CN218994800U - Powder sampling device is used in concrete production that permeates water - Google Patents

Abstract

The application discloses powder sampling device is used in concrete production that permeates water relates to concrete sampling technical field, and it includes the sampling pole, the sampling pole includes a plurality of sampling post units, adjacent two sampling post unit detachable connection, the sampling groove has been seted up on the lateral wall of sampling post unit, be provided with on the sampling post unit and be used for the lid to establish the apron of sampling groove notch and be used for driving the actuating mechanism that the apron opened and shut. The powder sampling device has the effect of improving the problem that the sample detection result of the follow-up sampling is inaccurate due to the fact that powder is sampled for many times.

Description

Powder sampling device is used in concrete production that permeates water

Technical Field

The application relates to the technical field of concrete sampling, in particular to a powder sampling device for permeable concrete production.

Background

At present, pervious concrete is widely used because of the advantages that the pervious concrete can be used for rainwater to permeate and flow into the ground, so that groundwater is effectively supplemented, ecological balance is maintained, and the like. The pervious concrete is composed of aggregate, cement, water and the like, and when the pervious concrete is produced and constructed, the cement and other powder materials are delivered by a cement tank truck, and after the powder materials reach the production and construction site of the pervious concrete, the proportioned powder materials are sampled and detected from the cement tank before use.

In the related art, a worker inserts a manual sampler into a cement tank to sample powder in the cement tank. To reduce errors in the powder detection results, powder at different locations within the cement silo is often sampled.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: when sampling personnel sample the powder in the cement jar, the powder of the position of different degree of depth in the cement jar needs to take a sample many times, inserts the in-process in the cement jar many times with manual sampler, can lead to the fact stirring to the powder in the cement jar to change the local ratio of powder in the cement jar, lead to the sample testing result of follow-up sample inaccurate.

Disclosure of Invention

In order to solve the problem that the sample detection result of follow-up sampling is inaccurate due to the fact that powder is sampled many times, the application provides a powder sampling device for permeable concrete production.

The application provides a powder sampling device for permeable concrete production adopts following technical scheme:

the utility model provides a concrete production of permeating water is with powder sampling device, includes the sampling pole, the sampling pole includes a plurality of sampling post units, adjacent two sampling post unit detachable connection, the sampling groove has been seted up on the lateral wall of sampling post unit, be provided with on the sampling post unit and be used for the lid to establish the apron of sampling groove notch and be used for driving the actuating mechanism that the apron opened and shut.

Through adopting above-mentioned technical scheme, when needs take a sample to the powder in the cement jar, earlier according to the degree of depth of powder in the cement jar, select the quantity of sampling post unit, and assemble into the sampling pole with a plurality of sampling post units, drive actuating mechanism makes the apron lid establish in sampling groove notch department, then drive the apron to open with the powder bottom in the disposable cement jar of sampling pole, the powder gets into the sampling groove along the gap between sampling groove notch and the apron, drive the apron lid at last and establish in sampling groove notch department, and take out the sampling pole from the powder, the material process of getting of powder in the cement jar once only is accomplished. On one hand, the cover plate shields the sampling groove in the process of inserting and extracting the sampling rod, so that the accuracy of powder material taking in the height direction is improved; on the other hand, the powder in different height directions is sampled at one time, so that the change of the component proportion of local powder caused by stirring the powder in the process of sampling for multiple times is avoided as much as possible. Thereby improving the problem that the sample detection result of the follow-up sampling is inaccurate due to the fact that the powder is sampled for many times.

Optionally, the drive hole has been run through along its length direction on the sampling post unit, set up on the sampling post unit with the hole that slides of drive hole intercommunication, kong Shenfang in the hole that slides sets up to being on a parallel with the groove depth direction in sampling groove, actuating mechanism include one end with the fixed connecting rod of apron, be used for driving the apron towards being close to the elastic component of sampling groove motion and be used for driving the drive assembly of connecting rod motion, drive assembly sets up in the drive hole, the connecting rod wears to establish the hole that slides and sets up in the hole that slides.

Through adopting above-mentioned technical scheme, when needs order about the apron is opened, order about the connecting rod through drive assembly and promote the apron and move towards the direction of keeping away from the sampling groove, the tensile elastic component of apron simultaneously, when needs order about the apron and close, the elastic component shrink takes place, the elastic component shrink drives the apron and moves to the lid towards the direction that is close to the sampling groove and establish the notch department at the sampling groove, thereby the convenient opening and shutting process of apron to the sampling groove that accomplishes, the apron shields the sampling groove at the in-process that the sampling rod inserts and takes out, the powder is got the accuracy in the direction of height has been improved, thereby the inaccurate problem of sample testing result that leads to follow-up sample to powder multiple sampling has been improved.

Optionally, the drive assembly includes length direction along the actuating lever of actuating hole axial setting and fix actuating block on the actuating lever perisporium, the actuating lever rotates to be connected on the interior perisporium of actuating hole, and its axis of rotation with the axis of actuating hole is parallel, the actuating block is faced to the connecting rod is kept away from the side slope setting of apron one end, adjacent two the actuating lever synchronous rotation sets up, works as the apron lid is established when sampling groove notch department, the connecting rod is kept away from the one end of apron with the inclined plane butt of actuating block.

Through adopting above-mentioned technical scheme, when the apron is opened to needs, rotates the actuating lever, and the actuating lever rotates and drives the actuating block and rotate, and its inclined plane promotes the connecting rod and moves towards the direction of keeping away from the actuating lever when the actuating block rotates, and the connecting rod drives the apron and moves towards the direction of keeping away from the actuating lever to the convenient opening process of accomplishing the apron.

Optionally, the clamping groove is seted up to actuating lever one end, the other end fixedly connected with joint post, the clamping groove with adjacent the joint post activity is pegged graft, the joint post sets up to non-cylinder.

Through adopting above-mentioned technical scheme, when the apron on a plurality of sampling post units of needs order about opens simultaneously, the actuating lever at rotation top, other actuating levers synchronous rotation are driven through joint post and joint groove to the actuating lever at top to make the actuating block order about the apron through the connecting rod and open, convenient completion order about the process that the apron on a plurality of sampling post units opened simultaneously, improved sampling efficiency.

Optionally, the sampling groove is provided with a plurality of, and is a plurality of the sampling groove is followed the circumference of sampling post unit is laid, the quantity of drive piece set up to with the quantity of sampling groove is unanimous, just the drive piece with the sampling groove one-to-one.

Through adopting above-mentioned technical scheme, when the powder sample of the different positions of same height is needed, the apron of a plurality of sampling grooves department on the same sampling post unit opens in step under the drive of corresponding drive piece to accomplish the sampling process to the powder of the different positions of same height, make single can sample the powder of same height different positions, improved sampling efficiency, thereby improved the sample testing result inaccurate problem that leads to follow-up sample to powder multiple sampling.

Optionally, the sampling rod one end is detachably provided with the guide block, the guide block is kept away from the one end of sampling rod is the pointed cone form.

Through adopting above-mentioned technical scheme, when needs insert the powder in the cement jar with the sampling rod in, the sampling rod inserts in the powder through being the guide block of pointed cone form, has improved the sampling personnel and has inserted the convenient degree in the powder with the sampling rod, has improved sampling efficiency.

Optionally, one end of the sampling rod far away from the guide block is detachably provided with a rotating member for facilitating driving the driving rod to rotate.

Through adopting above-mentioned technical scheme, when needs order about the apron and open, order about the actuating lever in the sampling post unit through the rotation piece and rotate, the sampling personnel of being convenient for order about the actuating lever and rotate to sampling efficiency has been improved.

Optionally, one end of the sampling column unit is provided with an external thread portion, the other end of the sampling column unit is provided with an internal thread structure in spiral fit with the external thread portion, and two adjacent sampling column units are in spiral fit with the internal thread structure through the external thread portion.

Through adopting above-mentioned technical scheme, when needs are assembled a plurality of sampling post units, a plurality of sampling post units pass through external screw thread portion and internal screw thread structure detachable connection, have improved a plurality of sampling post equipment and the stability and the efficiency of dismantling.

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

1. when the powder in the cement tank needs to be sampled, the quantity of the sampling column units is selected firstly according to the depth of the powder in the cement tank, a plurality of sampling column units are assembled into sampling rods, a driving mechanism is driven to enable a cover plate to be arranged at a notch of the sampling tank, then the sampling rods are inserted into the bottom of the powder in the cement tank at one time, the driving mechanism is driven to drive the cover plate to open, the powder enters the sampling tank along a gap between the notch of the sampling tank and the cover plate, and finally the cover plate is driven to be arranged at the notch of the sampling tank, and the sampling rods are pulled out from the powder, so that the material taking process of the powder in the cement tank is completed at one time. On one hand, the cover plate shields the sampling groove in the process of inserting and extracting the sampling rod, so that the accuracy of powder material taking in the height direction is improved; on the other hand, the powder in different height directions is sampled at one time, so that the change of the component proportion of local powder caused by stirring the powder in the process of sampling for multiple times is avoided as much as possible. Thereby improving the problem that the sample detection result of the follow-up sampling is inaccurate due to the fact that the powder is sampled for many times;

2. when the cover plate needs to be opened, the driving rod is rotated, the driving rod rotates to drive the driving block to rotate, and when the driving block rotates, the inclined surface of the driving block pushes the connecting rod to move in the direction away from the driving rod, and the connecting rod drives the cover plate to move in the direction away from the driving rod, so that the opening process of the cover plate is completed conveniently;

3. when the powder of the different positions of same height needs to be sampled, the cover plates of a plurality of sampling grooves on the same sampling column unit are synchronously opened under the driving of the corresponding driving blocks, so that the sampling process of the powder of different positions of same height is completed, the powder of different positions of same height can be sampled once, the sampling efficiency is improved, and the problem that the detection result of the sample for the follow-up sampling is inaccurate due to the fact that the powder is sampled many times is solved.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a cross-sectional view for showing the internal structure of the sampling column unit and the rotary member in the embodiment of the present application.

Reference numerals: 1. a sampling column unit; 2. a cover plate; 3. a guide block; 4. a rotating member; 5. a rotating lever; 6. a sealing plate; 7. a driving mechanism; 71. a connecting rod; 72. an elastic member; 73. a drive assembly; 731. a driving rod; 732. a driving block; 8. a sampling groove; 9. a clamping column; 10. an external thread portion; 11. an internal thread structure; 12. a slip hole; 13. a rotating ring; 14. and driving the hole.

Detailed Description

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

The embodiment of the application discloses a powder sampling device is used in concrete production that permeates water. Referring to fig. 1, a powder sampling device for producing pervious concrete includes a sampling rod including a plurality of sampling column units 1, the sampling column units 1 are provided in a cylindrical shape, and adjacent two sampling column units 1 are detachably connected. The detachable connection mode of two adjacent sampling post units 1 can be threaded connection or joint, in this embodiment of the application, sampling post unit 1 one end sets up to external screw thread portion 10, the other end has seted up with external screw thread portion 10 screw-thread fit's internal screw thread structure 11, through external screw thread portion 10 and internal screw thread structure 11 screw-thread fit between two adjacent sampling post units 1. The side wall of the sampling column unit 1 is provided with a sampling groove 8, and the sampling column unit 1 is provided with a cover plate 2 for covering the notch of the sampling groove 8 and a driving mechanism 7 for driving the cover plate 2 to open and close. The sampling rod one end is detachably provided with guide block 3, and the one end that the sampling rod was kept away from to guide block 3 is pointed cone form, and specifically, guide block 3 sets up to coniform, and its bottom surface and adjacent sampling post unit 1 threaded connection.

Referring to fig. 2, a driving hole 14 is formed in the sampling column unit 1 along the length direction thereof, the driving hole 14 is formed as a circular hole, a sliding hole 12 communicated with the driving hole 14 is formed in the sampling column unit 1, and the hole depth direction of the sliding hole 12 is parallel to the groove depth direction of the sampling groove 8. The driving mechanism 7 comprises a connecting rod 71 with one end fixed with the cover plate 2, an elastic piece 72 for driving the cover plate 2 to move towards the position close to the sampling groove 8 and a driving assembly 73 for driving the connecting rod 71 to move, wherein the driving assembly 73 is arranged in the driving hole 14, and the connecting rod 71 penetrates through the sliding hole 12 to be slidably arranged in the sliding hole 12. Specifically, the sliding hole 12 is set to be a stepped hole, the aperture of the sliding hole 12 near one end of the cover plate 2 is larger than that of the other end, the elastic piece 72 can be an elastic telescopic cylinder or an extension spring, in this embodiment, the elastic piece 72 is preferably an extension spring, the extension spring is located in one end with larger aperture in the sliding hole 12, one end of the extension spring is fixed with the inner wall of the stepped part in the sliding hole 12, and the other end is fixed with the cover plate 2. The connection rod 71 is a round rod and is provided with a tension spring.

Referring to fig. 2, the driving assembly 73 includes a driving rod 731 axially disposed along the driving hole 14 in a length direction and a driving block 732 fixed to a circumferential wall of the driving rod 731, and in the embodiment of the present application, a rotation ring 13 rotatably coupled to the driving rod 731 is coaxially fixed to an inner circumferential wall of the driving hole 14, and the driving rod 731 is rotatably coupled to the inner circumferential wall of the driving hole 14 through the rotation ring 13 with its rotation axis parallel to the axis of the driving hole 14. The drive block 732 is inclined towards the side surface of the connecting rod 71 far away from one end of the cover plate 2, and the drive block 732 can be arranged in a semi-cylindrical shape or a semi-square shape separated along a diagonal line, in the embodiment of the application, the drive block 732 is arranged in a semi-cylindrical shape, the length direction of the drive block 732 is parallel to the length direction of the drive rod 731, and the side surface far away from the arc side surface of the drive block 732 is attached and fixed with the arc peripheral wall of the drive rod 731, so that two adjacent drive rods 731 synchronously rotate.

When the cover plate 2 is covered at the notch of the sampling groove 8, one end of the connecting rod 71, which is far away from the cover plate 2, is abutted against the inclined surface of the driving block 732, and when the connecting rod 71 needs to be driven to drive the cover plate 2 to move in the direction far away from the driving rod 731, the driving rod 731 is rotated to drive the driving block 732 to rotate, and the driving block 732 is rotated to drive the cambered surface of the driving block 732 to push the connecting rod 71 to move to the farthest end, which is far away from the driving rod 731, of the cambered surface of the driving block 732, so that the opening process of the cover plate 2 is completed.

In other embodiments, the driving rod 731 is slidably connected to the inner wall of the driving hole 14 along the length direction of the sampling column unit 1, the driving block 732 is configured as a ring fixedly sleeved on the peripheral wall of the driving rod 731, and the longitudinal section of the ring is configured as a semicircle. When it is desired to drive the connecting rod 71 to move the cover plate 2 in a direction away from the driving rod 731. The driving rod 731 is driven to slide along the length direction of the driving hole 14, and at this time, the arc surface of the driving ring away from the driving rod 731 pushes the connecting rod 71 to move to the position on the arc surface of the driving block 732, which is farthest from the driving rod 731, in the direction away from the driving rod 731, so as to complete the opening process of the cover plate 2.

In order to facilitate the driving block 732 to smoothly push the connection rod 71, referring to fig. 2, an end of the connection rod 71 near the driving rod 731 is provided in a hemispherical shape, and the hemispherical end of the connection rod 71 is movably abutted with the arc surface of the driving block 732.

For making two adjacent actuating levers 731 rotate in step, referring to fig. 2, clamping grooves are provided at one end of the actuating lever 731, clamping columns 9 are fixedly connected at the other end, the clamping grooves are movably inserted with the adjacent clamping columns 9, the clamping columns 9 are arranged to be non-cylinders, in the embodiment of the application, the cross sections of the clamping columns 9 are arranged to be rectangular, in other embodiments, the cross sections of the clamping columns 9 can also be arranged to be polygonal or elliptical, and the side walls of the clamping columns 9 are attached to the inner walls of the clamping grooves.

On realizing the powder of simultaneous extraction not co-altitude position's basis, for the powder of being convenient for simultaneous extraction same high different position, refer to fig. 1 and 2, sampling groove 8 is provided with a plurality ofly, in this application embodiment, sampling groove 8 on the same sampling post unit 1 is provided with four, four sampling grooves 8 evenly lay along the circumference of sampling post unit 1, the quantity of drive piece 732 sets up to the quantity unanimity with sampling groove 8, and drive piece 732 and sampling groove 8 one-to-one, four drive pieces 732 evenly lay along the circumference of actuating lever 731.

For the convenience of inserting the material taking rod into or taking out from the powder, referring to fig. 1 and 2, the opening of the material taking groove is arranged to be stepped, when the cover plate 2 is covered at the notch of the material taking groove, the cover plate 2 is positioned at the stepped position of the opening of the material taking groove, and the side surface of the cover plate 2, which is far away from the driving rod 731, is flush with the outer peripheral wall of the sampling column unit 1.

For the sampler to rotate actuating lever 731, referring to fig. 2, the end of the sampling lever away from guide block 3 is threaded with shrouding 6, and the coaxial rotation on shrouding 6 is connected with the dwang 5 with actuating lever 731 joint, and shrouding 6 is worn to establish by the one end of dwang 5 away from actuating lever 731 and extends outside the drive hole 14. The sampling rod is kept away from the rotatable setting 4 that is used for being convenient for order about actuating lever 731 pivoted of one end detachable of guide block 3, and the rotatable setting 4 sets up to be located the horizontal pole of the one end fixed connection outside the drive hole 14 with dwang 5, and dwang 5 is fixed at the middle part of horizontal pole.

The implementation principle of the powder sampling device for permeable concrete production is as follows: when the powder in the cement tank needs to be sampled, the number of the sampling column units 1 is selected according to the depth of the powder in the cement tank, a plurality of sampling column units 1 are connected into a sampling rod in a head-tail threaded mode, and the transverse rod is rotated to enable the cover plate 2 to cover the notch of the sampling groove 8.

Then once only insert the powder bottom in the cement jar with the sample pole, rotate the horizontal pole, the horizontal pole drives dwang 5 and actuating lever 731 and rotates to promote the connecting rod 71 through the drive piece 732 and move towards the direction of keeping away from actuating lever 731, accomplish the opening process of apron 2, the powder slides into in the sample groove 8 from the space between sample groove 8 and the apron 2 this moment.

Finally, the cross rod is rotated, the cover plate 2 moves to the notch of the sampling groove 8 under the drive of the extension spring in the direction close to the drive rod 731, and the sampling rod is pulled out from the powder, so that the sampling process is completed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. Powder sampling device is used in concrete production that permeates water, its characterized in that: including the sampling pole, the sampling pole includes a plurality of sampling post units (1), adjacent two sampling post units (1) detachable connection, sampling groove (8) have been seted up on the lateral wall of sampling post unit (1), be provided with on sampling post unit (1) and be used for the lid to establish apron (2) of sampling groove (8) notch and be used for driving actuating mechanism (7) that apron (2) opened and shut.

2. The powder sampling apparatus for permeable concrete production of claim 1, wherein: the sampling column unit (1) is provided with a driving hole (14) in a penetrating mode along the length direction of the sampling column unit (1), the sampling column unit (1) is provided with a sliding hole (12) communicated with the driving hole (14), the hole depth direction of the sliding hole (12) is parallel to the groove depth direction of the sampling groove (8), the driving mechanism (7) comprises a connecting rod (71) with one end fixed to the cover plate (2), an elastic piece (72) used for driving the cover plate (2) to move towards the position close to the sampling groove (8) and a driving assembly (73) used for driving the connecting rod (71) to move, the driving assembly (73) is arranged in the driving hole (14), and the connecting rod (71) penetrates through the sliding hole (12) to slide and is arranged in the sliding hole (12).

3. The powder sampling apparatus for permeable concrete production of claim 2, wherein: the driving assembly (73) comprises a driving rod (731) axially arranged along the driving hole (14) in the length direction and a driving block (732) fixed on the peripheral wall of the driving rod (731), the driving rod (731) is rotationally connected to the inner peripheral wall of the driving hole (14), the rotation axis of the driving rod is parallel to the axis of the driving hole (14), the driving block (732) is obliquely arranged towards the side surface of the connecting rod (71) far away from one end of the cover plate (2), two adjacent driving rods (731) are synchronously rotationally arranged, and when the cover plate (2) is covered at the notch of the sampling groove (8), one end of the connecting rod (71) far away from the cover plate (2) is in inclined surface butt joint with the driving block (732).

4. A powder sampling apparatus for pervious concrete production as claimed in claim 3, wherein: the clamping groove is formed in one end of the driving rod (731), the clamping column (9) is fixedly connected to the other end of the driving rod, the clamping groove is movably inserted into the adjacent clamping column (9), and the clamping column (9) is arranged to be a non-cylinder.

5. The powder sampling apparatus for permeable concrete production of claim 4, wherein: the sampling grooves (8) are formed in a plurality, the sampling grooves (8) are distributed along the circumference of the sampling column unit (1), the number of the driving blocks (732) is identical to that of the sampling grooves (8), and the driving blocks (732) are in one-to-one correspondence with the sampling grooves (8).

6. A powder sampling apparatus for pervious concrete production as claimed in claim 3, wherein: the sampling rod is characterized in that a guide block (3) is detachably arranged at one end of the sampling rod, and one end, far away from the sampling rod, of the guide block (3) is in a pointed cone shape.

7. The powder sampling apparatus for permeable concrete production of claim 6, wherein: one end of the sampling rod, which is far away from the guide block (3), is detachably provided with a rotating piece (4) which is used for facilitating the rotation of the driving rod (731).

8. The powder sampling apparatus for permeable concrete production of claim 1, wherein: one end of each sampling column unit (1) is provided with an external thread part (10), the other end of each sampling column unit is provided with an internal thread structure (11) in spiral fit with the external thread part (10), and two adjacent sampling column units (1) are in spiral fit with the internal thread structure (11) through the external thread parts (10).

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