CN207882000U - Bottom sampler - Google Patents

Abstract

The utility model discloses a kind of bottom samplers, carry out under water more reliable and more stable when silt particle acquisition；Its key points of the technical solution are that including rack, the storage mud box being fixed on the rack, can be opened and closed positioned at storage mud box lower section and will store up the closed open-and-close mechanism grabbed bucket and control grab bucket opens and closes in mud box lower part when being closed, grab bucket includes two scraper bowls being hinged on storage mud box side wall, open-and-close mechanism includes being located at two groups of the scraper bowl both sides connecting rod being hinged respectively with two scraper bowls, around same hinged point articulated and be hinged at hinge joint trussed shore, trussed shore is plugged in rack and is connect with housing slide in vertical direction the connecting rod other end of both sides vertically.

Description

Bottom sampler

Technical field

The utility model is related to a kind of underwater sediment(s) sample devices more particularly to a kind of bottom samplers.

Background technology

When carrying out underwater geological prospecting and the acquisition research of underwater earth's surface biological, it is often necessary to acquire the mud of underwater earth's surface Sand, bottom sampler are a kind of devices for carrying out underwater silt particle acquisition.

A kind of bottom sampler is disclosed in the Chinese utility model patent file that Authorization Notice No. is CN205333346U, including Grab bucket, tractor, opening rope and the closure rope being hingedly made of left and right grab bucket portion；The lower end of institute's tractor and articulated shaft two End is provided with through-hole；The opening rope is two, and both ends are separately fixed at the left and right grab bucket portion both sides far from hinged axis direction； The closure rope is after the through-hole of tractor lower end, after both ends sequentially pass through the through-hole at articulated shaft both ends respectively again, both ends point Do not again pass through articulated shaft both ends through-hole, positioned at right grab bucket side lower part fixed pulley guide groove, last fixed grab bucket homonymy Lower part on；Opening hook is movably installed in the fixing axle of the tractor, the opening hook can be rotated around fixing axle.

When bottom sampler carries out silt particle acquisition in water, it can be influenced, be adopted by various flows, underwater plant and underwater animal Grab bucket is controlled with opening rope and being closed rope, is easy to be influenced by underwater bad working environments, causes bottom sampler working condition It is unstable and uncontrollable.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of bottom samplers, under water into Row silt particle is more reliable and more stable when acquiring.

To achieve the above object, the utility model provides following technical solution, a kind of bottom sampler, including rack, fixation In rack storage mud box, can be opened and closed below storage mud box and will the closed grab bucket in storage mud box lower part and control when being closed The open-and-close mechanism of grab bucket folding, grab bucket include two scraper bowls being hinged on storage mud box side wall, and open-and-close mechanism includes positioned at scraper bowl Two groups of the both sides connecting rod being hinged respectively with two scraper bowls, the connecting rod other ends of both sides is around same hinged point articulated and in hinge joint Place is hinged with trussed shore, and the trussed shore is plugged in rack and is connect with housing slide in vertical direction vertically.

Through the above technical solutions, scraper bowl is hinged on storage mud box, it is connected with storage mud box so as to be risen to the movement of scraper bowl To support and stabilization；The trussed shore of control grab bucket folding is plugged in rack vertically, can effectively be prevented various in water The influence that foreign matter moves trussed shore；It, can be effective right by the way of grafting and being slidably connected with rack in the vertical direction The direction of motion of trussed shore is oriented to, and keeps its movement more steady.

The utility model is further arranged to：Vertical slideway, the trussed shore vertical sliding are provided in the rack It is connected in slideway.

Through the above technical solutions, also carrying out guiding limit to the movement of trussed shore by the way that vertical slideway is arranged in rack The stability of trussed shore during exercise is reinforced in position to play.

The utility model is further arranged to：Rack is protruded in the trussed shore upper end, is provided with and will grab bucket above trussed shore The interconnecting piece that both sides trussed shore is fixedly connected.

Through the above technical solutions, the trussed shore of both sides is connected into an entirety by interconnecting piece, to increase whole knot The strength and stability of structure.

The utility model is further arranged to：It is to be detachably fixed connection between the interconnecting piece and trussed shore.

Through the above technical solutions, between interconnecting piece and trussed shore by the way of being detachably fixed connection, it is convenient to adopting Detachable maintaining is installed and carried out to mud device.

The utility model is further arranged to：The interconnecting piece include the casing to socket-connect with two trussed shores and be set to two sets The connecting plate being fixedly connected between pipe and with two casings, bolts between casing and trussed shore.

Through the above technical solutions, by bolt that casing is mutually fixed to realize interconnecting piece and trussed shore with trussed shore The purpose being detachably connected.

The utility model is further arranged to：Horizontal hole for hoist is provided on the interconnecting piece.

The hanging ring of hoisting mechanism is mounted on hole for hoist through the above technical solutions, can cross, to quickly and easily Realize the lifting to bottom sampler.

The utility model is further arranged to：The frame upper end is hinged with the linking arm of L-type, and the linking arm includes end Portion is provided with the weight arm of counterweight and end set has the snap-arms of clamping joint, is fixedly connected between weight arm and snap-arms；Institute It states and is provided with link block on interconnecting piece, card slot is provided on the link block, by the clamping of clamping joint and card slot by interconnecting piece It is connected with rack.

Through the above technical solutions, when being lifted to interconnecting piece, by the way that connecting pole is connected in card slot, linking arm It is connected with rack, limits moving upwards for trussed shore, to keep the half-open conjunction state of scraper bowl, preferably acquisition mud can be obtained The effect of sand；When bottom sampler touches underwater bottom table, linking arm disconnects the block pulling force upward to its, in the work of weight arm Under, clamping joint is detached from from card slot, and when to pull up bottom sampler by interconnecting piece, trussed shore can drive its underpart to connect Grab bucket is closed by bar, realizes the acquisition of silt particle.

The utility model is further arranged to：The shape of the clamping joint is cylindrical type, and the card slot is arranged for arc, arc Central angle corresponding to shape radian is obtuse angle.

Through the above technical solutions, the central angle corresponding to card slot arc radian can be prevented using obtuse angle in hoisting process Only clamping joint is detached from card slot, and can be when bottom sampler touches underwater earth's surface, and clamping joint is easy to be detached from from card slot.

In conclusion the utility model has the advantages that compared with the prior art：

1. trussed shore is plugged in rack and is slidably connected in vertical direction with rack, trussed shore is in control grab bucket folding Shi Gengjia is steady；

2. two trussed shores are connected and fixed by interconnecting piece, whole structural strength is enhanced；

3. dismountable connection type is used between interconnecting piece and trussed shore, it is convenient that installation and removal dimension is carried out to bottom sampler It repaiies.

Description of the drawings

Fig. 1 is the structural schematic diagram of bottom sampler；

Fig. 2 is the structural schematic diagram of rack；

Fig. 3 is the structural schematic diagram of open-and-close mechanism；

Fig. 4 is the connection diagram of interconnecting piece and guide part；

Fig. 5 is the structural schematic diagram of linking arm；

Fig. 6 is the portions A enlarged drawing in Fig. 4；

Fig. 7 is the structural schematic diagram of door body；

Fig. 8 is the structural schematic diagram for storing up mud box；

Fig. 9 is the structural schematic diagram of counter weight device.

In figure：1, rack；11, fixed seat；111, limbers；12, guide part；121, guide post；122, fixed plate；123、 Slideway；2, mud box is stored up；21, hermatic door；22, door body；221, lamina rara externa；222, sealant；223, inner plating；224, mounting hole； 23, partition board；24, fixed mechanism；241, fixed ring；242, mounting hole；243, bolt；3, it grabs bucket；31, scraper bowl；4, open-and-close mechanism； 41, connecting rod；42, trussed shore；43, interconnecting piece；431, connecting plate；432, casing；433, hole for hoist；44, linking arm；441, it is clamped Arm；442, weight arm；443, clamping joint；434, link block；435, card slot；5, counter weight device；51, ballast box；511, sliding slot； 512, fixed block；52, clump weight；53, counterweight chamber door；54, hoisting ring.

Specific implementation mode

The utility model is described in further detail below in conjunction with the accompanying drawings.

A kind of bottom sampler, referring to Fig.1, including rack 1, storage mud box 2, grab bucket 3 and open-and-close mechanism 4.Store up mud box about 2 two End is provided with opening, and grab bucket 3 is connected to the lower part of storage mud box 2, and grab bucket 3 can open and close, and silt particle is collected storage mud by grab bucket 3 Case 2, which neutralizes, is closed 2 lower part of storage mud box.Open-and-close mechanism 4 is connected with grab bucket 3, for controlling the folding condition of grab bucket.Store up mud box 2 Top be provided with and can will store up mud box 2 top and be closed to prevent the hermatic door 21 that silt particle is taken away by flow in storage mud box 2, store up mud 2 both sides of case are additionally provided with counter weight device 5, increase the overall weight of bottom sampler by counter weight device 5, are sunk in water with resistance Resistance and increase its course of work in stability.

Referring to Figures 1 and 2, rack 1 include connect with open-and-close mechanism 4 be oriented to guide part 12 and by guide part 12 with storage mud Case 2 is relatively fixed and serves the fixed seat 11 for improving structural strength, and the shape of fixed seat 11 is that cross section is gradual from down to up The halfpace shape to become smaller.Good support effect can be played to guide part 12 using the fixed seat 11 of halfpace shape, and up-small and down-big Cross sectional shape can reduce when pulling up bottom sampler flow to the resistance of fixed seat 11.11 side of fixed seat, which is provided with, to be passed through The limbers 111 of logical fixed seat 11, lateral stream is to the active force of bottom sampler when can reduce operation under water in this way, to reduce It is sinking and the swing in lifting process, facilitates and is operated.

Referring to Figure 1 and Figure 3, grab bucket 3 includes two scraper bowls 31, and two scraper bowls 31 are hinged on 2 tank wall both sides of storage mud box.Into Before row silt particle sample collection, grab bucket 3 is in the open state, and by the dead weight of bottom sampler, two scraper bowls 31 are plugged on water-bed ground It on table, is rotated around its hinge joint by two scraper bowls 31 and shovels silt particle in storage mud box 2 to realize, and 2 lower part of storage mud box is closed It closes, to prevent silt particle from being revealed from 2 lower part of storage mud box.

With reference to Fig. 2 and Fig. 3, open-and-close mechanism 4 includes being hinged respectively with two scraper bowls 31 positioned at two groups of 31 both sides of scraper bowl 41 other end of connecting rod of connecting rod 41, both sides is hinged with trussed shore 42 around same hinge joint, and guide part 12 includes two vertical fixed Guide post 121 in each fixed seat 11 and the fixed plate 122 for being connected and fixed two guide posts 121 are set in guide post 121 It is equipped with vertical slideway 123, trussed shore 42 is placed in slideway 123 and is slidably connected in vertical direction with slideway 123.Pass through control Trussed shore 42 processed vertically slides up and down in slideway 123, and then controls connecting rod 41 drives scraper bowl 31 to turn around its hinge joint It is dynamic, to realize the folding function of grab bucket 3.

With reference to Fig. 3 and Fig. 4,42 upper end of trussed shore is provided with the interconnecting piece 43 for being connected and fixed both sides trussed shore 42, passes through Two trussed shores 42 are connected into an entirety by interconnecting piece 43, to enhance the whole underwater stability of open-and-close mechanism 4.Even Socket part 43 includes the casing 432 being socketed on trussed shore 42 and the connecting plate 431 being connected and fixed respectively with both sides casing 432.Set It is provided with concentric through-hole on pipe 432 and trussed shore 42, fixing bolt is passed through into through-hole, it will by fixing bolt and fixing nut Casing 432 is fixed on trussed shore 42, convenient to carry out detachable maintaining to bottom sampler using this connection type opened and unloaded.

With reference to Fig. 4, top surface is cambered surface on connecting plate 431, in this way can be on the basis for the bearing area for increasing connecting plate 431 On, by smaller resistance when connecting plate 431 being made to move upwards in water.Horizontal hole for hoist is additionally provided on connecting plate 431 433, it is convenient that connecting plate 431 is lifted.

With reference to Fig. 4 to Fig. 6, the linking arm 44 of L-type is hinged in fixed plate 122, linking arm 44 has including end set matches The weight arm 442 and end set of weight have the snap-arms 441 of cylindrical type clamping joint 443, weight arm 442 to be fixed with snap-arms 441 Connection.It is provided with link block 434 on connecting plate 431, card slot 435 is provided on link block 434, card slot 435 is arranged for arc, arc Central angle corresponding to shape is obtuse angle, not only can guarantee that clamping joint 443 was clamped securely with card slot 441 but also can make clamping joint 443 in this way It is easily separated from card slot 441.

, by the way that clamping joint 443 to be connected in card slot 435, connect when being lifted to interconnecting piece 43 with Fig. 4 referring to Fig.1 It connects arm 44 with rack 1 to be connected, to limit moving upwards for trussed shore 42, to keep the half-open conjunction state of grab bucket 3；Work as bottom sampler The moment that underwater earth's surface is contacted with underwater earth's surface is sunk to, grab bucket 2 is by the upward resistance of underwater earth's surface, under the action of grab bucket 2 With rotation connection 43 and guide part 12 upward relative displacement, drawing of the 44 disconnection portion 43 of linking arm to it occur for trussed shore 42 Power, under the action of weight arm 442, clamping joint 443 is detached from card slot 435, and interconnecting piece 43 and trussed shore 42 are further downward, shovel Bucket 31 is further plugged into underwater soil；Interconnecting piece 43 is pulled up, interconnecting piece 43 drives 42 upward sliding of trussed shore, leading Under the action of drawing column 42, connecting rod 41 drives scraper bowl 31 to be rotated around its hinge joint, and grab bucket 3 is closed, and silt particle is collected storage mud box 2 In, interconnecting piece 43 under a stretching force, drives bottom sampler integrally to leave underwater earth's surface.

Referring to Fig.1 and Fig. 7, hermatic door 21 include the door body 22 that two fans are hinged on both sides fixed seat 11.2 top of storage mud box is set It is equipped with the partition board 23 to play a supportive role to door body 22, prevents door body 22 from being rotated down around its hinge joint by partition board 23, door body 22 On be provided with soft sealant 222, sealant 222 is fitted on partition board 23.During bottom sampler sinks, door body 22 by The pressure for entering flow from 2 lower part of storage mud box rotates up opening around its hinge joint, and flow is made to pass through from 2 top of storage mud box, from And reduce resistance of the bottom sampler in sinking watching.When completing silt particle acquisition, bottom sampler is pulled up, in the effect of hydraulic pressure Under, door body 22 is pressed against on partition board 23, by the cooperation of sealant 222 and partition board 23,2 top of storage mud box is closed, is prevented The silt particle placed in storage mud box 2 is taken out of by flow from storage mud box 2.

With reference to Fig. 7,22 outer surface of door body is provided with the fixed ring 241 for keeping 22 opening state of door body, fixed seat 11 On be provided with 241 matching used mounting hole 242 of fixed ring, when door body 22 is opened, with a bolt 243 by 241 He of fixed ring Mounting hole 242 carries out grafting, to keep the opening state of door body 22, it is convenient silt particle is carried out above storage mud box 2 from Sampling.The mode that fixed ring 241 is connected through a screw thread is connect with door body 22, so as to by fixed ring 241 and mounting hole 242 When carrying out grafting, the position of fixed ring 241 is finely adjusted, it is convenient that plugged and fixed is carried out to it.

With reference to Fig. 7 and Fig. 8, door body 22 is arranged for three-decker, including is located at 2 outermost lamina rara externa 221 of storage mud box, position The sealant 222 of middle layer and inner plating 223 positioned at innermost layer.Lamina rara externa 221 use PC materials, have good intensity and Shock proof characteristic can bear to suppress the impact with foreign matter to door body 22 under water；Sealant 222 uses soft rubber, has good Good fit and containment；Inner plating 223 uses stainless steel plate, frivolous firm.It is provided in door body 22 multiple through outer layer The mounting hole 224 of plate 221, sealant 222 and inner plating 223, the cooperation of mounting hole 224 are equipped with lamina rara externa 221, sealant 222 and the screw bolt and nut that is fixed together of inner plating 223.Sealant 222 is pressed from both sides by lamina rara externa 221 and inner plating 223 In intermediate mode, it can effectively prevent sealant 222 and deform under the influence of hydraulic pressure, to influence to store up 2 top of mud box To being placed on the sealing effect of silt particle in storage mud box 2.Lamina rara externa 221, sealant 222 and inner plating 223 using bolt by the way of, The convenient sealant 222 to aging carries out dismounting and change.

With reference to Fig. 7 and Fig. 9, counter weight device 5 includes the ballast box 51 for being fixed on 2 both sides of storage mud box, is placed in storage mud box 2 Clump weight 52 and the counterweight chamber door 53 that is sealed in clump weight 52 in ballast box 51.Mud box 2 and ballast box 51 are stored up using stainless Steel material, ballast box 51 is fixed on by welding on storage mud box 2, to make storage mud box 2 firmly connect with ballast box 51 It is connected together.For bottom sampler when sinking progress silt particle acquisition into the water, hoisting mechanism only provides upward pulling force, bottom sampler master Self gravitation effect is relied on to complete sinking in water and scraper bowl 31 is inserted into underwater earth's surface.When the waters of required acquisition silt particle When deeper, since water is to the resistance of bottom sampler, bottom sampler is made to sink in water difficulty.Bottom sampler is carried out by counter weight device 5 Counterweight, to enable bottom sampler to be easy and be inserted into underwater earth's surface, moreover it is possible to increase bottom sampler work under water it is steady It is qualitative, it prevents under the action of flow, bottom sampler is swung, and influences silt particle collecting work.

With reference to Fig. 7 and Fig. 9,51 upper surface of ballast box is fixed with hoisting ring 54.After bottom sampler is detached from water, by bottom sampler It is fixed by hoisting ring 54, silt particle is sampled or removed stage makeup and costume to convenient；Hoisting ring 54 is fixed on 51 upper surface of ballast box, Ballast box 51 can be reduced in lifting to the arm of force of other mechanisms, its lifting is made more to stablize.

With reference to Fig. 9, it is fixed with being mutually parallel on 51 madial wall of ballast box and consolidates along what 51 opening direction of ballast box was arranged Determine block 512, constitutes sliding slot 511 between two fixed blocks 512 and 51 side wall of ballast box opposing upper and lower, clump weight 52 is plugged into It in sliding slot 511, is slidably connected with the composition of sliding slot 511, counterweight chamber door 53 is embedded in ballast box 51 and offsets with 512 end face of fixed block It connects.When bottom sampler will be used to carry out silt particle acquisition, counterweight chamber door 53 is opened, clump weight 52 is plugged into ballast box 51, Then counterweight chamber door 53 is installed, clump weight 52 is sealed in ballast box 51.Clump weight 52 is installed in this way, it is convenient Fast, previous clump weight 52 is avoided to fasten by grafting bolt, grafting it is bolt strained deformation and cause clump weight 52 deviate, make At bottom sampler lay particular stress on and under water job insecurity the problem of.

Concrete operations mode is as follows：

When carrying out underwater earth's surface silt particle acquisition using bottom sampler, clump weight 52 is put into ballast box 51, hoisting machine The hanging ring of structure is mounted on hole for hoist 433, is lifted to bottom sampler；Clamping joint 443 and 435 phase of card slot are clamped, with to hanging Trussed shore 42 is defined relative to rack 11 in vertical relative displacement when dress, keeps the half-open conjunction state of grab bucket 3.Mud will be adopted Device is gradually put into the bottom, and under the action of flow, door body 22 passes through around its hinge joint rotating opening, flow from 2 top of storage mud box, To reduce the resistance that bottom sampler sinks in water.When grab bucket 3 touches underwater earth's surface, grab bucket 3 is upward to its by earth's surface Resistance, 32 stress of grab bucket drive trussed shore 42 and interconnecting piece 43 that upward displacement occurs relative to guide part 12, make snap-arms 441 lose upward pulling force；Under the action of weight arm 442, clamping joint 443 is detached from from card slot 435, to make interconnecting piece 43 It is disconnected with rack 1.Under the Gravitative Loads of bottom sampler, scraper bowl 31 is inserted into underwater soil；Hoisting mechanism pulls up Rotation connection 43 drives scraper bowl 31 around its hinge joint rotation on storage mud box 2, by silt particle band under the action of trussed shore 42 Enter to store up in mud box 2, trussed shore 42 continues to slide up, until grab bucket 3 is closed completely, by the closing of 2 lower part of storage mud box.Hoisting mechanism It pulls bottom sampler to be detached from underwater earth's surface, under the active force of storage 2 top flow of mud box, door body 22 is connected on baffle 23, from And be closed 2 top of storage mud box, prevent the flow when bottom sampler moves upwards from taking away the silt particle stored up in mud box 2.Bottom sampler is de- After the water surface, bottom sampler is fixed by the hoisting ring 54 on ballast box 51, hermatic door 21 is opened, door body 22 is plugged on solid In reservation 11, the silt particle in storage mud box 2 is sampled from storage 2 upper opening of mud box to convenient.By hoisting mechanism and adopt mud Device disconnects, and opens grab bucket 3, and silt particle is discharged from bottom sampler lower part.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (8)

1. a kind of bottom sampler, including rack (1), be fixed in rack (1) storage mud box (2), be located at can below storage mud box (2) The closed grab bucket (3) in mud box (2) lower part will be stored up when opening and closing and being closed and will control the open-and-close mechanism (4) of grab bucket (3) folding, it is special Sign is：Grab bucket (3) includes two scraper bowls (31) being hinged on storage mud box (2) side wall, and open-and-close mechanism (4) includes being located at scraper bowl (31) connecting rod (41) that two groups of both sides are hinged with two scraper bowls (31) respectively, connecting rod (41) other end of both sides is around same hinged Point articulated and trussed shore (42) is hinged at hinge joint, the trussed shore (42) is plugged on vertically in rack (1) and vertical Direction is slidably connected with rack (1).

2. bottom sampler according to claim 1, it is characterised in that：It is provided with vertical slideway on the rack (1) (123), trussed shore (42) vertical sliding is connected in slideway (123).

3. bottom sampler according to claim 1, it is characterised in that：The trussed shore（42）Protrude rack in upper end（1）, traction It is provided with the interconnecting piece (43) for being fixedly connected with grab bucket (3) both sides trussed shore (42) above column (42).

4. bottom sampler according to claim 3, it is characterised in that：Being between the interconnecting piece (43) and trussed shore (42) can Dismounting is fixedly connected.

5. bottom sampler according to claim 4, it is characterised in that：The interconnecting piece (43) includes and two trussed shores (42) phase The casing (432) of socket and between two casings (432) and with two casings（432）The connecting plate (431) being fixedly connected, casing (432) and trussed shore（42）Between bolt.

6. bottom sampler according to claim 1, it is characterised in that：It is provided with horizontal hole for hoist on the interconnecting piece (43) （433）.

7. bottom sampler according to claim 1, it is characterised in that：Rack (1) upper end is hinged with the linking arm of L-type (44), the linking arm (44) includes the card that end set has the weight arm (442) of counterweight and end set to have clamping joint (443) Connect arm (441), weight arm（442）With snap-arms（441）Between be fixedly connected；It is provided with link block on the interconnecting piece (43) (434), it is provided with card slot (435) on the link block (434), passes through clamping joint（443）With card slot（435）Clamping will connect Portion（43）With rack（1）It is connected.

8. bottom sampler according to claim 7, it is characterised in that：The clamping joint（443）Shape be cylindrical type, it is described Card slot (435) is arranged for arc, and the central angle corresponding to the arc radian is obtuse angle.