CN211013831U - Structural mechanical property testing device - Google Patents
Structural mechanical property testing device Download PDFInfo
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- CN211013831U CN211013831U CN201922036033.2U CN201922036033U CN211013831U CN 211013831 U CN211013831 U CN 211013831U CN 201922036033 U CN201922036033 U CN 201922036033U CN 211013831 U CN211013831 U CN 211013831U
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Abstract
The utility model discloses a structural mechanics performance testing arrangement belongs to mechanics experimental apparatus technical field, including base and two pressure sensor, the upper end center department fixedly connected with portal frame of base, the crossbeam center department of portal frame has cup jointed the transfer line through the round hole slip, the crossbeam upper end center department fixedly connected with pneumatic cylinder of portal frame, the upper end of transfer line pass the round hole and with the output fixed connection of pneumatic cylinder, the lower extreme fixedly connected with backup pad of transfer line, the lower extreme fixedly connected with clamp plate of backup pad, the rectangular channel has been seted up to the upper end of clamp plate, be equipped with guiding mechanism in the rectangular channel, T type spout has been seted up to the lower extreme of base, T type spout in-connection has two supporting mechanism. The utility model discloses, can change the stress point between steel member and the testing arrangement when measuring, and then test the structural mechanics performance of the different positions of steel member fast, the not unidimensional steel member of test of also being convenient for simultaneously uses.
Description
Technical Field
The utility model relates to a mechanics experimental apparatus technical field especially relates to a structural mechanics performance testing arrangement.
Background
The structural mechanics comprises the analysis of the geometric composition of a plane system, the calculation of the internal force of a statically determinate structure, an influence line, the calculation of the displacement of the statically determinate structure, a force method, a displacement method, a progressive method, a matrix displacement method, the calculation of the power of the structure, the calculation of the ultimate load of the structure and the stability of the structure, and is currently used in more fields, for example, steel structure bridge buildings and the like are all structures made of steel materials, are one of main building structure types, the structures are mainly made of beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like, and all the members or parts are usually connected by welding seams, bolts or rivets. The steel structure body stress resistance testing device has the advantages that the self weight is light, the construction is simple and convenient, the steel structure body stress resistance testing device is widely applied to the fields of large-scale factory buildings, venues, super-high buildings and the like, but when structural mechanics is used for designing, a plurality of steel structures are needed to be tested, the structure of the existing testing device is simple, the stress points on the steel structures cannot be changed when the pressure of the testing device is applied to the steel structure body, the pressure resistance of the steel structure body needs to be tested for many times, the testing speed is reduced, and the application range of the testing device is.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art testing arrangement's pressure and applying the impetus on the steel structure when on the steel structure body can't change, consequently need carry out the crushing resistance of many times test steel structure body, reduced test speed, the narrower problem of testing arrangement's application scope moreover, and a structural mechanics performance testing arrangement who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a structural mechanics performance testing arrangement, includes base and two pressure sensor, the upper end center department fixedly connected with portal frame of base, the crossbeam center department of portal frame has cup jointed the transfer line through the round hole slip, the crossbeam upper end center department fixedly connected with pneumatic cylinder of portal frame, the upper end of transfer line pass the round hole and with the output fixed connection of pneumatic cylinder, the lower extreme fixedly connected with backup pad of transfer line, the lower extreme fixedly connected with clamp plate of backup pad, the rectangular channel has been seted up to the upper end of clamp plate, be equipped with guiding mechanism in the rectangular channel, T type spout has been seted up to the lower extreme of base, T type spout in-connection has two supporting mechanism, two supporting mechanism is connected with two pressure sensor respectively.
Preferably, the guiding mechanism includes that the two-way lead screw of connection in the rectangular channel rotates through antifriction bearing, threaded connection has two screw thread sleeves on the pole wall of two-way lead screw, two bar through-holes have been seted up to the lower extreme of clamp plate, two the connecting rod has all been cup jointed in the bar through-hole to slide, the lower extreme left and right sides of clamp plate all is equipped with the gyro wheel, two the support frame of gyro wheel respectively with the lower extreme fixed connection of two connecting rods, the upper end of connecting rod pass the bar through-hole and with screw thread sleeve's pipe wall fixed connection, antifriction bearing and the first gear of fixedly connected with are passed to the one end of two-way lead screw, the upper end left side fixedly connected with motor of clamp plate, the output fixedly connected with second gear of motor, first.
Preferably, the supporting mechanism comprises a T-shaped sliding block which is sleeved in a T-shaped sliding groove in a sliding mode, the upper end of the base is provided with a through hole of a strip-shaped structure, a bolt is connected in the through hole in a sliding mode, the upper end of the T-shaped sliding block is connected with one end of the bolt through a first threaded hole in a threaded mode, the side wall of the bolt is sleeved with an annular block, one side of the annular block is fixedly connected with a supporting block, a through groove is formed in the upper end of the supporting block, a cylindrical groove is formed in the groove bottom of the through groove, the pressure sensor is fixedly connected with the groove bottom of the cylindrical groove, and.
Preferably, the center of the lower end of the pressing plate is fixedly connected with a sleeve, and the wall of the sleeve is in threaded connection with a positioning bolt through a second threaded hole.
Preferably, the four corners of the lower end of the base are fixedly connected with cushion blocks.
Compared with the prior art, the utility model provides a structural mechanics performance testing arrangement possesses following beneficial effect:
1. this structural mechanical properties testing arrangement, supporting shoe through being equipped with, place the logical inslot on the supporting shoe with the steel member model, it promotes the transfer line and makes the backup pad remove to start hydraulic cylinder, the backup pad removes drive clamp makes gyro wheel and steel member contact, can exert pressure to the steel member, and calculate the pressure that the steel member received through pressure sensor, thereby can be convenient for test the mechanical properties of steel member, starter motor drives the second gear and makes first gear rotatory, first gear rotation drives two-way lead screw and makes two threaded sleeve pipe relative movement, and then make the connecting rod drive the gyro wheel and move on the steel member, thereby can change the stress point between steel member and the testing arrangement, and then can test the structural mechanical properties of steel member different positions fast.
2. This structural mechanics performance testing arrangement, through the bolt that is equipped with, when measuring the steel member of different length, use the spanner to unscrew the bolt and can slide the supporting shoe, screw up the bolt after the adjustment, the bolt drives T type spout on the T type slider extrusion base with first screw hole interact to can fix a position the supporting shoe, be applicable to the steel member of test unidimensional and use.
The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, can change the stress point between steel member and the testing arrangement when measuring, and then test the structural mechanics performance of the different positions of steel member fast, the steel member of the different sizes of test of also being convenient for simultaneously uses.
Drawings
Fig. 1 is a schematic structural diagram of a structural mechanical property testing device provided by the present invention;
fig. 2 is a left side view of the structural mechanical property testing device provided by the present invention;
fig. 3 is an enlarged view of a structure at a in fig. 1.
In the figure: the device comprises a portal frame 1, a pressing plate 2, a 3T-shaped sliding groove, a 4T-shaped sliding block, a cushion block 5, a pressure sensor 6, a ring block 7, a bolt 8, a top plate 9, a support block 10, a hydraulic cylinder 11, a base 12, a roller 13, a second gear 14, a motor 15, a bidirectional screw rod 16, a first gear 17 and a threaded sleeve 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a structural mechanical property testing device comprises a base 12 and two pressure sensors 6, wherein the center of the upper end of the base 12 is fixedly connected with a portal frame 1, the center of a cross beam of the portal frame 1 is sleeved with a transmission rod through a circular hole in a sliding manner, the center of the upper end of the cross beam of the portal frame 1 is fixedly connected with a hydraulic cylinder 11, the upper end of the transmission rod passes through the circular hole and is fixedly connected with the output end of the hydraulic cylinder 11, the lower end of the transmission rod is fixedly connected with a support plate, the lower end of the support plate is fixedly connected with a press plate 2, the upper end of the press plate 2 is provided with a rectangular groove, an adjusting mechanism is arranged in the rectangular groove, the lower end of the base 12 is provided with a T-shaped sliding groove 3, two support mechanisms are connected in the T-shaped sliding groove 3 and are respectively connected with the two, sliding connection has bolt 8 in the through-hole, T type slider 4's upper end is through the one end threaded connection of first screw hole and bolt 8, annular piece 7 has been cup jointed to bolt 8's lateral wall, one side fixedly connected with supporting shoe 10 of annular piece 7, logical groove has been seted up to supporting shoe 10's upper end, the cylinder groove has been seted up to the tank bottom department that leads to the groove, the tank bottom department fixed connection in pressure sensor 6 and cylinder groove, pressure sensor 6's one end fixedly connected with roof 9, pressure sensor 6 is connected with outside detecting instrument host computer, a pressure value that the steel member received when calculating the display test, this technique has been by extensive application in the life, the technical staff in the field should know the event and no longer do too much repeated description.
The adjusting mechanism comprises a bidirectional screw rod 16 which is rotatably connected in a rectangular groove through a rolling bearing, two threaded sleeves 18 are connected on the rod wall of the bidirectional screw rod 16 in a threaded manner, two strip-shaped through holes are formed in the lower end of a pressure plate 2, connecting rods are sleeved in the two strip-shaped through holes in a sliding manner, rollers 13 are arranged on the left side and the right side of the lower end of the pressure plate 2, supporting frames of the two rollers 13 are respectively fixedly connected with the lower ends of the two connecting rods, the upper end of each connecting rod penetrates through the strip-shaped through hole and is fixedly connected with the pipe wall of the corresponding threaded sleeve 18, one end of the bidirectional screw rod 16 penetrates through the rolling bearing and is fixedly connected with a first gear 17, a motor 15 is fixedly connected to the left side of the upper end of the pressure plate 2, the motor 15 is a speed reducing motor with the model K187, therefore, redundant description is not needed, the output end of the motor 15 is fixedly connected with the second gear 14, the first gear 17 is meshed with the second gear 14, the lower end center of the pressing plate 2 is fixedly connected with the sleeve, the pipe wall of the sleeve is connected with a positioning bolt through a second threaded hole in a threaded manner, different pressing blocks are installed conveniently when different steel members are measured, and the cushion blocks 5 are fixedly connected to four corners of the lower end of the base 12.
In the utility model, when in use, a steel member model is placed in the through groove, the hydraulic cylinder 11 is started to push the transmission rod to move the support plate, the support plate moves to drive the press plate 2 to make the roller 13 contact with the steel member, so as to apply pressure to the steel member, and the pressure on the steel member is calculated through the pressure sensor 6, so as to be convenient for testing the mechanical property of the steel member, the motor 15 is started to drive the second gear 14 to rotate the first gear 17, the first gear 17 rotates to drive the two-way screw rod 16 to make the two threaded sleeves 18 move relatively, so that the connecting rod drives the roller 13 to move on the steel member, thereby changing the stress point between the steel member and the testing device, further quickly testing the structural mechanical properties of different positions of the steel member, when the steel members with different lengths are measured, the bolt 8 is unscrewed by using the wrench, so that the support block 10 can slide, screw up bolt 8 after the adjustment, bolt 8 and first screw hole interact drive T type slider 4 and extrude T type spout 3 on the base 12 to can fix a position supporting shoe 10, be applicable to the steel member of test not unidimensional and use.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A structural mechanical property testing device comprises a base (12) and two pressure sensors (6), it is characterized in that the center of the upper end of the base (12) is fixedly connected with a portal frame (1), a transmission rod is sleeved at the center of the cross beam of the portal frame (1) in a sliding way through a round hole, a hydraulic cylinder (11) is fixedly connected at the center of the upper end of the cross beam of the portal frame (1), the upper end of the transmission rod penetrates through the round hole and is fixedly connected with the output end of the hydraulic cylinder (11), the lower end of the transmission rod is fixedly connected with a supporting plate, the lower end of the supporting plate is fixedly connected with a pressing plate (2), the upper end of the pressure plate (2) is provided with a rectangular groove, an adjusting mechanism is arranged in the rectangular groove, t type spout (3) have been seted up to the lower extreme of base (12), two supporting mechanism are connected to T type spout (3) in, two supporting mechanism is connected with two pressure sensor (6) respectively.
2. The structural mechanical property testing device according to claim 1, wherein the adjusting mechanism comprises a bidirectional screw rod (16) rotatably connected in a rectangular groove through a rolling bearing, two threaded sleeves (18) are in threaded connection with the rod wall of the bidirectional screw rod (16), two strip-shaped through holes are formed in the lower end of the pressing plate (2), connecting rods are sleeved in the two strip-shaped through holes in a sliding manner, rollers (13) are arranged on the left side and the right side of the lower end of the pressing plate (2), supporting frames of the two rollers (13) are respectively and fixedly connected with the lower ends of the two connecting rods, the upper end of each connecting rod penetrates through the strip-shaped through hole and is fixedly connected with the pipe wall of the threaded sleeve (18), one end of the bidirectional screw rod (16) penetrates through the rolling bearing and is fixedly connected with a first gear (17), and a motor (15) is fixedly connected to the left side of, the output end of the motor (15) is fixedly connected with a second gear (14), and the first gear (17) is meshed with the second gear (14).
3. The structural mechanical property testing device of claim 1, wherein the supporting mechanism comprises a T-shaped sliding block (4) slidably sleeved in a T-shaped sliding groove (3), a through hole with a strip-shaped structure is formed in the upper end of the base (12), a bolt (8) is slidably connected in the through hole, the upper end of the T-shaped sliding block (4) is in threaded connection with one end of the bolt (8) through a first threaded hole, an annular block (7) is sleeved on the side wall of the bolt (8), a supporting block (10) is fixedly connected to one side of the annular block (7), a through groove is formed in the upper end of the supporting block (10), a cylindrical groove is formed in the bottom of the through groove, the pressure sensor (6) is fixedly connected to the bottom of the cylindrical groove, and a top plate (9) is fixedly connected to one end of the pressure sensor (6).
4. The structural mechanical property testing device as claimed in claim 1, wherein a sleeve is fixedly connected to the center of the lower end of the pressure plate (2), and a positioning bolt is in threaded connection with the wall of the sleeve through a second threaded hole.
5. A structural mechanical property testing device according to claim 1, characterized in that the four corners of the lower end of the base (12) are fixedly connected with cushion blocks (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922036033.2U CN211013831U (en) | 2019-11-22 | 2019-11-22 | Structural mechanical property testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922036033.2U CN211013831U (en) | 2019-11-22 | 2019-11-22 | Structural mechanical property testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211013831U true CN211013831U (en) | 2020-07-14 |
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ID=71506138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922036033.2U Expired - Fee Related CN211013831U (en) | 2019-11-22 | 2019-11-22 | Structural mechanical property testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211013831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999184A (en) * | 2020-09-04 | 2020-11-27 | 海盐金鼎钢管股份有限公司 | Steel pipe bearing testing arrangement |
| CN113376026A (en) * | 2021-06-08 | 2021-09-10 | 江苏钱潮轴承有限公司 | Pressure detection device for cylindrical roller bearing production and use method thereof |
| CN114034427A (en) * | 2021-10-21 | 2022-02-11 | 长沙理工大学 | Soil pressure multiple spot distribution testing arrangement |
-
2019
- 2019-11-22 CN CN201922036033.2U patent/CN211013831U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111999184A (en) * | 2020-09-04 | 2020-11-27 | 海盐金鼎钢管股份有限公司 | Steel pipe bearing testing arrangement |
| CN113376026A (en) * | 2021-06-08 | 2021-09-10 | 江苏钱潮轴承有限公司 | Pressure detection device for cylindrical roller bearing production and use method thereof |
| CN113376026B (en) * | 2021-06-08 | 2022-11-15 | 江苏钱潮轴承有限公司 | Pressure detection device for cylindrical roller bearing production and application method thereof |
| CN114034427A (en) * | 2021-10-21 | 2022-02-11 | 长沙理工大学 | Soil pressure multiple spot distribution testing arrangement |
| CN114034427B (en) * | 2021-10-21 | 2024-03-26 | 长沙理工大学 | Soil pressure multiple spot distribution testing arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20201122 |
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| CF01 | Termination of patent right due to non-payment of annual fee |