CN214530749U

CN214530749U - Staple bolt back cover structure

Info

Publication number: CN214530749U
Application number: CN202120726847.3U
Authority: CN
Inventors: 刘小刚; 阮海威
Original assignee: Longjia Construction Group Co ltd
Current assignee: Longjia Construction Group Co ltd
Priority date: 2021-04-11
Filing date: 2021-04-11
Publication date: 2021-10-29
Anticipated expiration: 2031-04-11

Abstract

The utility model provides a staple bolt back cover structure belongs to building construction technical field. The problem of leakage at the joint between the bottom plate of the existing steel crane and the steel casing is solved. The anchor ear bottom sealing structure comprises a steel protective cylinder and a steel lifting box bottom plate, wherein the steel lifting box bottom plate is sleeved on the steel protective cylinder, a polyethylene foam plate sleeve is arranged between the steel protective cylinder and the steel lifting box bottom plate, and an assembly structure capable of enabling the steel lifting box bottom plate and the steel protective cylinder to form axial sealing, limiting and fixedly connecting is arranged between the steel protective cylinder and the steel lifting box bottom plate. The utility model has the advantages of reasonable design, simply, a steel protects a section of thick bamboo and steel hanging box bottom plate axial spacing fixed convenient, and both when fixed, and the leakproofness is good, and structural stability is high.

Description

Staple bolt back cover structure

Technical Field

The utility model belongs to the technical field of the construction structure, a staple bolt back cover structure is related to.

Background

When the bearing platform is constructed in water, the problems of cofferdam arrangement and bearing platform template support, concrete pouring quality improvement and the like need to be solved.

For example, chinese patent literature discloses a novel steel suspension box for deep water bearing platform construction [ application No.: 201820818978.2, respectively; authorization notice number: CN208563355U ], which comprises a steel hanging box body, a bottom plate lacing wire and a side plate lacing wire; the steel hanging box body is sleeved on the outer wall of the steel protecting cylinder and comprises a steel hanging box bottom plate and a steel hanging box side plate, and a bottom plate lacing wire is fixed on the upper surface of the steel hanging box bottom plate; one end of the side plate lacing wire is fixedly connected with the bottom plate of the steel hanging box, and the other end of the side plate lacing wire is fixedly connected with the side plate of the steel hanging box.

In the structure, leakage is easy to occur at the connecting part between the bottom plate of the steel hanging box and the steel casing, serious water seepage occurs, the construction of a deep water bearing platform in the steel hanging box is influenced, the construction quality of the bearing platform is influenced, and the construction safety is threatened.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a leakproofness is good between simple structure, steel hanging box bottom plate and the steel casing, is difficult for the infiltration, stable in structure's staple bolt back cover structure.

The purpose of the utility model can be realized by the following technical proposal: a hoop bottom sealing structure comprises a steel protective cylinder and a steel hanging box bottom plate, wherein the steel hanging box bottom plate is sleeved on the steel protective cylinder, and a polyethylene foam plate sleeve is arranged between the steel hanging box bottom plate and the steel protective cylinder; the assembly structure comprises two semi-hoops which are symmetrically arranged and are semi-annular, the two semi-hoops are in a horizontal state and are buckled with each other to form a closed whole ring on the steel casing, and the two semi-hoops are located below the bottom plate of the steel hanging box and are abutted against the bottom plate of the steel hanging box to be matched with the bottom plate of the steel hanging box so that the bottom plate of the steel hanging box and the steel casing form axial sealing to be fixedly connected.

The main structure of the anchor ear bottom sealing structure comprises an assembly structure arranged between a steel casing and a steel crane bottom plate, wherein the assembly structure is fixedly connected by two half hoops and the steel casing so that the steel crane bottom plate and the steel casing are axially fixed, and the anchor ear bottom sealing structure is high in structural stability and good in sealing performance; the polyethylene foam board sleeve is an existing product, can be directly purchased and used in the market, and is not described in detail here.

In foretell staple bolt back cover structure, steel crane bottom plate on the welding have the annular connecting seat one of cover on the steel protects a section of thick bamboo, the lower surface of annular connecting seat one have the dovetail that circumference interval distribution has and be radial setting, the upper surface of two half hoops has the forked tail arris that is radial setting, two half hoops pass through the radial joint of forked tail arris and make two half hoops and polyethylene foam board cover form radially to lean on sealedly on the dovetail of annular connecting seat one that corresponds. Through setting up annular connecting seat one be used for with two half hoop slip screens connection, make things convenient for the accurate assembly of two half hoops, structure convenient assembling.

In the anchor ear bottom sealing structure, the polyethylene foam plate sleeve extends downwards and axially to the two half hoops, the outer walls of the two half hoops are bound with the steel ropes, and the two half hoops are oppositely abutted against the outer wall of the polyethylene foam plate sleeve in a sealing manner through the steel ropes. The purpose of this is to facilitate the two half-hoops and the polyethylene foam encasement forming a butt seal.

In one of the above mentioned anchor ear bottom sealing structures, the lower edges of the inner walls of the two half hoops are provided with an inner collar which forms a radial squeeze seal with the lower end of the polyethylene foam sheet sleeve when the two half hoops are oppositely fastened against the seal to the outer wall of the polyethylene foam sheet sleeve. The purpose that sets up like this makes things convenient for two half hoops to form the undergauge deformation when leaning on with the polyethylene foam board cover, causes undergauge deformation department to form annular sealed, and sealed effect is better.

In foretell staple bolt back cover structure, the steel protect a section of thick bamboo on still weld and link firmly annular connecting seat two, the upper surface circumference interval distribution of annular connecting seat two have the guide way that is radial setting, the lower surface of two half hoops has the direction arris that is radial setting, two half hoops pass through the radial joint of direction arris on the guide way that corresponds. The purpose that sets up like this enables two half hoops and stably assembles at annular connecting seat one, annular connecting seat two, and the stability of structure is higher.

In foretell staple bolt back cover structure, the dovetail set up four at the lower surface of annular connecting seat one, the guide way set up four at the upper surface of annular connecting seat two, the dovetail of annular connecting seat one relative up and down with the guide way of annular connecting seat two, the equal symmetric distribution of guide arris of the dovetail arris of the upper surface of two half hoops and lower surface. The purpose of setting up like this makes two half hoops assemble the atress evenly between annular connecting seat one, annular connecting seat two, stable in structure.

In the anchor ear bottom sealing structure, an elastic ring is sleeved outside the steel rope between the first annular connecting seat and the second annular connecting seat. The purpose of the arrangement is to effectively prevent the steel rope from loosening and have high structural stability; in actual use, the elastic ring can be selected from the existing rubber sleeve.

Compared with the prior art, this staple bolt back cover structure's advantage does: the steel casing and the steel hanging box bottom plate are convenient to axially limit and fix, and when the steel casing and the steel hanging box bottom plate are fixed, the sealing performance is good, the structural stability is high, the construction of a deepwater bearing platform in the steel hanging box is not influenced, and the construction safety is ensured.

Drawings

Fig. 1 is a schematic cross-sectional structure diagram of the anchor ear back cover structure.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a steel casing; 2. a steel crane bottom plate; 3. a polyethylene foam board sleeve; 4. a half hoop; 5. a first annular connecting seat; 6. a dovetail groove; 7. a steel cord; 8. an inner collar; 9. a second annular connecting seat; 10. a guide groove; 11. an elastic ring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the anchor ear bottom sealing structure mainly comprises a steel casing 1 and a steel suspension box bottom plate 2, the steel suspension box bottom plate 2 is sleeved on the steel casing 1, a polyethylene foam plate sleeve 3 is arranged between the steel suspension box bottom plate 2 and the steel casing 1, and an assembly structure capable of enabling the steel suspension box bottom plate 2 and the steel casing 1 to form axial sealing, limiting and fixing is arranged between the steel casing 1 and the steel suspension box bottom plate 2; in actual manufacturing, the specific implementation of the assembly structure is as follows: the steel hanging box mainly comprises two semi-hoops 4 which are symmetrically arranged and are semi-annular, wherein the two semi-hoops 4 are buckled on a steel casing 1 in a horizontal state to form a closed whole ring, and the two semi-hoops 4 are positioned below a steel hanging box bottom plate 2 and are abutted and matched with the steel hanging box bottom plate 2 to enable the steel hanging box bottom plate 2 and the steel casing 1 to form axial sealing and fixedly connecting; during specific implementation and assembly, an annular connecting seat I5 sleeved on the steel casing 1 is welded on the steel hanging box bottom plate 2, dovetail grooves 6 which are radially arranged are circumferentially distributed at intervals on the lower surface of the annular connecting seat I5, dovetail edges which are radially arranged are arranged on the upper surfaces of the two half hoops 4, the two half hoops 4 are radially clamped on the dovetail grooves 6 of the corresponding annular connecting seat I5 through the dovetail edges, and the two half hoops 4 and the polyethylene foam plate sleeve 3 form radial abutting seal; specifically, the method comprises the following steps: the polyethylene foam plate sleeve 3 extends downwards and axially to the two half hoops 4, steel ropes 7 are bound on the outer walls of the two half hoops 4, and the two half hoops are oppositely abutted against the outer wall of the polyethylene foam plate sleeve 3 through the steel ropes 7 and are in sealing buckling connection; the lower edges of the inner walls of the two half-hoops 4 are provided with an inner collar 8, which inner collar 8 forms a radial press seal with the lower end of the polyethylene foam sheet jacket 3 when the two half-hoops 4 are sealingly fastened against the outer wall of the polyethylene foam sheet jacket 3.

During actual manufacturing, the steel casing 1 is fixedly connected with a second annular connecting seat 9 in a welding mode, guide grooves 10 which are radially arranged are circumferentially distributed on the upper surface of the second annular connecting seat 9 at intervals, guide edges which are radially arranged are arranged on the lower surfaces of the two half hoops 4, and the two half hoops 4 are radially clamped on the corresponding guide grooves 10 through the guide edges; specifically, the four dovetail grooves 6 are formed in the lower surface of the first annular connecting seat 5, the four guide grooves 10 are formed in the upper surface of the second annular connecting seat 9, the dovetail grooves 6 of the first annular connecting seat 5 and the guide grooves 10 of the second annular connecting seat 9 are opposite to each other in the vertical direction, and the dovetail edges of the upper surface and the guide edges of the lower surface of the two half hoops 4 are symmetrically distributed.

During actual manufacturing, an elastic ring 11 is sleeved outside the steel rope 7 between the first annular connecting seat 5 and the second annular connecting seat 9.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A hold hoop bottom sealing structure comprises a steel protective cylinder (1) and a steel hanging box bottom plate (2), wherein the steel hanging box bottom plate (2) is sleeved on the steel protective cylinder (1), and a polyethylene foam plate sleeve (3) is arranged between the steel hanging box bottom plate (2) and the steel protective cylinder (1), and is characterized in that an assembly structure capable of enabling the steel hanging box bottom plate (2) and the steel protective cylinder (1) to form axial sealing, limiting and fixedly connecting is arranged between the steel protective cylinder (1) and the steel hanging box bottom plate (2); the assembling structure comprises two symmetrical semi-hoops (4) which are in a semi-ring shape, the two semi-hoops (4) are in a horizontal state and are buckled with each other to form a closed whole ring on the steel casing (1), and the two semi-hoops (4) are located below the bottom plate (2) of the steel casing and abut against the bottom plate (2) of the steel casing to be matched so that the bottom plate (2) of the steel casing and the steel casing (1) form axial sealing and are fixedly connected.

2. The hoop bottom sealing structure according to claim 1, wherein the steel hanging box bottom plate (2) is welded with a first annular connecting seat (5) sleeved on the steel casing (1), the lower surface of the first annular connecting seat (5) is provided with dovetail grooves (6) which are radially arranged in a circumferential interval distribution mode, the upper surfaces of the two half hoop rings (4) are provided with dovetail edges which are radially arranged, the two half hoop rings (4) are radially clamped on the dovetail grooves (6) of the corresponding first annular connecting seat (5) through the dovetail edges, and the two half hoop rings (4) and the polyethylene foam plate sleeve (3) form radial abutting seal.

3. The anchor ear bottom sealing structure as claimed in claim 2, wherein the polyethylene foam plate sleeve (3) extends axially downward to the two half hoops (4), the outer walls of the two half hoops (4) are bound with steel cables (7) and are formed to abut against the outer wall of the polyethylene foam plate sleeve (3) in a sealing manner through the steel cables (7).

4. A hoop cover construction according to claim 3, characterised in that the lower edges of the inner walls of the two half hoops (4) are provided with an internal collar (8), the internal collar (8) forming a radial squeeze seal with the lower end of the polyethylene foam sheet sleeve (3) when the two half hoops (4) are sealingly fastened against the outer wall of the polyethylene foam sheet sleeve (3).

5. The hoop bottom sealing structure according to claim 4, wherein the steel casing (1) is further welded and fixedly connected with a second annular connecting seat (9), radially arranged guide grooves (10) are circumferentially distributed on the upper surface of the second annular connecting seat (9) at intervals, radially arranged guide ribs are arranged on the lower surfaces of the two half hoops (4), and the two half hoops (4) are radially clamped on the corresponding guide grooves (10) through the guide ribs.

6. The hoop bottom sealing structure according to claim 5, wherein four dovetail grooves (6) are formed in the lower surface of the first annular connecting seat (5), four guide grooves (10) are formed in the upper surface of the second annular connecting seat (9), the dovetail grooves (6) of the first annular connecting seat (5) and the guide grooves (10) of the second annular connecting seat (9) are opposite up and down, and the dovetail edges of the upper surfaces and the guide edges of the lower surfaces of the two half hoop rings (4) are symmetrically distributed.

7. The anchor ear bottom sealing structure according to claim 6, wherein the steel cable (7) between the first annular connecting seat (5) and the second annular connecting seat (9) is sleeved with an elastic ring (11).