CN2058750U - Double-face spring balance with a pan - Google Patents

Double-face spring balance with a pan Download PDF

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Publication number
CN2058750U
CN2058750U CN 89209711 CN89209711U CN2058750U CN 2058750 U CN2058750 U CN 2058750U CN 89209711 CN89209711 CN 89209711 CN 89209711 U CN89209711 U CN 89209711U CN 2058750 U CN2058750 U CN 2058750U
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CN
China
Prior art keywords
power transmission
spring
scale
frame
mount
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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.)
Granted
Application number
CN 89209711
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Chinese (zh)
Inventor
奏天斌
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN 89209711 priority Critical patent/CN2058750U/en
Publication of CN2058750U publication Critical patent/CN2058750U/en
Granted legal-status Critical Current

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Abstract

The utility model relates to a mechanical weighing device which can indicate measuring results on double faces, is suitable for weighing in market trade. The structure characteristics are that on the basis of a single-face spring balance with a pan, a set of force transmission mechanism and an indicating mechanism are added and are driven the same measuring spring system. The utility model has the advantages of compact structure, light weight and portability, is not easy to have malfunctions, and is suitable for counters in shops and small business stands. Shops and individual peddlers can accept the price. The popularization and application of the double-face spring balance with a pan can eliminate the phenomenon of loss in weight in markets.

Description

Double-face spring balance with a pan
The utility model relates to a kind of mechanical type weighing apparatus of automatic gauge, can two-sided indication measure the result, is particularly suitable for being applied to weighing in the market trade.
Prior art medi-spring scale dial is the single face dish, single face dish spring scale scale as the production of Zhongshan City, Guangdong Province fork weighing apparatus factory, its formation is: metering spring is suspended on the scale frame top, its lower end is fixed on the bottom of spring(-supported) mount, spring(-supported) mount is installed in the scale frame center by upper limit device and lower retainer, the top of spring(-supported) mount is bearing frame fixedly, place load-bearing plate above the bearing frame, spring(-supported) mount starts by force transmitting link by force transmitting link, the power transmission spring leaf, the power transmission rack frame, the power transmission tooth bar, the force transmission mechanism that the power transmission gear is formed, camber of spring is transformed into the rotation of power transmission gear, and then drives pointer and on index dial, show weight.Its weak point is: owing to have only an index dial, in the transaction, only sell the indication that can see on the scale on sales counter, the buyer is difficult for seeing.So weighing can not get the buyer's supervision then and there in the transaction, the phenomenon of giving short weight that causes endangering consumer's interests is difficult to thoroughly do away with.
The purpose of this utility model is to provide a kind of both parties can see the scale indication simultaneously, and simple in structure, and cost is low, the two-sided spring scale scale that is easy to promote the use of.
Technical solution of the present utility model is: on the basis of single face dish spring scale scale, increase by cover force transmission mechanism and an indicating mechanism again, promptly drive two cover force transmission mechanism and indicating mechanisms by same metering spring system.This programme comprises load-bearing plate 1, bearing frame 2, spring(-supported) mount 3, metering spring 4, scale frame 5, upper limit device 6, lower retainer 18, inclined-plane 17a on the scale frame 5, be installed on the inclined-plane 17a the indicating mechanism that forms by index dial 16a and pointer 15a and by force transmitting link 8a, power transmission spring leaf 9a, power transmission rack frame 7a, power transmission tooth bar 11a, the force transmission mechanism that power transmission gear 12a forms, its special character is to set up on the scale frame 5 a scale frame inclined-plane 17b, inclined-plane 17b goes up and a cover is installed by index dial 16b, the indicating mechanism that pointer 15b forms, set up a cover in the scale frame 5 by force transmitting link 8b, power transmission spring leaf 9b, power transmission rack frame 7b, power transmission tooth bar 11b, the force transmission mechanism that power transmission gear 12b forms, this force transmission mechanism is connected with spring(-supported) mount 3 by force transmitting link 8b.
Following accompanying drawing has been described an embodiment of the present utility model.Below in conjunction with accompanying drawing the utility model is described in detail.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a metering spring system architecture synoptic diagram.
Fig. 3 is a force transmission mechanism annexation synoptic diagram.
Scale frame 5 is to make with ABS plastic among the figure, and there are two inclined-plane 17a, 17b that the gradient is identical in front and back, and index dial 16a, 16b are installed respectively on two inclined-planes.In the present embodiment, power transmission gear 12a, 12b are installed in inboard, scale frame two inclined-plane respectively by gear pedestal 14a, 14b, gear shaft 13a, 13b reach dial face and vertical with dial face from the mounting hole of two index dial centers, and pointer 15a, 15b are installed in respectively on two gear shafts.Rectangle spring(-supported) mount 3 is used the centre that stop 6 and lower retainer 18 are installed in scale frame 5, and two inclined-planes of scale frame are the minute surface symmetry for the plane of spring(-supported) mount.Bearing frame 2 is fixed on the top of spring(-supported) mount 3, and load-bearing plate 1 is placed on the bearing frame 2, and the upper end of two metering springs 4 hangs on the spring hanger 20, and spring hanger 20 usefulness screws are fixed on the top of scale frame 5.The lower end of metering spring 4 is fixed on the bottom of spring(-supported) mount 3, and force transmitting link 8a, the 8b of two cover force transmission mechanisms are installed in respectively on two vertical edges of spring(-supported) mount 3.The mode that interconnects of each parts is in full accord in the two cover force transmission mechanisms, and just a direction is exchanged in the installation site, as shown in Figure 3.A cover force transmission mechanism that now with the footnote is b is that example describes in detail.Fix a link 21b in the inboard horizontal direction of a vertical edge of spring(-supported) mount 3, the upper end of force transmitting link 8b is connected with the outer end of link 21b with movable screw, the lower end of force transmitting link 8b is connected with the end of web joint 22b with movable screw, the other end usefulness fixed screw of web joint 22b is connected with the lower end of power transmission spring leaf 9b, and the upper end usefulness fixed screw of power transmission spring leaf 9b is connected with the force 24b on the power transmission rack frame.The fulcrum 25b of power transmission rack frame is connected with the rack frame base 26a that is fixed on 17a inboard, inclined-plane by movable screw, and the application point 25b on the power transmission rack frame is connected with power transmission tooth bar 11b by movable screw, power transmission tooth bar 11b and power transmission gear 12b engagement.10b is used to limit power transmission spring leaf deformation range for be fixed on the spacing card frame of spring leaf on the power transmission rack frame with screw among the figure.In the utility model, in order to guarantee to indicate weight consistency on two index dials, the shape of each parts, size, machining precision etc. all will guarantee consistently in two cover indicating mechanisms and the force transmission mechanism, and installation site, connected mode are all corresponding one by one.Proofread and correct pointer indication deviation by the angle of adjusting between power transmission spring leaf and the power transmission rack frame in addition.
During no weight, spring(-supported) mount is in upper limit equilibrium position to the utility model, the pointer nulling on load-bearing plate.When placing weight on the weighing dish, the suffered gravity of weight acts on spring(-supported) mount by bearing frame.To bottom offset, metering spring is stretched spring(-supported) mount under weight pressure, and when the gravitational equilibrium of elastic force and weight, spring(-supported) mount rests on the new equilibrium position.The displacement of spring(-supported) mount becomes the rotation of two power transmission gears by two cover force transmission mechanisms, rotates simultaneously thereby drive two pointers, shows weight on former and later two index dials.
The utility model has the advantage of: owing to taked to show simultaneously on former and later two dials weight, when the buyer buys article before sales counter, can be clear that weight shows and the situation of pointer recovery nulling, weighing in the transaction can obtain the buyer's effectively supervision then and there, thereby the phenomenon of giving short weight that can the Stop harm consumer's interests, the utility model structurally, only Duo than single face dish dial spring balance and one overlap indicating mechanism and force transmission mechanism, scale body size is suitable with the single face pan scale, the cost increase seldom, compact conformation, in light weight, easy to carry, easy break-down not, be adapted at using on table of the shop and the petty dealer stand face, shop and individual traders and pedlars are accepted.

Claims (1)

1, a kind of two-sided spring scale scale, comprise load-bearing plate 1, bearing frame 2, spring(-supported) mount 3, metering spring 4, scale frame 5, upper limit device 6 lower retainer 18, inclined-plane 17a on the scale frame 5, be installed on the inclined-plane 17a the indicating mechanism that forms by index dial 16a and pointer 15a and by force transmitting link 8a, power transmission spring leaf 9a, power transmission rack frame 7a, power transmission tooth bar 11a, the force transmission mechanism that power transmission gear 12a forms, it is characterized in that setting up on the scale frame 5 a scale frame inclined-plane 17b, inclined-plane 17b goes up and a cover is installed by index dial 16b, the indicating mechanism that pointer 15b forms, set up a cover in the scale frame 5 by force transmitting link 8b, power transmission spring leaf 9b, power transmission rack frame 7b, power transmission tooth bar 11b, the force transmission mechanism that power transmission gear 12b forms, its force transmitting link 8b is connected with spring(-supported) mount 3.
CN 89209711 1989-11-10 1989-11-10 Double-face spring balance with a pan Granted CN2058750U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 89209711 CN2058750U (en) 1989-11-10 1989-11-10 Double-face spring balance with a pan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 89209711 CN2058750U (en) 1989-11-10 1989-11-10 Double-face spring balance with a pan

Publications (1)

Publication Number Publication Date
CN2058750U true CN2058750U (en) 1990-06-27

Family

ID=4866224

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 89209711 Granted CN2058750U (en) 1989-11-10 1989-11-10 Double-face spring balance with a pan

Country Status (1)

Country Link
CN (1) CN2058750U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107328458A (en) * 2017-07-18 2017-11-07 林金印 A kind of paper grade (stock) wood weight detection means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107328458A (en) * 2017-07-18 2017-11-07 林金印 A kind of paper grade (stock) wood weight detection means
CN107328458B (en) * 2017-07-18 2019-09-27 林倩妮 A kind of paper grade (stock) wood weight detection device

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