CN219641448U

CN219641448U - Building material compressive capacity detection device

Info

Publication number: CN219641448U
Application number: CN202320132167.8U
Authority: CN
Inventors: 罗维维; 林忠; 曾凡梅; 易凡栋
Original assignee: Chongqing Yongchuan Construction Engineering Testing Center Co ltd
Current assignee: Chongqing Yongchuan Construction Engineering Testing Center Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-09-05
Anticipated expiration: 2033-01-12

Abstract

The utility model belongs to the technical field of building material detection, and discloses a building material pressure resistance detection device which comprises a base, a support frame, a hydraulic rod, a clamping unit, a transmission unit and the like, wherein the support frame is fixed on the base; through the setting of drive unit, make the hydraulic stem only need additionally provide the pressure of the spring elasticity of overcoming, can carry out compressive capacity detection, reduced the waste of hydraulic stem pressure.

Description

Building material compressive capacity detection device

Technical Field

The utility model belongs to the technical field of building material detection, and particularly relates to a building material pressure resistance detection device.

Background

The compressive property of building materials is an important technical parameter, and relates to the stability and safety of the whole building. When designing a building, it is necessary to calculate the compressive properties of the building materials in all respects.

Before construction, in order to ensure construction quality when being under construction, the construction material that needs bearing can be detected to the resistance to compression in the construction management very often, and the material that uses resistance to compression to fail to reach standard will have very big potential safety hazard, and current resistance to compression detection device is mostly structurally complicated, and needs the manual location of workman, uses inconvenient.

In order to solve the problem, patent publication number CN217059734U Chinese patent discloses a novel detection device for building construction management, including the base, be provided with the support frame on the base, be provided with first pressure sensor on the support frame, be provided with the hydraulic stem on the first pressure sensor, the one end of hydraulic stem is connected with the holding down plate, the hydraulic stem drives holding down plate longitudinal displacement and carries out vertical resistance to compression detection to the material, the below of holding down plate is provided with the clamping component, is provided with the interlock between clamping component and the holding down plate.

Above-mentioned scheme is through cooperation use of holding down plate, clamping assembly and interlock spare, when carrying out the resistance to compression to building material and examining, is examined by the vertical extrusion building material of hydraulic stem drive holding down plate, is close to each other by interlock spare drive clamping assembly simultaneously, detects from horizontal extrusion building material, easy operation, then need not manual positioning material and can measure.

However, in the actual use process, the clamping components are driven to clamp and detect the building material by the pressing plates through the linkage of the two sides during detection, so that the clamping components on the two sides simultaneously detect the pressure resistance of the building material during detection of the building material, the maximum detection pressure required to be provided by the hydraulic rod is doubled during detection of the pressure resistance of the building material, the effective detection range of the device is smaller, and the pressure of the hydraulic rod is extremely wasted.

Disclosure of Invention

The utility model aims to provide a building material pressure resistance detection device to solve the problem of waste of the pressure of a hydraulic rod, thereby reducing the overall price of equipment.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a building material compressive capacity detection device, which comprises a supporting rack, the hydraulic stem, two clamping units, two drive units, pressure sensor, clamp plate and base, the support frame is fixed in on the base, four corners of base bottom all are fixed with the supporting leg, the hydraulic stem is fixed in the center department of support frame lower surface, the hydraulic stem bottom is fixed with the backing plate, pressure sensor is fixed in the backing plate bottom, the clamp plate is fixed in the pressure sensor bottom, two drive units are about hydraulic stem symmetry setting, the drive unit includes the drive plate, baffle one, spring one, the drive rod, baffle two, rack one and gear one, the hole of stepping down of drive plate has been seted up to the lateral wall of support frame, the drive plate passes to stepping down the hole and is fixed in on the backing plate, baffle one butt is in the drive plate upper end, the drive rod top passes the drive plate and is fixed with baffle one, baffle two are fixed in the drive rod bottom, spring one cup joints outside the drive rod, rack one is fixed in baffle two bottoms, the both sides of base bottom all are fixed with the bearing frame, the internal rotation of both sides is connected with a bi-directional screw, gear one is fixed in bi-directional screw and with rack one with the bi-directional screw, two clamping units threaded connection is on and about hydraulic stem symmetry.

The principle and effect of the technical scheme are as follows:

1. the pressure bar drives the pressing plate to press the building material to be detected, the pressure sensor detects the reaction force of the material to be detected, so that the pressure resistance of the building material is obtained, the reaction force of the building material is directly transmitted to the pressure sensor through the pressing plate, and the data collected by the pressure sensor is more accurate.

2. Through the setting of drive unit for the device can drive the drive plate downward movement through the backing plate when pushing down and carrying out compressive capacity detection, thereby drive whole drive unit downward movement, and then make take place to rotate between rack one and the gear one, make the gear drive two-way screw rotation, thereby order about and two-way screw thread complex clamping unit treat the building material that detects to carry out the centre gripping, make when detecting building material, need not the manpower and carry out position adjustment and put building material, practiced thrift the manpower.

3. After the clamping unit clamps the building material through the first spring, the hydraulic rod can drive the base plate and the pressing plate to continuously press downwards, namely, the first spring is compressed through the transmission plate so that the hydraulic rod can continuously extend, and therefore the situation that the whole device is rigidly locked after the clamping unit clamps the building material is avoided.

4. The subsequent resistance capacity detection is performed by overcoming the elastic force of the springs, so that the total detection pressure of the device=the sum of the elastic forces of the springs at the two sides+the detection pressure required by the building material, and the required detection pressure is usually larger for the building material, so that the influence of the elastic force of the springs is smaller, the pressure waste of the hydraulic rod is reduced, and the pressure detection range of the hydraulic rod under the same model is improved.

The utility model is further provided with: the clamping unit comprises a nut seat, a push plate, a third baffle plate, a push rod, a second spring and a clamping plate, wherein the nut seat is in threaded connection with a bidirectional screw rod, the push plate is fixed at the upper end of the nut seat, a yielding groove of the push plate is formed in the base, a through hole is formed in the push plate, the push rod penetrates through the through hole and is fixed with the third baffle plate, the other end of the push rod is fixedly connected with the clamping plate, and the second spring is sleeved outside the push rod.

The principle and effect of the technical scheme are as follows: the rotation of the bidirectional screw rod can drive the nut seats at the two ends to approach or separate from the building material at the same time, so as to drive the push plate, the push rod, the baffle plate 3, the spring II and the clamping plate to approach or separate from the building material, the movement of the bidirectional screw rod is controlled by the gear I, and the gear I is contained in the transmission unit, so that when the building material detects the pressure resistance, the clamping unit can be driven to automatically clamp by the downward pressing of the hydraulic rod.

The utility model is further provided with: the two ends of the bidirectional screw rod are respectively fixed with a gear II, the gear II is meshed with a rack II, a guide plate is fixed on the side wall of the rack II, a guide groove is formed in the guide plate, a guide rod I is fixed on the side wall of the base, the guide rod I is in sliding fit in the guide groove, a connecting rod is fixed at the top of the guide plate, protection plates are jointly fixed on the connecting rods at two sides, and the upper ends of the protection plates penetrate through the base.

The principle and effect of the technical scheme are as follows: when the device detects the pressure resistance, the transmission unit can be driven to move through the downward pressure of the hydraulic rod, so that the bidirectional screw rod is driven to move, even if the gear II rotates, the gear II drives the rack II to move upwards, namely, the guide plate is driven to move upwards, the guide plate is connected with the connecting rod, the other end of the connecting rod is fixed with the protection plate, the protection plate can be controlled to move through the movement of the hydraulic rod, namely, when the hydraulic rod is pressed downwards, the protection plate moves upwards, thereby shielding and protecting a worker, meanwhile, fragments in the detection process are prevented from splashing, when the hydraulic rod moves upwards, the protection plate moves downwards, thereby facilitating the collection of data by the worker, and the recovery of the detected building materials, simplifying the operation of the worker when protecting the worker, and enabling the worker not to manually close the protection door plate

The utility model is further provided with: the protection plate is an acrylic plate.

The principle and effect of the technical scheme are as follows: the acrylic plate has good transparency, so that a worker can observe the detection condition of the building material behind the protection plate, and further operation and judgment are performed.

The utility model is further provided with: the drive plate is U-shaped, and the quantity of hole of stepping down is four and symmetry setting is in on the both sides lateral wall of support frame.

The principle and effect of the technical scheme are as follows: the U-shaped transmission plate enables the stress of the transmission plate to be more stable and uniform, and meanwhile, the transmission rod is more stable when pressure is applied, so that the running stability of the device is improved.

The utility model is further provided with: the bottom height of the guide groove is higher than the bottom height of the protection plate.

The principle and effect of the technical scheme are as follows: because the bottom height of guide way is higher than the bottom height of guard plate, so when the guide bar is located the guide way bottom, can ensure that the bottom of guard plate does not surpass the base top to ensure that the guard plate can resume the normal position, and can not take place to interfere the phenomenon.

The utility model is further provided with: the clamping plate is fixedly provided with a second guide rod which penetrates through the push plate.

The principle and effect of the technical scheme are as follows: the second guide rod is arranged, so that the clamping plate with the center stressed can be pulled by the guide rod, and the stress and the force application of the clamping plate are more uniform when the side wall of the building material is clamped and pressed.

The utility model is further provided with: the number of the second guide rods is two, and the second guide rods are symmetrically arranged relative to the push rod.

The principle and effect of the technical scheme are as follows: the guide rods symmetrically arranged enable the clamping plates to be pulled by the center force and simultaneously enable the two sides to be pulled by the guide rods, so that the clamping plates are stressed more uniformly, deformation and separation between the clamping plates and the push rod are not easy, and the service life of the clamping plates is prolonged.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a left side view of the present utility model;

FIG. 3 is a top view of the present utility model;

fig. 4 is a top view of the drive plate of fig. 1.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and embodiments:

reference numerals in the drawings of the specification include: 1. a base; 2. support legs; 3. a support frame; 4. a hydraulic rod; 5. a backing plate; 6. a pressure sensor; 7. a pressing plate; 8. a drive plate; 9. a first baffle; 10. a transmission rod; 11. a first spring; 12. a second baffle; 13. a first rack; 14. a bearing seat; 15. a bidirectional screw; 16. a first gear; 17. a nut seat; 18. a push plate; 19. a third baffle; 20. a push rod; 21. a second spring; 22. a clamping plate; 23. a second gear; 24. a second rack; 25. a guide plate; 26. a guide groove; 27. a first guide rod; 28. a connecting rod; 29. a protection plate; 30. a second guide rod; 31. a relief hole; 32. and (5) giving way.

Examples:

as shown in fig. 1-4, the utility model discloses a building material pressure resistance detection device, which comprises a U-shaped support frame 3, a hydraulic rod 4, two clamping units, two transmission units, a pressure sensor 6, a pressing plate 7 and a base 1, wherein two sides of the support frame 3 are welded and fixed on the base 1, four corners of the bottom of the base 1 are respectively fixed with a support leg 2, the support legs 2 are placed on the ground, the hydraulic rod 4 is fixed at the center of the lower surface of the support frame 3, a base plate 5 is arranged at the bottom of the hydraulic rod 4, the pressure sensor 6 is fixed at the bottom of the base plate 5 by screws, the pressing plate 7 is fixed at the bottom of the pressure sensor 6, and the two transmission units are symmetrically arranged about the hydraulic rod 4.

The transmission unit comprises a U-shaped transmission plate 8, a first baffle 9, a first spring 11, a transmission rod 10, a second baffle 12, a first rack 13 and a first gear 16, two abdicating holes 31 are formed on the side walls of two sides of the support frame 3, the two abdicating holes 31 are symmetrical relative to the hydraulic rod 4, two plate legs of the U-shaped transmission plate 8 respectively penetrate through the two abdicating holes 31 on the same side and are fixed on the base plate 5, the arrangement of the abdicating holes 31 can guide the up-and-down movement of the transmission plate 8, the U-shaped transmission plate 8 moves more stably, the first baffle 9 is abutted on the upper end of the transmission plate 8, the top of the transmission rod 10 penetrates through the transmission plate 8 and is fixed with the first baffle 9, the arrangement of the first baffle 9 can prevent the transmission rod 10 from falling off from the transmission plate 8, the transmission rod 10 can move up-and-down relative to the transmission plate 8, the second baffle 12 is fixed on the bottom of the transmission rod 10, the first spring 11 is sleeved outside the transmission rod 10, the baffle plate II 12 can support and limit the bottom of the spring I11, so that the spring I11 can drive and be compressed, the rack I13 is fixed at the bottom of the baffle plate II 12, the saw teeth of the rack I13 face the front end of the base 1, the spring I11 can drive the downward pressure of the drive plate 8, thereby driving the drive rod 10, the baffle plate 12 and the rack I13 to move downwards, simultaneously, when the rack I13 reaches the limit position (when the clamping unit clamps the building material), the drive plate 8 can continuously move downwards by compressing the spring I11, the pressing plate 7 is abutted to the surface of the building material, thereby pressing and detecting the pressure resistance of the building material, the bearing seats 14 are fixed at two sides of the bottom of the base 1, a bidirectional screw 15 is rotationally connected with the bearing seats 14 at two sides, the bidirectional screw 15 is fixedly limited through the bearing seats 14, the first gear 16 is fixed on the bidirectional screw 15 and meshed with the first rack 13, and the first rack 13 can drive the first gear 16 to rotate and simultaneously drive the bidirectional screw 15 to rotate through the arrangement of the first gear 16, so that a transmission function is realized.

The two clamping units are in threaded connection on the bidirectional screw 15 and are symmetrical relative to the hydraulic rod 4, the clamping units comprise a nut seat 17, a push plate 18, a baffle III 19, a push rod 20, a second spring 21 and a clamping plate 22, the nut seat 17 is in threaded connection on the bidirectional screw 15, because the bidirectional screw 15 and the nut seat 17 are matched for use, when the bidirectional screw 15 rotates, the nut seats 17 on two sides can be simultaneously close to or far away from the center, so that the clamping and loosening functions are achieved, the push plate 18 is fixed at the upper end of the nut seat 17, the shape of the push plate 18 is T-shaped, a yielding groove 32 of the push plate 18 is formed in the base 1, a plate body of the push plate 18 passes through the yielding groove 32, a through hole (not shown in the drawing) is formed in the push plate 18, the push plate 20 passes through the through hole and is fixed with the baffle III 19, the other end of the push rod 20 is fixedly connected with the clamping plate 22, the second spring 21 is sleeved outside the push rod 20, two guide rods 30 which are symmetrical relative to the nut seat 20 are fixed on the clamping plate 22, the second guide rods 30 pass through the push plate 18 and can move relative to the push plate 18, and the two guide rods 22 can be deflected relative to the clamping plate 22 when the two guide rods 22 are arranged to enable the two clamping plates 22 to be more stable, and the two sides of the clamping plates 22 can not bear force a force, and the two guide plates can be used for clamping the two clamping plates 22, and the two clamping materials can be used for clamping the stable when the clamping materials can be used for clamping the clamping plates 22.

The two ends of the bidirectional screw 15 are both fixed with a gear II 23, the gear II 23 is meshed and driven with a rack II 24, the saw teeth of the rack II 24 face the rear end of the base 1, and through the reverse arrangement of the rack I13 and the rack II 24, when the rack I13 moves downwards, the rack II 24 moves upwards, a guide plate 25 is fixed on the side wall of the rack II 24, a guide groove 26 is formed in the guide plate 25, a guide rod I27 is fixed on the side wall of the base 1, the guide rod I27 is in sliding fit in the guide groove 26, a connecting rod 28 is fixed at the bottom of the guide plate 25, a protection plate 29 is jointly fixed on the connecting rods 28 at two sides, the protection plate 29 is an acrylic plate, the upper end of the protection plate 29 penetrates through the base 1, and the bottom of the guide groove 26 is higher than the bottom of the protection plate 29.

The specification parameters of the first gear 16 and the second gear 23 are consistent, and the specification parameters of the first rack 13 and the second rack 24 are consistent.

The specific implementation process is as follows:

when a worker uses the device to detect the pressure resistance of building materials, firstly, the building materials to be detected are placed on the base 1 and close to the center, then the hydraulic rod 4 can be started to move downwards, the base plate 5 follows the hydraulic rod 4 to move downwards while the hydraulic rod 4 moves downwards, so that the transmission units on two sides are driven to move downwards, namely, the transmission plate 8, the first spring 11, the first baffle 9, the transmission rod 10 and the second baffle 12 are used for driving the first rack 13 to move downwards, so that the bidirectional screw 15 meshed with the first rack 13 is rotated, two clamping units which are in threaded connection with the bidirectional screw 15 are driven to clamp the building materials close to each other, the process can be completed without the interference of workers, manpower is saved, meanwhile, the first rack 24 is driven to move downwards while the second rack 13 is driven to rotate so as to drive the second rack 24 to move upwards, so as to drive the protection plate 29 to move upwards, the automatic protection function during detection of the detection device is realized, the step of manual protection is saved, and the operation is simplified and intelligent. After the clamping unit clamps the building material, the hydraulic rod 4 can continuously move downwards by driving the transmission plate 8 to compress the first spring 11, so that the pressing plate 7 is abutted against the surface of the building material to continuously press and detect the pressure resistance of the building material, the pressing plate 22 can be tightly fixed by continuously compressing the second spring in the process, the total pressure of the hydraulic rod is the spring force of two sides plus the pressure detected by the pressure sensor, the required detection pressure of the building material is usually larger, so that the influence of the spring force is smaller, the pressure waste of the hydraulic rod is reduced, the pressure detection range of the hydraulic rod under the same model is improved, the pressure sensor 6 is directly and fixedly connected with the pressing plate 7, the force born by the pressing plate 7 is directly transmitted to the pressure sensor 6, the finally detected pressure resistance data is more accurate, and the data detected by the pressure sensor 6 are the pressure resistance data of the material.

The foregoing is merely exemplary embodiments of the present utility model, and detailed technical solutions or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a building material compressive capacity detection device which characterized in that: the hydraulic support comprises a support frame, a hydraulic rod, two clamping units, two transmission units, a pressure sensor, a pressing plate and a base, wherein the support frame is fixed on the base, supporting legs are fixed at four corners of the bottom of the base, the hydraulic rod is fixed at the center of the lower surface of the support frame, a base plate is fixed at the bottom of the hydraulic rod, the pressure sensor is fixed at the bottom of the base plate, the pressing plate is fixed at the bottom of the pressure sensor, the two transmission units are symmetrically arranged relative to the hydraulic rod, each transmission unit comprises a transmission plate, a first baffle, a first spring, a transmission rod, a second baffle, a first rack and a first gear, a yielding hole of the transmission plate is formed in the side wall of the support frame, the transmission plate penetrates through the yielding hole and is fixed on the base plate, the second baffle is fixed at the bottom of the transmission rod, the first spring is sleeved outside the transmission rod, the first rack is fixed at the bottom of the transmission plate, the second rack is fixedly arranged relative to the first rack and is in two sides of the base, and the first rack is in two-way meshed with the two-way screw shafts are respectively connected to the two-way screw shafts.

2. A building material compressive capacity testing apparatus as claimed in claim 1, wherein: the clamping unit comprises a nut seat, a push plate, a third baffle plate, a push rod, a second spring and a clamping plate, wherein the nut seat is in threaded connection with the bidirectional screw rod, the push plate is fixed at the upper end of the nut seat, a yielding groove of the push plate is formed in the base, a through hole is formed in the push plate, the push rod penetrates through the through hole and is fixed with the third baffle plate, the other end of the push rod is fixedly connected with the clamping plate, and the second spring is sleeved outside the push rod.

3. A building material compressive capacity testing apparatus as claimed in claim 1, wherein: the two ends of the bidirectional screw are respectively fixed with a gear II, the gears II are meshed and driven to form a rack II, guide plates are fixed on two side walls of the rack II, guide grooves are formed in the guide plates, guide rods I are fixed on the side walls of the base, the guide rods I are in sliding fit with the guide grooves, connecting rods are fixed at the bottoms of the guide plates, protection plates are jointly fixed on the connecting rods at two sides, and the upper ends of the protection plates penetrate through the base.

4. A building material compressive capacity testing apparatus as claimed in claim 3, wherein: the protection plate is an acrylic plate.

5. A building material compressive capacity testing apparatus as claimed in claim 1, wherein: the transmission plate is U-shaped, and the number of the abdicating holes is four and symmetrically arranged on the side walls of the two sides of the supporting frame.

6. A building material compressive capacity testing apparatus as claimed in claim 3, wherein: the bottom height of the guide groove is higher than that of the protection plate.

7. A building material compressive capacity testing apparatus as claimed in claim 2, wherein: the second guide rod penetrates through the push plate.

8. A building material compressive capacity testing apparatus as claimed in claim 7, wherein: the number of the second guide rods is two, and the second guide rods are symmetrically arranged relative to the push rod.