CN109163965B - Chain strength detection device of chain bucket type sand dredger - Google Patents
Chain strength detection device of chain bucket type sand dredger Download PDFInfo
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- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/36—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by pneumatic or hydraulic means
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
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Abstract
The invention discloses a chain strength detection device of a chain bucket type sand dredger, which comprises a bottom plate, two connecting seats and two chain clamping joints, wherein a detection box with an interlayer is fixed on the outer wall of the top of the bottom plate through bolts, limiting plates with the same specification are fixed on the inner wall of the detection box and the outer walls of two sides of the detection box through bolts, strip-shaped grooves with the same specification are formed in the outer wall of one side of each limiting plate and the detection box, connecting rods which are horizontally placed are clamped in the strip-shaped grooves, tooth plates which are vertically placed are welded on the outer wall of one side of each connecting rod, and fixing blocks are welded on the outer wall of the bottom of each connecting rod and the inner wall. The invention simulates the working environment of the dredger, restores the actual working environment of the dredger chain, considers the actual influence of the environment on the tensile strength, improves the creativity of the device, ensures that the L-shaped locking plate and the thread groove can limit the chain, creates a stable structural state and overcomes the defects in the existing device.
Description
Technical Field
The invention relates to the technical field of strength detection, in particular to a chain strength detection device of a bucket-type sand dredger.
Background
Along with the continuous change of the river channel and the continuous loss of water and soil, the sand and stone in the river are accumulated too much, so that the river channel becomes a suspended river at present, the reservoir capacity of the reservoir becomes extremely small, and some have no peak regulation and water storage functions, and the silt flushed from the river channel reservoir must be discharged outside a river bank and a reservoir bank by adopting a manual means to recover the water passing capacity of the river channel and the water storage capacity of the reservoir. Therefore, the sand dredger is often seen to move into a river channel for dredging, the tensile strength of the chain of the sand dredger is a key point of the work of the sand dredger in the working process of the sand dredger, and the chain strength of the sand dredger is detected before dredging.
Through retrieval, the patent with the Chinese patent authorization number of CN108195678A discloses a metal wire tensile strength detection device, which comprises a strut assembly (2) and a control box (1), wherein the strut assembly comprises a guide post and a ball screw, and a driving device and a speed regulating system are arranged in the control box; the upper cross beam (3) and the lower cross beam (4) are respectively connected between the two support assemblies (2) and are arranged one above the other, and the upper surface of the lower cross beam (4) is provided with a lower clamping mechanism (6). The above patents suffer from the following disadvantages: the working environment of the detection piece is not simulated, the influence of the working environment on the tensile strength is not considered, the detection result is inaccurate, and the fault occurs during use. However, the above patent does not solve such problems, and therefore, a chain strength detecting device for a bucket dredger is required.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a chain strength detection device of a bucket-type sand dredger.
In order to achieve the purpose, the invention adopts the following technical scheme:
a chain strength detection device of a chain bucket type sand dredger comprises a bottom plate, two connecting seats and two chain clamping heads, wherein a detection box with an interlayer is fixed on the outer wall of the top of the bottom plate through bolts, limiting plates with the same specification are fixed on the inner wall and the outer walls of two sides of the detection box through bolts, strip-shaped grooves with the same specification are formed in the outer wall of one side of each limiting plate and the detection box, a horizontally-arranged connecting rod is clamped in each strip-shaped groove, a vertically-arranged tooth plate is welded on the outer wall of one side of each connecting rod, fixed blocks are welded on the outer wall of the bottom of each connecting rod and the inner wall of the top of the detection box, two clamping parts are welded on the outer wall of one side of each connecting seat, first mounting grooves are formed in the outer wall of one side of each clamping part, second hinges are fixed at two ends of the outer wall of the top of, two the locking plate is L type structure, and has all opened T-slot, two in two chain joint heads the thread groove has all been opened to locking plate and T-slot inslot, and thread groove female connection has first bolt, detection case bottom inner wall has the rotation motor through the bolt fastening, and rotates the welding of motor output shaft top and have the transfer line of vertical placing, first bar and the second bar that the level was placed are welded respectively to transfer line one side outer wall, the tooth that the specification is different is opened respectively to first bar and second bar one side outer wall, it stirs the water piece all to weld elasticity to rotate motor one side outer wall and transfer line one side outer wall.
As a still further scheme of the invention: the outer wall of the side of the detection box body is connected with a water injection pipe in an inserting mode, a valve is arranged in the water injection pipe, the outer wall of the top of the detection box body is provided with a first hinge through a bolt, the first hinge is hinged to a sealing box cover, and the outer wall of the top of the sealing box cover is provided with a handle through a bolt.
As a still further scheme of the invention: the diaphragm that the level was placed is welded in the detection case intermediate layer, and diaphragm top outer wall has the motor through the bolt fastening, and motor output shaft one end welding has the gear, and the specification of gear and the specification looks adaptation of tooth dental lamina, and gear and tooth dental lamina form gear engagement.
As a still further scheme of the invention: two chain joint top outer wall all welds there is the latch fitting piece, and latch fitting piece one end all welds there is the hasp.
As a still further scheme of the invention: the structure of hasp is the pagoda type, and opens in the hasp and have the second mounting groove, and the hasp is opened has the catching groove that the specification is the same, has same connecting pin axle through the bolt fastening in first mounting groove and the second mounting groove, and joint spare dop and catching groove looks joint.
As a still further scheme of the invention: the inner wall of the bottom of the interlayer of the detection box is fixedly provided with a pressure pump through a bolt, and a pressure pipe of the pressure pump is inserted into the inner wall of the detection box.
As a still further scheme of the invention: two the installation ear has all been welded to connecting seat one side outer wall, and two connecting seats pass through bolt and fixed block swing joint.
As a still further scheme of the invention: and a display screen control switch is fixed on the outer wall of one side of the detection box through a bolt and is connected with the motor and the pressure pump through a wire.
The invention has the beneficial effects that:
1. according to the invention, the working environment of the dredger is simulated, seawater is injected into the detection box, and the water pressure is adjusted to be basically the same as the water pressure borne by the dredger, so that the actual working environment of the chain of the dredger is restored, the actual influence of the environment on the tensile strength is considered, the problem that the actual environmental factors are not considered in the conventional device is solved, and the creativity of the device is improved.
2. Through setting up rotation motor and elasticity water drum piece, rotate the motor during operation, produce vibrations, elasticity water drum piece vibrations are more violent under the condition of rotation motor work vibrations to roll up the sea water, make the rivers in the detection case take place to rotate, the influence of ocean current motion to chain intensity has been simulated, this setting has utilized the side effect that the motor during operation produced to stir the sea water, and the setting through elasticity water drum piece has enlarged this effect, the creativity of device has been improved.
3. Irregular teeth on the first strip-shaped block and the second strip-shaped block are arranged, the rotating motor rotates, the first strip-shaped block and the second strip-shaped block impact the chain, irregular teeth simulate the result of impact between irregular stones in the sea and the chain, and the tensile strength of the chain is judged according to the damage condition of the chain.
4. Through the shape of the locking plate, the chain is clamped in the T-shaped groove in the detection of the existing device and then the tensile strength detection is carried out, the situation that the chain slides in the T-shaped groove in the stretching process to cause the chain to incline or even the situation that the chain falls off in the stretching process is not considered, but in the invention, the L-shaped locking plate and the thread groove enable the device to play a limiting role on the chain, so that the chain cannot fall off or incline, a stable structural state is established, the problems existing in the existing device are solved, and the practicability and the creativity of the device are improved.
5. The lock catch with the pagoda-shaped structure is arranged in the device, a plurality of groups of chain fixing parts are arranged in the pagoda-shaped structure, when one fixing part is damaged, a user can replace the chain fixing part, the practicability of the device is improved, the device cannot break away from the chain fixing part, and the situation that the detection result is inaccurate is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a chain strength detecting device of a bucket dredger according to the present invention;
FIG. 2 is an enlarged schematic structural view of a chain strength detecting device of a bucket dredger according to the present invention at position A;
FIG. 3 is a schematic view of a partial cross-sectional structure of a detection box of the chain strength detection device of the bucket dredger according to the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of a chain clamp joint of the chain strength detecting device of the bucket dredger according to the present invention;
FIG. 5 is an enlarged schematic structural view of a chain strength detecting device of a bucket dredger according to the present invention at position B;
FIG. 6 is a schematic diagram of a partially enlarged structure of a chain strength detecting device of a bucket dredger according to the present invention;
fig. 7 is a schematic side sectional view of a part of a detection box of the chain strength detection device of the bucket dredger according to the present invention.
In the figure: 1, 102 water injection pipes, 103 detection boxes, 104 control switches, 105 limit plates, 106 handles, 107 sealing box covers, 108 connecting rods, 109 first hinges, 110 fixing blocks, 111 connecting seats, 113 clamping pieces, 114 latches, 115 second mounting grooves, 116 connecting pin shafts, 201 pressure pumps, 202 motors, 203 tooth plates, 204 gears, 301 chain clamping joints, 302 locking plates, 303 first bolts, 304T-shaped grooves, 305 second hinges, 306 locking blocks, 307 buckling grooves, 308 thread grooves, 4 rotating motors, 5 transmission rods, 6 first strip blocks, 7 second strip blocks and 8 elastic water rolling sheets.
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.
Referring to fig. 1-7, a chain strength detecting device of a chain bucket dredger comprises a bottom plate 1, two connecting seats 111 and two chain joints 301, wherein the outer wall of the top of the bottom plate 1 is fixed with a detecting box 103 with an interlayer through bolts, the inner wall of the detecting box 103 and the outer walls of two sides are both fixed with limiting plates 105 with the same specification through bolts, strip-shaped grooves with the same specification are respectively formed in the outer wall of one side of the limiting plate 105 and the detecting box 103, a connecting rod 108 horizontally placed is clamped in the strip-shaped grooves, a tooth plate 203 vertically placed is welded on the outer wall of one side of the connecting rod 108, fixing blocks 110 are respectively welded on the outer wall of the bottom of the connecting rod 108 and the inner wall of the top of the detecting box 103, two clamping parts 113 are respectively welded on the outer wall of one side of the two connecting seats 111, a first mounting groove is respectively formed on the outer wall of one side of the two, and two second hinges 305 are hinged with locking plates 302, the two locking plates 302 are in L-shaped structures, two chain clamping joints 301 are internally provided with T-shaped grooves 304, two locking plates 302 and T-shaped grooves 304 are internally provided with thread grooves 308, the thread grooves 308 are internally connected with first bolts 303, the L-shaped locking plates 302 and the thread grooves 308 enable the device to limit the chains, so that the chains cannot fall off or incline, a stable structural state is established, the problems existing in the existing device are solved, the practicability and the creativity of the device are improved, the inner wall of the bottom of the detection box 103 is fixedly provided with a rotating motor 4 through bolts, the top end of an output shaft of the rotating motor 4 is welded with a vertically placed transmission rod 5, the outer wall of one side of the transmission rod 5 is respectively welded with a horizontally placed first strip-shaped block 6 and a horizontally placed second strip-shaped block 7, the outer wall of one side of the first strip-shaped block 6 and the second strip-shaped block 7 is respectively provided with tooth-, the outer wall of one side of the rotating motor 4 and the outer wall of one side of the transmission rod 5 are both welded with elastic water stirring pieces 8.
In the invention, the outer wall of the side of the detection box 103 is inserted with the water injection pipe 102, and the valve is arranged in the water injection pipe 102, so that the working environment of the dredger is simulated, sea water is injected into the detection box 103, the actual working environment of the chain of the dredger is restored, the actual influence of the environment on the tensile strength is considered, the outer wall of the top of the detection box 103 is fixedly provided with a first hinge 109 through bolts, the first hinge 109 is hinged with a sealing box cover 107, the outer wall of the top of the sealing box cover 107 is fixedly provided with a handle 106 through bolts, a horizontal transverse plate is welded in the interlayer of the detection box 103, and the outer wall of the top of the transverse plate is fixed with a motor 202 through bolts, one end of the output shaft of the motor 202 is welded with a gear 204, the specification of the gear 204 is matched with that of the tooth plate 203, and gear 204 and tooth board 203 form the gear engagement, and two chain joint 301 top outer walls all weld and have a latch fitting 306, and latch fitting 306 one end all welds hasp 114.
The lock catch 114 is of a pagoda shape, a second mounting groove 115 is formed in the lock catch 114, the lock catch 114 is provided with buckling grooves 307 with the same specification, the first mounting groove and the second mounting groove 115 are internally fixed with the same connecting pin shaft 116 through bolts, the clamping part 113 is clamped with the buckling grooves 307, a plurality of groups of chain fixing parts are arranged in the pagoda shape, when one fixing part is damaged, a user can replace the chain fixing part, the practicability of the device is improved, the device cannot be separated, the situation that the detection result is inaccurate is avoided, a pressure pump 201 is fixed on the inner wall of the interlayer bottom of the detection box 103 through bolts, a pressure pipe of the pressure pump 201 is spliced with the inner wall of the detection box 103, the working environment of the dredger is simulated, the water pressure is adjusted, the actual working environment of the chain of the dredger is restored, the actual influence of the environment on the tensile strength is considered, mounting lugs are welded on the outer wall of one side of the two connecting seats 111, and two connecting seats 111 are movably connected with the fixing block 110 through bolts, a display screen control switch 104 is fixed on the outer wall of one side of the detection box 103 through bolts, and the display screen control switch 104 is connected with the motor 202 and the pressure pump 201 through wires.
When the device is used, a user respectively clamps two ends of a chain with a T-shaped groove 304 of a chain clamping joint 301, rotates a locking plate 302, screws a first bolt 303, injects seawater into a main water pipe 202 by the user, so that the seawater overflows the chain, operates a display screen control switch 104 by the user, works a pressure pump 201 to pressurize the device, generates vibration when a rotating motor 4 works, the elastic water rolling sheet 8 vibrates more severely under the condition of working vibration of the rotating motor 4, so that the seawater is rolled, water flow in a detection box 103 rotates, the influence of ocean current motion on the strength of the chain is simulated, meanwhile, a transmission rod 5 rotates, a first strip-shaped block 6 and a second strip-shaped block 7 collide with the chain, irregular teeth simulate the result of collision of irregular stones in the ocean with the chain, and judge the tensile strength of the chain according to the damage condition of the chain, at this moment, the motor 202 works, gear 204 and tooth plate 203 take place the meshing, make the connecting rod 108 upward move taut with the chain, carry out the tensile strength detection of chain, and simultaneously, bar groove restriction connecting rod 108's home range, make the device can not take place the skew in the in-process that rises, the locking plate 302 and the thread groove 308 of L type can play limiting displacement to the chain in the testing process, make the chain can not take place the obscission, also can not take place the slope phenomenon, a steady structural state has been established, be equipped with multiunit chain fixed department in the structure of hasp 114 pagoda type, when a fixed department takes place to damage, the user can change, the practicality of device has been increased, make the device can not take place to break away from, thereby the condition of inaccurate testing result has been avoided taking place.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The chain strength detection device of the chain bucket dredger comprises a bottom plate (1), two connecting seats (111) and two chain clamping joints (301), and is characterized in that the outer wall of the top of the bottom plate (1) is fixedly provided with a detection box (103) with an interlayer through bolts, the inner wall and the outer walls of two sides of the detection box (103) are fixedly provided with limit plates (105) with the same specification through bolts, strip grooves with the same specification are respectively formed in the outer wall of one side of the limit plate (105) and the detection box (103), the strip grooves are clamped with connecting rods (108) which are horizontally placed, the outer wall of one side of each connecting rod (108) is welded with tooth plates (203) which are vertically placed, the outer wall of the bottom of each connecting rod (108) and the inner wall of the top of the detection box (103) are welded with fixed blocks (110), and the outer wall of one side of each connecting seat (111), the outer wall of one side of each of the two clamping pieces (113) is provided with a first mounting groove, two ends of the outer wall of the top of each of the two chain clamping joints (301) are respectively fixed with a second hinge (305) through bolts, the two second hinges (305) are hinged with locking plates (302), the two locking plates (302) are of an L-shaped structure, T-shaped grooves (304) are formed in the two chain clamping joints (301), thread grooves (308) are formed in the two locking plates (302) and the T-shaped grooves (304), first bolts (303) are connected with the thread grooves (308) in an internal thread mode, the inner wall of the bottom of the detection box (103) is fixed with a rotating motor (4) through bolts, the top end of an output shaft of the rotating motor (4) is welded with a vertically placed transmission rod (5), the outer wall of one side of the transmission rod (5) is respectively welded with a first bar-shaped block (6) and a second bar, the utility model discloses a water injection detection device, including detection case (103), first bar (6) and second bar (7) one side outer wall open respectively has the tooth that the specification is different, it has elasticity to stir water piece (8) all to rotate motor (4) one side outer wall and transfer line (5) one side outer wall, detection case (103) side outer wall is pegged graft and is had water injection pipe (102), and is equipped with the valve in water injection pipe (102), detection case (103) intermediate layer bottom inner wall has force (forcing) pump (201) through the bolt fastening, and the force (forcing) pipe of force (forcing) pump (201) pegs graft mutually with detection case (103) inner wall.
2. The chain strength detecting device of the chain bucket dredger according to claim 1, wherein the first hinge (109) is fixed to the outer wall of the top of the detecting box (103) through a bolt, the first hinge (109) is hinged to the sealing box cover (107), and the handle (106) is fixed to the outer wall of the top of the sealing box cover (107) through a bolt.
3. The chain strength detection device of the chain bucket dredger according to claim 1, wherein a horizontal transverse plate is welded in an interlayer of the detection box (103), a motor (202) is fixed on the outer wall of the top of the transverse plate through a bolt, a gear (204) is welded at one end of an output shaft of the motor (202), the specification of the gear (204) is matched with that of the tooth plate (203), and the gear (204) and the tooth plate (203) form gear engagement.
4. The chain strength detecting device of the chain bucket dredger according to claim 1, wherein the locking pieces (306) are welded to the outer walls of the tops of the two chain joints (301), and the lock catches (114) are welded to one ends of the locking pieces (306).
5. The chain strength detection device of the chain bucket dredger according to claim 4, wherein the structure of the lock catch (114) is a pagoda shape, the second installation groove (115) is formed in the lock catch (114), the lock catch (114) is provided with the fastening grooves (307) with the same specification, the same connecting pin shaft (116) is fixed in the first installation groove and the second installation groove (115) through bolts, and a chuck of the clamping member (113) is clamped with the fastening grooves (307).
6. The chain strength detecting device of the chain bucket dredger according to claim 1, wherein mounting lugs are welded to the outer wall of one side of each of the two connecting seats (111), and the two connecting seats (111) are movably connected with the fixing block (110) through bolts.
7. The chain strength detecting device of the chain bucket type sand dredger according to claim 2, wherein a display screen control switch (104) is fixed on the outer wall of one side of the detecting box (103) through a bolt, and the display screen control switch (104) is connected with the motor (202) and the pressure pump (201) through wires.
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| CN201811120572.8A CN109163965B (en) | 2018-09-26 | 2018-09-26 | Chain strength detection device of chain bucket type sand dredger |
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| CN201811120572.8A CN109163965B (en) | 2018-09-26 | 2018-09-26 | Chain strength detection device of chain bucket type sand dredger |
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| CN109163965B true CN109163965B (en) | 2020-12-15 |
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| 预应力混凝土用钢绞线抗拉强度测量不确定度的评定;陈华梅 等;《山西建筑》;20180531;第44卷(第13期);第107-108页 * |
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| CN109163965A (en) | 2019-01-08 |
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