阅读说明：本技术 一种锚具防护罩 (Ground tackle protection casing ) 是由 周哲浩 于 2020-05-18 设计创作，主要内容包括：本发明提出了一种锚具防护罩,包括外保护罩、内保护罩和伸缩连接件,所述外保护罩安装于工作锚板的尾端,所述工作锚板的前端设有锚垫板,所述锚垫板的一端面嵌装有第一密封件,所述外保护罩的开口端与第一密封件相抵靠,所述外保护罩的内部设有内保护罩,所述内保护罩的外周间隔设置多个伸缩连接件,所述工作锚板的端面开设有第一阶梯环槽,所述内保护罩的开口端上包覆有第一密封垫,在伸缩连接件的作用下,所述第一密封垫与第一阶梯环槽相抵靠配合。可以实现对工作锚板的尾端进行双重密封,由于弹簧的复位作用,能够驱动内保护罩的开口端始终抵靠在工作锚板,保证密封的可靠性。(The invention provides an anchorage device protective cover which comprises an outer protective cover, an inner protective cover and telescopic connecting pieces, wherein the outer protective cover is arranged at the tail end of a working anchor plate, an anchor backing plate is arranged at the front end of the working anchor plate, a first sealing piece is embedded in one end face of the anchor backing plate, the open end of the outer protective cover abuts against the first sealing piece, the inner protective cover is arranged inside the outer protective cover, a plurality of telescopic connecting pieces are arranged at the periphery of the inner protective cover at intervals, a first stepped ring groove is formed in the end face of the working anchor plate, a first sealing gasket is coated on the open end of the inner protective cover, and the first sealing gasket abuts against and is matched with the first stepped ring groove under the action of the telescopic connecting pieces. The tail end of the working anchor plate can be sealed doubly, and the opening end of the inner protection cover can be driven to always abut against the working anchor plate due to the reset effect of the spring, so that the sealing reliability is guaranteed.)

1. An anchor shield, comprising: comprises an outer protection cover (3), an inner protection cover (4) and a telescopic connecting piece (5), wherein the outer protection cover (3) is arranged at the tail end of a working anchor plate (1), the front end of the working anchor plate (1) is provided with an anchor backing plate (2), a first sealing piece (20) is embedded in one end surface of the anchor backing plate (2), one end of the outer protection cover (3) is a sealing end, the other end of the outer protection cover is an open end, the open end of the outer protection cover (3) is propped against the first sealing piece (20), the inner protection cover (4) is arranged inside the outer protection cover (3), a plurality of telescopic connecting pieces (5) are arranged at the periphery of the inner protection cover (4) at intervals, the telescopic connecting pieces (5) are fixedly arranged on the outer protection cover (3) through second fastening pieces (50), a first step ring groove (11) is formed in the end surface of the working anchor plate (1), and one end of the inner protection cover, the other end is the open end, the last cladding of open end of interior safety cover (4) has first sealed pad (43), under the effect of telescopic connection spare (5), first sealed pad (43) lean on the cooperation with first ladder annular (11) counterbalance.

2. The anchor shield of claim 1, wherein: the outer protection cover (3) comprises a first limit installation part (31), a second limit installation part (32) and a guide installation part (33) which are sequentially arranged from an opening end to a sealing end, the shapes of the first limit installation part (31), the second limit installation part (32) and the guide installation part (33) are cylindrical, the diameters of the first limit installation part (31), the second limit installation part (32) and the guide installation part (33) are sequentially reduced, a plurality of first clamping grooves (35) and mounting holes communicated with the first clamping grooves (35) are formed in the end face formed at the joint of the second limit installation part (32) and the guide installation part (33), the end part of the telescopic connecting piece (5) is installed in the first clamping grooves (35), a plurality of guide protruding strips (34) are arranged in the inner cavity of the guide installation part (33), and the length direction of the guide protruding strips (34) is consistent with the axis direction of the guide installation part (33), and arc-shaped leading-in parts are arranged at two ends of the guide protruding strip (34).

3. The anchor shield of claim 2, wherein: interior safety cover (4) include along the spacing installation department of third (41) and the second direction installation department (42) that open end to sealed end set gradually, the shape of the spacing installation department of third (41) and second direction installation department (42) is cylindricly, the diameter of the spacing installation department of third (41) and second direction installation department (42) reduces in proper order, flexible connecting piece (5) are installed on the terminal surface that the spacing installation department of third (41) and second direction installation department (42) junction formed, a plurality of guide way (421) have been seted up to the outer wall of second direction installation department (42), guide way (421) cooperate with protruding strip (34) of direction.

4. An anchor guard according to claim 3, wherein: the telescopic connecting piece (5) comprises a sleeve (51), a telescopic column (52) and an installation block (53), one end of the telescopic column (52) is installed in the sleeve (51), the other end of the telescopic column (52) is fixed with the installation block (53), the installation block (53) is rectangular, the installation block (53) is connected with the sleeve (51) through a spring, the telescopic column (52) penetrates through the spring, the installation block (53) is installed in a first clamping groove (35) through a second fastener (50), and the top surface of the installation block (53) is provided with a second sealing gasket (531).

5. The anchor shield of claim 1, wherein: outer safety cover (3) are connected with first step annular (11) through a plurality of first fastener (10), install second sealing member (12) between outer safety cover (3) and first step annular (11).

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of steel strand inhaul cable components, in particular to an anchorage device protective cover.

[ background of the invention ]

The ground tackle surface of its tip of present ground tackle cable and external direct contact, harmful substance such as moisture content can dip ground tackle and cable body, or contact ground tackle leads to the corrosion of ground tackle and cable body, and current cable ground tackle has sealed effect not good, often leads to the anticorrosive problem of becoming invalid of whole ground tackle because of sealed chamber seepage water intake, provides a ground tackle protection casing now.

[ summary of the invention ]

The invention aims to solve the problems in the prior art, provides an anchor protection cover, and solves the problems that an existing sealed inhaul cable anchor is poor in sealing performance, the anchor is easy to feed water and the like.

In order to achieve the purpose, the invention provides an anchorage device protective cover which comprises an outer protective cover, an inner protective cover and telescopic connecting pieces, wherein the outer protective cover is arranged at the tail end of a working anchor plate, an anchor backing plate is arranged at the front end of the working anchor plate, a first sealing piece is embedded in one end surface of the anchor backing plate, one end of the outer protective cover is a sealing end, the other end of the outer protective cover is an opening end, the opening end of the outer protective cover is abutted against the first sealing piece, the inner protective cover is arranged inside the outer protective cover, a plurality of telescopic connecting pieces are arranged at intervals on the periphery of the inner protective cover, the telescopic connecting pieces are fixedly arranged on the outer protective cover through second fastening pieces, a first stepped ring groove is formed in the end surface of the working anchor plate, one end of the inner protective cover is a sealing end, the other end of the inner protective cover is an opening end, a first, the first sealing gasket is abutted against and matched with the first stepped ring groove.

As preferred, outer safety cover includes first spacing installation department, the spacing installation department of second and the direction installation department that sets gradually along open end to sealed end, the shape of first spacing installation department, the spacing installation department of second and direction installation department is cylindricly, the diameter of first spacing installation department, the spacing installation department of second and direction installation department reduces in proper order, the terminal surface that the spacing installation department of second and direction installation department junction formed has seted up the first draw-in groove of a plurality of and with the communicating mounting hole of first draw-in groove, the tip of expanding joint spare is installed in first draw-in groove, the inner chamber of direction installation department is equipped with the protruding strip of a plurality of direction, the length direction of the protruding strip of direction is unanimous with the axis direction of direction installation department, the both ends of the protruding strip of direction are equipped with the leading-in portion of arc.

As preferred, interior safety cover includes along spacing installation department of third and the second direction installation department that open end to sealed end set gradually, the shape of the spacing installation department of third and second direction installation department is cylindricly, the diameter of the spacing installation department of third and second direction installation department reduces in proper order, flexible connecting piece installs on the terminal surface that the spacing installation department of third and second direction installation department junction formed, a plurality of guide way has been seted up to the outer wall of second direction installation department, the guide way cooperatees with the protruding strip of direction.

As preferred, flexible connecting piece includes sleeve, flexible post, installation piece, the one end of flexible post is installed in the sleeve, the other end of flexible post is fixed with the installation piece, the shape of installation piece is the rectangle, link to each other through the spring between installation piece and the sleeve, flexible post runs through the spring, the installation piece passes through the second fastener and installs in first draw-in groove, the top surface of installation piece is equipped with the sealed pad of second.

Preferably, the outer protective cover is connected with the first stepped ring groove through a plurality of first fasteners, and a second sealing element is installed between the outer protective cover and the first stepped ring groove.

The invention has the beneficial effects that: according to the invention, through the matching of the outer protection cover, the inner protection cover and the telescopic connecting piece, double sealing of the tail end of the working anchor plate can be realized, primary sealing is carried out through the outer protection cover, and secondary sealing is carried out on the anchor through the inner protection cover, wherein the inner protection cover is fixed in the outer protection cover through the telescopic connecting piece, and due to the reset action of the spring, the opening end of the inner protection cover can be driven to always abut against the working anchor plate, so that the sealing reliability is ensured.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a sectional view of an anchor guard according to the present invention in an installed state;

FIG. 2 is a schematic cross-sectional view of an anchor shield according to the present invention;

FIG. 3 is a schematic cross-sectional view of an outer protective cover of an anchor shield of the present invention;

FIG. 4 is a cross-sectional view of an outer protective covering of an anchor shield of the present invention.

[ detailed description ] embodiments

Referring to fig. 1 to 4, the anchor protection cover of the present invention comprises an outer protection cover 3, an inner protection cover 4 and telescopic connecting pieces 5, wherein the outer protection cover 3 is installed at the tail end of a working anchor plate 1, an anchor backing plate 2 is installed at the front end of the working anchor plate 1, a first sealing piece 20 is embedded in one end surface of the anchor backing plate 2, one end of the outer protection cover 3 is a sealing end, the other end of the outer protection cover 3 is an opening end, the opening end of the outer protection cover 3 abuts against the first sealing piece 20, the inner protection cover 4 is installed inside the outer protection cover 3, a plurality of telescopic connecting pieces 5 are arranged at intervals on the periphery of the inner protection cover 4, the telescopic connecting pieces 5 are fixedly installed on the outer protection cover 3 through second fastening pieces 50, a first stepped ring groove 11 is formed in the end surface of the working anchor plate 1, one end of the inner protection cover 4 is a sealing end, the other end is an opening end, under the action of the telescopic connecting piece 5, the first sealing gasket 43 is abutted and matched with the first stepped ring groove 11. The outer protective cover 3 comprises a first limit mounting part 31, a second limit mounting part 32 and a guide mounting part 33 which are sequentially arranged from the opening end to the sealing end, the first limit mounting part 31, the second limit mounting part 32 and the guide mounting part 33 are all cylindrical in shape, the diameters of the first limit mounting part 31, the second limit mounting part 32 and the guide mounting part 33 are reduced in sequence, the end surface formed at the joint of the second limit mounting part 32 and the guide mounting part 33 is provided with a plurality of first clamping grooves 35 and mounting holes communicated with the first clamping grooves 35, the end part of the telescopic connecting piece 5 is arranged in the first clamping groove 35, the inner cavity of the guide mounting part 33 is provided with a plurality of guide protruding strips 34, the length direction of the guide protrusion strip 34 is the same as the axial direction of the guide mounting portion 33, and arc-shaped guide portions are provided at both ends of the guide protrusion strip 34. Interior safety cover 4 includes along the spacing installation department 41 of third and the second direction installation department 42 that open end to sealed end set gradually, the shape of the spacing installation department 41 of third and second direction installation department 42 is cylindricly, the diameter of the spacing installation department 41 of third and second direction installation department 42 reduces in proper order, expansion joint spare 5 is installed on the terminal surface that the spacing installation department 41 of third and second direction installation department 42 junction formed, a plurality of guide way 421 has been seted up to the outer wall of second direction installation department 42, guide way 421 and direction protruding strip 34 cooperate. The telescopic connecting piece 5 comprises a sleeve 51, a telescopic column 52 and an installation block 53, one end of the telescopic column 52 is installed in the sleeve 51, the other end of the telescopic column 52 is fixed with the installation block 53, the installation block 53 is rectangular, the installation block 53 is connected with the sleeve 51 through a spring, the telescopic column 52 penetrates through the spring, the installation block 53 is installed in the first clamping groove 35 through a second fastener 50, and the top surface of the installation block 53 is provided with a second sealing gasket 531. The outer protective cover 3 is connected with a first stepped ring groove 11 through a plurality of first fasteners 10, and a second sealing element 12 is installed between the outer protective cover 3 and the first stepped ring groove 11.

The working process of the invention is as follows:

according to the anchor protection cover, in the installation process, each steel strand is penetrated in a construction site, a clamping piece is installed, tensioning is carried out, finally an outer protection cover 3 is clamped to the tail end of a working anchor plate 1 and is fixed through a first fastening piece 10, double sealing of the tail end of the working anchor plate 1 can be achieved, primary sealing is carried out through the outer protection cover 3, and secondary sealing is carried out on an anchor through an inner protection cover 4, wherein the inner protection cover 4 is fixed in the outer protection cover 3 through a telescopic connecting piece 5, due to the reset effect of a spring, the opening end of the inner protection cover 4 can be driven to always abut against the end face of the working anchor plate 1, sealing reliability is guaranteed, and due to the adoption of the structure that a guide groove 421 is matched with a guide protruding strip 34, the opening end of the inner protection cover 3 can be kept flush with the working anchor plate, and sealing.

The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.