Sample gas content detection device

Abstract

The utility model relates to the technical field of concrete detection, in particular to a sample gas content detection device which comprises a metering bowl, a bowl cover main body is arranged on the metering bowl, a plurality of placement blocks are fixedly connected to the bowl cover main body, sliding blocks are slidably connected to the interiors of the placement blocks, clamping blocks are rotatably connected to the sliding blocks, and the clamping blocks are fixedly connected to the bowl cover main body. A lead screw is rotatably connected to the interior of the placement block, the lead screw is in threaded connection to the interior of the sliding block, the top of the lead screw extends into the bowl cover body and is connected with a first gear, a second gear and a third gear are rotatably connected to the interior of the bowl cover body, and the second gear is meshed with the first gear and the third gear. When the measuring bowl is used, a plurality of bolt clamping pieces on the bowl cover can be installed on the measuring bowl at the same time, operation steps are reduced, the stress condition of the bolt clamping pieces is more balanced when the bolt clamping pieces are installed, the situation that the bowl cover is not installed in a balanced mode is reduced, and the sealing performance of the whole device during detection is guaranteed.

Description

Technical Field

[0001] The utility model relates to a concrete detection device, in particular to a sample air content detection device, belonging to the technical field of concrete detection. Background Art

[0002] With the vigorous development of the construction industry, a variety of concrete testing devices are needed in the concrete manufacturing process, including a concrete air content detector for detecting the air content in the mixture; in the prior art, the concrete air content detector includes a bowl body and a bowl cover covering the bowl body.

[0003] However, when installing the bowl cover on the traditional concrete air content detector, it is usually fastened to the bowl body by multiple separate bolt clips, and the operator is required to rotate and fasten the multiple bolt clips in turn. This is not only cumbersome in operation, but also because the multiple bolt clips are not installed at the same time, there will be some differences in the stress conditions of the bolt clips installed first and the bolt clips installed later, which can easily lead to unbalanced installation of the bowl cover and affect the sealing of the entire device during detection. Utility Model Content

[0004] The purpose of the utility model is to provide a sample gas content detection device in order to solve the above-mentioned problem. When in use, multiple bolt clamps on the bowl cover can be installed on the measuring bowl at the same time, which not only reduces the operation steps, but also makes the force conditions of the multiple bolt clamps more balanced during installation, thereby reducing the imbalance of the bowl cover installation and ensuring the sealing of the entire device during detection.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a sample gas content detection device, including a metering bowl, a bowl cover mechanism is provided on the metering bowl, the bowl cover mechanism includes a bowl cover body, the metering bowl is provided with a bowl cover body, the bowl cover body is provided with a closing mechanism, the closing mechanism includes a placement block, a plurality of placement blocks are fixedly connected to the bowl cover body, a slider is slidably connected inside the placement block, a clamping block is rotatably connected to the slider, a screw rod is rotatably connected inside the placement block, the screw rod is threadedly connected to the inside of the slider, and the top of the screw rod extends to the inside of the bowl cover body and is connected to a first gear, the inside of the bowl cover body is rotatably connected to a second gear and a third gear, the second gear is meshed with the first gear and the third gear, the third gear is rotatably connected to the inside of the bowl cover body, and a connecting rod is fixedly connected to the third gear.

[0006] Preferably, the bottom of the measuring bowl is fixedly connected to a base, and the base is circular in shape as a whole.

[0007] Preferably, an air chamber is fixedly connected to the bowl cover body, and a pressure gauge body is installed on the air chamber.

[0008] Preferably, a water injection pipe is provided on the bowl cover body, and the water injection pipe is arranged on one side of the top of the bowl cover body.

[0009] Preferably, a plurality of reinforcing blocks are provided on the air chamber, the reinforcing blocks are fixedly connected to the bowl cover body, and the reinforcing blocks are triangular in shape.

[0010] Preferably, the placement block is L-shaped as a whole, and a plurality of the placement blocks are distributed in a circular array with the center of the bowl cover body as the center.

[0011] Preferably, the top of the connecting rod extends to the outside of the bowl cover body and is fixedly connected to a hand wheel, and a plurality of grooves are provided around the hand wheel.

[0012] Preferably, the measuring bowl and the base are jointly provided with a vibrating mechanism, and the vibrating mechanism comprises a first limit block, the measuring bowl is fixedly connected with the first limit block, and the base is fixedly connected with the second limit block.

[0013] Preferably, a vibrating rod is slidably connected to the first limiting block and the second limiting block, and the vibrating rod passes through the second limiting block.

[0014] Preferably, a handle is fixedly connected to the top of the vibrating rod, and the handle is cylindrical.

[0015] The beneficial effect of the utility model is that when the air content of concrete is tested, the bowl cover body is first opened, and corresponding concrete is added to the inside of the measuring bowl in multiple times, and then the bowl cover body is reinstalled, the clamping block is first rotated ninety degrees, the bowl cover body is fitted on the measuring bowl, and then the clamping block is rotated to its original position, and then the connecting rod is rotated, the connecting rod drives the third gear to rotate, and the rotation of the third gear drives the second gear to rotate. With the rotation of the second gear, multiple first gears are driven to rotate at the same time, and the rotation of multiple first gears drives multiple screw rods to rotate together. With the rotation of the screw rod, the slider and the clamping block are driven to move on the placement block until multiple clamping blocks are simultaneously abutted and clamped on the measuring bowl, so that when in use, multiple bolt clamps on the bowl cover body can be installed on the measuring bowl at the same time, which not only reduces the operation steps, but also makes the force of multiple bolt clamps more balanced during installation, thereby reducing the imbalance of the bowl cover body installation and ensuring the sealing of the entire device during detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection structure of the metering bowl, the base, and the vibrating mechanism of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the closing mechanism of the utility model;

[0019] Figure 4 It is a schematic diagram of the connection structure of the placement block, the slider, the clamping block, the screw rod and the first gear of the utility model;

[0020] Figure 5 for Figure 1 A schematic diagram of the enlarged structure of part A shown;

[0021] Figure 6 for Figure 2 The enlarged structural diagram of part B is shown.

[0022] In the figure: 1. metering bowl; 2. base; 3. bowl cover mechanism; 301. bowl cover body; 302. air chamber; 303. reinforcement block; 304. pressure gauge body; 305. water injection pipe; 4. closing mechanism; 401. placement block; 402. slider; 403. clamping block; 404. screw rod; 405. first gear; 406. second gear; 407. third gear; 408. connecting rod; 409. hand wheel; 5. vibrating mechanism; 501. first limit block; 502. second limit block; 503. vibrating rod; 504. handle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-6As shown, a sample gas content detection device comprises a measuring bowl 1, the measuring bowl 1 is provided with a bowl cover mechanism 3, the bowl cover mechanism 3 comprises a bowl cover body 301, the measuring bowl 1 is provided with a bowl cover body 301, the bowl cover body 301 is provided with a closing mechanism 4, the closing mechanism 4 comprises a placement block 401, a plurality of placement blocks 401 are fixedly connected to the bowl cover body 301, a slider 402 is slidably connected to the interior of the placement block 401, a clamping block 403 is rotatably connected to the slider 402, and the placement block 401 is rotatably connected to the clamping block 403. 01 is rotatably connected to a screw rod 404, which is threadedly connected to the inside of the slider 402, and the top of the screw rod 404 extends to the inside of the bowl cover body 301 and is connected to a first gear 405, and the inside of the bowl cover body 301 is rotatably connected to a second gear 406 and a third gear 407, the second gear 406 is meshed with the first gear 405 and the third gear 407, the third gear 407 is rotatably connected to the inside of the bowl cover body 301, and a connecting rod 408 is fixedly connected to the third gear 407.

[0025] As a technical optimization solution of the present invention, the bottom of the measuring bowl 1 is fixedly connected to a base 2, and the base 2 is circular in shape as a whole, and the base 2 is used to facilitate the fixing and placement of the entire device.

[0026] As a technical optimization solution of the utility model, the bowl cover body 301 is fixedly connected to an air chamber 302, and a pressure gauge body 304 is installed on the air chamber 302, through which the pressure gauge body 304 is used to conveniently observe the detection value of the gas content; the bowl cover body 301 is provided with a water injection pipe 305, and the water injection pipe 305 is arranged on one side of the top of the bowl cover body 301, through which water is conveniently injected into the device.

[0027] As a technical optimization solution of the utility model, a plurality of reinforcing blocks 303 are provided on the air chamber 302. The reinforcing blocks 303 are fixedly connected to the bowl cover body 301, and the reinforcing blocks 303 are triangular in shape. The reinforcing blocks 303 are used to improve the stability of the installation of the air chamber 302.

[0028] As a technical optimization solution of the present invention, the placement block 401 is L-shaped as a whole, and multiple placement blocks 401 are distributed in a circular array with the center of the bowl cover body 301 as the center, so that the corresponding bolt clamps are distributed more evenly.

[0029] As a technical optimization solution of the present invention, the top of the connecting rod 408 extends to the outside of the bowl cover body 301 and is fixedly connected to a hand wheel 409. A plurality of grooves are arranged around the hand wheel 409. The hand wheel 409 is used to facilitate manual operation of the connecting rod 408.

[0030] As a technical optimization scheme of the utility model, a vibrating mechanism 5 is commonly provided on the measuring bowl 1 and the base 2, and the vibrating mechanism 5 includes a first limit block 501, the first limit block 501 is fixedly connected to the measuring bowl 1, and the second limit block 502 is fixedly connected to the base 2, a vibrating rod 503 is commonly slidably connected to the first limit block 501 and the second limit block 502, and the vibrating rod 503 passes through the second limit block 502, and the vibrating rod 503 is used to facilitate the vibration of the added concrete during detection; a handle 504 is fixedly connected to the top of the vibrating rod 503, and the handle 504 is cylindrical, and the handle 504 is used to facilitate the grabbing of the vibrating rod 503.

[0031] When the utility model is in use, first, the metering bowl 1 is placed in a desired suitable position through the base 2; when the air content of concrete is detected, the bowl cover body 301 is first opened, and the corresponding concrete is added to the inside of the metering bowl 1 for multiple times. During this process, the vibrating rod 503 is used to vibrate the concrete evenly, and then the bowl cover body 301 is reinstalled, the clamping block 403 is first rotated ninety degrees, the bowl cover body 301 is attached to the metering bowl 1, and then the clamping block 403 is rotated to the original position, and then the hand wheel 409 is rotated, so that the hand wheel 409 drives the connecting rod 408 to rotate, the connecting rod 408 drives the third gear 407 to rotate, and the rotation of the third gear 407 drives the second gear 406 to rotate, and as the second gear 406 rotates, it will drive multiple first gears 406 to rotate. The wheels 405 rotate simultaneously, and the rotation of the multiple first gears 405 will drive the multiple screw rods 404 to rotate together. As the screw rods 404 rotate, the slider 402 and the clamping block 403 will be driven to move on the placement block 401 until the multiple clamping blocks 403 are simultaneously abutted and clamped on the metering bowl 1. Therefore, when in use, the multiple bolt clamps on the bowl cover body 301 can be installed on the metering bowl 1 at the same time, which not only reduces the operation steps, but also makes the force of the multiple bolt clamps more balanced during installation, thereby reducing the imbalance of the bowl cover body 301 installation and ensuring the sealing of the entire device during detection; thereafter, through the water injection pipe 305, it is convenient to inject water into the device. During actual detection, through the pressure gauge body 304, it is convenient to observe the detection value of the gas content.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0033] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A device for detecting gas content of a sample, comprising a measuring bowl (1), characterized in that: The measuring bowl (1) is provided with a bowl cover mechanism (3), the bowl cover mechanism (3) comprises a bowl cover body (301), the measuring bowl (1) is provided with a bowl cover body (301), the bowl cover body (301) is provided with a closing mechanism (4), the closing mechanism (4) comprises a placement block (401), a plurality of placement blocks (401) are fixedly connected to the bowl cover body (301), a slider (402) is slidably connected inside the placement block (401), a clamping block (403) is rotatably connected to the slider (402), and a wire is rotatably connected inside the placement block (401). The screw rod (404) is threadedly connected to the inside of the slider (402), and the top of the screw rod (404) extends to the inside of the bowl cover body (301) and is connected to the first gear (405), the inside of the bowl cover body (301) is rotatably connected to the second gear (406) and the third gear (407), the second gear (406) is meshed with the first gear (405) and the third gear (407), the third gear (407) is rotatably connected to the inside of the bowl cover body (301), and the third gear (407) is fixedly connected to a connecting rod (408).

2. A sample gas content detection device according to claim 1, characterized in that: The bottom of the measuring bowl (1) is fixedly connected to a base (2), and the base (2) is circular in shape as a whole.

3. A sample gas content detection device according to claim 1, characterized in that: The bowl cover body (301) is fixedly connected to an air chamber (302), and a pressure gauge body (304) is installed on the air chamber (302).

4. A sample gas content detection device according to claim 3, characterized in that: The bowl cover body (301) is provided with a water injection pipe (305), and the water injection pipe (305) is arranged on one side of the top of the bowl cover body (301).

5. A sample gas content detection device according to claim 4, characterized in that: The air chamber (302) is provided with a plurality of reinforcing blocks (303), the reinforcing blocks (303) are fixedly connected to the bowl cover body (301), and the reinforcing blocks (303) are triangular in shape.

6. A sample gas content detection device according to claim 1, characterized in that: The placement block (401) is L-shaped as a whole, and a plurality of the placement blocks (401) are distributed in a circular array with the central part of the bowl cover body (301) as the center.

7. A sample gas content detection device according to claim 1, characterized in that: The top of the connecting rod (408) extends to the outside of the bowl cover body (301) and is fixedly connected to a hand wheel (409), and a plurality of grooves are arranged around the hand wheel (409).

8. A sample gas content detection device according to claim 1, characterized in that: The measuring bowl (1) and the base (2) are jointly provided with a vibrating mechanism (5), the vibrating mechanism (5) comprising a first limit block (501), the measuring bowl (1) is fixedly connected with the first limit block (501), and the base (2) is fixedly connected with a second limit block (502).

9. A sample gas content detection device according to claim 8, characterized in that: A vibrating rod (503) is slidably connected to the first limiting block (501) and the second limiting block (502), and the vibrating rod (503) passes through the second limiting block (502).

10. A sample gas content detection device according to claim 9, characterized in that: A handle (504) is fixedly connected to the top of the vibrating rod (503), and the handle (504) is cylindrical.

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