CN210243372U

CN210243372U - Shield constructs section of jurisdiction compression test device

Info

Publication number: CN210243372U
Application number: CN201921115929.3U
Authority: CN
Inventors: Zhiliang Dai; 戴志良
Original assignee: Dongguan Ande Building Elements Co ltd
Current assignee: Dongguan Ande Building Elements Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-03
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a shield segment compression test device, which comprises a frame, wherein a jack is arranged in the middle of the frame, a connecting plate is fixed at the bottom end of the jack, a supporting plate is arranged at the bottom end of the connecting plate, a fastening bolt passes through a through hole reserved in the supporting plate and is connected with a threaded hole reserved in the connecting plate, a positioning hole is arranged on the surface of the supporting plate, a positioning pin passes through the inside of the positioning hole, a first reinforcing plate is fixed at the bottom end of the supporting plate, a pressure rod is fixed at the bottom end of the first reinforcing plate, a second reinforcing plate is fixed at the top end of the pressure rod, the shield segment compression test device is characterized in that a top plate is fixed at different heights of the frame through a connecting rod, the different heights of the jack are adjusted, the mechanical experiment space of a shield segment is wide in application range, the jacks, and the installation and the disassembly are simple and convenient.

Description

Shield constructs section of jurisdiction compression test device

Technical Field

The utility model relates to a shield constructs section of jurisdiction technical field, specifically is a shield constructs section of jurisdiction compressive test device.

Background

The shield segment is a main assembly component for shield construction, is the innermost barrier of the tunnel and plays a role in resisting soil layer pressure, underground water pressure and some special loads, and after the shield segment is produced, a mechanical experiment needs to be carried out to detect whether the mechanical property of the shield segment meets the construction requirements.

The Chinese invention patent with application publication number CN207215593U discloses a compression test device for shield segments in 2018, 4 and 10.A technical scheme of the device is characterized by comprising a rack, a supporting seat arranged on the rack and a jack arranged above the rack, wherein the rack is provided with a horizontally arranged sliding rail, the supporting seat is arranged along the sliding rail in a sliding manner, and the supporting seat comprises a sliding part in sliding fit with the sliding rail and a placing plate arranged on the sliding part; the placing plate is rotatably connected with a baffle plate; the baffles are in sliding fit, and the length of the shaft sleeve is smaller than that of the rotating shaft; the baffle is provided with a limiting component for limiting the position of the rotated shaft sleeve; the limiting assembly comprises a plurality of limiting blocks uniformly arranged on the circumferential direction of the outer wall of the rotating shaft and a fixing block arranged on the inner wall of the shaft sleeve; when the fixed block is abutted and matched with the limiting block, the relative position of the shaft sleeve and the rotating shaft is locked; when the sliding shaft sleeve makes the fixed block and the limiting block dislocated, the shaft sleeve and the rotating shaft rotate relatively, and the effect of reducing the situation that two ends of the shield segment are crushed is achieved.

However, current shield constructs section of jurisdiction compression test device, though reached the effect that reduces the both ends of shield and construct the section of jurisdiction by the condition of crushing, however, when carrying out mechanics experiment to the shield section of jurisdiction of equidimension not, the height of inconvenient regulation jack increases the mechanics experimental space of shield section of jurisdiction, when needing to use the jack of great pressure, inconvenient change.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shield constructs section of jurisdiction compression test device to solve the problem of the inconvenient height of adjusting jack that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shield constructs section of jurisdiction compression test device, includes the frame, the jack is installed to the centre of frame, the bottom mounting of jack has the connecting plate, the backup pad is installed to the bottom of connecting plate, fastening bolt has been passed to the bottom of backup pad, fastening bolt passes the through-hole that the backup pad was reserved and is connected with the screw hole that the connecting plate was reserved, open on the surface of backup pad has the locating hole, the inside of locating hole has passed the locating pin, the bottom mounting of backup pad has first gusset plate, the bottom mounting of first gusset plate has the depression bar, the top of depression bar is fixed with the second gusset plate, the bottom mounting of depression bar has the skid resistant bar.

Preferably, the top end of the frame is provided with a connecting hole, a connecting rod penetrates through the connecting hole in a fastened mode, a top plate is sleeved on the surface of the connecting rod in a fastened mode, a connecting ring is fixed to the bottom end of the top plate, a connecting column is inserted into the connecting ring, the bottom end of the connecting column is fixedly connected with the top end of the jack, a fixing rod penetrates through the side face of the connecting ring, and the fixing rod penetrates through the connecting ring and a through hole reserved in the connecting column in a fastened mode.

Preferably, the supporting plate is perpendicular to the frame, the supporting plate is parallel to the connecting plate and is not smaller than the connecting plate, the first reinforcing plate is perpendicular to the supporting plate, the second reinforcing plate is perpendicular to the first reinforcing plate, and the cross section of the anti-skid rod is of an arc-shaped structure.

Preferably, the supporting plate is detachably connected with the connecting plate through a fastening bolt, and the pressing rod is connected with the supporting plate through a second reinforcing plate.

Preferably, the connecting holes are circular holes, the connecting rods are perpendicular to the frame, the bottom end of the top plate is of a conical structure, the connecting rings are perpendicular to the top plate, the connecting columns are circular columns and perpendicular to the top plate, and the connecting columns are connected with the connecting rings through fixing rods.

Compared with the prior art, the beneficial effects of the utility model are that: this shield constructs section of jurisdiction compression test device, 1, roof can be fixed at the co-altitude of frame through the connecting rod, and then has adjusted the co-altitude of jack to and the mechanical experiment space of shield structure section of jurisdiction, application scope is wide.

2. The jacks with different sizes can be detachably mounted, so that the device is suitable for different mechanical experiments, and is simple and convenient to mount and dismount.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a sectional view taken along direction a of fig. 1 according to the present invention;

fig. 3 is a top view of fig. 1 according to the present invention.

In the figure: 1. a frame; 2. a support plate; 3. positioning holes; 4. positioning pins; 5. a pressure lever; 6. a first reinforcing plate; 7. fastening a bolt; 8. a second reinforcing plate; 9. a jack; 10. connecting columns; 11. a connecting ring; 12. fixing the rod; 13. a top plate; 14. connecting holes; 15. a connecting rod; 16. a connecting plate; 17. and an anti-slip rod.

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 and fig. 2, the present invention provides a technical solution: a shield segment compression test device comprises a frame 1, a jack 9 is installed in the middle of the frame 1, the jack 9 is in FLD-D type, a connecting plate 16 is fixed at the bottom end of the type jack 9, the connecting plate 16 is equal to the bottom end of the jack 9 in size and is used for connecting a supporting plate 2, the bottom end of the connecting plate 16 is provided with the supporting plate 2, the supporting plate 2 is perpendicular to the frame 1, the supporting plate 2 is parallel to the connecting plate 16 and is not smaller than the connecting plate 16, a fastening bolt 7 penetrates through the bottom end of the supporting plate 2, the fastening bolt 7 penetrates through a through hole reserved in the supporting plate 2 and is connected with a threaded hole reserved in the connecting plate 16, the supporting plate 2 is detachably connected with the connecting plate 16 through the fastening bolt 7, the supporting plate 2 is used for supporting the jack 9, the dismounting and replacement are simple, a positioning hole 3 is formed in the surface of the supporting, avoid rocking when carrying out the mechanics experiment, be used for locating pin 4 to fix a position, avoid jack 9 to rock the mechanics experiment that influences the shield section of jurisdiction, can also fix a position jack 9 of equidimension not simultaneously, the bottom mounting of backup pad 2 has first gusset plate 6, first gusset plate 6 is perpendicular with backup pad 2, the bottom edge of first gusset plate 6 is fixed with two depression bars 5, two depression bars 5 are parallel to each other, depression bar 5 is perpendicular with first gusset plate 6, the top of depression bar 5 is fixed with second gusset plate 8, depression bar 5 is connected with backup pad 2 through second gusset plate 8, consolidate depression bar 5, avoid depression bar 5 can't bear pressure and influence the mechanics experiment, the bottom mounting of depression bar 5 has antiskid ribbed tile 17, antiskid ribbed tile 17's cross-section is the arc structure, depression bar 5 pushes down the shield through antiskid ribbed tile 17, reduce the slip of shield section of jurisdiction.

Referring to fig. 1 and 3, an upper group of connecting holes 14 and a lower group of connecting holes 14 are formed in the top end of a frame 1, the connecting holes in the frame 1 are aligned with each other, the connecting holes 14 are circular holes, a connecting rod 15 penetrates through the inside of each connecting hole 14 in a fastened manner, the connecting rod 15 is perpendicular to the frame 1, a top plate 13 is sleeved on the surface of the connecting rod 15 in a fastened manner, the top plate 13 is parallel to the frame 1, the bottom end of the top plate 13 is of a conical structure, the strength of the top plate 13 is enhanced, the phenomenon that the mechanical experiment of a shield segment is influenced due to the fact that the top plate 13 is bent due to jacking is avoided, the top plate 13 can be fixed at different heights of the frame 1 through the connecting rod 15, different heights of a jack 9 are adjusted, the mechanical experiment space of the shield segment is wide in application range, a connecting ring 11 is fixed at the bottom end, the connecting column 10 is inserted into the connecting ring 11, the connecting column 10 is connected with the connecting ring 11 through the fixing rod 12, the bottom end of the connecting column 10 is fixedly connected with the top end of the jack 9, the fixing rod 12 penetrates through the side face of the connecting ring 11, the fixing rod 12 tightly penetrates through the through holes reserved in the connecting ring 11 and the connecting column 10, the connecting column 10 is connected, the jack 9 is connected with the top plate 13, and the mounting and dismounting are simple and convenient.

The utility model discloses when concrete implementation: the connecting rod 15 penetrates through the connecting hole 14 and is connected with the frame, the top plate 13 is tightly sleeved on the surface of the connecting rod 15, the connecting ring 11 is fixed at the bottom end of the top plate 13, the connecting column 10 at the top end of the jack 9 is inserted into the connecting ring 11 and is connected with the connecting column 10 and the connecting ring 11 through the fixing rod 12, the connecting plate 16 is fixed at the bottom end of the jack 9, the bottom end of the connecting plate 16 is connected with the supporting plate 2 through the fastening bolt 7, the positioning pin 4 is inserted into the positioning hole 3, the first reinforcing plate 6 is fixed at the bottom end of the supporting plate 2, the pressure rod 5 is fixed at the bottom end of the first reinforcing plate 6, the top end of the pressure rod 5 is connected with the supporting plate 2 through the second reinforcing plate 8, the anti-skid rod 17 is fixed at the bottom end of the pressure rod 5, when a mechanical experiment is carried out on the shield segment, the, and then push down the shield through antiskid ribbed tile 17, then jack 9 continuous motion, constantly push down the shield section of jurisdiction through depression bar 5 and antiskid ribbed tile 17, carry out the mechanics experiment, when needs are experimented to great shield section of jurisdiction, connecting rod 15 moves up and inserts connecting hole 14, extract dead lever 12, screw down fastening bolt 7, take off locating pin 4, change great jack 9, reinsert dead lever 12, fastening bolt 7 is screwed down in the installation, insert locating pin 4, carry out the mechanics experiment of shield section of jurisdiction, the spare part is dismantled and is installed simply.

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 shield constructs section of jurisdiction compression test device, includes frame (1), its characterized in that: the middle of the frame (1) is provided with a jack (9), the bottom end of the jack (9) is fixedly provided with a connecting plate (16), the bottom end of the connecting plate (16) is provided with a supporting plate (2), the bottom end of the supporting plate (2) penetrates through a fastening bolt (7), the fastening bolt (7) penetrates through a through hole reserved in the supporting plate (2) and is connected with a threaded hole reserved in the connecting plate (16), the surface of the supporting plate (2) is provided with a positioning hole (3), the positioning pin (4) penetrates through the positioning hole (3), the bottom end of the supporting plate (2) is fixedly provided with a first reinforcing plate (6), the bottom end of the first reinforcing plate (6) is fixedly provided with a pressing rod (5), the top end of the pressing rod (5) is fixedly provided with a second reinforcing plate (8), and the bottom end of the pressing rod (5) is fixedly provided with an.

2. The shield segment compression test device of claim 1, which is characterized in that: the top of frame (1) is opened there is connecting hole (14), the inside fastening of connecting hole (14) has passed connecting rod (15), roof (13) have been cup jointed in the surface fastening of connecting rod (15), the bottom mounting of roof (13) has go-between (11), spliced pole (10) have been inserted to the inside of go-between (11), the bottom of spliced pole (10) and the top fixed connection of jack (9), the side of go-between (11) has passed dead lever (12), through-hole that go-between (11) and spliced pole (10) were reserved is passed in dead lever (12) fastening.

3. The shield segment compression test device of claim 1, which is characterized in that: the supporting plate (2) is perpendicular to the frame (1), the supporting plate (2) is parallel to the connecting plate (16) and not smaller than the connecting plate (16), the first reinforcing plate (6) is perpendicular to the supporting plate (2), the second reinforcing plate (8) is perpendicular to the first reinforcing plate (6), and the cross section of the anti-skid rod (17) is of an arc-shaped structure.

4. The shield segment compression test device of claim 1, which is characterized in that: the supporting plate (2) is detachably connected with the connecting plate (16) through a fastening bolt (7), and the pressing rod (5) is connected with the supporting plate (2) through a second reinforcing plate (8).

5. The shield segment compression test device of claim 2, which is characterized in that: the connecting holes (14) are circular holes, the connecting rods (15) are perpendicular to the frame (1), the bottom end of the top plate (13) is of a conical structure, the connecting rings (11) are perpendicular to the top plate (13), the connecting columns (10) are circular columns and perpendicular to the top plate (13), and the connecting columns (10) are connected with the connecting rings (11) through fixing rods (12).