Efficient portable river sediment sampling apparatus

A portable, sampler technology, applied in the direction of sampling devices, etc., can solve problems such as wear and damage, sediment leakage, etc., achieve long service life, highlight impact resistance, and reduce the chance of tilting

Inactive Publication Date: 2018-06-22
浙江亿太诺气动科技有限公司
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AI-Extracted Technical Summary

Problems solved by technology

Although it has achieved the purpose of sampling to a certain extent, it also has the same problem that the plastic pipe of the...
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Method used

Technical effect of the present invention is mainly reflected in the following aspects: due to being provided with metal counterweight parts, the center of gravity of mud sampler can be made lower, and it is easier to vertically fall into the water, and the quantity of metal counterweight rings can also be controlled and regulated, Ensure that the sampler falls into the water vertically, and at the same time control the depth of the sediment entering to a certain extent; due to the addition of the tail balance device, under the action of the diversion tail, the sediment columnar sampler of rivers and lakes can balance the vertical entry into the water, and insert In the mud, the probability of tilting can be reduced, the sampling success rate can be improved, and the efficiency can be improved; since the plastic tube of the sampling column is equipped with a scale, and the plastic tube of the sampling column is composed of two half t...
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Abstract

The invention discloses an efficient portable river sediment sampling apparatus. The efficient portable river sediment sampling apparatus comprises a sampling tube, a metal sleeve, a metal weight balance part, an empennage balance device and a tail device; the sampling device comprises a sampling column cutting head and a sampling column plastic tube; the metal sleeve comprises a lower section metal sleeve and an upper section metal sleeve; the empennage balance device comprises a diversion empennage main frame and an empennage sheet; the tail device comprises a tail main frame, a rubber plugbracket, an iron ring, a hooked hammer bracket, a hooked hammer, a pull rod and a rubber plug, the sampling column plastic tube comprises two semi-tubes; the river sediment sampling apparatus can be dismounted and assembled, is convenient to carry, and is high in sampling efficiency, and a sample is easy to take out; in addition, the sampling column plastic tube is wear-resistant, is high in strength, can resist pressure, and is good in weather fastness and long in service life.

Application Domain

Technology Topic

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  • Efficient portable river sediment sampling apparatus
  • Efficient portable river sediment sampling apparatus
  • Efficient portable river sediment sampling apparatus

Examples

  • Experimental program(4)

Example Embodiment

[0030] Example 1
[0031] An efficient and portable river sediment sampler, such as Figure 1-4 As shown, it includes a sampling device, a metal sleeve, a metal weight component 4, a tail balance device and a tail device.
[0032] The sampling device includes a sampling column cutting head 1 and a sampling column plastic tube 2 connected to the upper end of the sampling column cutting head 1. The sampling column plastic tube 2 is composed of two half tubes, and the two half tubes are four or six points. The sampling column plastic tube 2 is provided with a scale.
[0033] The metal sleeve includes a lower metal sleeve 3 and an upper metal sleeve 5. The lower metal sleeve 3, the metal weight component 4, and the upper metal sleeve 5 are connected to each other from bottom to top and nested in the sampling column. Outside the plastic pipe 2, a metal weight ring 41 is installed on the metal weight component 4, and the number of the metal weight ring 41 is four.
[0034] The empennage balance device includes a guide fin main frame 6 which is sleeved on the upper part of the upper metal sleeve 5 and can freely rotate around the upper part of the upper metal sleeve 5, and the tail fin pieces 7 evenly arranged on the guide fin main frame 6 , The fin main frame 6 is symmetrically provided with fin slot 61, the fin 7 is inserted into the fin slot 61, and a latch hole 62 is opened between the two fin slots 61, and the fin slot 61 is There are 4, and the number of bolt holes 62 is 8.
[0035] The tail device includes a tail main frame 8, and a rubber stopper support 9 fixed on the tail main support 8, and a hook and hammer support that passes through the iron ring 91 fixed on the rubber stopper support 9 and is connected to the rubber stopper support 9 10, and a pull rod 13 with one end connected to the hook bracket 10 through the hook hammer 12, and the other end through the rubber plug bracket 9 to connect with the rubber plug 15. The tail main frame 8 and the sampling column plastic tube 2 and the upper metal sleeve The top end of 5 is connected to the main frame 6 of the guide tail, and the tail main frame 8 is symmetrically provided with tail piece introduction grooves 81, and a metal latch device 82 is arranged between the two tail piece introduction grooves 81, so A spring 14 is installed on the pull rod 13 between the rubber stopper 15 and the rubber stopper bracket 9, and a rope loop 11 is installed on the top of the hook hammer bracket 10.
[0036] The sampling column plastic tube 2 is made of the following raw materials in parts by weight: 35 parts of ABS resin, 8 parts of glass fiber, 8 parts of bauxite powder, 12 parts of hydroxypropyl methylcellulose, 7 parts of sericite powder Parts, 5 parts of magnesium aluminum silicate, 2 parts of carbon black, 2 parts of titanium dioxide, 9 parts of polycarbonate, 6 parts of sodium lactate, 5 parts of polyoxyethylene laureth, 3 parts of DOA, 3 parts of molybdenum disulfide, polytetrafluoroethylene 5 parts of ethylene, 8 parts of castor oil and 8 parts of silicone oil.
[0037] A preparation method of a sampling column plastic tube, the steps include:
[0038] 1) Take 8 parts of bauxite powder, 7 parts of sericite powder, 2 parts of carbon black, 2 parts of titanium dioxide, 9 parts of polycarbonate, 3 parts of molybdenum disulfide and 8 parts of glass fiber and put them into the ball mill at 270r/ Ball mill for 25 minutes at a speed of min, and pass through a 140-mesh sieve to obtain mixed powder for use;
[0039] 2) Take 35 parts of ABS resin and put it in the reaction kettle. Heat and stir for 20 minutes at 200°C to completely melt the ABS resin. Then add the mixed powder prepared in step 1) to the reaction kettle. Continue to heat and stir for 15 minutes under the conditions to obtain a melt for use;
[0040] 3) Add 12 parts of hydroxypropyl methylcellulose, 5 parts of magnesium aluminum silicate, 6 parts of sodium lactate, 5 parts of polyoxyethylene laureth ether, 3 parts of DOA, and polytetrafluoroethylene in the melt obtained in step 2). 5 parts and 8 parts of castor oil, stir for 15 minutes at a speed of 140r/min, to obtain a mixture, for use;
[0041] 4) Introduce the mixture obtained in step 3) into a twin-screw extruder, and add 8 parts of silicone oil, adjust the processing temperature of the twin-screw extruder to 120℃, and the main engine speed to 160r/min. Melt and plasticize the mixture to extrude the tubular parison for use;
[0042] 5) When the tubular parison extruded in step 4) is naturally cooled to 70°C, it is stretched longitudinally. When the parison reaches a certain length, the parison is placed in a blow mold and inflated with compressed air. The blowing pressure is 0.3 MPa/s to make the parison close to the inner wall of the mold for standby;
[0043] 6) Place the mold processed in step 5) in a water bath with cold water to bathe the parison in the mold to cool and shape, then demold, take out the product, and cut it to obtain a sampling column plastic tube.

Example Embodiment

[0044] Example 2
[0045] An efficient and portable river sediment sampler, such as Figure 1-4 As shown, it includes a sampling device, a metal sleeve, a metal weight component 4, a tail balance device and a tail device.
[0046] The sampling device includes a sampling column cutting head 1 and a sampling column plastic tube 2 connected to the upper end of the sampling column cutting head 1. The sampling column plastic tube 2 is composed of two half tubes, and the two half tubes are four or six points. The sampling column plastic tube 2 is provided with a scale.
[0047] The metal sleeve includes a lower metal sleeve 3 and an upper metal sleeve 5. The lower metal sleeve 3, the metal weight component 4, and the upper metal sleeve 5 are connected to each other from bottom to top and nested in the sampling column. Outside the plastic pipe 2, a metal weight ring 41 is installed on the metal weight component 4, and the number of the metal weight ring 41 is four.
[0048] The empennage balance device includes a guide fin main frame 6 which is sleeved on the upper part of the upper metal sleeve 5 and can freely rotate around the upper part of the upper metal sleeve 5, and the tail fin pieces 7 evenly arranged on the guide fin main frame 6 , The fin main frame 6 is symmetrically provided with fin slot 61, the fin 7 is inserted into the fin slot 61, and a latch hole 62 is opened between the two fin slots 61, and the fin slot 61 is There are 4, and the number of bolt holes 62 is 8.
[0049] The tail device includes a tail main frame 8, and a rubber stopper support 9 fixed on the tail main support 8, and a hook and hammer support that passes through the iron ring 91 fixed on the rubber stopper support 9 and is connected to the rubber stopper support 9 10, and a pull rod 13 with one end connected to the hook bracket 10 through the hook hammer 12, and the other end through the rubber plug bracket 9 to connect with the rubber plug 15. The tail main frame 8 and the sampling column plastic tube 2 and the upper metal sleeve The top end of 5 is connected to the main frame 6 of the guide tail, and the tail main frame 8 is symmetrically provided with tail piece introduction grooves 81, and a metal latch device 82 is arranged between the two tail piece introduction grooves 81, so A spring 14 is installed on the pull rod 13 between the rubber stopper 15 and the rubber stopper bracket 9, and a rope loop 11 is installed on the top of the hook hammer bracket 10.
[0050] The sampling column plastic tube 2 is made of the following raw materials in parts by weight: 30 parts of ABS resin, 6 parts of glass fiber, 7 parts of bauxite powder, 10 parts of hydroxypropyl methylcellulose, 5 parts of sericite powder Parts, 3 parts of magnesium aluminum silicate, 1 part of carbon black, 1 part of titanium dioxide, 7 parts of polycarbonate, 4 parts of sodium lactate, 4 parts of polyoxyethylene laureth, 1 part of DOA, 1 part of molybdenum disulfide, polytetrafluoroethylene 4 parts of ethylene, 6 parts of castor oil and 7 parts of silicone oil.
[0051] A preparation method of a sampling column plastic tube, the steps include:
[0052] 1) Take 7 parts of bauxite powder, 5 parts of sericite powder, 1 part of carbon black, 1 part of titanium dioxide, 7 parts of polycarbonate, 1 part of molybdenum disulfide and 6 parts of glass fiber and put them into the ball mill at 250r/ Ball mill for 20 minutes at a speed of min, and pass through a 120-mesh sieve to obtain mixed powder for use;
[0053] 2) Take 30 parts of ABS resin and put it in the reaction kettle. Heat and stir for 15 minutes at 180°C to make the ABS resin completely melt. Then add the mixed powder prepared in step 1) to the reaction kettle. Continue heating and stirring for 10 min under the conditions to obtain a melt for use;
[0054] 3) Add 10 parts of hydroxypropyl methylcellulose, 3 parts of magnesium aluminum silicate, 4 parts of sodium lactate, 4 parts of polyoxyethylene laureth ether, 1 part of DOA, and polytetrafluoroethylene in the melt obtained in step 2). 4 parts and 6 parts of castor oil, stirred at a speed of 120r/min for 10 minutes to obtain a mixture of materials for use;
[0055] 4) Introduce the mixture obtained in step 3) into a twin-screw extruder, and add 7 parts of silicone oil, adjust the processing temperature of the twin-screw extruder to 110°C, and the main engine speed to 140r/min. Melt and plasticize the mixture to extrude the tubular parison for use;
[0056] 5) When the tubular parison extruded in step 4) is naturally cooled to 60°C, it is stretched longitudinally. When the parison reaches a certain length, the parison is placed in a blow mold and inflated with compressed air. The blowing pressure is 0.26 MPa/s to make the parison close to the inner wall of the mold for use;
[0057] 6) Place the mold processed in step 5) in a water bath with cold water to bathe the parison in the mold to cool and shape, then demold, take out the product, and cut it to obtain a sampling column plastic tube.

Example Embodiment

[0058] Example 3
[0059] An efficient and portable river sediment sampler, such as Figure 1-4 As shown, it includes a sampling device, a metal sleeve, a metal weight component 4, a tail balance device and a tail device.
[0060] The sampling device includes a sampling column cutting head 1 and a sampling column plastic tube 2 connected to the upper end of the sampling column cutting head 1. The sampling column plastic tube 2 is composed of two half tubes, and the two half tubes are four or six points. The sampling column plastic tube 2 is provided with a scale.
[0061] The metal sleeve includes a lower metal sleeve 3 and an upper metal sleeve 5. The lower metal sleeve 3, the metal weight component 4, and the upper metal sleeve 5 are connected to each other from bottom to top and nested in the sampling column. Outside the plastic pipe 2, a metal weight ring 41 is installed on the metal weight component 4, and the number of the metal weight ring 41 is four.
[0062] The empennage balance device includes a guide fin main frame 6 which is sleeved on the upper part of the upper metal sleeve 5 and can freely rotate around the upper part of the upper metal sleeve 5, and the tail fin pieces 7 evenly arranged on the guide fin main frame 6 , The fin main frame 6 is symmetrically provided with fin slot 61, the fin 7 is inserted into the fin slot 61, and a latch hole 62 is opened between the two fin slots 61, and the fin slot 61 is There are 4, and the number of bolt holes 62 is 8.
[0063] The tail device includes a tail main frame 8, and a rubber stopper support 9 fixed on the tail main support 8, and a hook and hammer support that passes through the iron ring 91 fixed on the rubber stopper support 9 and is connected to the rubber stopper support 9 10, and a pull rod 13 with one end connected to the hook bracket 10 through the hook hammer 12, and the other end through the rubber plug bracket 9 to connect with the rubber plug 15. The tail main frame 8 and the sampling column plastic tube 2 and the upper metal sleeve The top end of 5 is connected to the main frame 6 of the guide tail, and the tail main frame 8 is symmetrically provided with tail piece introduction grooves 81, and a metal latch device 82 is arranged between the two tail piece introduction grooves 81, so A spring 14 is installed on the pull rod 13 between the rubber stopper 15 and the rubber stopper bracket 9, and a rope loop 11 is installed on the top of the hook hammer bracket 10.
[0064] The sampling column plastic tube 2 is made of the following raw materials in parts by weight: 33 parts of ABS resin, 7 parts of glass fiber, 7.5 parts of bauxite powder, 11 parts of hydroxypropyl methylcellulose, 6 parts of sericite powder Parts, 4 parts of magnesium aluminum silicate, 1.5 parts of carbon black, 1.5 parts of titanium dioxide, 8 parts of polycarbonate, 5 parts of sodium lactate, 4.5 parts of polyoxyethylene laureth, 2 parts of DOA, 2 parts of molybdenum disulfide, polytetrafluoroethylene 4.5 parts of ethylene, 7 parts of castor oil, and 7.5 parts of silicone oil.
[0065] A preparation method of a sampling column plastic tube, the steps include:
[0066] 1) Take 7.5 parts of bauxite powder, 6 parts of sericite powder, 1.5 parts of carbon black, 1.5 parts of titanium dioxide, 8 parts of polycarbonate, 2 parts of molybdenum disulfide and 7 parts of glass fiber and put them into the ball mill at 260r/ Ball mill for 23 minutes at a speed of min, and pass through a 130-mesh sieve to obtain a mixed powder for use;
[0067] 2) Take 33 parts of ABS resin and put it in the reactor, heat and stir for 18min at 190℃ to make the ABS resin completely melt, and then add the mixed powder prepared in step 1) into the reactor. Continue to heat and stir for 13 min under the conditions to obtain a melt for use;
[0068] 3) Add 11 parts of hydroxypropyl methylcellulose, 4 parts of magnesium aluminum silicate, 5 parts of sodium lactate, 4.5 parts of polyoxyethylene laureth, 2 parts of DOA, and polytetrafluoroethylene in the melt obtained in step 2) in sequence. 4.5 parts and 7 parts of castor oil, stirred at a speed of 130r/min for 13 minutes to obtain a mixture for use;
[0069] 4) Introduce the mixture obtained in step 3) into a twin-screw extruder, and add 7.5 parts of silicone oil, adjust the processing temperature of the twin-screw extruder to 115℃, and the main engine speed to 150r/min. Melt and plasticize the mixture to extrude the tubular parison for use;
[0070] 5) When the tubular parison extruded in step 4) is naturally cooled to 65°C, it is stretched longitudinally. When the parison reaches a certain length, the parison is placed in a blow mold and inflated with compressed air. The blowing pressure is 0.28 MPa/s to make the parison close to the inner wall of the mold for use;
[0071] 6) Place the mold processed in step 5) in a water bath with cold water to bathe the parison in the mold to cool and shape, then demold, take out the product, and cut it to obtain a sampling column plastic tube.
[0072] Working principle: Before sampling, the rope is tied to the rope loop 11 to lift the entire columnar sampler of the bottom mud of the river and lake reservoir. At this time, the rod 13 and the hook hammer 12 are hooked together, the rubber plug 15 is pulled up, and the spring 14 is compressed. . When the columnar sampler for the bottom mud of the river and lake reservoir contacts the bottom of the river and lake reservoir, the hook hammer holder 10 moves down due to gravity in the iron rings 91 on both sides of the rubber stopper holder 9, and the rubber stopper 15 is also under the action of gravity and spring 14. Move down, when the rubber stopper 15 moves down to the tail main frame 8, the rubber stopper 15 and the pull rod 13 can no longer move down, and the hook hammer bracket 10 with the hook hammer 12 continues to move down, at this time the hook hammer 12 is due to The cause of the deflection of the center of gravity rotates, and the lever 13 is disconnected. The rubber stopper 15 plugs the tail main frame 8 under the action of the spring 14 to seal the floating water of the bottom mud in the plastic tube 2 of the sampling column, and then pull the sampler out of the water through a rope. Unscrew the sampling column part (sampling column cutting head 1 and sampling column plastic tube 2) from the other parts of the sampler, and collect the floating water from the bottom mud into the sampling bottle through the silicone tube siphon. After collecting the floating water, The sampling column cutting head 1 is unscrewed and separated from the sampling column plastic tube 2, and then the sampling column plastic tube 2 is opened to collect the sediment samples in sections.
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