CN217561041U

CN217561041U - Mud sampling equipment

Info

Publication number: CN217561041U
Application number: CN202220748115.9U
Authority: CN
Inventors: 赵鹏; 赵康; 刘军; 吕颖聪; 吴艳龙; 陶慧阳
Original assignee: Fourth Engineering Co Ltd of China Railway 20th Bureau Group Co Ltd
Current assignee: Fourth Engineering Co Ltd of China Railway 20th Bureau Group Co Ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-10-11
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to a mud sampling equipment, include upper sleeve, lower sleeve and install the counter weight section of thick bamboo of lower sleeve bottom, upper sleeve cup joints on the lower sleeve, upper sleeve bilateral symmetry installs the locating plate, the locating plate pass through fixed part with upper sleeve fixed connection, the bottom of locating plate is connected with the balancing weight, the lower sleeve pass through sliding part with upper sleeve sliding connection upper sleeve with all be connected with the stay cord that is used for carrying on the lower sleeve and carry, based on above-mentioned operation, not only can avoid sneaking into the thick liquid on other layers, improved the quality that mud detected, saved the input of manpower and materials cost, after the sample is accomplished simultaneously, this sampling equipment still is convenient for more save and places, has reduced the possibility that mud spilt, avoids the repeated sampling, has greatly improved work efficiency.

Description

Mud sampling equipment

Technical Field

The utility model relates to an underground continuous wall construction field, more specifically, the utility model relates to a mud sampling equipment.

Background

The slurry is one of the most fundamental measures for ensuring the stability of the wall of the underground diaphragm wall, and the slurry is selected according to the property of foundation soil and other factors. When the underground continuous wall is constructed, the main function of the slurry is to maintain the stability of the wall of the groove, the slurry has certain relative density, if the liquid level of the slurry in the groove is higher than the underground water level by a certain height, the slurry generates certain hydrostatic pressure on the wall of the groove in the groove, can resist the lateral soil pressure and the water pressure acting on the wall of the groove, is equivalent to a liquid support, can prevent the wall of the groove from collapsing and peeling, and can prevent the underground water from permeating.

In the process of constructing the diaphragm wall, whether the mud of different positions in the groove accords with the regulation of foundation base standard often needs to be detected, must in time detect the mud density, viscosity and the sand content of these three different positions of bottom, middle part and upper portion in the groove, consequently, just need carry out the sample work with the help of mud sampling device to the mud in the deep trouth.

At present, a plurality of slurry sampling devices for deep grooves exist in the market, but most of the deep groove slurry sampling devices are similar to the slurry sampler structure shown in the publication No. CN210917494U, the slurry sampler adopts a turnover barrel type structure, when the slurry sampler descends to a proper position, a pull rope above the slurry sampler is pulled to turn over the sampling barrel, and the slurry sampling operation is carried out under the action of negative pressure.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solve the mud sampling equipment of above-mentioned existence and be difficult to the problem of placing after easily sneaking into other layer thick liquids and taking a sample.

According to the utility model discloses an aspect provides a mud sampling equipment, include upper sleeve, lower sleeve and install the counter weight section of thick bamboo of lower sleeve bottom, upper sleeve cup joints on the lower sleeve, the locating plate is installed to upper sleeve bilateral symmetry, the locating plate pass through fixed part with upper sleeve fixed connection, the bottom of locating plate is connected with the balancing weight, the lower sleeve pass through sliding component with upper sleeve sliding connection upper sleeve with all be connected with the stay cord that is used for carrying on the lower sleeve and carry.

Through this scheme, when needs carry out the thick liquid sample in the wall even on ground, the in-process that sampling device transferred, go up the sleeve with for closely registrate state between the sleeve down, under the effect of a counter weight section of thick bamboo and stay cord, this sampling device can fall steadily, when this sampling device falls to the position that needs carry out the thick liquid sample, the stay cord on the pulling sleeve, go up the sleeve and follow the direction rebound of locating plate to make and separate between last sleeve and the lower sleeve, thereby during mud got into the lower sleeve, get thick liquid and accomplish the back, loosen the stay cord on the sleeve, under the effect of the balancing weight of locating plate bottom, can make rapidly and seal up between last sleeve and the lower sleeve closed, thereby accomplish the sample work to mud in the wall even on ground, prevent the thick liquid on other layers from sneaking into, guaranteed the quality of thick liquid.

Preferably, the fixing part comprises a buckle and a fixing block rotatably connected with the upper sleeve, one end of the buckle is hinged with the upper sleeve, and a hole at the other end of the buckle penetrates through the fixing block to be fixed.

Through this scheme, when needs are fixed to the locating plate, rotate the fixed block for the fixed block passes the hole on the buckle and rotates locking, prevents at the in-process that carries out the mud sample, because the locating plate is fixed insecure, thereby leads to mud sampling equipment leakproofness poor, very easily dopes the thick liquid on other layers, still can cause down the sleeve to drop even, brings the difficulty for subsequent construction.

Preferably, the sliding part comprises a long groove arranged on the positioning plate, a sliding rod on the lower sleeve penetrates through the long groove to be connected with the positioning plate in a sliding mode, and a part, penetrating through the long groove, of the sliding rod is rotatably connected with a clamping block.

Through this scheme, go up the sleeve and be connected for dismantling between the sleeve down, rotate the fixture block on the slide bar for the fixture block passes the rectangular groove carries out inseparable chucking, and the stability of reinforcing lower sleeve in getting thick liquid in-process makes upper sleeve and lower sleeve be in the same axial all the time upwards, prevents that the position from taking place the skew, has ensured this sampling device's leakproofness and stability.

Preferably, the length of the fixture block is greater than the width of the elongated slot, and the width of the fixture block is smaller than the width of the elongated slot.

Through the scheme, the length of the fixture block is greater than the width of the long groove, so that the clamping operation is convenient to perform in the sampling process of the sampling equipment, the upper sleeve and the lower sleeve can be always kept in the same axial direction, and the position of the lower sleeve is prevented from deviating; the width of the fixture block is smaller than that of the long groove, so that the upper sleeve can be conveniently and timely detached after sampling is completed, and the upper sleeve is separated from the lower sleeve, so that slurry can be conveniently stored and taken out.

Preferably, the upper end of the positioning plate is hinged with the upper sleeve.

Through this scheme, locating plate and last sleeve articulated set up, be convenient for after the mud sample is accomplished, in time with last sleeve and lower sleeve separation operation, in time take off the upper sleeve, be favorable to depositing and taking out of thick liquid in the lower sleeve.

Preferably, the edge of the overlapped part of the upper sleeve and the lower sleeve is provided with a sealing strip.

Through this scheme, the setting of sealing strip has guaranteed the leakproofness of this mud sampling equipment in the sample in-process, prevents to sneak into the thick liquid on other layers to influence final mud testing result.

Preferably, the pull rope for pulling the lower sleeve is marked with scale marks.

Through this scheme, mark the scale mark in advance on telescopic stay cord down, according to this mark with sampling device whereabouts to the position that corresponds on to extract the mud thick liquid sample of different aspect, make the sample of mud more accurate.

The utility model discloses a technological effect lies in, this mud sampling equipment not only can avoid sneaking into the thick liquid on other layers, has improved the quality that mud detected, has saved the input of manpower and materials cost, and after the sample was accomplished simultaneously, this sampling equipment still was convenient for more save and was placed, has reduced the possibility that mud topples over, avoids the oversampling, has greatly improved work efficiency.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

Fig. 1 is a schematic structural diagram of the mud sampling apparatus of the present invention.

Fig. 2 is a schematic structural diagram of the mud sampling device of the present invention during mud feeding.

Figure 3 is a side view of the mud sampling apparatus of the present invention.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: unless specifically stated otherwise, the relative arrangement of parts and steps, numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

Examples

As shown in fig. 1 to 3, the mud sampling apparatus in this embodiment includes an upper sleeve 1, a lower sleeve 2, and a counterweight cylinder 3 installed at the bottom of the lower sleeve 2, where the upper sleeve 1 is a cylinder structure with a closed top and an open bottom, the lower sleeve 2 is a cylinder structure with an open top and a closed bottom, the counterweight cylinder 3 and the lower sleeve 2 may be integrally connected or detachably connected, the weight requirement of the counterweight cylinder 3 can meet the falling requirement of the mud sampling apparatus, the sampling apparatus is prevented from shifting or even turning over during the falling process, it is ensured that the upper sleeve 1 and the lower sleeve 2 can always maintain a vertical state, the counterweight cylinder 3 and the lower sleeve 2 in this embodiment are in threaded connection, the upper sleeve 1 is sleeved on the lower sleeve 2, so that the top of the upper sleeve 1 is slidably connected with the upper end of the lower sleeve 2, positioning plates 4 are symmetrically installed on two sides of the upper sleeve 1, the positioning plates 4 are fixedly connected with the upper sleeve 1 through a fixing component 5, the bottom of the positioning plates 4 is connected with a lower sleeve 2 through a sliding block 7, the lower sleeve 2 is connected with a lifting rope 81, and the upper sleeve 2 and the lifting rope 81 and the two lifting rope 82 is connected with a lifting rope 8.

Based on the above operation, when need carry out the mud thick liquid sample in the diaphragm wall, at the in-process that the sampling device transferred, go up sleeve 1 with for closely registrate state between the lower sleeve 2, under the effect of a counter weight section of thick bamboo 3 and stay cord 8, this sampling device can fall steadily, when this sampling device falls to the position that needs carry out the mud sample, the stay cord 81 on the pulling sleeve 1, go up sleeve 1 along the direction rebound of locating plate 4 to make and separate between upper sleeve 1 and the lower sleeve 2, thereby mud gets into in the lower sleeve 2, get thick liquid and accomplish the back, loosen stay cord 81 on the sleeve 1, under the effect of the balancing weight 6 of locating plate 4 bottom, can make rapidly and carry out sealed closure between upper sleeve 1 and the lower sleeve 2, thereby accomplish the sample work to mud in the diaphragm wall, prevent the thick liquid of other layers from sneaking into, guaranteed the quality of thick liquid.

Further, the fixing part 5 comprises a buckle 51 and a fixing block 52 connected with the upper sleeve 1 in a rotating mode, one end of the buckle 51 is hinged to the upper sleeve 1, the hole in the other end of the buckle passes through the fixing block 52 for fixing, and the buckle 51 is hinged to the upper sleeve 1, so that the buckle 51 can be opened and closed at will, the positioning plate 4 can be conveniently mounted or dismounted, and the practicability of the sampling device is improved.

Based on the above operation, when locating plate 4 needs to be fixed, fixed block 52 is rotated for fixed block 52 passes the hole on buckle 51 and rotates the locking, prevents to carry out the in-process of mud sample, because locating plate 4 is fixed insecure, thereby leads to the mud sampling equipment leakproofness poor, very easily mixes the thick liquid on other layers, still can cause dropping of lower sleeve 2 even, brings the difficulty for subsequent construction.

Further, the sliding part 7 includes a long groove 71 disposed on the positioning plate 4, the sliding rod on the lower sleeve 2 penetrates through the long groove 71 to be slidably connected with the positioning plate 4, a part of the sliding rod penetrating through the long groove 71 is rotatably connected with a fixture block 72, when the sliding rod is in the arc groove at the upper end of the long groove 71, the slurry sampling device is in a closed state, and when the sliding rod is in the arc groove at the lower end of the long groove 71, the slurry sampling device is in an open state, specifically, because the upper sleeve 1 is detachably connected with the lower sleeve 2, the fixture block 72 on the sliding rod is rotated, so that the fixture block 72 penetrates through the long groove 71 to be tightly clamped, the stability of the lower sleeve 2 in the slurry taking process is enhanced, the upper sleeve 1 and the lower sleeve 2 are always in the same axial direction, the position deviation is prevented, and the sealing performance and the stability of the sampling device are ensured.

Further, the length of the fixture block 72 is greater than the width of the elongated groove 71, so that the clamping operation is convenient to perform in the sampling process of the sampling device, and the upper sleeve 1 and the lower sleeve 2 can be always kept in the same axial direction, thereby preventing the position of the lower sleeve 2 from shifting; the width of the fixture block 72 is smaller than that of the long groove 71, so that the upper sleeve 1 can be detached from the lower sleeve 2 in time after sampling is completed, and the slurry can be stored and taken out conveniently.

Furthermore, the upper end of the positioning plate 4 is hinged to the upper sleeve 1, so that the upper sleeve 1 and the lower sleeve 2 can be separated in time after slurry sampling is completed, the upper sleeve 1 can be taken down in time, and storage and taking out of slurry in the lower sleeve 2 are facilitated.

Furthermore, the edge of the overlapped part of the upper sleeve 1 and the lower sleeve 2 is provided with a sealing strip 9, and the sealing strip 9 ensures the sealing performance of the slurry sampling equipment in the sampling process, and prevents slurry in other layers from being mixed, thereby influencing the final slurry detection result.

Furthermore, scale marks are marked on the second pulling rope 82 used for pulling the lower sleeve 2, an operator marks the scale marks on the second pulling rope 82 of the lower sleeve 2 in advance, and the sampling equipment falls to the corresponding position according to the marks, so that slurry samples of different layers are extracted, and the sampling of the slurry is more accurate.

The embodiment of the utility model provides a theory of operation as follows:

two 82 pulling stay ropes and according to the scale mark of marking on two 82 pulling ropes transfer this sampling equipment to appointed position on, and then pulling stay rope 81, make upper sleeve 1 and lower sleeve 2 along the direction separation of locating plate 4, thereby make the mud of inslot get into and accomplish the sample in lower sleeve 2, the back is accomplished in the sample, loosen stay rope 81, under the effect of balancing weight 6 of locating plate 4 below, make upper sleeve 1 closely registrate with lower sleeve 2 under the effect of gravity, and then pulling stay rope two 82, take out this sampling equipment, place subaerial.

After the sampling is completed, the fixing block 52 is rotated, the buckle 51 is opened, the clamping block 72 is further rotated, the positioning plate 4 is pulled, the upper sleeve 1 is separated from the lower sleeve 2, the slurry measurement is facilitated, and the operations can be repeatedly carried out.

The utility model discloses a technical effect lies in, this mud sampling equipment not only can avoid sneaking into the thick liquid on other layers, has improved the quality that mud detected, has saved the input of manpower and materials cost, and the back is accomplished in the sample simultaneously, and this sampling equipment is convenient for more save and place, has reduced the possibility that mud spills, avoids the oversampling, has greatly improved work efficiency.

Although some specific embodiments of the present invention have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a mud sampling equipment, characterized in that, include upper sleeve (1), lower sleeve (2) and install a counter weight section of thick bamboo (3) of lower sleeve (2) bottom, upper sleeve (1) cup joints on lower sleeve (2), locating plate (4) are installed to the bilateral symmetry of upper sleeve (1), locating plate (4) through fixed part (5) with upper sleeve (1) fixed connection, the bottom of locating plate (4) is connected with balancing weight (6), lower sleeve (2) through sliding part (7) with upper sleeve (1) sliding connection upper sleeve (1) with all be connected with stay cord (8) that are used for carrying and draw on lower sleeve (2).

2. Mud sampling device according to claim 1, wherein said fixing means (5) comprise a snap (51) and a fixing block (52) rotatably connected to said upper sleeve (1), said snap (51) being hinged at one end to said upper sleeve (1) and having a hole at the other end fixed through said fixing block (52).

3. A slurry sampling device according to claim 1, wherein the sliding member (7) comprises an elongated slot (71) provided on the positioning plate (4), a sliding rod of the lower sleeve (2) is slidably connected with the positioning plate (4) through the elongated slot (71), and a part of the sliding rod which passes through the elongated slot (71) is rotatably connected with a clamping block (72).

4. A slurry sampling device according to claim 3, wherein the length of said block (72) is greater than the width of said elongated slot (71), and the width of said block (72) is less than the width of said elongated slot (71).

5. Mud sampling device according to claim 1, wherein the upper end of the spacer plate (4) is hinged to the upper sleeve (1).

6. A slurry sampling device according to claim 1, characterized in that the edges of the coinciding portions of the upper sleeve (1) and the lower sleeve (2) are provided with sealing strips (9).

7. A slurry sampling device according to claim 1, characterized in that the pulling rope (8) for pulling the lower sleeve (2) is marked with graduation marks.