CN204902968U - Double -deck hydraulic gauge batch box device of ship unloaders - Google Patents

Abstract

The utility model relates to a double -deck hydraulic gauge batch box device of ship unloaders, including upper strata fill, lower floor's fill, metering device, fight including at least one weighing hopper in the upper strata, and the weighing hopper includes feed inlet, sluice gate, and the lower floor fights including at least one blowing fill, and the sluice gate of weighing hopper is located puts above the hopper, and metering device includes main balance, vice balance, bottom plate, and main balance puts up the weighing hopper, vice balance and weighing hopper contactless, and main balance, vice balance are fixed on the bottom plate. The sluice gate can also be a jaw formula sluice gate, and main balance can also set up hydraulic damper, effectual reduce the vibration. The utility model discloses utilize ship unloaders itself to carry out the weighing to the material, set up the structure of two -layer hopper, improved measuring accuracy and work efficiency greatly, saved the cost of enterprise.

Description

A kind of ship unloaders double-layer hydraulic weighing hopper device

Technical field

The utility model relates to a kind of ship unloaders weighing hopper device, particularly a kind of ship unloaders double-layer hydraulic weighing hopper device.

Background technology

In existing bunder operation process, general is all utilize belted electronic balance to measure goods, belted electronic balance belongs to continuous dynamic measurement, although along with the development of technology, the theory measurement precision of belted electronic balance can reach 0.5%, but in the real work of harbour, owing to being subject to environment for use, wind-force, material characteristic, the impact such as weather and temperature variation, 0 point drift after belted electronic balance verification is larger, actual metered precision is much larger than 0.5%, huge with theoretical precision difference, therefore belted electronic balance can only measure as inner management, seller and buyer can not accept the so large metering outfit of error, therefore foundation cannot be settled accounts as commercial affairs, and metering outfit use a period of time after need to carry out physical goods inspection, verification operation flow process is loaded down with trivial details, and verification material need reach 50% of specified metering material, large-tonnage material is often had in harbour service, the material that be unwilling to realize with extra 50% verifies at all.

Existing ship unloaders only have one deck hopper, current Ye You only a few enterprise utilizes weighing hopper static weighing to carry out cargo measurement, ship unloaders arrange three layered material buckets, and ground floor hopper is receiving hopper, and second layer hopper is weighing hopper, third layer hopper is drain hopper, ship unloaders are by grab bucket feeding, and fall into receiving hopper, material is loaded weighing hopper by oscillating feeder by receiving hopper, be discharged to drain hopper by sluice gate again after weighing hopper metering, material is put to belt feeder by drain hopper.Although this kind of mode changes the metering method of electronic scales, precision meets requirement, but also there is several drawback, the first, weighing hopper is static weighing, and bucket capacity only meets the volume of a grab bucket, and therefore each receiving hopper splicing is complete, when material is put and is weighed to weighing hopper, the grab bucket of ship unloaders must stop operation in order to avoid produce vibration, waits weighing hopper to measure Shi Caineng and carries out the next operation circulated, the efficiency that the complete machine that so greatly have impact on ship unloaders is unloaded a ship.Second, because normal ship unloaders only have one deck bucket, add two-layer after, ship unloaders height adds a lot, the hoisting depth of grab bucket feeding is increased, the cycle of feeding is elongated, again after metering, time is longer, after making the front blowing of drain hopper, material next time does not also put down, on belt feeder, material is discontinuous, there is the idle running situation without expecting to send, greatly reduce the production efficiency at harbour, and three layers of bucket structure whole system are too complicated, equipment failure point is a lot, the workload of maintenance is quite large, actual applying cannot be obtained.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of reasonable in design, makes full use of ship unloaders self mechanism or device, namely meets measuring accuracy requirement, can meet again the weighing hopper device of ship unloaders rated capacity.

The utility model provides a kind of ship unloaders double-layer hydraulic weighing hopper device, comprise upper strata bucket, lower floor's bucket, measuring apparatus, described upper strata bucket comprises at least one weighing hopper, described weighing hopper comprises charging aperture, sluice gate, and described lower floor bucket comprises at least one drain hopper, and the sluice gate of described weighing hopper is positioned at above drain hopper, described measuring apparatus comprises main scale, secondary scale, base plate, described main scale supports weighing hopper, and described secondary scale does not contact with weighing hopper, and described main scale, secondary scale are fixed on base plate.

Grab bucket captures after material from ship and is discharged to weighing hopper, and weighing hopper weighs, and opens weighing hopper sluice gate, material is put into drain hopper, and by drain hopper, material is put into belt feeder after weighing.Owing to being provided with two-layer hopper, drain hopper can be smaller than the drain hopper of common ship unloaders, the ship unloaders height of two-layer hopper can be made like this to compare substantially identical with common ship unloaders or slightly increase, the hoisting depth change of grab bucket is little, the specified production efficiency of ship unloaders can not be affected, measuring apparatus comprises a main scale and secondary scale, main scale supports weighing hopper, material is measured, secondary scale does not contact with weighing hopper, secondary scale is provided with standard test weight, main scale and secondary scale are all fixed on base plate, in grab bucket blowing process, weighing hopper can shake, cause main scale cannot carry out accurate weighing to material, because main scale and secondary scale are all fixed on base plate, the shock and vibration that they are subject to are the same, therefore weight coefficient during their weighing is also the same, this coefficient can draw by comparing with standard weights the weight under standard test weight vibrational state, also just backwards calculation the actual weight of material can be gone out after obtaining coefficient.Affecting production efficiency with regard to carrying out again measuring after not needing that by the time weighing hopper is static and getting off like this, continuous high-efficient weighing can be realized, and reach the precision of needs.

Further, described upper strata bucket has four weighing hoppers, and described four weighing hoppers are fixed together formation tetragonal cone, and respectively there is a measuring apparatus described square cone four side, described drain hopper is one, and the sluice gate of described 4 weighing hoppers is all positioned at above drain hopper.

Upper strata bucket can comprise multiple weighing hopper, couple together, the sluice gate of all weighing hoppers is all above drain hopper, ensure that sluice gate is opened rear material and fallen in drain hopper, preferably, weighing hopper is four, easily like this to link together, easily fixing, also easy measuring apparatus is set four sides, owing to being compared to common ship unloaders one deck bucket structure, height for guarantee ship unloaders significantly can not improve and affect the efficiency of grab bucket feeding blowing, hopper needs suitably to reduce, but hopper reduces and bucket capacity can be caused to reduce, upper strata bucket being fixed together with four weighing hoppers, the bucket capacity of weighing hopper and the drain hopper of bucket capacity sum still than common of lower floor's drain hopper larger, therefore also can not affect grab bucket blowing efficiency and cause production efficiency to reduce.

Further, described sluice gate is jaw sluice gate, and described jaw sluice gate is made up of two relative jaw lobes, and described jaw lobe is fixed on weighing hopper.

Further, described jaw lobe all connects a Novikov gear, and two Novikov gears of each weighing hopper intermesh, and one in two Ge E Office is opened and closed by hydraulic-driven.

The jaw sluice gate of each weighing hopper is made up of two relative jaw lobes, each jaw lobe connects a Novikov gear, a pair Novikov gear of same weighing hopper intermeshes, one of them jaw lobe is opened by hydraulic-driven, closedown, because Novikov gear intermeshes, make another jaw lobe keep synchronous opening and closing, so just can realize quick, the stable switch of sluice gate, reduce vibration, be also conducive to the long-term work of equipment.

Further, described main scale comprises main scale and comprises the sensor pressure head, sensor, the hydraulic damper that arrange from top to bottom.

Sensor is used for the metering to material; below sensor, hydraulic damper is set; to the vibrations of weighing hopper and measuring apparatus and impact when can reduce to grab bucket blowing; both be conducive to improving measuring accuracy; again can serviceable life of extension device, also protect sensor simultaneously and lose measuring accuracy from brute force attack frequently.

Further, described sluice gate is provided with the labyrinth body of working in coordination for a pair and preventing granulated slag from dropping, and is provided with at least one deck flange in the body of described labyrinth, and when described sluice gate is closed, what described flange interlocked stretches in the labyrinth of offside.

In production operation process; material particles and dust easily drop from the gap of sluice gate; sluice gate arranges the labyrinth body of working in coordination for a pair; have flange in the body of labyrinth, the labyrinth body of what flange intermeshed stretch to offside, when particle or dust drop; can drop on the flange that is crisscross arranged; thus prevent dust from trickling down, improve the operating environment at harbour, be also conducive to fine solid particle and invade sensor and cause measuring apparatus undermined.

Further, described ship unloaders double-layer hydraulic weighing hopper device is provided with checking net, and described checking net is arranged on upper strata bucket surrounding and top.

Harbour, harbour are all on spacious great rivers limit or seashore, the wind-force of Jiang Feng, sea wind is comparatively large, and weighing hopper can be caused vibrate, upper strata bucket surrounding and above checking net is set can reduces wind-force to the impact of measuring, increase work efficiency and measuring accuracy, and can dust from flying be prevented.

Further, bucket top, described upper strata is provided with except bulk grid, and the described bulk grid that removes is fixed on ship unloaders.

Often bulk materials is had in harbour service; bulk materials can cause brute force attack to weighing hopper; affect measuring accuracy; the breakage rate of increase equipment; in the serviceable life of reduction equipment, arrange above weighing hopper except bulk grid, except bulk grid does not contact with weighing hopper; independent is fixed on support, and weighing hopper and dynamic weighing device so just can be made from impact.

The utility model compared with the existing technology has the following advantages and effect:

1, take full advantage of ship unloaders self structure and device, achieve the weighing that unloading achieves weight of material simultaneously.

2, measuring accuracy is far away higher than belted electronic balance, meets metering requirements, realizes utmost fair dealing.

3, while meeting synchronous high-precision measuring, the production efficiency of harbour service is not less than common ship unloaders.

4, do not have to increase or the slight height increasing ship unloaders, ensure that the work efficiency of grab bucket, reduce grab bucket energy consumption, saved the energy.

5, ensure that ship unloaders can continuous working.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the structural representation of a kind of ship unloaders double-layer hydraulic of the utility model weighing hopper device.

Fig. 2 is the schematic diagram of measuring apparatus.

Fig. 3 is the schematic diagram of four weighing hoppers.

Fig. 4 is the structural representation of jaw sluice gate.

Fig. 5 is the structural representation of jaw sluice gate by Novikov gear switch.

Fig. 6 is Novikov gear schematic diagram.

Fig. 7 is the structural representation of main scale.

Fig. 8-1,8-2 are respectively the structural representation of maze device, the A direction view of maze device.

Fig. 9 is the schematic diagram of checking net.

Figure 10 is for showing position view except bulk grid.

Figure 11 is for removing bulk grid schematic diagram.

Label declaration: the 1-frame 2-that unloads a ship grabs bucket 3-weighing hopper 31-sluice gate 311-jaw lobe

The secondary scale of the main scale 42-of 312-Novikov gear 313-labyrinth body 314-flange 4-measuring apparatus 41-

43-base plate 5-drain hopper 9-is except bulk grid 10-checking net.

Embodiment

Be described in further detail the utility model below in conjunction with embodiment, following examples are that the utility model is not limited to following examples to explanation of the present utility model.

Embodiment 1: as Fig. 1, shown in Fig. 2, the present embodiment comprises upper strata bucket, lower floor struggles against, measuring apparatus 4, upper strata bucket can be made up of one or more weighing hopper 3, weighing hopper comprises charging aperture, sluice gate 31, lower floor's bucket is one or more drain hopper 5, the sluice gate 31 of all weighing hoppers 3 is all positioned at above drain hopper 5, being convenient to material puts in drain hopper 5 from weighing hopper 3, measuring apparatus 4 is supported in below weighing hopper 3, for measuring the weight of material, comprise main scale 41, secondary scale 42, base plate 43, main scale 41 is located at below weighing hopper 3 sidewall, secondary scale 42 does not contact with weighing hopper 3, be provided with standard test weight above, main scale 41, secondary scale 42 is fixing all on base plate 43, during metering, main scale 41 is only had to weigh the weight of material, the weight of secondary scale 42 weighing standard test weights, the vibrations that main scale 41 and secondary scale 42 are subject to are identical, weight coefficient can be obtained by the weight under comparison counterweight vibrational state and the weight under stationary state, the material vibrating state claimed according to this weight coefficient and main scale 41 weight, the actual weight of material can be drawn.

Embodiment 2: as shown in Figure 3, in the present embodiment, upper strata bucket comprises 4 weighing hoppers 4, and lower floor's bucket comprises 1 drain hopper, 5,4 weighing hoppers 3 and is fixed together and is located at above drain hopper 5, and their sluice gate 31 all aims at drain hopper 5.

Embodiment 3: as shown in Figure 4, in the present embodiment, the sluice gate 31 of weighing hopper 3 is jaw sluice gates, is made up of, being fixed on weighing hopper 3 of jaw lobe 311 activity symmetrically arranged two Ge E Office 311.

Embodiment 4: as Fig. 5, shown in Fig. 6, in the present embodiment, each jaw lobe 311 is fixedly connected with a Novikov gear 312, two Novikov gears 312 of same weighing hopper 3 intermesh, one in two jaw lobes 311 is connected with fluid pressure drive device, fluid pressure drive device can be hydraulic cylinder also can be in prior art other hydraulic means, when a jaw lobe 311 is by hydraulic-driven open and close, the open and close of another one jaw lobe 311 can be driven by the Novikov gear 312 of engagement, this ensures that there the synchronous open and close of two Ge E Office 311, sluice gate 31 open and close can be made quicker, more level and smooth, increase work efficiency and reduce vibrations simultaneously.

Embodiment 5: as shown in Figure 7, in the present embodiment, the main scale 41 of measuring apparatus 4 comprises sensor pressure head 411, sensor 412, hydraulic damper 413, during blowing, material is to weighing hopper 3, the impact of sensor 412 is very large, because sensor 412 has measures range, when weight of material is less than measures range, measuring accuracy can be caused not reach requirement, when weight of material is greater than measures range, then can damage sensor 413, and material when putting into weighing hopper, weight can than heavy a lot of time static, if select sensor 412 according to the weight of material under stationary state, sensor 412 is hit and can be easy to infringement, if select sensor according to weight of material during discharging, the precision of then measuring does not reach requirement, main scale 41 arranges hydraulic damper 413 can well address this problem, hydraulic damper 413 can absorb impulsive force during material discharging, namely the requirement of sensor 412 precision is ensured, in turn ensure that sensor 412 is without prejudice.The all right Hydraulic Double damper of hydraulic damper 413, not only can reduce vibration when material discharging, vibration also can be made at the end of discharging less.

Embodiment 6: as shown in Fig. 8-1,8-2, the labyrinth body 313 cooperatively interacted is provided with below sluice gate 31, at least one deck flange 314 is provided with in labyrinth body 313, when sluice gate 31 is closed, in the labyrinth 313 stretching to offside that flange 314 is staggered, weighing hopper 3 produces vibrations by the impact of material, tiny material or dust are easy to drop from the gap of sluice gate 31, to environment, after labyrinth body 313 is set, the dust fallen or tiny material can drop on flange 314, effectively prevent tiny material or dust drops.

Embodiment 7: as shown in Figure 9, the surrounding of weighing hopper 3 and top can arrange checking net 10, can prevent or alleviate weighing hopper 3 and produce vibration due to the effect of wind-force, affect measuring accuracy and can prevent dust from flying.

Embodiment 8: as shown in Figure 10, Figure 11, can be arranged except bulk grid 9 above weighing hopper 3.Except bulk grid 9 does not contact with weighing hopper 3; but independent being fixed on is unloaded a ship in frame 1; bulk materials in such material can drop on and can not impact weighing hopper 3 and measuring apparatus 4 except above bulk grid 9; reduce vibrations; improve measuring accuracy; also protect weighing hopper 3 and measuring apparatus 4 is without prejudice, extend serviceable life.

In addition, it should be noted that, the specific embodiment described in this instructions, the shape, institute's title of being named etc. of its parts and components can be different.All equivalences of doing according to structure, feature and the principle described in the utility model inventional idea or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.

Claims (8)

1. a ship unloaders double-layer hydraulic weighing hopper device, it is characterized in that, ship unloaders double-layer hydraulic weighing hopper device comprises upper strata bucket, lower floor's bucket, measuring apparatus, described upper strata bucket comprises at least one weighing hopper, described weighing hopper comprises charging aperture, sluice gate, described lower floor bucket comprises at least one drain hopper, the sluice gate of described weighing hopper is positioned at above drain hopper, described measuring apparatus comprises main scale, secondary scale, base plate, described main scale supports weighing hopper, described secondary scale does not contact with weighing hopper, and described main scale, secondary scale are fixed on base plate side by side.

2. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1, it is characterized in that, described upper strata bucket has four weighing hoppers, described four weighing hoppers are fixed together formation tetragonal cone, respectively there is a measuring apparatus described square cone four side, described drain hopper is one, and the sluice gate of described 4 weighing hoppers is all positioned at above drain hopper.

3. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1, it is characterized in that, described sluice gate is jaw sluice gate, and described jaw sluice gate is made up of two relative jaw lobes, and described jaw lobe is fixed on weighing hopper.

4. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 3, it is characterized in that, described jaw lobe all connects a Novikov gear, and two Novikov gears of each weighing hopper intermesh, and one in two Ge E Office is connected with fluid pressure drive device.

5. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1, it is characterized in that, described main scale comprises the sensor pressure head, sensor, the hydraulic damper that arrange from top to bottom.

6. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1,2,3,4 or 5, it is characterized in that, described sluice gate is provided with the labyrinth body of working in coordination for a pair and preventing granulated slag from dropping, at least one deck flange is provided with in the body of described labyrinth, when described sluice gate is closed, what described flange interlocked stretches in the labyrinth of offside.

7. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1,2,3,4 or 5, is characterized in that, described ship unloaders double-layer hydraulic weighing hopper device is provided with checking net, and described checking net is arranged on upper strata bucket surrounding and top.

8. a kind of ship unloaders double-layer hydraulic weighing hopper device according to claim 1,2,3,4 or 5, is characterized in that, bucket top, described upper strata is provided with except bulk grid, and the described bulk grid that removes is fixed on ship unloaders.