CN210263841U

CN210263841U - Spacing bearing structure of ground nail

Info

Publication number: CN210263841U
Application number: CN201920348658.XU
Authority: CN
Inventors: 陈先均; 赵德连; 伍永泽
Original assignee: China Metallurgical Construction Engineering Group Co Ltd
Current assignee: China Metallurgical Construction Engineering Group Co Ltd
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-04-07
Anticipated expiration: 2029-03-19

Abstract

The utility model discloses a spacing bearing structure of ground nail, the mounting panel comprises a mounting panel, be fixed with the stand pipe on the mounting panel, a ground nail has been inserted in the stand pipe, the trompil that can make the ground nail pass is seted up to the mounting panel, the upper end fixedly connected with hammering head of ground nail, the upper end of stand pipe is provided with a bracing piece, the bracing piece is articulated with the stand pipe, the other end of bracing piece is provided with spacing buckle, spacing buckle includes the card arm of two relative settings, the one end and the bracing piece of two card arms are articulated to be linked together, the other end is fixedly connected with magnet piece respectively in order to make its inter attraction, when the magnet piece inter attraction in two card arms is together, be formed with the bearing space that can make the ground nail pass between two card arms in order to support the ground nail. The utility model discloses simple structure can carry out spacing support to the ground nail when the ground nail is not used, and can facilitate the use again when using the ground nail, has avoided the ground nail to lose the increase of the cost of bringing.

Description

Spacing bearing structure of ground nail

Technical Field

The utility model relates to a bearing structure, concretely relates to spacing bearing structure of ground nail.

Background

In building construction, auxiliary tools, in particular supporting or moving devices, are usually used, and in order to fix them, ground nails are usually used. Offer a trompil that is used for ground nail to pass on the device that needs supported, during the use, after passing the trompil with ground nail lower extreme, through hammering ground nail upper end hammering head, make ground nail bore to the underground in order to fix, hammering head can the butt carry out spacingly in trompil department simultaneously. The ground nail is stored separately when not used or after being used, and is taken out only when being used, so that the ground nail is easily lost, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a ground nail spacing bearing structure that conveniently ground nail storage and use.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a ground nail limiting and supporting structure comprises a mounting plate, wherein a guide pipe is fixedly connected to the upper surface of the mounting plate along the vertical direction, a ground nail is vertically inserted downwards into the guide pipe and can be in sliding fit with the guide pipe along the length direction of the guide pipe, an opening through which the ground nail can pass is formed in the mounting plate and corresponds to the inner hole of the guide pipe, a hammering head is fixedly connected to the upper end of the ground nail and can abut against the upper end of the guide pipe to limit the ground nail, a supporting rod is arranged at the upper end of the guide pipe, one end of the supporting rod is hinged with the guide pipe through a hinge shaft I which is horizontally arranged, a limiting buckle is arranged at the other end of the supporting rod and comprises two oppositely arranged clamping arms, the end parts of the two clamping arms, which are positioned on the same side, are hinged with the supporting rod through a hinge shaft II which is arranged along the axial direction of the supporting rod, and the axial direction of, the one end difference fixedly connected with magnet piece that just keeps away from the bracing piece in two card arms is in order to make its inter attraction, and when the magnet piece inter attraction in two card arms was put together, was formed with the support space that can make the ground nail pass between two card arms, when the bracing piece rotated and is vertical upward state, the ground nail can pass in support space, and the ground nail passes support space and two card arms butt respectively in order to support the ground nail on the lower surface of hammering head.

The utility model discloses in, when not using the ground nail to fix, rotate the bracing piece and make it become vertical state, then open two card arms to lift the ground nail on, make the pole portion of ground nail enter into between two card arms, close two card arms after that, the distal end of two card arms adsorbs each other through the magnet piece above that, makes the ground nail pass in the braced space, loosen the ground nail after, the ground nail whereabouts, the hammering head of ground nail upper end will the butt just supports it through two card arms on two card arms. When needs are fixed with the ground nail, open two support arms, rotate the bracing piece, will fall after the ground nail does not support like this, make things convenient for the operator to carry out the hammering fixedly, easy operation, convenient to use can avoid the ground nail to lose the increase of the cost that brings.

As optimization, the length of the supporting rod is shorter than that of the guide pipe, the guide pipe is arranged on the circumferential surface and is located a fixedly connected hinged support at the upper end of the guide pipe, a notch is formed in one side of the guide pipe along the vertical direction, a hinge shaft I is arranged in the notch, two ends of the hinge shaft I are fixedly connected to the groove walls on two sides of the notch respectively, the circumferential surface of the guide pipe corresponds to the fixedly connected clamping seat of the supporting rod, an elastic clamping hoop is fixedly connected to one side of the guide pipe and is arranged on the clamping seat, an opening is formed in the elastic clamping hoop, and the supporting rod can be limited by entering the elastic clamping hoop through the opening due to elastic deformation of the elastic clamping hoop. When not carrying out spacing fixed to the ground nail, the bracing piece flagging back, the operator can push the bracing piece into the elasticity clamp in, utilize the elasticity clamp to carry on spacingly, avoid the overlength or the bracing piece that rocks to cause the influence on every side.

As optimization, ground nail is located along ascending projection in the vertical direction in the hammering head along ascending projection in the vertical direction, the upper surface of hammering head is the hammering face that the level set up, the hammering head orientation one side setting of ground nail is provided with the installation screw along the vertical direction, the central point of hammering head is located the extension line of installation screw central line, the upper end of ground nail be provided with the external screw thread and with installation screw threaded connection together. After the hammering head is used for many times, the outer side of the hammering surface of the hammering head can be bent and deformed downwards, tools such as a hammer and the like can slip from the hammering head in the hammering process, and the tools can be damaged when being hammered to other places. Therefore, when the hammering head is damaged, the hammer is convenient to disassemble and replace.

As the optimization, the lower surface of hammering head is the holding surface that the level set up, follow on the global of ground nail upper end ground nail circumference direction evenly spaced is provided with three right angle triangle backing sheet, right angle triangle backing sheet for vertical setting and its place plane with ground nail central line is located the coplanar, one of them right-angle side of right angle triangle backing sheet with the global fixed connection of ground nail, another right-angle side is contradicted the lower surface of hammering head, right angle triangle backing sheet are located along the ascending projection of vertical side in the projection of hammering head along vertical side. The edge of the hammering head is supported by the right-angled triangular supporting sheets, so that the service life of the hammering head can be prolonged.

To sum up, the beneficial effects of the utility model reside in that: the utility model discloses simple structure can carry out spacing support to the ground nail when the ground nail is not used, and can facilitate the use again when using the ground nail, has avoided the ground nail to lose the increase of the cost of bringing.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:

FIG. 1 is a front view of a disc-shaped prestressed steel strand tensioning and fixing device;

fig. 2 is a top view of a ring in the disc-shaped prestressed steel strand tensioning and fixing device.

Detailed Description

The following will combine the drawings to put a fixing device to adopt the utility model discloses the disc prestressing force steel strand wires of structure is right the utility model discloses do further detailed description.

As shown in fig. 1 and fig. 2, the disc-shaped prestressed steel strand spreading and fixing device in this embodiment includes side brackets disposed opposite to each other on the left and right, each side bracket includes supporting rods 1 disposed vertically and spaced along the front-rear direction, each supporting rod 1 is provided with two vertical sliding seats 2, the vertical sliding seats 2 are slidably connected to the supporting rods 1 so as to be capable of sliding along the length direction of the supporting rod 1, each vertical sliding seat 2 is provided with a vertical locking screw for locking the vertical sliding seat 2 by acting on the supporting rod 1, two cross rods 3 extending along the front-rear direction are disposed between the two supporting rods 1 in the same side bracket at intervals along the vertical direction, two ends of each cross rod 3 are fixedly connected to the corresponding vertical sliding seat 2 at one side thereof, the upper and lower side surfaces of the cross rods 3 are respectively provided with sliding grooves extending from one end of the cross rod 3 to the other end along the length direction, each cross rod 3 is respectively provided with two transverse sliding seats, each transverse sliding seat comprises an upper seat body 4 and a lower seat body 5 which are arranged up and down, the upper seat body 4 and the lower seat body 5 are positioned on the outer side surface of the cross rod 3 where the upper seat body 4 and the lower seat body 5 are positioned and can be in sliding fit with the cross rod 3 along the length direction of the cross rod, the upper seat body 4 and the lower seat body 5 are fixedly connected together through connecting bolts, an upper sliding body and a lower sliding body are respectively formed on the upper seat body 4 and the lower seat body 5 in an extending way towards the direction corresponding to the cross rod 3, the upper sliding body and the lower sliding body are respectively in sliding fit with sliding grooves on the upper side surface and the lower side surface of the cross rod 3 so as to slide along the length direction of the sliding grooves, a transverse locking screw is arranged on the lower sliding body in a penetrating way so as to be capable of acting on the cross rod 3 to lock the lower sliding body, a sleeve 6 is fixedly connected on the upper sliding body, two lower pull rods 8 extending along the left-right direction are arranged between two cross rods 3 positioned at the lower part in the two side brackets, two ends of two upper pull rods 7 respectively penetrate through the sleeves 6 corresponding to the two ends of the two upper pull rods and can be in sliding fit with the sleeves 6 along the left-right direction, two ends of two lower pull rods 8 respectively penetrate through the sleeves 6 corresponding to the two ends of the two lower pull rods and can be in sliding fit with the sleeves 6 along the left-right direction, one end of each upper pull rod 7 is provided with an upper limit part which can be abutted against the sleeve 6 at one side of the upper pull rod 7 to limit the upper pull rod 7, the other end of each upper pull rod 7 is provided with an external thread I extending along the axial direction of the upper pull rod 7, and is in threaded fit with an upper tensioning nut through the external thread I, when the upper tensioning nut rotates towards one side direction of the corresponding upper limit part, the upper tensioning nut can act on the corresponding sleeve 6 to enable the two cross rods 3 positioned at, one end of the lower pull rod 8 is provided with a lower limiting part which can abut against the sleeve 6 on one side where the lower pull rod 8 is located so as to limit the lower pull rod 8, the other end of the lower pull rod 8 is provided with an external thread II extending along the axial direction of the lower pull rod 8 and is matched with a lower tightening nut through the external thread II in a threaded manner, and when the lower tightening nut rotates towards one side of the corresponding lower limiting part, the lower tightening nut can act on the sleeve 6 corresponding to the lower tightening nut so that the two cross rods 3 below the two side supports move towards the opposite direction.

In this embodiment, the bottom of branch 1 is provided with the rolling mechanism, and the rolling mechanism includes the plug bush 9 of vertical setting, insert in plug bush 9 branch 1 bottom, the bottom level of plug bush 9 is provided with the mounting panel 10 of rectangle structure, and the bottom fixed connection of plug bush 9 is at the upper surface of mounting panel 10, and the central point of mounting panel 10 is located the central line of plug bush 9, and the inner wall arch of plug bush 9 is formed with one and extends to the bar bead of the other end along the one end of plug bush 9 central line direction by plug bush 9, follow on the global of branch 1 bottom branch 1 axis direction extends and is formed with the bar slot, and the bar bead can insert in the bar slot in order can follow bar slot length direction rather than sliding fit, installs universal wheel 11 on the lower surface of mounting panel 10.

In this embodiment, a guide tube 12 is fixedly connected to the upper surface of the mounting plate 10 along the vertical direction, a ground nail 13 is vertically inserted downwards into the guide tube 12, the ground nail 13 can be in sliding fit with the guide tube 12 along the length direction thereof, an opening through which the ground nail 13 can pass is formed in the position of the mounting plate 10 corresponding to the inner hole of the guide tube 12, a hammering head 14 is fixedly connected to the upper end of the ground nail 13 and can be abutted against the upper end of the guide tube 12 to limit the ground nail 13, the distance between the lower end of the ground nail 13 and the hammering head 14 is greater than the distance between the upper end of the guide tube 12 and the lower end of the universal wheel 11, a support rod 15 is arranged at the upper end of the guide tube 12, one end of the support rod 15 is hinged with the guide tube 12 through a hinge shaft i horizontally arranged, a limit buckle 16 is arranged at the other end of the support rod 15, the limit buckle 16 comprises two oppositely arranged clamping arms, the end parts of the two clamping arms which are positioned on the same side are hinged with the supporting rod 15 through a hinge shaft II arranged along the axial direction of the supporting rod 15, the axial direction of the supporting rod 15 is vertical to the plane where the two clamping arms are positioned, one ends of the two clamping arms which are far away from the supporting rod 15 are respectively and fixedly connected with a magnet block so as to enable the two clamping arms to mutually attract, when the magnet blocks in the two clamping arms are mutually attracted, a supporting space which can be penetrated by the ground nail 13 is formed between the two clamping arms, when the support rod 15 rotates to be in a vertical upward state, the ground nail 13 can penetrate through the support space, the ground nail 13 penetrates through the support space, the two clamping arms respectively abut against the lower surface of the hammering head 14 to support the ground nail 13, when the two clamping arms abut against the hammering head to support the ground nail 13, the lower end of the ground nail 13 is located above the plane of the lower end of the universal wheel 11.

In this embodiment, the length of bracing piece 15 is shorter than the length of stand pipe 12, stand pipe 12 is global and is located the fixed position of stand pipe 12 upper end is connected with free bearing 22, keeps away from on the free bearing 22 the notch has been seted up along vertical direction to one side of stand pipe 12, hinge I is located the notch and its both ends respectively fixed connection on notch both sides cell wall, stand pipe 12 is global and corresponds the fixed position of bracing piece 15 is connected with cassette 17, just keeps away from on the cassette 17 one side fixedly connected with elasticity clamp of stand pipe 12, and the elasticity clamp is provided with the opening, bracing piece 15 can carry on spacingly in order to enter into the elasticity clamp through the opening through the elastic deformation of elasticity clamp.

In this embodiment, ground nail 13 is located along the ascending projection of vertical side in hammering head 14 is along the ascending projection of vertical side, hammering head 14's upper surface is the hammering face that the level set up, hammering head 14 orientation one side setting of ground nail 13 is provided with the installation screw along vertical direction, hammering head 14's central point is located the extension line of installation screw central line, ground nail 13's upper end is provided with external screw thread III and is in the same place with installation screw threaded connection.

In this embodiment, the lower surface of hammering head 14 is the holding surface that the level set up, follow on the global of ground nail 13 upper end the even interval of ground nail 13 circumference direction is provided with three right angle triangle backing sheet, right angle triangle backing sheet for vertical setting and its place plane with ground nail 13 central line is located the coplanar, one of them right-angle side of right angle triangle backing sheet with ground nail 13 global fixed connection, another right-angle side is contradicted hammering head 14's lower surface, right angle triangle backing sheet are located along the ascending projection of vertical side hammering head 14 is along the ascending projection of vertical side.

In the specific implementation process, a circular ring 18 which is concentric with the opening is horizontally arranged below the mounting plate 10 and corresponds to the position of the opening, a fixing support 19 which is used for fixing the circular ring 18 is fixedly connected to the mounting plate 10, the inner diameter of the circular ring 18 is larger than the diameter of the ground nail 13, a plurality of brushes are uniformly arranged on the inner ring wall of the circular ring 18 along the circumferential direction of the circular ring at intervals, each brush comprises a mounting block 20, a horizontal brush body 21 which extends towards the central point direction of the circular ring 18 is fixedly connected to the mounting block 20, all the brush bodies 21 are enclosed together to enable the centers of the brush bodies to form brush holes through which the ground nail 13 can pass, when the ground nail 13 passes through the brush holes, one ends of all the brush bodies 21, which are respectively far away from the mounting block 20, can act on the ground nail 13, one side of the mounting block 20, which faces the inner ring wall of the circular ring 18 on the side where the mounting block 20 is, is a binding surface which is bound with the inner ring wall of, the installation piece 20 just is located the protruding grafting lug that is formed with in position of binding face, the concave grafting shrinkage pool with grafting lug matched with that is equipped with in the position that just corresponds the grafting lug on the inner circle wall of ring 18, it is formed with the recess to extend along its circumference direction on the global of grafting lug, be provided with the elastic rubber strip that extends the other end by the one end of recess along its length direction in the recess, elastic rubber strip is in the same place with the tank bottom and the cell wall bonding of recess, one side that the groove tank bottom was kept away from to the elastic rubber strip stretches out outside the recess, the grafting lug inserts in the grafting shrinkage pool and makes the grafting lug fastening in the grafting shrinkage pool with the compression deformation through elastic rubber strip.

When the ground nail is extracted from the underground, earth is easily attached to the ground nail and is taken out, and because ground nail and stand pipe sliding fit, the clearance is less between ground nail and the stand pipe inner hole, and earth is taken into the stand pipe by the ground nail after, can fill between ground nail and the stand pipe, increases ground nail sliding resistance, causes even that the ground nail blocks to die in the stand pipe. In this embodiment, the contact of the body of brushing hair is followed closely on, and the back is extracted from the underground to the ground nail, along with extracting of ground nail, the earth on the ground nail at first can be brushed away by the body of brushing hair, and in the clean ground nail reentrant guide tube in surface just like this, can not blocked, and ground nail removes smoothly convenient to use in the guide tube.

The wall of the splicing concave hole is provided with a limiting clamping groove in an extending mode, the elastic rubber strip extends out of the limiting clamping groove matched with the part of the groove, the groove walls on the two sides of the limiting clamping groove and the intersection angle between the wall of the splicing concave hole are arc-shaped intersection angles, and when the splicing convex block is installed in the splicing concave hole, the elastic rubber strip extends out of the part of the groove and is arranged in the clamping groove. Elastic rubber strip is in a compression state after the grafting lug enters into the grafting concave hole, and after long-term the use, receives external influence and self material ageing, its deformability descends, appears the not firm problem of grafting lug fastening easily. And in this embodiment, the elastic rubber strip is compression deformation after getting into the grafting concave hole, and along with the installation back of targetting in place of grafting lug, the elastic rubber strip stretches out and no longer receives the restraint in the draw-in groove will entering into in the part of recess, and the draw-in groove can stretch out in the part of recess again to the elastic rubber strip simultaneously and carry on spacingly, and then carries on spacingly fixedly to the grafting lug, and the elastic rubber strip just can not receive the compression for a long time like this, is in natural state, has prolonged life. In addition, the arc-shaped intersection angle can reduce the damage to the elastic rubber strip when the elastic rubber strip enters and exits the clamping groove.

The one end that the installation piece 20 was kept away from to the bristle body 21 is the concave arc shape of horizontal setting, all the bristle body 21 is kept away from respectively the one end of installation piece 20 surrounds together so that the brush hole be with the round hole that the ring set up with the central line, the diameter in brush hole is less than the diameter of ground nail 13. The degree of laminating of brush hair body to ground nail surface is better, to adnexed earth clearance cleaner.

The ring is characterized in that a plurality of mounting support blocks 23 are formed on the wall of the outer ring of the ring 18 at even intervals in the circumferential direction, a fixing support block which is abutted against the corresponding mounting support block 23 is formed on the fixing support 19 in a protruding mode corresponding to the position of each mounting support block 23, and the mounting support blocks 23 are fixedly connected with the fixing support blocks through fixing screws. The fixing is firm, and the disassembly and the maintenance are also convenient.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a spacing bearing structure of ground nail which characterized in that: the ground nail limiting device comprises a mounting plate, wherein a guide pipe is fixedly connected to the upper surface of the mounting plate along the vertical direction, a ground nail is vertically inserted downwards into the guide pipe and can be in sliding fit with the guide pipe along the length direction of the guide pipe, an opening through which the ground nail can pass is formed in the mounting plate and corresponds to the inner hole of the guide pipe, a hammering head is fixedly connected to the upper end of the ground nail and can limit the ground nail at the upper end of the guide pipe in a butting mode, a supporting rod is arranged at the upper end of the guide pipe, one end of the supporting rod is hinged and connected with the guide pipe through a hinge shaft I which is horizontally arranged, a limiting buckle is arranged at the other end of the supporting rod and comprises two oppositely arranged clamping arms, the end parts of the two clamping arms, which are located on the same side, are hinged and connected with the supporting rod through a hinge shaft II which is arranged along the, the one end difference fixedly connected with magnet piece that just keeps away from the bracing piece in two card arms is in order to make its inter attraction, and when the magnet piece inter attraction in two card arms was put together, was formed with the support space that can make the ground nail pass between two card arms, when the bracing piece rotated and is vertical upward state, the ground nail can pass in support space, and the ground nail passes support space and two card arms butt respectively in order to support the ground nail on the lower surface of hammering head.

2. The ground pin spacing support structure of claim 1, wherein: the length of the supporting rod is shorter than the length of the guide pipe, the guide pipe is located on the circumferential surface of the guide pipe, a hinged support is fixedly connected with the upper end of the guide pipe, a notch is formed in one side of the guide pipe along the vertical direction, a hinge shaft I is located in the notch, two ends of the hinge shaft I are fixedly connected to the groove walls on two sides of the notch respectively, the guide pipe is located on the circumferential surface of the guide pipe and corresponds to a clamping seat fixedly connected with the supporting rod, the clamping seat is provided with an elastic clamping hoop fixedly connected with one side of the guide pipe, the elastic clamping hoop is provided with an opening, and the supporting rod can be limited in the elastic clamping hoop through the opening due to.

3. The ground pin spacing support structure of claim 1, wherein: the ground nail is located along the ascending projection of vertical side in the hammering head is along the ascending projection of vertical side, the hammering face that the upper surface of hammering head set up for the level, the hammering head orientation one side setting of ground nail is provided with the installation screw along vertical direction, the central point of hammering head is located the extension line of installation screw central line, the upper end of ground nail be provided with the external screw thread and with installation screw threaded connection together.

4. The ground pin spacing support structure of claim 3, wherein: the lower surface of hammering head is the holding surface that the level set up, follow on the global of ground nail upper end ground nail circumference direction evenly spaced is provided with three right angle triangle backing sheet, right angle triangle backing sheet for vertical setting and its place plane with ground nail central line is located the coplanar, one of them right-angle side of right angle triangle backing sheet with the global fixed connection of ground nail, another right-angle side is contradicted the lower surface of hammering head, right angle triangle backing sheet are located along the ascending projection of vertical side hammering head is along in the ascending projection of vertical side.