CN109632476A - A kind of connection structure of screw forces testing - Google Patents
A kind of connection structure of screw forces testing Download PDFInfo
- Publication number
- CN109632476A CN109632476A CN201811398687.3A CN201811398687A CN109632476A CN 109632476 A CN109632476 A CN 109632476A CN 201811398687 A CN201811398687 A CN 201811398687A CN 109632476 A CN109632476 A CN 109632476A
- Authority
- CN
- China
- Prior art keywords
- setscrew
- tensiometer
- circular hole
- hollow cylinder
- hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
-
- 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
- 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
Abstract
The problem of the invention discloses a kind of connection structures of screw forces testing to solve when with the pulling force of tower crane test setscrew, and pull rod is easy to skid or at predominate trend, is easy to produce safety accident.The present invention includes jack, setscrew and tensiometer, one end that the tensiometer is connect with setscrew is hollow cylinder, symmetrical circular hole A is transversely provided on the hollow cylinder, one end that the setscrew bassets is solid cylinder, the solid cylinder also laterally is provided with circular hole B, the diameter of diameter of a circle and solid cylinder matches in the hollow cylinder, in the hollow cylinder of solid cylinder one end insertion tensiometer, the other end of the tensiometer is hook, sunpender is installed on the jack, wirerope A is installed on the sunpender, the other end of the wirerope A is fixed with pull ring, the other end of the pull ring is connected with suspension hook, the suspension hook is directly connect with the hook on tensiometer by wirerope B.
Description
Technical field
The present invention relates to device for testing tensile force fields, and in particular to a kind of connection structure of screw forces testing.
Background technique
The fixation of setscrew is that expansion is promoted to generate friction bond stress using shape gradient is taken along, and reaches fixed effect.Spiral shell
Nail one is screw thread, and one has vertebra degree.Outside is surrounded by sheetmetal, and iron sheet cylinder half has several notch, they are filled in wall together
On in the hole accomplished fluently, then split nut, nut pull outward screw, vertebra degree is pulled in into sheetmetal cylinder, sheetmetal cylinder by spreading, in
It is to be tightly secured on wall, on floor or on ground, the maximum pull for wondering that setscrew is born is how many, needs to use
Tension tester measurement, and traditional pull force test method is put in tension tester on suspension hook, suspension hook catches on drawstring again, draws
For rope sling on the screw hole of setscrew, test drawstring in this way is easy to happen movement, safety accident is be easy to cause, so needing to design
A kind of safe tension tester tests the pulling force of expansion bolt.
Summary of the invention
The technical problems to be solved by the present invention are: pull rod is easy to skid when testing the pulling force of setscrew with tower crane
The problem of or at predominate trend, stress point is uneven when making to test pulling force, is easy to produce safety accident, the present invention provides
A kind of connection structure of the screw forces testing to solve the above problems.
The present invention is achieved through the following technical solutions:
A kind of connection structure of screw forces testing, including jack, setscrew and tensiometer, the setscrew
Cement flooring is inserted into one end, and the other end of the setscrew is connect with tensiometer, what the tensiometer was connect with setscrew
One end is hollow cylinder, and symmetrical circular hole A is transversely provided on the hollow cylinder, and one end that the setscrew bassets is
Solid cylinder, the solid cylinder also laterally are provided with circular hole B, the circular hole B on the setscrew and the circle on tensiometer
Hole A diameter is equal, the diameter phase of diameter of a circle and the solid cylinder of setscrew in the hollow cylinder on the tensiometer
Match, in the hollow cylinder of solid cylinder one end insertion tensiometer of the setscrew, the circular hole A and circular hole B weight
It is folded, the circular hole A and circular hole B is passed through by screw and is fixed together setscrew and tensiometer, the pulling force
The other end of meter is hook, is equipped with sunpender on the jack, wirerope A is equipped on the sunpender, the wirerope A's
The other end is fixed with pull ring, and the other end of the pull ring is connected with suspension hook, and the suspension hook is by wirerope B directly and on tensiometer
Hook connection.
The present invention devises a kind of connection structure of screw forces testing, including jack, setscrew and tensiometer,
Sunpender is installed on middle jack, sunpender is connect with one end of wirerope A, and the wirerope A other end is connect by pull ring with suspension hook,
Suspension hook at this time is connect by wirerope B with the hook on tensiometer, gives hook one pulling force, and the other end of tensiometer is direct
It is connected with setscrew, therefore tensiometer gives setscrew one pulling force, the drawing that setscrew can bear is measured on tensiometer
Power size, and one end that tensiometer is connect with setscrew is hollow cylinder, and is laterally provided with symmetrically on hollow cylinder
Circular hole A, and the one end of setscrew being connect with tensiometer be solid cylinder, and laterally offer circular hole B, by filled circles
Cylinder is inserted into hollow cylinder body, and circular hole A and circular hole B is overlapped, and is passed through with screw and is fixed tensiometer and setscrew
Together, tensiometer can steadily be fixed on swell fixture by this connection type, and easy to disassemble, in the process of measurement pulling force
In will not skid, the case where force unbalance will not occur, can more install more stably measurement setscrew within the walls by
Pulling force.
Further, the pull ring and suspension hook are rigidly connected by pin shaft.It is irremovable that rigid connection is allowed to junction
It not can be rotated, overall performance is good, the problem of will not waving.
Further, the hook and hollow cylinder at the tensiometer both ends are to strengthen steel production.It is big to strengthen rigid stress,
Rigidity is strong, not pliable deformation, and intensity is big.
Further, the range of the tensiometer is 20T.
Further, screw thread and nut are additionally provided on the solid cylinder of the setscrew.Used screw thread and nut
Setscrew is fixed in cement by cooperation, and fastening structure is not easy to loosen.
Further, the jack is located on iron stand.
Further, the jack is hydraulic jack.Hydraulic jack product less, structure it is intensive, force ratio compared with
Uniformly, internal load curve variation is smoother for balance.
The present invention has the advantage that and the utility model has the advantages that
1, design of the invention can be put when testing pressure guarantees safety, the drawing for the object for being suitble to test various
Power has wide range of applications；
2, tensiometer steadily is fixed on swell fixture by the present invention, and easy to disassemble, during measuring pulling force
It will not skid, the case where force unbalance will not occur, more stably measurement setscrew can be more installed and be subject within the walls
Pulling force；
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is tensiometer and setscrew attachment structure schematic diagram of the invention.
Fig. 2 is setscrew tensile test schematic diagram of the invention.
Fig. 3 is setscrew structural schematic diagram of the invention.
Label and corresponding parts title in attached drawing:
1- jack, 2- setscrew, 3- and tensiometer, 4- hollow cylinder, 5- circular hole A, 6- solid cylinder, 7- circular hole
B, 8- hook, 9- sunpender, 10- wirerope A, 11- pull ring, 12- suspension hook, 13- wirerope B, 14- iron stand.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment 1
As shown in Figures 2 and 3, a kind of tester for testing setscrew pulling force, including jack 1, setscrew 2 and drawing
Cement flooring is inserted into one end of power meter 3, the setscrew 2, and the other end of the setscrew 2 is connect with tensiometer 3, described
One end that tensiometer 3 is connect with setscrew 2 is hollow cylinder 4, is transversely provided with symmetrical circular hole A5 on the hollow cylinder 4,
One end that the setscrew 2 bassets is solid cylinder 6, and the solid cylinder 6 also laterally is provided with circular hole B7, described
Circular hole B7 on setscrew 2 is equal with the circular hole A5 diameter on tensiometer 3,4 inner circle of hollow cylinder on the tensiometer 3
The diameter of diameter and the solid cylinder 6 of setscrew 2 matches, and 6 one end of solid cylinder of the setscrew 2, which is inserted into, draws
In the hollow cylinder 4 of power meter 3, the circular hole A5 is Chong Die with the circular hole B7, passes through the circular hole A5 and the circle by screw
Setscrew and tensiometer are fixed together by hole B7, and the other end of the tensiometer 3 is hook 8, on the jack 1
Sunpender 9 is installed, wirerope A10 is installed, the other end of the wirerope A10 is fixed with pull ring 11, described on the sunpender 9
The other end of pull ring 11 is connected with suspension hook 12, and the suspension hook 12 is directly connect with the hook 8 on tensiometer by wirerope B13.
The present invention devises a kind of connection structure of screw forces testing, including jack, setscrew and tensiometer, wherein jack
On sunpender is installed, sunpender is connect with one end of wirerope A, and the wirerope A other end is connect by pull ring with suspension hook, hanging at this time
Hook connect by wirerope B with the hook on tensiometer, is given and is linked up with a pulling force, and the other end of tensiometer is directly and expanding screw
Silk is connected, therefore tensiometer gives setscrew one pulling force, and the pulling force size that setscrew can bear is measured on tensiometer, and
One end that tensiometer is connect with setscrew is hollow cylinder, and symmetrical circular hole A is laterally provided on hollow cylinder, and
The one end of setscrew connecting with tensiometer is solid cylinder, and laterally offers circular hole B, solid cylinder is inserted into empty
In heart cylindrical body, and circular hole A and circular hole B is overlapped, is passed through with screw and tensiometer and setscrew are fixed together, this company
Tensiometer can steadily be fixed on swell fixture by the mode of connecing, and easy to disassemble, will not be skidded during measuring pulling force,
The case where force unbalance will not occur, can more install and more stably measure setscrew in the pulling force being subject within the walls.
Embodiment 2
As depicted in figs. 1 and 2, the present embodiment the difference from embodiment 1 is that, the pull ring 11 passes through pin shaft with suspension hook 12
Rigid connection.The hook 8 and hollow cylinder 4 at 3 both ends of tensiometer are to strengthen steel production.The range of the tensiometer 3
For 20T.Screw thread and nut are additionally provided on the solid cylinder 6 of the setscrew 2.The jack 1 is located on iron stand 14.
The jack 1 is hydraulic jack.Pull ring and suspension hook are rigidly connected by pin shaft, and it is irremovable that rigid connection is allowed to junction
Also it not can be rotated, overall performance is good, the problem of will not waving.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (7)
1. a kind of tester for testing setscrew pulling force, which is characterized in that including jack (1), setscrew (2) and pulling force
It counts (3), cement flooring is inserted into one end of the setscrew (2), and the other end of the setscrew (2) and tensiometer (3) are even
It connects, one end that the tensiometer (3) connect with setscrew (2) is hollow cylinder (4), is laterally set on the hollow cylinder (4)
There is symmetrical circular hole A (5), one end that the setscrew (2) is basseted is solid cylinder (6), the solid cylinder
(6) it also laterally is provided with circular hole B (7), the circular hole B (7) on the setscrew (2) and circular hole A (5) diameter on tensiometer (3)
It is equal, the diameter of the solid cylinder (6) of hollow cylinder (4) interior diameter of a circle and setscrew (2) on the tensiometer (3)
Match, in the hollow cylinder (4) of solid cylinder (6) one end insertion tensiometer (3) of the setscrew (2), the circle
Hole A (5) is Chong Die with circular hole B (7), passes through the circular hole A (5) and the circular hole B (7) for setscrew and drawing by screw
Power meter is fixed together, and the other end of the tensiometer (3) is hook (8), is equipped with sunpender on the jack (1)
(9), it is equipped with wirerope A (10) on the sunpender (9), the other end of the wirerope A (10) is fixed with pull ring (11), described
The other end of pull ring (11) is connected with suspension hook (12), the suspension hook (12) by wirerope B (13) directly with the extension on tensiometer
Hook (8) connection.
2. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the pull ring (11) with
Suspension hook (12) is rigidly connected by pin shaft.
3. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the tensiometer (3)
The hook (8) and hollow cylinder (4) at both ends are to strengthen steel production.
4. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the tensiometer (3)
Range be 20T.
5. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the setscrew
(2) screw thread and nut are additionally provided on solid cylinder (6).
6. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the jack (1)
On iron stand (14).
7. a kind of connection structure of screw forces testing according to claim 1, which is characterized in that the jack (1)
For hydraulic jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398687.3A CN109632476A (en) | 2018-11-22 | 2018-11-22 | A kind of connection structure of screw forces testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398687.3A CN109632476A (en) | 2018-11-22 | 2018-11-22 | A kind of connection structure of screw forces testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109632476A true CN109632476A (en) | 2019-04-16 |
Family
ID=66068985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811398687.3A Pending CN109632476A (en) | 2018-11-22 | 2018-11-22 | A kind of connection structure of screw forces testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109632476A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133750A (en) * | 2019-05-21 | 2019-08-16 | 泉州芸台科技有限公司 | A kind of gravity sensor device for fast detecting and detection method |
| CN113670490A (en) * | 2021-08-12 | 2021-11-19 | 陕西飞机工业有限责任公司 | Force-displacement measuring device and measuring method |
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|---|---|---|---|---|
| DE2513670A1 (en) * | 1975-03-27 | 1976-10-07 | Schrem Kg Albert | Manually operated load tester for engineering components - has screwed puller shaft universally mounted in adjustable tripod |
| US20040067121A1 (en) * | 2002-10-04 | 2004-04-08 | Pan-Ching Huang | Expansion screw |
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| WO2012167679A1 (en) * | 2011-06-10 | 2012-12-13 | Wen Shaosong | Invisible pressure expansion screw |
| KR101379770B1 (en) * | 2012-11-02 | 2014-04-01 | 주식회사 센트랄 | Apparatus for testing screw strength of ball joint |
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-
2018
- 2018-11-22 CN CN201811398687.3A patent/CN109632476A/en active Pending
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| DE2513670A1 (en) * | 1975-03-27 | 1976-10-07 | Schrem Kg Albert | Manually operated load tester for engineering components - has screwed puller shaft universally mounted in adjustable tripod |
| US20040067121A1 (en) * | 2002-10-04 | 2004-04-08 | Pan-Ching Huang | Expansion screw |
| US20070227259A1 (en) * | 2006-03-29 | 2007-10-04 | Alba Tony J | Jack bolt activated tensile strength test machine |
| WO2012167679A1 (en) * | 2011-06-10 | 2012-12-13 | Wen Shaosong | Invisible pressure expansion screw |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110133750A (en) * | 2019-05-21 | 2019-08-16 | 泉州芸台科技有限公司 | A kind of gravity sensor device for fast detecting and detection method |
| CN113670490A (en) * | 2021-08-12 | 2021-11-19 | 陕西飞机工业有限责任公司 | Force-displacement measuring device and measuring method |
| CN113670490B (en) * | 2021-08-12 | 2023-11-21 | 陕西飞机工业有限责任公司 | Force-displacement measuring device and measuring method |
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