CN205066921U - A device slowly falls for among weight metrological verification - Google Patents
A device slowly falls for among weight metrological verification Download PDFInfo
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- CN205066921U CN205066921U CN201520595241.5U CN201520595241U CN205066921U CN 205066921 U CN205066921 U CN 205066921U CN 201520595241 U CN201520595241 U CN 201520595241U CN 205066921 U CN205066921 U CN 205066921U
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- connecting plate
- damping
- lower connecting
- counterweight
- fixed support
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Abstract
The utility model provides a device slowly falls for among weight metrological verification, including damping support, fixed stay, down connecting plate, upper junction plate, quality comparator, slowly baffle, gland nut, universal wheel fall, the fixed stay is fixed upper and lower connecting plate in the device, and the terminal surface department in the fixed stay is installed to the universal wheel, lower connecting plate suit the one end of fixed stay, gland nut is used for fastening connecting plate down. The damping is supported one end and is installed under on the connecting plate, and the other end stretches out quality comparator upper cover plate, the quality comparator is kept flat on the upper junction plate, and its four stabilizer blades are placed in the supporting region intra -area of fixed stay, buffering baffle installation supports guide arm area screwed one end in the damping, is used for and is examined the weight contact. The utility model discloses install rational in infrastructurely, portable, easy operation can move placing of metrological verification in -process to 1t and above weight and slowly fall the damping effect, and the impact the when comparator of ensuring the quality of products is not placed by the weight harms.
Description
Technical field
The utility model relates to field of measuring techniques, and particularly relating to a kind of is 1t and the slow descending device of above counterweight in measurement verification for quality.
Background technology
Quality is one of seven large physics fundamental quantities, and counterweight is a kind of material measure reappearing mass value, is widely used in all departments.The Measurement Verification Work of counterweight to weigh standard test weight and tested counterweight relatively realize by weighing instrument, and it is directly connected to the accuracy and consistance that quality measurements transmits.In existing weight detecting technology, quality is that 1t and the handling of above counterweight normally adopt artificial location, manually carrying to carry out, need to expend a large amount of manual labor of testing person, inefficiency, and due to counterbalance mass larger, and there is many uncontrollable factors in the process of counterweight placement, so easily there is severe impact when counterweight contacts with quality comparator, impulsive force can cause the damage of Sensor section in quality comparator, can cause scrapping of quality comparator time serious.
Utility model content
For Shortcomings in prior art, it is 1t and the slow descending device of above counterweight in measurement verification for quality that the utility model provides a kind of, apparatus structure is reasonable, removable, simple to operate, can rise to delay to the placement action in 1t and above counterweight measurement verification process smoothly and fall effectiveness in vibration suppression, impact injury when comparer of ensuring the quality of products is not placed by counterweight.
The utility model realizes above-mentioned technical purpose by following technological means.
For the slow descending device in counterweight measurement verification, comprise fixed support, lower connecting plate, upper junction plate, Damper Braces, quality comparator, slow downshift plate;
Described fixed support has four, for column structure, upper junction plate, lower connecting plate is respectively equipped with above and below fixed support, the top of fixed support and bottom are all furnished with radial screw thread, the both sides end face of described upper junction plate and lower connecting plate is all furnished with positioning spiro pit, the upper end of fixed support is fixedly connected with by screw thread with upper junction plate, the lower end of fixed support is fixedly connected with by screw thread with lower connecting plate, and is provided with the gland nut for fastening lower connecting plate between the lower end and lower connecting plate of fixed support;
Described upper junction plate is placed with quality comparator, and four legs of described quality comparator are positioned in the bearing area of fixed support; The geometric center place of described lower connecting plate upper surface is fixedly connected with cylinder body one end of described Damper Braces, the damping guide rod of the described Damper Braces other end is successively through the via hole of upper junction plate, quality comparator place geometric center, and damping guide rod top is threaded connection cushioning fender, be used for contacting with tested counterweight; All a universal wheel is fixed with by screw thread near the bottom surface of the lower connecting plate of each described fixed support.
Further, described slow downshift plate upper surface coated elastic rubbery body material TPR layer.
Further, described universal wheel list props up bearing capacity and is greater than 8kN, and often props up on universal wheel and be all furnished with brake.
Further, described Damper Braces outside is cylinder barrel, and inside is provided with damping guide rod, piston;
Described piston is fixed on damping guide rod; Orienting sleeve and damping gland nut are equipped with in described cylinder barrel two ends, viscous fluid material is filled in described cylinder barrel inside, described guide rod moves under the effect of tested counterweight self gravitation, when described piston moves with damping guide rod, viscous fluid flow of material crosses the damping hole of piston face and the damping clearance between piston and cylinder barrel.
Further, described Damper Braces stretches out the length of quality comparator upper surface is 80mm.
Further, described damping hole diameter range is 2-3mm, adjusts by the method changing damper bar; The setting range of described damping clearance is the scope of damping hole diameter.
Further, described lower connecting plate, upper connection thickness are 30mm.
The beneficial effects of the utility model:
(1) described in the utility model is 1t and the slow descending device of above counterweight in measurement verification for quality, and upper lower connecting plate material of the present utility model is Q235, thickness 30mm, be mainly used in load heavy amount quality comparator, its structure is simple, and reliability is high, simple to operate.In 1t and above counterweight put procedure, manually discharge without the need to testing person, slowly decline under the damping force acting in conjunction that counterweight provides at self gravitation and Damper Braces, rise to delay to the placement action in 1t and above counterweight measurement verification process and fall effectiveness in vibration suppression, impact injury when comparer of ensuring the quality of products is not placed by counterweight, improves calibration operation efficiency high.
(2) slow downshift plate upper surface coated elastic rubbery body material TPR, realizes, to the manual imitation soft-touch placing counterweight, not causing damage, do not affect calibration operation quality to counterweight surface.
(3) be that 1t and the slow descending device of above counterweight in measurement verification are furnished with mobile universal wheel for quality, the dirigibility of package unit is increased greatly.Simultaneously in weight detecting process, universal wheel can locking, the stability of assurance device in weight detecting process.Quality comparator self adjustable level, to adapt to different work on the spot environment.
(4) described in the utility model is 1t and the slow descending device of above counterweight in measurement verification for quality, and wherein Damper Braces (i.e. damper) utilizes viscous fluid material to flow through in thin wall small hole thus produces pressure differential to consume energy.According to the damping force selecting the size of different viscous materials and adjustment aperture can obtain desired design.Repeatedly verify by experiment, preferred damping hole diameter range is 2-3mm, and adjust by the method changing damper bar, namely damping clearance is damping hole diameter; This device adopts two rod design, can ensure that Damper Braces is stressed equal in tension and compression process, stable working, and power consumption evenly.Dimethyl silicon oil selected by described viscous fluid material 13; The length that described Damper Braces 5 stretches out quality comparator 7 upper surface is 80mm, and through lot of experiment validation, the speed met when counterweight contacts with quality comparator is less than 3mm/s.
(5) described in the utility model is 1t and the slow descending device of above counterweight in measurement verification for quality, the viscous fluid material selection dimethyl silicon oil be wherein equipped with in Damper Braces (i.e. damper), there is excellent shear stability, absorb vibration, prevent the function of Vibration propagation, can damping fluid be made.Viscosity-temperature characteristics can be best in fluid lubricant, and in wide temperature range, viscosity change is little.
Accompanying drawing explanation
Fig. 1 is described in the utility model is 1t and the slow descending device schematic diagram of above counterweight in measurement verification for quality.
Fig. 2 is slow descending device A-A diagrammatic cross-section described in the utility model.
Fig. 3 is damp support structure schematic diagram described in the utility model.
Description of reference numerals is as follows: 1-universal wheel, 2-gland nut, 3-fixed support, 4-lower connecting plate, 5-Damper Braces, 6-upper junction plate, 7-quality comparator, 8-cushioning fender, 9-damping guide rod, 10-damping gland nut, 11-orienting sleeve, 12-cylinder barrel, 13-viscous fluid material, 14-piston, 15-damping hole, 16-damping clearance.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of ", multiple " is two or more except as otherwise noted.
As shown in Figure 1-2, a kind of is 1t and the slow descending device of above counterweight in measurement verification for quality, comprises Damper Braces 5, fixed support 3, lower connecting plate 4, upper junction plate 6, quality comparator 7, slow downshift plate 8, gland nut 2, universal wheel 1; Described fixed support 3 plays the use of fixing upper and lower web joint in package unit, there are four, for column structure, fixed support 3 one end is furnished with radial screw thread, described upper junction plate 6 and lower connecting plate 4 are rectangle, its rectangle both sides end face is all furnished with positioning spiro pit, and respectively there are two threaded holes side; Described lower connecting plate 4 is sleeved on one end place of the fixed support 3 near universal wheel 1; Described gland nut 2 is used for fastening lower connecting plate 4; Described upper junction plate 6 is arranged on fixed support 3 other end end, is connected by end face center threaded hole; Described lower connecting plate 4, upper junction plate 6 material are Q235, and thickness is 30mm.
Described quality comparator 7 lies on upper junction plate 6, and quality comparator 7 four legs are positioned in the bearing area of fixed support 3; Described quality comparator 7 model selects XP1003KM.
Described Damper Braces 5 cylinder body one end is arranged on lower connecting plate 4, and the other end stretches out quality comparator 7 upper cover plate, and extension elongation is 80mm; Described cushioning fender 8 is installed on the screwed one end of Damper Braces 5 guide rod, is used for contacting with tested counterweight.
Described universal wheel 1 is arranged on the end, one end of fixed support 3, is connected by end face center threaded hole.
Described slow downshift plate upper surface coated elastic rubbery body material TPR, realizes, to the manual imitation soft-touch placing counterweight, not causing damage, do not affect calibration operation quality to counterweight surface.
Described universal wheel 1, increases the travelling performance of package unit.Simultaneously in weight detecting process, universal wheel 1 can locking, the stability of assurance device in weight detecting process.
As shown in Figure 3, Damper Braces 5 (i.e. damper) a kind ofly utilizes viscous fluid material to flow through in thin wall small hole thus produce pressure differential to carry out a kind of device consumed energy.Comprise damping guide rod 9, damping gland nut 10, orienting sleeve 11, cylinder barrel 12, viscous fluid material 13, piston 14, damping hole 15, damping clearance 16.Described piston 14 is fixed on guide rod 9; Orienting sleeve 11 and damping gland nut 10 are equipped with in described cylinder barrel 12 two ends; Viscous fluid material 13 is filled in described cylinder barrel 12.Described Damper Braces 5 cylinder body one end can be placed in the ring flange of lower connecting plate 4, and ring flange and lower connecting plate 4 are bolted.
Described guide rod 9 moves under the effect of tested counterweight self gravitation, and described piston 14 moves with guide rod 9 simultaneously, and viscous fluid material 13 flows through the damping clearance 16 between the damping hole 15 of piston face and piston 14 and cylinder barrel 12.Because viscous fluid material 13 carries out Clearance Flow in cylinder barrel 12, between piston 14 both ends of the surface, meeting mineralization pressure is poor, thus produces damping force, and damping force direction is contrary with Weight gravity direction, plays to delay fall effect to counterweight put procedure.
The course of work that the utility model is 1t and the slow descending device of above counterweight in measurement verification for quality is: counterweight is placed on cushioning fender 8 naturally, cushioning fender 8 is installed on one end of the guide rod 9 of Damper Braces 5, counterweight declines under self gravitation effect, guide rod 9 declines with identical speed with piston 14, viscous fluid material 13 flows through the damping clearance 16 between the damping hole 15 of piston face and piston 14 and cylinder barrel 12, between piston 14 both ends of the surface, meeting mineralization pressure is poor, thus generation damping force, damping force direction is contrary with Weight gravity direction, play to delay to counterweight put procedure and fall effect, final tested counterweight contacts with minimum speed with quality comparator.Adopt two rod design, can ensure that Damper Braces is stressed equal in tension and compression process, stable working, power consumption evenly.Described damping hole 15 diameter range is 2-3mm (being preferably 2.5mm); The setting range of described damping clearance 16 is the scope of damping hole diameter, in real work, through lot of experiment validation, the length that Damper Braces guide rod stretches out quality comparator is 80mm, and the speed finally met when counterweight contacts with quality comparator is less than 3mm/s.
To sum up, adopting of the present utility model is that 1t and the slow descending device of above counterweight in measurement verification are conducive to improving calibrating efficiency for quality, and reduce testing person's labour cost, avoiding by people is that the impact to weighing apparatus equipment that maloperation causes endangers.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Described embodiment is preferred embodiment of the present utility model; but the utility model is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present utility model, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection domain of the present utility model.
Claims (7)
1. one kind for the slow descending device in counterweight measurement verification, it is characterized in that, comprise fixed support (3), lower connecting plate (4), upper junction plate (6), Damper Braces (5), quality comparator (7), slow downshift plate (8);
Described fixed support (3) has four, for column structure, upper junction plate (6) is respectively equipped with above and below fixed support (3), lower connecting plate (4), top and the bottom of fixed support (3) are all furnished with radial screw thread, the both sides end face of described upper junction plate (6) and lower connecting plate (4) is all furnished with positioning spiro pit, the upper end of fixed support (3) is fixedly connected with by screw thread with upper junction plate (6), the lower end of fixed support (3) is fixedly connected with by screw thread with lower connecting plate (4), and the gland nut (2) be provided with between the lower end of fixed support (3) and lower connecting plate (4) for fastening lower connecting plate (4),
Described upper junction plate (6) is placed with quality comparator (7), four legs of described quality comparator (7) are positioned in the bearing area of fixed support (3); The geometric center place of described lower connecting plate (4) upper surface is fixedly connected with cylinder body one end of described Damper Braces (5), the damping guide rod (9) of described Damper Braces (5) other end is successively through the via hole of upper junction plate (6), quality comparator (7) place geometric center, and damping guide rod (9) top is threaded connection cushioning fender (8), be used for contacting with tested counterweight; All a universal wheel (1) is fixed with by screw thread near the bottom surface of the lower connecting plate (4) of each described fixed support (3).
2. according to claim 1ly a kind ofly to it is characterized in that for the slow descending device in counterweight measurement verification, described slow downshift plate (8) upper surface coated elastic rubbery body material TPR layer.
3. according to claim 1ly a kind ofly to it is characterized in that for the slow descending device in counterweight measurement verification, described universal wheel (1) single bearing capacity is greater than 8kN, and often props up on universal wheel and be all furnished with brake.
4. according to claim 1 a kind of for the slow descending device in counterweight measurement verification, it is characterized in that, described Damper Braces (5) outside is cylinder barrel (12), and inside is provided with damping guide rod (9), piston (14);
Described piston (14) is fixed on damping guide rod (9); Orienting sleeve (11) and damping gland nut (10) are equipped with in described cylinder barrel (12) two ends, viscous fluid material (13) is filled in described cylinder barrel (12) inside, described guide rod (9) moves under the effect of tested counterweight self gravitation, when described piston (14) is mobile with damping guide rod (9), viscous fluid material (13) flows through the damping hole (15) of piston face and the damping clearance (16) between piston (14) and cylinder barrel (12).
5. according to claim 4ly a kind ofly to it is characterized in that for the slow descending device in counterweight measurement verification, the length that described Damper Braces (5) stretches out quality comparator (7) upper surface is 80mm.
6. according to claim 4ly a kind ofly to it is characterized in that for the slow descending device in counterweight measurement verification, described damping hole (15) diameter range is 2-3mm; The setting range of described damping clearance (16) is the scope of damping hole diameter.
7. according to claim 1ly a kind ofly to it is characterized in that for the slow descending device in counterweight measurement verification, described lower connecting plate (4), upper junction plate (6) thickness are 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595241.5U CN205066921U (en) | 2015-08-07 | 2015-08-07 | A device slowly falls for among weight metrological verification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520595241.5U CN205066921U (en) | 2015-08-07 | 2015-08-07 | A device slowly falls for among weight metrological verification |
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| Publication Number | Publication Date |
|---|---|
| CN205066921U true CN205066921U (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520595241.5U Expired - Fee Related CN205066921U (en) | 2015-08-07 | 2015-08-07 | A device slowly falls for among weight metrological verification |
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| CN (1) | CN205066921U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181106A (en) * | 2015-08-07 | 2015-12-23 | 江苏大学 | Slow descent apparatus used for weight metering verification |
| CN109014925A (en) * | 2018-07-25 | 2018-12-18 | 芜湖易测自动化设备有限公司 | A kind of punch device for electric fittings |
| CN111928932A (en) * | 2020-08-29 | 2020-11-13 | 中北大学 | Elevator test weight convenient to move |
-
2015
- 2015-08-07 CN CN201520595241.5U patent/CN205066921U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105181106A (en) * | 2015-08-07 | 2015-12-23 | 江苏大学 | Slow descent apparatus used for weight metering verification |
| CN105181106B (en) * | 2015-08-07 | 2018-01-23 | 江苏大学 | A kind of slow descending device being used in counterweight measurement verification |
| CN109014925A (en) * | 2018-07-25 | 2018-12-18 | 芜湖易测自动化设备有限公司 | A kind of punch device for electric fittings |
| CN111928932A (en) * | 2020-08-29 | 2020-11-13 | 中北大学 | Elevator test weight convenient to move |
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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 |
Granted publication date: 20160302 Termination date: 20160807 |
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| CF01 | Termination of patent right due to non-payment of annual fee |