CN219121887U

CN219121887U - Compression device of waterproof coiled material low-temperature tester

Info

Publication number: CN219121887U
Application number: CN202223327958.0U
Authority: CN
Inventors: 王献周; 张涛; 金大建; 张强; 林菁
Original assignee: Beijing Huanke Environmental Protection Technology Co ltd
Current assignee: Beijing Huanke Environmental Protection Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-02
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to a waterproofing membrane testing arrangement's field especially relates to a waterproofing membrane low temperature tester closing device, and it includes shell and multiunit is used for compressing tightly the pressure section of thick bamboo of coiled material, press section of thick bamboo two-by-two a set of and follow the length direction of shell is provided with two sets of, set up on the shell one with press section of thick bamboo assorted be rectangular shape sliding tray, the sliding tray follows the length direction of shell sets up, be provided with the multiunit on the shell and be used for driving every group two the pressure section of thick bamboo is close to each other or the drive assembly who keeps away from, adjacent two sets of be provided with the connecting piece between the drive assembly, adjacent two sets of drive assembly passes through the connecting piece is coaxial to be fixed together, is located the drive assembly of end department, and the multiunit drive assembly passes through the drive piece rotates simultaneously. This application has the interval of being convenient for between pressing the section of thick bamboo and adjusts, improves the precision of the distance between the section of thick bamboo that presses, promotes the effect of the accuracy of testing result.

Description

Compression device of waterproof coiled material low-temperature tester

Technical Field

The application relates to the field of waterproof coiled material testing devices, in particular to a pressing device of a waterproof coiled material low-temperature tester.

Background

Before the construction of the waterproof coiled materials, main performance index detection is carried out on each batch of incoming waterproof coiled materials, wherein the detection contents mainly comprise a tensile test, heat resistance, low-temperature flexibility, cold bending temperature, low-temperature bending property, water impermeability, tearing property and soluble substance content test, and the main performance indexes are all measured under the condition of no load, namely no stress; however, under the action of expansion and contraction, the roof concrete can generate deformation cracks, the width of the cracks can reach 2-4 cm, namely, the local tensile deformation can reach 200%; because the roofing waterproof coiled material can accept the test of low temperature in winter, the tensile deformation can have a certain influence on the low-temperature flexibility of the waterproof coiled material.

At present, once the domestic low temperature flexibility tester carries out experimental operation complicacy, and open the shell both sides has the slotted hole, and the screw passes slotted hole and is connected with rotatory drum not, when needs adjustment drum interval, need loosen the screw manual removal drum respectively for adjust drum interval, the operation is inconvenient, and interval precision can't obtain guaranteeing, influences the testing result.

Disclosure of Invention

In order to be convenient for adjust the interval between the pressure section of thick bamboo, improve the precision of the distance between the pressure section of thick bamboo, promote the accuracy of testing result, this application provides a waterproofing membrane low temperature tester closing device.

The application provides a waterproofing membrane low temperature tester closing device adopts following technical scheme:

the utility model provides a waterproofing membrane low temperature tester closing device, includes shell and multiunit are used for compressing tightly the pressure section of thick bamboo of coiled material, press section of thick bamboo two-by-two and follow the length direction of shell is provided with two sets of, set up on the shell one with press section of thick bamboo assorted is rectangular shape sliding tray, the sliding tray is followed the length direction of shell sets up, be provided with multiunit on the shell and be used for driving every group two press section of thick bamboo and be close to each other or keep away from the actuating assembly, adjacent two sets of be provided with the connecting piece between the actuating assembly, adjacent two sets of actuating assembly passes through the connecting piece is coaxial to be fixed together, is provided with the actuating member on the actuating assembly that is located end department, multiunit actuating assembly passes through the actuating member rotates simultaneously.

Through adopting above-mentioned technical scheme, through drive assembly and driving piece to press a section of thick bamboo to drive, wholly can reduce to utilize the screw manual to operate to pressing a section of thick bamboo, utilize the connecting piece to establish ties multiunit drive assembly together simultaneously to can utilize the driving piece to drive multiunit pressure section of thick bamboo simultaneously and remove, be convenient for adjust the interval between the pressure section of thick bamboo, improve the precision of the distance between the pressure section of thick bamboo, promote the accuracy of testing result.

Optionally, the driving assembly includes a first screw rod and a second screw rod which are coaxially fixed, the screw threads of the first screw rod and the screw threads of the second screw rod are opposite in rotation direction, and one of the pressing cylinders is connected with the first screw rod screw thread, and the other pressing cylinder is connected with the second screw rod screw thread.

Through adopting above-mentioned technical scheme, through screw thread revolve to opposite first lead screw and second lead screw can drive two pressure section of thick bamboo simultaneously and remove to can be more accurate when adjusting the distance between two pressure section of thick bamboo, press section of thick bamboo synchronous movement, improve the efficiency of the distance adjustment between the pressure section of thick bamboo.

Optionally, the driving piece adopts a hand wheel.

Through adopting above-mentioned technical scheme, can be convenient for rotate drive assembly through the hand wheel, utilize the hand wheel simultaneously can reduce the direct contact of inspector and drive assembly.

Optionally, the driving piece adopts a driving motor.

Through adopting above-mentioned technical scheme, utilize driving motor long-range to control drive assembly to make experimenter can keep away from the experimental environment of low temperature, utilize driving motor simultaneously can carry out more accurate regulation to the distance between two pressure barrels, thereby make experimental data more accurate.

Optionally, the both ends of the length direction of pressure section of thick bamboo all are provided with drive assembly, be provided with on the shell and be used for taking two sets of drive assembly pivoted drive box simultaneously.

Through adopting above-mentioned technical scheme, drive through two sets of drive assembly simultaneous drive presses a section of thick bamboo to make the both ends of pressing a section of thick bamboo length direction remove simultaneously, thereby reduce and press a section of thick bamboo because the unilateral drive takes place the skew condition, improve and press a section of thick bamboo moving efficiency.

Optionally, the drive box includes the box and gyration sets up the inside drive shaft of box, the driving piece with the coaxial setting of drive shaft is provided with first gear on the drive shaft, be provided with on the drive assembly with first gear engaged with second gear, the drive shaft rotates and passes through first gear and second gear drive assembly rotates.

Through adopting above-mentioned technical scheme, can make the motion between drive shaft and the drive assembly more stable through intermeshing's first gear and second gear, have better synchronism to can reduce the skew that the both ends of pressure section of thick bamboo take place in the removal in-process.

Optionally, the output of driving piece is fixed to be provided with the worm, fixedly be provided with on the drive shaft with engaged with worm wheel, the driving piece passes through the worm wheel with the worm drives the actuating lever rotates.

Through adopting above-mentioned technical scheme, utilize intermeshing's worm wheel and worm can increase the moment of torsion between driving piece and the drive shaft to increase the transmission efficiency between driving piece and the transmission shaft, utilize the auto-lock effect of worm wheel worm simultaneously, can reduce to press a section of thick bamboo and produce the skew in the experimentation, thereby improve and press a section of thick bamboo stability.

Optionally, graduation lines for displaying the distance between each two pressing cylinders are arranged on the shell.

Through adopting above-mentioned technical scheme, utilize the scale mark can more clearly observe the distance between two pressure section of thick bamboo to the staff operation in-process is more accurate to the regulation of pressure section of thick bamboo, thereby improves experimental effect.

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

the driving component and the driving piece are used for driving the pressing cylinders, so that manual operation on the pressing cylinders by using screws can be reduced, and meanwhile, the driving components are connected in series by using the connecting piece, so that the driving piece can be used for driving the pressing cylinders to move simultaneously, the distance between the pressing cylinders is convenient to adjust, the accuracy of the distance between the pressing cylinders is improved, and the accuracy of a detection result is improved;

the first lead screw and the second lead screw with opposite screw threads can drive the two pressing cylinders to move at the same time, so that the distance between the two pressing cylinders can be adjusted more accurately, the pressing cylinders synchronously move, and the efficiency of adjusting the distance between the pressing cylinders is improved;

the torque between the driving piece and the driving shaft can be increased by utilizing the worm wheel and the worm which are meshed with each other, so that the transmission efficiency between the driving piece and the transmission shaft is increased, and meanwhile, the deviation generated in the experimental process of the pressing cylinder can be reduced by utilizing the self-locking effect of the worm wheel and the worm, so that the stability of the pressing cylinder is improved.

Drawings

Fig. 1 is a schematic diagram of the whole structure of a compacting device of a waterproof roll low-temperature tester.

Fig. 2 is a schematic diagram of a driving box structure in a second embodiment of the present application.

Reference numerals illustrate: 1. a housing; 11. pressing a cylinder; 111. a lead screw nut; 12. a sliding groove; 13. scale marks; 2. a driving member; 3. a drive assembly; 31. a first lead screw; 32. a second lead screw; 33. a low temperature coupling; 4. a drive box; 41. a case; 42. a drive shaft; 43. a first gear; 44. a second gear; 45. a worm; 46. a worm wheel.

Detailed Description

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

Embodiment one:

the embodiment of the application discloses a waterproofing membrane low temperature tester closing device.

Referring to fig. 1, the pressing device of the waterproof roll low-temperature tester comprises a casing 1 with a rectangular frame body and a plurality of groups of pressing drums 11 for pressing the roll body, wherein the pressing drums 11 are arranged in pairs in one group and are arranged side by side along the length direction of the frame body, and the pressing drums 11 are arranged in two groups in the embodiment of the application. The side wall of the shell 1 is provided with a sliding groove 12 for the pressing cylinder 11 to move at a position opposite to the pressing cylinder 11, the sliding groove 12 is arranged along the length direction of the shell 1, and two ends of the pressing cylinder 11 in the length direction respectively extend into the corresponding sliding grooves 12, so that the pressing cylinder 11 is in sliding connection with the inner side of the shell 1.

The housing 1 is provided with graduation marks 13 for viewing the distance between the two press cylinders 11 at one side of the sliding groove 12, thereby facilitating the judgment of the distance between the two press cylinders 11.

Referring to fig. 1, a plurality of groups of driving components 3 for driving each group of two pressing cylinders 11 to approach or separate from each other and driving components 2 for driving the driving components 3 to rotate are rotatably connected to the side wall of the casing 1 in the length direction, the driving components 2 adopt handles, and the driving components 2 and the driving components 3 at the extreme ends are coaxially and fixedly connected together. The two ends of the length direction of each group of pressing cylinders 11 are provided with driving assemblies 3, so that the pressing cylinders 11 can be driven conveniently through the two groups of driving assemblies 3. Two adjacent groups of driving components 3 are fixedly connected together through a low-temperature coupling 33, so that the driving components 2 drive the groups of driving components 3 to rotate simultaneously.

Referring to fig. 1, the driving assembly 3 includes a first screw rod 31 and a second screw rod 32 coaxially and fixedly connected together, and axial directions of the first screw rod 31 and the second screw rod 32 are all arranged along a length direction of the housing 1. The thread options of the first screw and the second screw are opposite, and the first screw and the second screw are rotatably connected to the outer side of the side wall of the shell 1. Two ends of the pressing cylinder 11 in the length direction are fixedly connected with screw nuts 111, and in each group of two pressing cylinders 11, one pressing cylinder 11 is in threaded connection with a first screw through the screw nuts 111, and the other pressing cylinder 11 is in threaded connection with a second screw through the screw nuts 111. When the driving member 2 rotates, each set of two press cylinders 11 is moved in opposite directions by the first and second lead screws.

The implementation principle of the compression device of the waterproof coiled material low-temperature tester is as follows: before the low-temperature test is carried out, the handle is rotated according to the actual thickness of the coiled material, the handle is utilized to drive the driving assembly 3 to rotate, the first lead screw and the second lead screw with opposite thread options drive each group of two pressing cylinders 11 to move towards the directions close to each other or away from each other simultaneously, and the distance between the two pressing cylinders 11 is observed through the scale marks 13, so that the adjustment of the pressing cylinders 11 is completed.

Embodiment two:

The difference between the first embodiment and the second embodiment is that: referring to fig. 2, the driving member 2 employs a low temperature resistant driving motor, so that the driving assembly 3 can be automatically driven. One end of the casing 1 in the length direction is fixedly connected with a driving box 4, and the driving piece 2 drives two groups of driving components 3 in the length direction of the pressing cylinder 11 through the driving box 4.

Referring to fig. 2, the drive box includes a box body 41 having a hollow interior, and a longitudinal direction of the box body 41 is arranged along a width direction of the housing 1. A drive shaft 42 is rotatably connected to the inside of the housing 1, and the longitudinal direction of the drive shaft 42 is the same as the longitudinal direction of the casing 41. The driving shaft 42 is fixedly connected with a first gear 43 at a position opposite to the driving assembly 3 at the end, the driving assembly 3 is coaxially and fixedly connected with a second gear 44 meshed with the first gear 43, and the first gear 43 and the second gear 44 are bevel gears, so that transmission between the driving shaft 42 and the driving assembly 3 which are mutually perpendicular is facilitated.

Referring to fig. 2, the output end of the driving member 2 is fixedly connected to a worm 45 coaxially, and a worm wheel 46 engaged with the worm 45 is fixedly connected to the driving shaft 42 coaxially. When the driving piece 2 is started, the driving shaft 42 rotates through the worm gear 46 and the worm 45, and drives the two groups of driving assemblies 3 to rotate through the first gear 43 and the second gear 44.

The implementation principle of the compression device of the waterproof coiled material low-temperature tester is as follows: through the driving shaft 42 and the gear sets meshed with each other, the driving components 3 at the two ends of the pressing cylinder 11 in the length direction can be simultaneously driven by the driving piece 2 to simultaneously rotate, so that the driving components 3 can be automatically controlled by the driving motor.

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

Claims

1. The utility model provides a waterproofing membrane low temperature tester closing device, includes shell (1) and multiunit are used for compressing tightly pressure section of thick bamboo (11) of coiled material, press section of thick bamboo (11) two by two a set of and follow the length direction of shell (1) is provided with two sets of, set up on shell (1) one with press section of thick bamboo (11) assorted slide groove (12) that are rectangular shape, slide groove (12) are followed the length direction setting of shell (1), its characterized in that: the novel pressing device is characterized in that a plurality of groups of driving assemblies (3) used for driving each group of two pressing cylinders (11) to be close to or far away from each other are arranged on the shell (1), connecting pieces are arranged between the two adjacent groups of driving assemblies (3), the two adjacent groups of driving assemblies (3) are coaxially fixed together through the connecting pieces, driving pieces (2) are arranged on the driving assemblies (3) located at the end, and the driving assemblies (3) are simultaneously rotated through the driving pieces (2).

2. The compression device of the waterproof coiled material low-temperature tester according to claim 1, wherein: the driving assembly (3) comprises a first screw rod (31) and a second screw rod (32) which are coaxially fixed, the threads of the first screw rod (31) and the threads of the second screw rod (32) are opposite in rotation direction, and one of the two pressing cylinders (11) in each group is in threaded connection with the first screw rod (31), and the other pressing cylinder (11) is in threaded connection with the second screw rod (32).

3. The compression device of the waterproof coiled material low-temperature tester according to claim 1, wherein: the driving piece (2) adopts a hand wheel.

4. The compression device of the waterproof coiled material low-temperature tester according to claim 1, wherein: the driving piece (2) adopts a driving motor.

5. The compression device of the waterproof coiled material low-temperature tester according to claim 1, wherein: the two ends of the pressing cylinder (11) in the length direction are provided with driving assemblies (3), and the shell (1) is provided with a driving box (4) for simultaneously carrying two groups of driving assemblies (3) to rotate.

6. The compression device of the waterproof roll low-temperature tester according to claim 5, wherein: the driving box (4) comprises a box body (41) and a driving shaft (42) rotatably arranged inside the box body (41), the driving piece (2) and the driving shaft (42) are coaxially arranged, a first gear (43) is arranged on the driving shaft (42), a second gear (44) meshed with the first gear (43) is arranged on the driving assembly (3), and the driving shaft (42) rotates and drives the driving assembly (3) to rotate through the first gear (43) and the second gear (44).

7. The compression device of the waterproof roll low-temperature tester according to claim 6, wherein: the output end of the driving piece (2) is fixedly provided with a worm (45), the driving shaft (42) is fixedly provided with a worm wheel (46) meshed with the worm wheel, and the driving piece (2) drives the driving assembly (3) to rotate through the worm wheel (46) and the worm (45).

8. The compression device of the waterproof coiled material low-temperature tester according to claim 1, wherein: the shell (1) is provided with graduation marks (13) for displaying the distance between each group of two pressing cylinders (11).