CN201203462Y

CN201203462Y - Balance

Info

Publication number: CN201203462Y
Application number: CNU2008200590278U
Authority: CN
Inventors: J.吕邦; Z.波伯查
Original assignee: Ohaus Instruments Shanghai Co Ltd
Current assignee: Ohaus Instruments Changzhou Co Ltd
Priority date: 2008-05-28
Filing date: 2008-05-28
Publication date: 2009-03-04
Anticipated expiration: 2018-05-28

Abstract

The utility model discloses a balance comprising a base, a support part, a beam on the support part, and an object stage and a weight stage respectively arranged on the both ends of the beam, wherein two trays are respectively placed on the object stage and the weight stage, so that the weighing of easy rolling objects is convenient and easy. Moreover, two pads for limiting vertical freedom of the object stage and the weight stage are respectively arranged on the both ends of the balance, thus the balance is not easy to damage because of sloshing during the transport. Furthermore, a friction lever for preventing the balance from free oscillation during weighing is also arranged to shorten the time period when the balance reaches to the balance state, and the weighing time is saved.

Description

A kind of balance

Technical field

The utility model relates to a kind of balance.

Background technology

Balance (balance) is known by people already as a kind of measurer of weighing.Mostly traditional balance is to have a hard crossbeam to support, and its center is supported on the fulcrum, and its two ends are put a bearing table and a counterweight platform respectively, places article to be claimed on bearing table, increases counterweight on the counterweight platform gradually, reaches equilibrium state up to crossbeam.

In traditional balance, bearing table is the plane of a level, particularly inconvenience when the article of easy rollings such as weighing circle shape thing is assisted the weighing article though can use a container to be positioned over bearing table, needs just can obtain Item Weight to be claimed behind this container weight of weighing again.

Secondly, the bearing table of balance and counterweight platform all can be in the vertical direction free movement reaching equilibrium state, yet this structure will cause balance to rock and damage balance easily when transporting or moving.

Moreover in weighing, the bearing table on balance both sides and counterweight Delta are often longer to the time of equilibrium state, and this has unnecessarily prolonged the weighing time.

The utility model content

The purpose of this utility model provides a kind of balance, and it can make things convenient for the weighing of easy rolling body.

The utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of balance, comprise bearing table and counterweight platform that a base, a support portion, are located at the crossbeam on the support portion and are located at the crossbeam two ends respectively, it is characterized in that, place a pallet respectively on described bearing table and the counterweight platform.

In above-mentioned balance, each tray bottom has a circle can be when pallet be positioned on bearing table or the counterweight platform and the gulde edge of bearing table or counterweight platform fastening.

In above-mentioned balance, also comprise respectively a vertical guide rod that extends respectively from the bottom at described crossbeam two ends downwards, each guide rod places on the described base corresponding to a pilot hole of the position of each guide rod and has vertical degree of freedom.

In above-mentioned balance, each guide rod is provided with a position-arresting disk relative with each pilot hole, and this balance also comprises on a pair of guide rod section that places between position-arresting disk and the pilot hole to limit the pad of its vertical degree of freedom.

In above-mentioned balance, described each pad in the form of a ring and have a vertical cut (V. cut) that a tolerable passes described guide rod.

In above-mentioned balance, described each pad has a lead division, and described each lead division is connected in described base.

In above-mentioned balance, described pad is made by resilient material.

In above-mentioned balance, also comprise a side of a guide rod located therein and can be contacted with described guide rod to weaken its vertical movable friction lever.

In above-mentioned balance, described friction lever one end is fixed on the described base, and the other end is free end and has the portion of controlling.

In above-mentioned balance, the material of described friction lever comprises plastics.

The utility model makes it compared with prior art owing to adopt above technical scheme, has following remarkable advantage:

1, a pallet respectively is set on the balance both sides, makes the weighing of easy rolling body become convenient and easy.

2, by the setting of pad, can keep stable when making the transportation of balance and do not rock, the protection balance is not damaged.

3, by the setting of friction lever, can shorten the time of balance to equilibrium state, saved the weighing time.

Description of drawings

For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, wherein:

Fig. 1 is the balance synoptic diagram of an embodiment of the utility model.

Fig. 2 is the pallet synoptic diagram of balance shown in Figure 1.

Fig. 3 is the pad synoptic diagram of balance shown in Figure 1.

Fig. 4 is that balance of the present utility model is in the not synoptic diagram of user mode.

Fig. 5 is the synoptic diagram that sky of the present utility model flat cutting removes the part base.

Embodiment

At first, see also shown in Figure 1, the balance 100 of an embodiment of the utility model, comprise base 101, base 101 central authorities are provided with support portion 102, one crossbeams 103 and are located on the support portion 102, and can be a spot wobble in the support portion, the two ends of crossbeam 103 are respectively equipped with bearing table 104 and counterweight platform 105.On bearing table 104, can place a pallet 106, on counterweight platform 105, can place a pallet 107.These two pallets, 106,107 shapes and weight can be identical, to keep the right and left balance of balance.But when existing error, their weight can make balance reach balance by adjusting.

, be example please with pallet 106 in conjunction with reference to shown in Figure 2, the shape that it is positive such as bowl-shape, the spherical body of easy rolling etc. can be placed in its depression position when weighing, to make things convenient for the carrying out of weighing.In other cases, pallet can take off again.In addition, the bottom of pallet 106 has a circle gulde edge 106a, and the effect of this gulde edge is that when pallet 106 was positioned over bearing table 104, the lucky bearing table 104 with the circle shape of gulde edge 106a fastened, and makes pallet 106 be difficult for moving on bearing table 104.The structure of pallet 107 is no longer launched at this similarly.

Now get back to Fig. 1 and continue to describe this balance.At the two ends of crossbeam 103, support with guide rod 108,109 respectively corresponding to bearing table 104 and counterweight platform 105 bottoms.The upper end of guide rod 108,109 for example is to be connected on position-arresting disk 103a, the 103b of crossbeam 103 belows.And the position corresponding to each guide rod 108,109 is respectively equipped with

pilot hole

101a, 101b on base 101, and each guide rod 108,109 places

corresponding pilot hole

101a, 101b and has vertical degree of freedom.In addition, please refer to shown in Figure 5ly, two guide rods 108,109 for example can be connected by a waling stripe 110, to strengthen its stability.

Near both

sides pilot hole

101a, 101b on the base 101, a pad 111,112 can be set, its structural similarity respectively.With pad 111 is example, and its structure sees also shown in Figure 3, and its central authorities have cylinder hole, and is communicated to outside the pad through breach 111a.This pad 111 has a lead division 111b, and lead division 111b can be connected on the base 101.Pad 111 can be sheathed on 108 sections of the guide rods between position-arresting disk 103a and the base 101, with the vertical degree of freedom of restriction guide rod 108 by breach 111a.Promptly when pad 111,112 is sheathed on the guide rod 108,109 respectively (as shown in Figure 4), guide rod will no longer vertically activity.Therefore this state helps to protect balance not to be damaged when transporting.

Pad 111,112 for example can be made by the rubber elastomeric material.

Please refer to shown in Figure 5ly below, an embodiment of balance of the present utility model also comprises the friction lever 113 of a side of a guide rod located therein (guide rod 108 as shown in Figure 5).One end of friction lever 113 can be fixed on the base 101, and the other end is free end and has the 113a of the portion of controlling.Friction lever 113 is near guide rods 108 but contact with it under normal conditions.When balance did not reach equilibrium state, the 113a of the portion that controls with direction of arrow actuating friction bar 113 shown in scheming can make friction lever 113 be contacted with guide rod 108 when weighing, and is vertical movable and finally reach equilibrium state to weaken it by friction.The material of friction lever 113 for example is plastics.

In sum, the foregoing description of the present utility model compared with prior art has the following advantages:

Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.

Claims

1, a kind of balance comprises bearing table and counterweight platform that a base, a support portion, are located at the crossbeam on the support portion and are located at the crossbeam two ends respectively, it is characterized in that, places a pallet respectively on described bearing table and the counterweight platform.

2, balance as claimed in claim 1 is characterized in that, described each tray bottom has a circle can be when pallet be positioned on bearing table or the counterweight platform and the gulde edge of bearing table or counterweight platform fastening.

3, balance as claimed in claim 1 is characterized in that, also comprises respectively a vertical guide rod that extends respectively from the bottom at described crossbeam two ends downwards, and each guide rod places on the described base corresponding to a pilot hole of the position of each guide rod and has vertical degree of freedom.

4, balance as claimed in claim 3 is characterized in that, each guide rod is provided with a position-arresting disk relative with each pilot hole, and this balance also comprises on a pair of guide rod section that places between position-arresting disk and the pilot hole to limit the pad of its vertical degree of freedom.

5, balance as claimed in claim 4 is characterized in that, described each pad in the form of a ring and have a vertical cut (V. cut) that a tolerable passes described guide rod.

6, balance as claimed in claim 4 is characterized in that, described each pad has a lead division, and described each lead division is connected in described base.

7, balance as claimed in claim 4 is characterized in that, described pad is made by resilient material.

8, balance as claimed in claim 3 is characterized in that, also comprises a side of a guide rod located therein and can be contacted with described guide rod to weaken its vertical movable friction lever.

9, balance as claimed in claim 8 is characterized in that, described friction lever one end is fixed on the described base, and the other end is free end and has the portion of controlling.

10, balance as claimed in claim 8 is characterized in that, the material of described friction lever comprises plastics.