CN103144867B - Detachable automatic sand adding sand tank, combined sand tank and realization method - Google Patents
Detachable automatic sand adding sand tank, combined sand tank and realization method Download PDFInfo
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Abstract
The invention discloses a detachable automatic sand adding sand tank, which mainly solves the problems of inconvenient transportation, high labor cost and low efficiency of sand adding operation and the like of the existing sand tank. The detachable automatic sand adding sand tank comprises a sand tank body, an automatic sand feeding mechanism, a conveyer and a motive power system, the sand tank body is formed by combining a base, a sand leaking tank and a sand storage tank which are in sequential detachable connection from bottom to top, the automatic sand feeding mechanism is arranged at the upper end of the sand storage tank, the conveyer is arranged in the base, is communicated with the sand leaking tank and is used for transporting sand, the motive power system provides motive power for the automatic sand feeding mechanism and the conveyor, the base, the sand leaking tank and the sand storage tank are respectively in a detachable structure, and a utility knife which is near the automatic sand feeding mechanism and is used for gashing sand bags is also arranged in the sand storage tank. The invention also provides a combined sand tank formed by two detachable automatic sand adding sand tanks and a realization method of the detachable automatic sand adding sand tank. The detachable automatic sand adding sand tank, the combined sand tank and the realization method have the advantages that the transport efficiency is high, the cost is low, and in addition, the automation degree and the construction efficiency are respectively much greater than those of the prior art.
Description
Technical field
The invention belongs to oil-gas field development pressure break, gas testing (oil) job execution field, specifically, relate to a kind of detachablely automatically add sand sand tank, compound type sand tank and add sand method.
Background technology
At present, in oil-gas field fracturing, gas testing (oil) job execution, sand fracturing is a kind of important way.It is heavy, tall and big that tradition adds the sand tank volume that sand adopts, and transporting a sand tank at least needs 11 cars to be transported to camp site, is not easy to disassembled for transport.In addition, following defect is also deposited in the sand operation that adds based on traditional sand tank:
One, mechanical automation degree and to add sand efficiency lower
In upper sand process, crane operator participates in the overall process, and need crane twenty four hours to cod at the construction field (site) bag, working strength is very large; Open sand bag completely by manual operation, need at least two people (drawing job contract) to be scratched by sand bag at sand upper end cutter, cost of labor is high;
Two, potential safety hazard is greatly deposited
Crane is positioned at ground, and crane operation person is at ground construction, and it has tunnel vision, and is difficult to observe the situation that sand upper end draws job contract, easily causes the sand bag of lifting to collide and draws job contract, causes drawing the injured safety misadventure of job contract.
Therefore, how to research and develop a kind ofly facilitate in-site installation, mechanical automation degree is high, construction cost is low sand tank, just become the focus development content of those skilled in the art.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, provide a kind of and be convenient to transport and high detachable of degree of automation adds sand sand tank automatically.
To achieve these goals, the technical solution used in the present invention is as follows:
Detachablely automatically add sand sand tank, comprise by lower and on successively detachable connection base, leak sand tank and sand tank and combine the sand tank body formed, be arranged on the automatic Shang Sha mechanism of sand tank upper end, to be arranged in base and with leak sand tank and be communicated with, for the forwarder of sand transportation, and provide the power system of power for automatic Shang Sha mechanism and forwarder; Wherein, base, leak sand tank and sand tank and be Demountable, and be also provided with in described sand tank near automatic Shang Sha mechanism and draw cutter for what scratch sand bag.
Specifically, described automatic Shang Sha mechanism comprises and is fixed on described sand tank upper end and the slide rail be obliquely installed by link span, to be arranged on slide rail, for lifting Sha Bao and adding the Jia Sha mechanism of sand, and to be slidably connected on slide rail and with Jia Sha mechanism with the use of, for driving sand bag to move to the carriage compared with low side from slide rail higher-end; Wherein, slide rail higher-end extends to the outside of sand tank body.
Further, described Jia Sha mechanism comprises and is arranged on the winch of slide rail compared with low side, be arranged on slide rail higher-end and be right against the first pulley of winch, and one end is connected on winch, the other end is walked around the first pulley and is connected with carriage and steel cable for connecting sand bag, and to be connected with steel cable and for the self-locking fixed mechanism of fixing sand bag; Described stroke of cutter is arranged on the madial wall of described sand tank near first pulley one end.
Meanwhile, described carriage comprises the coaster be slidably connected on slide rail, is arranged at supratrochlear limiting through hole, to be fixedly connected with and to be right against the second pulley of limiting through hole by fifth wheel with coaster; One end that the first pulley walked around by described steel cable is walked around the second pulley and passes limiting through hole.
Further, described self-locking fixed mechanism comprises and is arranged on steel cable end and movable engaging and disengaging gear for connecting sand bag, and to be arranged in described limiting through hole and the catch gear mated with movable engaging and disengaging gear.
Wherein, described movable engaging and disengaging gear comprises and to be connected with steel cable and to have the shell of sliding cavity, be arranged on the sliding-tongue that in this shell sliding cavity and end, upper end is cone structure, lower end extends to housing exterior, at least two are circularly and evenly distributed and are fixed on shell by set pin and the fastener body that can rotate relative to shell centered by sliding-tongue, and are socketed on sliding-tongue and one end and are fixed on the first spring bottom sliding cavity; Wherein, the lower end outside of fastener body is provided with zig-zag convex body, and the inner side corresponding with this zig-zag convex body is provided with the second spring for backing down fastener body;
Described catch gear comprises and is positioned at described limiting through hole upper end and diameter is greater than the connecting element of limiting through hole, and to be solidified as a whole the locking annulus that structure and external diameter mate with limiting through hole with this connecting element; Wherein, the inwall of described locking annulus is provided with the saw-tooth grooves of mating with described zig-zag convex body.
In order to improve the degree of automation of this equipment, on the basis of said structure, also comprise retracting mechanism, cover the stressed of the coaster left and right sides in order to flat, retracting mechanism is two and is symmetricly set in coaster both sides; Specifically, this retracting mechanism comprises and is fixed on slide rail and is positioned at the 3rd pulley held with described first pulley, to be fixed on slide rail and to be positioned at holding and being right against the 3rd spring of the 3rd pulley with described winch, and one end is connected with the 3rd spring, the other end walks around the guy wire that the 3rd pulley is connected with coaster.
In order to expand Applicable scope of the present invention, can store two kinds of sand or two or more sand simultaneously, present invention also offers a kind of compound type sand tank, it comprises at least two and detachablely automatically adds sand sand tank as above.Meanwhile, between adjacent two sand tanks, be provided with the dividing plate for intercepting two sand tank medium sands.
Present invention also offers the detachable implementation method automatically adding sand sand tank, comprise the following steps:
Upper sand process
(1) movable engaging and disengaging gear is connected to sand and wraps, and winch shrinks, and pulls sand to wrap liter;
(2) after movable engaging and disengaging gear rises to the position of catch gear, mutually clamp with catch gear, sand bag and coaster are synchronized with the movement;
(3) winch oppositely discharges steel cable, coaster utilize the angle of inclination of self gravitation, slide rail from trend slide rail comparatively low side move, meanwhile, coaster drives sand bag to move in sand tank;
(4) sand bag moves in sand tank and is provided with when drawing the position of cutter, draws a cutter and is directly scratched by sand bag, and the sand in sand bag falls to Lou in sand tank, then by forwarder, sand is delivered to camp site;
Sand bag after upper sand completes falls process after rise
Sand wraps in after sand fallen, and retracting mechanism pulls coaster to slide to slide rail higher-end, and meanwhile, movable engaging and disengaging gear departs from catch gear, and winch release steel cable, sand bag falls after rise to ground.
Wherein, the detailed process that in the step (2) of upper sand process, movable engaging and disengaging gear and catch gear clamp mutually is as follows:
(1), under initial condition, the first spring pops up and to sliding-tongue force, sliding-tongue moves, and fastener body upper end is withstood in its upper end, the stressed and outwards movement in fastener body upper end, and lower end moves inward and compresses the second spring, and fastener body is contraction state;
(2) after movable engaging and disengaging gear connects upper sand bag, sliding-tongue slide downward compress the first spring under the Action of Gravity Field of sand bag, the second spring is upspring and is backed down fastener body lower end, makes its outwards movement, and fastener body upper end moves inward, and makes the open-shaped state of fastener body; Specifically, card part upper end is no longer by the pressure of sliding-tongue, and card part lower end is by the elastic force of the second spring, and card part rotates around set pin, such that card part upper end moves inward, card part lower end outwards moves to open configuration;
(3) movable engaging and disengaging gear move in catch gear locking annulus in after, fastener body is locked circle ring inner wall compression, and fastener body shrinks, and the second spring is compressed in its lower end;
(4) when the zig-zag convex body of fastener body lower end moves to the saw-tooth grooves of mating with it, second spring is upspring and is backed down fastener body, the outwards movement of its lower end, and upper end moves inward, the open-shaped state of fastener body, zig-zag convex body and saw-tooth grooves clamp mutually.
Otherwise, be then the detach procedure of movable engaging and disengaging gear and catch gear.
Mentality of designing of the present invention: be improved to Demountable by the sand tank of conventional monolithic, sand tank body is divided into base, leaks sand tank and sand tank three part, during application, three partial resolution are transported to in-site installation, improve conveying efficiency, reduce traffic cost; Meanwhile, install automatic Shang Sha mechanism and forwarder respectively at sand tank body upper/lower terminal, in realization, sand process and sand bag fall the Automated condtrol of process after rise.
Compared with prior art, beneficial effect of the present invention is:
(1) the present invention designs ingenious, rational in infrastructure, and degree of automation is high, greatly reduce cost of labor, compared to existing technologies, it not only possesses novelty and creativeness, and there is the very high market competitiveness and economic value, for it is applied on a large scale, establish solid foundation.
(2) tank design of whole sand tank is Demountable by the present invention, during transport, sand tank is split as some independently plates and entrucking, simultaneously, by the independent entrucking of automatic Shang Sha mechanism, only need two transpories trolley above-mentioned parts can be transported to scene, not only conveying efficiency is high, and cost of transportation is only about 20% of traditional sand tank cost of transportation, greatly reduces traffic cost; After sand tank after fractionation and automatic Shang Sha mechanism are transported to camp site, carry out combination installation and can form complete sand tank, realize very convenient.
(3) on the basis of Demountable sand tank, the present invention has also set up automatic Shang Sha mechanism, stroke cutter and forwarder and has automatically added sand system for forming, wherein, automatic Shang Sha mechanism by winch, coaster and guy wire with the use of, for lifting sand bag and sand bag being lifted the top to sand tank, the mechanical automation of upper sand operation is high, instead of the upper sand mode of existing employing crane lifting sand bag, on the one hand, improve the efficiency of sand operation, on the other hand, decrease the usage charges of crane, reduce cost of labor.
(4) the present invention is provided with a stroke cutter at sand tank near the inner side of the first pulley, sand bag is transported in sand tank through coaster, initiatively cutter is drawn in touching, by drawing cutter, sand bag is scratched, carry out the operation of leakage sand, thus effectively overcome in prior art need draw job contract sand bag is manually scratched, draw bag efficiency low, cost of labor is high, there is the defect of great potential safety hazard.
(5) the present invention is provided with in bottom and the forwarder leaking sand tank and be communicated with, after hourglass in sand bag to leakage sand tank, flow in forwarder through leaking sand tank again, by forwarder, sand is transported to corresponding camp site, this forwarder matches apply with automatic Shang Sha mechanism, a stroke cutter, form the whole-course automation running job of complete upper sand → leakage sand → sand transportation, not only increase operating efficiency, reduce cost of labor, and add the safety of construction, the personal safety of guarantee workmen.
(6) in the present invention, automatic Shang Sha mechanism connects sand bag by guy wire, is fixed by the relative position of self-locking fixed mechanism by sand bag and coaster meanwhile, when sand being wrapped in slide to sand tank and coaster keep being synchronized with the movement; Movable engaging and disengaging gear in self-locking fixed mechanism and the structure of catch gear simple, design very ingenious, the state switching that zig-zag convex body and groove mutually clamp and depart from, not only realize conveniently, and the two is in clamping connection solid and reliable, on the one hand, effectively ensure being synchronized with the movement of sand bag and coaster, sand bag can be slided to smoothly in sand tank, drawn a cutter scratch and leak sand smoothly; On the other hand, the problem that sand bag lifts accidental to sand tank upper end is avoided.
(7) in the present invention, slide rail is designed to incline structure, sand bag winches to sand tank top and is positioned at slide rail higher-end, now without the need to power driven, sand bag can be relied on to conduct oneself with dignity makes sand bag slide to the comparatively low side of slide rail, namely sand bag slides to sand tank and is drawn cutter and scratches and carry out leaking sand until leak this one-phase of completing of sand, whole equipment does not have power driven, reduces energy consumption, energy-conserving and environment-protective.
(8) after leakage sand completes, the removal process of sand bag is mainly through being arranged on the 3rd spring on slide rail, 3rd pulley and guy wire complete, 3rd spring Sha Bao slide to slide rail comparatively low side time to be stretched distortion, in sand bag hourglass complete after, sand bag weight reduces, when the restoring force of the 3rd spring is greater than the total force of sand bag and coaster, sand bag and coaster are returned to the higher-end of slide rail by the 3rd pulley and guy wire by the 3rd spring, sand bag automatic fall-back, complete the step that adds sand operation, simultaneously, prepare the next one and add sand operation, achieve and add the operation of sand automatic cycle, facilitate operation, improve operating efficiency.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the perspective view of automatic Shang Sha mechanism in the present invention.
Fig. 3 is the connection diagram of leaking sand tank and forwarder in the present invention.
Fig. 4 is the location diagram of carriage and Jia Sha mechanism in the present invention.
Fig. 5 is the present invention-upper sand Principle of Process schematic diagram.
Fig. 6 is the birds-eye view of automatic Shang Sha mechanism and retracting mechanism in the present invention.
Fig. 7 is the inner structure schematic diagram of movable engaging and disengaging gear in the present invention.
Fig. 8 is the schematic perspective view of automatic Shang Sha mechanism and retracting mechanism in the present invention.
Fig. 9 is the structural representation of catch gear in the present invention.
In above-mentioned accompanying drawing, the name that Reference numeral is corresponding is called: 1-base, and 2-leaks sand tank, 3-sand tank, 4-forwarder, the automatic Shang Sha mechanism of 5-, and 6-draws cutter, the movable engaging and disengaging gear of 7-, 8-sand bag, 9-the 3rd pulley, 10-the 3rd spring, 11-chassis, 12-guy wire;
51-link span, 52-slide rail, 53-winch, 54-first pulley, 55-coaster, 56-limiting through hole, 57-fifth wheel, 58-steel cable;
71-sliding-tongue, 72-fastener body, 73-first spring, 74-zig-zag convex body, 75-second spring;
81-connecting element, 82-locks annulus, 83-saw-tooth grooves.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.Embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figure 1, present embodiments provide and a kind of detachablely automatically add sand sand tank, conveniently transport, reduce traffic cost, its sand tank body adopts Demountable; Meanwhile, realize automatically drawing of sand bag by automatic Shang Sha mechanism 5 to wrap, leak sand, camp site is transported to again by forwarder 4, realize the whole automation, the high efficiency that add sand operation, effectively overcome the defect of prior art, Demountable design and its novelty of automatic Shang Sha mechanism based on this structure are not sayed and language, and in the technology of same domain or near field, the present invention has creativeness and practicality.
In order to make those skilled in the art have awareness and understanding more clearly to the annexation between the structure of parts each in the present invention and each parts and position relationship, below in conjunction with accompanying drawing, the present invention is described in detail:
If Fig. 1 is integral structure schematic diagram of the present invention, clear and legible in order to accompanying drawing, does not list retracting mechanism in Fig. 1.The present invention mainly comprises sand tank body, automatically Shang Sha mechanism, forwarder and power system four part; Wherein, power system provides power support for whole equipment, and it belongs to existing mature technology, and it is a variety of for equipment provides the implementation of power also to have, and therefore, also do not draw in Fig. 1, the present embodiment does not also elaborate; But, do not affect those skilled in the art and the entirety of this technology understood.
Sand tank body, it comprise by lower and on successively detachable connection base 1, leak sand tank 2 and sand tank 3 and combine and form.
Base 1 is positioned at the bottommost of whole equipment, and it is the steel framed structure of removable connection, and shape is a cuboid or cube structure, is mainly used in the weight supporting whole sand tank, and it is inner that forwarder 4 is arranged on base 1.In order to better realize the present embodiment, also setting area can be greater than base 1 and the chassis 11 coaxial with base 1 in base 1 bottom, chassis 11 is spliced to form by three pieces of stand-alone assemblies.
Forwarder, in the present embodiment, forwarder is cuboid channel architecture, forwarder is obliquely installed, higher-end is input end and is connected with leakage sand tank, comparatively low side is mouth, and sand reliably flows, in order to ensure the conveying effect of sand further from focusing in forwarder, conveyor bottom is provided with belt conveyor, transports for driving sand.
For leaking sand tank 2 above base 1, the external structure of leaking sand tank 2 is consistent with base 1, is similarly Demountable, and it is formed primarily of leakage sand hopper, and controls to leak sand speed by automatically controlled flap type, and its lower end is communicated with forwarder 4, as shown in Figure 3; Sand falls into and Lou then flow into forwarder by leaking sand hopper after sand tank 2, is then transported to camp site by forwarder; In the present embodiment, one leaks sand tank 2 and comprises two leakage sand hoppers be set up in parallel, its object is to drive the sliding trace of sand bag to match with top coaster, and the sand in guarantee sand bag falls into Lou in sand hopper completely.
Leaking above sand tank 2 is sand tank 3, sand tank 3 detachablely successively to connect and compose primarily of the side plate head and the tail of outside, its structure is the same with base, the space of sand tank 3 is greater than leaks sand tank 2, in sand bag, sand falls first through sand tank 3, and then fall into the leakage sand hopper of Lou sand tank 2, in order to better realize the present embodiment, leaking in sand tank the sieve leakage can installed for filtering, selecting suitable gravel; Further, in order to realize the object automatically scratching sand bag, as shown in Figure 9, be provided with in the sidewall of this example automatic Shang Sha mechanism above sand tank is close and draw a cutter 6, this stroke of cutter 6 is positioned in the path of motion that sand bag 8 slides to sand tank, after sand bag 8 slides to the position of drawing cutter 6, just automatically drawn cutter and scratched, start to leak sand.
It should be noted that, the external structure of above-mentioned base, leakage sand tank, sand tank three parts matches, and detachable connection wherein or the implementation of Demountable belong to existing known technology, therefore, do not repeat at this.
Automatic Shang Sha mechanism is positioned at the top of whole sand tank body, and is fixed on the top of sand tank by fixing steel structure; As shown in Figure 2,4, automatic Shang Sha mechanism 5 mainly comprises slide rail 52, Jia Sha mechanism, carriage three part.
Slide rail, for carriage provides moving line and support, in the present embodiment, slide rail is rectangular frame structure, and it is fixed on sand tank 3 upper end by link span 51, slide rail both sides inwall is equipped with for sliding recess, slide rail is obliquely installed, and its rear and front end exists diff-H, for convenience of description, the present embodiment is by slide rail higher-end called after head end, it is low side called after tail end comparatively, and for the ease of floor sand bag is winched to whole sand tank top, the head end of slide rail extends to the outside of sand tank body.
Jia Sha mechanism, it comprises the winch 53 being arranged on slide rail 52 tail end, be arranged on slide rail 52 head end and be right against the first pulley 54 of winch 53, and one end is connected on winch 53, the other end is walked around the first pulley 54 and is connected with carriage and steel cable for connecting sand bag, Jia Sha mechanism is mainly used in sand bag to winch to sand tank top from ground, then drive Sha Bao to be synchronized with the movement with it by coaster by mechanism of gaza, its working process shrinks steel cable by winch and realizes.
Carriage, with Jia Sha mechanism with the use of, it comprises the coaster 55 be slidably connected on slide rail 52, is arranged at the limiting through hole 56 on coaster 55, and to be fixedly connected with coaster 55 by fifth wheel 57 and to be right against the second pulley of limiting through hole 56; One end of the first pulley 54 first walked around by steel cable in Jia Sha mechanism, and then walks around the second pulley through limiting through hole 56 and extend to the lower end of limiting through hole, and as shown in Figure 4, the lower end of steel cable is then for connecting sand bag 8.Wherein, the both sides of coaster are respectively provided with two wheels, wheel is built in the groove inside slide rail, after sand bag is winched to sand tank top by Jia Sha mechanism, fixed by self-locking fixed mechanism, keep geo-stationary with coaster, then under the deadweight of sand bag and coaster, drive sand bag to slide to tail end from the head end of slide rail by coaster.
After sand bag winches to sand tank top, fixing extremely important between itself and coaster, in order to ensure fixed effect therebetween, the present embodiment is also provided with self-locking fixed mechanism on the basis of said structure, this self-locking fixed mechanism is contained in Jia Sha mechanism, as Fig. 7, shown in 8, this self-locking fixed mechanism comprises and is arranged on steel cable 58 end and movable engaging and disengaging gear 7 for connecting sand bag, and to be arranged in described limiting through hole 56 and the catch gear mated with movable engaging and disengaging gear 7, after catch gear and movable engaging and disengaging gear clamp mutually, sand bag and coaster keep being synchronized with the movement.
Specifically, as shown in Figure 7, movable engaging and disengaging gear 7 comprises and to be connected with steel cable 58 and to have the shell of sliding cavity, be arranged on the sliding-tongue 71 that in this shell sliding cavity and end, upper end is cone structure, lower end extends to housing exterior, at least two are circularly and evenly distributed and are fixed on shell by set pin and the fastener body 72 that can rotate relative to shell centered by sliding-tongue 71, and are socketed on sliding-tongue 71 and one end and are fixed on the first spring 73 bottom sliding cavity; Wherein, the lower end outside of fastener body 72 is provided with zig-zag convex body 74, and the inner side corresponding with this zig-zag convex body 74 is provided with the second spring 75 for backing down fastener body 72.
As shown in Figure 9, catch gear comprises and is positioned at limiting through hole 56 upper end and diameter is greater than the connecting element 81 of limiting through hole 56, and to be solidified as a whole the locking annulus 82 that structure and external diameter mate with limiting through hole 56 with this connecting element 81; Wherein, the inscribed circle diameter of connecting element 81 is greater than limiting through hole, and connecting element is then without solid shape, and it can be the disc of rule, also can be other shape of fitfull; The inwall of described locking annulus 82 is provided with the saw-tooth grooves 83 of mating with described zig-zag convex body 74.
Movable engaging and disengaging gear and catch gear realize clamping self-locking by following steps: one, under initial condition, first spring pops up and exerts a force to sliding-tongue, sliding-tongue moves, fastener body upper end is withstood in its upper end, stressed and the outwards movement in fastener body upper end, lower end moves inward and compresses the second spring, and fastener body is contraction state; Two, after movable engaging and disengaging gear connects upper sand bag, sliding-tongue slide downward compress the first spring under the Action of Gravity Field of sand bag, the second spring is upspring and is backed down fastener body lower end, makes its outwards movement, and fastener body upper end moves inward, and makes the open-shaped state of fastener body; Specifically, card part upper end is no longer by the pressure of sliding-tongue, and card part lower end is by the elastic force of the second spring, and card part rotates around set pin, such that card part upper end moves inward, card part lower end outwards moves to open configuration; Three, movable engaging and disengaging gear move in catch gear locking annulus in after, fastener body is locked circle ring inner wall compression, and fastener body shrinks, and the second spring is compressed in its lower end; Four, when the zig-zag convex body of fastener body lower end moves to the saw-tooth grooves of mating with it, the second spring is upspring and is backed down fastener body, the outwards movement of its lower end, and upper end moves inward, and the open-shaped state of fastener body, zig-zag convex body and saw-tooth grooves clamp mutually.
Leak after sand completes and also need sand bag to pull back to slide rail head end, then movable engaging and disengaging gear and catch gear depart from, and sand bag falls after rise to ground, so that circulation adds sand operation; Wherein, sand bag falls after rise to the mode on ground two kinds: one, by automatic fall-back of conducting oneself with dignity to ground; Two, when sand bag gravity is comparatively light, and cannot automatic fall-back to ground time, then manually retract ground; The mode realizing the falling of sand bag has multiple, and the above-mentioned falling implementation only illustrating two kinds of sand bags, it should be noted that above-mentioned two kinds of modes should not limit the scope of the invention.To achieve these goals, the present embodiment is also provided with retracting mechanism, the stressed of the coaster left and right sides is covered in order to flat, retracting mechanism is two and is symmetricly set in coaster both sides, as shown in Fig. 6,8, this retracting mechanism is by be fixed on slide rail 52 and to be positioned at the 3rd pulley 9 with holding with described first pulley 54, to be fixed on slide rail 52 and to be positioned at hold and being right against the 3rd spring 10 of the 3rd pulley 9 with described winch 53, and one end is connected with the 3rd spring 10, the other end walks around the guy wires 12 that the 3rd cunning 9 is connected with coaster 55.It should be noted that, it is that conveniently those skilled in the art distinguish that steel cable 58 and guy wire 12 are named by the present embodiment respectively, and in fact the two can be steel cable or guy wire simultaneously, or be other cotton rope for sliding block joint.
The principle of work of retracting mechanism is: coaster drives sand bag to slide to the process of tail end from slide rail head end, 3rd spring stress is stretched, now, the extension recovery power of the 3rd spring is less than the total weight of coaster and sand bag, sand bag medium sand is constantly missed in sliding process, and the 3rd spring is constantly stretched, after hourglass in sand bag is complete, the total weight of sand bag and coaster is less than the extension recovery power of the 3rd spring, and sand bag and coaster are returned to the head end of slide rail by the 3rd pulley and guy wire by the 3rd spring; Meanwhile, in sand bag hourglass complete after, weight saving, therefore, in movable engaging and disengaging gear, the restoring force of the first spring is greater than the gravity of sky sand bag, and the first spring is upspring, and drives sliding-tongue upward movement, sliding establishes top to withstand the upper end of fastener body, the stressed outside motion in fastener body upper end, inwardly moving in its lower end, makes fastener body be contraction state, movable engaging and disengaging gear departs from from catch gear, and sand bag leans on automatic fall-back to ground.Repeatedly can realize circulation thus and add sand operation, drastically increase operating efficiency.
In oil-gas field fracturing, gas testing (oil) job execution, add sand and often need to use two kinds of different sand, therefore, the present embodiment is on the above-mentioned detachable basis automatically adding sand sand tank, additionally provide a kind of compound type sand tank, this compound type sand tank is combined formed by two detachable sand sand tank that automatically add, two adjacent sand tanks and to leak sand tank separate, is independent of each other; In another embodiment, two adjacent sand tanks and leakage sand tank can be interconnected, further, influence each other for avoiding two kinds of sand, on the basis of this embodiment, also between adjacent two sand tanks and leakage sand tank, detachable baffle plate can be installed, and the two shares a baffle plate.What deserves to be explained is; only illustrate when needs two kinds of sand carry out adding sand operation in the present embodiment; the set-up mode of compound type sand tank; when needs three kinds, four kinds even much more different types of sand time; only need correspondence to increase adapt with sand kind detachable and automatically add sand sand tank, also should in protection scope of the present invention to above-mentioned setting.
Working process of the present invention mainly comprises sand, leaks sand and three processes of pulling back:
The step of upper sand and leakage sand is as follows:
One, movable engaging and disengaging gear is connected to sand and wraps, and winch shrinks, and pulls sand to wrap liter;
Two, after movable engaging and disengaging gear rises to the position of catch gear, mutually clamp with catch gear, sand bag and coaster are synchronized with the movement;
Three, winch oppositely discharges steel cable, coaster utilize the angle of inclination of self gravitation, slide rail from trend slide rail comparatively low side move, meanwhile, coaster drives sand bag to move in sand tank;
Four, sand bag moves in sand tank and is provided with when drawing the position of cutter, draws a cutter and is directly scratched by sand bag, and the sand in sand bag falls to Lou in sand tank, then by forwarder, sand is delivered to camp site.
Process of pulling back after sand bag leakage sand completes: after sand has fallen in sand bag, retracting mechanism pulls coaster to slide to slide rail higher-end, meanwhile, movable engaging and disengaging gear departs from catch gear, and winch release steel cable, sand bag falls after rise to ground.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, are not departing within the scope of technical solution of the present invention when the technology contents of available above-mentioned announcement makes a little variation or modify the Equivalent embodiments of equivalent variations.
According to above-described embodiment, just the present invention can be realized well.What deserves to be explained is; under prerequisite based on above-mentioned principle of design; for solving same technical matters; even if some making on architecture basics disclosed in this invention are without substantial change or polishing; the essence of the technical scheme adopted is still the same with the present invention, therefore it also should in protection scope of the present invention.
Claims (6)
1. detachablely automatically add sand sand tank, it is characterized in that, comprise by lower and on successively detachable connection base (1), leak sand tank (2) and sand tank (3) combine the sand tank body formed, be arranged on the automatic Shang Sha mechanism (5) of sand tank (3) upper end, to be arranged in base (1) and with leak sand tank (2) is communicated with, for the forwarder (4) of sand transportation, and be the power system that automatic Shang Sha mechanism (5) and forwarder (4) provide power; Wherein, base (1), leak sand tank (2) and sand tank (3) is Demountable, and be also provided with in described sand tank (3) near automatic Shang Sha mechanism and stroke cutter (6) for scratching sand bag; Described automatic Shang Sha mechanism (5) comprises and is fixed on described sand tank (3) upper end and the slide rail be obliquely installed (52) by link span (51), be arranged on slide rail (52) upper, for lifting Sha Bao and adding the Jia Sha mechanism of sand, and be slidably connected to slide rail (52) upper and with Jia Sha mechanism with the use of, for driving sand bag to move to the carriage compared with low side from slide rail (52) higher-end; Wherein, slide rail (52) higher-end extends to the outside of sand tank body; Described Jia Sha mechanism comprises and is arranged on the winch (53) of slide rail (52) compared with low side, be arranged on slide rail (52) higher-end and be right against first pulley (54) of winch (53), one end is connected to that winch (53) is upper, the other end is walked around the first pulley (54) and is connected with carriage and steel cable (58) for connecting sand bag, and is connected with steel cable (58), for the self-locking fixed mechanism of fixing sand bag; Described stroke of cutter (6) is arranged on the madial wall of described sand tank (3) near the first pulley (54) one end; Described carriage comprises the coaster (55) be slidably connected on slide rail (52), be arranged at the limiting through hole (56) on coaster (55), and be fixedly connected with coaster (55) by fifth wheel (57) and be right against the second pulley of limiting through hole (56); One end that the first pulley (54) walked around by described steel cable (58) is walked around the second pulley and passes limiting through hole (56); Described self-locking fixed mechanism comprises and is arranged on steel cable (58) end and movable engaging and disengaging gear (7) for connecting sand bag, and to be arranged in described limiting through hole (56) and the catch gear mated with movable engaging and disengaging gear (7).
2. according to claim 1ly detachablely automatically add sand sand tank, it is characterized in that, described movable engaging and disengaging gear (7) comprises and to be connected with steel cable (58) and to have the shell of sliding cavity, to be arranged in this shell sliding cavity and end, upper end is cone structure, lower end extends to the sliding-tongue (71) of housing exterior, at least two are circularly and evenly distributed and are fixed on shell by set pin centered by sliding-tongue (71), and the fastener body (72) that can rotate relative to shell, and be socketed in the upper and one end of sliding-tongue (71) and be fixed on the first spring (73) bottom sliding cavity, wherein, the lower end outside of fastener body (72) is provided with zig-zag convex body (74), and the inner side corresponding with this zig-zag convex body (74) is provided with the second spring (75) for backing down fastener body (72),
Described catch gear comprises the connecting element (81) being positioned at described limiting through hole (56) upper end, and to be solidified as a whole the locking annulus (82) that structure and external diameter mate with limiting through hole (56) with this connecting element (81); Wherein, the inwall of described locking annulus (82) is provided with the saw-tooth grooves (83) of mating with described zig-zag convex body (74).
3. automatically add sand sand tank according to detachable described in claim 2, it is characterized in that, also comprise the retracting mechanism that two are symmetricly set in coaster (55) both sides, this retracting mechanism comprises that to be fixed on slide rail (52) upper and be positioned at the 3rd pulley (9) with holding with described first pulley (54), be fixed on slide rail (52) upper and be positioned at holding and being right against the 3rd spring (10) of the 3rd pulley (9) with described winch (53), and one end is connected with the 3rd spring (10), the other end walks around the guy wire (12) that the 3rd pulley (9) is connected with coaster (55).
4. a compound type sand tank, is characterized in that, comprises at least two detachable as described in any one of claims 1 to 3 and automatically adds sand sand tank.
5. what detachable as described in any one of claims 1 to 3 added sand sand tank automatically adds sand method, it is characterized in that, comprises the following steps:
(1) movable engaging and disengaging gear is connected to sand and wraps, and winch shrinks, and pulls sand to wrap liter;
(2) after movable engaging and disengaging gear rises to the position of catch gear, mutually clamp with catch gear, sand bag and coaster are synchronized with the movement;
(3) winch oppositely discharges steel cable, coaster and sand bag under gravity, along the slide rail tilted by slide rail higher-end from trend comparatively low side move, meanwhile, coaster drives sand bag to move in sand tank;
(4) sand bag moves in sand tank and is provided with when drawing the position of cutter, draws a cutter and is directly scratched by sand bag, and the sand in sand bag falls to Lou in sand tank, then by forwarder, sand is delivered to camp site;
(5) sand wraps in after sand fallen, and retracting mechanism pulls coaster to slide to slide rail higher-end, and meanwhile, movable engaging and disengaging gear departs from catch gear, and winch release steel cable, sand bag falls after rise to ground.
6. according to claim 5 detachable automatically add sand sand tank add sand method, it is characterized in that, the detailed process that in described step (2), movable engaging and disengaging gear and catch gear clamp mutually is as follows:
(1), under initial condition, the first spring pops up and to sliding-tongue force, sliding-tongue moves, and fastener body upper end is withstood in its upper end, the stressed and outwards movement in fastener body upper end, and lower end moves inward and compresses the second spring, and fastener body is contraction state;
(2) after movable engaging and disengaging gear connects upper sand bag, sliding-tongue slide downward compress the first spring under the Action of Gravity Field of sand bag, the second spring is upspring and is backed down fastener body lower end, makes its outwards movement, and fastener body upper end moves inward, and makes the open-shaped state of fastener body;
(3) movable engaging and disengaging gear move in catch gear locking annulus in after, fastener body is locked circle ring inner wall compression, and fastener body shrinks, and the second spring is compressed in its lower end;
(4) when the zig-zag convex body of fastener body lower end moves to the saw-tooth grooves of mating with it, second spring is upspring and is backed down fastener body, the outwards movement of its lower end, and upper end moves inward, the open-shaped state of fastener body, zig-zag convex body and saw-tooth grooves clamp mutually.
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| CN201310114816.2A CN103144867B (en) | 2013-04-03 | 2013-04-03 | Detachable automatic sand adding sand tank, combined sand tank and realization method |
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| CN201310114816.2A CN103144867B (en) | 2013-04-03 | 2013-04-03 | Detachable automatic sand adding sand tank, combined sand tank and realization method |
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| CN103144867B true CN103144867B (en) | 2014-12-17 |
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| WO2015192061A1 (en) * | 2014-06-13 | 2015-12-17 | Oren Technologies, Llc | Apparatus for the transport and storage of proppant |
| CN106364762B (en) * | 2016-11-18 | 2018-07-06 | 汤树林 | The foldable silo of well fracturing |
| CN107878876A (en) * | 2017-12-20 | 2018-04-06 | 汤树林 | A kind of foldable silo of formation breakdown |
| CN108639792B (en) * | 2018-05-20 | 2023-11-24 | 成都鸿源锦程机器人有限公司 | Automatic arm branch material formula loading aircraft nose of loading robot dials |
| CN108820921B (en) * | 2018-07-11 | 2023-10-13 | 合肥水泥研究设计院有限公司 | Heavy-duty robot for multilayer storage and transportation of bulk materials |
| CN110482250A (en) * | 2019-07-25 | 2019-11-22 | 四川宏华石油设备有限公司 | A kind of automatic sand delivering system |
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| CN103144867A (en) | 2013-06-12 |
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