CN217638435U - Concrete gas content tester - Google Patents
Concrete gas content tester Download PDFInfo
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- CN217638435U CN217638435U CN202221236042.1U CN202221236042U CN217638435U CN 217638435 U CN217638435 U CN 217638435U CN 202221236042 U CN202221236042 U CN 202221236042U CN 217638435 U CN217638435 U CN 217638435U
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Abstract
The application relates to a concrete gas content tester, which belongs to the technical field of concrete manufacturing and comprises a measuring bowl and a bowl cover, wherein the top of the measuring bowl is provided with a connecting ring which is used for being tightly propped against the bowl cover; the measuring bowl is characterized by further comprising a first limiting cover, a second limiting cover and a driving device, wherein the first limiting cover is arranged on the measuring bowl in a sliding mode and is positioned on the outer side of the connecting ring, and external threads are arranged on the outer side of the first limiting cover; the driving device is arranged on the measuring bowl, is connected with the first limiting cover and is used for driving the first limiting cover to be close to or far away from the connecting ring; the second limiting cover is arranged on the bowl cover, an internal thread is formed on the inner side of the second limiting cover, the first limiting cover is in threaded fit with the second limiting cover, and the first limiting cover and the second limiting cover are used for tightly abutting the connecting ring and the bowl cover; the pot cover and the top of the measuring pot are abutted conveniently.
Description
Technical Field
The application relates to the technical field of concrete manufacturing, in particular to a concrete gas content tester.
Background
The air content of concrete refers to the percentage of the volume of air bubbles contained in the mortar in the concrete compared to the volume of the whole concrete. The concrete with the antifreezing requirement is doped with the air entraining agent, so that a plurality of tiny and non-communicated stable bubbles can be introduced into the concrete, the antifreezing durability of the concrete can be improved, the durability is increased along with the increase of the air content until the air content is increased to a certain value, the durability of the concrete is not increased any more, but is reduced along with the increase of the air content, and the compressive strength of the concrete always has a straight-line descending trend along with the increase of the air content. The air bubbles introduced into the concrete are distributed in the mortar of the concrete, and the performance of the whole concrete is determined by the performance of the mortar, so that the air content measurement of the concrete is an important step for inspecting the quality of the concrete.
In the related technology, a gas content tester is used for measuring gas content, concrete is filled into a measuring pot of the concrete gas content tester during measurement, the surface of the concrete is vibrated to be flat, redundant concrete is scraped, a pot cover is tightly pressed on the measuring pot, the concrete in the measuring pot is sealed, and the measuring pot is pressurized for measurement.
In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: when covering the alms bowl lid on measuring the alms bowl, need twist a plurality of bolts usually, carry out many places to be connected between alms bowl lid and the measuring alms bowl to make the measuring alms bowl be in encapsulated situation, nevertheless twist a plurality of bolts and accomplish by the manual work usually, it is comparatively loaded down with trivial details, and probably appear leaking the condition such as twisting the bolt, be not convenient for with carrying out the connection of supporting between alms bowl lid and the measuring alms bowl top.
SUMMERY OF THE UTILITY MODEL
In order to facilitate supporting tightly to the top of alms bowl lid and volume alms bowl, this application provides a concrete gas content apparatus.
The application provides a concrete gas content apparatus adopts following technical scheme:
the concrete gas content tester comprises a measuring bowl and a bowl cover, wherein a connecting ring is arranged at the top of the measuring bowl and is used for tightly abutting against the bowl cover; the measuring bowl is characterized by further comprising a first limiting cover, a second limiting cover and a driving device, wherein the first limiting cover is arranged on the measuring bowl in a sliding mode and is positioned on the outer side of the connecting ring, and external threads are arranged on the outer side of the first limiting cover; the driving device is arranged on the measuring bowl, is connected with the first limiting cover and is used for driving the first limiting cover to be close to or far away from the connecting ring; the second limiting cover is arranged on the bowl cover, an internal thread is formed in the inner side of the second limiting cover, the first limiting cover is in threaded fit with the second limiting cover, and the first limiting cover and the second limiting cover are used for tightly supporting the connecting ring and the bowl cover, so that the tight supporting between the bowl cover and the top of the measuring bowl is realized.
Through adopting above-mentioned technical scheme, utilize drive arrangement to drive first spacing lid and remove to the position of hugging closely the go-between, rotate the spacing lid of second, make spacing lid of second and the screw-thread fit of first spacing lid, realized being connected between the spacing lid of first spacing lid and second, go-between and alms bowl lid all are located between the spacing lid of first spacing lid and second this moment, screw-thread fit through the spacing lid of first spacing lid and second has realized supporting the alms bowl lid tightly the effect on the go-between, and need not to twist a plurality of bolts at the connection in-process, it is connected to support tightly between alms bowl lid and the volume alms bowl to be convenient for.
Optionally, the driving device includes an air cylinder, the air cylinder is disposed on the measuring bowl, and a piston rod of the air cylinder vertically extends upward and is connected to the first limiting cover.
Through adopting above-mentioned technical scheme, utilize the cylinder to drive first spacing lid and follow vertical direction motion for first spacing lid supports tightly with the go-between on the volume alms bowl, thereby is convenient for the spacing lid of second to be connected with first spacing lid.
Optionally, the first limiting cover includes a first cylinder and a first limiting ring, the first limiting ring is disposed at one end of the first cylinder, the first limiting ring is connected with a piston rod of the cylinder, and the external thread is located on the outer side of the first cylinder; the second limiting cover comprises a second cylinder and a second limiting ring, the second limiting ring is arranged at one end of the second cylinder, the internal thread is located on the inner side of the second cylinder, and the first limiting ring and the second limiting ring are used for limiting and tightly abutting the connecting ring and the bowl cover.
Through adopting above-mentioned technical scheme, start the cylinder, the piston rod of cylinder drives first spacing ring and go-between and supports tightly, and first barrel is located the outside of go-between and alms bowl lid this moment, carries out threaded connection with second barrel and first barrel for second spacing ring supports tightly with the alms bowl lid, and the power of applying power to the alms bowl lid through the spacing ring of second has realized supporting the alms bowl lid tightly on the go-between, thereby has realized measuring alms bowl internal seal's effect.
Optionally, a sealing ring is arranged on the inner side of the first cylinder.
Through adopting above-mentioned technical scheme, when carrying out the sealed operation of volume alms bowl, first barrel lies in the outside of go-between and alms bowl lid simultaneously, utilizes to set up the sealing ring in first barrel, can further seal go-between and alms bowl lid for the sealed effect to the volume alms bowl is better.
Optionally, a handle is arranged on the second limiting cover, and the handle is used for driving the second limiting cover to rotate.
Through adopting above-mentioned technical scheme, when the spacing lid of second and first spacing lid threaded connection, the spacing lid of second need rotate, utilizes the handle to provide the impetus of holding for the workman, is convenient for cover first spacing with the spacing threaded connection of lid of second.
Optionally, the handle includes connecting plate, spacing piece and axis of rotation, the through-hole has been seted up on the connecting plate, the axis of rotation rotates and sets up in the through-hole of connecting plate, spacing piece is provided with two in the axis of rotation, and is located the both sides of connecting plate respectively.
Through adopting above-mentioned technical scheme, when the spacing lid of second is rotated to needs, handheld rotation axis of rotation, the axis of rotation drives the center that the connecting plate used the alms bowl lid and rotates as the center of rotation, thereby it rotates to drive the spacing lid of second, the axis of rotation rotates on the connecting plate this moment, owing to receive spacing piece spacing, the axis of rotation is difficult for deviating from the connecting plate, when the rotation setting of axis of rotation is convenient for the workman to rotate the axis of rotation, workman's hand is difficult and carry out relative motion between the axis of rotation, more do benefit to and drive the axis of rotation and rotate.
Optionally, the connecting ring is provided with a fixing ring, and the bowl cover is provided with a fixing groove for accommodating the fixing ring.
By adopting the technical scheme, in the process of placing the bowl cover on the connecting ring, the fixing ring on the connecting ring is positioned in the fixing groove on the bowl cover, and the bowl cover and the connecting ring are kept aligned when placed through the matching of the fixing groove and the fixing ring, so that the bowl cover and the connecting ring are abutted and connected conveniently.
Optionally, a seal gasket is arranged on the connecting ring and in the fixing ring.
By adopting the technical scheme, when the bowl cover and the connecting ring are tightly propped, the sealing gasket is extruded, so that the sealing effect of the bowl cover and the connecting ring is better.
In summary, the present application includes at least one of the following beneficial technical effects:
through the threaded connection of the first limit cover and the second limit cover, the bowl cover and the connecting ring are extruded, so that the bowl cover and the connecting ring are tightly supported, the sealing performance of the measuring bowl is better, a plurality of bolts do not need to be screwed, the bowl cover is more uniformly stressed when being close to and supported tightly to the connecting ring, and the whole process is convenient and fast.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
Fig. 2 is an explosion structure diagram for showing the connection relationship between the first limiting cover and the second limiting cover according to the embodiment of the application.
Fig. 3 is a schematic diagram of an explosion structure for showing the first limiting cover and the second limiting cover according to the embodiment of the present application.
Description of reference numerals: 1. measuring the bowl; 11. a connecting ring; 111. a fixing ring; 12. mounting a plate; 13. a gasket; 2. a bowl cover; 21. fixing grooves; 3. a first limit cover; 31. an external thread; 32. a first cylinder; 321. a seal ring; 33. a first limit ring; 4. a second limit cover; 41. an internal thread; 42. a second cylinder; 43. a second stop collar; 44. a handle; 441. a connecting plate; 442. a limiting sheet; 443. a rotating shaft; 444. a through hole; 5. a drive device; 51. and a cylinder.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses concrete gas content tester. Referring to fig. 1 and 2, the concrete gas content tester comprises a measuring bowl 1 and a bowl cover 2, wherein a connecting ring 11 is arranged at the top of the measuring bowl 1, the connecting ring 11 and the measuring bowl 1 are integrally formed, the outer diameter of the connecting ring 11 is equal to that of the bowl cover 2, and the connecting ring 11 is used for tightly abutting against the bowl cover 2; the air content tester also comprises a first limiting cover 3, a second limiting cover 4 and a driving device 5, wherein the first limiting cover 3 is arranged on the measuring bowl 1 in a sliding manner and is positioned on the outer side of the connecting ring 11, and the outer side of the first limiting cover 3 is provided with an external thread 31; the driving device 5 is arranged on the measuring bowl 1, and the driving device 5 is connected with the first limiting cover 3 and is used for driving the first limiting cover 3 to be close to or far away from the connecting ring 11; the second limiting cover 4 is arranged on the bowl cover 2, an internal thread 41 is formed in the inner side of the second limiting cover 4, the first limiting cover 3 is in threaded fit with the second limiting cover 4, and the first limiting cover 3 and the second limiting cover 4 are used for tightly abutting the connecting ring 11 and the bowl cover 2.
In the above embodiment, the driving device 5 is used to drive the first limiting cover 3 to move to a position tightly attached to the connection ring 11, and the second limiting cover 4 is rotated to enable the second limiting cover 4 to be in thread fit with the first limiting cover 3, so that the first limiting cover 3 and the second limiting cover 4 are connected, at this time, the connection ring 11 and the bowl cover 2 are both located between the first limiting cover 3 and the second limiting cover 4, the effect of tightly supporting the bowl cover 2 on the connection ring 11 is realized through the thread fit of the first limiting cover 3 and the second limiting cover 4, and a plurality of bolts do not need to be screwed in the connection process, so that the bowl cover 2 and the measuring bowl 1 can be connected tightly.
Referring to fig. 2 and 3, the first limiting cover 3 includes a first cylinder 32 and a first limiting ring 33, the first limiting ring 33 is welded at one end of the first cylinder 32, the external thread 31 is located outside the first cylinder 32, the first limiting ring 33 is connected with the driving device 5, the outer diameters of the first limiting ring 33 and the first cylinder 32 are both greater than the outer diameter of the connecting ring 11, the inner diameter of the first limiting ring 33, that is, the diameter of the hollow part of the first limiting ring 33 is greater than the diameter of the measuring bowl 1, so that the measuring bowl 1 can pass through the first limiting ring 33, and the connecting ring 11 can limit the first limiting ring 33; the second limiting cover 4 comprises a second cylinder 42 and a second limiting ring 43, the second limiting ring 43 is welded at one end of the second cylinder 42, the internal thread 41 is located at the inner side of the second cylinder 42, the internal thread 41 is in threaded fit with the external thread 31, the first limiting ring 33 and the second limiting ring 43 are used for limiting and abutting the connecting ring 11 and the bowl cover 2, and the limiting and abutting means that a limiting space for limiting the connecting ring 11 and the bowl cover 2 is formed between the first limiting ring 33 and the second limiting ring 43, and pressure is applied to the bowl cover 2 through threaded connection between the first cylinder 32 and the second cylinder 42 to abut the bowl cover 2 on the connecting ring 11.
Referring to fig. 2 and 3, the driving device 5 includes a cylinder 51, the measuring bowl 1 is welded with a mounting plate 12, the mounting plate 12 is perpendicular to the length direction of the measuring bowl 1, the cylinder 51 is disposed on the mounting plate 12 through a bolt, and the extending direction of the piston rod of the cylinder 51 is consistent with the length direction of the measuring bowl 1, that is, the piston rod of the cylinder 51 extends vertically upward and is connected with the first limit ring 33.
Referring to fig. 2 and 3, a handle 44 is disposed on the second position-limiting cover 4, and the handle 44 is used for driving the second position-limiting cover 4 to rotate. As an embodiment of the handle 44, the handle 44 includes a connecting plate 441, two limiting pieces 442 and a rotating shaft 443, the connecting plate 441 is perpendicular to the second limiting ring 43, a through hole 444 is formed in the connecting plate 441, the rotating shaft 443 is rotatably disposed in the through hole 444 of the connecting plate 441, two limiting pieces 442 are welded on the rotating shaft 443, specifically, the rotating shaft 443 sequentially passes through one of the limiting pieces 442 and the through hole 444 on the connecting plate 441 and is welded with the other limiting piece 442 after passing through the through hole 444, that is, the limiting pieces 442 are respectively located on two sides of the connecting plate 441, and the outer diameter of the rotating shaft 443 is smaller than the diameter of the through hole 444, so that the rotating shaft 443 can freely rotate in the through hole 444 on the connecting plate 441, and the limiting rotating shaft 443 subjected to the limiting pieces 442 is not easily separated from the connecting plate 441.
In the above embodiment, when the measuring bowl 1 needs to be sealed, the bowl cover 2 is placed on the connection ring 11, the air cylinder 51 is started, the air cylinder 51 drives the first limit ring 33 to abut against the ring surface of the connection ring 11, at this time, the first cylinder 32 is located at the outer sides of the connection ring 11 and the bowl cover 2, the second cylinder 42 is placed at the outer side of the first cylinder 32, the rotation shaft 443 is held by hand, the rotation shaft 443 drives the connection plate 441 to rotate, so as to drive the second cylinder 42 to rotate, and thus the second cylinder 42 and the first cylinder 32 are conveniently in threaded connection, after screwing, the bowl cover 2 and the connection ring 11 are limited between the first limit ring 33 and the second limit ring 43, and the second limit ring 43 applies vertical downward pressure to the bowl cover 2, so that the bowl cover 2 abuts against the connection ring 11, and the effect of facilitating abutting connection of the measuring bowl 1 and the bowl cover 2 is achieved, thereby completing sealing of the measuring bowl 1.
Referring to fig. 2, a fixing ring 111 is welded on the connecting ring 11, the fixing ring 111 is a circular ring and the fixing ring 111 is arranged concentrically with the connecting ring 11, and a fixing groove 21 for accommodating the fixing ring 111 is formed on the bowl cover 2.
In the above embodiment, the cooperation of the fixing ring 111 and the fixing groove 21 is used to facilitate quick and accurate placement of the bowl cover 2 on the connecting ring 11, and to maintain the bowl cover 2 in alignment with the outer side of the connecting ring 11, thereby facilitating the seating of the bowl cover 2 on the connecting ring 11.
Referring to fig. 2 and 3, in order to increase the sealing performance when the bowl 1 is closed, a sealing ring 321 is bonded to the inner side of the first cylinder 32, the sealing ring 321 is arranged concentrically with the first cylinder 32, and the ring surface of the sealing ring 321 is tightly adhered to the cylinder wall of the first cylinder 32; a seal 13 is bonded to the connection ring 11 and positioned in the fixing ring 111.
In the above embodiment, when the bowl cover 2 is tightly pressed against the connection ring 11, the two sides of the sealing gasket 13 located in the connection ring 11 are respectively pressed by the connection ring 11 and the bowl cover 2, and the gap between the connection ring 11 and the bowl cover 2 is further reduced by the sealing gasket 13, so that the sealing performance of the bowl 1 is improved; meanwhile, the sealing ring 321 in the first cylinder 32 further seals the abutting part of the bowl cover 2 and the connecting ring 11, so that the sealing performance of the measuring bowl 1 is better.
The implementation principle of the concrete gas content tester in the embodiment of the application is as follows: the cylinder 51 drives the first limiting ring 33 to abut against the connecting ring 11, and then the second cylinder 42 is in threaded connection with the first cylinder 32, at the moment, the second limiting ring 43 abuts against the bowl cover 2 tightly, pressure is applied to the bowl cover 2, so that the bowl cover 2 abuts against the connecting ring 11 tightly, the effect of sealing the measuring bowl 1 is achieved, the whole process is convenient and fast, a plurality of bolts do not need to be screwed, when the bowl cover 2 abuts against the connecting ring 11 tightly, the bowl cover 2 is even in stress, and the abutting effect is better.
The foregoing is a preferred embodiment of the present invention and is not intended to limit the scope of the invention in any way, and any feature disclosed in this specification (including the accompanying drawings) may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
Claims (8)
1. The concrete gas content tester comprises a measuring bowl (1) and a bowl cover (2), wherein a connecting ring (11) is arranged at the top of the measuring bowl (1), and the connecting ring (11) is tightly abutted to the bowl cover (2); the method is characterized in that: the measuring pot further comprises a first limiting cover (3), a second limiting cover (4) and a driving device (5), wherein the first limiting cover (3) is arranged on the measuring pot (1) in a sliding mode and is located on the outer side of the connecting ring (11), and an external thread (31) is arranged on the outer side of the first limiting cover (3); the driving device (5) is arranged on the measuring bowl (1), and the driving device (5) is connected with the first limiting cover (3) and is used for driving the first limiting cover (3) to be close to or far away from the connecting ring (11); the second limiting cover (4) is arranged on the bowl cover (2), an internal thread (41) is formed in the inner side of the second limiting cover (4), the first limiting cover (3) is in threaded fit with the second limiting cover (4), and the first limiting cover (3) and the second limiting cover (4) are used for tightly abutting the connecting ring (11) and the bowl cover (2).
2. The concrete gas content tester according to claim 1, characterized in that: the driving device (5) comprises an air cylinder (51), the air cylinder (51) is arranged on the measuring bowl (1), and a piston rod of the air cylinder (51) vertically extends upwards and is connected with the first limiting cover (3).
3. The concrete gas content tester according to claim 2, characterized in that: the first limiting cover (3) comprises a first cylinder (32) and a first limiting ring (33), the first limiting ring (33) is arranged at one end of the first cylinder (32), the first limiting ring (33) is connected with a piston rod of the air cylinder (51), and the external thread (31) is positioned on the outer side of the first cylinder (32); the second limiting cover (4) comprises a second cylinder body (42) and a second limiting ring (43), the second limiting ring (43) is arranged at one end of the second cylinder body (42), the internal thread (41) is located on the inner side of the second cylinder body (42), and the first limiting ring (33) and the second limiting ring (43) are used for limiting and abutting the connecting ring (11) and the bowl cover (2).
4. The concrete gas content tester according to claim 3, characterized in that: a sealing ring (321) is arranged on the inner side of the first cylinder (32).
5. The concrete gas content tester according to claim 1, characterized in that: the handle (44) is arranged on the second limiting cover (4), and the handle (44) is used for driving the second limiting cover (4) to rotate.
6. The concrete gas content tester according to claim 5, characterized in that: the handle (44) comprises a connecting plate (441), two limiting pieces (442) and a rotating shaft (443), wherein a through hole (444) is formed in the connecting plate (441), the rotating shaft (443) is rotatably arranged in the through hole (444) of the connecting plate (441), and the two limiting pieces (442) are arranged on the rotating shaft (443) and are respectively positioned on two sides of the connecting plate (441).
7. The concrete gas content tester according to claim 1, characterized in that: the pot cover is characterized in that a fixing ring (111) is arranged on the connecting ring (11), and a fixing groove (21) for accommodating the fixing ring (111) is formed in the pot cover (2).
8. The concrete gas content tester according to claim 7, characterized in that: and a sealing gasket (13) is arranged on the connecting ring (11) and in the fixing ring (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221236042.1U CN217638435U (en) | 2022-05-23 | 2022-05-23 | Concrete gas content tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221236042.1U CN217638435U (en) | 2022-05-23 | 2022-05-23 | Concrete gas content tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217638435U true CN217638435U (en) | 2022-10-21 |
Family
ID=83655057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221236042.1U Active CN217638435U (en) | 2022-05-23 | 2022-05-23 | Concrete gas content tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217638435U (en) |
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2022
- 2022-05-23 CN CN202221236042.1U patent/CN217638435U/en active Active
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