CN209214992U - Single armed bucker-type deep earth sampling device - Google Patents

Abstract

The utility model provides the single armed bucker-type deep earth sampling device of the good airproof performance between a kind of simple structure, scraper bowl and sampling cabinet.Sampler includes balanced support frame, sampling cabinet, shadoof, cross corner frame, single armed scraper bowl and trigger architecture, and the shadoof is sleeved in the frame of cross corner, and cross corner frame is mounted in the bracket fixed frame of balanced support top of the trellis；The trigger architecture is mounted on shadoof；The lower end of the shadoof and the upper end of sampling cabinet connect；The upper end of the sampling cabinet is equipped with the case lid for reducing seawater resistance, and the case lid is hinged by hinge with sampling cabinet；The side wall of the sampling cabinet is equipped with sample tap, is equipped at the sample tap dismountable for being closed the safety door of sample tap；Lead is additionally provided on the sampling cabinet.The single armed scraper bowl is connect with sampling cabinet by scraper bowl shaft；Single armed scraper bowl can be freely rotated using scraper bowl shaft as the center of circle, and single armed scraper bowl can seal the bottom of sampling cabinet.

Description

Single armed bucker-type deep earth sampling device

Technical field

The utility model relates to a kind of deep earth sampling devices, and in particular to a kind of single armed bucker-type deep earth sampling device.

Background technique

Submarine sampling is the work using samplers sample bottom sediment and rock sample, is to carry out ocean research work A kind of means.Tool for sampling has trawlnet, grab bucket, coring apparatus and seabed shallowly to bore.After sampling, aboard ship in time The material composition of sample, structure, construction and color are tentatively observed and described, humidity, plasticity, compression strength etc. are carried out Brief test, carry out pore water extraction, and retain part sample number into spectrum and seal up for safekeeping, according to preliminary observation on ship, ocean can be drawn Substrate sketch is referred to for desk research.

Box corer is sampling pipe or sampling cylinder is square or the sediment sampling device of rectangular box corer shape.By The compositions such as pipe support, sampling box, weight, closure shovel.When sampler reaches seabed, sampling cylinder is set to be inserted into seabed by the gravity of weight In deposit, closure shovel rotation cuts basic sediment and enters in sampling cylinder.Since sampling cylinder section is larger, deposit is disturbed when sampling It moves smaller or does not disturb substantially, suitable for taking original state sample.

Existing deep earth sampling device is usually that (a pair of of scraper bowl is symmetrical arranged, is mutually closed to complete to take scissor sampler Sample), the sampler is in the backhaul that sampling terminates, and the stability being closed between two pairs of scraper bowls is not high, and sample is washed away seawater Under be easy to run off.

Utility model content

A kind of single armed for the good airproof performance that the purpose of this utility model is to provide structures between simple, scraper bowl and sampling cabinet Bucker-type deep earth sampling device.

In order to achieve the above object, the major technique solution of the utility model is to provide a kind of single armed bucker-type deep earth sampling Device, including balanced support frame, sampling cabinet, shadoof, cross corner frame, single armed scraper bowl and trigger architecture, the shadoof are sleeved on ten In the frame of word corner, cross corner frame is mounted in the bracket fixed frame of balanced support top of the trellis；The trigger architecture installation On shadoof；The lower end of the shadoof and the upper end of sampling cabinet connect；The upper end of the sampling cabinet is equipped with for reducing seawater resistance The case lid of power, the case lid are hinged by hinge with sampling cabinet；The side wall of the sampling cabinet is equipped with sample tap, at the sample tap It is equipped with dismountable for being closed the safety door of sample tap；Lead is additionally provided on the sampling cabinet；

The single armed scraper bowl is connect with sampling cabinet by scraper bowl shaft；Single armed scraper bowl can freely turn using scraper bowl shaft as the center of circle Dynamic, single armed scraper bowl can seal the bottom of sampling cabinet；

The upper end of the shadoof is equipped with and is vertically arranged symmetrical No.1 mounting plate and No. two mounting plates, the No.1 mounting plate with Horizontally disposed limiting slot is equipped between No. two mounting plates；

The trigger architecture includes that connecting rod, the lancet connecting with traction rope, the locating piece for positioning lancet, No.1 are slided surely Wheel, elastic string, limit sleeve, the connection ring for connecting elastic string and rotating dog；The No.1 mounting plate and No. two mounting plates On be symmetrically arranged with lancet socket, the limiting slot is equipped with notch corresponding with lancet socket, for being inserted into lancet, described to mention Hook can freely be inserted in the lancet spigot of No.1 mounting plate and No. two mounting plates；The lancet is equipped with lancet through-hole；It is described fixed Position block is arranged in limiting slot, and can along free to slide in limiting slot, when lancet is located in lancet socket, lancet through-hole with The axial line of locating piece is overlapped, and locating piece can run through lancet through-hole；The limiting slot is equipped with the connecting rod through-hole for connecting rod insertion；

The connecting rod limits the one side in shadoof by least two limit sleeves, and connecting rod is vertically arranged, in limit sleeve It can move freely；The bottom end of the connecting rod and one end of rotating dog are hinged, the axial line of connecting rod and the axial line of connecting rod through-hole It is overlapped；The middle part of rotating dog is mounted on the wall surface of shadoof by rotating dog shaft, and rotating dog can pass through rotating dog shaft edge Shadoof wall surface rotation；No.1 fixed pulley and connection ring are arranged on shadoof；By elastic string by locating piece, No.1 fixed pulley It is connected with connection ring, locating piece slides under the pulling force of elastic string along limiting slot；The rotation of rotating dog, drives connecting rod Top is detached from or is inserted into the connecting rod through-hole of limiting slot, and when the top of connecting rod is detached from the connecting rod through-hole of limiting slot, locating piece exists It is slided under the pulling force of elastic string along limiting slot and is detached from lancet through-hole, relieve the limit to lancet；

No. two fixed pulleys are installed between No.1 mounting plate and No. two mounting plates, No. two fixed pulleys are located at the lower section of lancet, And having certain horizontal distance between lancet, No. two fixed pulleys are located at the side close to the arm end of single armed scraper bowl；Institute State the arm end of single armed scraper bowl, No. two fixed pulleys, lancet lower end between pass sequentially through rope connection, can by pull lancet come Single armed scraper bowl is driven to rotate around scraper bowl shaft.

Further, the limiting slot is equipped with far from one end of lancet socket for preventing locating piece from skidding off the limit of limiting slot Position block.

Further, the single armed scraper bowl be equipped with waist hole, the scraper bowl shaft run through waist hole, the scraper bowl shaft it is straight Diameter is less than the width of waist hole.The diameter of the scraper bowl shaft is slightly less than the width of waist hole.

Further, the scraper bowl spindle central point to the included angle of straight line between the central point of single armed scraper bowl both ends is obtuse angle, The sampling cabinet is located within the scope of this obtuse angle.

Further, the arm end of the single armed scraper bowl is equipped with counterweight.

Further, rotating dog is L shape, and a side is right angle, and another side is arc-shaped.

Further, locating piece is cylindrical or cuboid, and the No.1 mounting plate is equipped with parallel with limiting slot Strip opening, locating piece are equipped with handle, and the handle stretches out strip opening, can be by pulling handle come so that positioning Block moves in limiting slot.Limiting slot is corresponding with locating piece；When locating piece is cylindrical, the cross section of limiting slot is cylinder Shape, locating piece are easier to slide in limiting slot；When locating piece is cuboid, the cross section of limiting slot is also rectangular.

Further, it is additionally provided on the single armed bucker-type deep earth sampling device and electrochemical corrosion occurs for down-sampling device Zinc metal sheet.

The beneficial effects of the utility model are:

(1) better tightness between single armed scraper bowl and sampling cabinet, and single armed scraper bowl is equipped with waist hole, scraper bowl shaft runs through Single armed sampler is connect by waist hole with sampling cabinet, and when sampler is elevated, single armed scraper bowl, can Xiang Shangyi by upward pulling force Dynamic, scraper bowl shaft is located at the most bottom edge of waist hole at this time, so that single armed scraper bowl is further fitted closely with sampling cabinet bottom；

(2) side wall of cabinet is equipped with sample tap, convenient for the sample distribution situation in observation sampling cabinet, while being convenient for sample Detection；

(3) trigger architecture of sampler is stablized, and is not easy by false triggering.

Detailed description of the invention

Fig. 1 is that sampler is in the structural schematic diagram for completing sampling in the utility model embodiment.

Fig. 2 is another visual angle figure of Fig. 1.

Fig. 3 is the structural schematic diagram that sampler is below process in the utility model embodiment.

Fig. 4 is another visual angle figure of Fig. 3.

Fig. 5 is the structural schematic diagram of cross corner frame in the utility model embodiment.

Fig. 6 is the positive structure diagram of cross corner frame in the utility model embodiment.

Fig. 7 is the schematic cross-sectional view of A-A in Fig. 6.

Fig. 8 is the schematic cross-sectional view of B-B in Fig. 6.

Fig. 9 is the structural schematic diagram of single armed scraper bowl in the utility model embodiment.

Figure 10 is the positive structure diagram of single armed scraper bowl in the utility model embodiment.

Figure 11 is the overlooking structure diagram of single armed scraper bowl in the utility model embodiment.

Figure 12 is the structural schematic diagram that trigger architecture is in blocking in the utility model embodiment.

Figure 13 is the structural schematic diagram that trigger architecture is in the unlocked state in the utility model embodiment.

In figure: balanced support frame 1, shadoof 2, No.1 mounting plate 21, lancet socket 211, No. two mounting plates 22, single armed scraper bowl 3, scraper bowl 31, shovel arm 32, counterweight 33, waist hole 34, crossbeam 35, the 4th section 37, third section 38, second segment 39, first segment 310, V-type Bracket 311, link 312, transverse slat 313, sampling cabinet 4, bear a heavy burden case 41, case lid 411, vasculum 42, safety door 421, and lead 43 mentions Lever lock pin 5, cross corner frame 6, scraper bowl shaft 7, connecting rod 81, connecting rod through-hole 811, rotating dog 82, limit sleeve 83, lancet 84 mention Hook through-hole 841, limiting slot 85, locating piece 86, No.1 fixed pulley 87, limited block 88.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to In the range of the utility model protection.

It will be understood by those skilled in the art that in the exposure of the utility model, term " longitudinal direction ", " transverse direction ", "upper", The orientation of the instructions such as "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, without It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore on Stating term should not be understood as limiting the present invention.

It is understood that term " one " is interpreted as " at least one " or " one or more ", i.e., in one embodiment, The quantity of one element can be one, and in a further embodiment, the quantity of the element can be it is multiple, term " one " is no It can be interpreted as the limitation to quantity.

Referring to Fig. 1 to Fig. 4, single armed bucker-type deep earth sampling device includes balanced support frame 1, shadoof lock pin 5, shadoof 2, cross Angle variable frame 6, scraper bowl 31, sampling cabinet 4 and trigger architecture.The shadoof 2 is sleeved in cross corner frame 6, cross corner frame 6 It is mounted in the bracket fixed frame at 1 top of balanced support frame.The lower end of the shadoof 2 is connect with the upper end of vasculum 42.

The bottom tube of the balanced support frame 1 including openings at one side, bracket fixed frame, two No.1 branch pipes and one No. two Branch pipe；Two No.1 branch pipes are uniformly arranged in bottom tube opening, and the both ends of No.1 branch pipe are fixed with bottom tube and bracket respectively One jiao of connection of frame；The bracket fixed frame of two No.1 branch pipes is connected with two angles on one side；One end of No. two branch pipes is solid It is scheduled on the middle position on the one side of bracket fixed frame far from No.1 branch pipe, the other end of No. two branch pipes sets that there are two No. two Branch pipe branch, one side of the uniformly distributed separate opening for being connected to bottom tube of two No. two branch pipe branches.

It is set on the shadoof 2 there are two horizontally disposed shadoof lock pin through-hole, the shadoof lock pin through-hole is interior to be equipped with shadoof Lock pin 5, shadoof lock pin 5 make shadoof 2 relative to 6 axially position of cross angle variable frame, and when shadoof lock pin 5 is extracted out, shadoof 2 can It is freely up and down movable in cross angle variable frame 6.

Referring to Fig. 5 to Fig. 8, the cross angle variable frame 6 includes angle variable frame outline border and angle variable frame inside casing, the angle variable frame inside casing It being mounted in angle variable frame outline border by pin shaft, angle variable frame inside casing can be swung around pin shaft, thus realize the swing of shadoof 2, it can The balance for keeping sampler, prevents sampler from overturning.

The sampling cabinet includes weight bearing case and vasculum, the bottom opening of the weight bearing case 41, and the weight bearing case 41 includes The side plate and mounting plate disposed in parallel that case top, two horizontal lines are arranged.It is symmetrically arranged on both side plate for installing single armed scraper bowl 3 Axis hole.Two split case lids 411, one of case lid 411 and mounting plate are equipped between described two mounting plates and top plate Hingedly, another case lid 411 and top plate are hinged.When sampler is moved toward seabed direction, when water flows through past sampling cabinet, case lid 411 can open under the impact of water flow, to reduce resistance；When sampler is completed to sample, toward sea side under the action of traction rope To when movement, case lid is in closed state under gravity and water flow impact pressure at this time, not only reduces resistance, but also make in sampling cabinet Sample exempt to be diluted by seawater scouring.The cross section of the vasculum 42 be it is rectangular, the top and bottom of the vasculum 42 are equal Opening.The top of vasculum 42 and the bottom of weight bearing case 41 are welded or are bolted to connection.Vasculum 42 includes two flat The No.1 side plate and two No. two side plates disposed in parallel, described two No.1 side plates of row setting are positioned close to two of case lid Side, described two No. two side plates are perpendicular to No.1 side plate.The No.1 side plate be it is rectangular, the bottom edges of No. two side plates is circle Arc.Described two No.1 side plates and two No. two side plates are welded to each other integrated molding.The No.1 side plate is equipped with sample tap, It is detachable at sample tap that safety door 421 is installed.

The lower end of the shadoof 2 is connect with the case top of weight bearing case 41, and the shadoof 2 is perpendicular to weight bearing case 41.The case top On be additionally provided with four lead fixed links, four lead fixed links are symmetrically distributed in the both ends of top plate two-by-two, and lead fixed link is used In suit lead 43.The upper end of shadoof 2 is equipped with the No.1 mounting plate 21 that two pieces are vertically arranged in parallel and No. two mounting plates.

Referring to Figure 12 to Figure 13, be provided with trigger architecture on shadoof 2, the trigger architecture include limiting slot 85, connecting rod 81, The lancet 84 that is connect with traction rope, the locating piece 86 positioned for lancet 84, No.1 fixed pulley 87, elastic string (or rubber band), Limit sleeve 83, for preventing locating piece 86 from skidding off the limited block 88 of limiting slot 85, the connection ring for connecting elastic string, Yi Jixuan Ship and resell on another market 82.Limiting slot 85 is horizontally disposed between No.1 mounting plate 21 and No. two mounting plates.Pass through at least two limits in connecting rod 81 Set 83 limits the one side in shadoof 2, and connecting rod 81 is vertically arranged, can move freely in limit sleeve 83.The bottom end of connecting rod 81 By hinged, the middle part of rotating dog 82 is mounted on the wall surface of shadoof 2 by rotating dog shaft for one end with rotating dog 82, rotation Ship and resell on another market 82 can by rotating dog shaft along 2 wall surface of shadoof rotate.Rotating dog 82 is L shape, and a side is right angle, and another side is Arc-shaped.When the straight flange of rotating dog 82 is in level, the other end of rotating dog 82 is far from shadoof；When rotating dog 82 occurs to turn Dynamic, i.e. when the straight flange of rotating dog 82 is not at horizontal position, the other end of rotating dog 82 is located within the scope of the outer surface of shadoof.It is fixed Position block 86 is cylindrical (or cuboid), and the one side wall (i.e. No.1 mounting plate 21) of limiting slot 85 is open equipped with strip, fixed Position block 86 is equipped with handle, and the handle stretches out strip opening, can be by pulling handle come so that locating piece 86 is limiting It is moved in slot 85.No.1 fixed pulley 87 and connection ring are arranged on No.1 mounting plate 21, and handle, No.1 fixed pulley and connection Ring is generally aligned in the same plane, and is connected three by elastic string.It is symmetrically set on the No.1 mounting plate 21 and No. two mounting plates There is lancet socket 211, the lancet 84 is inserted at the lancet socket 211 of No.1 mounting plate 21 and No. two mounting plates；On lancet 84 Equipped with lancet through-hole 841, the diameter of lancet through-hole 841 is greater than the diameter of locating piece 86.When lancet 84 is located in lancet socket 211 When, the axial line of 85 this three of lancet 84, locating piece 86 and limiting slot is overlapped.

The course of work of trigger architecture are as follows:

When the straight flange of rotating dog 82 is when in a horizontal state, connecting rod through-hole of the upper-end part of driving of connecting rod 81 in limiting slot 85 In 811, locating piece 86 is limited between connecting rod 81 and lancet 84, and one end of locating piece 86 is located in lancet through-hole 841；Work as rotation It ships and resell on another market 82 effect by external force, rotating dog 82 rotates, and the straight flange of rotating dog 82 rotates down, and connecting rod 81 is driven to transport downwards Dynamic, the upper end of connecting rod 81 is detached from the connecting rod through-hole 811 in limiting slot 85 at this time, locating piece 86 under the pulling force of stretch cord to Direction far from lancet through-hole 841 is mobile, and after locating piece 86 is detached from lancet through-hole 841, lancet 84 can be in the work of traction rope It is move freely under.

Referring to Fig. 9 to Figure 11, the single armed scraper bowl 3 includes scraper bowl 31 and shovel arm 32, and the shovel arm 32 is welded with scraper bowl 31 Or it is bolted.

The scraper bowl 31 includes arc-shaped shovel body and shovel head, and the shovel head and shovel body are welded.Shovel body far from shovel head one End is equipped with positive stop strip, prevents shovel body from turning to the other end of sampling cabinet, the length and shovel of the positive stop strip from the side of sampling cabinet Body it is of same size.The radian of the shovel body is identical as the radian of No. two side plates of vasculum 42, and the upper surface of the shovel body is set It is equipped with rubber layer, rubber layer makes shovel body better seal vasculum 42.The one end of shovel head far from shovel body to the other end, shovel head Thickness is gradually increased until thickness identical or slightly larger than shovel body with the thickness of shovel body.The both side plate of shovel body sets that there are two symmetrical V-shaped rest 311, the V-type bracket 311 is connect with shovel body, between shovel head and positive stop strip.The front end of the V-type bracket 311 Equipped with crossbeam 35, the crossbeam 35 is vertical with the axial line of shovel body, and the both ends of the crossbeam 35 are equipped with through-hole.

The shovel arm 32 includes two symmetrically arranged arm bodies, and the arm body is by first segment 310, second segment 39, third section 38 and the 4th section 37 be successively welded or be integrally formed, described two first segments 310 are parallel to each other, described two second segments 39 Constitute trapezoidal, described two third sections 38 are parallel to each other, and described two 4th sections 37 are parallel to each other, described two first segments 310 The distance between less than the distance between two third sections 38, the distance between described two third sections 38 are equal to described two the Four section the distance between 37.Described two 4th sections the distance between 37 width slightly larger than vasculum 42.4th section 37 of axis Angle between heart line and the axial line of third section 38 is acute angle.The third section 38 and the 4th section 37 of junction are equipped with waist hole 34.4th section of 37 end far from third section 38 is T shape, the crossbeam 35 on the 4th section 37 of the T shape end and scraper bowl It can be bolted to connection.

Transverse slat 313 is equipped between described two first segments 310, the middle on the transverse slat 313 is equipped with leads for fixation The side of the link 312 of messenger, the transverse slat 313 is equipped with lead 33, and single armed scraper bowl 3 is enabled to be in equilibrium state.

The outer surface of mounting plate on the weight bearing case 41 is equipped with scraper bowl shaft 7, and the scraper bowl shaft 7 is located at No. two side plates The center point of bottom circular arc.The single armed scraper bowl 3 is rotatablely connected by scraper bowl shaft 7 and weight bearing case 41, shovels the waist hole on arm 42 34 connect with scraper bowl shaft 7.Single armed scraper bowl 3 can be freely rotated with scraper bowl shaft 7 for the center of circle, and scraper bowl 31 can seal vasculum 42 Bottom.

No. two fixed pulleys are installed, No. two fixed pulleys are located under lancet 84 between No.1 mounting plate 21 and No. two mounting plates Side, and have certain horizontal distance between lancet 84, No. two fixed pulleys are located at the side close to shovel arm end.The shovel Rope connection is passed sequentially through between 312, No. two fixed pulleys of link of arm end, the lower end of lancet 84, and three is located at same put down Face.

It is additionally provided with zinc metal sheet on sampler, down-samples the generation of the electrochemical corrosion of device.

A kind of sampling method using above-mentioned deep earth sampling device, specific steps are as follows:

(1) single armed scraper bowl 3 is in the open state；

(2) sampler is hung to seabed by traction rope using the hoister system on scientific investigation ship, when sampler quilt When lifting, the shadoof lock pin 5 in shadoof lock pin through-hole is extracted；

(3) when the sampler reaches seabed, balanced support frame 1 will contact seabed first, and in split type sampling cabinet 4 Self weight under the action of continue to move downward；When seabed topographical surface out-of-flatness, the cross angle variable frame 6 on sampler will be automatic Adjusting the angle that vasculum 42 is inserted into seabed, it is ensured that the angle in the insertion of vasculum 42 seabed and acceleration of gravity direction are in the same direction, from And effectively avoid the case where causing sampler to be turned on one's side because of seabed topographical surface out-of-flatness；

(4) vasculum 42 will be inserted into sediment (deposit, ooze under the action of bearing a heavy burden 43 gravity of lead on case 41 Deng)；

(5) when vasculum 42 moves downward, shadoof 2 can also move downwardly together with vasculum 42, when on shadoof 2 When rotating dog 82 touches cross corner frame 6, rotating dog 82 rotates, and the rotation of rotating dog 82 triggers trigger architecture, even Bar 81 moves down, and locating piece 86 is detached from lancet through-hole 841 under the action of elastic string；

(6) speed that the vasculum 42 of deep-sea box corer is inserted into sediment will be progressively smaller until stopping；

(7) using the hoister system on scientific investigation ship, traction rope is pulled, lancet 84 is detached from lancet under the action of traction rope and inserts Mouthfuls 211, the rope of 84 lower end of lancet is moved upwards also with lancet 84, and single armed scraper bowl 3 is driven to rotate so that single armed scraper bowl 3 with The bottom closure of vasculum 42, to realize the sampling of sampling box 42；

(8) when recycling sampler, scraper bowl shaft 7 is located at the most bottom edge of waist hole 34, so that scraper bowl 31 and vasculum 42 are more preferable Sealing；

(9) after sampler is recovered on scientific investigation deck, shadoof lock pin 5 is inserted into shadoof lock pin through-hole；It prevents from mentioning Bar 2 moves up and down；

(10) safety door 421 at sample tap is opened, sample is observed and is analyzed.

The utility model is not limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model Other various forms of products, however, make any variation in its shape or structure, it is all that there is same as the present application or phase Approximate technical solution, all falls within the protection scope of the utility model.

Claims (8)

1. a kind of single armed bucker-type deep earth sampling device, it is characterised in that: including balanced support frame, sampling cabinet, shadoof, cross corner Frame, single armed scraper bowl and trigger architecture, the shadoof are sleeved in the frame of cross corner, and cross corner frame is mounted on balanced support In the bracket fixed frame of top of the trellis；

The trigger architecture is mounted on shadoof；The lower end of the shadoof and the upper end of sampling cabinet connect；

The upper end of the sampling cabinet is equipped with the case lid for reducing seawater resistance, and the case lid is hinged by hinge with sampling cabinet； The side wall of the sampling cabinet is equipped with sample tap, is equipped at the sample tap dismountable for being closed the safety door of sample tap； Lead is additionally provided on the sampling cabinet；

The single armed scraper bowl is connect with sampling cabinet by scraper bowl shaft；Single armed scraper bowl can be freely rotated using scraper bowl shaft as the center of circle, Single armed scraper bowl can seal the bottom of sampling cabinet；

The upper end of the shadoof is equipped with and is vertically arranged symmetrical No.1 mounting plate and No. two mounting plates, the No.1 mounting plate and No. two Horizontally disposed limiting slot is equipped between mounting plate；

The trigger architecture include connecting rod, the lancet being connect with traction rope, the locating piece for positioning lancet, No.1 fixed pulley, Elastic string, limit sleeve, the connection ring for connecting elastic string and rotating dog；On the No.1 mounting plate and No. two mounting plates It is symmetrically arranged with lancet socket, the limiting slot is equipped with notch corresponding with lancet socket, for being inserted into lancet, the lancet The lancet spigot of No.1 mounting plate and No. two mounting plates can be freely inserted in；The lancet is equipped with lancet through-hole；The positioning Block is arranged in limiting slot, and can be along free to slide in limiting slot, when lancet is located in lancet socket, lancet through-hole and calmly The axial line of position block is overlapped, and locating piece can run through lancet through-hole；The limiting slot is equipped with the connecting rod through-hole for connecting rod insertion；

The connecting rod limits the one side in shadoof by least two limit sleeves, and connecting rod is vertically arranged, can be in limit sleeve It move freely；The bottom end of the connecting rod and one end of rotating dog are hinged, and the axial line of connecting rod is overlapped with the axial line of connecting rod through-hole； The middle part of rotating dog is mounted on the wall surface of shadoof by rotating dog shaft, and rotating dog can be by rotating dog shaft along shadoof Wall surface rotation；

No.1 fixed pulley and connection ring are arranged on shadoof；Locating piece, No.1 fixed pulley and connection ring are connected by elastic string It picks up and, locating piece slides under the pulling force of elastic string along limiting slot；

The rotation of rotating dog drives the top of connecting rod to be detached from or be inserted into the connecting rod through-hole of limiting slot, when the top of connecting rod is detached from When the connecting rod through-hole of limiting slot, locating piece slides along limiting slot under the pulling force of elastic string and is detached from lancet through-hole, relieves pair The limit of lancet；

No. two fixed pulleys are installed between No.1 mounting plate and No. two mounting plates, No. two fixed pulleys are located at the lower section of lancet, and with There is certain horizontal distance between lancet, No. two fixed pulleys are located at the side close to the arm end of single armed scraper bowl；The list The arm end of arm scraper bowl, No. two fixed pulleys, lancet lower end between pass sequentially through rope connection, can be by pulling lancet drive The rotation of single armed scraper bowl.

2. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: the limiting slot is inserted far from lancet One end of mouth is equipped with for preventing locating piece from skidding off the limited block of limiting slot.

3. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: the single armed scraper bowl is equipped with waist Hole, the scraper bowl shaft run through waist hole, and the diameter of the scraper bowl shaft is less than the width of waist hole.

4. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: the scraper bowl spindle central point is extremely Included angle of straight line between the central point of single armed scraper bowl both ends is obtuse angle, and the sampling cabinet is located within the scope of this obtuse angle.

5. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: the arm end of the single armed scraper bowl Equipped with counterweight.

6. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: rotating dog is L shape, and a side is Right angle, another side are arc-shaped.

7. single armed bucker-type deep earth sampling device according to claim 1, it is characterised in that: locating piece is cylindrical or rectangular The bodily form, the No.1 mounting plate are equipped with the strip parallel with limiting slot and are open, and locating piece is equipped with handle, and the handle is stretched Strip is open out, can be by pulling handle come so that locating piece moves in limiting slot.

8. single armed bucker-type deep earth sampling device described in -7 any one according to claim 1, it is characterised in that: the single armed shovel The zinc metal sheet that electrochemical corrosion occurs for down-sampling device is additionally provided on bucket type deep earth sampling device.