Soil sampler
Technical Field
The utility model relates to a soil sampler's field especially relates to a soil sampler.
Background
Soil sampling is one of the important basic works engaged in scientific and technological work of soil and ecological research, and a soil sampler is a special tool for soil sampling in soil testing, formula fertilization, soil monitoring, farmland soil investigation and quality evaluation projects.
Existing soil sampler has a great variety, as shown in fig. 1, soil sampler includes fixing base 1, the sampling tube 2 of slip cover in fixing base 1 is established and is worn to establish fixing base 1 and catch bar 3 of being connected with sampling tube 2 along vertical direction slip, the lower tip of fixing base 1 is provided with running-board 11, the horizontal rigid coupling of one end that catch bar 3 deviates from fixing base 1 has handle 31, when using the sampler to carry out soil sampling, place fixing base 1 subaerial, then step on running-board 11 with the foot, the staff holds handle 31, and promote catch bar 3 downwards, sampling tube 2 inserts in the soil, extrude soil in sampling tube 2, then upwards stimulate catch bar 3, it can to remove ground with sampling tube 2.
Aiming at the related technologies, the inventor finds that when the soil quality of the soil to be sampled is hardened, workers hardly insert the sampling tube into the soil, and certain difficulty is caused in soil sampling.
SUMMERY OF THE UTILITY MODEL
For the convenience staff to take a sample to the soil of different soil texture hardness, this application provides a soil sampling ware.
The application provides a soil sampler adopts following technical scheme:
a soil sampler comprises a fixed seat, a sampling tube which is slidably sleeved in the fixed seat and a push rod which is slidably arranged through the fixed seat along the vertical direction and is rotatably connected with the sampling tube, wherein a pedal plate is arranged at the lower end part of the fixed seat, and one end of the push rod, which is far away from the fixed seat, is horizontally and fixedly connected with a handle;
be provided with the coupling assembling of connecting the catch bar on the fixing base, coupling assembling includes the adapter sleeve along vertical direction sliding connection with the fixing base and sets up the gliding restriction subassembly of restriction adapter sleeve along vertical direction on the fixing base, the catch bar cover is established in the adapter sleeve to with adapter sleeve threaded connection.
By adopting the technical scheme, when the sampler is used for sampling soft soil, the limiting assembly is opened, the fixing seat is placed at a position to be sampled, the pedal is stepped on by feet, then the push rod is pressed downwards, the sampling tube is inserted into the soil, and the soil is sampled; when using the sampler to soil property ratio when hardening, restrict the sliding connection relation of adapter sleeve and fixing base with the restriction subassembly, then twist soon the catch bar to the direction towards ground, catch bar and adapter sleeve screw-thread fit drive the sampling tube and move down, and then drive the sampling tube and insert in soil, accomplish the sample to soil, make this sampler be applicable to the soil of different soil hardness and take a sample.
Preferably, the limiting component comprises a limiting sleeve which is additionally arranged on the fixed seat and horizontally faces the connecting sleeve and a limiting rod which is sleeved in the limiting sleeve in a sliding manner, and a limiting groove for the limiting rod to insert is formed in the position, opposite to the limiting rod, of the connecting sleeve.
Through adopting above-mentioned technical scheme, restriction pole and restriction cover sliding connection, when the restriction pole inserted the restriction inslot, the slip relation between restriction subassembly restriction adapter sleeve and the fixing base, when the restriction pole left the restriction groove, adapter sleeve and fixing base sliding connection have made things convenient for the staff to control the relation of connection between adapter sleeve and the fixing base.
Preferably, a push rod penetrating through the limiting sleeve is arranged on the limiting rod and perpendicular to the fixing seat, and a sliding groove for the push rod to slide is formed in the limiting sleeve along the length direction of the limiting sleeve.
Through adopting above-mentioned technical scheme, set up push rod and spout, when needs control the restriction pole and slide along the restriction cover, only need promote the push rod along the spout slip can, made things convenient for the staff to remove the restriction pole.
Preferably, be provided with on the push rod and be used for controlling the gliding locking Assembly of restriction lever and restriction cover, locking Assembly includes along vertical direction slip wear to establish the check lock lever of push rod, articulated setting at the inserted bar that check lock lever orientation check lock lever one end and level were laid and establish the spring on the check lock lever, the restriction cover has seted up two confession inserted bar male slots along its length direction, the one end of spring is fixed on the check lock lever, and the other end of spring is fixed on the lateral wall of box, and when the inserted bar inserted in the slot that is close to the adapter sleeve, the restriction lever was located the restriction inslot, and when the inserted bar inserted in the slot of keeping away from the spread groove, the restriction lever left the restriction groove.
Through adopting above-mentioned technical scheme, when locking Assembly is in locking restriction lever and restriction cover sliding state, the inserted bar inserts in the slot, the spring gives the inserted bar in towards the slot, make the stable insertion of inserted bar in the slot, when needs open locking Assembly, give the locking lever a power along the vertical direction, drive the inserted bar and remove to the direction of keeping away from the slot, until the inserted bar leaves the slot completely, the spring is in compression state this moment, then along spout direction sliding push rod can, made things convenient for the staff to open and lock push rod and restriction cover.
Preferably, the locking lever is located the push rod completely, the push rod deviates from the one end of restriction pole and has seted up the confession staff to the groove that pushes away that promotes the locking lever towards the restriction pole direction.
Through adopting above-mentioned technical scheme, the check lock lever is located the push rod completely, has carried out one to the check lock lever and has hidden, has avoided the staff mistake to touch the check lock lever, and then influences the relation of connection of push rod and restriction cover.
Preferably, the one end that the check lock pole deviates from the regulating lever is provided with the push pedal, promote and push away the groove sliding conflict.
Through adopting above-mentioned technical scheme, set up the push pedal, area of contact when firstly increasing the staff and promoting the check lock lever makes things convenient for the staff to promote the check lock lever, secondly plays a sealed effect to pushing away the groove, reduces external dust and enters into and pushes away the inslot, influences locking Assembly's use.
Preferably, the pedal is hinged with the fixed seat.
Through adopting above-mentioned technical scheme, when the staff need accomodate the sampler, rotate the running-board, make the running-board inconsistent with the lateral wall of fixing base, required space when reducing and accomodating the sampler makes things convenient for the staff to accomodate the sampler.
Preferably, a torsion spring is additionally arranged at the position where the pedal plate is hinged with the fixed seat, and the torsion spring always gives a force to the pedal plate to rotate towards the fixed seat.
Through adopting above-mentioned technical scheme, the running-board is when not using, and under the effect of torsional spring, the running-board is inconsistent with the fixing base, guarantees when removing the sampler, and the holistic compact of sampler makes things convenient for the staff to remove and accomodate the sampler.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the connecting component is arranged between the fixed seat and the push rod, so that the sampler is suitable for sampling soil with different soil hardness;
2. through setting up restriction subassembly and locking Assembly, make things convenient for staff to control the relation of connection between adapter sleeve and the fixing base between the two.
Drawings
Fig. 1 is a schematic structural view of the related art.
Fig. 2 is a schematic view of the overall structure of the present application.
Fig. 3 is a schematic cross-sectional structure of a sampling tube embodied in the present application.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3.
Fig. 5 is an enlarged schematic view of a portion B in fig. 3.
Fig. 6 is a partial cross-sectional structural schematic view embodying a locking assembly.
Description of reference numerals: 1. a fixed seat; 11. a foot pedal; 12. hinging a shaft; 13. a torsion spring; 2. a sampling tube; 3. a push rod; 31. a handle; 4. a connecting assembly; 41. fixing a sleeve; 42. connecting sleeves; 5. a restraining component; 51. a restraining sleeve; 52. a restraining bar; 53. a limiting groove; 6. a push rod; 61. a chute; 7. a locking assembly; 71. a locking lever; 72. inserting a rod; 73. a spring; 74. a slot; 75. a sliding groove; 76. a yielding groove; 77. pushing the groove; 8. a push plate.
Detailed Description
The present application is described in further detail below with reference to figures 2-6.
The embodiment of the application discloses a soil sampler. Referring to fig. 2 and 3, the sampler comprises a fixed seat 1, a sampling tube 2, a push rod 3, two pedals 11 and a handle 31, wherein the outer side wall of the fixed seat 1 is square, the inner side wall of the fixed seat 1 is cylindrical, the sampling tube 2 is slidably sleeved in the fixed seat 1, the push rod 3 vertically penetrates through the middle part of the upper end part of the sampling tube 2 and is rotatably connected with the upper end part of the sampling tube 2, the handle 31 is horizontally fixed at one end of the push rod 3, which is far away from the sampling tube 2, the push rod 3 is vertically and fixedly connected with the middle part of the handle 31, the two pedals 11 are arranged, in combination with fig. 4, the two pedals 11 are respectively and symmetrically arranged at the lower end parts of two sides of the fixed seat 1, the pedals 11 are hinged with the fixed seat 1 through a hinge shaft 12, a, the other end of the torsion spring 13 is connected with the fixed seat 1, and the torsion spring 13 always gives the pedal plate 11 a force turning towards the fixed seat 1.
As shown in fig. 2, a connecting assembly 4 for connecting the fixing base 1 and the push rod 3 is arranged between the fixing base 1 and the push rod 3, the connecting assembly 4 includes a fixing sleeve 41 and a connecting sleeve 42, the fixing sleeve 41 is fixed in the middle of the upper end of the fixing base 1 along the vertical direction, the connecting sleeve 42 is slidably sleeved in the fixing sleeve 41 along the vertical direction, in combination with fig. 5, the push rod 3 is sleeved in the connecting sleeve 42 and is in threaded connection with the connecting sleeve 42, and a limiting assembly 5 for limiting the fixing sleeve 41 and the connecting sleeve 42 to slide along the vertical direction is.
As shown in fig. 3 and 5, the limiting assembly 5 includes a limiting sleeve 51 and a limiting rod 52, the limiting sleeve 51 is horizontally fixed at the upper end of the fixed base 1, an opening of the limiting sleeve 51 faces the pushing rod 3, the limiting rod 52 is slidably sleeved in the limiting sleeve 51 along the horizontal direction, a slot 74 for inserting the limiting rod 52 is formed in a position of the connecting sleeve 42 facing the limiting rod 52, the limiting rod 52 penetrates through the fixed sleeve 41 and is inserted into the slot 74 of the connecting sleeve 42, a push rod 6 is fixedly connected to the limiting rod 52 perpendicular to the fixed base 1, the push rod 6 penetrates through the limiting sleeve 51, a sliding slot 61 for inserting the active push rod 6 along the length direction of the limiting sleeve 51 is formed in the limiting sleeve 51, and a locking assembly 7 for controlling the limiting rod 52 and the limiting sleeve 51 to.
As shown in fig. 6, the locking assembly 7 includes a locking rod 71 passing through the push rod 6 in the vertical direction, and an insertion rod 72 hinged to one end of the locking rod 71 facing the limiting rod 52 and arranged horizontally, the limiting sleeve 51 is provided with two slots 74 for inserting the insertion rod 72 at a position where the sliding groove 61 faces the insertion rod 72, the slots 74 are respectively arranged along the length direction of the limiting sleeve 51, the middle portion of the push rod 6 is provided with a sliding groove 75 for sliding the locking rod 71 in the vertical direction, the locking rod 71 is completely embedded into the push rod 6, one end of the push rod 6 facing away from the limiting sleeve 51 is provided with a pushing groove 77 for a worker to push the locking rod 71 towards the limiting sleeve 51, a position-avoiding groove 76 for rotating the insertion rod 72 is provided at a position where the push rod 6 faces the insertion rod 72, a spring 73 is sleeved on the push rod 6 at a position located in the sliding groove 75, one end of the spring 73 is fixed on the locking rod 71, and the other end of, one end of the locking rod 71 departing from the limiting sleeve 51 is fixedly provided with a push plate 8, and the push plate 8 is in sliding contact with the push groove 77.
When the insert rod 72 is inserted into the insertion groove 74 close to the connection sleeve 42, the restricting rod 52 is inserted into the restricting groove 53, and when the insert rod 72 is inserted into the insertion groove 74 far from the connection sleeve 42, the restricting rod 52 is completely separated from the restricting groove 53; when the locking assembly 7 is in a state that the locking limiting rod 52 slides with the limiting sleeve 51, the inserting rod 72 is inserted into the slot 74, and the spring 73 gives the inserting rod 72 an inward direction towards the slot 74, so that the inserting rod 72 is stably inserted into the slot 74; when the locking assembly 7 needs to be opened, a force is applied to the locking rod 71 towards the limiting sleeve 51, the locking rod 71 moves downwards, the inserting rod 72 is driven to move towards the direction away from the inserting groove 74 until the inserting rod 72 completely leaves the inserting groove 74, at the moment, the spring 73 is in a compressed state, and then the push rod 6 slides along the sliding groove 61, so that the push rod 6 and the limiting sleeve 51 can be conveniently opened and locked by a worker.
The implementation principle of this application embodiment soil sampler does: when the staff need use the sampler to take a sample to the soil of soil texture comparison flaccidity, open locking Assembly 7, to keeping away from the direction slip push rod 6 of adapter sleeve 42, leave restriction groove 53 until restriction pole 52, then with locking Assembly 7 with push rod 6 locking on sub-restriction cover 51, then place fixing base 1 in the place that needs the sample, upset running-board 11, step on running-board 11 with the foot, with the stable fixing of fixing base 1 subaerial, then the staff pushes down catch bar 3, can accomplish the sample until sampling tube 2 inserts completely in the soil.
When the staff need use the sampler to take a sample to the soil that soil texture is more hardened, at first confirm that restriction pole 52 inserts in the restriction groove 53, locking Assembly 7 is in locking state, then place fixing base 1 in the place that needs the sample, upset running-board 11, step on running-board 11 with the foot, with the stable subaerial of fixing base 1, then the staff revolves the catch bar 3 of revolving downwards, catch bar 3 and adapter sleeve 42 threaded connection, drive sampling tube 2 and remove downwards, can accomplish the sample until sampling tube 2 inserts completely in the soil.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.