CN111206491A - Matching locking mechanism of bailey piece and distribution beam - Google Patents
Matching locking mechanism of bailey piece and distribution beam Download PDFInfo
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- CN111206491A CN111206491A CN202010055833.3A CN202010055833A CN111206491A CN 111206491 A CN111206491 A CN 111206491A CN 202010055833 A CN202010055833 A CN 202010055833A CN 111206491 A CN111206491 A CN 111206491A
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- bailey
- piece
- boss
- distribution beam
- shaped distribution
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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Abstract
The invention relates to a matching locking mechanism of a Bailey sheet and a distribution beam, which comprises the Bailey sheet, an I-shaped distribution beam and a locking device; the two groups of locking devices form corresponding locking between the Bailey sheet and two sides of the bottom end of the I-shaped distribution beam respectively; the locking device comprises a hook plate mechanism and a space elastic piece; the hook plate mechanism comprises a hook plate body, a column body vertically arranged on the hook plate body and a limiting part arranged on the upper part of the column body; the hook plate body is placed into the bottom of the Bailey sheet along the Bailey sheet gap to hook the bottom of the Bailey sheet, an installation space for installing a space elastic part is formed between the bottom of the limiting part and the top of the Bailey sheet, and the space elastic part placed in the installation space presses one side of the bottom end of the I-shaped distribution beam; the assembly and disassembly can be completed by only one operator, the assembly and disassembly time is shortened, and the assembly efficiency is improved; and the structure is simple, the safety and reliability are realized, the compatibility, the recoverability and the maintainability are good, and the recycling can be realized for a plurality of times.
Description
Technical Field
The invention relates to the field of bridge assembly, in particular to a matching locking mechanism of a Bailey sheet and a distribution beam.
Background
The assembly type structure can continuously complete a plurality of or all working procedures of a project in sequence, reduces the types and the quantity of the engineering machines entering the project, eliminates idle time of working procedure connection, realizes the three-dimensional crossing operation, reduces constructors, greatly improves the working efficiency, reduces the material consumption and reduces the environmental pollution, plays an important role in the building process, and is widely applied to various building construction fields at present. Among them, the assembled bridge has shortcomings particularly in the technical aspect of fast connecting the Bailey pieces and the distribution beam, and if the assembled bridge has the problems of needing two persons to be assembled and disassembled in a matching way or assembling and disassembling from the bottom, the assembling efficiency is affected by the problems of complex connecting structure, low compatibility, inconvenient operation and the like of the Bailey pieces and the distribution beam.
Based on the above problems, the invention provides a matching locking mechanism of a bailey piece and a distribution beam. The matching locking mechanism of the Bailey pieces and the distribution beams is simple and reasonable in structural design, safe, reliable and convenient to assemble and disassemble, and can be assembled and disassembled by only one operator, so that the assembly and disassembly time is greatly shortened, the assembly efficiency is improved, and the cost of workers is reduced; the compatibility is good, the recoverability and the maintainability are good, the recycling and the recycling can be carried out for many times, and the environment is protected; meanwhile, the device does not need to be assembled and disassembled from the bottom, can be assembled and disassembled under severe working conditions, and is favorable for ensuring the safety of operating personnel.
Disclosure of Invention
In view of the above, the invention provides a matching locking mechanism of a bailey piece and a distribution beam, which has the advantages of simple and reasonable structural design, safety, reliability and convenience in assembly and disassembly, can be assembled and disassembled by only one operator, is beneficial to greatly shortening the assembly and disassembly time, improving the assembly efficiency and reducing the cost of workers; the compatibility is good, the recoverability and the maintainability are good, the recycling and the recycling can be carried out for many times, and the environment is protected; meanwhile, the device does not need to be assembled and disassembled from the bottom, can be assembled and disassembled under severe working conditions, and is favorable for ensuring the safety of operating personnel.
The matching locking mechanism of the Bailey sheet and the distribution beam comprises the Bailey sheet, the distribution beam and a locking device for quickly locking the Bailey sheet and the I-shaped distribution beam; the two groups of locking devices form corresponding locking between the Bailey sheet and two sides of the bottom end of the I-shaped distribution beam respectively; the locking device comprises a hook plate mechanism and a space elastic piece; the hook plate mechanism comprises a hook plate body, a cylinder vertically arranged on the hook plate body and a limiting piece arranged on the upper part of the cylinder, wherein the cross section of the limiting piece is larger than that of the cylinder at the corresponding position; the hook plate body is placed into the bottom of the Bailey sheet along the Bailey sheet gap to hook the bottom of the Bailey sheet, an installation space for installing a space elastic part is formed between the bottom of the limiting part and the top of the Bailey sheet, and the space elastic part placed in the installation space presses one side of the bottom end of the I-shaped distribution beam; preferably, the space elastic piece of each group of locking devices forms at least 2 pressing points on the corresponding side of the bottom end of the I-shaped distribution beam after being arranged in the installation space; when in installation, only the hook plate body of the hook plate mechanism of one group of locking devices needs to be arranged at the bottom of the Bailey sheet through the gap of the Bailey sheet, and the gap between the hook plate body and the corresponding Bailey sheet is adjusted to be vertical or approximately vertical, so that the hook plate body hooks the bottom of the Bailey sheet, a space elastic part such as a space pressure spring is arranged between the top end surface of the Bailey piece and the limiting part, and the space pressure spring is adjusted to be pressed against one side of the bottom end of the I-shaped distribution beam arranged at the upper end of the Bailey piece, then the other side of the bottom end of the I-shaped distribution beam is fixed with the Bailey sheet by adopting another group of locking devices, the two sides of the bottom end of the I-shaped distribution beam are firmly fixed with the Bailey sheet, so that the limitation of the Bailey sheet and the I-shaped distribution beam along the up-down direction can be formed, and the Bailey sheet and the I-shaped distribution beam are prevented from rotating; the assembly and disassembly can be completed by only one operator by utilizing the locking mode of the two groups of locking devices for the Bailey sheets and the I-shaped distribution beams, so that the assembly and disassembly time can be greatly shortened, the assembly efficiency can be improved, and the cost of workers can be reduced; the device does not need to be assembled and disassembled from the bottom, can be assembled and disassembled under severe working conditions, and is favorable for ensuring the safety of operators; meanwhile, the structure design is simple and reasonable, safe and reliable, convenient to assemble and disassemble, good in compatibility, good in recoverability and maintainability, capable of being recycled for multiple times and beneficial to environmental protection.
Further, the limiting piece comprises a step boss I and a step boss II which are sequentially arranged on the column body from top to bottom along the length direction, the step boss II is sleeved on the column body, and the step boss II and the step surface of the step boss I are meshed with each other; the lower end of the step boss II forms a limit support for the corresponding position of the top of the space elastic part; the step surfaces of the step boss II and the step boss I are oppositely arranged and mutually meshed, so that the compression limiting stress of the space elastic part on the I-shaped distribution beam and the Bailey sheet is in a spiral line distribution form instead of only the stress of the step boss II and the Bailey sheet, namely the locking of the space elastic part for forming the compression limiting between the I-shaped distribution beam and the Bailey sheet is realized by the matching step surface, particularly the descending part, of the step boss II and the step boss I, and the friction force at the contact part of the space elastic part, the step boss I and the distribution beam and the Bailey sheet is combined, and the stable limiting assembly between the I-shaped distribution beam and the Bailey sheet is facilitated.
Furthermore, the lower end of the stepped boss II is propped against the corresponding position at the top of the space elastic part in a limiting way through a gasket sleeved on the column body; the space elastic part is favorably and stably abutted against the lower end face of the stepped boss II, and the further stable limiting assembly between the I-shaped distribution beam and the Bailey sheet is favorably realized.
Further, the step surfaces of the step boss I and the step boss II are both provided with three steps, and each step comprises a rising part and a falling part; the locking of the space elastic piece for forming the compression limit between the I-shaped distribution beam and the Bailey sheet is realized by the aid of the descending part of the matched step surface between the step boss II and the step boss I, particularly the descending part of the second-stage step surface, and the stable limit assembly between the I-shaped distribution beam and the Bailey sheet is realized by the aid of friction force.
Further, the adjacent steps of the step boss I and the adjacent steps of the step boss II are arranged at intervals, and the included angle between the adjacent steps of the step boss I and the adjacent steps of the step boss II along the circumferential direction is 40-60 degrees, preferably 55 degrees; the length ratio of the ascending part to the descending part of each step is 2:1-4:1, and 3:1 is preferred; the locking of the space elastic piece for forming the compression limit between the I-shaped distribution beam and the Bailey sheet is realized by matching the descending part of the step surface between the step boss II and the step boss I, particularly the descending part of the second-stage step surface, and the stable limit assembly between the I-shaped distribution beam and the Bailey sheet is realized by combining friction force. Further, the step boss I is detachably arranged on the upper part of the column body; the step I is provided with a mounting hole I, and the inner periphery of the mounting hole I is provided with an internal thread matched with an external thread arranged on the outer periphery of the upper part of the cylinder I; the step boss I is detachably mounted by arranging a mounting hole and arranging an internal thread matched with an external thread arranged at the upper part of the column body in the mounting hole, the space elastic part can be mounted without being in a compressed state, and the space elastic part can be continuously compressed by continuously screwing the step boss I, so that the space elastic part is in a proper compressed state to form stable locking between the Bailey sheet and the I-shaped distribution beam; as an alternative of the scheme, the stepped boss I can also be directly fixed at the upper end of the column body, i.e. the stepped boss I can be fixedly connected with the upper end of the column body (e.g. integrally arranged), and only in this case, the space elastic member can be arranged between the top of the beret sheet and the stepped boss II in a compressed state; as an alternative to this solution, the position-limiting element may also be designed integrally and may be fixed to the upper portion of the cylinder (in this case, the position-limiting element is a cylindrical structure with a cross section larger than the cross section of the main body 4) or may be detachably mounted on the upper portion of the cylinder (in this case, the position-limiting element is a structure similar to a nut).
Further, a handle I perpendicular to the column body is arranged on the peripheral wall of the stepped boss I; the handle I is perpendicular to the hook plate body; a handle II perpendicular to the column body is arranged on the peripheral wall of the stepped boss II; is beneficial to improving the convenience of operation.
Further, the space elastic piece is a space pressure spring; the space pressure spring is provided with an upper limit part which is abutted against the bottom of the limit part and buckles the cylinder and a lower limit part which is supported at the top end of the Bailey sheet; a pressing part for pressing one side of the bottom end of the I-shaped distribution beam is formed between the upper limiting part and the lower limiting part; the two pressing parts are arranged on two sides of the column body; preferably, the space pressure spring is observed to be in an inverted U shape and two regular U shapes from the top to the bottom, an upper limit part is formed at the bottom of the inverted U shape and clamps the column, a pressing part for pressing one side of the bottom end of the I-shaped distribution beam is formed at the bottom of the two regular U shapes, and a lower limit part supported at the top end of the Bailey piece is formed at the end parts of the two sides of the two regular U shapes, which are far away from the middle inverted U shape; the space pressure spring is simple in structural design, the limiting of the I-shaped distribution beam to the I-shaped distribution beam and the Bailey piece along the vertical direction is facilitated to be formed, the rotation displacement between the I-shaped distribution beam and the Bailey piece along the horizontal direction is facilitated to be avoided, and the stable pressing limiting of the Bailey piece and the bottom end of the I-shaped distribution beam is facilitated to be realized.
Furthermore, friction blocks are arranged at the bottoms of the lower limiting parts; the friction force between the space pressure spring and the Bailey sheet is increased, and the pressing and limiting of the Bailey sheet and the bottom end of the I-shaped distribution beam are further facilitated.
The invention has the beneficial effects that: according to the matching locking mechanism of the Bailey pieces and the distribution beam, the two sides of the bottom end of the I-shaped distribution beam and the Bailey pieces are locked and fixed through the two groups of locking devices, so that the limit between the Bailey pieces and the I-shaped distribution beam along the up-down direction can be formed, and meanwhile, the Bailey pieces and the I-shaped distribution beam are prevented from rotating and moving; the structure is simple and reasonable in design, safe and reliable, and convenient to assemble and disassemble, and the assembling and disassembling can be completed by only one operator, so that the assembling and disassembling time is greatly shortened, the assembling efficiency is improved, and the cost of workers is reduced; the compatibility is good, the recoverability and the maintainability are good, the recycling and the recycling can be carried out for many times, and the environment is protected; meanwhile, the device does not need to be assembled and disassembled from the bottom, can be assembled and disassembled under severe working conditions, and is favorable for ensuring the safety of operating personnel.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a partial schematic view of the present invention (assembled on one side only);
FIG. 2 is a schematic view (top view) of the assembled structure of the present invention;
FIG. 3 is a schematic structural view of the locking device of the present invention;
FIG. 4 is a schematic structural view (top view) of a spatial elastic member according to the present invention;
FIG. 5 is a schematic structural view of a hook plate mechanism of the present invention;
FIG. 6 is a schematic structural view of a stepped boss I according to the present invention;
FIG. 7 is a schematic structural view of a stepped boss I according to the present invention;
FIG. 8 is a schematic structural view of a stepped boss II according to the present invention;
fig. 9 is a schematic view (one of the alternatives) of the hook plate mechanism of the present invention.
Detailed Description
FIG. 1 is a partial schematic view of the present invention (assembled on one side only); FIG. 2 is a schematic view (top view) of the assembled structure of the present invention; FIG. 3 is a schematic structural view of the locking device of the present invention; FIG. 4 is a schematic structural view (top view) of a spatial elastic member according to the present invention; FIG. 5 is a schematic structural view of a hook plate mechanism of the present invention; FIG. 6 is a schematic structural view of a stepped boss I according to the present invention; FIG. 7 is a schematic structural view of a stepped boss I according to the present invention; FIG. 8 is a schematic structural view of a stepped boss II according to the present invention; FIG. 9 is a schematic structural view of the hook plate mechanism of the present invention (one of the alternatives); as shown in the figure, the matching locking mechanism of the bailey piece and the distribution beam of the embodiment comprises a bailey piece 1, an i-shaped distribution beam 2 and a locking device for quickly locking the bailey piece 1 and the i-shaped distribution beam 2; the two groups of locking devices form corresponding locking between the Bailey sheet 1 and the two sides of the bottom end of the I-shaped distribution beam 2 respectively; the locking device comprises a hook plate mechanism and a space elastic piece 7; the hook plate mechanism comprises a hook plate body 3, a cylinder 4 vertically arranged on the hook plate body 3 and a limiting piece arranged on the upper part of the cylinder 4, wherein the cross section of the limiting piece is larger than that of the cylinder 4 at the corresponding position; the hook plate body 3 is placed at the bottom of the Bailey sheet 1 along a gap of the Bailey sheet 1 to hook the bottom of the Bailey sheet 1, an installation space for installing a space elastic part 7 is formed between the bottom of the limiting part and the top of the Bailey sheet 1, and the space elastic part 7 placed in the installation space presses one side of the bottom end of the I-shaped distribution beam 2; preferably, the space elastic member 7 of each set of locking devices forms at least 2 pressing points on the corresponding side of the bottom end of the i-shaped distribution beam 2 after being placed in the installation space; when the fixing device is installed, the hook plate body 3 of the hook plate mechanism of each group of locking devices is arranged at the bottom of the Bailey sheet 1 through the gap of the Bailey sheet 1, the hook plate body 3 is adjusted to be vertical or approximately vertical to the gap of the corresponding Bailey sheet 1, so that the hook plate body 3 hooks the bottom of the Bailey sheet 1, a space elastic part 7 such as a space pressure spring is arranged between the top end surface of the Bailey sheet 1 and the limiting part, the space pressure spring is adjusted to press one side of the bottom end of the I-shaped distribution beam 2 arranged at the upper end of the Bailey sheet 1, then the other side of the bottom end of the I-shaped distribution beam 2 is fixed with the Bailey sheet 1 by adopting another group of locking devices to form the other side of the bottom end of the I-shaped distribution beam 2, so as to realize the stable fixation of the two sides of the bottom end of the I-shaped distribution beam 2 and the Bailey 1, and not only can form the limit between the, meanwhile, the rotary movement between the Bailey sheet 1 and the I-shaped distribution beam 2 is avoided; the installation and the disassembly can be completed by only one operator by utilizing the locking mode of the two groups of locking devices for the Bailey sheet 1 and the I-shaped distribution beam 2, so that the installation and the disassembly time can be greatly shortened, the assembly efficiency can be improved, and the cost of workers can be reduced; the device does not need to be assembled and disassembled from the bottom, can be assembled and disassembled under severe working conditions, and is favorable for ensuring the safety of operators; meanwhile, the structure design is simple and reasonable, safe and reliable, convenient to assemble and disassemble, good in compatibility, good in recoverability and maintainability, capable of being recycled for multiple times and beneficial to environmental protection.
In this embodiment, the limiting member includes a step boss I5 and a step boss II6 sequentially disposed on the column body 4 from top to bottom along the length direction, the step boss II6 is sleeved on the column body 4, and the step boss II6 and the step surface of the step boss I5 are engaged with each other; the lower end of the step boss II6 forms a limit support for the corresponding position of the top of the space elastic part 7; the step surfaces of the step bosses II6 and the step bosses I5 are oppositely arranged and mutually meshed, so that the compression limiting stress of the space elastic part 7 on the I-shaped distribution beam 2 and the Bailey piece 1 is in a spiral line distribution form instead of only the stress of the space elastic part which is straight up and down, namely the locking of the space elastic part 7 for forming the compression limiting between the I-shaped distribution beam 2 and the Bailey piece 1 is realized by the matching step surfaces, particularly the descending parts, of the step bosses II6 and the step bosses I5, and the friction force at the contact positions of the space elastic part 7, the step bosses I5, the I-shaped distribution beam 2 and the Bailey piece 1 is combined, and the stable limiting assembly between the I-shaped distribution beam 2 and the Bailey piece 1 is further facilitated.
In this embodiment, the lower end of the stepped boss II6 forms a limit support for the corresponding position at the top of the spatial elastic member 7 through a gasket 8 sleeved on the column body 4; the space elastic part 7 is favorably and stably abutted against the lower end face of the step boss II6, and the further stable limiting assembly between the I-shaped distribution beam 2 and the Bailey sheet 1 is favorably realized.
In this embodiment, the step surfaces of the step boss I5 and the step boss II6 are both provided with three steps, and each step includes an ascending portion and a descending portion; the locking of the space elastic part 7 for forming the compression limit between the I-shaped distribution beam 2 and the Bailey sheet 1 is realized by the aid of the descending part of the matched step surface between the step boss II6 and the step boss I5, particularly the descending part of the second-stage step surface, and the stable limit assembly of the I-shaped distribution beam 2 and the Bailey sheet 1 is realized by the aid of friction force.
In this embodiment, the adjacent steps of the step boss I5 and the adjacent steps of the step boss II6 are both arranged at intervals and have an included angle of 40 to 60 degrees, preferably 55 degrees, along the circumferential direction; the length ratio of the ascending part to the descending part of each step is 2:1-4:1, and 3:1 is preferred; the locking of the space elastic piece for forming the compression limit between the I-shaped distribution beam 2 and the Bailey sheet 1 is realized by the aid of the descending part of the matched step surface between the step boss II6 and the step boss I5, particularly the descending part of the second-stage step surface, and the stable limit assembly between the I-shaped distribution beam 2 and the Bailey sheet 1 is realized by means of friction force.
In this embodiment, the step boss I5 is detachably disposed on the upper portion of the column 4; the step I5 is provided with a mounting hole I (not shown), and the inner periphery of the mounting hole I is provided with an internal thread (not shown) matched with the external thread arranged on the outer periphery of the upper part of the column body 4; the step boss I5 is detachably mounted on the step boss I5 by arranging a mounting hole I and arranging an internal thread matched with an external thread arranged on the upper part of the column body 4 in the mounting hole I, at the moment, the space elastic part 7 can be mounted without being in a compressed state, and the space elastic part 7 can be continuously compressed by continuously screwing the step boss I5, so that the space elastic part 7 is in a proper compressed state to form stable locking between the Bailey piece 1 and the I-shaped distribution beam 2; as an alternative of the present solution, the step protrusion I5 may also be directly fixed to the upper end of the column body 4, i.e. the step protrusion I5 may be fixedly connected (e.g. integrally arranged) to the upper end of the column body 4, and only then the spatial elastic member 7 needs to be placed between the top of the beret 1 and the step protrusion II6 in a compressed state; as an alternative to this solution, the limiting member may also be designed integrally and may be fixed to the upper portion of the cylinder 4 (in this case, the limiting member is a cylindrical structure with a cross section larger than that of the main body 4) or may be detachably mounted on the upper portion of the cylinder 4 (in this case, the limiting member is a structure similar to a nut).
In the embodiment, a handle I52 perpendicular to the column 5 is arranged on the peripheral wall of the step boss I5; the handle I52 is perpendicular to the hook plate body 3; a handle II62 vertical to the column 4 is arranged on the peripheral wall of the step boss II 6; is beneficial to improving the convenience of operation.
In this embodiment, the spatial elastic member 7 is a spatial pressure spring 7; the space pressure spring 7 is provided with an upper limit part which is abutted against the bottom of the limit part and buckles the cylinder 4 and a lower limit part 72 which is supported at the top end of the Bailey sheet 1; a pressing part 73 for pressing one side of the bottom end of the I-shaped distribution beam 2 is formed between the upper limiting part 74 and the lower limiting part 72; the two pressing parts 73 are arranged on two sides of the column body 4; preferably, the space pressure spring 7 is in an inverted U shape and two regular U shapes from top to bottom, an upper limit part is formed at the bottom of the inverted U shape and clamps the column 4, a pressing part for pressing one side of the bottom end of the I-shaped distribution beam 2 is formed at the bottom of the two regular U shapes, and lower limit parts 72 supported at the top end of the Bailey sheet 1 are formed at the end parts of two sides of the two regular U shapes far away from the middle inverted U shape; the space pressure spring 7 is simple in structural design, limiting along the vertical direction between the I-shaped distribution beam 2 and the Bailey piece 1 is facilitated to be formed, the rotation displacement along the horizontal direction between the I-shaped distribution beam 2 and the Bailey piece 1 is avoided, and the fixation and the compression limiting of the Bailey piece 1 and the bottom end of the I-shaped distribution beam 2 are facilitated to be realized.
In this embodiment, the bottom of the lower limiting portion 72 is provided with a friction block 71; the friction force between the space pressure spring 7 and the Bailey sheet 1 is increased, and the pressing and limiting of the Bailey sheet 1 and the bottom end of the I-shaped distribution beam 2 are further facilitated.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (9)
1. The utility model provides a cooperation locking mechanism of bailey piece and distributive girder which characterized in that: the device comprises a Bailey sheet, an I-shaped distribution beam and a locking device for quickly locking the Bailey sheet and the I-shaped distribution beam; the two groups of locking devices form corresponding locking between the Bailey sheet and two sides of the bottom end of the I-shaped distribution beam respectively; the locking device comprises a hook plate mechanism and a space elastic piece; the hook plate mechanism comprises a hook plate body, a cylinder vertically arranged on the hook plate body and a limiting piece arranged on the upper part of the cylinder, wherein the cross section of the limiting piece is larger than that of the cylinder at the corresponding position; the hook plate body is placed into the bottom of the Bailey piece along a Bailey piece gap to hook the bottom of the Bailey piece, an installation space for installing a space elastic piece is formed between the bottom of the limiting piece and the top of the Bailey piece, and the space elastic piece placed in the installation space presses one side of the bottom end of the I-shaped distribution beam.
2. The bailey piece to distributor beam mating and locking mechanism of claim 1, wherein: the limiting piece comprises a step boss I and a step boss II which are sequentially arranged on the column body from top to bottom along the length direction, the step boss II is sleeved on the column body, and the step boss II and the step surface of the step boss I are meshed with each other; the lower end of the step boss II forms a limit support for the corresponding position of the top of the space elastic part.
3. The bailey piece to distributor beam mating and locking mechanism of claim 2, wherein: the lower end of the stepped boss II is propped against the corresponding position at the top of the space elastic part through a gasket sleeved on the column body.
4. The bailey piece to distributor beam mating and locking mechanism of claim 2, wherein: the step surfaces of the step bosses I and II are three-stage steps, and each stage of step comprises a rising part and a falling part.
5. The bailey piece to distributor beam mating and locking mechanism of claim 4, wherein: the adjacent steps of the stepped boss I and the adjacent steps of the stepped boss II are arranged at intervals, and the included angle between the adjacent steps of the stepped boss I and the adjacent steps of the stepped boss II is 40-60 degrees along the circumferential direction; the ratio of the length of the ascending part to the length of the descending part of each step is 2:1-4: 1.
6. The bailey piece to distributor beam mating and locking mechanism of claim 2, wherein: the stepped boss I is detachably arranged on the upper part of the column body; the ladder step I is provided with a mounting hole I, and the inner periphery of the mounting hole I is provided with an internal thread matched with an external thread arranged on the outer periphery of the upper part of the cylinder I.
7. The bailey piece to distributor beam mating and locking mechanism of claim 2, wherein: a handle I vertical to the column body is arranged on the peripheral wall of the stepped boss I; the handle I is perpendicular to the hook plate body; and a handle II perpendicular to the column body is arranged on the peripheral wall of the stepped boss II.
8. The bailey piece to distributor beam mating and locking mechanism of claim 1, wherein: the space elastic piece is a space pressure spring; the space pressure spring is provided with an upper limit part which is abutted against the bottom of the limit part and buckles the cylinder and a lower limit part which is supported at the top end of the Bailey sheet; a pressing part for pressing one side of the bottom end of the I-shaped distribution beam is formed between the upper limiting part and the lower limiting part; the pressing parts are two arranged on two sides of the column body.
9. The bailey piece to distributor beam mating and locking mechanism of claim 8, wherein: and friction blocks are arranged at the bottoms of the lower limiting parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055833.3A CN111206491A (en) | 2020-01-17 | 2020-01-17 | Matching locking mechanism of bailey piece and distribution beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055833.3A CN111206491A (en) | 2020-01-17 | 2020-01-17 | Matching locking mechanism of bailey piece and distribution beam |
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| Publication Number | Publication Date |
|---|---|
| CN111206491A true CN111206491A (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010055833.3A Pending CN111206491A (en) | 2020-01-17 | 2020-01-17 | Matching locking mechanism of bailey piece and distribution beam |
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| Country | Link |
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| CN (1) | CN111206491A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922073A (en) * | 2022-05-19 | 2022-08-19 | 中电建路桥集团有限公司 | Device for rapidly disassembling distribution beam in Bailey disc buckle bracket system |
-
2020
- 2020-01-17 CN CN202010055833.3A patent/CN111206491A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922073A (en) * | 2022-05-19 | 2022-08-19 | 中电建路桥集团有限公司 | Device for rapidly disassembling distribution beam in Bailey disc buckle bracket system |
| CN114922073B (en) * | 2022-05-19 | 2023-09-05 | 中电建路桥集团有限公司 | Device for rapidly disassembling distribution beam in Bei Leipan buckle bracket system |
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