CN205079907U - Detection apparatus for be used for power value measuring instrument - Google Patents
Detection apparatus for be used for power value measuring instrument Download PDFInfo
- Publication number
- CN205079907U CN205079907U CN201520778811.4U CN201520778811U CN205079907U CN 205079907 U CN205079907 U CN 205079907U CN 201520778811 U CN201520778811 U CN 201520778811U CN 205079907 U CN205079907 U CN 205079907U
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- China
- Prior art keywords
- pick
- unit
- cable wire
- lever
- measurement instrument
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model relates to a metering device technical field especially relates to a detection apparatus for be used for power value measuring instrument. Include: the riser the fixed pulley is installed on riser upper portion, on the circumference of fixed pulley processing fluted, the cable wire is located in the recess, the diameter of recess with the diameter of cable wire is unanimous, cable wire one end is hung at the dynamometer or is weighed on the hook of utensil lower part, the cable wire rear portion is located the recess on lever one end upper portion, the fulcrum lower part of lever is equipped with strutting arrangement, the other end of lever is equipped with the position of placing of detecting measuring instrument. Through the enlarged principle of lever and the redirecting operation of fixed pulley, make detection device become simply convenient operation. Detection space diminishes, not restricted by the place, practices thrift and detects the cost.
Description
Technical field
The utility model relates to measuring apparatus technical field, particularly relates to a kind of to detect dynamometer (meter) or the accuracy of weighing apparatus or the pick-up unit of the error of indication.
Background technology
At present, both at home and abroad at dynamometer (meter) or weighing apparatus after use after a while, all need regularly to carry out magnitude tracing to dynamometer (meter) or weighing apparatus, when the dynamometry instrument large to some values or weighing apparatus (as electronic steelyard, tautness meter) carry out magnitude tracing, detect cumbersome, under electronic steelyard, tautness meter are put into the suspension hook of large-scale driving by now current device, detected by standard force value or weight.Existing equipment is huger, needs the place being equipped with certain scale for tracing to the source operation, troublesome poeration simultaneously.
Utility model content
For the weak point existed in the problems referred to above, the utility model provides a kind of pick-up unit for force measurement instrument.
For achieving the above object, the utility model provides a kind of pick-up unit for force measurement instrument, comprising:
Riser, on described riser top, fixed pulley is installed, described fixed pulley be circumferentially processed with groove, cable wire is positioned at described groove, the diameter of described groove is consistent with the diameter of described cable wire, and described cable wire one end hangs on the hook of dynamometer or weighing apparatus bottom, and described cable wire rear portion is positioned at the groove on top, lever one end, the fulcrum bottom of described lever is provided with bracing or strutting arrangement, and the other end of described lever is provided with the placement position detecting surveying instrument.
Above-mentioned pick-up unit, described riser is bolted on base plate top, is all installed with column in described base plate both sides, is plugged with cover plate on described column top, elevating screw is inserted in the middle part of described cover plate, and dynamometer or weighing apparatus are installed in the bottom of described elevating screw.
Above-mentioned pick-up unit, described column upper end has screwed upright nut.
Above-mentioned pick-up unit, described elevating screw upper end has screwed feed screw nut, and overlapping between described feed screw nut and described cover plate has pad.
Above-mentioned pick-up unit, described dynamometer or weighing apparatus with described hook for being flexibly connected.
Above-mentioned pick-up unit, described bracing or strutting arrangement comprises bracing frame, is provided with back-up block on support frame as described above top by rotating shaft.
Above-mentioned pick-up unit, described lever side is the front arm of force, is connected with described cable wire, and opposite side is the rear arm of force, is provided with the placement position detecting surveying instrument.
Above-mentioned pick-up unit, described front torque arm length is less than the length of the described rear arm of force.
Above-mentioned pick-up unit, described riser is connected by axle with described fixed pulley.
In technique scheme, the pick-up unit for force measurement instrument that the utility model provides, by the amplification principle of lever and the change direction operation of fixed pulley, makes pick-up unit become simple, easy to operate.Detection space diminishes, and not by the restriction in place, saves testing cost.
Accompanying drawing explanation
Fig. 1 is a kind of pick-up unit front view for force measurement instrument of the utility model.
In figure: 1, base plate; 2, column; 3, riser; 4, fixed pulley; 5, cable wire; 6, bracing frame; 7, rotating shaft; 8, back-up block; 9, lever; 10, the rear arm of force; 11, the front arm of force; 12, dynamometer or weighing apparatus; 13, elevating screw; 14, pad; 15, feed screw nut; 16, upright nut; 17, cover plate.
Embodiment
As shown in Figure 1, a kind of pick-up unit for force measurement instrument described in the utility model embodiment, comprising: weighing and force measurement apparatus 12, base plate 1, the method that four angles of described base plate 1 are threaded connection fixes 4 root posts 2, the flat shoulder of upper end processing of described column 2 and external thread.Cover plate 17, four angles of described cover plate 17 process the hole coordinated with the upper external screw thread of described column 2, and the flat shoulder that described cover plate 17 is placed on described column 2 is fixed by upright nut 16.In the machining center hole, center of described cover plate 17, through screw mandrel 13 in described center pit, the upper end of described screw mandrel 13 is fixed by pad 14 and feed screw nut 15, the lower end of described screw mandrel 13 connects described dynamometer or weighing apparatus 12, being fixedly connected with mechanism below described dynamometer or weighing apparatus 12, controlling weighing utilities position in the vertical direction by regulating the tense-lax of feed screw nut.Fixed pulley 4, described fixed pulley 4 is fixed on by central shaft in the hole of two pieces of risers 3, and described riser 3 is fixed through the groove on described riser 3 and described base plate 1 by bolt.Lever 9, described lever 9 is fixedly connected with back-up block 8, the bottom processing semi-circular groove of described back-up block 8, described lever 9 is divided into the front arm of force 11 and the rear arm of force 10 by described groove, install bracing frame 6 in the below of described groove, the top fixed rotating shaft 7 of support frame as described above, described rotating shaft 7 uses with described slot fit, can reducing friction resistance, increase the service life.Fix a cable wire 5 in the front end of the described front arm of force, described cable wire 5 is walked around described fixed pulley 4 and is connected with the bindiny mechanism below described dynamometer or weighing apparatus 12, and described bindiny mechanism can be suspension hook, or shackle etc.Groove on described riser 3 is long gain, and described long gain direction is consistent with the direction of described lever 9, can regulate the position of cable wire.The described front arm of force 11 length is less than the described rear arm of force 10 length, and acting force is amplified.The circumferentially machined grooves of described fixed pulley 4, the diameter of described groove is consistent with the diameter of described cable wire 5, plays the role of positioning to cable wire.
By the amplification principle of lever and the change direction operation of fixed pulley, the device of detection is made to become simple, easy to operate.The space detected diminishes, and does not limit by place, saves testing cost.
During concrete use, dynamometer or weighing apparatus are preset on the cover plate of device by elevating screw and feed screw nut, connect cable wire at dynamometer or weighing apparatus bottom and fixed by fixed pulley and the front arm of force, front and back arm of force level is made by regulating elevating screw height, the rear arm of force fixed position of lever loads canonical measure power or the weight of needs, this dynamometer or weighing apparatus reading compare with canonical measure power or weight readings, namely can obtain accuracy or the error of indication of dynamometer or weighing apparatus.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. for a pick-up unit for force measurement instrument, it is characterized in that, comprising:
Riser (3), on described riser (3) top, fixed pulley (4) is installed, described fixed pulley (4) be circumferentially processed with groove, cable wire (5) is positioned at described groove, the diameter of described groove is consistent with the diameter of described cable wire (5), described cable wire (5) one end hangs on the hook of dynamometer or weighing apparatus (12) bottom, described cable wire (5) rear portion is positioned at the groove on lever (9) top, one end, the fulcrum bottom of described lever (9) is provided with bracing or strutting arrangement, the other end of described lever (9) is provided with the placement position detecting surveying instrument.
2. the pick-up unit for force measurement instrument according to claim 1, it is characterized in that: described riser (3) is bolted on base plate (1) top, column (2) is all installed with in described base plate (1) both sides, cover plate (17) is plugged with on described column (2) top, elevating screw (13) is inserted in described cover plate (17) middle part, and dynamometer or weighing apparatus (12) are installed in the bottom of described elevating screw.
3. the pick-up unit for force measurement instrument according to claim 2, is characterized in that: described column (2) upper end has screwed upright nut (16).
4. the pick-up unit for force measurement instrument according to claim 2, it is characterized in that: described elevating screw (13) upper end has screwed feed screw nut (15), overlapping between described feed screw nut (15) and described cover plate (17) has pad (14).
5. the pick-up unit for force measurement instrument according to claim 1, is characterized in that: described dynamometer or weighing apparatus (12) with described hook for being flexibly connected.
6. the pick-up unit for force measurement instrument according to claim 1, it is characterized in that: described bracing or strutting arrangement comprises bracing frame (6), by rotating shaft (7), back-up block (8) is installed on support frame as described above (6) top.
7. the pick-up unit for force measurement instrument according to claim 1, it is characterized in that: described lever (9) side is the front arm of force (11), be connected with described cable wire, opposite side is the rear arm of force (10), is provided with the placement position detecting surveying instrument.
8. the pick-up unit for force measurement instrument according to claim 7, is characterized in that: the described front arm of force (11) length is less than the length of the described rear arm of force (10).
9. the pick-up unit for force measurement instrument according to claim 1, is characterized in that: described riser (3) is connected by axle with described fixed pulley (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778811.4U CN205079907U (en) | 2015-10-09 | 2015-10-09 | Detection apparatus for be used for power value measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520778811.4U CN205079907U (en) | 2015-10-09 | 2015-10-09 | Detection apparatus for be used for power value measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205079907U true CN205079907U (en) | 2016-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520778811.4U Expired - Fee Related CN205079907U (en) | 2015-10-09 | 2015-10-09 | Detection apparatus for be used for power value measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205079907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222951A (en) * | 2015-10-09 | 2016-01-06 | 舟山市质量技术监督检测研究院 | A kind of pick-up unit for force measurement instrument |
-
2015
- 2015-10-09 CN CN201520778811.4U patent/CN205079907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222951A (en) * | 2015-10-09 | 2016-01-06 | 舟山市质量技术监督检测研究院 | A kind of pick-up unit for force measurement instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20211009 |