Plastering gypsum cohesiveness testing device

Abstract

The utility model relates to the technical field of plastering gypsum detection, and discloses a plastering gypsum cohesiveness testing device which comprises a first circular plate, an arc-shaped plate, a stepped shaft, a nut, a first mounted bearing, a second circular plate, a second mounted bearing, a pin shaft and a stretching assembly. In the using process, the stretching assembly is controlled to work, so that the second circular plate has the trend of moving relative to the first circular plate, and then the cohesiveness performance of the plastering gypsum under the limit condition is simulated and tested. Moreover, the position of the stepped shaft can be adjusted in the extending direction of the arc-shaped hole by unscrewing the nut, and the angles of the first mounted bearing, the stretching assembly and the second mounted bearing are changed. And after being adjusted to a proper position, the nut is screwed to fix the position of the stepped shaft, so that the angles of the first mounted bearing, the stretching assembly and the second mounted bearing are determined. Therefore, forces in various directions can be applied, so that the cohesiveness of the plastering gypsum under various conditions can be simulated.

Description

Technical Field

[0001] The present application relates to the technical field of plastering gypsum detection, for example, to a plastering gypsum adhesion testing device. Background Art

[0002] Related technology (publication number: CN218180636U) discloses a lightweight plaster adhesion testing device, including a frame, an auxiliary plate, a handle, a test plate, an angle adjustment motor, a control unit, a slide rail, a sliding frame, a winding motor, a pulley block, and a traction rope.

[0003] In the process of implementing the above embodiments, it is found that there are at least the following problems in the related art:

[0004] During the testing process of the lightweight plastering gypsum adhesion test device, the through hole controls the winding motor to wind up the traction rope so that the auxiliary plate moves relative to the test plate. By providing the auxiliary plate with an external force of a certain value, the adhesion performance of the plastering gypsum under extreme conditions is simulated and tested. However, when simulating the side view of the extreme conditions of the plastering gypsum, it can only apply forces in directions parallel to the bonding surface, and cannot apply forces in multiple directions. Therefore, it is impossible to simulate the adhesion of the plastering gypsum under various conditions.

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present application, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical components or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0007] The disclosed embodiment provides a plaster adhesion testing device, which can simulate the adhesion of plaster under various conditions.

[0008] In some embodiments, a plaster gypsum adhesion testing device includes: a first circular plate; an arc plate connected to the first circular plate, the plane where the arc plate is located is perpendicular to the plane where the circular plate is located, and the arc plate includes an arc hole; a stepped shaft, movably inserted in the arc hole; a nut, threadedly connected to the stepped shaft; a first seat bearing, sleeved on the stepped shaft; a second circular plate, which can be fitted with the first circular plate and can be located on the inner side of the arc plate; a second seat bearing, installed at the center of the second circular plate; a pin, installed inside the second seat bearing; a stretching assembly, connected to the first seat bearing and detachably installed on the pin; wherein, under the stretching of the stretching assembly, the second circular plate has a tendency to move relative to the first circular plate.

[0009] Optionally, the stretching assembly includes: an electric telescopic rod, located between the first seat bearing and the pin shaft; wherein, under the pulling of the electric telescopic rod, the second circular plate has a tendency to move relative to the first circular plate.

[0010] Optionally, the stretching assembly further includes: a joint bearing connected to the movable end of the electric telescopic rod and detachably mounted on the pin shaft.

[0011] Optionally, the stretching assembly also includes: a first support plate connected to the seat bearing; a second support plate connected to the tail end of the electric telescopic rod, the plane where the second support plate is located is parallel to the plane where the first support plate is located; a tension sensor installed between the opposite surfaces of the second support plate and the first support plate, for detecting tension.

[0012] Optionally, the stretching assembly further includes: a guide shaft, which is slidably disposed on the second support plate along the movement direction of the moving end of the electric telescopic rod and is connected to the first support plate.

[0013] Optionally, the stretching assembly further includes: a linear bearing, which is slidably mounted on the guide shaft and installed on the second support plate.

[0014] Optionally, the stretching assembly further includes: a limiting ring installed on the guide shaft, and along the axial direction of the guide shaft, the limiting ring and the first support plate are located on both sides of the second support plate.

[0015] Optionally, it also includes: a spacer installed between the second circular plate and the second seat bearing.

[0016] Optionally, it further includes: a base connected to the first circular plate, and along the thickness direction of the first circular plate, the base and the arc plate are located on both sides of the first circular plate.

[0017] The present invention provides a plastering gypsum adhesion testing device, which can achieve the following technical effects:

[0018] The present disclosure provides a plaster adhesion test device, comprising a first circular plate, an arc plate, a stepped shaft, a nut, a first seat bearing, a second circular plate, a second seat bearing, a pin and a stretching assembly. The first circular plate is used to support the entire device. The arc plate is connected to the first circular plate and is used to support and install the stepped shaft. The stepped shaft is threadedly connected to the nut after being inserted into the arc hole of the arc plate. The first seat bearing is sleeved on the stepped shaft and can rotate relative to the stepped shaft. The second circular plate can fit with the first circular plate and can be located on the inner side of the arc plate so that the plaster layer can be filled between the first circular plate and the second circular plate. The second seat bearing is installed at the center of the second circular plate and is used to support and install a rotatable pin. The stretching assembly is connected to the first seat bearing and is detachably installed on the pin to provide tension. Wherein, under the tension of the stretching assembly, the second circular plate has a tendency to move relative to the first circular plate, thereby simulating and testing the adhesion performance of the plaster under extreme conditions.

[0019] During use, since the tensioning assembly is detachably connected to the pin, the pin, the second seat bearing and the second circular plate can be removed as a whole, so that the plastering gypsum layer can be applied to the surface of the first circular plate. Then the pin, the second seat bearing and the second circular plate are reinstalled, and the second circular plate is fitted with the plastering gypsum layer. After the plastering gypsum is dried, the detection work can be carried out. During the detection, the tensioning assembly is controlled to work, so that the second circular plate has a tendency to move relative to the first circular plate, and then the adhesion performance of the plastering gypsum under extreme conditions is simulated and tested. In addition, by loosening the nut, the position of the stepped shaft can be adjusted along the extension direction of the arc hole, and the angles of the first seat bearing, the tensioning assembly and the second seat bearing can be changed. After adjusting to the appropriate position, the nut is tightened to fix the position of the stepped shaft, thereby determining the angles of the first seat bearing, the tensioning assembly and the second seat bearing. Therefore, forces in various directions can be applied to simulate the adhesion of the plastering gypsum under various conditions.

[0020] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily described by corresponding drawings, which do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements, and the drawings do not constitute a scale limitation, and wherein:

[0022] Figure 1 It is a schematic diagram of the front cross-sectional structure of a plastering gypsum adhesion testing device provided by an embodiment of the present disclosure;

[0023] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 3 yes Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0025] Figure 4 It is a schematic diagram of the main structure of a plastering gypsum adhesion testing device provided by an embodiment of the present disclosure;

[0026] Figure 5 It is a side view cross-sectional structural schematic diagram of a plastering gypsum adhesion testing device provided by an embodiment of the present disclosure;

[0027] Figure 6 It is a side structural schematic diagram of a plaster gypsum adhesion testing device provided in an embodiment of the present disclosure.

[0028] Reference numerals:

[0029] 1: first circular plate; 2: arc plate; 3: stepped shaft; 4: nut; 5: first bearing with seat; 6: second circular plate; 7: second bearing with seat; 8: pin shaft; 9: electric telescopic rod; 10: joint bearing; 11: first support plate; 12: second support plate; 13: tension sensor; 14: guide shaft; 15: linear bearing; 16: limit ring; 17: cushion block; 18: base. DETAILED DESCRIPTION

[0030] In order to be able to understand the features and technical contents of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The attached drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0031] The terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so that the embodiments of the embodiments of the present disclosure described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0032] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0033] In addition, the terms "disposed", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0034] Unless otherwise stated, the term "plurality" means two or more.

[0035] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B indicates: A or B.

[0036] The term "and / or" is a description of the association relationship between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or, A and B.

[0037] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0038] Combination Figures 1 to 6As shown, the embodiment of the present disclosure provides a plaster gypsum adhesion test device, including a first circular plate 1, an arc plate 2, a stepped shaft 3, a nut 4, a first seat bearing 5, a second circular plate 6, a second seat bearing 7, a pin 8 and a stretching assembly. The arc plate 2 is connected to the first circular plate 1, and the plane where the arc plate 2 is located is perpendicular to the plane where the circular plate is located, and the arc plate 2 includes an arc hole. The stepped shaft 3 can be movably inserted into the arc hole. The nut 4 is threadedly connected to the stepped shaft 3. The first seat bearing 5 is sleeved on the stepped shaft 3. The second circular plate 6 can fit with the first circular plate 1 and can be located on the inner side of the arc plate 2. The second seat bearing 7 is installed at the center of the second circular plate 6. The pin 8 is installed inside the second seat bearing 7. The stretching assembly is connected to the first seat bearing 5 and is detachably installed on the pin 8. Among them, under the stretching of the stretching assembly, the second circular plate 6 has a tendency to move relative to the first circular plate 1.

[0039] A plastering gypsum adhesion test device provided by the embodiment of the present disclosure includes a first circular plate 1, an arc plate 2, a stepped shaft 3, a nut 4, a first seat bearing 5, a second circular plate 6, a second seat bearing 7, a pin 8 and a stretching assembly. The first circular plate 1 is used to support the entire device. The arc plate 2 is connected to the first circular plate 1 and is used to support and install the stepped shaft 3. The stepped shaft 3 is threadedly connected to the nut 4 after being inserted into the arc hole of the arc plate 2. The first seat bearing 5 is sleeved on the stepped shaft 3 and can rotate relative to the stepped shaft 3. The second circular plate 6 can fit with the first circular plate 1 and can be located on the inner side of the arc plate 2 so that the plastering gypsum layer can be filled between the first circular plate 1 and the second circular plate 6. The second seat bearing 7 is installed at the center of the second circular plate 6 to support and install a rotatable pin 8. The stretching assembly is connected to the first seat bearing 5 and is detachably installed on the pin 8 to provide tension. Wherein, under the stretching of the stretching assembly, the second circular plate 6 has a tendency to move relative to the first circular plate 1, thereby simulating and testing the adhesion performance of the plaster under extreme conditions.

[0040] During use, since the tensioning assembly is detachably connected to the pin 8, the pin 8, the second bearing seat 7 and the second circular plate 6 can be removed as a whole, so as to facilitate the application of the plastering gypsum layer on the surface of the first circular plate 1. Then the pin 8, the second bearing seat 7 and the second circular plate 6 are reinstalled, and the second circular plate 6 is made to fit the plastering gypsum layer, and the detection work can be carried out after the plastering gypsum is dried. During the detection, the tensioning assembly is controlled to work, so that the second circular plate 6 has a tendency to move relative to the first circular plate 1, and then the adhesion performance of the plastering gypsum under extreme conditions is simulated and tested. In addition, by loosening the nut 4, the position of the stepped shaft 3 can be adjusted along the extension direction of the arc hole, and the angles of the first bearing seat 5, the tensioning assembly and the second bearing seat 7 can be changed. After adjusting to the appropriate position, the nut 4 is tightened to fix the position of the stepped shaft 3, thereby determining the angles of the first bearing seat 5, the tensioning assembly and the second bearing seat 7. Therefore, forces in various directions can be applied to simulate the adhesion of the plastering gypsum under various conditions.

[0041] Optionally, combined Figures 1 to 6 As shown, the stretching assembly includes an electric telescopic rod 9. The electric telescopic rod 9 is located between the first seat bearing 5 and the pin 8. Wherein, under the pulling of the electric telescopic rod 9, the second circular plate 6 has a tendency to move relative to the first circular plate 1.

[0042] In the disclosed embodiment, the stretching assembly includes an electric telescopic rod 9 located between the first seat bearing 5 and the pin 8. The electric telescopic rod 9 is used to provide a pulling force so that the second circular plate 6 has a tendency to move relative to the first circular plate 1. In addition, the use of the electric telescopic rod 9 as a power source has the advantages of stable operation and long service life.

[0043] Optionally, combined Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6 As shown, the stretching assembly further includes a joint bearing 10. The joint bearing 10 is connected to the moving end of the electric telescopic rod 9 and is detachably mounted on the pin 8.

[0044] In the disclosed embodiment, the stretching assembly further comprises a joint bearing 10 connected to the moving end of the electric telescopic rod 9. The joint bearing 10 is detachably connected to the pin 8 so that the pin 8, the second seat bearing 7 and the second circular plate 6 can be removed as a whole.

[0045] Optionally, combined Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the stretching assembly further includes a first support plate 11, a second support plate 12 and a tension sensor 13. The first support plate 11 is connected to the first seat bearing 5. The second support plate 12 is connected to the tail end of the electric telescopic rod 9, and the plane where the second support plate 12 is located is parallel to the plane where the first support plate 11 is located. The tension sensor 13 is installed between the opposite surfaces of the second support plate 12 and the first support plate 11, and is used to detect tension.

[0046] In the disclosed embodiment, the tension assembly further includes a first support plate 11 connected to the first seat bearing 5, a second support plate 12 connected to the tail end of the electric telescopic rod 9, and a tension sensor 13 installed between the second support plate 12 and the opposite surface of the first support plate 11. During use, the tension sensor 13 will detect the tension on the plastering gypsum layer in real time, thereby reflecting the adhesion of the plastering gypsum layer.

[0047] Optionally, combined Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the stretching assembly further includes a guide shaft 14. The guide shaft 14 is slidably disposed in the second support plate 12 along the moving direction of the moving end of the electric telescopic rod 9, and is connected to the first support plate 11.

[0048] In the disclosed embodiment, the stretching assembly further includes a guide shaft 14 slidably disposed through the second support plate 12 and connected to the first support plate 11. The guide shaft 14 is used to play a guiding support role, so that the second support plate 12 can only move relative to the first support plate 11 along the axial direction of the guide shaft 14, thereby allowing the tension sensor 13 to only be stretched.

[0049] Optionally, combined Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the stretching assembly further includes a linear bearing 15 . The linear bearing 15 is slidably mounted on the guide shaft 14 and installed on the second support plate 12 .

[0050] In the disclosed embodiment,

[0051] Optionally, combined Figure 1 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the stretching assembly further includes a limiting ring 16 . The limiting ring 16 is mounted on the guide shaft 14 , and along the axial direction of the guide shaft 14 , the limiting ring 16 and the first support plate 11 are located on both sides of the second support plate 12 .

[0052] In the embodiment of the present disclosure, the stretching assembly further includes a stop ring 16 mounted on the guide shaft 14. The stop ring 16 is used to limit the position to prevent the guide shaft 14 from falling off the second support plate 12.

[0053] Optionally, combined Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6 As shown, it also includes a cushion block 17. The cushion block 17 is installed between the second circular plate 6 and the second seat bearing 7.

[0054] In the disclosed embodiment, a spacer 17 is also included which is installed between the second circular plate 6 and the second seat bearing 7. The spacer 17 is used to adjust the position of the second seat bearing 7 relative to the second circular plate 6 so that the stretching assembly does not interfere with the first circular plate 1 when it moves to the horizontal position.

[0055] Optionally, combined Figure 1 , Figure 4 , Figure 5 and Figure 6 As shown, it also includes a base 18. The base 18 is connected to the first circular plate 1, and along the thickness direction of the first circular plate 1, the base 18 and the arc plate 2 are located on both sides of the first circular plate 1.

[0056] In the disclosed embodiment, a base 18 connected to the first circular plate 1 is also included. The base 18 is used to abut against the ground or a desktop to support the entire device.

[0057] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A plastering gypsum adhesion testing device, characterized in that: include: First circular plate; An arc plate connected to the first circular plate, wherein the plane where the arc plate is located is perpendicular to the plane where the circular plate is located, and the arc plate includes an arc hole; A stepped shaft, movably inserted into the arc-shaped hole; A nut, threadedly connected to the stepped shaft; A first seated bearing, sleeved on the stepped shaft; A second circular plate, which can be fitted with the first circular plate and can be located on the inner side of the arc-shaped plate; A second seat bearing, mounted at the center of the second circular plate; A pin shaft is installed inside the second seat bearing; A stretching assembly connected to the first seat bearing and detachably mounted on the pin; Wherein, under the stretching of the stretching assembly, the second circular plate has a tendency to move relative to the first circular plate.

2. A plastering gypsum adhesion testing device according to claim 1, characterized in that: The stretching assembly comprises: An electric telescopic rod, located between the first seat bearing and the pin; Wherein, under the pulling of the electric telescopic rod, the second circular plate has a tendency to move relative to the first circular plate.

3. A plastering gypsum adhesion testing device according to claim 2, characterized in that: The stretching assembly also includes: The joint bearing is connected to the moving end of the electric telescopic rod and is detachably mounted on the pin shaft.

4. A plastering gypsum adhesion testing device according to claim 2, characterized in that: The stretching assembly also includes: A first support plate connected to the seated bearing; A second support plate, connected to the rear end of the electric telescopic rod, wherein the plane where the second support plate is located is parallel to the plane where the first support plate is located; The tension sensor is installed between the second support plate and the opposite surface of the first support plate, and is used to detect the tension.

5. A plastering gypsum adhesion testing device according to claim 4, characterized in that: The stretching assembly also includes: The guide shaft is slidably arranged on the second support plate along the movement direction of the moving end of the electric telescopic rod, and is connected to the first support plate.

6. A plastering gypsum adhesion testing device according to claim 5, characterized in that: The stretching assembly also includes: A linear bearing is slidably mounted on the guide shaft and installed on the second support plate.

7. A plastering gypsum adhesion testing device according to claim 5, characterized in that: The stretching assembly also includes: A limiting ring is installed on the guide shaft. Along the axial direction of the guide shaft, the limiting ring and the first support plate are located on both sides of the second support plate.

8. A plastering gypsum adhesion testing device according to any one of claims 1 to 7, characterized in that: Also includes: A cushion block is installed between the second circular plate and the second seat bearing.

9. A plastering gypsum adhesion testing device according to any one of claims 1 to 7, characterized in that: Also includes: The base is connected to the first circular plate. Along the thickness direction of the first circular plate, the base and the arc plate are located on both sides of the first circular plate.

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