CN218036060U - Building materials tensile strength detection device - Google Patents

Abstract

The utility model belongs to the technical field of material detection, especially, be a building materials tensile strength detection device, including base and fixed connection in the backup pad of base upper surface, still include the detection subassembly that sets up the backup pad surface, the detection subassembly includes rectangular plate, guide block, rotation axis one, rotation axis two, pinion, gear wheel, pinion rack, tensiometer, connecting rod and centre gripping subassembly, the rectangular channel has been seted up to the upper surface of backup pad, and the rectangular plate sliding connection is in the internal face of rectangular channel, the guide block symmetry fixed connection is in the surface of rectangular plate; the utility model discloses simple structure, portable and transportation are favorable to detecting material tensile strength, and the labour saving staff's strength improves work efficiency when material tensile strength detects, improves the device's result of use, is favorable to adjusting the distance between two rectangle covers according to the length of waiting to detect the material, improves the device's application scope.

Description

A device for detecting tensile strength of building materials

technical field

The utility model belongs to the technical field of material detection, in particular to a device for detecting the tensile strength of building materials.

Background technique

Before the construction of a construction project begins, it is necessary to purchase the building materials required for the construction project, and the quality of the building materials will not only affect the life of the material itself, but also one of the key factors determining the quality of the construction project. Therefore, it must be strictly in accordance with the specifications And it is required to control the quality of construction engineering materials to ensure that the quality of construction engineering meets the requirements. The tensile strength of building materials needs to be tested before use. The existing detection devices for the tensile strength of building materials mainly include hydraulic cylinders, lifting rods and Fixture, the fixture clamps the two ends of the building material, and the hydraulic cylinder drives the lifting rod to move up and down, so that the building material is continuously stretched to both ends. Most of the testing devices for the tensile strength of building materials are fixed designs, which is inconvenient Overall carrying and transportation, and it is impossible to detect the tensile strength of building materials without power supply.

For this reason, a device for detecting the tensile strength of building materials is designed to solve the above problems.

Utility model content

In order to solve the problems raised in the above-mentioned background technology. The utility model provides a device for detecting the tensile strength of building materials. The utility model has a simple structure, is easy to carry and transport, is conducive to detecting the tensile strength of materials, and saves the strength of staff when detecting the tensile strength of materials. The efficiency is improved, the use effect of the device is improved, the distance between the two rectangular sleeves is adjusted according to the length of the material to be detected, and the applicable range of the device is improved.

In order to achieve the above purpose, the utility model provides the following technical solutions: a device for detecting the tensile strength of building materials, including a base and a support plate fixedly connected to the upper surface of the base, and a detection component arranged on the surface of the support plate ;

The detection assembly includes a rectangular plate, a guide block, a rotating shaft 1, a rotating shaft 2, a pinion, a large gear, a tooth plate, a tension gauge, a connecting rod and a clamping assembly, and a rectangular groove is opened on the upper surface of the support plate, And the rectangular plate is slidably connected to the inner wall of the rectangular groove, the guide block is symmetrically fixedly connected to the surface of the rectangular plate, the inner wall of the rectangular groove is provided with a guide groove, and the guide block is slidably connected On the inner wall of the guide groove, a round hole 2 is opened on the surface of the support plate, and the second rotating shaft is rotatably connected to the inner wall of the second round hole, and the pinion is fixedly connected to the rotating shaft The surface of the two, the large gear meshingly connected to the surface of the pinion, the rotating shaft is fixedly connected to the inner wall of the large gear, the surface of the support plate is provided with a round hole, and the rotating shaft Shaft 1 is rotatably connected to the inner wall of the circular hole 1, the tooth plate is fixedly connected to the side of the rectangular plate close to the large gear, the connecting rod is fixedly connected to the upper surface of the base, and the tension The gauge is fixedly installed on the end of the connecting rod away from the base, and the clamping assembly is fixedly installed on the surface of the tension gauge.

Preferably, as the tensile strength detection device of the building material material of the present invention, the clamping assembly includes a rectangular sleeve, a screw rod, a bearing and a pressure plate, the rectangular sleeve is fixedly connected to the end of the tension meter test rod, and the rectangular sleeve A thread hole is opened on the surface of the sleeve, the screw rod is screwed on the inner wall of the thread hole, the pressure plate is slidably connected to the inner wall of the rectangular sleeve, and the bearing is fixedly connected to the pressure plate close to the wire. One side of the rod, the screw rod is rotatably connected with the pressing plate through the bearing.

Preferably, the tensile strength testing device for building materials of the present invention further includes an engaging plate, and the engaging plate is fixedly connected to the side of the guide groove away from the tooth plate.

As the preferred detection device for the tensile strength of the building materials of the utility model, it also includes an adjustment component;

The adjustment assembly includes a threaded sleeve and a threaded rod, the threaded sleeve is fixedly connected to the side of the connecting plate close to the base, and the threaded rod is screwed to the inner wall of the threaded sleeve.

Compared with the prior art, the beneficial effects of the utility model are:

1. In the utility model, the rotation of the pinion drives the gear plate and the rectangular plate to move synchronously, thereby stretching the material. During the stretching process, the tensile force of the material can be known by observing the value displayed by the tension meter. In this way, the tensile strength of the material can be detected. The utility model has a simple structure, is easy to carry and transport, and is beneficial to the detection of the tensile strength of the material. When the tensile strength of the material is detected, the strength of the staff is saved, the work efficiency is improved, and the The effect of using the device.

2. In the utility model, the threaded rod rotates on the inner wall of the threaded sleeve, thereby adjusting the overall length of the threaded sleeve and the threaded rod, that is, adjusting the distance between the two rectangular sleeves, which is beneficial to the length of the material to be tested. The distance between the two rectangular sleeves is adjusted to improve the applicable range of the device.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the sectional view among the utility model;

Fig. 3 is the enlarged view of A in Fig. 2 of the utility model;

Fig. 4 is the structural representation of tooth plate and bull gear in the utility model;

Fig. 5 is the structural representation of guide groove and support plate in the utility model;

In the picture:

1. Base; 2. Support plate;

3. Detection component; 31. Rectangular groove; 32. Guide groove; 33. Rectangular plate; 34. Guide block; 35. Rotation shaft one; 36. Rotation shaft two; 37. Small gear; Plate; 310, tension gauge; 311, connecting rod; 312, connecting plate; 313, round hole one; 314, round hole two;

4. Adjustment assembly; 41. Sleeve; 42. Threaded rod;

5. Clamping assembly; 51. Rectangular sleeve; 52. Screw rod; 53. Screw hole; 54. Bearing; 55. Press plate.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 1;

A device for detecting the tensile strength of building materials includes a base 1 and a support plate 2 fixedly connected to the upper surface of the base 1 .

In this embodiment: the existing testing device for the tensile strength of building materials mainly includes a hydraulic cylinder, a lifting rod and a clamp. The clamp clamps the two ends of the building material. Stretching at both ends, most of the testing devices for the tensile strength of building materials are of fixed design, which makes it inconvenient to carry and transport the device as a whole, and it is impossible to detect the tensile strength of building materials without power supply. Add detection component 3, adjustment component 4 and clamping component 5 on top.

Going further:

As shown in Figure 1 to Figure 5:

In combination with the above: the detection assembly 3 includes a rectangular plate 33, a guide block 34, a rotating shaft 35, a rotating shaft 2 36, a pinion 37, a large gear 38, a tooth plate 39, a tension gauge 310, a connecting rod 311, an engaging plate 312 and The clamping assembly 5, the upper surface of the support plate 2 is provided with a rectangular groove 31, and the rectangular plate 33 is slidably connected to the inner wall surface of the rectangular groove 31, the guide block 34 is symmetrically fixedly connected to the surface of the rectangular plate 33, and the inner wall surface of the rectangular groove 31 A guide groove 32 is provided, and the guide block 34 is slidably connected to the inner wall of the guide groove 32. The surface of the support plate 2 is provided with a circular hole 314, and the rotating shaft 36 is rotatably connected to the inner wall of the circular hole 314. The pinion 37 is fixedly connected to the surface of the rotating shaft 2 36, the large gear 38 is meshed and connected to the surface of the pinion 37, the rotating shaft 1 35 is fixedly connected to the inner wall of the large gear 38, and the surface of the supporting plate 2 is provided with a circular hole 1 313, and The rotating shaft one 35 is rotatably connected to the inner wall of the round hole one 313, the tooth plate 39 is fixedly connected to the side of the rectangular plate 33 close to the large gear 38, the connecting rod 311 is fixedly connected to the upper surface of the base 1, and the tension gauge 310 is fixedly installed on the connection The end of the rod 311 away from the base 1, the clamping assembly 5 is fixedly installed on the surface of the tension gauge 310, and the connecting plate 312 is fixedly connected to the side of the guide groove 32 away from the tooth plate 39;

The clamping assembly 5 includes a rectangular sleeve 51, a screw mandrel 52, a bearing 54 and a pressure plate 55. The rectangular sleeve 51 is fixedly connected to the end of the test rod of the tension meter 310. The surface of the rectangular sleeve 51 is provided with a thread hole 53, and the screw rod 52 is screwed On the inner wall of the thread hole 53, the pressing plate 55 is slidably connected to the inner wall of the rectangular sleeve 51, and the bearing 54 is fixedly connected to the side of the pressing plate 55 near the screw mandrel 52, and the screw mandrel 52 is rotatably connected with the pressing plate 55 through the bearing 54.

In this embodiment: when the device is in use, the two ends of the material to be detected are respectively placed inside the two rectangular sleeves 51, the screw mandrel 52 at the corresponding position is rotated, and the screw mandrel 52 rotates on the inner wall of the wire hole 53 so that Push the pressing plate 55 to slide on the inner wall of the rectangular sleeve 51 until the end of the material to be tested is clamped and fixed by the pressing plate 55. During the detection, the rotating shaft 2 36 is rotated, and the rotating shaft 2 36 rotates on the inner wall of the round hole 314 Thereby driving the pinion 37 to rotate, the rotation of the pinion 37 drives the large gear 38 meshed with it to rotate, because the large gear 38 is meshed with the toothed plate 39, when the large gear 38 rotates, the toothed plate 39 and the rectangular plate 33 are synchronously driven Movement, the movement of the rectangular plate 33 drives the rectangular sleeve 51 to move through the threaded sleeve 41 and the threaded rod 42, and the rectangular sleeve 51 stretches the material during the moving process, and the material is displayed by observing the tension gauge 310 during the stretching The tensile force that the material bears can be known from the value of , and when the value displayed by the tension meter 310 reaches the rated value of the material, it shows that the tensile strength of the material meets the requirements, and the diameter of the bull gear 38 is not less than twice the diameter of the pinion gear 37 , it is more convenient for the staff to drive the large gear 38 to rotate by rotating the small gear 37. The utility model has a simple structure, is easy to carry and transport, is conducive to testing the tensile strength of the material, and saves the labor of the staff when testing the tensile strength of the material. Efforts improve work efficiency and improve the use effect of the device.

It should be noted that: because the second rotating shaft 36 drives the large gear 38 to rotate, the rotation of the large gear 38 drives the rectangular plate 33 to move, and the diameter of the large gear 38 is not less than twice the diameter of the pinion 37. The process in which the gear 37 drives the large gear 38 to rotate is more convenient, saves effort and improves work efficiency, the surface of the second rotating shaft 36 is provided with a through hole, and the auxiliary rotating shaft is inserted in the through hole, so that the staff can make the second rotating shaft 36 in the circular hole The inner rotation of the second 314, the movement of the rectangular plate 33 drives the guide block 34 to slide on the inner wall surface of the guide groove 32, thereby ensuring the vertical movement of the rectangular plate 33.

To take it a step further:

In an optional embodiment, the adjustment assembly 4 includes a threaded sleeve 41 and a threaded rod 42, the threaded sleeve 41 is fixedly connected to the side of the connecting plate 312 close to the base 1, and the threaded rod 42 is screwed inside the threaded sleeve 41 wall.

In this embodiment: when the length between the two rectangular sleeves 51 needs to be adjusted according to the length of the material to be detected, the threaded rod 42 rotates on the inner wall surface of the threaded sleeve 41, thereby adjusting the whole body of the threaded sleeve 41 and the threaded rod 42 length, the movement of the threaded rod 42 drives the rectangular sleeve 51 to move, that is, when the threaded rod 42 rotates on the inner wall of the threaded sleeve 41, the distance between the two rectangular sleeves 51 is adjusted, which is beneficial to the length of the material to be detected. The distance between the two rectangular sleeves 51 is adjusted to improve the scope of application of the device.

It should be noted that there are two clamping assemblies 5 , one of which is fixedly connected to the end of the threaded rod 42 away from the connecting plate 312 , so as to clamp and fix both ends of the material to be tested.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (4)

1. A building material material tensile strength detection device, comprising a base (1) and a support plate (2) fixedly connected to the upper surface of the base (1), characterized in that: it also includes a support plate (2) arranged on the support plate (2) ) detection component (3) on the surface; The detection assembly (3) includes a rectangular plate (33), a guide block (34), a rotating shaft one (35), a rotating shaft two (36), a small gear (37), a large gear (38), a tooth plate (39 ), a tension gauge (310), a connecting rod (311) and a clamping assembly (5), the upper surface of the support plate (2) is provided with a rectangular groove (31), and the rectangular plate (33) is slidably connected to The inner wall of the rectangular groove (31), the guide block (34) is symmetrically fixedly connected to the surface of the rectangular plate (33), the inner wall of the rectangular groove (31) is provided with a guide groove (32), And the guide block (34) is slidably connected to the inner wall surface of the guide groove (32), the surface of the support plate (2) is provided with a round hole 2 (314), and the rotation shaft 2 (36) rotates Connected to the inner wall surface of the circular hole 2 (314), the pinion (37) is fixedly connected to the surface of the rotating shaft 2 (36), and the large gear (38) is meshed and connected to the pinion ( 37), the rotating shaft one (35) is fixedly connected to the inner wall surface of the large gear (38), the surface of the support plate (2) is provided with a round hole one (313), and the rotating shaft One (35) is rotatably connected to the inner wall surface of said round hole one (313), and said tooth plate (39) is fixedly connected to the side of said rectangular plate (33) close to said bull gear (38), said connection The rod (311) is fixedly connected to the upper surface of the base (1), the tension gauge (310) is fixedly installed on the end of the connecting rod (311) away from the base (1), and the clamping assembly ( 5) Fixedly installed on the surface of the tension gauge (310). 2. The device for detecting tensile strength of building materials according to claim 1, characterized in that: the clamping assembly (5) comprises a rectangular sleeve (51), a screw mandrel (52), a bearing (54) and a pressing plate (55 ), the rectangular sleeve (51) is fixedly connected to the end of the tension meter (310) test rod, the surface of the rectangular sleeve (51) is provided with a thread hole (53), and the screw rod (52) is screwed connected to the inner wall of the thread hole (53), the press plate (55) is slidably connected to the inner wall of the rectangular sleeve (51), and the bearing (54) is fixedly connected to the press plate (55) close to the One side of the screw mandrel (52), the screw mandrel (52) is rotatably connected with the pressing plate (55) through the bearing (54). 3. The device for detecting the tensile strength of building materials according to claim 1, characterized in that: it also includes an engaging plate (312), and the engaging plate (312) is fixedly connected to the guide groove (32) away from the teeth. one side of the plate (39). 4. The building material material tensile strength detection device according to claim 3, characterized in that: it also includes an adjustment assembly (4); The adjustment assembly (4) includes a threaded sleeve (41) and a threaded rod (42), the threaded sleeve (41) is fixedly connected to the side of the connecting plate (312) close to the base (1), the The threaded rod (42) is screwed on the inner wall of the threaded sleeve (41).

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