CN202551937U

CN202551937U - Shellfish harvest device

Info

Publication number: CN202551937U
Application number: CN2012201429311U
Authority: CN
Inventors: 林孔焰
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-04-06
Filing date: 2012-04-06
Publication date: 2012-11-28
Anticipated expiration: 2022-04-06

Abstract

The utility model relates to a shellfish harvest device which can save cultivation cost and is high in harvest efficiency. A main body of the shellfish harvest device is a return device which can collect shellfish and send the shellfish to a harvest ship. The return device comprises a casing, a power device, a speed changing device and the like. An inner cavity is positioned in the casing, the power device and the speed changing device are fixed on the lateral side of the casing, the power device is connected with the speed changing device, an impeller is positioned in the inner cavity, a horizontal feed port is arranged at the connection position between the lateral wall of the casing and a filter screen, two ends of the feed port extend to positions of side covers on two sides of the casing, a water inlet pipe and a water outlet pipe are respectively connected around the side covers at the two ends of the casing, and the water inlet pipe, blades arranged at two ends of a water inlet pipe port and a water outlet pipe port and the water outlet pipe are communicated to form a pipeline capable of guiding flowing direction of water flow. The shellfish arrest device has the advantages of being low in harvest cost, high in harvest speed, small in harvest limit and high in survival rate of harvested products.

Description

The shellfish recovering device

Technical field

The utility model relates to the fishery equipment of gathering, and particularly a kind ofly is used for the shellfish recovering device that coastal shellfish is gathered.

Background technology

Shellfish usually extremely the consumer like that they are tasty, be of high nutritive value; Market potential is huge, and along with the maturation of cultural technique, a lot of shellfishes are by extensive breed; Shellfish particularly grows in the shellfish in the silt of seabed; For example spending clam etc., have and grow small investment, cost is low, output is high, profitable characteristics, is a good breed variety that is worthy to be popularized.

Mostly the mode of at present shellfish being salvaged is the mechanical water pump suction and gathers manually.Adopt water pump to inhale breakage rate up to the low seedling of can only gathering of 20% ~ 40% survival rate bigger shellfish of can't gathering.So under the common situation, still adopt artificial mode of gathering Shellfish, once obtained the televised documentary " 18 li of sea routes " of multinomial domestic and international film festival awards, noted down the process of this great scene with their work.Having write down in the picture has several thousand people in the tide is flowing and ebbing, to move towards the scene that remote beach is adopted a species of small clam living in fresh water shellfish every day.

Also exist following defective and gather manually, 1, the cost height of gathering, operating efficiency is low.With the shellfish completion of gathering, just must employ a large amount of workmans operation of plunging into the commercial sea, thereby improve the cost of gathering in guaranteeing again at the appointed time.2 collecting times are strict and since be gather manually or the workman gather with the machinery of gathering, work must be plunged into the commercial sea and operated; Just do like this must ebb tide simultaneously marine environment just can carry out in mild, can't carry out deep water and gather that 3 safety coefficients are low to be prone to have an accident, receive difference that the morning and evening tides time changes sometimes ebb tide time at night; Under the appropriate situation of environmental selection; Working environment is coastal beach, and the workman also exists bigger risk in the process of work.4 social causes cause gathering and can not in time accomplish and cause damage; Because coastal area ubiquity; Experienced operator originally goes down town and works, and then will cause at collecting time, can't employ the workman that gathers of specified quantity; Thereby cause a large amount of shellfishes to rest on marine can't being gathered, thereby cause a large amount of wastes.

Summary of the invention

The purpose of the utility model is to provide a kind of saving aquaculture cost, and the shellfish recovering device of the high efficiency of gathering is provided.

The purpose of the utility model is achieved in that its main body is the loop back device that can shellfish be collected and be recycled to acquisition vessel; Described loop back device comprises: described loop back device comprises shell, power set, speed change gear, impeller, water inlet pipe, outlet pipe; Described shell is the cylindrical shell of laterally placing; Cylindrical shell inside is the cylindrical cavity of horizontally set; Wherein end at the left and right two ends of shell is fixed with power set and speed change gear, and power set are connected with speed change gear, in the impeller setting cylindrical cavity in the enclosure and the wheel shaft of impeller be fixed on left and right two limit Gai Chu of shell; Wheel shaft is connected with speed change gear; Impeller comprises wheel shaft and is arranged on the wheel shaft and blade that equidistance is arranged that side wall of outer shell and screen pack junction are provided with horizontal charging aperture, and the two ends of charging aperture extend to the Bian Gaichu of shell both sides; On the sidewall of limit, the nearly two ends of shell joint lid or limit, shell two ends covers and is connected with water inlet pipe and outlet pipe respectively outside, and described water inlet pipe, the blade between the water inlet pipe mouth of pipe and the outlet pipe mouth of pipe and outlet pipe UNICOM form the passage that can direct water flows to.

Occupation mode is following: the utility model is connected on the ship through rope, afterwards with the utility model lower floor to the seabed of specifying the marine site, drag the utility model through ship afterwards.The required power hydraulic pressure of the utility model is provided by hydraulic pump on the ship and water pump through pipeline.The shellfish of gathering is carried back on the ship through the pipeline of loop back device

The advantage of the utility model is: 1 has practiced thrift the cost of labor in the recovery process, has reduced the number of workers of the operation of plunging into the commercial sea.2 mechanical harvestings, high efficiency, recovering range is wide in the unit interval.3 not limited by collecting time, as long as marine environment can allow ship to go to sea, can gather, and the size of morning and evening tides is little to the influence of gathering.4 owing to marinely do not have a manual work, gathers the workman all aboard ship, so that safety problem also has been reduced to is minimum.5 no damaged survival rates are high, the shellfish of all size specification of gathering.

Description of drawings

Fig. 1 is the overall structure sketch map of the utility model,

Fig. 2 is the structural representation of the related power set of the utility model shell,

Fig. 3 is the vertical view of impeller,

Fig. 4 is the end view of impeller,

Fig. 5 is for originally being the integrally-built cutaway view of utility model.

Label declaration

11 ski,

21 shovel plates,

31 screen packs, 32 primary filter nets, 33 water injectors,

41 shells, 42 power set, 43 speed change gears, 44 impellers, 45 water inlet pipes, 46 outlet pipes, 47 wheel shafts, 48 limits lid, 49 blades, 50 charging apertures, 51 water inlet pipes, 52 outlet pipes.

Embodiment

Shown in Fig. 2 ~ 5: the main body of the utility model is the loop back device that can shellfish be collected and be recycled to acquisition vessel; Described loop back device comprises: described loop back device comprises shell 41, power set 42, speed change gear 43, impeller 44, water inlet pipe 45, outlet pipe 46; Described shell is the cylindrical shell of laterally placing; Cylindrical shell inside is the cylindrical cavity of horizontally set, is fixed with power set and speed change gear in the side of shell, and power set are connected with speed change gear; 48 places are covered in the impeller setting the cylindrical cavity in the enclosure and wheel shaft 47 of impeller left and right two limits of being fixed on shell; Wheel shaft is connected with speed change gear, and power set are connected with the wheel shaft of impeller through speed change gear, are can be too not fast in order to ensure wheel speed; Avoid the impeller of high speed rotating to break shellfish; Impeller comprises wheel shaft 47 and is the radial blade 49 that is distributed in the outer rim of wheel shaft that also be provided with horizontal charging aperture 50 in the place ahead of side wall of outer shell, the two ends of charging aperture extend to the Bian Gaichu of shell both sides; On the sidewall of limit, the nearly two ends of shell joint lid or limit, shell two ends covers and is connected with water inlet pipe 51 and outlet pipe 52 respectively outside, and described water inlet pipe, the blade between the water inlet pipe mouth of pipe and the outlet pipe mouth of pipe and outlet pipe UNICOM form the passage that can direct water flows to.In the time of can guaranteeing to intake like this, the passage that forms between interior two blades of the direction of current and shell be straight line, and current can drive shellfish and flow to outlet pipe.

In the process of design; In order to realize the easy to maintenance of interior; The particularly maintenance of impeller, the end cap that can shell be provided with motor one end is set to detachable, and end cap that can this side is set to be connected on the shell through bolt or other modes.

Turning to of blade to when the blade steering charging aperture opening part; Blade is rotated to the upper edge of charging aperture by the lower edge that connects the screen pack charging aperture, when shellfish comes in from charging aperture like this, can fall in the concave groove of blade; Then along with the rotation of impeller; Shellfish is along with wheel rotation arrives the position away from charging aperture, and the length of blade and the length of shell inner cavity are close, and are uniformly distributed with some blades that are radial arrangement on the wheel shaft of impeller; The width of blade is slightly less than the width of housing inner chamber; The total length that blades height adds the radius of upper whorl axial is slightly less than the length of housing inner chamber radius, and the impeller two ends also are provided with the sealing ring that is used to fill up gap between impeller and the end cap, and the edge of blade also is provided with sealing strip.Sealing ring and sealing strip are used for filling up gap and the gap between impeller and the end cap between housing and the impeller, and loop back device is had has the reliable sealing function.Guarantee that the space waterproof effect that blade and housing surrounded in twos is better, when used as passage in this space of later stage, current can keep flow velocity faster; Impeller is provided with the sidewall that is connected with blade near discharge nozzle one side; Sidewall is the top borders on outlet pipe towards water inlet pipe, edge, bottom surface a taper shape, and conical axle center overlaps with wheel shaft, and the blade of impeller and sidewall junction are level and smooth cambered surface; Can guarantee that like this current are when mobile; Turning can be too not anxious, and the buffering of turning is less, avoids breaking of housing.

The last lower edge distance of charging aperture is not more than in the impeller distance between two adjacent blades outer edges.

Described water inlet pipe is connected on the limit lid or side wall of outer shell of shell one end, and outlet pipe is connected on the limit lid or side wall of outer shell near the other end.Guaranteed that like this current one side gets into, and is blended in shellfish in the current and sees off from Liu's one side.

Like Fig. 1, shown in 5: it comprise be used for support bearing miscellaneous part and the carriage that promote to slide, silt scoops up from the seabed scoops up device with shellfish, describedly scoops up device, filter, loop back device connects successively and be fixed on the carriage.

Described carriage is the front end perk of a pair of ski, ski, and the described two ends of device, the two ends of filter and the two ends of loop back device of scooping up are fixed on the ski.In order to let the region area maximization of gathering; Both sides respectively are provided with a ski; Be fixed on the ski scooping up device, filter, loop back device, the front end perk of ski is in the progressive process of the utility model; Front end is absorbed in silt, and causes the utility model in pulling process, to overturn.

Describedly scoop up the shovel plate that device is a square, described shovel plate tilts to be fixed on the carriage, and the lower edge of shovel plate is positioned at below the carriage lower surface; Can guarantee that like this shoveling plate scoops up shellfish, section exceeds how much length of carriage lower surface under the shovel plate lower edge, then shovels the degree of depth that plate scoops up silt and shellfish and also what is.The upper edge of shovel plate is connected with filter and flushes.Can guarantee that like this shellfish that scoops up is rolled on the carriage stably.

Described filter is a screen pack 31; The front end of described screen pack with scoop up device and be connected; Two ends are connected on the carriage; Rear end and the charging aperture that the casing place of loop back device is provided with are connected and are connected in the lower edge of charging aperture, and the mesh of screen pack is less than the size of passing through of minimum gauge shellfish.

Filter also comprises primary filter net 32, the front end of described primary filter net with scoop up device and be connected, two ends are connected on the carriage, primary filter net rear end and the charging aperture that the casing place of loop back device is provided with are connected and are connected in the upper edge of charging aperture.The mesh of primary filter net is greater than the size of passing through of maximum specification shellfish.Sometimes, in the process that scoops up silt and shellfish, also can scoop up bigger stone, thus can be set to bilayer by screen pack, above that one deck can filter bigger stone.

The place ahead of screen pack, the top that scoops up device is provided with water injector 33, and the delivery port of water injector is towards the screen pack direction.When though the utility model is dragged by ship, can form current and make shellfish in shell, roll, if increase by one the water spray effect, can make shellfish more easily also more snap-roll fall in the shell.

Detailed mode of operation and operation principle are following: with the utility model assembling, then the product of the utility model is put into the seabed in the marine site that needs collection, the utility model product is connected with ship through rope or other connection stage properties; Also have corresponding water pipe to connect water inlet pipe, outlet pipe and the water injector of the utility model respectively simultaneously, also be provided with power set in addition and also be connected on the ship and through hydraulic pump on the ship or generating equipment through lead or pipeline and provide, wherein water inlet pipe and water injector are connected in water pump; Outlet pipe is connected in the container that is used to collect shellfish on the ship, after everything is ready, and ship starting slowly; Also drive advancing of the utility model when ship advances, in this time, the shovel plate scoops up silt and the shellfish that is blended in the silt; Silt after scooping up and shellfish are moved to charging aperture by current and water injector drive, because shellfish and silt are more tiny, so from primary filter Netcom mistake; And that large-scale stone is stayed primary filter is online and finally leave the utility model, and silt is tiny more a lot of than shellfish, so silt passes through from screen pack; Only stay shellfish at last; Shellfish gets into the inner chamber of shell from charging aperture afterwards, in the impeller that drops on rotation that shellfish is many batches of, and along with wheel rotation; When formed spatial rotational between two blades that have shellfish to water inlet with during the discharge nozzle position; Water inlet pipe, the blade that is positioned at the water inlet pipe mouth of pipe and outlet pipe mouth of pipe two ends and outlet pipe UNICOM form the pipeline that can direct water flows to, and the current of water inlet pipe dash the shellfish in this space, and current are carried this shellfish secretly and flowed on the ship along discharge nozzle; This space does not just exist or has had the shellfish of minute quantity afterwards; Along with the rotation of impeller, the space that is entrained with shellfish forwards feed pipe and discharge nozzle position to, is rotated further to charging aperture and enter the space of washing; Receive new shellfish, successively circulation.

Claims

1. shellfish recovering device; It is characterized in that: its main body is the loop back device that can shellfish be collected and be recycled to acquisition vessel; Described loop back device comprises shell (41), power set (42), speed change gear (43), impeller (44), water inlet pipe (45), outlet pipe (46); Described shell is the cylindrical shell of laterally placing, and cylindrical shell inside is the cylindrical cavity of horizontally set, and the wherein end at the left and right two ends of shell is fixed with power set and speed change gear; Power set are connected with speed change gear; In the impeller setting cylindrical cavity in the enclosure and the wheel shaft (47) of impeller locate through the limit lid (48) that bearing is arranged on the left and right two ends of shell, wheel shaft is connected with speed change gear, impeller comprises wheel shaft and is arranged on wheel shaft blade (49); Be provided with horizontal charging aperture (50) at side wall of outer shell and screen pack junction; The two ends of charging aperture extend to the Bian Gaichu at shell two ends; On the sidewall of limit, the nearly two ends of shell joint lid or limit, shell two ends covers and is connected with water inlet pipe (51) and outlet pipe (52) respectively outside, described water inlet pipe, the blade between the water inlet pipe mouth of pipe and the outlet pipe mouth of pipe and outlet pipe UNICOM form can the direct water flow direction passage.

2. shellfish recovering device according to claim 1; It is characterized in that: be uniformly distributed with some blades that are radial arrangement on the wheel shaft of impeller; The width of blade is slightly less than the width of housing inner chamber; The total length that blades height adds the radius of upper whorl axial is slightly less than the length of housing inner chamber radius, and the impeller two ends also are provided with the sealing ring that is used to fill up gap between impeller and the end cap, and the edge of blade also is provided with sealing strip.

3. shellfish recovering device according to claim 2; It is characterized in that: impeller is provided with the sidewall that is connected with blade near discharge nozzle one side; Sidewall is the top borders on outlet pipe towards water inlet pipe, edge, bottom surface a taper shape; Conical axle center overlaps with wheel shaft, and the blade of impeller and sidewall junction are level and smooth cambered surface.

4. shellfish recovering device according to claim 1 is characterized in that: described water inlet pipe is connected on the limit lid or side wall of outer shell of shell one end, and outlet pipe is connected on the limit lid or side wall of outer shell near the other end.

5. shellfish recovering device according to claim 1; It is characterized in that: it comprise be used for support bearing miscellaneous part and the carriage that promote to slide, silt scoops up from the seabed scoops up device with shellfish, describedly scoops up device, filter, loop back device connects successively and be fixed on the carriage.

6. shellfish recovering device according to claim 5; It is characterized in that: described carriage is the front end perk of a pair of ski (11), ski, and the described two ends of device, the two ends of filter and the two ends of loop back device of scooping up are fixed on the ski.

7. shellfish recovering device according to claim 5; It is characterized in that: describedly scoop up the shovel plate (21) that device is a square; Described shovel plate tilts to be fixed on the carriage, and the lower edge of shovel plate is positioned at below the carriage lower surface, and the upper edge of shovel plate is connected with filter and flushes.

8. shellfish recovering device according to claim 5; It is characterized in that: described filter is screen pack (31); The front end of described screen pack with scoop up device and be connected; Two ends are connected on the carriage, and rear end and the charging aperture that the casing place of loop back device is provided with are connected and are connected in the lower edge of charging aperture, and the mesh of screen pack is less than the size of passing through of minimum gauge shellfish.

9. shellfish recovering device according to claim 8; It is characterized in that: described filter also comprises primary filter net (32); The front end of described primary filter net with scoop up device and be connected; Two ends are connected on the carriage, and primary filter net rear end and the charging aperture that the casing place of loop back device is provided with are connected and are connected in the upper edge of charging aperture.The mesh of primary filter net is greater than the size of passing through of maximum specification shellfish.

10. shellfish recovering device according to claim 8 is characterized in that: the place ahead of screen pack, and the top that scoops up device is provided with water injector (33), and the delivery port of water injector is towards the screen pack direction.