CN216339432U

CN216339432U - Probe rod of static sounding instrument

Info

Publication number: CN216339432U
Application number: CN202122495930.7U
Authority: CN
Inventors: 黄琼梅; 史志敏
Original assignee: Fujian West Coast Architectural Design Institute Co ltd
Current assignee: Fujian West Coast Architectural Design Institute Co ltd
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-04-19
Anticipated expiration: 2031-10-16

Abstract

The utility model discloses a probe rod of a static sounding instrument, which relates to the technical field of geological exploration equipment and comprises a probe rod body and an extension rod connected with the probe rod body, wherein grooves are formed in the top end of the probe rod body and the upper and lower ends of the extension rod, guide grooves are formed in the inner walls of two sides of each groove, limiting holes are drilled in the inner walls of the other two sides of each groove, the extension rod is positioned above the groove formed in the top end of the probe rod body, a fixing cylinder core is inserted between the groove in the bottom end of the extension rod and the groove in the top end of the probe rod body, a protective outer sleeve is detachably sleeved on the outer side of the fixing cylinder core between the extension rod and the probe rod body, side through grooves are symmetrically formed in two sides of the top end surface of the fixing cylinder core, and a tightening mechanism elastically clamped with the limiting holes in the grooves is installed in the side through grooves. This static sounding appearance probe rod makes things convenient for the quick installation of probe rod body and extension bar to still be convenient for the quick dismantlement after the installation, improved the efficiency of installation and dismantlement.

Description

Probe rod of static sounding instrument

Technical Field

The utility model relates to the technical field of geological exploration equipment, in particular to a probe rod of a static penetrometer.

Background

The static penetrometer is suitable for in-situ testing of foundation soil in civil engineering, municipal administration, roads and engineering in general cohesive soil, soft soil, loess and sandy soil areas. Because the hole of surveying is darker, the static sounding appearance that adopts at present is formed by the concatenation of multistage extension bar.

At present, when the extension bar of the static sounding instrument is spliced and installed, the mode of threaded connection is generally adopted for fixing, and the mode of fixing easily causes abrasion at a thread path when the extension bar is used and replaced for multiple times, so that the overall installation and disassembly efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a probe rod of a static penetrometer, which aims to solve the problem that the traditional mode of generally adopting threaded connection for fixing is provided in the background technology, and the fixed mode easily causes abrasion at a thread path when the probe rod is used and replaced for multiple times, so that the integral installation and disassembly efficiency is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a static sounding appearance probe rod, includes probe rod body and the extension bar of this body coupling of probe rod, the top of probe rod body and the upper and lower both ends of extension bar all set up flutedly, the guide way has been seted up to the both sides inner wall of recess, the inner wall of the other both sides of recess has bored spacing hole, the extension bar is located the top that the recess was seted up on probe rod body top, and it has fixed barrel core to peg graft between the recess of extension bar bottom and the recess on probe rod body top, and the fixed barrel core outside between extension bar and the probe rod body can be dismantled and cup jointed the protective outer sleeve, the side logical groove has been seted up to the top face bilateral symmetry of fixed barrel core to at the side logical inslot install with the tight mechanism in top of spacing hole elasticity joint in the recess.

Preferably, extension bar, probe rod body and fixed section of thick bamboo core are the cylinder type structure, and extension bar, probe rod body and the coaxial setting of fixed section of thick bamboo core, and fixed section of thick bamboo core center department attacks the through-hole that has vertical link up.

Preferably, the two symmetrical ends of the outer side surface of the fixed barrel core are respectively protruded with a convex strip in a long strip shape, the convex strips and the fixed barrel core are in an integral structure, and the convex strips are matched with the guide grooves in the grooves.

Preferably, the protective outer sleeve is composed of a first protective half ring and a second protective half ring which are clamped with each other, wherein an insertion block is convexly arranged on one side surface, which is attached to the first protective half ring and the second protective half ring, of the first protective half ring, and a slot matched with the insertion block is formed in one side surface, which is attached to the first protective half ring and the second protective half ring, of the second protective half ring.

Preferably, a threaded jack penetrates through the middle of one side face of the insertion block, a mounting hole is bored in the side face of one end, close to the insertion slot, of the second protection semi-ring, and the first protection semi-ring and the second protection semi-ring penetrate through the mounting hole through a tightening screw rod and are screwed into the threaded jack to be fixedly connected.

Preferably, the tight mechanism in top is including installing the threaded rod that the groove was led to the side in the middle of the department, leading to the inslot slip and the screw thread cover slide in the threaded rod outside and installing the side lead to the inslot side and with the elastic component of slide butt, the one end of threaded rod extends to the surface of fixed section of thick bamboo core to attack the hexagonal counter bore.

Preferably, the elastic part comprises a plurality of limiting columns which are inserted into the side wall of the fixed cylinder core in a sliding manner, limiting blocks which are fixed at one ends of the limiting columns which are positioned in the side through grooves and buffer springs which are sleeved at the outer sides of the limiting columns which are positioned in the side through grooves, and the limiting columns are matched with the limiting holes.

In conclusion, the technical effects and advantages of the utility model are as follows: compared with the existing probe rod of the static sounding instrument, the extension rod and the probe rod body are connected through the fixing barrel core, the two ends of the fixing barrel core are fixed in the grooves, and the extension rod and the probe rod body are convenient to detach from the fixing grooves through the jacking mechanism; when extension bar and probe rod body coupling in addition, are connected by the fixed section of thick bamboo core that is located the center, and fixed section of thick bamboo core adopts spacing tight mode in top to be fixed with extension bar and probe rod body respectively to when fixed, avoided the rotatory wearing and tearing problem that conventional threaded connection caused, also can improve the connection stability between extension bar and the probe rod body simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic view of the present invention in a disassembled state.

Fig. 3 is a schematic view of the outer shielding sleeve of the present invention in a disassembled structure.

Fig. 4 is a cross-sectional view of a stationary cartridge of the present invention.

Description of reference numerals:

1. a probe rod body; 2. lengthening a rod; 3. a protective outer sleeve; 4. screwing down the screw; 5. a groove; 6. a limiting hole; 7. a guide groove; 8. fixing the cylinder core; 9. a convex strip; 10. a first guard half ring; 11. a second guard half ring; 12. a slot; 13. inserting a block; 14. a side through groove; 15. a slide plate; 16. a threaded rod; 17. a limiting block; 18. a limiting column; 19. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a probe rod of a static penetrometer comprises a probe rod body 1 and an extension rod 2 connected with the probe rod body 1, wherein the extension rod 2 is not limited to one, the top end of the probe rod body 1 and the upper and lower ends of the extension rod 2 are both provided with a groove 5, the inner walls of the two sides of the groove 5 are provided with guide grooves 7, the inner walls of the other two sides are drilled with limit holes 6, the axial lead of each limit hole 6 is vertically corresponding to the length direction of each guide groove 7, the extension rod 2 is positioned above the groove 5 arranged at the top end of the probe rod body 1 to form splicing at the upper end of the probe rod body 1, a fixed cylinder core 8 is spliced between the groove 5 at the bottom end of the extension rod 2 and the groove 5 at the top end of the probe rod body 1, the extension rod 2 can also be spliced by the fixed cylinder cores, a protective outer sleeve 3 can be detachably sleeved at the outer side of the fixed cylinder core 8 between the extension rod 2 and the probe rod body 1 to protect the fixed cylinder core 8 exposed outside, and the external diameter of the protective outer sleeve 3 is the same as the diameter of the feeler lever body 1 and the extension bar 2, the two sides of the top end surface of the fixed cylinder core 8 are symmetrically provided with side through grooves 14, and a jacking mechanism elastically clamped with the limiting holes 6 in the grooves 5 is arranged in the side through grooves 14.

Referring to fig. 1-2, extension bar 2, probe rod body 1 and fixed barrel core 8 are the cylinder type structure, and extension bar 2, probe rod body 1 and the coaxial setting of fixed barrel core 8, and the external diameter of fixed barrel core 8 is coincide with 5 internal diameters of recess, makes things convenient for the adaptation, and the vertical height of fixed barrel core 8 is greater than the vertical height of two recesses to guarantee to expose part and 3 adaptations of protective outer sleeve, and center department attacks there is the vertical through-hole that link up.

Referring to fig. 2, the two symmetrical ends of the outer side of the fixed cylinder core 8 are all protruded to form a long-strip-shaped protruding strip 9, the protruding strip 9 and the fixed cylinder core 8 are of an integrated structure, and the protruding strip 9 is matched with the guide groove 7 in the groove 5, so that when the fixed cylinder core 8 is inserted into the groove 5, the same position of the fixed cylinder core 8 in each insertion can be ensured, and the guide during insertion is formed.

Referring to fig. 3, the protection outer sleeve 3 is composed of a first protection half ring 10 and a second protection half ring 11 which are clamped with each other, so as to form a circular protection outer sleeve 3, the fixed cylinder core 8 is protected, and the inner wall of the protection outer sleeve 3 is also provided with a guide groove for being matched with the convex strip 9, wherein an insert 13 is convexly arranged on one side surface where the first protection half ring 10 and the second protection half ring 11 are attached, and a slot 12 matched with the insert 13 is arranged on one side surface where the second protection half ring 11 and the first protection half ring 10 are attached, so that the stability of the first protection half ring 10 and the second protection half ring 11 when being combined is facilitated.

Referring to fig. 3, a threaded hole penetrates through the middle of one side surface of the insert block 13, a mounting hole is bored in the side surface of one end, close to the slot 12, of the second protection half ring 11, the mounting hole is communicated with the slot 12 and has the same aperture as the threaded hole, and the first protection half ring 10 and the second protection half ring 11 are fixedly connected by screwing the screw bolt 4 into the threaded hole through the mounting hole, so that the fixation stability is realized.

Referring to fig. 4, the tight mechanism in top is including installing the threaded rod 16 that the groove 14 middle department was led to the side, the slide 15 that slides and the thread bush in the threaded rod 16 outside is led to the groove 14 in the side and install the side and lead to the inboard side of groove 14 and with the elastic component of slide 15 butt, slide 15 side is led to the groove 14 lateral wall with the side and is hugged closely, threaded rod 16 can rotate through the bearing in the groove 14 is led to the side, and the one end of threaded rod 16 extends to the surface of fixed bobbin core 8, and attack the hexagonal counter bore, conveniently use the hexagonal spanner to insert the hexagonal counter bore and rotate threaded rod 16.

Referring to fig. 4, the elastic element includes a plurality of spacing posts 18 inserted in the side wall of the fixed barrel core 8 in a sliding manner, a limiting block 17 fixed at one end of the spacing post 18 in the side through groove 14 and a buffer spring 19 sleeved outside the spacing post 18 in the side through groove 14, the limiting block 17 is arranged to prevent the spacing post 18 from separating from the fixed barrel core 8, the buffer spring 19 is abutted against the limiting block 17, when the spacing post 18 moves, the stress is compressed to form a rebound force, when the subsequent spacing post 18 is not stressed, the rebound force is generated, and the spacing post 18 is matched with the spacing hole 6.

The working principle of the probe rod of the static penetrometer is that when the probe rod body 1 is connected and assembled with the extension rod 2, two ends of a fixed cylinder core 8 are respectively inserted into a groove 5 of the extension rod 2 and the probe rod body 1, a raised line 9 of the fixed cylinder core 8 is matched with a guide groove 7 on one side of the groove 5 so as to ensure that a limit column 18 of the fixed cylinder core 8 corresponds to a limit hole 6 on the side wall of the groove 5, after the correspondence is finished, a hexagonal wrench is inserted into a hexagonal counter bore of a threaded rod 16, the threaded rod 16 rotates to drive a sliding plate 15 to move, when the sliding plate 15 moves, the limit column 18 is pushed to extrude a spring, the limit column 18 is pushed out of the fixed cylinder core 8 until the limit column 18 is inserted into the limit hole 6, after the adaptation is finished, the hexagonal wrench is taken down, a first protection half ring 10 and a second protection ring 11 are sleeved on the outer side of the fixed cylinder core 8, and an insertion block 13 is adapted with an insertion groove 12, the protection of the exposed part of the fixed cylinder core 8 is completed, then the first protection half ring 10 and the second protection half ring 11 are fixed by using the screwing screw rod 4, the whole installation is completed, when the fixed cylinder core 8 is disassembled again, the first protection half ring 10 and the second protection half ring 11 are taken down, the threaded rod 16 is rotated reversely, the limit column 18 is ejected out of the limit hole 6 due to the rebound of the buffer spring 19, and the fixed cylinder core 8 can be taken down quickly.

Finally, it should be noted that: 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 utility model.

Claims

1. The utility model provides a static sounding appearance probe rod, includes probe rod body (1) and extension bar (2) of being connected with probe rod body (1), its characterized in that: the top end of the probe rod body (1) and the upper and lower ends of the extension rod (2) are both provided with grooves (5), the inner walls of two sides of the groove (5) are provided with guide grooves (7), the inner walls of the other two sides of the groove (5) are drilled with limit holes (6), the extension bar (2) is positioned above the groove (5) formed at the top end of the probe rod body (1), a fixed cylinder core (8) is inserted between the groove (5) at the bottom end of the extension bar (2) and the groove (5) at the top end of the probe rod body (1), and a protective outer sleeve (3) is detachably sleeved on the outer side of a fixed cylinder core (8) between the extension bar (2) and the probe rod body (1), two sides of the top end surface of the fixed cylinder core (8) are symmetrically provided with side through grooves (14), and a jacking mechanism elastically clamped with the limiting hole (6) in the groove (5) is arranged in the side through groove (14).

2. A static penetrometer probe according to claim 1, characterized in that: extension bar (2), probe rod body (1) and fixed barrel core (8) are the cylinder type structure, and extension bar (2), probe rod body (1) and fixed barrel core (8) coaxial setting, and fixed barrel core (8) center department attacks the through-hole that has vertical lining up.

3. A static penetrometer probe according to claim 1, characterized in that: the two symmetrical ends of the outer side surface of the fixed barrel core (8) are respectively protruded with a convex strip (9) in a long strip shape, the convex strips (9) and the fixed barrel core (8) are of an integrated structure, and the convex strips (9) are matched with the guide grooves (7) in the grooves (5).

4. A static penetrometer probe according to claim 1, characterized in that: the protective outer sleeve (3) is composed of a first protective half ring (10) and a second protective half ring (11) which are clamped with each other, wherein an insertion block (13) is convexly arranged on one side surface, attached to the first protective half ring (10) and the second protective half ring (11), of the first protective half ring (10), and a slot (12) matched with the insertion block (13) is formed in one side surface, attached to the first protective half ring (10), of the second protective half ring (11).

5. A static penetrometer probe according to claim 4, characterized in that: a threaded jack penetrates through the middle of one side face of the insert block (13), a mounting hole is tapped at one side face of one end, close to the slot (12), of the second protection semi-ring (11), and the first protection semi-ring (10) and the second protection semi-ring (11) penetrate through the mounting hole through the tightening screw (4) and are screwed into the threaded jack to be fixedly connected.

6. A static penetrometer probe according to claim 1, characterized in that: the tight mechanism in top is including installing threaded rod (16) of locating in the middle of the logical groove (14) of side, leading to slide and screw sleeve slide (15) in the threaded rod (16) outside and installing in the logical groove (14) of side and installing the elastic component that the inboard edge of logical groove (14) of side and with slide (15) butt, the one end of threaded rod (16) extends to the surface of fixed section of thick bamboo core (8) to attack the hexagonal counter bore.

7. A static penetrometer probe according to claim 6, characterized in that: the elastic piece comprises a plurality of limiting columns (18) which are inserted into the side wall of the fixed cylinder core (8) in a sliding mode, limiting blocks (17) which are fixed at one ends of the limiting columns (18) which are located in the side through grooves (14) and buffer springs (19) which are sleeved on the outer sides of the limiting columns (18) which are located in the side through grooves (14), and the limiting columns (18) are matched with the limiting holes (6).