolt with poor verticality in the process of planting the bar, improves the work efficiency of correcting the chemical anchor bolt, and simultaneously can rapidly extend the chemical anchor bolt so as to conveniently carry out mechanical drawing test detection on the chemical anchor bolt.
The hydraulic jack mainly comprises a hydraulic cylinder, a round tube sleeve, an extension rod and a replaceable sleeve, wherein the round tube sleeve is arranged at the bottom of the hydraulic cylinder in a cushioning mode, the hydraulic cylinder is in contact with the surface of concrete through the round tube sleeve, the replaceable sleeve is positioned in the round tube sleeve, a yielding hole is formed in the longitudinal center line of the hydraulic cylinder and the longitudinal center line of the driving rod, the extension rod penetrates through the yielding hole, the replaceable sleeve is used for connecting the extension rod with a chemical bolt to be corrected, the extension rod is fastened with the hydraulic jack through a nut, the hydraulic jack is started, the extension rod is lifted through the nut to drive the extension rod to be lifted, and therefore the chemical bolt to be corrected is straightened, the chemical bolt correction device is simple in structure, convenient to operate, and high in chemical anchor bolt correction work efficiency.
The replaceable sleeve can be manufactured into various specifications and is matched with the chemical bolts used in the construction project, so that the tool can correct all the chemical bolts used in the construction project by replacing the replaceable sleeve, and the correction operation of all the chemical bolts in one construction site can be satisfied by only providing 2-3 sets of multifunctional correction devices, and the correction cost of the chemical bolts can be effectively saved.
Drawings
Fig. 1 is a schematic structural view of a multifunctional correcting device according to the present invention.
FIG. 2 is a schematic view of the structure of the extension bar of the present invention.
FIG. 3 is a schematic view of an alternative sleeve structure according to the present invention.
FIG. 4 is a schematic view of an alternative sleeve of the present invention assembled to an extension bar.
Fig. 5 is a schematic structural view of a circular tube sleeve according to the present invention.
Fig. 6 is a schematic view of the assembled alternative sleeve, extension bar and round tube sleeve of the present invention.
Fig. 7 is a schematic view of the structure of the hydraulic jack of the present invention.
Fig. 8 is a schematic view of the nut structure of the present invention.
Wherein, the names corresponding to the reference numerals are:
1-hydraulic jack, 2-extension bar, 3-interchangeable sleeve, 4-nut, 5-gasket, 6-pipe sleeve, 11-pneumatic cylinder, 12-piston, 13-actuating lever, 14-hole of stepping down, 15-manometer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus they should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; of course, it may be mechanically or electrically connected; in addition, the connection may be direct, indirect via an intermediate medium, or communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in figures 1-8, the multifunctional correction device for correcting the chemical anchor bolts has the advantages of simple structure, scientific and reasonable design and convenience in use, can correct the chemical anchor bolts with poor perpendicularity in the process of bar planting conveniently and rapidly, improves the work efficiency of correcting the chemical anchor bolts, and can also quickly extend the chemical anchor bolts so as to facilitate mechanical drawing test detection on the chemical anchor bolts. The hydraulic jack comprises a hydraulic jack 1 and an extension rod 2 penetrating through the hydraulic jack 1, wherein a fastening mechanism is arranged at the top end of the extension rod 2, a connecting mechanism is arranged at the bottom end of the extension rod 2, the extension rod 2 is connected with a chemical anchor bolt to be corrected through the connecting mechanism, and the extension rod 2 is fixed with a driving rod of the hydraulic jack 1 through the fastening mechanism. The connecting mechanism is a replaceable sleeve 3 which is detachably connected to the bottom end of the extension rod 2, and the replaceable sleeve 3 is provided with an internal thread matched with the thread on the chemical anchor bolt to be corrected. The bottom end of the extension rod 2 is detachably connected with the replaceable sleeve 3 through threads.
The replaceable sleeve can be manufactured into various specifications and is matched with the chemical bolts used in the construction project, so that the tool can correct all the chemical bolts used in the construction project by replacing the replaceable sleeve, and the correction operation of all the chemical bolts in one construction site can be satisfied by only providing 2-3 sets of multifunctional correction devices, and the correction cost of the chemical bolts can be effectively saved.
The hydraulic jack 1 comprises a cylindrical hydraulic cylinder 11, a piston 12 which is arranged in the hydraulic cylinder 11 and is annular, and a cylindrical driving rod 13 which is connected to the piston 12, wherein a yielding hole 14 is formed in the centers of the hydraulic cylinder 11 and the driving rod 13, and the extension rod 2 is arranged in the yielding hole 14 in a penetrating manner. The top end of the extension bar 2 is provided with external threads in a turning mode, the fastening mechanism is a nut 4 matched with the external threads at the top end of the extension bar 2, and the outer diameter of the nut 4 is larger than the inner diameter of the driving bar 13. A washer 5 is arranged between the nut 4 and the driving rod 13.
The invention also comprises a circular tube sleeve 6 which is arranged at the bottom of the hydraulic jack 1 in a cushioning way, and the hydraulic jack 1 is contacted with the concrete surface of the bar planting chemical anchor bolt through the circular tube sleeve 6. The connecting mechanism is positioned in the circular tube sleeve 6.
The hydraulic jack mainly comprises a hydraulic cylinder, a round tube sleeve, an extension rod and a replaceable sleeve, wherein the round tube sleeve is arranged at the bottom of the hydraulic cylinder in a cushioning mode, the hydraulic cylinder is in contact with the surface of concrete through the round tube sleeve, the replaceable sleeve is positioned in the round tube sleeve, a yielding hole is formed in the longitudinal center line of the hydraulic cylinder and the longitudinal center line of the driving rod, the extension rod penetrates through the yielding hole, the replaceable sleeve is used for connecting the extension rod with a chemical bolt to be corrected, the extension rod is fastened with the hydraulic jack through a nut, the hydraulic jack is started, the extension rod is lifted through the nut to drive the extension rod to be lifted, and therefore the chemical bolt to be corrected is straightened, the chemical bolt correction device is simple in structure, convenient to operate, and high in chemical anchor bolt correction work efficiency.
The liquid inlet pipeline of the hydraulic jack 1 is provided with a pressure gauge 15. The hydraulic jack has a reading function, and is convenient for self-checking chemical bolt drawing and force application observation during chemical anchor bolt correction in construction.
The lengthening bar, the nut, the circular tube sleeve and the replaceable sleeve of the invention all adopt a hot galvanizing process after the processing is finished, thereby being convenient for long-term use and not rusting.
The invention provides a correction method of a multifunctional correction device for correcting a chemical anchor bolt, which comprises the following steps:
Step 1, connecting a replaceable sleeve matched with a chemical anchor bolt to be corrected to the chemical anchor bolt to be corrected, and fixedly connecting an extension rod with the replaceable sleeve;
step 2, sleeving the circular tube sleeve on a chemical anchor bolt to be corrected, and enabling the bottom end of the circular tube sleeve to be in stable contact with the concrete surface;
Step 3, sleeving a hydraulic jack on the extension rod, wherein the bottom end of the hydraulic jack is in stable contact with the top end surface of the circular tube sleeve;
And 4, sleeving the gasket and the nut on the extension rod in sequence, tightening the nut to fasten the extension rod and a driving rod of the hydraulic jack, starting the hydraulic jack, and lifting the driving rod to drive the extension rod to lift so as to straighten and correct the chemical anchor bolt to be corrected.
The invention has simple manufacture and convenient use; compared with the conventional method, the method has high efficiency; the cost is low, and the correction of the chemical anchor bolts can be satisfied by only manufacturing two or three on one construction site; the universality is wide, and chemical anchor bolts with various specifications can be used. Can be disassembled, and is convenient for transportation and storage.
The replaceable sleeve can be replaced according to chemical anchor bolts with different specifications so as to meet the correction and drawing test detection of the chemical anchor bolts with different specifications, and has wide universality.
The invention has simple structure, convenient manufacture and wide universality, can rapidly correct and draw test and detect the chemical anchor bolts, has strong practicability and is suitable for being widely popularized and applied in the technical field.
Finally, it should be noted that: the above embodiments are merely preferred embodiments of the present invention for illustrating the technical solution of the present invention, but not limiting the scope of the present invention; although the invention 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 scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions; that is, even though the main design concept and spirit of the present invention is modified or finished in an insubstantial manner, the technical problem solved by the present invention is still consistent with the present invention, and all the technical problems are included in the protection scope of the present invention; in addition, the technical scheme of the invention is directly or indirectly applied to other related technical fields, and the technical scheme is included in the scope of the invention.
Claims (3)
1. The multifunctional correction device for correcting the chemical anchor bolts is characterized by comprising a hydraulic jack (1) and an extension rod (2) penetrating through the hydraulic jack (1), wherein a fastening mechanism is arranged at the top end of the extension rod (2), a connecting mechanism is arranged at the bottom end of the extension rod (2), the extension rod (2) is connected with the chemical anchor bolts to be corrected through the connecting mechanism, and the extension rod (2) is fixed with a driving rod of the hydraulic jack (1) through the fastening mechanism;
the connecting mechanism is a replaceable sleeve (3) which is detachably connected to the bottom end of the extension rod (2), and the replaceable sleeve (3) is provided with an internal thread matched with the thread on the chemical anchor bolt to be corrected;
The bottom end of the extension rod (2) is detachably connected with the replaceable sleeve (3) through threads;
The hydraulic jack (1) comprises a cylindrical hydraulic cylinder (11), a piston (12) which is arranged in the hydraulic cylinder (11) and is annular, and a cylindrical driving rod (13) which is connected to the piston (12), wherein a yielding hole channel (14) is formed in the centers of the hydraulic cylinder (11) and the driving rod (13), and the extension rod (2) is arranged in the yielding hole channel (14) in a penetrating manner; the top end of the extension rod (2) is provided with external threads in a turning mode, the fastening mechanism is a nut (4) matched with the external threads at the top end of the extension rod (2), and the outer diameter of the nut (4) is larger than the inner diameter of the driving rod (13);
a gasket (5) is arranged between the nut (4) and the driving rod (13);
the multifunctional correcting device further comprises a circular tube sleeve (6) which is arranged at the bottom of the hydraulic jack (1) in a cushioning mode, and the hydraulic jack (1) is in contact with the concrete surface of the bar planting chemical anchor bolt through the circular tube sleeve (6);
the connecting mechanism is positioned in the circular tube sleeve (6).
2. The multifunctional correction device for chemical anchor bolt correction according to claim 1, characterized in that a pressure gauge (15) is arranged on the liquid inlet pipeline of the hydraulic jack (1).
3. The method for correcting a multifunctional correcting device for chemical anchor correction according to claim 1 or 2, characterized by comprising the steps of:
Step 1, connecting a replaceable sleeve matched with a chemical anchor bolt to be corrected to the chemical anchor bolt to be corrected, and fixedly connecting an extension rod with the replaceable sleeve;
step 2, sleeving the circular tube sleeve on a chemical anchor bolt to be corrected, and enabling the bottom end of the circular tube sleeve to be in stable contact with the concrete surface;
Step 3, sleeving a hydraulic jack on the extension rod, wherein the bottom end of the hydraulic jack is in stable contact with the top end surface of the circular tube sleeve;
And 4, sleeving the gasket and the nut on the extension rod in sequence, tightening the nut to fasten the extension rod and a driving rod of the hydraulic jack, starting the hydraulic jack, and lifting the driving rod to drive the extension rod to lift so as to straighten and correct the chemical anchor bolt to be corrected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010239950.5A CN111438923B (en) | 2020-03-31 | 2020-03-31 | Multifunctional correction device for correcting chemical anchor bolts and correction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010239950.5A CN111438923B (en) | 2020-03-31 | 2020-03-31 | Multifunctional correction device for correcting chemical anchor bolts and correction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111438923A CN111438923A (en) | 2020-07-24 |
| CN111438923B true CN111438923B (en) | 2024-08-16 |
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| CN202010239950.5A Active CN111438923B (en) | 2020-03-31 | 2020-03-31 | Multifunctional correction device for correcting chemical anchor bolts and correction method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212194190U (en) * | 2020-03-31 | 2020-12-22 | 中国五冶集团有限公司 | Multifunctional correction device for chemical anchor bolt correction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB370157A (en) * | 1931-03-12 | 1932-04-07 | Tom Oldfield | Improvements relating to power straightening machines for straightening shafts, barsand the like, applicable to other reciprocating machines |
| US4300397A (en) * | 1980-04-30 | 1981-11-17 | Brest Van Kempen Carel J H | Device and method for determining material strength in situ |
| CN206848068U (en) * | 2017-07-03 | 2018-01-05 | 三峡大学 | A kind of draw-off gear for anchor rod drawing experiment |
| US10969315B2 (en) * | 2017-12-12 | 2021-04-06 | Imam Abdulrahman Bin Faisal University | Combined ultrasonic pulse velocity and Schmidt Hammer rebound test for non-destructive evaluation |
| CN108088748B (en) * | 2017-12-18 | 2019-04-05 | 中国矿业大学 | A kind of the steel strand wires pull-out test device and application method of integral retaining |
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| CN212194190U (en) * | 2020-03-31 | 2020-12-22 | 中国五冶集团有限公司 | Multifunctional correction device for chemical anchor bolt correction |
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