CN203337302U - Torque force-measured wrench - Google Patents

Torque force-measured wrench Download PDF

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Publication number
CN203337302U
CN203337302U CN2013204038564U CN201320403856U CN203337302U CN 203337302 U CN203337302 U CN 203337302U CN 2013204038564 U CN2013204038564 U CN 2013204038564U CN 201320403856 U CN201320403856 U CN 201320403856U CN 203337302 U CN203337302 U CN 203337302U
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CN
China
Prior art keywords
magnet steel
housing
driven
driven magnet
initiatively
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.)
Withdrawn - After Issue
Application number
CN2013204038564U
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Chinese (zh)
Inventor
钱辉
张士明
陈朝泳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fenghua tianyuan precision casting factory
Original Assignee
Fenghua tianyuan precision casting factory
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fenghua tianyuan precision casting factory filed Critical Fenghua tianyuan precision casting factory
Priority to CN2013204038564U priority Critical patent/CN203337302U/en
Application granted granted Critical
Publication of CN203337302U publication Critical patent/CN203337302U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

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Abstract

The utility model relates to a torque force-measured wrench comprising a housing. An active magnetic steel and a driven magnetic steel are fixed in the housing. The two magnetic steels are corresponding to each other. One end of the active magnetic steel is connected with a fastening tool connecting port. A ratchet mechanism is disposed in the housing. The active magnetic steel is mounted in the ratchet mechanism and is driven to rotate through rotation of the fastening tool connecting port. The torque force-measured wrench is designed according to the principle of magnetic induction, so, unlike conventional force-measured wrenches, the torque force-measured wrench can measure forces precisely, deformation, fatigue fracture and other phenomena caused by long-term use of metallic materials are completely prevented, the service life is substantially prolonged, and the torque force-measured wrench is suitable for large-scale popularization.

Description

A kind of torque measuring torque wrench
Technical field
The utility model relates to the plant equipment field of measuring technique, is specifically related to a kind of torque measuring torque wrench.
Background technology
In physics, moment of torsion is exactly the moment that object is rotated, and its size equals the product of power and the arm of force.Moment of torsion is the important process parameter of plant equipment, and it has reflected plant equipment ability to work within the specific limits.Torque-measuring apparatus can be used as the on-line measurement device of plant equipment, for functions such as the real time monitoring to equipment, controls; If can measure accurately, reliably, easily the torque value of equipment, just can be for fault diagnosis, improve equipment performance etc.Therefore, torque measurement has become an important component part in mechanical value measuring.
Current torque measurement adopts mechanical drive principle to be measured usually, and in measuring process, unavoidably the generation of the many phenomenons such as metal fatigue, distortion, fracture can occur after N use is stressed, thereby can affects the accurate precision of dynamometry, greatly shorten serviceable life.
As application number is 201110121498.3, the applying date is 2011.05.11 " torque-measuring apparatus ", the circular arc support portion that this measurement mechanism provides guaranteed the pulling force arm of force can be because of the plant equipment stop position inaccurate or other reasons and changing, flexible chain and pulley mechanism have been adopted simultaneously, eliminated the radial force that measurement mechanism produces, improved measuring accuracy, but this torque-measuring apparatus is in measuring process, due to continuous wearing and tearing, after service time is long, the phenomenon generations such as metal fatigue still can occur, and cause greatly shorten serviceable life.
The utility model content
For the present situation of above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of long service life, the torque measuring torque wrench that measuring accuracy is high.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of torque measuring torque wrench, comprise housing, be fixed with initiatively magnet steel and driven magnet steel in described housing, this two magnet steel is corresponding, described active magnet steel one end is connected with the fastened tools connector, be provided with ratchet device in described housing, this active magnet steel is arranged in ratchet device, thereby drives the initiatively rotation of magnet steel by rotating the fastened tools connector.
Further, described active magnet steel and driven magnet steel are horizontally placed in housing, and this driven magnet steel is provided with screw thread, and numerical value is carved with at driven magnet steel top, case top is provided with the lift adjustment nut with driven magnet steel threaded engagement, regulates the upright position of driven magnet steel by this lift adjustment nut.
Further, the junction of described lift adjustment nut and driven magnet steel is provided with limited block, and this limited block is screwed, and by this limited block, prevents that driven magnet steel from vertically moving.
Further, described driven magnet steel is polygon, and this driven magnet steel and inner walls are inlayed.
Further, described driven magnet steel is vertically mounted on the inwall of housing, corresponding, initiatively magnet steel is vertically mounted in housing, this active magnet steel is carved with numerical value, initiatively magnet steel one end is provided with screw thread, and case top is provided with the lift adjustment nut with this threaded engagement, by this lift adjustment nut, regulates the initiatively upright position of magnet steel.
Further, the junction of described lift adjustment nut and active magnet steel is provided with the regulating nut positioning wedged block, by this regulating nut positioning wedged block, prevents that initiatively the magnet steel vertical sliding is moving.
Compared with prior art, the utility model has the advantage of: the utility model is designed by magnetic induction principle, test product connects the fastened tools connector, will produce moment of torsion when rotating, the fastened tools connector will drive initiatively magnet steel and be rotated, kissing area by regulating initiatively magnet steel and driven magnet steel or regulate the measured value that the relative position of magnet steel and driven magnet steel is initiatively set moment of torsion, when the kissing area is larger or two magnet steel interval pitch are less, the acting force produced is just larger, and when the kissing area is less or two magnet steel interval pitch are larger, the acting force produced is just less, according to the actual requirements, regulate the lift adjustment nut, the limit value of mensuration power is set, moment of torsion just can obtain in the scale digital line from dynamometry reading window intuitively.
The utility model is designed by magnetic induction principle, different from traditional torque-indicating wrencg, its dynamometry is accurate, the generation of the many phenomenons such as the distortion after also will not producing that metal material is permanent and using and fatigue break, greatly improve serviceable life, is applicable to large-scale promotion.
The accompanying drawing explanation
Fig. 1 is embodiment 1 structural representation;
Fig. 2 is Fig. 1 wiring layout;
Fig. 3 is embodiment 2 structural representations;
Fig. 4 is Fig. 3 wiring layout;
On figure, numeral is as follows: 1-housing, 2-ratchet device, the driven magnet steel of 3-, 4-numerical value, 5-limited block, 6-lift adjustment nut, 7-screw thread, 8-be magnet steel, 9-fastened tools connector, 10-regulating nut positioning wedged block initiatively.
Embodiment
Below in conjunction with accompanying drawing, embodiment, the utility model is described in further detail.
Embodiment 1
As Fig. 1, shown in 2, a kind of torque measuring torque wrench, comprise housing 1, be fixed with initiatively magnet steel 8 and driven magnet steel 3 in housing 1, this two magnet steel is corresponding, initiatively magnet steel 8 one ends are connected with fastened tools connector 9, be provided with ratchet device 2 in housing 1, this active magnet steel 8 is arranged in ratchet device 2, thereby drive the initiatively rotation of magnet steel 8 by rotating fastened tools connector 9, initiatively magnet steel 8 and driven magnet steel 3 are horizontally placed in housing, this driven magnet steel 3 is provided with screw thread 7, numerical value 4 is carved with at driven magnet steel 3 tops, housing 1 top is provided with the lift adjustment nut 6 be meshed with driven magnet steel screw thread 7, regulate the upright position of driven magnet steel 3 by this lift adjustment nut 6, the junction of lift adjustment nut 6 and driven magnet steel 3 is provided with limited block 5, this limited block 5 is screwed, prevent that by this limited block 5 driven magnet steel 3 from vertically moving, driven magnet steel 3 is polygon, this driven magnet steel 3 is inlayed with housing 1 inwall.
When needs are measured, first regulate lift adjustment nut 6, control the distance between the upper and lower of active magnet steel 8 and driven magnet steel 3, between the upper and lower apart from larger, the resistance of magnetic fields is just less, otherwise the resistance of magnetic fields is just larger, because driven magnet steel 3 and housing 1 inwall are inlayed, when 8 rotation of active magnet steel, driven magnet steel 3 can not rotate thereupon, measure so just more accurate, last reading just directly the numerical value 4 from driven magnet steel 3 read.
The utility model is simple in structure, utilizes magnetic induction principle, and the generation of the many phenomenons such as the distortion after can not producing that metal material is permanent and using and fatigue break, improve serviceable life greatly, is applicable to large-scale promotion.
Embodiment 2
As shown in Figure 3,4, with embodiment 1, compare, the driven magnet steel 3 of the present embodiment is vertically mounted on the inwall of housing 1, corresponding, initiatively magnet steel 8 is vertically mounted in housing 1, initiatively magnet steel 8 is carved with numerical value 4, initiatively magnet steel 8 one ends are provided with screw thread 7, housing 1 top is provided with the lift adjustment nut 6 be meshed with this screw thread 7, regulate the initiatively upright position of magnet steel 8 by this lift adjustment nut 6, the junction of lift adjustment nut 6 and active magnet steel 8 is provided with regulating nut positioning wedged block 10, by this regulating nut positioning wedged block 10, prevents that initiatively magnet steel 8 vertically moves.
During measurement, regulate lift adjustment nut 6, control the kissing area of active magnet steel 8 and driven magnet steel 3, the kissing area is larger, the moment of torsion resistance of magnetic field interaction is just larger, otherwise the moment of torsion resistance of magnetic fields is just less, and the last reading directly numerical value from active magnet steel 84 is read.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment, the utility model is had been described in detail, it will be understood by those of skill in the art that its technical scheme that still can put down in writing aforementioned each embodiment modifies, or part technical characterictic is wherein replaced on an equal basis; And these modifications or replacement do not make the essence of appropriate technical solution break away from spirit and the scope of each embodiment technical scheme of the utility model.

Claims (6)

1. a torque measuring torque wrench, comprise housing (1), it is characterized in that, be fixed with initiatively magnet steel (8) and driven magnet steel (3) in described housing (1), this two magnet steel is corresponding, described active magnet steel (8) one ends are connected with fastened tools connector (9), be provided with ratchet device (2) in described housing (1), this active magnet steel (8) is arranged in ratchet device (2), by rotating fastened tools connector (9) thus drive the initiatively rotation of magnet steel (8).
2. a kind of torque measuring torque wrench according to claim 1, it is characterized in that, described active magnet steel (8) and driven magnet steel (3) are horizontally placed in housing, this driven magnet steel (3) is provided with screw thread (7), numerical value (4) is carved with at driven magnet steel (3) top, housing (1) top is provided with the lift adjustment nut (6) be meshed with driven magnet steel screw thread (7), regulates the upright position of driven magnet steel (3) by this lift adjustment nut (6).
3. a kind of torque measuring torque wrench according to claim 2, it is characterized in that, the junction of described lift adjustment nut (6) and driven magnet steel (3) is provided with limited block (5), this limited block (5) is screwed, and by this limited block (5), prevents that driven magnet steel (3) is vertical mobile.
4. according to the described a kind of torque measuring torque wrench of claim 2 or 3, it is characterized in that, described driven magnet steel (3) is polygon, and this driven magnet steel and inner walls are inlayed.
5. a kind of torque measuring torque wrench according to claim 1, it is characterized in that, described driven magnet steel (3) is vertically mounted on the inwall of housing (1), corresponding, initiatively magnet steel (8) is vertically mounted in housing (1), this active magnet steel (8) is carved with numerical value (4), initiatively magnet steel (8) one ends are provided with screw thread (7), housing (1) top is provided with the lift adjustment nut (6) be meshed with this screw thread (7), by this lift adjustment nut (6), regulates the initiatively upright position of magnet steel (8).
6. a kind of torque measuring torque wrench according to claim 4, it is characterized in that, the junction of described lift adjustment nut (6) and active magnet steel (8) is provided with regulating nut positioning wedged block (10), by this regulating nut positioning wedged block (10), prevents that initiatively magnet steel (8) is vertical mobile.
CN2013204038564U 2013-07-09 2013-07-09 Torque force-measured wrench Withdrawn - After Issue CN203337302U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013204038564U CN203337302U (en) 2013-07-09 2013-07-09 Torque force-measured wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013204038564U CN203337302U (en) 2013-07-09 2013-07-09 Torque force-measured wrench

Publications (1)

Publication Number Publication Date
CN203337302U true CN203337302U (en) 2013-12-11

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Application Number Title Priority Date Filing Date
CN2013204038564U Withdrawn - After Issue CN203337302U (en) 2013-07-09 2013-07-09 Torque force-measured wrench

Country Status (1)

Country Link
CN (1) CN203337302U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104280172A (en) * 2013-07-09 2015-01-14 奉化市天元精密铸造厂 Torque measuring wrench

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104280172A (en) * 2013-07-09 2015-01-14 奉化市天元精密铸造厂 Torque measuring wrench
CN104280172B (en) * 2013-07-09 2017-08-08 奉化市天元精密铸造厂 A kind of moment of torsion torque-indicating wrencg

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
DD01 Delivery of document by public notice

Addressee: Yang Jian

Document name: Notification of Passing Examination on Formalities

AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20131211

Effective date of abandoning: 20170808