CN210288327U - Drill rod for cone dynamic penetration test - Google Patents
Drill rod for cone dynamic penetration test Download PDFInfo
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- CN210288327U CN210288327U CN201920743793.4U CN201920743793U CN210288327U CN 210288327 U CN210288327 U CN 210288327U CN 201920743793 U CN201920743793 U CN 201920743793U CN 210288327 U CN210288327 U CN 210288327U
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- rod
- ring
- elasticity
- penetration test
- drill rod
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Abstract
The utility model discloses a drilling rod for circular cone power penetration test has related to ground circular cone power penetration test device technical field, has solved the manual mark of doing in the experimentation, and the mark is easily covered, unable accurate observation data, the problem that influences test efficiency, the electric iron comprises a pole body, week side of the body of rod is provided with a plurality of elasticity indicating rings along its axial direction activity, and a plurality of elasticity indicating rings are equidistant to be arranged and are set up, the border department of elasticity indicating ring is followed the lead angle has been seted up to week side direction of the body of rod, elasticity indicating ring in one side that the lead angle was located is fixed with the index mark. The utility model discloses simple structure, easily preparation, installation and dismantlement have reduced the artifical manual mark in the test process, and the security is high, and the external influence that the experiment received is little, and the experimental data precision is high, has better application prospect.
Description
Technical Field
The utility model belongs to the technical field of ground circular cone dynamic penetration test device technique and specifically relates to a drilling rod for circular cone dynamic penetration test is related to.
Background
The drill rod is a steel pipe with threads at the tail part, plays a role in lifting weight in the drilling process, transmits the torque of the drilling machine to a drill bit to realize drilling, and is a device which is generally used for connecting surface equipment of the drilling machine and drilling and grinding equipment or a bottom hole at the bottom end of a drilled well.
The Chinese patent with the publication number of CN204326984U provides a drill rod for cone dynamic penetration test, which comprises a drill rod head, a main drill rod and a drill rod tail, wherein the drill rod head, the drill rod tail and the main drill rod are welded and fixed after being inserted into the main drill rod through a drill rod head joint body and a drill rod tail joint body, the drill rod head comprises the drill rod head joint body, a drill rod head clamping groove, a drill rod head main wall and a conical external thread, and the drill rod tail comprises the drill rod tail joint body, a drill rod tail clamping groove, a drill rod tail main wall and a conical internal thread.
The above prior art solutions have the following drawbacks: when the drilling rod is used for circular cone dynamic penetration test, need make the mark to the drilling rod, above-mentioned drilling rod can only be artifical manual do the mark in drilling rod week side, and the mark of making is covered by soil body around easily in addition, and unable accurate observation data leads to the test data to become invalid easily, needs carry out the test many times, influences test efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at a drilling rod that is used for circular cone power penetration test that stable in structure, use are convenient for experimental, experimental data are accurate, simple structure, easily preparation, stability are good.
The utility model discloses a can realize through following technical scheme:
the utility model provides a drilling rod for circular cone dynamic sounding test, includes the body of rod, week side of the body of rod is provided with a plurality of elasticity indicating rings along its axial direction activity, and a plurality of elasticity indicating rings are equidistant to be arranged and set up, the border department of elasticity indicating ring is followed week side direction of the body of rod has seted up the lead angle, elasticity indicating ring in one side that the lead angle was located is fixed with the index mark.
Through adopting above-mentioned technical scheme, compared with the prior art, the mark mode of this scheme is different, the mark effect is realized to elasticity instruction ring and the indicating mark that utilizes a plurality of equidistant settings, traditional manual marking's mode has been changed, and through the mark mode of elasticity instruction ring, can not receive the influence that earth covered, accessible elasticity instruction ring is direct as the judgement standard, has satisfied human visual characteristics through the indicating mark on the lead angle, the experimental height of the direct observation body of rod of being convenient for, make the test process simple more effective, more directly perceived, and the utility model discloses simple structure can the on-the-spot direct preparation, and the preparation is fast, can reduce the mark effect of external environment to elasticity instruction ring, and stability is better.
Further setting the following steps: one side of the elastic indicating ring is provided with a clamping inlet.
Through adopting above-mentioned technical scheme, the card mouth is convenient for open the elasticity indicating ring, makes its week side of installing to the body of rod through the elasticity of elasticity indicating ring.
Further setting the following steps: the elastic indicating ring is fixed with fixed blocks at two ends of one side where the clamping opening is located, a fixing bolt is arranged between the fixed blocks in a penetrating mode, and the fixing bolt penetrates through the two fixed blocks and is connected with a fixing nut in a threaded mode.
Through adopting above-mentioned technical scheme, elasticity is instructed the ring and is installed to body of rod week back, utilizes fixing bolt and fixation nut's threaded connection, realizes the installation locking of elasticity instruction ring, makes elasticity instruction ring more stable in the use simultaneously.
Further setting the following steps: and an anti-slip layer is fixed on one side of the elastic indicating ring, which is close to the rod body.
Through adopting above-mentioned technical scheme, elasticity instructs the ring to install to body of rod week side after, the inoxidizing coating is strengthened elasticity and is instructed the frictional force of ring between the body of rod, further strengthens elasticity and instructs ring structural stability, shear capacity and compressive capacity at body of rod week side.
Further setting the following steps: the outer surfaces of the elastic indicating ring, the fixing block, the fixing bolt and the fixing nut are coated with anticorrosive coatings.
Through adopting above-mentioned technical scheme, anticorrosive coating reinforcing elasticity indicates ring, fixed block, fixing bolt, fixation nut's corrosion resisting capability, and life is more permanent.
Further setting the following steps: the elastic indicating ring is made of alloy spring steel.
Through adopting above-mentioned technical scheme, the alloy spring steel has elasticity to when installing the alloy spring steel to the body of rod, the contractility of elasticity pointer ring self can make it closely laminate in body of rod week side, realize fixedly.
Further setting the following steps: the one end of the body of rod is fixed with the connector, the outer wall of connector is fixed with the pin thread, the body of rod is kept away from the inner wall of the one end of connector be fixed with the box thread of pin thread adaptation.
By adopting the technical scheme, in the test process, the connector of the previous rod body is inserted into the latter rod body, and the male thread and the female thread are matched in thread to realize the connection of the adjacent rod bodies.
Further setting the following steps: the rod body and the connector are both made of alloy structural steel.
By adopting the technical scheme, the alloy structural steel has the characteristics of high strength, high toughness, wear resistance and the like, so that the service lives of the rod body and the connector are longer.
To sum up, the utility model discloses a beneficial technological effect does:
(1) the height marking of the rod body is realized by the aid of the elastic direction indicating ring and the indicating mark, and the influence of soil on the mark can be reduced, so that the test process is simpler and more effective;
(2) utilize card entry, fixed block, fixing bolt, fixation nut's combined action, the installation and the dismantlement of the elasticity of being convenient for indicate the ring to be convenient for adjust the position that the elasticity indicated the ring, make the mark position more accurate.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Reference numerals: 1. a rod body; 2. an elastic indicating ring; 3. guiding an angle; 4. an indicator mark; 5. a card entrance; 6. a fixed block; 7. fixing the bolt; 8. fixing a nut; 9. a connecting head.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a drilling rod for circular cone power penetration test, including the body of rod 1, the one end of the body of rod 1 is fixed with connector 9, and connector 9 is the round platform form that both ends run through, and the outer wall of connector 9 is fixed with the male thread, and the inner wall that the one end of connector 9 was kept away from to the body of rod 1 is fixed with the female thread with male thread adaptation. In the test process, the connector 9 of the previous rod body 1 is inserted into the next rod body 1, and the connection of the adjacent rod bodies 1 is realized by utilizing the thread adaptation of the male thread and the female thread. The rod body 1 and the connector 9 are both made of alloy structural steel. The alloy structural steel has the characteristics of high strength, high toughness, wear resistance and the like, so that the service lives of the rod body 1 and the connector 9 are longer.
Referring to fig. 2, a plurality of elastic indicating rings 2 are movably disposed on the circumferential side of the rod body 1 along the axial direction thereof, and the plurality of elastic indicating rings 2 are arranged at equal intervals. The spacing between adjacent elastic indicating rings 2 is set according to actual test requirements. The edge of one side of the elastic indicating ring 2, which is far away from the connector 9, is provided with a lead angle 3, the lead angle 3 extends along the circumferential direction of the rod body 1, an indicating mark 4 is fixed on one side of the elastic indicating ring 2, where the lead angle 3 is located (namely, on the inclined plane of the lead angle 3), the indicating mark 4 is a digital mark (for example, 10cm and 20 cm), and the indicating marks 4 on the plurality of elastic indicating rings 2 are sequentially arranged in a descending manner along the axial direction of the numerical value rod body 1. After the elasticity indicating ring 2 is installed to the body of rod 1, utilize the depth that the body of rod 1 penetrated to be convenient for observe by indicator 4, indicator 4 is in on the lead angle 3, the human direct observation indicator 4 of being convenient for, when indicator 4 is covered by earth simultaneously, through elasticity indicating ring 2 then can directly judge the body of rod 1 depth of penetration to reduce earth to experimental influence, make the test result more accurate.
The card entry 5 has been seted up to one side of elasticity indicating ring 2, and elasticity indicating ring 2 wholly is "C" font setting. The card inlet 5 is convenient for opening the elastic indicating ring 2, and the elastic indicating ring 2 is installed on the peripheral side of the rod body 1 through the elasticity. The resilient indicator ring 2 is made of an alloy spring steel. The alloy spring steel has elasticity to when installing the alloy spring steel to the body of rod 1, the contractility of elasticity indicating ring 2 self can make it closely laminate in body of rod 1 week side, realize fixedly.
The two ends of the elastic indicating ring 2 at one side of the clamping opening 5 are both fixed with fixing blocks 6, two side walls, opposite to the two fixing blocks 6, are flush with two opposite inner walls of the clamping opening 5, a fixing bolt 7 is arranged between the two fixing blocks 6 in a penetrating mode, the axis of the fixing bolt 7 is orthogonal to the axis of the rod body 1, and the fixing bolt 7 penetrates through the two fixing blocks 6 and is connected with a fixing nut 8 in a threaded mode. After the elastic indicating ring 2 is installed to the periphery of the rod body 1, the elastic indicating ring 2 is installed and locked by utilizing the threaded connection of the fixing bolt 7 and the fixing nut 8, and meanwhile, the elastic indicating ring 2 is more stable in the using process.
One side of the elasticity indicating ring 2 that is close to the body of rod 1 is fixed with the skid resistant course, and the inoxidizing coating is made by metal particles, and elasticity indicating ring 2 installs to the body of rod 1 week side back, and the inoxidizing coating is strengthened elasticity indicating ring 2 in the frictional force between the body of rod 1, further strengthens elasticity indicating ring 2 at the structural stability of body of rod 1 week side, ability and compressive capacity of shearing. The outer surfaces of the elastic indicating ring 2, the fixing block 6, the fixing bolt 7 and the fixing nut 8 are coated with anticorrosion materials, an anticorrosion layer is made of an FeO film, the FeO film has strong corrosion resistance, the anticorrosion layer strengthens the corrosion resistance of the elastic indicating ring 2, the fixing block 6, the fixing bolt 7 and the fixing nut 8, and the service life is longer.
The implementation principle and the beneficial effects of the embodiment are as follows:
before experimental, through card entry 5 with a plurality of elasticity indicating ring 2 mount pads to body of rod 1 week side respectively, utilize fixing bolt 7, fixed block 6, fixation nut 8's combined action, lock elasticity indicating ring 2 in body of rod 1 week side, in the test process, through the common judgement standard of regarding as of index mark 4 and elasticity indicating ring 2, observe the body of rod 1 depth of penetration to obtain experimental data. The utility model discloses simple structure, easily preparation, installation and dismantlement have reduced the artifical manual mark in the test process, and the security is high, and the external influence that the experiment received is little, and the experimental data precision is high, has better application prospect.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a drilling rod for circular cone dynamic penetration test which characterized in that: including the body of rod (1), the week side of the body of rod (1) is provided with a plurality of elasticity along its axial direction activity and instructs ring (2), and a plurality of elasticity instruct ring (2) equidistant range to set up, the border department of elasticity instructs ring (2) to follow lead angle (3) have been seted up to week side direction of the body of rod (1), elasticity instruct ring (2) in one side that lead angle (3) were located is fixed with index mark (4).
2. The drill rod for the cone dynamic penetration test according to claim 1, wherein one side of the elastic indicating ring (2) is provided with a clamping inlet (5).
3. The drill rod for the cone dynamic penetration test according to claim 2, wherein fixing blocks (6) are fixed at two ends of the elastic indicating ring (2) at one side where the clamping inlet (5) is located, a fixing bolt (7) penetrates through two fixing blocks (6) together, and the fixing bolt (7) penetrates through the two fixing blocks (6) and is in threaded connection with a fixing nut (8).
4. The drill rod for the cone dynamic penetration test according to claim 3, wherein an anti-slip layer is fixed on one side of the elastic indicating ring (2) close to the rod body (1).
5. The drill rod for the cone dynamic penetration test according to claim 3, wherein the outer surfaces of the elastic indicating ring (2), the fixing block (6), the fixing bolt (7) and the fixing nut (8) are coated with an anticorrosive coating.
6. Drill rod for dynamic cone penetration tests according to claim 1, characterized in that the elastic indicating ring (2) is made of alloy spring steel.
7. The drill rod for the cone dynamic penetration test according to claim 1, wherein one end of the rod body (1) is fixed with a connector (9), the outer wall of the connector (9) is fixed with male threads, and the inner wall of one end of the rod body (1) far away from the connector (9) is fixed with female threads matched with the male threads.
8. The drill rod for the cone dynamic penetration test according to claim 7, wherein the rod body (1) and the connector (9) are both made of alloy structural steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743793.4U CN210288327U (en) | 2019-05-21 | 2019-05-21 | Drill rod for cone dynamic penetration test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743793.4U CN210288327U (en) | 2019-05-21 | 2019-05-21 | Drill rod for cone dynamic penetration test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210288327U true CN210288327U (en) | 2020-04-10 |
Family
ID=70070177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920743793.4U Expired - Fee Related CN210288327U (en) | 2019-05-21 | 2019-05-21 | Drill rod for cone dynamic penetration test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210288327U (en) |
-
2019
- 2019-05-21 CN CN201920743793.4U patent/CN210288327U/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 |
Granted publication date: 20200410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |