CN213600518U

CN213600518U - A bearing capacity testing arrangement for public road bridge roof beam maintenance

Info

Publication number: CN213600518U
Application number: CN202022702799.2U
Authority: CN
Inventors: 李迎刚; 畅引弟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-02
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a public road bridge roof beam engineering technical field just discloses a bearing capacity testing arrangement for public road bridge roof beam maintenance, comprising a base plate, the left and right sides of bottom plate lower surface all pegs graft and has the bracing piece, the spacing dish of top fixedly connected with of bracing piece, the bottom fixedly connected with supporting plate of bracing piece, buffer spring has been cup jointed to the bottom of bracing piece surface. This a bearing capacity testing arrangement for public road bridge roof beam maintenance, output through driving motor drives the rolling axle and rotates for the rolling axle carries out the rolling and transfers the haulage rope, the haulage rope drives first sliding plate and slides along first slide rail, first sliding plate drives the holding down plate and goes up and down, the holding down plate drives the balancing weight and goes up and down, realized promoting the automation of balancing weight, moreover, the operation is simple, the use of user to testing arrangement has been made things convenient for, the speed of test has been accelerated, and the work efficiency is improved.

Description

A bearing capacity testing arrangement for public road bridge roof beam maintenance

Technical Field

The utility model relates to a public road bridge roof beam engineering technical field specifically is a bearing capacity testing arrangement for public road bridge roof beam maintenance.

Background

At present, the public road bridge roof beam inspection includes the inspection and the checking calculation of bridge structures, and bridge load test and measurement etc., the equipment of structure inspection is fairly crude before 19 century, there is not the instrument of direct measurement structure strain yet, various types of strainometers just appear until 20 century 20 ~ 40 years, the technical situation that each part of bridge structure was first examined to the inspection procedure, then carry out the structure according to the current situation of bridge and examine calculation, and current public road bridge bearing capacity detection device, it is loaded down with trivial details to promote the balancing weight, be not convenient for operating personnel to test, because the required balancing weight of test is all different at every turn, operating personnel adjusts comparatively difficultly again, be not convenient for operating personnel to adjust.

For example, chinese patent application nos.: a portable device for detecting the bearing capacity of a highway bridge provided in CN211740639U, which is basically described as follows: the utility model can lift the balancing weight by the mutual matching of the mounting rod, the rotating rod, the connecting plate, the first bevel gear, the second bevel gear, the internal thread sleeve, the threaded rod and the thread, thereby facilitating the test of operators; however, the utility model discloses a mode through manual promotion promotes the balancing weight, has increased user's intensity of labour, uses to get up to waste time and energy.

Therefore, the inventor provides a bearing capacity testing device for maintaining a highway bridge, which is researched and improved aiming at the existing structure and deficiency and aims to achieve the purpose of higher practical value by taking the experience of abundant design development and actual manufacturing of the related industry for years.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a bearing capacity testing arrangement for highway bridge maintenance has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a bearing capacity testing device for highway bridge maintenance comprises a bottom plate, wherein support rods are inserted into the left side and the right side of the lower surface of the bottom plate, a limiting disc is fixedly connected to the top ends of the support rods, a support plate is fixedly connected to the bottom ends of the support rods, a buffer spring is sleeved at the bottom of the outer surface of each support rod, portal frames are fixedly connected to the left side and the right side of the upper surface of the bottom plate, first slide rails are arranged in the middle parts of the left inner wall and the right inner wall of each portal frame, a first slide plate is slidably connected to the inner side surface of each first slide rail, a connecting seat is fixedly connected to the inner side of the upper surface of each first slide plate, a connecting plate is fixedly connected to the inner side of the lower surface of each first slide plate, a lower pressing plate is fixedly connected to the lower, the middle part of the outer side surface of the mounting plate is spliced with a fixed rod, the inner end of the fixed rod is fixedly connected with a clamping plate, the outer surface of the fixed rod is sleeved with a return spring, the outer end of the fixed rod is fixedly connected with an adjusting plate, the middle part of the outer side surface of the adjusting plate is fixedly connected with an adjusting handle, the left side and the right side of the upper surface of the portal frame are both fixedly connected with supporting plates, the top of the inner side surface of the supporting plate is rotatably connected with a winding shaft, the left side and the right side of the outer surface of the winding shaft are both sleeved with traction ropes, the bottom ends of the traction ropes are fixedly connected with the middle part of the upper surface of the connecting seat, the front side and the back side of the bottom plate are both provided with pressure sensors, the receiving ends of the pressure sensors are communicated with supporting brackets arranged on the left side and the, the inner side surface of the second sliding rail is connected with a second sliding plate in a sliding mode, the inner side surface of the second sliding plate is fixedly connected with a detection box, handles are fixedly connected to the front side and the back side of the detection box, mounting feet are fixedly connected to the front side and the back side of the detection box, mounting columns are fixedly connected to the front side and the back side of the inner wall of the bottom plate bottom, a driving motor is arranged at the top of the outer side surface of the supporting plate on the right side, and the output end of the driving motor penetrates through the right side surface of the supporting plate on the right side and is fixedly connected with the right.

Preferably, the left and right sides of bottom plate lower surface all has seted up logical groove, leads to the internal diameter of groove and the external diameter looks adaptation of bracing piece.

Preferably, the first slide rail is I-shaped, and mounting holes are formed in the top and the bottom of the outer side surface of the first slide rail.

Preferably, the inner side surface of the clamping plate is provided with an anti-skid gasket, and the anti-skid gasket is made of rubber.

Preferably, the outer surface of the adjusting handle is provided with a wrapping layer, and the outer surface of the wrapping layer is provided with anti-skid grains.

Preferably, the outer side of the outer side surface of the mounting leg is provided with a positioning hole, and the inner diameter of the positioning hole is matched with the outer diameter of the mounting column.

(III) advantageous effects

Compared with the prior art, the utility model provides a bearing capacity testing arrangement for highway bridge maintenance possesses following beneficial effect:

1. this a bearing capacity testing arrangement for public road bridge roof beam maintenance, output through driving motor drives the rolling axle and rotates for the rolling axle carries out the rolling and transfers the haulage rope, the haulage rope drives first sliding plate and slides along first slide rail, first sliding plate drives the holding down plate and goes up and down, the holding down plate drives the balancing weight and goes up and down, realized promoting the automation of balancing weight, moreover, the operation is simple, the use of user to testing arrangement has been made things convenient for, the speed of test has been accelerated, and the work efficiency is improved.

2. This a bearing capacity testing arrangement for public road bridge roof beam maintenance, the user adjusts the longitudinal position of regulating plate through adjusting handle, make the regulating plate drive the grip block through the dead lever and carry out longitudinal movement, the grip block carries out the centre gripping to the balancing weight under return spring's effect and fixes, it is fixed to the centre gripping of unidimensional balancing weight to have realized, make the user can change the not unidimensional balancing weight according to the difference of test demand, user's use has been made things convenient for.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the clamping device of the present invention;

fig. 3 is an enlarged schematic view of the structure at a position a of the present invention.

In the figure: 1. a base plate; 2. a support bar; 3. a limiting disc; 4. a support pallet; 5. a buffer spring; 6. a gantry; 7. a first slide rail; 8. a first sliding plate; 9. a connecting seat; 10. a connecting plate; 11. a lower pressing plate; 12. a clamping device; 1201. mounting a plate; 1202. fixing the rod; 1203. a clamping plate; 1204. a return spring; 1205. an adjusting plate; 1206. adjusting the handle; 13. a support plate; 14. a winding shaft; 15. a hauling rope; 16. a pressure sensor; 17. a display; 18. a second slide rail; 19. a second sliding plate; 20. a detection box; 21. mounting a foot; 22. mounting a column; 23. the motor is driven.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bearing capacity testing device for highway bridge maintenance comprises a bottom plate 1, wherein support rods 2 are inserted into the left side and the right side of the lower surface of the bottom plate 1, a limiting disc 3 is fixedly connected to the top ends of the support rods 2, a support supporting plate 4 is fixedly connected to the bottom ends of the support rods 2, a buffer spring 5 is sleeved at the bottom of the outer surface of each support rod 2, portal frames 6 are fixedly connected to the left side and the right side of the upper surface of the bottom plate 1, first sliding rails 7 are respectively arranged in the middles of the left inner wall and the right inner wall of each portal frame 6, a first sliding plate 8 is slidably connected to the inner side of each first sliding rail 7, a connecting seat 9 is fixedly connected to the inner side of the upper surface of each first sliding plate 8, a connecting plate 10 is fixedly connected to the inner side of the lower surface of each connecting plate 10, lower pressing plates 11, a fixing rod 1202 is inserted in the middle of the outer side surface of the mounting plate 1201, a clamping plate 1203 is fixedly connected to the inner end of the fixing rod 1202, a return spring 1204 is sleeved on the outer surface of the fixing rod 1202, an adjusting plate 1205 is fixedly connected to the outer end of the fixing rod 1202, an adjusting handle 1206 is fixedly connected to the middle of the outer side surface of the adjusting plate 1205, a user adjusts the longitudinal position of the adjusting plate 1205 through the adjusting handle 1206, the adjusting plate 1205 drives the clamping plate 1203 to move longitudinally through the fixing rod 1202, the clamping plate 1203 clamps and fixes the balancing weights under the action of the return spring 1204, clamping and fixing of the balancing weights with different sizes are realized, the user can replace the balancing weights with different sizes according to different testing requirements, the use of the user is facilitated, the support plates 13 are fixedly connected to the left side and the right side of the upper surface of the portal frame, the left side and the right side of the outer surface of the winding shaft 14 are respectively sleeved with a traction rope 15, the bottom end of the traction rope 15 is fixedly connected with the middle part of the upper surface of the connecting seat 9, the middle parts of the front side and the back side of the bottom plate 1 are respectively provided with a pressure sensor 16, the receiving end of the pressure sensor 16 is communicated with the supporting brackets arranged on the left side and the right side of the inner wall of the bottom plate 1 through a conducting wire, the output end of the pressure sensor 16 is communicated with a display 17, the front side and the back side of the inner wall on the left side and the right side of the bottom plate 1 are respectively provided with a second sliding rail 18, the inner side surface of the second sliding rail 18 is slidably connected with a second sliding plate 19, the inner side surface of the second sliding plate 19 is fixedly connected with a detection box 20, the front side and the back side of the detection box, the top that is located the backup pad 13 lateral surface on right side is provided with driving motor 23, driving motor 23's model is Y80M1-2, output through driving motor 23 drives rolling axle 14 and rotates, make rolling axle 14 roll and transfer haulage rope 15, haulage rope 15 drives first sliding plate 8 and slides along first slide rail 7, first sliding plate 8 drives holding down plate 11 and goes up and down, holding down plate 11 drives the balancing weight and goes up and down, the automatic promotion to the balancing weight has been realized, and is simple in operation, the user's use to testing arrangement has been made things convenient for, the speed of test has been accelerated, and the work efficiency is improved, driving motor 23's output passes the right flank of backup pad 13 that is located the right side and with rolling axle 14's right-hand member fixed connection.

The utility model discloses a realize the buffering protection to testing arrangement, consequently all seted up logical groove in the left and right sides of 1 lower surface of bottom plate, the internal diameter that leads to the groove and the external diameter looks adaptation of bracing piece 2 when buffering the protection to testing arrangement, bracing piece 2 removes in the inside that leads to the groove.

The utility model discloses a guarantee stability when holding down plate 11 tenesmus, consequently set up the shape of first slide rail 7 and be the I-shaped, the mounting hole has all been seted up to the top and the bottom of 7 lateral surfaces of first slide rail, and when holding down plate 11 tenesmus, first sliding plate 8 slides downwards along first slide rail 7, and first slide rail 7 is spacing to holding down plate 11, has guaranteed the stability when holding down plate 11 tenesmus.

The utility model discloses a reinforcing grip block 1203 is to the clamping effect of balancing weight, consequently is provided with anti-skidding gasket at the medial surface of grip block 1203, and anti-skidding gasket's preparation material is rubber, and anti-skidding gasket has increased the frictional force between grip block 1203 and the balancing weight, has strengthened the clamping effect of grip block 1203 to the balancing weight.

The utility model discloses for the convenience of the user adjusts the clamping state of clamping device 12, consequently be provided with the parcel layer at the surface of adjusting handle 1206, the surface on parcel layer is provided with anti-skidding line, and the parcel layer has increased the frictional force between user's palm and the adjusting handle 1206, has reduced the probability that the phenomenon of taking off the hand appears, has made things convenient for the user to adjust the clamping state of clamping device 12.

The utility model discloses a realize quick installation and the dismantlement to detection case 20, consequently seted up the locating hole in the outside of installation foot 21 lateral surface, the internal diameter of locating hole and erection column 22's external diameter looks adaptation, the user will install foot 21 through the locating hole and install on erection column 22, has realized quick installation and dismantlement to detection case 20.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the device is used, a user puts a material to be tested into the detection box 20, after the material is put into the detection box, the user pulls the adjusting plate 1205 to move outwards through the adjusting handle 1206, the adjusting plate 1205 drives the clamping plates 1203 to move outwards through the fixing rod 1202, the clamping plates 1203 compress the return springs 1204, the user places a weight balancing weight between the two groups of clamping plates 1203, after the placement is finished, the adjusting handle 1206 is loosened, the two groups of clamping plates 1203 fix the weight balancing weight under the action of the return springs 1204, after the fixation is finished, the driving motor 23 is started, the output end of the driving motor 23 rotates in a forward direction to drive the winding shaft 14 to rotate, the winding shaft 14 winds the traction rope 15, the traction rope 15 drives the first sliding plate 8 to slide upwards along the first sliding rail 7 through the connecting seat 9, the first sliding plate 8 drives the lower pressing plate 11 to move upwards through the connecting plate 10, after moving to corresponding position, control driving motor 23 reverses, and holding down plate 11 falls downwards under the effect of balancing weight, and holding down plate 11 extrudees the inside material of detection case 20, and the pressure that detection case 20 received passes through pressure sensor 16 and transmits to display 17 on, and display 17 shows pressure, has realized the test to material bearing capacity.

To sum up, this a bearing capacity testing arrangement for highway bridge maintenance, output through driving motor 23 drives rolling axle 14 and rotates, make rolling axle 14 roll and transfer haulage rope 15, haulage rope 15 drives first sliding plate 8 and slides along first slide rail 7, first sliding plate 8 drives holding down plate 11 and goes up and down, holding down plate 11 drives the balancing weight and goes up and down, realized promoting the automation of balancing weight, and easy operation has made things convenient for user to testing arrangement's use, and the speed of test has been accelerated, and work efficiency is improved.

This a bearing capacity testing arrangement for public road bridge roof beam maintenance, the user adjusts the longitudinal position of regulating plate 1205 through adjusting handle 1206, make regulating plate 1205 drive grip block 1203 through dead lever 1202 and carry out longitudinal movement, grip block 1203 carries out the centre gripping to the balancing weight under return spring 1204's effect and fixes, it is fixed to have realized the centre gripping to the not unidimensional balancing weight, make the user can change the not unidimensional balancing weight according to the difference of test demand, user's use has been made things convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing capacity testing arrangement for highway bridge maintenance, includes bottom plate (1), its characterized in that: the left side and the right side of the lower surface of the bottom plate (1) are respectively spliced with a support rod (2), the top end of each support rod (2) is fixedly connected with a limiting disc (3), the bottom end of each support rod (2) is fixedly connected with a support supporting plate (4), the bottom of the outer surface of each support rod (2) is sleeved with a buffer spring (5), the left side and the right side of the upper surface of the bottom plate (1) are fixedly connected with a portal frame (6), first sliding rails (7) are arranged in the middles of the left inner wall and the right inner wall of the portal frame (6), the inner side surfaces of the first sliding rails (7) are slidably connected with first sliding plates (8), the inner sides of the upper surfaces of the first sliding plates (8) are fixedly connected with connecting seats (9), the inner sides of the lower surfaces of the first sliding plates (8) are fixedly connected, the front side and the rear side of the upper surface of the lower pressing plate (11) are respectively provided with a clamping device (12), each clamping device (12) comprises a mounting plate (1201), a fixing rod (1202) is inserted in the middle of the outer side surface of the mounting plate (1201), the inner end of the fixing rod (1202) is fixedly connected with a clamping plate (1203), the outer surface of the fixing rod (1202) is sleeved with a return spring (1204), the outer end of the fixing rod (1202) is fixedly connected with an adjusting plate (1205), the middle of the outer side surface of the adjusting plate (1205) is fixedly connected with an adjusting handle (1206), the left side and the right side of the upper surface of the portal frame (6) are respectively and fixedly connected with a supporting plate (13), the top of the inner side surface of the supporting plate (13) is rotatably connected with a winding shaft (14), the left side and the right side of the outer surface of the winding shaft (14) are respectively, the middle parts of the front side and the back side of the bottom plate (1) are respectively provided with a pressure sensor (16), the receiving end of the pressure sensor (16) is communicated with supporting supports arranged on the left side and the right side of the inner wall of the bottom plate (1) through a conducting wire, the output end of the pressure sensor (16) is communicated with a display (17), the front side and the back side of the inner wall on the left side and the right side of the bottom plate (1) are respectively provided with a second sliding rail (18), the inner side of the second sliding rail (18) is slidably connected with a second sliding plate (19), the inner side of the second sliding plate (19) is fixedly connected with a detection box (20), the tops of the front side and the back side of the detection box (20) are respectively and fixedly connected with a handle, the left side and the right side of the front side and the back side of the detection box (20) are respectively and, the top of the outer side face of the supporting plate (13) on the right side is provided with a driving motor (23), and the output end of the driving motor (23) penetrates through the right side face of the supporting plate (13) on the right side and is fixedly connected with the right end of the winding shaft (14).

2. The bearing capacity testing device for highway bridge maintenance according to claim 1, wherein: the left and right sides of bottom plate (1) lower surface all has seted up logical groove, leads to the internal diameter of groove and the external diameter looks adaptation of bracing piece (2).

3. The bearing capacity testing device for highway bridge maintenance according to claim 1, wherein: the first sliding rail (7) is I-shaped, and mounting holes are formed in the top and the bottom of the outer side face of the first sliding rail (7).

4. The bearing capacity testing device for highway bridge maintenance according to claim 1, wherein: the inner side surface of the clamping plate (1203) is provided with an anti-skid gasket, and the anti-skid gasket is made of rubber.

5. The bearing capacity testing device for highway bridge maintenance according to claim 1, wherein: the surface of adjusting handle (1206) is provided with the parcel layer, and the surface of parcel layer is provided with anti-skidding line.

6. The bearing capacity testing device for highway bridge maintenance according to claim 1, wherein: the outer side of the outer side surface of the mounting foot (21) is provided with a positioning hole, and the inner diameter of the positioning hole is matched with the outer diameter of the mounting column (22).