CN2152210Y - Hydraulic balance - Google Patents
Hydraulic balance Download PDFInfo
- Publication number
- CN2152210Y CN2152210Y CN 93233419 CN93233419U CN2152210Y CN 2152210 Y CN2152210 Y CN 2152210Y CN 93233419 CN93233419 CN 93233419 CN 93233419 U CN93233419 U CN 93233419U CN 2152210 Y CN2152210 Y CN 2152210Y
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- CN
- China
- Prior art keywords
- hydraulic
- display device
- weight
- piston
- hydraulic jack
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a hydraulic balance, belonging to a metering device using a hydraulic principle to measuring the weight of an object. The utility model has at least one hydraulic ram, pistons having the same number with the hydraulic rams, a load bearing device, and at least one weight display device. The load bearing device is connected with the piston rod of the piston, and the weight display device is communicated with the liquid in the hydraulic ram. The utility model has the advantages of high precision, wide adaptive range, and large measuring extent.
Description
The utility model belongs to a kind of measuring apparatus of utilizing hydraulic principle object to be carried out weight metering.
Existing Weight metering device is various in style, and class is comparatively complete, and lever scale, spring balance are arranged, electronic scale or the like, these claim function each one, the scope of application also has nothing in common with each other, but their deficiencies of various degrees all use, all sense is not too convenient.Big as the lever scale volume, load-bearing capacity is little, and spring balance can influence measuring accuracy because of spring fatigue, and electronic scale then needs power supply to work, and they all are difficult to carry bigger load.
The purpose of this utility model is according to reality production and trade needs, and a kind of wide accommodation, load amplitude broad, new title kind--hydraulic pressure weight meter that measuring accuracy is high are provided.
Major technique measure of the present utility model is as follows
A kind of hydraulic pressure weight meter has at least one the hydraulic jack piston identical with the hydraulic jack number, load carrier and at least one weight display device.Load carrier is connected with the piston rod of piston, and the weight display device communicates with liquid in the hydraulic jack.
Measuring principle of the present utility model is as follows:
When load carrier is subjected to the object action of gravity, its gravity just can be by in the sealing liquid of piston action in the hydraulic jack, according to the Pascal in the physics (Pascal) law, its pressure just can size be delivered in the weight display device in the same manner, thereby make the pointer of weight display device, corresponding deflection takes place, and demonstrates the weight of object according to certain proportionate relationship.
Description of drawings:
Fig. 1 is a hydraulic pressure weight meter principle schematic
Fig. 2 is embodiment 1 structural representation
Fig. 3 is embodiment 2 structural representations
Fig. 4 is embodiment 3 structural representations
Fig. 5 is embodiment 4 structural representations
Fig. 6 is embodiment 5 structural representations
Fig. 7 is embodiment 6 structural representations
Below in conjunction with accompanying drawing and the embodiment that provides thereof the utility model is further described:
A kind of hydraulic pressure weight meter has at least one the hydraulic jack piston identical with the hydraulic jack number, load carrier and at least one weight display device, and load carrier is connected with the piston rod of piston, and the weight display device communicates with liquid in the hydraulic jack.
Embodiment 1:
As Fig. 2; this is to be exclusively used in metering one of technical scheme of weight of object that crane hook is hung; it is by wire rope 1; pulley spindle 2; pulley base 3; pulley 4; weight display device 5; oil pipe 6; piston 7; hydraulic jack 8; protective cover 9; piston rod 10; liquid 11; universal joint 12; nut 13 and link up with 14 and form; its hydraulic jack number is 1; its load carrier is a hook 14 that flexibly connects with piston rod 10; hook 14 is by universal joint 12 and is installed on the nut 13 on piston rod 10 tops and is connected with piston rod 10; weight display device 5 is communicated by the liquid 11 in oil pipe 6 and the hydraulic jack 8; pulley 4 is by pulley base 3; pulley spindle 2 is arranged at the top of weight meter; the wire rope 1 of crane is wound on the pulley 4, also is provided with a protective cover 9 so that it is protected on weight display device 5 simultaneously.
Embodiment 2:
As Fig. 3, this is to be exclusively used in two of the heavy technical scheme of metering object that crane hook is hung, it is by pulley 15, pulley base 16, last drop handle 17, protective cover 18, weight display device 19, cross-arm 20, " U " shape screw rod 21, bolt and nut 22, hydraulic jack upper end cylinder cap 23, piston 24, hydraulic jack 25, liquid 26, hinge 27 and suspension hook 28 are formed, hydraulic jack 25 upper end cylinder caps 23 link by the cylinder body of bolt and nut 22 with hydraulic jack 25, cylinder body links by hinge 27 and last drop handle 17, pulley 15 is arranged at weight meter top, it links to each other with last drop handle 17 by pulley base 16, suspension hook 28 is a load carrier, it links by " U " shape screw rod 21 and cross-arm 20, cross-arm 20 is connected with piston 24 regularly, have a through hole in piston 24, weight display device 19 communicates by the liquid 26 in this through hole and the hydraulic jack 25.
Embodiment 3:
As Fig. 4, for being exclusively used in one of technical scheme as weighbridge, it by weight display device 29, display station 30, oil pipe 31, square plate 32, hinge 33, hydraulic jack 34, piston 35 and liquid 36 form, totally 4 of hydraulic jacks 34, square plate 32 is a load carrier, its four jiaos of downsides are hinged with the piston rod of piston 35 by hinge 33, weight display device 29 is installed on the display station 30, communicates by the liquid 36 in oil pipe 31 and the hydraulic jack 34.
Embodiment 4:
As Fig. 5, this is to be exclusively used in as two of the technical scheme of weighbridge, it is by two weight display device 37 and 38, display station 39, valve 40 and 41, oil pipe 42, square plate 43, hinge 44, pedestal 45, hydraulic jack 46, piston 47 and liquid 48 are formed, the key distinction of this programme and embodiment 3 is: totally 2 of (1) weight display device, they communicate by the liquid 48 in oil pipe 42 and the hydraulic jack 46 simultaneously, and their each free its corresponding valve 40 and 41 controls, the measures range difference of these two weight display device, a metering weight, a metering light matter body is to improve its measuring accuracy, (2), the pedestal 45 of the top of 4 hydraulic jacks 46 and weight meter is hinged, allow hydraulic jack itself to have certain amplitude of fluctuation like this, reduce impulsive force, increase the serviceable life of oil cylinder.
Embodiment 5:
As Fig. 6, this is a kind of technical scheme that is exclusively used in table scale, it is made up of pan of a steelyard 49, weight display device 50, upper end cover 51, bolt and nut 52, piston 53, hydraulic jack 54 and liquid 55, pan of a steelyard 49 is a load carrier, upper end cover 51 links by bolt and nut 52 and hydraulic jack 54 tops, and hydraulic jack 54 itself communicates with weight display device 50.
Embodiment 6:
As Fig. 7; this is to be applicable to that the free market trade is to replace the technical scheme of lever scale; it is by transparent upper cover 56; weight display device 57; drop handle 58; nut 59; cross-arm 60; shell 61; hydraulic jack 62; " U " shape screw rod 63; concentric locking collar 64; piston 65; hook 66; and liquid 67 is formed; hydraulic jack is 1; have a through hole in the piston 65; liquid 67 in the hydraulic jack 62 communicates with the weight display device 57 that is installed on hydraulic jack 62 tops by this through hole; hook 66 is a load carrier; it is connected with the cross-arm 60 that is installed on piston tip by " U " shape screw rod 63; transparent upper cover 56 is in order to protection weight display device 57; concentric locking collar 64 is installed between piston 65 and the hydraulic jack 62, and hook 66 is by " U " shape screw rod 63; cross-arm 60 fuses with piston 65.
Weight display device in above-mentioned each technical scheme all can adopt its surface is shown that by pressure the pressure gauge that changes into after weight scale shows is to strengthen its intuitive.
Claims (9)
1, hydraulic pressure weight meter, it is characterized in that it has at least one hydraulic jack, piston, load carrier and at least one the weight display device identical with the hydraulic jack number, load carrier is connected with the piston rod of piston, and the weight display device communicates with liquid in the hydraulic jack.
2, hydraulic pressure weight meter according to claim 1 is characterized in that described hydraulic jack number is 1, and its load carrier is a hook that flexibly connects with piston rod.
3, hydraulic pressure weight meter according to claim 2 is characterized in that having a through hole in piston, and the weight display device communicates with liquid in the hydraulic jack by this through hole.
4,, it is characterized in that being provided with a pulley at the top of weight meter according to claim 2 or 3 described hydraulic pressure weight meters.
5, hydraulic pressure weight meter according to claim 1, it is characterized in that totally 4 of described hydraulic jacks, load carrier is a square plate, and the four jiaos of dull and stereotyped downsides and the piston rod of 4 pistons are hinged, and 4 in-oil cylinder liquid communicate with the weight display device by oil pipe simultaneously.
6, hydraulic pressure weight meter according to claim 5, it is characterized in that totally 2 of described weight display device, they communicate with liquid in 4 hydraulic jacks by oil pipe simultaneously, and their each free its corresponding valve control, and the top of 4 hydraulic jacks and weight meter pedestal are hinged.
7, hydraulic pressure weight meter according to claim 1 is characterized in that described load carrier is a scale pan.
8, hydraulic pressure weight meter according to claim 1, it is characterized in that hydraulic jack is 1, have a through hole in the piston, liquid in the hydraulic jack communicates with the weight display device that is installed on hydraulic jack top by this through hole, described load carrier is a hook, and this hook is connected with the cross-arm that is installed on piston tip by " U " shape screw rod.
9,, it is characterized in that described weight display device changes the pressure gauge that weight scale shows into for its surface is shown by pressure according to each described hydraulic pressure weight meter in the claim 1,2,3,5,6,7,8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93233419 CN2152210Y (en) | 1993-03-05 | 1993-03-05 | Hydraulic balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93233419 CN2152210Y (en) | 1993-03-05 | 1993-03-05 | Hydraulic balance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2152210Y true CN2152210Y (en) | 1994-01-05 |
Family
ID=33809357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93233419 Expired - Fee Related CN2152210Y (en) | 1993-03-05 | 1993-03-05 | Hydraulic balance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2152210Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104885955A (en) * | 2015-05-13 | 2015-09-09 | 海宁市海牧农牧机械有限公司 | Pig weighing system for pigsty |
| CN108020303A (en) * | 2017-12-21 | 2018-05-11 | 沪东中华造船(集团)有限公司 | A kind of load-bearing ground pier and measuring and operating method that can monitor segmentation block weight in real time |
-
1993
- 1993-03-05 CN CN 93233419 patent/CN2152210Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104885955A (en) * | 2015-05-13 | 2015-09-09 | 海宁市海牧农牧机械有限公司 | Pig weighing system for pigsty |
| CN108020303A (en) * | 2017-12-21 | 2018-05-11 | 沪东中华造船(集团)有限公司 | A kind of load-bearing ground pier and measuring and operating method that can monitor segmentation block weight in real time |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |