CN112577777A

CN112577777A - Bridge construction is with silt sampling device who has degree of depth adjustment mechanism

Info

Publication number: CN112577777A
Application number: CN202011414065.2A
Authority: CN
Inventors: 陈雪美
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-03-30

Abstract

The invention relates to the technical field of sediment sampling devices, in particular to a sediment sampling device with a depth adjusting mechanism for bridge construction. According to the invention, through the arrangement of the rotating disc, the rotating shaft, the lead screw main body, the second transmission gear, the second scale mark, the first transmission gear, the screw main body, the connecting rod and the fixing plate, the rotating disc is rotated by workers, so that the screw main body can move up and down on the outer side of the lead screw main body, the descending depth of the sampling box can be adjusted, meanwhile, the second scale mark on the connecting rod can facilitate the workers to observe the descending depth of the sampling box, the workers can sample silt with specified depth, the working efficiency of the workers is improved, the practicability of the device is increased, and the operation of the workers is facilitated.

Description

Bridge construction is with silt sampling device who has degree of depth adjustment mechanism

Technical Field

The invention relates to the technical field of sediment sampling devices, in particular to a sediment sampling device with a depth adjusting mechanism for bridge construction.

Background

Along with the development of science and technology and the progress of times, the living standard of people is continuously improved, the use of a sediment sampling device is more and more frequent, the sediment sampling device is an instrument which is used for taking suspended load water samples, bed load samples and bed sediment samples in rivers so as to measure the sand content, the sand transportation rate and the sediment particle distribution, and in the bridge construction, the sediment sampling device is often used for sampling the sediment in the rivers.

But present silt sampling device does not mostly possess degree of depth adjustment mechanism, and most silt sampling device's height is fixed height, and the staff of being not convenient for carries out the sample operation according to the silt of the different degree of depth to reduced the practicality of device, also influenced staff's work efficiency, consequently, need design a bridge construction and solve above-mentioned problem with the silt sampling device who has degree of depth adjustment mechanism.

Disclosure of Invention

The invention aims to provide a silt sampling device with a depth adjusting mechanism for bridge construction, and aims to solve the problems that most of the existing silt sampling devices provided in the background art do not have the depth adjusting mechanism, the height of most of the silt sampling devices is fixed, and sampling operation is inconvenient for workers according to silt of different depths, so that the practicability of the device is reduced, and the working efficiency of the workers is also influenced.

In order to achieve the purpose, the invention provides the following technical scheme: a silt sampling device with a depth adjusting mechanism for bridge construction comprises a device main body, wherein the device main body comprises a supporting pad, an L-shaped connecting column is fixedly mounted at the top end of the supporting pad, a fixed column is fixedly mounted at the bottom end of the supporting pad, the fixed column is conical in shape, auxiliary blocks are fixedly mounted on two sides of the fixed column, a fixed box is fixedly mounted on one side of the L-shaped connecting column, a first cavity is formed in the fixed box, a gear box is fixedly mounted at the top end of the fixed box, a lead screw main body is movably mounted in the first cavity through a bearing, the top end of the lead screw main body penetrates through the fixed box and extends into the gear box, the top end of the lead screw main body is movably connected with the inner wall of the gear box through the bearing, a screw main body is mounted on the outer side of the lead screw main body in a threaded manner, the bottom fixed mounting of connecting rod has the fixed plate, the outside fixed mounting of lead screw main part has first drive gear, and first drive gear installs in the inside of gear box, the meshing of one side of first drive gear installs second drive gear, the inside fixed mounting of second drive gear has the axis of rotation, and the top of axis of rotation runs through the gear box and extends to the outside, the bottom of axis of rotation passes through the inner wall swing joint of bearing and gear box, the top fixed mounting of axis of rotation has the rolling disc, the bottom of fixed plate is placed and is installed the sample box, the bottom fixed mounting of fixed plate has the second slider, and one side of second slider is the slope form, the top of sample box has seted up the second spout, the second slider slidable mounting is to the inside of second spout, the bottom of sample box has seted up logical groove, the utility model discloses a sampling box, including sampling box, electric telescopic handle, connecting rod, sampling box, observation window, connecting rod, sampling box's inside fixed mounting has electric telescopic handle, just one side of electric telescopic handle inserts the inside of installing to leading to the groove, the positive fixed mounting of sampling box has the observation window, the front of observation window evenly is provided with first scale mark, the front of connecting rod all evenly is provided with the second scale mark.

Preferably, the both sides on supporting pad top all are provided with complementary unit, complementary unit includes the third spout, the third spout has all been seted up to the both sides on supporting pad top, and every side the quantity of third spout is two, the inside slidable mounting that all has the third slider, every side the top of third slider is fixed mounting all that places the case, the inside of placing the case is all evenly placed and is installed the balancing weight.

Preferably, the both sides of fixed bottom of the case portion all are provided with clean mechanism, clean mechanism includes the spacing hole of second, the spacing hole of second has all been seted up to the both sides of fixed bottom of the case portion, and every side the quantity in the spacing hole of second is two, the inside in the spacing hole of second all inserts and installs the spacing post of second, every side the bottom of the spacing post of second all fixed mounting have the lantern ring, just one side of the lantern ring is through pivot swing joint, the inboard all fixed mounting of the lantern ring has clean brush, the second mounting groove has all been seted up to the both sides of lantern ring one end, adsorption magnet has all been installed in the embedding of the inside of second mounting groove.

Preferably, first sliders are fixedly mounted on two sides of the nut main body, first sliding grooves are formed in two sides of the first cavity, and the first sliders are slidably mounted inside the first sliding grooves.

Preferably, the diameter of the second transmission gear is larger than that of the first transmission gear.

Preferably, the bottom of second slider is provided with locking mechanical system, locking mechanical system includes the second cavity, the second cavity has been seted up to the bottom of second slider, the inside fixed mounting of second cavity has fixed spring, fixed spring's bottom fixed mounting has first spacing post, first spacing hole has been seted up to one side of second spout, the bottom of first spacing post is inserted and is installed to the inside in first spacing hole, just the bottom of first spacing post and first spacing hole all are the arc.

Preferably, a first mounting groove is formed in the bottom end of the first limiting column, and a ball is embedded in the first mounting groove.

Preferably, the rollers are embedded in two sides of the third sliding block, and the number of the rollers is eight.

Compared with the prior art, the invention has the beneficial effects that:

1. through being provided with the rolling disc, the axis of rotation, the lead screw main part, the second drive gear, the second scale mark, first drive gear, the screw main part, connecting rod and fixed plate, utilize the staff to rotate the rolling disc, thereby can make the screw main part reciprocate in the outside of lead screw main part, thereby can adjust the degree of depth that the sampling box descends, the staff can be observed the degree of depth that the sampling box specifically descends to the second scale mark on the connecting rod simultaneously, thereby make the staff can carry out the sampling operation to the silt of appointed degree of depth, staff's work efficiency has been promoted, the practicality of device has also been increased, staff's operation has been made things convenient for.

2. Through being provided with the spacing hole of second, the spacing post of second, the lantern ring, the cleaning brush, second mounting groove and absorption magnet, utilize the lantern ring to install the outside at the connecting rod, thereby when the connecting rod reciprocates, the cleaning brush can clean the clearance to the silt in the connecting rod outside, it leads to the inside silt of fixed box to pile up more silt to pile up on the connecting rod to prevent that the inside silt of fixed box from leading to the screw main part too much and removing inconveniently, the clean degree of device has been increased, the work efficiency of device has also been promoted, utilize the spacing post of second to insert the inside to the spacing hole of second simultaneously, the staff of can being convenient for to dismantle and install the lantern ring, the practicality of structure has been increased.

3. Through being provided with the second cavity, fixed spring, first spacing post and first spacing hole, when the staff need install the sample box, with second slider slidable mounting to the inside of second spout, utilize first spacing post to insert the inside of installing to first spacing hole to can be with the firm inside of fixing the second slider at the second spout, increased the fastness of structure, also made things convenient for the staff to the installation and the dismantlement of sample box simultaneously, increased the practicality of structure.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

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

FIG. 3 is a schematic sectional view of a sampling box according to the present invention;

FIG. 4 is a schematic top sectional view of the first and second gears of the present invention;

FIG. 5 is a schematic sectional front view of a partial structure of the auxiliary mechanism of the present invention;

FIG. 6 is a schematic sectional front view of the cleaning mechanism of the present invention;

FIG. 7 is a schematic top sectional view of the cleaning mechanism of the present invention;

FIG. 8 is an enlarged view of a portion of the structure at A in FIG. 1 according to the present invention;

FIG. 9 is an enlarged view of a portion of the structure shown at B in FIG. 3 according to the present invention;

fig. 10 is an enlarged view of a portion of the structure at C in fig. 5 according to the present invention.

In the figure: 1. a device main body; 110. a support pad; 111. an L-shaped connecting column; 112. fixing a column; 113. an auxiliary block; 114. a fixed box; 115. a first cavity; 116. a gear case; 117. a lead screw body; 118. a nut body; 119. a connecting rod; 120. a first slider; 121. a first chute; 122. a first drive gear; 123. a second transmission gear; 124. a rotating shaft; 125. rotating the disc; 126. a sampling box; 127. a second slider; 128. a second chute; 129. a through groove; 130. an electric telescopic rod; 131. an observation window; 132. a first scale mark; 133. a second scale mark; 134. a fixing plate; 2. a locking mechanism; 210. a second cavity; 211. fixing the spring; 212. a first limit post; 213. a first limit hole; 214. a first mounting groove; 215. a ball bearing; 3. an auxiliary mechanism; 310. a third chute; 311. a third slider; 312. placing a box; 313. a balancing weight; 314. a roller; 4. a cleaning mechanism; 410. a second limiting hole; 411. a second limit post; 412. a collar; 413. a cleaning brush; 414. a second mounting groove; 415. and adsorbing the magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-10, an embodiment of the present invention is shown:

a silt sampling device with a depth adjusting mechanism for bridge construction comprises a device main body 1, the device main body 1 comprises a supporting pad 110, an L-shaped connecting column 111 is fixedly installed at the top end of the supporting pad 110, a fixing column 112 is fixedly installed at the bottom end of the supporting pad 110, the fixing column 112 is conical in shape, auxiliary blocks 113 are fixedly installed on two sides of the fixing column 112, a fixing box 114 is fixedly installed on one side of the L-shaped connecting column 111, a first cavity 115 is formed in the fixing box 114, a gear box 116 is fixedly installed at the top end of the fixing box 114, a screw rod main body 117 is movably installed in the first cavity 115 through a bearing, the top end of the screw rod main body 117 penetrates through the fixing box 114 and extends to the interior of the gear box 116, the top end of the screw rod main body 117 is movably connected with the inner wall of the gear box 116 through the bearing, a screw rod main body 118 is installed on the outer, a fixing plate 134 is fixedly installed at the bottom end of the connecting rod 119, a first transmission gear 122 is fixedly installed at the outer side of the screw rod main body 117, the first transmission gear 122 is installed inside the gear box 116, a second transmission gear 123 is installed at one side of the first transmission gear 122 in a meshed manner, a rotating shaft 124 is fixedly installed inside the second transmission gear 123, the top end of the rotating shaft 124 penetrates through the gear box 116 and extends to the outer side, the bottom end of the rotating shaft 124 is movably connected with the inner wall of the gear box 116 through a bearing, a rotating disc 125 is fixedly installed at the top end of the rotating shaft 124, a sampling box 126 is installed at the bottom end of the fixing plate 134, a second sliding block 127 is fixedly installed at the bottom end of the fixing plate 134, one side of the second sliding block 127 is inclined, a second sliding groove 128 is formed at the top end of the sampling box 126, the second sliding, an electric telescopic rod 130 is fixedly installed inside the sampling box 126, one side of the electric telescopic rod 130 is inserted into and installed inside the through groove 129, an observation window 131 is fixedly installed on the front surface of the sampling box 126, first scale marks 132 are uniformly arranged on the front surface of the observation window 131, second scale marks 133 are uniformly arranged on the front surfaces of the connecting rods 119, after a worker determines a sampling position, the rotating disc 125 can be rotated, so that the rotating disc 125 drives the rotating shaft 124 to rotate, namely the second transmission gear 123 rotates, because the second transmission gear 123 is meshed and connected with the first transmission gear 122, the first transmission gear 122 can be rotated, and meanwhile, the first transmission gear 122 drives the screw rod main body 117 to rotate, so that the screw rod main body 118 can slide downwards on the outer side of the screw rod main body 117 to drive the connecting rods 119 to move downwards, so that the sampling box 126 moves downwards to go deep into silt, meanwhile, the second scale mark 133 on the connecting rod 119 can facilitate the worker to observe the depth of the concrete descending of the sampling box 126, thereby enabling the worker to perform sampling operation on the silt with the specified depth, the working efficiency of the worker is improved, when the depth required by the worker is to be reached, the switch can be started, the electric telescopic rod 130 is enabled to contract inwards, the silt can enter the inside of the through groove 129, the silt can move continuously along with the sampling box 126, the silt can be collected inside the sampling box 126, the switch can be started again later, the electric telescopic rod 130 is enabled to extend, the through groove 129 is blocked, the sampling operation can be completed, the whole operation is simple and convenient, the worker can adjust the descending depth of the sampling box 126 conveniently, the practicability of the device is increased, and the operation of the worker is also facilitated.

Further, both sides of the top end of the supporting pad 110 are provided with the auxiliary mechanisms 3, each auxiliary mechanism 3 includes a third sliding groove 310, both sides of the top end of the supporting pad 110 are provided with the third sliding grooves 310, and the number of the third sliding grooves 310 on each side is two, the third sliding grooves 310 are internally provided with the third sliding blocks 311 in a sliding manner, the top ends of the third sliding blocks 311 on each side are fixedly provided with the placing boxes 312, the inner parts of the placing boxes 312 are uniformly provided with the balancing weights 313, when the device main body 1 is used by a worker, the third sliding blocks 311 can be slidably mounted in the third sliding grooves 310, so that the placing boxes 312 can be slidably mounted on both sides of the supporting pad 110, and then the worker can place the balancing weights 313 in the inner parts of the placing boxes 312, so that the weight of the placing boxes 312 can be increased, the stability of the supporting pad 110 when being placed is increased, and the phenomenon that the, the stability of the device is increased.

Further, both sides of the bottom end of the fixed box 114 are provided with cleaning mechanisms 4, each cleaning mechanism 4 includes a second limiting hole 410, both sides of the bottom end of the fixed box 114 are provided with the second limiting holes 410, the number of the second limiting holes 410 on each side is two, the second limiting posts 411 are inserted into the second limiting holes 410, the bottom end of the second limiting post 411 on each side is fixedly provided with a lantern ring 412, one side of the lantern ring 412 is movably connected with the rotating shaft, the inner side of the lantern ring 412 is fixedly provided with a cleaning brush 413, both sides of one end of the lantern ring 412 are provided with second mounting grooves 414, the inner parts of the second mounting grooves 414 are embedded with an adsorption magnet 415, and the lantern ring 412 is mounted on the outer side of the connecting rod 119, so that when the connecting rod 119 moves up and down, the cleaning brush 413 can clean the silt on the outer side of the connecting rod 119, thereby preventing the silt accumulated on the connecting rod 119 from causing the accumulation, thereby it leads to screw main part 118 to remove inconveniently to have prevented that the inside silt of fixed case 114 from too much, the clean degree of device has been increased, the work efficiency of device has also been promoted, simultaneously because the material of the spacing post 411 of second is elastic rubber, thereby utilize the spacing post 411 of second to insert the inside to the spacing hole 410 of second, the staff of can being convenient for dismantles lantern ring 412 and installs, the practicality of structure has been increased, utilize the adsorption affinity that adsorbs magnet 415 to produce simultaneously, thereby can make lantern ring 412 cup joint behind connecting rod 119 outside, can be firm absorption together, the fastness of structure has been increased.

Further, both sides of the nut main body 118 are fixedly provided with first sliding blocks 120, both sides of the first cavity 115 are provided with first sliding grooves 121, the first sliding blocks 120 are slidably mounted inside the first sliding grooves 121, and when the nut main body 118 slides outside the screw main body 117, the first sliding blocks 120 can slide inside the first sliding grooves 121, so that stability can be provided for movement of the nut main body 118, and structural stability is improved.

Further, the diameter of the second transmission gear 123 is greater than the diameter of the first transmission gear 122, and the diameter of the second transmission gear 123 is greater than the diameter of the first transmission gear 122, so that when the second transmission gear 123 rotates, the number of rotating turns of the first transmission gear 122 is greater than the number of rotating turns of the second transmission gear 123, the physical strength of workers can be saved, and the use experience of the workers is improved.

Further, the bottom of the second slider 127 is provided with the locking mechanism 2, the locking mechanism 2 includes the second cavity 210, the second cavity 210 has been seted up to the bottom of the second slider 127, the inside fixed mounting of the second cavity 210 has the fixed spring 211, the bottom fixed mounting of the fixed spring 211 has the first spacing post 212, first spacing hole 213 has been seted up to one side of the second spout 128, the bottom of the first spacing post 212 inserts the inside of installing to first spacing hole 213, and the bottom of the first spacing post 212 and first spacing hole 213 are all the arc, utilize the inside of inserting of installing to first spacing hole 213 of first spacing post 212, thereby can be with the firm inside of fixing the second slider 127 in the second spout 128, the fastness of structure has been increased, the staff's installation and dismantlement to the sample box 126 have also been made things convenient for simultaneously, the practicality of structure has been increased.

Further, first mounting groove 214 has been seted up to the bottom of first spacing post 212, and ball 215 is installed to the inside embedded mounting of first mounting groove 214, and when first spacing post 212 received the extrusion, can make ball 215 roll in the inside of first mounting groove 214 to can reduce the frictional force that first spacing post 212 received, prolonged the life of first spacing post 212.

Further, rollers 314 are embedded in both sides of the third slider 311, and the number of the rollers 314 is eight, so that when the third slider 311 slides in the third sliding groove 310, the rollers 314 can roll closely to the inside of the third sliding groove 310, thereby reducing the friction force applied to the third slider 311.

The working principle is as follows: when the staff need use device main part 1, remove device main part 1 to the position that needs to carry out the sampling earlier, later with device main part 1 external power supply, can begin to use device main part 1, the staff can be with third slider 311 slidable mounting to the inside of third spout 310 afterwards, the gyro wheel 314 of third slider 311 both sides rolls simultaneously, thereby can be with placing case 312 slidable mounting to the both sides of supporting pad 110, the staff can place into the inside of placing case 312 with balancing weight 313 afterwards, thereby can increase the weight of placing case 312.

After the staff confirms the sampling position afterwards, the rotating disc 125 rotates, thereby can make the rotating disc 125 drive the rotating shaft 124 and rotate, thereby can make the rotating shaft 124 drive the second drive gear 123 and rotate, because the second drive gear 123 is connected with the meshing of first drive gear 122, thereby can make the second drive gear 123 drive the first drive gear 122 and rotate, simultaneously first drive gear 122 rotates and drives lead screw main part 117 and rotate, thereby can make the screw main part 118 slide in the outside of lead screw main part 117, thereby make the screw main part 118 move down, simultaneously first slider 120 slides down in the inside of first spout 121, drive connecting rod 119 and move down, thereby make fixed plate 134 move down, make sampling box 126 can go deep into in the silt.

Simultaneously when connecting rod 119 moves down, the staff can observe the degree of depth that sample box 126 descends according to second scale mark 133 on connecting rod 119, when the degree of depth that will reach the staff needs, staff starting switch, thereby make electric telescopic handle 130 shrink inwards, make silt can get into the inside of logical groove 129, along with the continuation removal of sample box 126, thereby can make the inside silt of gathering of sample box 126, staff starting switch later, make electric telescopic handle 130 extension, block logical groove 129, staff's antiport rotor disc 125, thereby can make first transmission gear 122 antiport, drive lead screw main part 117 antiport, make screw main part 118 upwards slide in the outside of lead screw main part 117, thereby can be with sample box 126 rebound, take out in the silt, thereby accomplish the sampling operation.

The staff can utilize the second slider 127 to slide in the inside of second spout 128 afterwards to remove sample box 126 to one side, make the inside of second slider 127 at second spout 128 slide to the outside, extrude first spacing post 212, make first spacing post 212 shrink inwards, extrude fixing spring 211, thereby can make first spacing post 212 break away from the inside of first spacing hole 213, can take out second slider 127 from the inside of second spout 128, thereby can accomplish the dismantlement of sample box 126, the staff can be through opening the sealing plug on one side afterwards, thereby can handle the inside silt of sample box 126.

When the connecting rod 119 moves up and down, the cleaning brush 413 outside the connecting rod 119 can clean and scrape the silt on the surface of the connecting rod 119, when a worker needs to disassemble the collar 412, by pulling the collar 412 downward, so that the second stopper column 411 can be pulled out from the inside of the second stopper hole 410, and then the worker rotates the collar 412 to both sides, so that the two attracting magnets 415 can be detached from the attraction, and then the collar 412 can be removed from the outside of the connecting rod 119, when the worker needs to mount the lantern ring 412, the lantern ring 412 is turned over and opened, then the lantern ring 412 is sleeved on the outer side of the connecting rod 119, then the lantern ring 412 is closed, and by means of the adsorption force generated by the adsorption magnet 415, therefore, the two ends of the collar 412 can be firmly adsorbed together, and then the second limiting column 411 is inserted into the second limiting hole 410, so that the collar 412 can be installed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a bridge construction is with silt sampling device who has degree of depth adjustment mechanism, includes device main part (1), its characterized in that: the device main body (1) comprises a supporting pad (110), an L-shaped connecting column (111) is fixedly mounted at the top end of the supporting pad (110), a fixing column (112) is fixedly mounted at the bottom end of the supporting pad (110), the fixing column (112) is conical in shape, auxiliary blocks (113) are fixedly mounted on two sides of the fixing column (112), a fixing box (114) is fixedly mounted on one side of the L-shaped connecting column (111), a first cavity (115) is formed in the fixing box (114), a gear box (116) is fixedly mounted at the top end of the fixing box (114), a lead screw main body (117) is movably mounted in the first cavity (115) through a bearing, the top end of the lead screw main body (117) penetrates through the fixing box (114) and extends to the interior of the gear box (116), and the top end of the lead screw main body (117) is movably connected with the inner wall of the gear box (116, the outer side of lead screw main part (117) is threaded and is installed screw main part (118), both sides of screw main part (118) bottom are fixed with connecting rod (119), the bottom fixed mounting of connecting rod (119) has fixed plate (134), the outside fixed mounting of lead screw main part (117) has first transmission gear (122), just inside at gear box (116) is installed in first transmission gear (122), second transmission gear (123) is installed in the meshing of one side of first transmission gear (122), the inside fixed mounting of second transmission gear (123) has axis of rotation (124), just gear box (116) is run through on the top of axis of rotation (124) and is extended to the outside, the bottom of axis of rotation (124) passes through the inner wall swing joint of bearing and gear box (116), the top fixed mounting of axis of rotation (124) has rolling disc (125), the bottom end of the fixed plate (134) is provided with a sampling box (126), the bottom end of the fixed plate (134) is fixedly provided with a second sliding block (127), one side of the second sliding block (127) is inclined, a second sliding groove (128) is arranged at the top end of the sampling box (126), the second sliding block (127) is slidably mounted inside the second sliding groove (128), a through groove (129) is formed at the bottom end of the sampling box (126), an electric telescopic rod (130) is fixedly arranged in the sampling box (126), one side of the electric telescopic rod (130) is inserted into the through groove (129), an observation window (131) is fixedly arranged on the front surface of the sampling box (126), first scale marks (132) are uniformly arranged on the front surface of the observation window (131), the front surface of the connecting rod (119) is uniformly provided with second scale marks (133).

2. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 1, characterized in that: the both sides on supporting pad (110) top all are provided with complementary unit (3), complementary unit (3) include third spout (310), third spout (310) have all been seted up to the both sides on supporting pad (110) top, and every side the quantity of third spout (310) is two, the inside of third spout (310) all slidable mounting has third slider (311), every side the top of third slider (311) all fixed mounting place case (312), the inside of placing case (312) all evenly is placed and is installed balancing weight (313).

3. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 1, characterized in that: both sides of fixed box (114) bottom all are provided with clean mechanism (4), clean mechanism (4) include spacing hole of second (410), spacing hole of second (410) has all been seted up to the both sides of fixed box (114) bottom, and every side the quantity of spacing hole of second (410) is two, the inside of spacing hole of second (410) all inserts and installs spacing post of second (411), every side the bottom of spacing post of second (411) all fixed mounting have lantern ring (412), just one side of lantern ring (412) is through pivot swing joint, the inboard of lantern ring (412) all fixed mounting have cleaning brush (413), second mounting groove (414) have all been seted up to the both sides of lantern ring (412) one end, adsorption magnet (415) have all been installed in the inside embedding of second mounting groove (414).

4. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 1, characterized in that: both sides of screw main part (118) all fixed mounting have first slider (120), first spout (121) have all been seted up to the both sides of first cavity (115), first slider (120) all slidable mounting is to the inside of first spout (121).

5. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 1, characterized in that: the diameter of the second transmission gear (123) is larger than that of the first transmission gear (122).

6. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 1, characterized in that: the bottom of second slider (127) is provided with locking mechanical system (2), locking mechanical system (2) include second cavity (210), second cavity (210) have been seted up to the bottom of second slider (127), the inside fixed mounting of second cavity (210) has fixed spring (211), the bottom fixed mounting of fixed spring (211) has first spacing post (212), first spacing hole (213) have been seted up to one side of second spout (128), the inside of installing to first spacing hole (213) is inserted to the bottom of first spacing post (212), just the bottom of first spacing post (212) and first spacing hole (213) all are the arc.

7. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 6, characterized in that: first mounting groove (214) have been seted up to the bottom of first spacing post (212), ball (215) are installed in the inside embedding of first mounting groove (214).

8. The sediment sampling device with the depth adjusting mechanism for bridge construction according to claim 2, characterized in that: and rollers (314) are embedded into two sides of the third sliding block (311), and the number of the rollers (314) is eight.