CN213779566U - Riverbed matter sampler for hydraulic engineering - Google Patents
Riverbed matter sampler for hydraulic engineering Download PDFInfo
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- CN213779566U CN213779566U CN202022727367.7U CN202022727367U CN213779566U CN 213779566 U CN213779566 U CN 213779566U CN 202022727367 U CN202022727367 U CN 202022727367U CN 213779566 U CN213779566 U CN 213779566U
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- sampling
- box body
- sampling box
- gear
- riverbed
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Abstract
The utility model discloses a riverbed sampler for hydraulic engineering, which comprises a sampling box body, wherein a support frame is arranged in the sampling box body, a nut is fixed in the middle of the support frame by welding, and a screw rod passes through the nut; the screw rod is sleeved with a first gear, and the first gear is meshed with a second gear; the second gear is connected with a rotating shaft of the motor; the lower end of the screw is welded with a sampling rod, and the end part of the sampling rod is welded with a spherical clamping piece; a separating frame is arranged in the sampling box body, a sampling box is arranged below the separating frame, and the sampling box comprises a sampling tube arranged in the sampling box; the sampling tube comprises a conical sampling head, a sampling cylinder and a connector; the middle part of the sampling tube is provided with a sampling port; the connector top is equipped with the draw-in groove with spherical fastener block, and the welding of connector top side has a set of card strip of symmetry. The utility model discloses can carry out the sampling of riverbed matter through the motor, and can once gather a plurality of riverbed matter samples, collection efficiency is high, easy operation.
Description
Technical Field
The utility model relates to a hydraulic engineering field, in particular to riverbed matter sampler for hydraulic engineering.
Background
Bed material refers to the material that makes up the bed, and also includes those suspended and bed-moving matter that accumulates and remains on the bed. The silt in the river can be divided into three types of suspended load, bed load and bed load according to the movement form: the suspended load silt is suspended in the water and moves along with the water; the shifting silt moves or rolls along the river bottom under the impact of water flow; the bed silt stays on the bed relatively statically. The three components are mutually converted along with the change of the water flow condition.
The purpose of bed material sampling is to perform particle analysis of bed silt. The grading data of the silt particles are obtained for analyzing and researching the cross section transverse distribution of the suspended load sand content and the basic sediment transport rate of the bed load. In addition, the particle composition condition of the bed material is known, the erosion and deposition change of the bed can be researched, and basic data such as bed load sand transport rate can be estimated and the bed roughness can be researched by using a theoretical formula.
However, the general structure of the existing sampler is simple, and although the sampler is convenient to carry, the sampler has weak sampling capability, cannot continuously sample, mostly adopts manual sampling, and has low sampling efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a riverbed matter sampler for hydraulic engineering, can carry out riverbed matter sampling through the motor, and can once gather a plurality of riverbed matter samples, collection efficiency is high, easy operation.
In order to achieve the aim, the utility model provides a riverbed sampler for hydraulic engineering, which comprises a sampling box body, wherein a support frame is welded at the upper part inside the sampling box body, a nut is welded and fixed at the middle part of the support frame, and a screw rod passes through the nut; the screw rod is sleeved with a first gear, and the first gear is meshed with a second gear; the second gear is connected with a rotating shaft of a motor, and the motor is fixed in the sampling box body through a screw;
the lower end of the screw is welded with a sampling rod, and the end part of the sampling rod is welded with a spherical clamping piece; the sampling rod penetrates through a separation frame welded on the lower part inside the sampling box body; a sampling box is arranged in the sampling box body below the separation frame, the sampling box comprises a plurality of cylindrical sampling cavities, and a sampling tube is arranged in each sampling cavity; the side surface of the lower part of the sampling box body is respectively provided with an opening for taking and placing the sampling box; the bottom of each sampling cavity is provided with an opening for a sampling tube to pass through, and the bottom of the sampling box body is also provided with a corresponding opening for the sampling tube to pass through;
the sampling tube comprises a conical sampling head, a sampling cylinder and a connector; the middle part of the sampling tube is provided with a sampling port; the connector top is equipped with the draw-in groove with spherical fastener block, and the welding of connector top side has a set of card strip of symmetry.
Further, the battery is installed to the support frame, battery, motor and switch series connection, the switch mounting is on the sample box outer wall.
Furthermore, the top end is equipped with the round hole that is used for the screw rod to pass on the sample box.
Further, the end of the sampling box is provided with a handle, and the handle is provided with scales.
Further, the connector passes through threaded connection with the sampling tube, and the sampling head passes through threaded connection with the sampling tube.
Furthermore, the sampling box body is opened at the front side and is fixed with a transparent organic panel through screws.
When the utility model is used, the sampling box body is placed on the riverbed to be sampled, and the sampling box is placed at the correct position, namely, the spherical clamping piece approximately corresponds to the clamping groove of the conical sampling head; starting a motor, wherein the motor drives the screw rod to move downwards through the first gear and the second gear, so that the spherical clamping piece pushes the sampling tube to move downwards, and the sampling tube penetrates through the sampling box and the sampling box body; the conical sampling head of the sampling tube is gradually inserted into the riverbed, and the sampling tube of the sampling tube obtains silt through the sampling port along with the penetration of the conical sampling head; when the clamping strip of the sampling tube is contacted with the bottom of the sampling box, the sampling tube is clamped and does not go deep downwards; at the moment, the screw rod continues to move downwards, so that the spherical clamping piece is clamped with the clamping groove; at the moment, the starting motor rotates reversely, so that the screw moves upwards to drive the sampling tube to move upwards, and the spherical clamping piece is clamped with the clamping groove, so that the sampling tube cannot be easily separated from the sampling rod in the upward movement process and can keep moving upwards, and the sampling tube is taken out of the soil; when the sampling tube rises to the separation frame, the sampling tube does not rise any more due to the blocking of the clamping strip, the screw rod continues to rise at the moment, the spherical clamping piece is separated from the clamping groove under the action of pulling force, the sampling tube freely falls into the sampling cavity, and the motor stops working; completing one-time sampling;
when sampling is continued again, the sampling box is pushed to move the sampling tube which is not sampled to the lower part of the spherical clamping piece, and the first sampling operation is repeated to finish sampling for many times; when all the samples are finished, taking the sampling box out of the sampling box body, and storing the sampling box body separately; the obtained sediment sample can be used for screwing the conical sampling head and the connector off the sampling cylinder and pouring out the sediment in the sampling cylinder.
The utility model has the advantages that: the utility model adopts the motor to drive the screw rod for sampling, is simple and convenient in sampling, and is provided with a plurality of sampling tubes, so that continuous sampling can be realized, and a plurality of silt samples can be obtained; the utility model discloses convenient to use can once gather a plurality of riverbed matter samples, and collection efficiency is high, easy operation.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
FIG. 2 is a schematic view of a partial section of the sampling box of the present invention;
fig. 3 is a schematic view of the sampling tube structure of the present invention.
In the figure: 1. sample box, 2, support frame, 3, nut, 4, screw rod, 5, first gear, 6, second gear, 7, motor, 8, thief rod, 9, spherical fastener, 10, separator, 11, sample box, 12, sample chamber, 13, sampling tube, 14, sample head, 15, sampler barrel, 16, connector, 17, draw-in groove, 18, card strip, 19, battery, 20, switch, 21, handle, 22, sample connection.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: the sampling box comprises a sampling box body 1, wherein a support frame 2 is welded at the upper part inside the sampling box body 1, a screw cap 3 is fixedly welded in the middle of the support frame 2, and a screw rod 4 penetrates through the screw cap 3; a first gear 5 is sleeved on the screw rod 4, and the first gear 5 is meshed with a second gear 6; the second gear 6 is connected with a rotating shaft of a motor 7, and the motor 7 is fixed in the sampling box body 1 through a screw; the motor 7 can rotate forward and backward through circuit design, and then drives the screw rod 4 to move upwards or downwards, and the forward and backward rotation of the motor 7 is controlled through the switch 20.
The lower end of the screw rod 4 is welded with a sampling rod 8, and the end part of the sampling rod 8 is welded with a spherical clamping piece 9; the sampling rod 8 penetrates through a separation frame 10 welded at the lower part inside the sampling box body 1; the middle part of the separation frame 10 is provided with a round opening for the passage of the sampling rod 8, and the round opening can allow the sampling rod 8 to pass through but cannot allow the sampling tube 13 to pass through; the surface of the spherical clamping piece 9 is mirror smooth, so that the spherical clamping piece can be conveniently clamped with the clamping groove 17, and a layer of soft rubber can be bonded on the surface of the spherical clamping piece 9 to enhance the elasticity of the spherical clamping piece.
A cavity is formed below the separation frame 10 and the sampling box body 1, a sampling box 11 is arranged in the sampling box body 1 below the separation frame 10, the sampling box 11 comprises a plurality of cylindrical sampling cavities 12, and a sampling tube 13 is arranged in each sampling cavity 12; according to practical conditions, the sampling tube 13 can be designed to have different heights to meet different sampling requirements, so that the height of the sampling box 11 can be designed according to different conditions.
The side surface of the lower part of the sampling box body 1 is respectively provided with an opening for taking and placing the sampling box 11, namely, the two sides of the sampling box body 1 are opened, so that the sampling box 11 can be pushed and pulled through a handle 21, and the sampling cavities 12 at different positions can be placed under the spherical clamping piece 9; the sampling box body 1 is provided with an opening on the front side, and a transparent organic panel is fixed on the sampling box body 1 through screws, and the organic glass panel is arranged on the front side of the sampling box body 1 (the position shown in figure 1 is the front side of the sampling box body 1), so that on one hand, the internal operation condition can be observed, and on the other hand, the organic panel can be taken down to maintain the internal structure of the sampling box body 1 when maintenance is needed; the end part of the sampling box 11 is provided with a handle 21, the handle 21 is provided with scales, the handle 21 is used for pushing and pulling the sampling box 11, and the pushing and pulling positions can be judged through the scales on the handle 21.
The bottom of each sampling cavity 12 is provided with an opening for a sampling tube 13 to pass through, and the bottom of the sampling box body 1 is also provided with a corresponding opening for the sampling tube 13 to pass through;
the sampling tube 13 comprises a conical sampling head 14, a sampling cylinder 15 and a connecting head 16; the middle part of the sampling tube 15 is provided with a sampling port 22; the top end of the connector 16 is provided with a clamping groove 17 clamped with the spherical clamping piece 9, and the side surface of the top end of the connector 16 is welded with a symmetrical group of clamping strips 18; connector 16 passes through threaded connection with sampler barrel 15, and sampling head 14 passes through threaded connection with sampler barrel 15, can make toper sampling head 14 like this, sampler barrel 15, connector 16 separate each other, and any part damages on the one hand and can replace, and on the other hand makes things convenient for the silt quality sample to take out from sampler barrel 15.
The battery 19 is installed to support frame 2, and battery 19, motor 7 and switch 20 series connection, switch 20 installs on sample box 1 outer wall.
The top end on the sampling box body 1 is provided with a round hole for the screw rod 4 to pass through, so that the screw rod 4 can move upwards or downwards conveniently.
When the utility model is used, the sampling box body 1 is placed on the riverbed to be sampled, and the sampling box 11 is placed at the correct position, namely, the spherical clamping piece 9 is approximately corresponding to the clamping groove 17 of the conical sampling head 14; starting the motor 7, driving the screw rod 4 to move downwards by the motor 7 through the first gear 5 and the second gear 6, so that the spherical clamping piece 9 pushes the sampling tube 13 to move downwards, and the sampling tube 13 penetrates through the sampling box 11 and the sampling box body 1; the conical sampling head 14 of the sampling tube 13 is gradually inserted into the riverbed, and the sampling cylinder 15 of the sampling tube 13 obtains silt through the sampling port 22 along with the penetration of the conical sampling head 14; when the clamping strip 18 of the sampling tube 13 is contacted with the bottom of the sampling box 11, the sampling tube 13 is clamped and does not go deep downwards; at the moment, the screw rod 4 continues to move downwards, so that the spherical clamping piece 9 is clamped with the clamping groove 17; at the moment, the starting motor 7 rotates reversely, so that the screw rod 4 moves upwards to drive the sampling tube 13 to move upwards, and the spherical clamping piece 9 is clamped with the clamping groove 17, so that the sampling tube 13 cannot be easily separated from the sampling rod 8 in the upward movement process and can keep moving upwards, and the sampling tube 13 is taken out of the soil; when the sampling tube 13 rises to the separation frame 10, the sampling tube 13 does not rise any more due to the blocking of the clamping strip 18, at the moment, the screw rod 4 continues to rise, the spherical clamping piece 9 is separated from the clamping groove 17 under the action of pulling force, the sampling tube 13 freely falls into the sampling cavity 12, and the motor 7 stops working; completing one-time sampling;
when sampling is continued again, the sampling box 11 is pushed to move the sampling tube 13 which is not sampled to the lower part of the spherical clamping piece 9, and the sampling operation for the first time is repeated, so that multiple times of sampling can be completed; when all the samples are finished, taking out the sampling box 11 from the sampling box body 1 and storing the sampling box independently; the obtained sediment sample can be obtained by unscrewing the conical sampling head 14 and the connector 16 from the sampling cylinder 15 and pouring the sediment in the sampling cylinder 15.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A riverbed matter sampler for hydraulic engineering, which is characterized in that: the sampling box comprises a sampling box body, wherein a support frame is welded above the interior of the sampling box body, a nut is fixedly welded in the middle of the support frame, and a screw rod penetrates through the nut; the screw rod is sleeved with a first gear, and the first gear is meshed with a second gear; the second gear is connected with a rotating shaft of a motor, and the motor is fixed in the sampling box body through a screw; the lower end of the screw is welded with a sampling rod, and the end part of the sampling rod is welded with a spherical clamping piece; the sampling rod penetrates through a separation frame welded on the lower part inside the sampling box body; a sampling box is arranged in the sampling box body below the separation frame, the sampling box comprises a plurality of cylindrical sampling cavities, and a sampling tube is arranged in each sampling cavity; the side surface of the lower part of the sampling box body is respectively provided with an opening for taking and placing the sampling box; the bottom of each sampling cavity is provided with an opening for a sampling tube to pass through, and the bottom of the sampling box body is also provided with a corresponding opening for the sampling tube to pass through; the sampling tube comprises a conical sampling head, a sampling cylinder and a connector; the middle part of the sampling tube is provided with a sampling port; the connector top is equipped with the draw-in groove with spherical fastener block, and the welding of connector top side has a set of card strip of symmetry.
2. A riverbed sampler for hydraulic engineering according to claim 1, characterized in that: the battery is installed to the support frame, battery, motor and switch series connection, the switch mounting is on the sampling box outer wall.
3. A riverbed sampler for hydraulic engineering according to claim 1, characterized in that: and a round hole for the screw to pass through is formed in the upper top end of the sampling box body.
4. A riverbed sampler for hydraulic engineering according to claim 1, characterized in that: the end part of the sampling box is provided with a handle, and the handle is provided with scales.
5. A riverbed sampler for hydraulic engineering according to claim 1, characterized in that: the connector passes through threaded connection with the sampling tube, and the sampling head passes through threaded connection with the sampling tube.
6. A riverbed sampler for hydraulic engineering according to claim 1, characterized in that: the sampling box body is provided with an opening on the front side and is fixed with a transparent organic panel through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022727367.7U CN213779566U (en) | 2020-11-23 | 2020-11-23 | Riverbed matter sampler for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022727367.7U CN213779566U (en) | 2020-11-23 | 2020-11-23 | Riverbed matter sampler for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213779566U true CN213779566U (en) | 2021-07-23 |
Family
ID=76881010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022727367.7U Expired - Fee Related CN213779566U (en) | 2020-11-23 | 2020-11-23 | Riverbed matter sampler for hydraulic engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213779566U (en) |
-
2020
- 2020-11-23 CN CN202022727367.7U patent/CN213779566U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210723 Termination date: 20211123 |