Building waterproof roll low-temperature flexibility testing device
Through the electric-driven compression components and servo motor drive components, the problem of difficulty in clamping building waterproof coils in low temperature environments is solved, stable clamping and accurate measurement of coils are achieved, and the accuracy of low temperature flexibility testing is improved sex.
Patent Information
- Application Number
- CN202420791871.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-17
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-04-17
AI Technical Summary
Common building waterproof coils are difficult to effectively clamp the coils on smooth surfaces, resulting in inaccurate measurements in low temperature environments.
The pressing assembly driven by electric power is combined with the hard rubber block to clamp the coil through plane contact, and the horizontal driving assembly driven by servo motor stabilizes the stretching of the coil to ensure clamping effect and accurate measurement.
The stable clamping and stretching of building waterproof coils is achieved, avoiding the roll loose in low temperature environments and ensuring accurate measurement of flexibility performance.
Smart Images
Figure CN222259018U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of waterproofing membrane performance testing, and in particular to a low-temperature temperature testing device for building waterproofing membranes. Background Art
[0002] With the development of infrastructure in my country, waterproof membranes are used more and more widely. In the vast northern regions, there are high requirements for the low-temperature resistance of waterproof membranes. General materials will shrink and become brittle under low temperature conditions. Low temperature temperature is a good indicator of the cold resistance of materials.
[0003] After searching, the Chinese patent with application number: 202220336488.5 discloses a low-temperature temperature tester for building waterproof membrane, including a low-temperature test cabinet, a test basket, a fixing device and an anti-falling device. A test basket is arranged inside the low-temperature test cabinet, and fixing plates are arranged on the inner walls on both sides of the test basket. A fixing device is arranged between the fixing plates, and the fixing device includes a left clamping plate, a right clamping plate and a reset spring. An anti-falling device is arranged between the fixing plates, wherein a rotating shaft is arranged at one end of the left clamping plate, and one end of the left clamping plate is rotatably connected to one end of the right clamping plate through the rotating shaft, and the other end of the left clamping plate is attached to the other end of the right clamping plate, and a membrane body is arranged at the joint of the left clamping plate and the right clamping plate, and several groups of reset springs are arranged between the inner walls of the left clamping plate and the right clamping plate, and the left clamping plate and the right clamping plate are sleeved on the outer surface of the fixed column.
[0004] With respect to the above-mentioned related technologies, the inventor believes that there are the following technical defects that need to be improved:
[0005] The fixing device in the common building waterproof membrane low temperature flexibility tester mainly clamps the building waterproof membrane through a roller structure, and the clamping force mainly comes from the elastic force of the reset spring. Combined with the fact that the surface of some building waterproof membranes is relatively smooth, it is easy for the building waterproof membrane to fail to clamp. It is difficult to accurately measure the flexibility performance of loose building waterproof membranes in low temperature environments. Utility Model Content
[0006] This application provides a low temperature temperature test device for building waterproof membrane to improve the following technical problems:
[0007] The fixing devices in the common low-temperature flexibility tester for building waterproof membranes can easily fail to clamp tightly. It is difficult to accurately measure the flexibility performance of loose building waterproof membranes in low-temperature environments.
[0008] The present application provides a low temperature temperature test device for building waterproof membrane, which adopts the following technical solution:
[0009] A low temperature temperature test device for building waterproof membrane, comprising a chassis, a low temperature test chamber is arranged on one side of the chassis, a sealing cover is hinged at the top opening of the low temperature test chamber, a fixed seat and a horizontal drive assembly are arranged on the inner bottom wall of the low temperature test chamber, a movable seat is arranged on the horizontal drive assembly, the horizontal drive assembly is used to drive the movable seat to approach or move away from the fixed seat, and the tops of the fixed seat and the movable seat are both provided with clamping assemblies, one group of the clamping assemblies cooperates with the top of the fixed seat to contact and clamp one side of the building waterproof membrane sample with a plane, and the other group of the clamping assemblies cooperates with the top of the movable seat to contact and clamp the other side of the building waterproof membrane sample with a plane, and the clamping assemblies are driven by electricity.
[0010] In an achievable technical solution of the present application, the clamping assembly includes a bracket, an electric push rod and a clamping block, the bracket is fixed to the top of the fixed seat or the movable seat, the electric push rod is installed on the top of the bracket, the electric push rod is arranged vertically, and the clamping block is fixed to the bottom of the electric push rod.
[0011] In an achievable technical solution of the present application, a soft rubber plate is provided at the bottom of the pressing block, and an anti-slip pattern is provided on the lower surface of the soft rubber plate.
[0012] In an achievable technical solution of the present application, a first hard rubber block is arranged on the top of the fixing seat, and an upper surface of the first hard rubber block is provided with anti-slip patterns.
[0013] In a feasible technical solution of the present application, a second hard rubber block is arranged on the top of the movable seat, and an upper surface of the second hard rubber block is provided with anti-slip patterns.
[0014] In an achievable technical solution of the present application, the upper surface of the first hard rubber block and the upper surface of the second hard rubber block are located on the same horizontal plane.
[0015] In an achievable technical solution of the present application, the horizontal drive assembly includes a servo motor, a screw, a sliding block and two supports, the servo motor is fixed in the low-temperature test chamber, the screw is horizontally rotatably assembled on the inner bottom wall of the low-temperature test chamber through the two supports, the output shaft of the servo motor is connected to one end of the screw, the sliding block is horizontally slidably assembled on the inner bottom wall of the low-temperature test chamber, the screw is threadedly assembled with the sliding block, and the bottom of the movable seat is fixed on the sliding block.
[0016] In an achievable technical solution of the present application, rollers with braking function are provided at the four corners of the bottom of the chassis.
[0017] In summary, the present application includes at least one of the following beneficial technical effects:
[0018] The electrically driven clamping assembly can cooperate with the top of the fixed seat or the movable seat to clamp and fix both sides of the building waterproof membrane sample in a planar contact manner, which has a better clamping effect on the building waterproof membrane sample. Then, the horizontal driving assembly is started to stretch the clamped building waterproof membrane sample to a suitable flat state. During the entire test process, the building waterproof membrane sample is not easy to slip and loosen, which is conducive to the subsequent accurate measurement of the flexibility performance of the building waterproof membrane sample in a low temperature environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0020] Figure 1 It is a structural schematic diagram of a low temperature temperature testing device for building waterproof membrane according to an embodiment of the present application.
[0021] Description of reference numerals:
[0022] 1. Chassis; 11. Low-temperature test chamber; 12. Sealing cover; 2. Fixed seat; 21. First hard rubber block; 3. Horizontal drive assembly; 31. Servo motor; 32. Screw rod; 33. Sliding block; 34. Support; 4. Moving seat; 41. Second hard rubber block; 5. Clamping assembly; 51. Bracket; 52. Electric push rod; 53. Clamping block; 54. Soft rubber plate; 6. Roller. DETAILED DESCRIPTION
[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.
[0024] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
[0025] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.
[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0027] The following is combined with Figure 1 This application is described in further detail.
[0028] The present application embodiment discloses a low temperature temperature testing device for building waterproof membrane. Figure 1 The low temperature temperature test device for building waterproof membrane comprises a chassis 1, a low temperature test chamber 11 is arranged on one side of the chassis 1, a sealing cover 12 is hinged at the top opening of the low temperature test chamber 11, a fixed seat 2 and a horizontal driving component 3 are arranged on the inner bottom wall of the low temperature test chamber 11, a moving seat 4 is arranged on the horizontal driving component 3, the horizontal driving component 3 is used to drive the moving seat 4 to approach or move away from the fixed seat 2, and a clamping component 5 is arranged on the top of the fixed seat 2 and the moving seat 4, wherein one group of clamping components 5 cooperates with the top of the fixed seat 2 to contact and clamp one side of the building waterproof membrane sample with a plane, and another group of clamping components 5 cooperates with the top of the moving seat 4 to contact and clamp the other side of the building waterproof membrane sample with a plane, and the clamping component 5 is driven by electricity.
[0029] The beneficial technical effects of the low temperature temperature testing device for building waterproof membranes according to the embodiment of the present application are as follows:
[0030] The electrically driven clamping assembly 5 can cooperate with the top of the fixed seat 2 or the movable seat 4 to clamp and fix both sides of the building waterproof membrane sample in a planar contact manner, which has a better clamping effect on the building waterproof membrane sample. Then, the horizontal driving assembly 3 is started to stretch the clamped building waterproof membrane sample to a suitable flat state. During the entire test process, the building waterproof membrane sample is not easy to slip and loosen, which is conducive to the subsequent accurate measurement of the flexibility performance of the building waterproof membrane sample in a low temperature environment.
[0031] In this embodiment, the clamping assembly 5 includes a bracket 51, an electric push rod 52 and a clamping block 53. The bracket 51 is fixed to the top of the fixed seat 2 or the movable seat 4, the electric push rod 52 is installed on the top of the bracket 51, the electric push rod 52 is arranged vertically, and the clamping block 53 is fixed to the bottom of the electric push rod 52, and a soft rubber plate 54 is provided at the bottom of the clamping block 53, and the lower surface of the soft rubber plate 54 is provided with anti-slip texture.
[0032] The clamping assembly 5 designed as above has a simple structure and stable operation, and has a better clamping effect on the building waterproofing membrane sample. Moreover, the soft rubber plate 54 can be in soft contact with the building waterproofing membrane sample, and has a better protection effect on the building waterproofing membrane sample.
[0033] In order to further prevent the building waterproof membrane sample from being damaged by being clamped, a first hard rubber block 21 is arranged on the top of the fixed seat 2, and the upper surface of the first hard rubber block 21 is provided with anti-slip grooves, and a second hard rubber block 41 is arranged on the top of the movable seat 4, and the upper surface of the second hard rubber block 41 is provided with anti-slip grooves, and the upper surface of the first hard rubber block 21 and the upper surface of the first hard rubber block 21 are located on the same horizontal plane.
[0034] In this embodiment, the horizontal drive assembly 3 includes a servo motor 31, a screw rod 32, a sliding block 33 and two supports 34. The servo motor 31 is fixed in the low-temperature test chamber 11. The screw rod 32 is horizontally rotated and assembled on the inner bottom wall of the low-temperature test chamber 11 through two supports 34. The output shaft of the servo motor 31 is connected to one end of the screw rod 32. The sliding block 33 is horizontally slidably assembled on the inner bottom wall of the low-temperature test chamber 11. The screw rod 32 and the sliding block 33 are threadedly assembled, and the bottom of the movable seat 4 is fixed on the sliding block 33.
[0035] The horizontal driving assembly 3 designed as above has a simple structure and stable operation, and can stably drive the moving seat 4 to slide horizontally.
[0036] In order to facilitate the rapid transfer and transportation of the low-temperature temperature test device for building waterproof membranes, rollers 6 with brake functions are arranged at the four corners of the bottom of the chassis 1.
[0037] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the application should be included in the protection scope of the present application.
Claims
1. A low temperature temperature test device for building waterproof membrane, characterized in that: The invention comprises a case (1), a low temperature test chamber (11) is arranged on one side of the case (1), a sealing cover (12) is hinged at the top opening of the low temperature test chamber (11), a fixed seat (2) and a horizontal driving assembly (3) are arranged on the inner bottom wall of the low temperature test chamber (11), a movable seat (4) is arranged on the horizontal driving assembly (3), the horizontal driving assembly (3) is used to drive the movable seat (4) to approach or move away from the fixed seat (2), and a clamping assembly (5) is arranged on the top of the fixed seat (2) and the movable seat (4), wherein one group of the clamping assemblies (5) cooperates with the top of the fixed seat (2) to contact and clamp one side of the building waterproof membrane sample in a plane, and another group of the clamping assemblies (5) cooperates with the top of the movable seat (4) to contact and clamp the other side of the building waterproof membrane sample in a plane, and the clamping assemblies (5) are driven by electricity.
2. The low temperature temperature testing device for building waterproof membrane according to claim 1 is characterized in that: The clamping assembly (5) comprises a bracket (51), an electric push rod (52) and a clamping block (53); the bracket (51) is fixed to the top of the fixed seat (2) or the movable seat (4); the electric push rod (52) is installed on the top of the bracket (51); the electric push rod (52) is arranged vertically; and the clamping block (53) is fixed to the bottom of the electric push rod (52).
3. The low temperature temperature testing device for building waterproof membrane according to claim 2, characterized in that: A soft rubber plate (54) is provided at the bottom of the pressing block (53), and an anti-slip pattern is provided on the lower surface of the soft rubber plate (54).
4. The low temperature temperature testing device for building waterproof membrane according to claim 1, characterized in that: A first hard rubber block (21) is arranged on the top of the fixing seat (2), and an anti-slip pattern is arranged on the upper surface of the first hard rubber block (21).
5. The low temperature temperature testing device for building waterproof membrane according to claim 4 is characterized in that: A second hard rubber block (41) is arranged on the top of the movable seat (4), and an anti-slip pattern is arranged on the upper surface of the second hard rubber block (41).
6. The low temperature temperature testing device for building waterproof membrane according to claim 5, characterized in that: The upper surface of the first hard rubber block (21) and the upper surface of the first hard rubber block (21) are located on the same horizontal plane.
7. The low temperature temperature testing device for building waterproof membrane according to claim 1, characterized in that: The horizontal driving assembly (3) comprises a servo motor (31), a screw rod (32), a sliding block (33) and two supports (34); the servo motor (31) is fixed in the low-temperature test chamber (11); the screw rod (32) is horizontally rotatably assembled on the inner bottom wall of the low-temperature test chamber (11) through the two supports (34); the output shaft of the servo motor (31) is connected to one end of the screw rod (32); the sliding block (33) is horizontally slidably assembled on the inner bottom wall of the low-temperature test chamber (11); the screw rod (32) and the sliding block (33) are threadedly assembled; and the bottom of the movable seat (4) is fixed on the sliding block (33).
8. The low temperature temperature testing device for building waterproof membrane according to claim 1, characterized in that: Rollers (6) with a braking function are arranged at the four corners of the bottom of the chassis (1).