CN213275985U

CN213275985U - Stratum wave velocity tester

Info

Publication number: CN213275985U
Application number: CN202022679886.0U
Authority: CN
Inventors: 朱帮义; 李程; 丁前; 刘庆; 赵旭
Original assignee: Jiangsu Provincial Geotechnical Surveying & Design Institute
Current assignee: Jiangsu Provincial Geotechnical Surveying & Design Institute
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-05-25
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to a stratum wave speed tester, including probe body and control switch, install the mounting bracket on the bottom surface of probe body, fixed mounting has the mounting panel on the bottom surface of mounting bracket, the mounting panel bottom surface on set up the rotatory logical groove of bar, rotatory logical inslot fixed is provided with the rotary rod, the distal end of rotary rod is located the downside of mounting panel, the near-end is located the upside of mounting panel, fixed mounting has the flotation element on the distal end of rotary rod, control switch sets up on the top surface of mounting panel, and the rotary rod is rotatable and make the near-end press control switch, be connected with the elastic component on the rotary rod, the near-end is moved towards one side of keeping away from control switch to the. This application has and can judge whether the probe body is located the position that is a little higher than ponding according to control switch's opening and closing to be convenient for people's adjustment probe body's position makes its effect of carrying out the test that can be accurate.

Description

Stratum wave velocity tester

Technical Field

The application relates to the field of geological exploration equipment, in particular to a formation wave velocity tester.

Background

In the field work of earthquake safety evaluation, a hole is drilled in the ground, a probe of a wave velocity tester is inserted into the hole and is lowered until the bottom of a drill bit is reached, and then the test is carried out. However, because the borehole is deep, the bottom of the borehole is prone to have a lot of accumulated water, and the probe can affect the shear wave velocity test after the probe is submerged into the accumulated water.

For example, chinese patent publication No. CN206710624U discloses a suspension type probe supporting device for shear wave velocity tester, which comprises an open fastening ring, a chassis is disposed below the fastening ring, a spring is disposed between the fastening ring and the chassis, the lower end of the spring is fixed to a through hole of the chassis, a contact rod is sleeved in the spring, and the upper portion of the contact rod is fixedly connected to the upper end of the spring; the contact bar is provided with the bayonet socket along week, and the lower extreme on chassis is provided with the fixing base, and the fixing base articulates by the articulated shaft has the bracing piece, and the one end of bracing piece is provided with the dop with bayonet socket complex, and the one end that the bracing piece is connected with the fixing base is provided with compression spring, compression spring's one end and bracing piece fixed connection, and compression spring's the other end is fixed in the chassis. The vertical support device is simple in structure and convenient to use, and vertical support is achieved.

In view of the above-described related art, the inventors consider that this structure can be applied only when the slurry is small or thick. When the mud of bottom is comparatively thin, in the bracing piece directly passed the mud easily, still can lead to in the probe submerges mud and ponding, still can exert an influence to shear wave velocity test.

SUMMERY OF THE UTILITY MODEL

In order to improve the bracing piece and directly pass mud easily, lead to the probe to submerge in mud and ponding, can produce the problem of influence to the shear wave velocity test, this application provides a formation wave velocity tester.

The application provides a stratum wave speed tester adopts following technical scheme:

a stratum wave velocity tester comprises a probe body and a control switch, wherein a mounting frame is mounted on the bottom surface of the probe body, a mounting plate is fixedly mounted on the bottom surface of the mounting frame, a strip-shaped rotary through groove is formed in the bottom surface of the mounting plate, a rotary shaft rod is fixedly arranged in the rotary through groove, the rotary shaft rod is horizontally arranged and perpendicular to the rotary through groove, a rotary rod is rotatably mounted on the rotary shaft rod, the rotary rod takes the rotary shaft rod as a rotary axis, the distances between two ends of the rotary rod and the rotary shaft rod are unequal, one end far away from the rotary axis is a far end, and the other end is a; the distal end of rotary rod is located the downside of mounting panel, and the near-end is located the upside of mounting panel, and fixed mounting has the floating piece on the distal end of rotary rod, and control switch sets up on the top surface of mounting panel, and the rotary rod is rotatable and makes the near-end press control switch, is connected with the elastic component on the rotary rod, and the elastic component pulling near-end moves towards one side of keeping away from control switch.

Through adopting above-mentioned technical scheme, rotate on the bottom surface of mounting bracket and install the rotation axostylus axostyle, and be provided with the floating piece on the distal end of rotation axostylus axostyle. When the floating piece contacts accumulated water, the floating piece floats upwards and drives the rotating rod to rotate. When the floating piece is lifted, the near end of the rotating rod moves towards one side close to the control switch until the control switch is pressed down. When people pull up the probe body, the rotating rod moves towards one side far away from the control switch under the action of gravity and the elastic element. Whether the probe body is located at a position slightly higher than accumulated water or not can be judged according to the opening and closing of the control switch, so that people can adjust the position of the probe body conveniently, and the probe can be accurately tested.

Optionally, the bottom surface of the mounting plate is provided with at least two strip-shaped rotary through grooves, the circumferential arrays of the rotary through grooves are arranged on the bottom surface of the mounting plate, the control switch is located at the center of the circumference, and the near ends of the rotary rods are close to each other.

Through adopting above-mentioned technical scheme, through being provided with a plurality of rotatory logical grooves, the rotary rod that each rotation led to the inslot all can press the control switch of center department, and it is better to press the effect.

Optionally, the elastic piece is an elastic cushion block fixedly mounted on the top surface of the mounting plate, the elastic cushion block is annular, a waterproof film is fixedly arranged on the top surface of the elastic cushion block, the waterproof film covers a central hole of the elastic cushion block, the control switch is mounted in the annular elastic cushion block, and the height of the elastic cushion block is higher than that of the control switch.

Through adopting above-mentioned technical scheme, protection control switch that elastic cushion and waterproof film can be fine makes control switch not fragile to control switch is difficult direct contact ponding yet, has improved control switch's life.

Optionally, a through hole is formed in the side face of the elastic cushion block, a wire is connected to the control switch and penetrates through the through hole, and the wire is connected with the through hole in a sealing mode.

By adopting the technical scheme, the wire of the control switch is sealed with the through hole, so that water is not easy to permeate into the waterproof film from the through hole.

Optionally, the rotary rod divide into two sections, be located the rotary shaft pole and be close to near-end one side for the quarter butt, be located the rotary shaft pole and be close to far-end one side for the stock, contained angle between quarter butt and the stock is the obtuse angle, and when the stock rotated to horizontal position, the near-end in the quarter butt was located the top of stock, installs the balancing weight on the quarter butt, the balancing weight makes the quarter butt orientation be close to one side rotation of control switch.

Through adopting above-mentioned technical scheme, install the balancing weight on the quarter butt, make the quarter butt rotate towards the one side that is close to control switch to make the stock rotate towards the one side of keeping away from control switch. The floating piece on the long rod can float more easily after contacting accumulated water.

Optionally, the counterweight block is fixedly arranged on the near end of the short rod, and when the long rod rotates to the horizontal position, the counterweight block is fixedly arranged on the lower side of the short rod.

Through adopting above-mentioned technical scheme, when the rotary rod rotated, the balancing weight can be more easy press control switch.

Optionally, the distance between one end of the rotary through groove far away from the control switch and the rotary shaft rod is not less than the length of the long rod, and the floating piece can be embedded into the rotary through groove.

Through adopting above-mentioned technical scheme, stock and floating piece all can rotate and imbed the rotatory inslot that leads to, can be convenient when not using accomodate, and when using, if drilling bottom is anhydrous, the rotatory inslot back that leads to of stock embedding, can be stable erect on the bottom surface.

Optionally, the side face of the rotary through groove close to one end of the control switch is set to be an inclined face, the upper end of the inclined face inclines towards one side close to the control switch, and the included angle between the inclined face and the horizontal plane is not smaller than the included angle between the short rod and the long rod.

Through adopting above-mentioned technical scheme, because the diameter of rotary rod is great, set the side that leads to the groove to be close to control switch one end rotatory to the inclined plane, can be convenient for the rotary rod rotate to extrusion control switch's position.

In summary, the present application includes at least one of the following beneficial technical effects:

1. whether the probe body is slightly higher than accumulated water or not can be judged according to the on-off of the control switch, so that people can conveniently adjust the position of the probe body, and the probe can be accurately tested;

2. and when using, if the drilling bottom is anhydrous, the stock embedding is rotatory logical inslot back, and the erection that the mounting bracket can be stable is on the bottom surface.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic view of the structure of the mounting plate.

Description of reference numerals: 1. a probe body; 11. a mounting frame; 12. mounting a plate; 13. a control switch; 2. rotating the through groove; 21. rotating the shaft lever; 3. rotating the rod; 31. a long rod; 32. a short bar; 33. a float member; 34. a balancing weight; 4. an elastic cushion block; 41. a waterproof film; 42. and (5) perforating holes.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses formation wave velocity tester. Referring to fig. 1 and 2, the formation wave velocity tester includes a probe body 1. The bottom surface of the probe body 1 is provided with a mounting rack 11, and the bottom surface of the mounting rack 11 is fixedly provided with a horizontal mounting plate 12. A control switch 13 is mounted at the center of the top surface of the mounting plate 12.

Referring to fig. 1 and 2, four strip-shaped rotary through grooves 2 are formed in the bottom surface of the mounting plate 12, the four rotary through grooves 2 are circumferentially arrayed on the bottom surface of the mounting plate 12, and one end of each rotary through groove 2 faces the center of the mounting plate 12. A horizontal rotation shaft 21 is fixedly installed inside the rotation through slot 2, and the rotation shaft 21 is perpendicular to the rotation through slot 2 and is located at one side close to the center of the mounting plate 12.

Referring to fig. 1 and 2, the rotating rod 3 is rotatably mounted on the rotating shaft 21, and the rotating rod 3 uses the rotating shaft 21 as a rotating axis. The distances between the two ends of the rotating rod 3 and the rotating shaft rod 21 are unequal, one end far away from the rotating axis is a far end, and the other end is a near end; the part of the rotary rod 3 between the distal end and the rotary shaft 21 is a long rod 31, the part of the rotary rod 3 between the proximal end and the rotary shaft 21 is a short rod 32, and the included angle between the short rod 32 and the long rod 31 is 120 degrees. The distance between one end of the rotary through groove 2 far away from the center of the mounting plate 12 and the rotary shaft rod 21 is equal to the length of the long rod 31, the side face of one end of the rotary through groove 2 close to the center of the mounting plate 12 is an inclined face, and the included angle between the inclined face and the horizontal plane is 120 degrees. A foam block as a floating member 33 is fixedly mounted on the distal end of the long rod 31, and the width of the foam block is equal to that of the rotary through slot 2. A weight block 34 is fixedly mounted on the proximal end of the short rod 32, the long rod 31 is in a horizontal state and is located at a position where the rotating shaft 21 is far away from the center of the mounting plate 12, the proximal end of the short rod 32 is higher than the top surface of the mounting plate 12, and the weight block 34 is located at the lower side of the short rod 32.

Referring to fig. 1 and 2, an elastic pad 4 serving as an elastic member is fixedly installed at the center of the top surface of the mounting plate 12, the elastic pad 4 is annular, and the control switch 13 is embedded inside the elastic pad 4. The top surface of the elastic cushion block 4 is higher than the top surface of the control switch 13, and the top surface of the elastic cushion block 4 is hermetically connected with a waterproof film 41, and the waterproof film 41 covers the central hole of the elastic cushion block 4. The side wall of the elastic cushion block 4 is provided with a through hole 42, and a lead connected to the control switch 13 penetrates through the through hole 42 and is hermetically connected with the inner side wall of the through hole 42 by injecting glue.

The implementation principle of the formation wave velocity tester in the embodiment of the application is as follows: a rotation shaft 21 is rotatably mounted on the bottom surface of the mounting bracket 11, and a floating member 33 is provided on the distal end of the rotation shaft 21. When the floating member 33 contacts the accumulated water, the floating member 33 floats upwards and drives the rotating rod 3 to rotate. The weight block 34 is arranged on the short rod 32, so that the short rod 32 rotates towards one side close to the control switch 13, the long rod 31 rotates towards one side far away from the control switch 13, the floating piece 33 on the long rod 31 is more easily floated after contacting accumulated water, and at the moment, the near end of the rotating rod 3 moves towards one side close to the control switch 13 until the control switch 13 is pressed down. When the probe body 1 is pulled up by a person, the rotating rod 3 moves towards the side far away from the control switch 13 under the action of gravity and the elastic element. Whether the probe body 1 is located at a position slightly higher than accumulated water or not can be judged according to the opening and closing of the control switch 13, so that people can adjust the position of the probe body 1 conveniently, and the probe can be accurately tested.

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.

Claims

1. The utility model provides a stratum wave speed tester, includes probe body (1) and control switch (13), installs mounting bracket (11) on the bottom surface of probe body (1), and fixed mounting has mounting panel (12), its characterized in that on the bottom surface of mounting bracket (11): the bottom surface of the mounting plate (12) is provided with a strip-shaped rotating through groove (2), a rotating shaft rod (21) is fixedly arranged in the rotating through groove (2), the rotating shaft rod (21) is horizontally arranged and perpendicular to the rotating through groove (2), a rotating rod (3) is rotatably mounted on the rotating shaft rod (21), the rotating rod (3) takes the rotating shaft rod (21) as a rotating axis, the distances between two ends of the rotating rod (3) and the rotating shaft rod (21) are unequal, one end far away from the rotating axis is a far end, and the other end is a near end; the distal end of rotary rod (3) is located the downside of mounting panel (12), the near-end is located the upside of mounting panel (12), fixed mounting has floating member (33) on the distal end of rotary rod (3), control switch (13) set up on the top surface of mounting panel (12), and rotary rod (3) are rotatable and make the near-end press control switch (13), be connected with the elastic component on rotary rod (3), the elastic component pulls the near-end and removes towards the one side of keeping away from control switch (13).

2. The formation wave velocity tester of claim 1, characterized in that: the bottom surface of mounting panel (12) on set up the rotatory logical groove (2) of two at least bars, each rotatory logical groove (2) circumference array sets up on the bottom surface of mounting panel (12), and control switch (13) are located the center department of circumference, the near-end of each rotary rod (3) is close to each other.

3. The formation wave velocity tester according to claim 2, characterized in that: the elastic piece be elastic cushion block (4) of fixed mounting on the top surface of mounting panel (12), elastic cushion block (4) are the annular, the fixed waterproof membrane (41) that is provided with on the top surface of elastic cushion block (4), the centre bore of elastic cushion block (4) is covered in waterproof membrane (41), control switch (13) are installed in annular elastic cushion block (4), and the height that highly is higher than control switch (13) of elastic cushion block (4).

4. The formation wave velocity tester of claim 3, characterized in that: the side of the elastic cushion block (4) is provided with a through hole (42), the control switch (13) is connected with a wire, the wire penetrates through the through hole (42), and the wire is connected with the through hole (42) in a sealing manner.

5. The formation wave velocity tester of claim 1, characterized in that: rotary rod (3) divide into two sections, be located that rotary shaft pole (21) are close to near-end one side for quarter butt (32), be located that rotary shaft pole (21) are close to far-end one side for stock (31), contained angle between quarter butt (32) and stock (31) is the obtuse angle, and when stock (31) rotated to horizontal position, near-end in quarter butt (32) was located the top of stock (31), install balancing weight (34) on quarter butt (32), balancing weight (34) make quarter butt (32) rotate towards the one side that is close to control switch (13).

6. The formation wave velocity tester of claim 5, wherein: the balancing weight (34) is fixedly arranged on the near end of the short rod (32), and when the long rod (31) rotates to the horizontal position, the balancing weight (34) is fixedly arranged on the lower side of the short rod (32).

7. The formation wave velocity tester of claim 5, wherein: the distance between one end of the rotary through groove (2) far away from the control switch (13) and the rotary shaft rod (21) is not less than the length of the long rod (31), and the floating piece (33) can be embedded into the rotary through groove (2).

8. The formation wave velocity tester of claim 5, wherein: the side that rotatory logical groove (2) are close to control switch (13) one end sets to the inclined plane, the upper end orientation on inclined plane is close to control switch (13) one side slope, and the contained angle between inclined plane and the horizontal plane is not less than the contained angle between quarter butt (32) and stock (31).