CN205483226U - Weighing module - Google Patents

Abstract

The utility model provides a weighing module, it includes the sensor, set up the sensor top bearing the frame and with sensor and the connecting piece that bears that the frame couples together and extend along vertical direction, bear the accepting hole that erects along the extension of vertical direction, the one end of connecting piece is fixed on the sensor, the other end stretches into in the accepting hole, weighing module is holding carrier and locating the roll spheroid that holds between carrier and the connecting piece in fixing the accepting hole still, bear the weight of the power that receives on the frame can transmit to hold on the carrier and transmit the sensor through roll spheroid and connecting piece on. The utility model provides a weighing module holding carrier and locating the roll spheroid that holds between carrier and the connecting piece in fixing the accepting hole, so set up, can with bear the weight of the power that receives on the frame transmit to hold that carrier goes up and transmit the sensor through roll spheroid and connecting piece on, should set up the structure tightly beat, steadily just can avoid weighing module when washing water in top entering accepting hole.

Description

Weighing module

Technical field

This utility model relates to a kind of Weighing module, particularly relates to a kind of modular Weighing module.

Background technology

In the industries such as cement, metallurgy, chemical industry, grain processing, petrochemical industry, when with weighting manner, material being carried out When metering or Level control, it is that multiple Weighing modules are arranged on batch can bottom, the weight of material in automatic gauge batch can Amount or material position.The Weighing module of this structure by the inside mixing power of batch can, outside wind-force, air-flow and/or When vibration etc. affects, Weighing module is acted on by vertical force and horizontal force, owing to the Weighing module of this structure does not has There are level guard and anti-tipping mechanism, so the batch can on top can be moved, and damage Weighing module and company Fitting, functional reliability reduces.

Therefore, it is necessary to provide a kind of Weighing module to overcome defect present in prior art.

Utility model content

The purpose of this utility model is to provide a kind of structure and tightly beats, steadily and with the Weighing module of modular construction.

According to an aspect of the present utility model, it is provided that a kind of Weighing module, it includes sensor, is arranged on biography Carrier above sensor and the connector that sensor and carrier are coupled together and vertically extend, institute Stating carrier and be provided with the accepting hole vertically extended, one end of described connector is fixing on a sensor, another End stretch in accepting hole, described Weighing module also include the bearing part being fixed in accepting hole and be located at bearing part with Rolling ball body between connector, the power that described carrier is subject to can be for delivery on bearing part and pass through roller ball Body and connector are delivered on sensor.

Preferably, being provided with screw thread in described accepting hole, described bearing part is fixed on by threaded engagement with carrier Together.

Preferably, described accepting hole includes Part I and is located at the Part II above Part I, described Connector includes the clamping end stretching into Part II, be fixed on sensor fixing end and by clamping end with fixing The connecting portion that end connects together, described clamping end makes carrier in the vertical direction can not separate from connector.

Preferably, between lower surface and the lower surface of Part II of described clamping end, in the vertical direction is provided with Gap.

Preferably, described Part I, Part II, fixing end, clamping end and connecting portion are for being coaxially disposed.

Preferably, described connecting portion and Part I are matched in clearance, and described Weighing module also includes for sealing The sealing member in the gap between Part I and connecting portion.

Preferably, described sealing member is that elastomeric material is made, and the first end of sealing member is embedded with screwed One rigid member, the second end of sealing member is embedded with screwed second rigid member, uses screw and the first rigidity even Connect and the first end is fixed on carrier, the second rigid member is fixed on the upper surface of sensor and the step of connector Under face.

Preferably, described bearing part is provided with downward curved curved lower contact surface, and described connector is provided with Curved curved upper contact surface upwards, described rolling ball body and lower contact surface, upper contact surface are respectively point and connect Touch.

Preferably, described carrier and sensor are non-direct contact.

Preferably, also including the locating part being fixed in accepting hole, described locating part is provided with two parallel inner side edges, Described two inner side edges coordinate with connector and can move the most in one direction by relative sensors to be limited in by carrier Dynamic.

This utility model provide Weighing module include the bearing part being fixed in accepting hole and be located at bearing part with Rolling ball body between connector, is arranged such, and the power being subject to can be delivered on bearing part and pass through on carrier Rolling ball body and connector are delivered on sensor, and this arranges structure and tightly beats, steadily and Weighing module can be avoided in punching When washing, water enters in accepting hole from top.

Accompanying drawing explanation

Being to be further understood from this utility model for providing including accompanying drawing, they are included and constitute the application's A part, accompanying drawing shows embodiment of the present utility model, and plays explanation this utility model together with this specification The effect of principle.In accompanying drawing:

Fig. 1 is the axonometric chart of Weighing module of the present utility model.

Fig. 2 is the three-dimensional exploded view of Weighing module of the present utility model.

Fig. 3 is the front sectional view of carrier.

Fig. 4 is the phantom of Weighing module of the present utility model.

Fig. 5 A is the enlarged drawing in Fig. 4 at A.

Fig. 5 B is the enlarged drawing in Fig. 4 at B.

Fig. 6 is the sectional view in C-C direction in Fig. 4.

Detailed description of the invention

With detailed reference to accompanying drawing, embodiment of the present utility model is described now.

Seeing shown in Fig. 1 to Fig. 2, this utility model is a kind of Weighing module 100, and it includes sensor 4, sets Put above sensor 4 for installing the carrier 1 of carried thing, power transmission part 2, being located at below sensor 4 Fixing seat 5, sealing member 3, guide 6 and some screws.

Refering to shown in Fig. 2 and Fig. 3, carrier 1 includes in cylindrical base portion 12, is located at above base portion 12 And the installation portion 11 that is rectangle and vertically extending and through accepting hole 13.Accepting hole 13 includes In cylindrical Part I 131, it is positioned at coaxial with Part I 131 above Part I 131 and diameter is big In Part I 131 in cylindrical Part II 132, be positioned at above Part II 132 and Part II 132 is coaxial and diameter more than Part II 132 in cylindrical Part III 133 and be positioned at Part III Above in the of 133 and diameter coaxial with Part III 133 more than Part III 133 in cylindrical Part IV 134.Part III 133 is provided with screw thread 1131.

Sensor 4 is cantilever sensor, and it includes being fixed to the fixing end 41 on fixing seat 5 and can be relative The movable terminal 42 that fixing end 41 moves at vertical direction.Sensor 4 is by the first screw 71 and through fixing End 41 is fixed on fixing seat 5.Movable terminal 42 is provided with one and vertically extends and through fixing Blind hole 422 on hole 421 and two upper surfaces being located at movable terminal 42.Sensor 4 is by two health First screw 71 (rounded cap head screw) of type and packing ring are fixed on base plate 52 through connecting plate 51.

Fixing seat 5 includes base 52 and the connecting plate 51 being placed between base 52 and sensor 4.Connect Plate 51 includes rigid portion 511 and is located at the rubber layer 512 on rigid portion 511 surface, it is to avoid metal and metal Directly contact.Rubber layer 512 is higher than the 20% of rigid portion 511, it is ensured that during compression, preferably seal. For the ease of when rinsing, the water capacity easily flows down, and is provided with inclined plane 521 on the upper surface of base 52.

Further regarding to shown in Fig. 4, power transmission part 2 includes bearing part 21, carrier 1 is connected to sensor Connector 23 on 4 and the rolling ball body 22 being located between bearing part 21 and connector 23.The most real Executing in mode, rolling ball body 22 is steel ball.

Bearing part 21 include in cylindrical and be located at Part III 133 main part 211 and be located at main part Above in the of 211, and diameter coaxial with main part 211 is more than the end 212 of main part 211.Outside main part 211 Surface is provided with the screw thread (not shown) matched with screw thread 1131, and end 212 is placed in Part IV 134. When bearing part 21 passes through threaded engagement precession in accepting hole 13, the lower surface of end 212 supports the 4th Divide on the lower surface of 134 to play the spacing of in the vertical direction.Bearing part 21 is joined by screw thread with carrier 1 Conjunction connects together, and the power on vertical direction that can will receive on carrier 1 is delivered on power transmission part 2, with Time, this setting also can avoid Weighing module 100 when rinsing water from above enter in accepting hole 13.

Bearing part 21 is provided with the lower contact surface 121 of the curved curved surface contacted with rolling ball body 22, connector The 23 upper contact surfaces 211 being provided with the curved curved surface contacted with rolling ball body 22.At carried thing because of by outward When power shakes, this setting can ensure that lower contact surface 121, rolling ball body 22 and upper contact surface 211 all positions Equilbrium position on same axis, can maintain the steady of this structure and be not easy to translate into because losing center of gravity.Excellent In selection of land embodiment, between lower contact surface 121 and rolling ball body 22, it is provided with first make contact 1211, lower contact The second contact point 2111 it is provided with between face 211 and rolling ball body 22.First make contact 1211 and the second contact point The line of 2111 coincides with centrage a.

Connector 23 includes the fixing end 231 through fixing hole 421 and being fixed on sensor 4, stretches into second End 231 and the connecting portion 233 of clamping end 232 are fixed in clamping end 232 and connection in part 112.Fixing end 231, clamping end 232 and connecting portion 233 are coaxially disposed, and clamping end 232 relatively connecting portion 233 in the horizontal Outwardly and the width of clamping end is more than the width of Part I 131, so that clamping end 232 and accepting hole 13 cooperations make connector 23 can not come off from the bottom of accepting hole 13.The fixing end 231 of connector 23 with weigh The fixed connection of module 8, connector 23 is movable with carrier 1 to be connected.In the vertical direction, described clamping End 232 cannot pass through Part I 131.In the present embodiment, the lower end of fixing end 231 is provided with screw thread, logical Cross bottom to coordinate with thread cap 8, make connector 23 be fixed on sensor 4.The lower surface of clamping end 232 with The lower surface of Part II 132 is provided with gap b.

In the present embodiment, gap b is 3mm.During work, carrier 1 is arranged on carried thing (batch can) Bottom.When batch can is acted on by wind-force, internal mixing power, air-flow and vibration, and batch can produces a power of tumbling, Gap is eliminated, and the lower surface of clamping end 232 contacts with the lower surface of Part II 132；Owing to batch can is by The counteracting force of the lower surface of two parts 132, so it no longer moves, protects batch can under the effect of external force not Can topple, add the safety of weighing system.

Part II 132 and the connecting portion 233 of accepting hole 13 form 360 ° of spacing gaps.When batch can is subject to During horizontal direction impact, this gap allows batch can to have the buffer displacement of a little scope, and limits at extreme position Position, it is to avoid batch can over-travel causes topples, and adds the safety of weighing system.

Further regarding to shown in Fig. 5 A and Fig. 5 B, the lower section of base portion 12 and side are provided with waterproof sealing Part 3.Sealing member 3 is fixing on the carrier 1 there by the second screw 72.Carrier 1 food grade silicone is coated with, First end 311 at sealing member 3 is lined with the first rigid member 312, and the first rigid member 312 is provided with screwed hole.Peace During dress, the second screw 72 penetrates in the screw of the first rigid member 312 from carrier 1, by first end 311 It is pressed on the lower surface 111 of installation portion 11.First end 311 is taken shape in owing to the first rigid member 312 edge buries In, it is ensured that the sealing between first end 311 and the carrier 1 of sealing member 3.

Connector 23, through sealing member 3, stretches in fixing hole 421.In the second end 321 of sealing member 3 It is lined with the second rigid member 322.Second rigid member 322 is fixed on upper surface and the connector 23 of sensor 4 Step surface 2331 times, relatively the first rigid member 322 the most about 20% of rubber layer herein, it is ensured that contact surface Between sealing.When needing to carry out the flushing of a large amount of water in workplace, due to the protection of sealing member 3, water stain or water Gas will not enter in the fixing hole 421 of carrier 1 inner chamber or sensor 4, the probability of bacteria breed is dropped to Little.Sealing member 3 is having horizontally disposed protrusion 323 near the second end.When the power having horizontal direction Time, due to the effect of the elastic force of silicone rubber, protrusion 323 produces a carrier that position occurs skew 1 restoring force retracting center, so can be more accurate be used for is measured.

Sealing member 3 is provided with two limiting sections 3221.Limiting section 3221 stretches in the blind hole 422 of sensor 4, Be arranged such, can be when being locked end 231, it is ensured that sealing member 3 all the time with the central axial alignment of sensor. In a preferred embodiment, limiting section 3221 is formed on the second rigid member 322.

With further reference to shown in Fig. 6, Weighing module 100 also includes fixing locating part 6 on the carrier 1 there.Limit Position part 6 uses the 3rd screw 73 fix on the carrier 1 there and be positioned at Part III 133.Locating part 6 is provided with edge The guide space 61 of vertical direction extension and two parallel medial surface (611,612), connector 23 stretches into In guide space 323.Connector 23 and two medial surface (611,612) contact or with less gap Coordinate, thus carrier 1 can be substantially along the side parallel with medial surface (611,612) in the horizontal direction To movement, and the most immovable on the direction being perpendicular to medial surface (611,612).In the present embodiment, Described locating part 6 is loop configuration, and the side of clamping end 232 and medial surface (611,612) are point cantact.

Those skilled in the art can be obvious, above-mentioned exemplary embodiment of the present utility model can be carried out various repairing Change with modification without departing from spirit and scope of the present utility model.Accordingly, it is intended to make this utility model cover In the range of appended claims and equivalent arrangements thereof to amendment of the present utility model and modification.

Claims (10)

1. a Weighing module, it is characterised in that: it includes sensor, is arranged on the carrier above sensor And the connector that sensor and carrier coupled together and vertically extend, described carrier is provided with along perpendicular Nogata is to the accepting hole extended, and one end of described connector is fixing on a sensor, the other end stretches in accepting hole, Described Weighing module also includes the bearing part being fixed in accepting hole and the rolling being located between bearing part and connector Dynamic spheroid, the power that described carrier is subject to can be for delivery to transmitting on bearing part and by rolling ball body and connector On sensor.

2. Weighing module as claimed in claim 1, it is characterised in that be provided with screw thread, institute in described accepting hole State bearing part to be fixed together by threaded engagement with carrier.

3. Weighing module as claimed in claim 1 or 2, it is characterised in that described accepting hole includes first Dividing and be located at the Part II above Part I, described connector includes stretching into the clamping end of Part II, consolidating Determining the fixing end on sensor and connecting portion clamping end and fixing end connected together, described clamping end makes Carrier in the vertical direction can not separate from connector.

4. Weighing module as claimed in claim 3, it is characterised in that the lower surface and second of described clamping end Between the lower surface of part, in the vertical direction is provided with gap.

5. Weighing module as claimed in claim 4, it is characterised in that described Part I, Part II, Fixing end, clamping end and connecting portion are for being coaxially disposed.

6. Weighing module as claimed in claim 3, it is characterised in that between described connecting portion and Part I are Gap coordinates, and described Weighing module also includes the sealing member for sealing the gap between Part I and connecting portion.

7. Weighing module as claimed in claim 6, it is characterised in that described sealing member is that elastomeric material is made, First end of sealing member is embedded with screwed first rigid member, and the second end of sealing member is embedded with screwed Second rigid member, uses screw and first to be rigidly connected and is fixed on carrier by the first end, and the second rigid member is solid It is scheduled under the upper surface of sensor and the step surface of connector.

8. Weighing module as claimed in claim 1, it is characterised in that described bearing part is provided with downward in arc The curved lower contact surface of shape, described connector is provided with curved curved upper contact surface upwards, described rolling Spheroid and lower contact surface, upper contact surface are respectively point cantact.

9. Weighing module as claimed in claim 1, it is characterised in that described carrier and sensor are non-straight Contact.

10. Weighing module as claimed in claim 1, it is characterised in that also include the limit being fixed in accepting hole Position part, described locating part is provided with two parallel inner side edges, and described two inner side edges coordinate with connector to limit carrier System can move by relative sensors the most in one direction.