Sampling equipment for reconnaissance of soft soil area

Abstract

The utility model belongs to the technical field of soft soil exploration sampling devices, and particularly relates to sampling equipment for soft soil area exploration, which comprises a first round rod, the first round rod is of a hollow structure, rectangular blocks are fixedly connected to two sides of the first round rod, a connecting mechanism is mounted on the lower side of the first round rod, and the first round rod is communicated with the connecting mechanism. A third round rod is clamped in the connecting mechanism, a sampling pipe is fixedly connected to the lower side of the third round rod, the sampling pipe is of a structure with an open lower side, a push plate is slidably connected into the sampling pipe, a second round rod is slidably connected into the first round rod, the upper end of the second round rod extends to the upper side of the first round rod, and the lower end of the second round rod penetrates through the connecting mechanism, the third round rod and the sampling pipe. The lower end of the second round rod is in threaded connection with the push plate. According to the utility model, the sampling pipe can be quickly replaced through the connecting mechanism, the replacement convenience is improved, the device is suitable for sampling pipes with different sizes and models, the time for changing the sampling pipe is shortened, and the working efficiency of soft soil sampling is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to soft soil survey sampling device technical field, specifically related to a sampling equipment for soft soil area reconnaissance. BACKGROUND

[0002] In the field of soft soil area engineering construction, geological survey is an important prerequisite for engineering design and construction, and its core is to obtain accurate soft soil physical and mechanical property data through sampling equipment. However, the traditional soft soil sampling equipment has exposed significant technical shortcomings in practical application;

[0003] In the prior art, the sampling pipe as the core component of the sampling equipment directly affects the survey sampling operation efficiency, the traditional equipment generally adopts bolt fastening, the traditional equipment needs to disassemble and assemble the components several times to replace the sampling pipe, the operation steps are complex, especially when sampling multilayer soft soil, the time consumption increases significantly, and the sampling pipe needs to be replaced with many tools, which is relatively cumbersome and increases the working efficiency of soft soil survey sampling. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a sampling equipment for soft soil area reconnaissance, which can quickly replace the sampling pipe through the connecting mechanism, increase the replacement convenience, be suitable for sampling pipes of different sizes, reduce the time length of changing the sampling pipe, and increase the working efficiency of soft soil sampling.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] A sampling equipment for soft soil area reconnaissance, comprising a first round rod, the first round rod is in a hollow structure, the first round rod is fixedly connected with a rectangular block on both sides, a connecting mechanism is installed on the lower side of the first round rod, the first round rod and the connecting mechanism are connected in communication, a third round rod is clamped in the connecting mechanism, the third round rod is fixedly connected with a sampling pipe on the lower side, the sampling pipe is in an open structure on the lower side, a push plate is slidably connected in the sampling pipe, a second round rod is slidably connected in the first round rod, the upper end of the second round rod extends to the upper side of the first round rod, the lower end of the second round rod penetrates through the connecting mechanism, the third round rod and the sampling pipe, and the lower end of the second round rod is threadedly connected with the push plate.

[0007] Further, the connecting mechanism comprises a cylinder, the cylinder is sleeved on the outer side of the lower end of the first round rod, two groups of slide grooves are formed in the inner walls on both sides of the cylinder, the two groups of slide grooves are one group, a clamping block is slidably connected in each slide groove, a support is fixedly connected on the outer side of each group of slide grooves, a threaded hole is formed in the support, a screw rod is threadedly connected in the threaded hole, and the other end of the screw rod is rotatably connected to the outer side of the clamping block.

[0008] Further, the opposite sides of the card block and the first circular rod and the third circular rod are contact surfaces, and the horizontal section of the contact surface is arc-shaped.

[0009] Further, a first clamping groove is formed on the outer side of the first circular rod, and a second clamping groove is formed on the outer side of the third circular rod, and the third circular rod and the second clamping groove are matched with the card block.

[0010] Further, a sleeve is slidably connected to the outer side of the first circular rod, a plurality of fixed blocks are fixedly connected to the outer side of the sleeve, a plurality of connecting blocks are rotatably connected to the outer sides of the fixed blocks, a plurality of latches are inserted into the connecting blocks, one end of the latches penetrates through the fixed blocks and the connecting blocks, and telescopic legs are fixedly connected to the lower sides of the connecting blocks.

[0011] Further, the card block is annular, and the card block is matched with the second clamping groove and the first clamping groove.

[0012] The technical effects achieved by the soft soil area survey sampling device are as follows.

[0013] The soft soil area survey sampling device can quickly replace the sampling pipe through the connecting mechanism, increase the convenience of replacement, be suitable for sampling pipes of different sizes, reduce the time length of changing the sampling pipe, and increase the working efficiency of soft soil sampling. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic view of the utility model;

[0015] Figure 2 is a sectional structure schematic view of the utility model;

[0016] Figure 3 is a sectional view of the connecting mechanism in the utility model;

[0017] Figure 4 is an explosion view of the utility model.

[0018] In the drawings, the components represented by each reference numeral are listed as follows:

[0019] 1, first circular rod; 2, second circular rod; 3, rectangular block; 4, sleeve; 5, telescopic leg; 6, fixed block; 7, connecting block; 8, latch; 9, sampling pipe; 10, cylinder; 11, support; 12, screw rod; 13, card block; 14, push plate; 15, third circular rod; 16, first clamping groove; 17, second clamping groove. DETAILED DESCRIPTION

[0020] In order to make the purpose and advantages of the utility model more clearly, the utility model is specifically described below in combination with examples.

[0021] As shown in Figures 1-4 A sampling device for soft soil area survey, comprising a first round rod 1, the first round rod 1 is of a hollow structure, the first round rod 1 is fixedly connected with a rectangular block 3 on both sides, a connecting mechanism is installed on the lower side of the first round rod 1, the first round rod 1 and the connecting mechanism are connected in communication, a third round rod 15 is clamped in the connecting mechanism, a sampling tube 9 is fixedly connected to the lower side of the third round rod 15, the sampling tube 9 is of an open lower side structure, a push plate 14 is slidably connected in the sampling tube 9, a second round rod 2 is slidably connected in the first round rod 1, the upper end of the second round rod 2 extends to the upper side of the first round rod 1, the lower end of the second round rod 2 penetrates through the connecting mechanism, the third round rod 15 and the sampling tube 9, and the lower end of the second round rod 2 is threadedly connected with the push plate 14;

[0022] In use, the first round rod 1, the third round rod 15 and the sampling tube 9 are connected in communication through the connecting mechanism, then the second round rod 2 is slidably connected in the first round rod 1, the connecting mechanism, the third round rod 15 and the sampling tube 9, the second round rod 2 is rotated to complete the thread connection of the lower end with the push plate 14 in the sampling tube 9, then the first round rod 1 is held and pressure is applied through the rectangular block 3 to drive the connecting mechanism, the third round rod 15 and the sampling tube 9 to vertically cut into the soft soil layer, then the soft soil gradually enters the sampling tube 9, when the sampling tube 9 is inserted to the target depth, the second round rod 2 is pulled upward to drive the push plate 14 to move upward until the upper end of the push plate 14 abuts against the inner top end of the sampling tube 9, at this time, the soft soil sample is sealed in the sampling tube 9, and the sampling operation of the soft soil sample is completed, finally the first round rod 1 is pulled out as a whole, a downward pushing force is applied through the rectangular block 3 on the upper side of the second round rod 2, at this time, the second round rod 2 drives the push plate 14 to push the soft soil sample in the sampling tube 9 out of the lower end opening of the sampling tube 9, which is convenient for subsequent detection and analysis, reduces the disturbance caused by manual contact with the sample, and when the soft soil at different depths needs to be sampled, the connecting mechanism can quickly replace the sampling tube 9, increases the convenience of replacement, is suitable for sampling tubes 9 of different sizes, reduces the time length of changing the sampling tube 9, and increases the working efficiency of soft soil sampling.

[0023] As shown in Figure 2 , Figure 3 , Figure 4As shown, the connecting mechanism comprises a cylinder 10 sleeved on the outer side of the lower end of the first circular rod 1, two groups of sliding grooves are formed on the inner walls of the two sides of the cylinder 10, one group comprises two sliding grooves, a clamping block 13 is slidably connected in each sliding groove, a support 11 is fixedly connected on the outer side of each group of sliding grooves, a threaded hole is formed in the support 11, a screw rod 12 is threadedly connected in the threaded hole, and the other end of the screw rod 12 is rotatably connected to the outer side of the clamping block 13;

[0024] In use, the first circular rod 1 and the third circular rod 15 are inserted into the cylinder 10, at this time the screw rod 12 is rotated, the screw rod 12 drives the clamping block 13 to move towards the first circular rod 1 and the third circular rod 15, and when the end face of the clamping block 13 abuts against the end face of the first circular rod 1 and the third circular rod 15, the quick connection of the first circular rod 1, the third circular rod 15 and the sampling tube 9 is completed, the time for replacing the sampling tube 9 is reduced, and the working efficiency of soft soil sampling is increased.

[0025] As shown in Figure 2 , Figure 3 , the opposite side surfaces of the clamping block 13, the first circular rod 1 and the third circular rod 15 are contact surfaces, the horizontal cross section of the contact surface is arc-shaped, in use, the horizontal cross section of the contact surface is arc-shaped, so that the contact between the clamping block 13 and the first circular rod 1 and the third circular rod 15 becomes surface contact, the contact area is increased under the same clamping force, the pressure is reduced, the wear of the first circular rod 1 and the third circular rod 15 is reduced, and the service life of the components is increased.

[0026] As shown in Figure 3 , Figure 4 , a first clamping groove 16 is formed on the outer side of the first circular rod 1, a second clamping groove 17 is formed on the outer side of the third circular rod 15, and the third circular rod 15 and the second clamping groove 17 are matched with the clamping block 13, in use, when the clamping block 13 is clamped in the first clamping groove 16 and the second clamping groove 17, the clamping block 13 forms a radial clamping force, the third circular rod 15 and the first circular rod 1 are less likely to shake, and the connection stability between the connecting mechanism, the first circular rod 1 and the third circular rod 15 is increased.

[0027] As shown in Figure 1 , Figure 2 , a sleeve 4 is slidably connected to the outer side of the first circular rod 1, a plurality of fixing blocks 6 are fixedly connected to the outer side of the sleeve 4, a plurality of connecting blocks 7 are rotatably connected to the outer side of the fixing blocks 6, a plurality of bayonets 8 are inserted into the outer side of the connecting blocks 7, one end of each bayonet 8 penetrates through the fixing block 6 and the connecting block 7, and a telescopic supporting leg 5 is fixedly connected to the lower side of the connecting block 7, in use, the sleeve 4 is slidably connected to the outer side of the first circular rod 1, the connecting block 7 drives the telescopic supporting leg 5 to adjust the angle, when the device is in a horizontal state, the soft soil can be sampled, and the angle is assisted when the soft soil is sampled.

[0028] As shown in Figure 2 , Figure 3 , Figure 4As shown, the card block 13 is annular, and the card block 13 is matched with the second clamping groove 17 and the first clamping groove 16, and when the annular surface of the card block 13 is in contact with the contact surface of the first clamping groove 16 and the second clamping groove 17, the contact area is increased, radial clamping is realized, the annular contact surface is attached to the whole circumference of the clamping groove, the contact area is large, the pressure is uniform, and local stress concentration is avoided.

[0029] The working principle of the utility model is as follows: in use, the first circular rod 1, the third circular rod 15 and the sampling pipe 9 are connected in communication through the connecting mechanism, then the second circular rod 2 is slidingly connected in the first circular rod 1, the connecting mechanism, the third circular rod 15 and the sampling pipe 9, the second circular rod 2 is rotated, the lower end thereof is threadedly connected with the push plate 14 in the sampling pipe 9, then the first circular rod 1 is held, pressure is applied through the rectangular block 3, the connecting mechanism, the third circular rod 15 and the sampling pipe 9 are vertically cut into the soft soil layer, then the soft soil gradually enters the sampling pipe 9, when the sampling pipe 9 is inserted to the target depth, the second circular rod 2 is pulled upward to drive the push plate 14 to move upward, until the upper end of the push plate 14 abuts against the inner top end of the sampling pipe 9, at this time, the soft soil sample is sealed in the sampling pipe 9, at this time, the soft soil sample sampling operation is completed, finally the first circular rod 1 is pulled out as a whole, a downward pushing force is applied through the rectangular block 3 on the upper side of the second circular rod 2, at this time, the second circular rod 2 drives the push plate 14 to push the soft soil sample in the sampling pipe 9 out of the lower opening of the sampling pipe 9, which is convenient for subsequent detection and analysis, reduces disturbance caused by manual contact with the sample, and when soft soil at different depths needs to be sampled, the connecting mechanism can quickly replace the sampling pipe 9, the convenience of replacement is increased, the sampling pipe 9 of different sizes is applicable, the time length for changing the sampling pipe 9 is reduced, and the working efficiency of soft soil sampling is increased.

[0030] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should also be regarded as the protection range of the utility model. The structures, devices and operation methods not specifically described and explained in the utility model are implemented according to conventional means in the field without special description and limitation.

Claims

1. A sampling device for soft soil area exploration, characterized by: The utility model relates to a sampling device, including first round stick (1), first round stick (1) is hollow structure, first round stick (1) both sides fixedly connected with rectangle block (3), first round stick (1) lower side installs connection mechanism, first round stick (1), connection mechanism intercommunication, the third round stick (15) is clamped in the connection mechanism, the third round stick (15) lower side fixedly connected with sampling tube (9), sampling tube (9) is the lower side open type structure, the sampling tube (9) is slidably connected with push -plate (14), the second round stick (2) is slidably connected in first round stick (1) inside, the second round stick (2) upper end extends to first round stick (1) upper side, the second round stick (2) lower end penetrates connection mechanism, third round stick (15) and sampling tube (9), and the second round stick (2) lower end and push -plate (14) are threadedly connected.

2. The sampling device for soft soil area surveying according to claim 1, characterized in that: The utility model relates to a sampling device, including first round stick (1), first round stick (1) is hollow structure, first round stick (1) both sides fixedly connected with rectangle block (3), first round stick (1) lower side installs connection mechanism, first round stick (1), connection mechanism intercommunication, the third round stick (15) is clamped in the connection mechanism, the third round stick (15) lower side fixedly connected with sampling tube (9), sampling tube (9) is the lower side open type structure, the sampling tube (9) is slidably connected with push -plate (14), the second round stick (2) is slidably connected in first round stick (1) inside, the second round stick (2) upper end extends to first round stick (1) upper side, the second round stick (2) lower end penetrates connection mechanism, third round stick (15) and sampling tube (9), and the second round stick (2) lower end and push -plate (14) are threadedly connected.

3. The sampling device for soft soil area investigation according to claim 2, characterized in that: The utility model relates to a sampling device, including first round stick (1), first round stick (1) is hollow structure, first round stick (1) both sides fixedly connected with rectangle block (3), first round stick (1) lower side installs connection mechanism, first round stick (1), connection mechanism intercommunication, the third round stick (15) is clamped in the connection mechanism, the third round stick (15) lower side fixedly connected with sampling tube (9), sampling tube (9) is the lower side open type structure, the sampling tube (9) is slidably connected with push -plate (14), the second round stick (2) is slidably connected in first round stick (1) inside, the second round stick (2) upper end extends to first round stick (1) upper side, the second round stick (2) lower end penetrates connection mechanism, third round stick (15) and sampling tube (9), and the second round stick (2) lower end and push -plate (14) are threadedly connected.

4. The sampling device for soft soil area investigation according to claim 1, characterized in that: The utility model relates to a sampling device, including first round stick (1), first round stick (1) is hollow structure, first round stick (1) both sides fixedly connected with rectangle block (3), first round stick (1) lower side installs connection mechanism, first round stick (1), connection mechanism intercommunication, the third round stick (15) is clamped in the connection mechanism, the third round stick (15) lower side fixedly connected with sampling tube (9), sampling tube (9) is the lower side open type structure, the sampling tube (9) is slidably connected with push -plate (14), the second round stick (2) is slidably connected in first round stick (1) inside, the second round stick (2) upper end extends to first round stick (1) upper side, the second round stick (2) lower end penetrates connection mechanism, third round stick (15) and sampling tube (9), and the second round stick (2) lower end and push -plate (14) are threadedly connected.

5. The sampling device for soft soil area investigation according to claim 1, characterized in that: The utility model relates to a sampling device, including first round stick (1), first round stick (1) is hollow structure, first round stick (1) both sides fixedly connected with rectangle block (3), first round stick (1) lower side installs connection mechanism, first round stick (1), connection mechanism intercommunication, the third round stick (15) is clamped in the connection mechanism, the third round stick (15) lower side fixedly connected with sampling tube (9), sampling tube (9) is the lower side open type structure, the sampling tube (9) is slidably connected with push -plate (14), the second round stick (2) is slidably connected in first round stick (1) inside, the second round stick (2) upper end extends to first round stick (1) upper side, the second round stick (2) lower end penetrates connection mechanism, third round stick (15) and sampling tube (9), and the second round stick (2) lower end and push -plate (14) are threadedly connected.

6. The sampling device for soft soil area investigation according to claim 3, characterized in that: ​

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