Flat plate subsidence instrument

Abstract

The utility model provides a slab subsidence instrument, and relates to the field of land bearing capacity measurement. The slab subsidence instrument comprises a rotary pressure applying structure, a pressure conduction structure, a supporting leg structure, a supporting structure and a scale structure. And the upper ends of the three supporting leg structures are in pin joint with the periphery of the rotary pressure applying structure. The upper portions of the supporting leg structures are connected with the rotary pressure applying structures through pin shafts, and the bottoms of the supporting leg structures are connected through supporting structures matched with bolts, so that the slab subsidence instrument is triangularly fixed, and structural stability is guaranteed. The pressure conduction structure is also fixed through cooperation of the supporting structure and the bolts, and the state of the pressure conduction structure is kept. The supporting leg structure can be folded for storage by disassembling the connecting bolt of the supporting structure, the storage space is reduced, the supporting leg structure can be disassembled by drawing out the pin shaft, the flat plate subsidence instrument is assembled in an assembling mode, the weight of each part is small, the carrying work can be completed by a single person, and the flat plate subsidence instrument can be conveniently assembled under the condition of less manpower.

Description

TECHNICAL FIELD

[0001] The utility model relates to land bearing capacity measurement technical field, specifically, relate to a flat plate subsidence instrument. BACKGROUND

[0002] The main function of the flat plate subsidence instrument is to measure the bearing capacity of the land. It is mainly used for evaluating the stability and bearing capacity of the ground. The plate instrument carries out a flat plate subsidence test on the original soil in the field. Its advantages are that the soil is not disturbed, and the test results obtained by measurement are relatively accurate. The disadvantages are that it needs to use the hydraulic device of a large vehicle system for loading and the self weight of the vehicle to provide a reaction force, which is relatively cumbersome and complex, and inconvenient to use.

[0003] In the related art, the flat plate subsidence instrument uses a support frame and a movable slide rail arranged thereon. When the flat plate subsidence instrument is transported, its portability is reduced, and more manpower is required when it is erected. Therefore, how to improve the portability, quality and volume of the flat plate subsidence instrument becomes a technical problem to be solved. SUMMARY

[0004] The utility model aims at solving one of the technical problems in the prior art. To this end, the utility model provides a flat plate subsidence instrument, which has the effect of measuring the bearing capacity of the soil, has a small storage space, and is assembled by assembling the flat plate subsidence instrument. The weight of each component is small, and one person can complete the transportation work. It is convenient to assemble the flat plate subsidence instrument under the condition of less manpower.

[0005] The flat plate subsidence instrument according to the utility model embodiment comprises a rotating pressure applying structure, a pressure conducting structure, a support leg structure, a support structure and a scale structure.

[0006] The pressure conducting structure is arranged at the lower end of the rotating pressure applying structure. The inside of the pressure conducting structure is penetrated by a thread in the rotating pressure applying structure. The support leg structure is arranged in three. The upper ends of the three support leg structures are pinned to the periphery of the rotating pressure applying structure. The three adjacent support leg structures and the outer walls between the lower ends of the support leg structures and the lower end of the pressure conducting structure are connected by the support structure and bolts. The three support leg structures form a triangular support. The scale structure is arranged on the outer wall of the pressure conducting structure.

[0007] According to some embodiments of the utility model, the support leg structure includes support leg, first connecting plate and base, the support leg upper end is pinned to the rotating pressure applying structure outer wall, the first connecting plate is fixedly connected to the support leg in the inclined state, the base is hinged to the support leg bottom end, the support structure includes first pull rod and second pull rod, the first connecting plate on adjacent support leg is connected through the first pull rod cooperation bolt, the first connecting plate on the support leg and the pressure conducting structure outer wall are connected through the second pull rod cooperation bolt.

[0008] According to some embodiments of the utility model, the support leg includes support rod and double lug seat, the double lug seat is provided with two, two double lug seat fixedly connected to the support rod both ends, the double lug seat of support rod upper end is pinned to the rotating pressure applying structure outer wall, the base is pinned to the double lug seat of support rod lower end, the first pull rod includes first rod body and first mounting seat, the first mounting seat is provided with two, two first mounting seat is fixedly connected to the first rod body both ends respectively, two first mounting seat on the first rod body is fixed on the first connecting plate on adjacent support rod through bolt respectively, the second pull rod includes second rod body and second mounting seat, the second mounting seat is provided with two, two second mounting seat is fixedly connected to the second rod body both ends respectively, the second mounting seat of second rod body both ends is fixed on the first connecting plate on the support rod and the pressure conducting structure outer wall through bolt respectively.

[0009] According to some embodiments of the utility model, the base includes bottom plate and first single lug seat, the first single lug seat is fixedly connected to the bottom plate upper side, the first single lug seat is pinned to the support leg bottom end, the bottom plate is provided with fixed hole.

[0010] According to some embodiments of the utility model, the rotating pressure applying structure includes bearing cylinder seat, rotating internal thread cylinder, rotating steering wheel, second single lug seat and connecting cylinder seat, the rotating internal thread cylinder is rotatably connected to the bearing cylinder seat inside, the rotating steering wheel is fixedly sleeved to the rotating internal thread cylinder top end, the second single lug seat is fixedly connected to the bearing cylinder seat outer wall, the support leg structure upper end is pinned to the second single lug seat, the connecting cylinder seat upper end is fixedly connected to the bearing cylinder seat bottom end, the pressure conducting structure outside is fixedly connected to the connecting cylinder seat lower end, the pressure conducting structure inside is penetrated to the rotating internal thread cylinder through thread.

[0011] According to some embodiments of the utility model, the bearing cylinder seat includes bearing cylinder, bearing and upper gland, the bearing is set to two, two the bearing is embedded inside the upper and lower ends of bearing cylinder, the upper gland is fixedly connected with the upper end of bearing cylinder, the upper gland presses the outer ring of bearing of bearing cylinder upper end, the connecting cylinder seat is fixedly connected with the lower end of bearing cylinder, the connecting cylinder seat presses the outer ring of bearing of bearing cylinder lower end, the rotating internal thread cylinder is fixedly penetrated in the inner ring of two bearings.

[0012] According to some embodiments of the utility model, the pressure conduction structure includes fixed cylinder seat, limit block, pressure rod, pressure rod sliding end, threaded rod sliding end, pressure connecting rod seat, connecting seat, pressure sensor and threaded column, the upper end of fixed cylinder seat is fixedly connected with the bottom end of connecting cylinder seat, the limit block is fixedly connected with the inside of lower end of fixed cylinder seat, the support structure is matched and is connected with the outer wall of lower end of fixed cylinder seat, the pressure rod is slidably penetrated in the limit block, the pressure rod sliding end and the threaded rod sliding end are all slidably connected in the inside of fixed cylinder seat, the pressure rod sliding end and the threaded rod sliding end are connected through pressure connecting rod seat, the pressure connecting rod seat is along the outer wall of fixed cylinder seat and slides, the upper end of connecting seat is inserted in the inside of threaded rod sliding end, the pressure sensor is connected between lower end of connecting seat and pressure rod sliding end, the pressure rod is inserted in the inside of lower end of pressure rod sliding end, the bottom end of pressure rod is connected with pressure plate, the threaded column is threadedly penetrated in rotating internal thread cylinder, the lower end of threaded column can be inserted in the inside of upper end of threaded rod sliding end.

[0013] According to some embodiments of the utility model, the fixed cylinder seat includes fixed cylinder, second connecting plate, flange seat and compression part, the outer wall of fixed cylinder is provided with sliding slot, the pressure connecting rod seat is along the sliding slot and slides, the second connecting plate is fixedly sleeved on the outer wall of lower end of fixed cylinder, the support structure is matched and is connected with the second connecting plate, the flange seat is fixedly sleeved on the outer wall of upper end of fixed cylinder, the flange seat is fixedly connected with the bottom end of connecting cylinder seat, the compression part is threadedly penetrated in fixed cylinder, the compression part is compressed in limit block, and the limit block is fixed by the compression of compression part.

[0014] According to some embodiments of the utility model, the pressure connecting rod seat includes connecting plate, first limit pin, second limit pin and fastening piece, the connecting plate lower extreme is equipped with installation groove, the first limit pin passes connecting plate upper extreme and the sliding slot in proper order, the first limit pin end part is connected through screw thread in the threaded rod sliding end head, the second limit pin passes the installation groove and the sliding slot in proper order, the second limit pin can slide up and down in the installation groove, the second limit pin end part is connected through screw thread in the pressure lever sliding end head, the fastening piece is screwed through in the connecting plate rear the fastening piece is pressed tightly in the pressure lever sliding end head.

[0015] The utility model discloses beneficial effect is: the flat plate subsidence appearance is placed on the ground to be measured, and the steel drill, the anchor bolt or the loading heavy object mode fixed support leg structure, and the pressure is applied to the pressure transmission structure through the rotation pressure applying structure, and the pressure transmission structure bottom end moves down and sinks into the soil, and the depth that the pressure transmission structure sinks into the soil is measured through the scale structure, and the pressure that the pressure transmission structure detects different depths sinking into the soil needs, and the bearing capacity of soil is measured in this way. Three sets of support leg structure, and the upper portion of support leg structure is connected with the rotation pressure applying structure through the pin shaft, and the bottom of support leg structure is connected through the support structure cooperation bolt, so that the flat plate subsidence appearance is triangular fixed, guarantees its structural stability. The connecting bolt of support structure is dismantled, can fold up the support leg structure and store, reduce the storage space, and the support leg structure can be dismantled through the pin shaft, and the flat plate subsidence appearance is assembled through the assembly mode, and the weight of each component is small, and one person can complete the carrying work, and it is convenient to assemble the flat plate subsidence appearance under the condition that the manpower is less.

[0016] The additional aspects and advantages of the utility model will be partly given in the following description, partly will become obvious from the following description, or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the utility model embodiment, the following will be briefly introduced to the drawings needed to be used in the utility model embodiment, should understand, the following drawings only shows some embodiments of the utility model, therefore should not be regarded as the limited scope, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other related drawings according to these drawings.

[0018] Figure 1 It is the three-dimensional structure schematic diagram of the flat plate subsidence appearance according to the utility model embodiment;

[0019] Figure 2 It is the three-dimensional structure schematic diagram of the support structure that props open support leg structure according to the utility model embodiment;

[0020] Figure 3 is according to the embodiment of the utility model Figure 2 The enlarged perspective structural schematic view of position A in the middle;

[0021] Figure 4 is according to the embodiment of the utility model Figure 2 The enlarged perspective structural schematic view of position B in the middle;

[0022] Figure 5 The perspective structural schematic view of the rotating pressure applying structure according to the embodiment of the utility model;

[0023] Figure 6 The perspective structural schematic view of the bearing cylinder seat and the connecting cylinder seat according to the embodiment of the utility model are connected;

[0024] Figure 7 The perspective structural schematic view of the pressure conducting structure according to the embodiment of the utility model;

[0025] Figure 8 The perspective structural schematic view of the fixed cylinder seat according to the embodiment of the utility model;

[0026] Figure 9 is according to the embodiment of the utility model Figure 7 The enlarged structural schematic view of position C in the middle;

[0027] Figure 10 is according to the embodiment of the utility model Figure 7 The enlarged structural schematic view of position D in the middle.

[0028] Icon: 100-rotating pressure applying structure; 110-bearing cylinder seat; 111-bearing cylinder; 112-bearing; 113-upper pressure cover; 120-rotary internal thread cylinder; 130-rotary steering wheel; 140-second single lug seat; 150-connecting cylinder seat; 200-pressure conducting structure; 210-fixed cylinder seat; 211-fixed cylinder; 212-sliding groove; 213-second connecting plate; 214-flange seat; 215-pressing part; 220-limiting block; 230-pressing rod; 240-pressing rod sliding end head; 250-threaded rod sliding end head; 260-pressing connecting rod seat; 261-connecting plate; 262-first limiting pin; 263-mounting groove; 264-second limiting pin; 265-tightening part; 270-connecting seat; 280-pressure sensor; 290-threaded column; 300-leg structure; 310-leg; 311-branch rod; 312-double lug seat; 320-first connecting plate; 330-base; 331-bottom plate; 332-first single lug seat; 333-fixing hole; 400-supporting structure; 410-first pull rod; 411-first rod body; 412-first mounting seat; 420-second pull rod; 421-second rod body; 422-second mounting seat; 500-ruler structure. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be described below with reference to the drawings of the embodiments of the present application.

[0030] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings of the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0031] The plate settlement meter according to the embodiments of the present application will be described below with reference to the drawings.

[0032] Please refer to Figures 1 to 10 The plate settlement meter according to the embodiments of the present application comprises a rotating pressure applying structure 100, a pressure conducting structure 200, a supporting leg structure 300, a supporting structure 400 and a scale structure 500.

[0033] Please refer to Figure 1, the pressure conducting structure 200 is arranged at the lower end of the rotating pressure applying structure 100, the inside of the pressure conducting structure 200 is threaded through the rotating pressure applying structure 100, the support leg structure 300 is arranged as three, the upper end of the three support leg structures 300 is pinned to the periphery of the rotating pressure applying structure 100, the three adjacent support leg structures 300 and the outer wall between the lower end of the support leg structure 300 and the lower end of the pressure conducting structure 200 are bolted through the support structure 400, the three support leg structures 300 form a triangular support, and the scale structure 500 is arranged on the outer wall of the pressure conducting structure 200. The plate sinker is placed on the ground to be measured, the support leg structure 300 is fixed by the way of steel drill, foundation bolt or loading weight, the pressure conducting structure 200 is applied by the rotating pressure applying structure 100, the bottom end of the pressure conducting structure 200 is lowered and sinks into the soil, the depth of the pressure conducting structure 200 sinking into the soil is measured by the scale structure 500, the pressure required by the pressure conducting structure 200 to sink into the soil at different depths is detected, and the bearing capacity of the soil is measured. Three sets of support leg structures 300, the upper part of the support leg structure 300 is connected with the rotating pressure applying structure 100 through the pin shaft, the bottom of the support leg structure 300 is connected through the support structure 400, so that the plate sinker is triangularly fixed, and the structural stability is ensured. The pressure conducting structure 200 is also fixed through the support structure 400, so that the state of the pressure conducting structure 200 is maintained. The connecting bolts of the support structure 400 are disassembled, the support leg structure 300 can be folded up for storage, the storage space is reduced, the support leg structure 300 can be disassembled by pulling out the pin shaft, the plate sinker can be assembled by assembling, the weight of each component is small, and one person can complete the carrying work, so that the plate sinker can be assembled under the condition of less manpower.

[0034] Please refer to Figures 1 to 2The supporting structure 400 comprises a first pull rod 410 and a second pull rod 420, the first connecting plates 320 on the adjacent supporting legs 310 are connected by the first pull rod 410, and the first connecting plates 320 on the supporting legs 310 and the outer wall of the pressure conducting structure 200 are connected by the second pull rod 420. Three sets of supporting leg structures 300 are connected to the rotating pressure applying structure 100 through the upper ends of the supporting legs 310, and the lower ends of the supporting legs 310 are fixed by the first pull rod 410, so that the plate sinker is triangularly fixed and the structural stability is ensured. The pressure conducting structure 200 is fixed on the supporting legs 310 by the second pull rod 420, so that the state of the pressure conducting structure 200 is maintained. The connecting bolts of the first pull rod 410 and the second pull rod 420 are removed, the supporting legs 310 can be folded and stored, the storage space is reduced, the upper end of the supporting leg 310 can be removed by pulling out the pin shaft, the plate sinker can be assembled by assembling, the weight of each component is small, and one person can complete the carrying work, so that the plate sinker can be assembled under the condition of less manpower.

[0035] Please refer to Figures 1 to 3 The base 330 comprises a bottom plate 331 and a first single lug base 332, the first single lug base 332 is fixedly connected to the upper side of the bottom plate 331, the first single lug base 332 is pinned to the bottom end of the supporting leg 310, and the bottom plate 331 is provided with a fixing hole 333. The bottom plate 331 is stabilized by the fixing hole 333 on the bottom plate 331 through a steel drill or a foundation bolt. The bottom plate 331 is pinned through the first single lug base 332, so that the bottom plate 331 can adapt to the ground.

[0036] Please refer to Figures 1 to 4The supporting leg 310 comprises a supporting rod 311 and two lug seats 312, the two lug seats 312 are fixedly connected to the two ends of the supporting rod 311, the lug seat 312 at the upper end of the supporting rod 311 is pinned to the outer wall of the rotating pressure applying structure 100, the base 330 is pinned to the lug seat 312 at the lower end of the supporting rod 311, the first pull rod 410 comprises a first rod body 411 and a first mounting seat 412, the first mounting seat 412 is provided with two, the two first mounting seats 412 are fixedly connected to the two ends of the first rod body 411 respectively, the two first mounting seats 412 on the first rod body 411 are fixed to the first connecting plate 320 on the adjacent supporting rod 311 through bolts respectively, the second pull rod 420 comprises a second rod body 421 and a second mounting seat 422, the second mounting seat 422 is provided with two, the two second mounting seats 422 are fixedly connected to the two ends of the second rod body 421 respectively, the second mounting seats 422 at the two ends of the second rod body 421 are fixed to the first connecting plate 320 on the supporting rod 311 and the outer wall of the pressure conducting structure 200 through bolts respectively. The two ends of the first rod body 411 are connected with the first connecting plate 320 on the adjacent supporting rod 311 through the first mounting seat 412, the first mounting seat 412 and the first connecting plate 320 are fixedly connected through bolts, the second rod body 421 is the same, the position of the pressure conducting structure 200 is kept, the three supporting legs 310 are spread apart through the first rod body 411, the pressure conducting structure 200 is supported through the second rod body 421, and the stability of the pressure conducting structure 200 is kept. The connecting pin shaft of the lug seat 312 at the lower end of the supporting rod 311 and the base 330, and the supporting rod 311 can be disassembled by pulling out the pin shaft.

[0037] Please refer to Figures 1 to 5 The rotating pressure applying structure 100 comprises a bearing cylinder seat 110, a rotating internal thread cylinder 120, a rotating steering wheel 130, a second lug seat 140 and a connecting cylinder seat 150, the rotating internal thread cylinder 120 is rotationally connected to the inside of the bearing cylinder seat 110, the rotating steering wheel 130 is fixedly sleeved at the top end of the rotating internal thread cylinder 120, the second lug seat 140 is fixedly connected to the outer wall of the bearing cylinder seat 110, the upper end of the supporting leg structure 300 is pinned to the second lug seat 140, the upper end of the connecting cylinder seat 150 is fixedly connected to the bottom end of the bearing cylinder seat 110, the outer part of the pressure conducting structure 200 is fixedly connected to the lower end of the connecting cylinder seat 150, and the inside of the pressure conducting structure 200 penetrates the rotating internal thread cylinder 120 through threads. Three sets of supporting leg structures 300 cooperate with the supporting structure 400 to stabilize the pressure conducting structure 200 and the rotating pressure applying structure 100, then the rotating steering wheel 130 is rotated, the rotating steering wheel 130 drives the rotating internal thread cylinder 120 to rotate, the rotating internal thread cylinder 120 applies pressure to the pressure conducting structure 200 through the thread transmission principle, and the inside of the pressure conducting structure 200 is driven by the rotating internal thread cylinder 120 to move downward.

[0038] Please refer to Figures 1 to 6The bearing cylinder seat 110 includes a bearing cylinder 111, bearings 112 and an upper gland 113. The bearings 112 are arranged in two, embedded in the inner part of the upper and lower ends of the bearing cylinder 111. The upper gland 113 is fixedly connected to the upper end of the bearing cylinder 111, and the upper gland 113 presses the outer ring of the bearing 112 at the upper end of the bearing cylinder 111. The connecting cylinder seat 150 is fixedly connected to the lower end of the bearing cylinder 111, and the connecting cylinder seat 150 presses the outer ring of the bearing 112 at the lower end of the bearing cylinder 111. The rotating internal threaded cylinder 120 is fixedly penetrated through the inner rings of the two bearings 112. The upper gland 113 and the connecting cylinder seat 150 respectively limit the two bearings 112, maintain the positions of the two bearings 112, and the inner rings of the two bearings 112 respectively press the outer wall of the rotating internal threaded cylinder 120. The rotating internal threaded cylinder 120 is fixedly penetrated through the inner rings of the bearings 112 at both ends by means of tight fitting. The rotating internal threaded cylinder 120 rotates in the bearing cylinder 111 through the two bearings 112.

[0039] Please refer to Figures 1 to 7 The pressure transmission structure 200 includes a fixed cylinder seat 210, a limiting block 220, a pressing rod 230, a pressing rod sliding end head 240, a threaded rod sliding end head 250, a pressing connecting rod seat 260, a connecting seat 270, a pressure sensor 280 and a threaded column 290. The upper end of the fixed cylinder seat 210 is fixedly connected to the bottom end of the connecting cylinder seat 150. The limiting block 220 is fixedly connected to the inner part of the lower end of the fixed cylinder seat 210. The support structure 400 is bolted to the outer wall of the lower end of the fixed cylinder seat 210. The pressing rod 230 is slidingly penetrated through the limiting block 220. The pressing rod sliding end head 240 and the threaded rod sliding end head 250 are both slidingly connected to the inner part of the fixed cylinder seat 210. The pressing rod sliding end head 240 and the threaded rod sliding end head 250 are connected through the pressing connecting rod seat 260. The pressing connecting rod seat 260 slides along the outer wall of the fixed cylinder seat 210. The upper end of the connecting seat 270 is inserted into the inner part of the threaded rod sliding end head 250. The pressure sensor 280 is connected between the lower end of the connecting seat 270 and the pressing rod sliding end head 240. In this embodiment, the measurement value of the pressure sensor 280 can be displayed through the display. The pressing rod 230 is inserted into the inner part of the lower end of the pressing rod sliding end head 240. The bottom end of the pressing rod 230 is connected with a pressing plate. It should be noted that the pressing plate is provided in various specifications, such as an area of 16cm 2 , 100cm 2 , 400cm 2Different areas can be replaced. According to different soil conditions, the pressure plate is selected, and the larger the pressure plate area is selected, the worse the soil bearing capacity is. In this embodiment, the pressure plate is connected to the bottom end of the pressure rod 230 through threads. The threaded column 290 is threaded through the rotating inner threaded cylinder 120, and the lower end of the threaded column 290 can be inserted into the inside of the upper end of the threaded rod sliding end head 250. The position of the pressure rod 230 in the fixed cylinder seat 210 is maintained by the limiting block 220. The rotating steering wheel 130 drives the rotating inner threaded cylinder 120 to rotate, and the rotating inner threaded cylinder 120 drives the threaded column 290 through the threaded transmission principle. The threaded column 290 applies pressure to the threaded rod sliding end head 250, the rotation of the threaded rod sliding end head 250 is limited by the pressure connecting rod seat 260, thereby reducing the rotation of the pressure rod sliding end head 240, the threaded rod sliding end head 250 conducts pressure to the connecting seat 270 and the pressure sensor 280, and the pressure received by the pressure sensor 280 is transmitted to the pressure rod sliding end head 240 and the pressure rod 230. Finally, the pressure is transmitted to the pressure plate. The applied pressure is measured by the pressure sensor 280, the depth of the pressure plate sinking into the soil is measured by the scale structure 500, and the corresponding measurement data is recorded. The accurate land bearing capacity can be obtained by analyzing and calculating the measured data.

[0040] Please refer to Figures 1 to 9 The fixed cylinder seat 210 includes a fixed cylinder 211, a second connecting plate 213, a flange seat 214, and a compression member 215. The outer wall of the fixed cylinder 211 is provided with a sliding groove 212, the pressure connecting rod seat 260 slides along the sliding groove 212, the second connecting plate 213 is fixedly sleeved on the outer wall of the lower end of the fixed cylinder 211, the support structure 400 is connected to the second connecting plate 213 through bolts, the flange seat 214 is fixedly sleeved on the outer wall of the upper end of the fixed cylinder 211, the flange seat 214 is fixedly connected to the bottom end of the connecting cylinder seat 150, and the compression member 215 is threaded through the fixed cylinder 211. The compression member 215 is compressed to the limiting block 220, and the limiting block 220 is fixed by the compression of the compression member 215. In this embodiment, the compression member 215 is provided as a compression bolt. The second connecting plate 213 facilitates the connection of the fixed cylinder 211 and the support structure 400. The pressure connecting rod seat 260 is in the sliding groove 212, and the pressure connecting rod seat 260 can move with the movement of the pressure rod sliding end head 240 and the threaded rod sliding end head 250, and the pressure rod sliding end head 240 and the threaded rod sliding end head 250 are connected to each other through the pressure connecting rod seat 260, reducing the disconnection of the pressure rod sliding end head 240 and the threaded rod sliding end head 250.

[0041] Please refer to Figures 1 to 10The pressing connecting rod base 260 comprises a connecting plate 261, a first limiting pin 262, a second limiting pin 264 and a fastening member 265. The lower end of the connecting plate 261 is provided with a mounting groove 263. The first limiting pin 262 passes through the upper end of the connecting plate 261 and the sliding groove 212 in sequence. The end of the first limiting pin 262 is threadedly connected to the threaded rod sliding end head 250. The second limiting pin 264 passes through the mounting groove 263 and the sliding groove 212 in sequence. The second limiting pin 264 can slide up and down in the mounting groove 263. The end of the second limiting pin 264 is threadedly connected to the pressing rod sliding end head 240. The fastening member 265 is threadedly penetrated into the connecting plate 261. The fastening member 265 is pressed against the pressing rod sliding end head 240. In the embodiment, the fastening member 265 is a fastening screw. The upper end of the connecting plate 261 is stably arranged on the threaded rod sliding end head 250 through the first limiting pin 262 and the fastening member 265. The pressing plate contacts the ground. The second limiting pin 264 can slide up and down in the mounting groove 263 with a movement allowance. The rotary steering wheel 130 is rotated to drive the rotary inner threaded cylinder 120 to rotate. The rotary inner threaded cylinder 120 drives the threaded column 290 through the threaded transmission principle. The threaded column 290 is gradually inserted into the threaded rod sliding end head 250. Since the second limiting pin 264 can slide in the mounting groove 263, the threaded rod sliding end head 250 can fall on the top end of the connecting seat 270 under the action of gravity. The pressing connecting rod base 260 can reduce the external force. The pressure of the threaded column 290 can be fully transmitted to the pressure sensor 280. The situation that the actual measured pressure of the pressure sensor 280 is smaller due to the pressure borne by the pressing connecting rod base 260 can be reduced.

[0042] Specifically, the working principle of the plate settlement instrument: when the three sets of leg structure 300 are unfolded, the double ear seat 312 at the upper end of the support rod 311 is connected with the second single ear seat 140 on the outer wall of the bearing cylinder 111 through a pin shaft, the double ear seat 312 at the lower end of the support rod 311 is connected with the bottom plate 331 through the first single ear seat 332 pin, the two ends of the first rod body 411 are connected with the first connecting plate 320 on the adjacent support rod 311 through the first mounting seat 412, the first mounting seat 412 and the first connecting plate 320 are fixedly connected through bolts, the three support rods 311 are pried open through the first rod body 411, the stability of the pressure transmission structure 200 is maintained through the support of the second rod body 421, the plate settlement instrument is triangularly fixed, and the structural stability is ensured. The second connecting plate 213 on the fixed cylinder seat 210 and the second mounting seat 422 on the second rod body 421 are connected through bolts, the fixed cylinder seat 210 is supported and fixed through the second rod body 421, and the stability of the fixed cylinder seat 210 is maintained. The state of the pressure transmission structure 200 is maintained in this way. The connecting bolts of the first pull rod 410 and the second pull rod 420 are disassembled, the leg 310 can be folded up and stored, the storage space is reduced, the upper end of the leg 310 can be disassembled by pulling out the pin shaft, the plate settlement instrument can be assembled in a way, the weight of each component is small, a single person can complete the carrying work, and the plate settlement instrument is convenient to assemble under the condition that the manpower is less.

[0043] After the three sets of leg structures 300 are unfolded, the plate sinker is placed on the ground to be measured, and the leg structure 300 is fixed by means of steel drill, ground bolt or loading weight. Under the action of gravity, the pressure plate contacts the ground, the threaded rod sliding end 250, the connecting seat 270, the pressure sensor 280, the pressure rod sliding end 240 and the pressure rod 230 are sequentially compressed, then the pressure sensor 280 and the display are powered on and zeroed, the second limiting pin 264 can slide up and down in the installation groove 263 and has a movement allowance. The upper end of the connecting plate 261 is stabilized on the threaded rod sliding end 250 through the first limiting pin 262 and the locking piece 265, the pressure rod sliding end 240 and the threaded rod sliding end 250 are connected to each other through the pressure connecting rod seat 260, so as to reduce the disconnection of the pressure rod sliding end 240 and the threaded rod sliding end 250. Rotate the rotary steering wheel 130, the rotary steering wheel 130 drives the rotary internal thread cylinder 120 to rotate, the rotary internal thread cylinder 120 drives the threaded column 290 through the threaded transmission principle, the threaded column 290 gradually inserts into the threaded rod sliding end 250, because the second limiting pin 264 can slide in the installation groove 263, the pressure connecting rod seat 260 shares external force, the pressure of the threaded column 290 can be fully transmitted to the pressure sensor 280, the actual measured pressure of the pressure sensor 280 is reduced due to the pressure borne by the pressure connecting rod seat 260, continue to rotate the rotary steering wheel 130, the rotary steering wheel 130 drives the threaded column 290, the threaded column 290 drives the pressure rod 230 to move downward, the pressure rod 230 drives the pressure plate to move downward and sink into the soil, and the depth of the pressure plate sinking into the soil is measured through the scale structure 500. At the same time, the threaded column 290 applies pressure to the threaded rod sliding end 250, the rotation of the threaded rod sliding end 250 is limited by the pressure connecting rod seat 260, thereby reducing the rotation of the pressure rod sliding end 240, and thereby reducing the rotation of the pressure rod 230 and the pressure plate, the threaded rod sliding end 250 conducts pressure to the connecting seat 270 and the pressure sensor 280, the pressure sensor 280 receives pressure and transmits it to the pressure rod sliding end 240 and the pressure rod 230, and finally transmits it to the pressure plate. The applied pressure is measured by the pressure sensor 280. The depth of the corresponding pressure plate sinking into the soil and the pressure data measured by the pressure sensor 280 are recorded, and the accurate land bearing capacity can be obtained by analyzing and calculating the measured data.

[0044] It should be noted that the specific model and specification of the pressure sensor 280 and the display need to be determined according to the actual specification of the device, and the specific selection calculation method adopts the existing technology in the art, so it will not be described in detail.

[0045] The power supply and principle of the pressure sensor 280 and the display are clear to those skilled in the art, and will not be described in detail here.

[0046] The above are only embodiments of the present application and are not used to limit the protection scope of the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: similar reference numerals and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

Claims

1. A plate sinkage meter characterized by, Include: Rotary pressure structure (100); Pressure conducting structure (200), the pressure conducting structure (200) is arranged in the lower end of the rotary pressure structure (100), the inside of the pressure conducting structure (200) is penetrated to the rotary pressure structure (100) by screw thread; Support leg structure (300), the support leg structure (300) is arranged as three, the upper end of three support leg structure (300) is pinned to the periphery of the rotary pressure structure (100); Support structure (400), the support structure (400) is bolted between three adjacent support leg structure (300) and the outer wall of the lower end of support leg structure (300) and the lower end of pressure conducting structure (200), three support leg structure (300) constitute a triangular support; Scale structure (500), the scale structure (500) is arranged in the outer wall of the pressure conducting structure (200).

2. A flat dilatometer according to claim 1, characterized in that The support leg structure (300) includes support leg (310), first connecting plate (320) and base (330), the upper end of the support leg (310) is pinned to the outer wall of the rotary pressure structure (100), the first connecting plate (320) is fixedly connected to the support leg (310) in the inclined state, the base (330) is hinged to the bottom end of the support leg (310), the support structure (400) includes first pull rod (410) and second pull rod (420), the first connecting plate (320) on adjacent support leg (310) is bolted through the first pull rod (410), the first connecting plate (320) on the support leg (310) and the outer wall of the pressure conducting structure (200) are bolted through the second pull rod (420).

3. A plate sinkage meter according to claim 2, characterised in that, The support leg (310) comprises a support rod (311) and two lug seats (312), the two lug seats (312) are fixedly connected to two ends of the support rod (311), the lug seat (312) at the upper end of the support rod (311) is pinned to the outer wall of the rotating pressure applying structure (100), the base (330) is pinned to the lug seat (312) at the lower end of the support rod (311), the first pull rod (410) comprises a first rod body (411) and a first mounting seat (412), the first mounting seat (412) is provided with two, the two first mounting seats (412) are fixedly connected to two ends of the first rod body (411) respectively, the two first mounting seats (412) on the first rod body (411) are fixed on the first connecting plate (320) on the adjacent support rod (311) through bolts respectively, the second pull rod (420) comprises a second rod body (421) and a second mounting seat (422), the second mounting seat (422) is provided with two, the two second mounting seats (422) are fixedly connected to two ends of the second rod body (421) respectively, the second mounting seats (422) at two ends of the second rod body (421) are fixed on the first connecting plate (320) on the support rod (311) and the outer wall of the pressure conducting structure (200) through bolts respectively.

4. A flat plate sinkometer according to claim 2, wherein, The base (330) comprises a bottom plate (331) and a first single lug seat (332), the first single lug seat (332) is fixedly connected to the upper side of the bottom plate (331), the first single lug seat (332) is pinned to the bottom end of the support leg (310), the bottom plate (331) is provided with a fixing hole (333).

5. The flat plate sink-in of claim 1, wherein, The rotating pressure applying structure (100) comprises a bearing cylinder seat (110), a rotating internal thread cylinder (120), a rotating steering wheel (130), a second single lug seat (140) and a connecting cylinder seat (150), the rotating internal thread cylinder (120) is rotationally connected to the inside of the bearing cylinder seat (110), the rotating steering wheel (130) is fixedly sleeved at the top end of the rotating internal thread cylinder (120), the second single lug seat (140) is fixedly connected to the outer wall of the bearing cylinder seat (110), the upper end of the support leg structure (300) is pinned to the second single lug seat (140), the upper end of the connecting cylinder seat (150) is fixedly connected to the bottom end of the bearing cylinder seat (110), the outer part of the pressure conducting structure (200) is fixedly connected to the lower end of the connecting cylinder seat (150), and the inner part of the pressure conducting structure (200) penetrates the rotating internal thread cylinder (120) through threads.

6. A flat plate sink-in of claim 5, characterized in that The bearing cylinder seat (110) comprises a bearing cylinder (111), bearings (112) and an upper gland (113), the bearings (112) are arranged as two, the two bearings (112) are embedded in the inside of the upper and lower ends of the bearing cylinder (111), the upper gland (113) is fixedly connected to the upper end of the bearing cylinder (111), the upper gland (113) presses the outer ring of the bearing (112) at the upper end of the bearing cylinder (111), the connecting cylinder seat (150) is fixedly connected to the lower end of the bearing cylinder (111), the connecting cylinder seat (150) presses the outer ring of the bearing (112) at the lower end of the bearing cylinder (111), and the rotating internal thread cylinder (120) is fixedly penetrated into the inner rings of the two bearings (112).

7. A flat plate sink-in of claim 5, characterized in that, The pressure conduction structure (200) comprises a fixed cylinder seat (210), a limiting block (220), a pressing rod (230), a pressing rod sliding end head (240), a threaded rod sliding end head (250), a pressing connecting rod seat (260), a connecting seat (270), a pressure sensor (280) and a threaded column (290), the upper end of the fixed cylinder seat (210) is fixedly connected to the bottom end of the connecting cylinder seat (150), the limiting block (220) is fixedly connected to the inside of the lower end of the fixed cylinder seat (210), the support structure (400) is bolted to the outer wall of the lower end of the fixed cylinder seat (210), the pressing rod (230) is slidingly penetrated into the limiting block (220), the pressing rod sliding end head (240) and the threaded rod sliding end head (250) are both slidingly connected to the inside of the fixed cylinder seat (210), the pressing rod sliding end head (240) and the threaded rod sliding end head (250) are connected through the pressing connecting rod seat (260), the pressing connecting rod seat (260) slides along the outer wall of the fixed cylinder seat (210), the upper end of the connecting seat (270) is inserted into the inside of the threaded rod sliding end head (250), the pressure sensor (280) is connected between the lower end of the connecting seat (270) and the pressing rod sliding end head (240), the pressing rod (230) is inserted into the inside of the lower end of the pressing rod sliding end head (240), the bottom end of the pressing rod (230) is connected with a pressing plate, the threaded column (290) is threadedly penetrated into the rotating internal thread cylinder (120), and the lower end of the threaded column (290) can be inserted into the inside of the upper end of the threaded rod sliding end head (250).

8. A flat plate sink-in of claim 7, characterized in that The fixed cylinder seat (210) comprises a fixed cylinder (211), a second connecting plate (213), a flange seat (214) and a pressing part (215), the outer wall of the fixed cylinder (211) is provided with a sliding groove (212), the pressing connecting rod seat (260) slides along the sliding groove (212), the second connecting plate (213) is fixedly sleeved on the outer wall of the lower end of the fixed cylinder (211), the support structure (400) is bolted to the second connecting plate (213), the flange seat (214) is fixedly sleeved on the outer wall of the upper end of the fixed cylinder (211), the flange seat (214) is fixedly connected to the bottom end of the connecting cylinder seat (150), the pressing part (215) is screwed through the fixed cylinder (211), the pressing part (215) is pressed against the limiting block (220), and the limiting block (220) is fixed by the pressing of the pressing part (215).

9. A flat plate sink-in of claim 8, characterized in that, The pressing connecting rod seat (260) comprises a connecting plate (261), a first limiting pin (262), a second limiting pin (264) and a fastening part (265), the lower end of the connecting plate (261) is provided with a mounting groove (263), the first limiting pin (262) passes through the upper end of the connecting plate (261) and the sliding groove (212) in sequence, the end of the first limiting pin (262) is connected to the threaded rod sliding end head (250) through threads, the second limiting pin (264) passes through the mounting groove (263) and the sliding groove (212) in sequence, the second limiting pin (264) can slide up and down in the mounting groove (263), the end of the second limiting pin (264) is connected to the pressing rod sliding end head (240) through threads, and the fastening part (265) is screwed through the rear of the connecting plate (261) and is pressed against the pressing rod sliding end head (240).

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