CN212477354U - Steel chisel for road paving construction lofting - Google Patents
Steel chisel for road paving construction lofting Download PDFInfo
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- CN212477354U CN212477354U CN202020774055.9U CN202020774055U CN212477354U CN 212477354 U CN212477354 U CN 212477354U CN 202020774055 U CN202020774055 U CN 202020774055U CN 212477354 U CN212477354 U CN 212477354U
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Abstract
The utility model discloses a highway paves construction drill rod for laying-out, including the drill rod, the top rigid coupling of drill rod has the lug, the bottom of drill rod is equipped with the conical head, the outside of drill rod is equipped with locating component. This highway paves construction drill rod for laying-out, the clearance fit of accessible chute and slide bar to and the bull stick is connected with the rotation of drum, make the drum play the longitudinal sliding positioning effect to the drill rod, make the drill rod can vertically insert in the ground, and then promote laying-out precision and efficiency, simultaneously through the threaded connection of sleeve with the screw rod, add up the setting of branch and recess, make the height-adjustable of laying-out, and then promote the laying-out uniformity. Accessible inserted bar and slot's clearance fit to and the clearance fit of draw-in groove and bolt, user's accessible rotates the bolt and drives the bolt and can control the precession and screw out in the draw-in groove, and then make the conical head can realize the fast switch over, and then promote the life of drill rod greatly, and then reduce the cost expenditure.
Description
Technical Field
The utility model relates to a highway paves construction and lofts and uses drill rod technical field, specifically is a highway paves construction and lofts and uses drill rod.
Background
The steel chisel is the tip rod iron, it is a common building tool, especially in the road construction of mountain area relatively commonly used, usually hit into soft rock by the sledge hammer and drill the hole, pack the explosive in the hole drilled, in order to blast rock, also use it to prize the rock usually, it is today that the building tool is highly developed, the steel chisel is still indispensable, at present, the steel chisel used for hanging paver to pave the datum line in the road construction, its kind is various, there is not unified standard, basically all are temporary fabrication, there are many shortcomings.
For example, the application number "CN201220653670. X" is a steel chisel for lofting of road paving construction, which comprises the following components: the bottom of the drill rod main rod is a pointed drill rod main rod, the drill rod main rod penetrates through a round steel pipe of the drill rod cross rod, and a nut is welded on the round steel pipe, so that the adjustment is convenient, the random adjustment of the up-down and angle can be realized only by loosening a jackscrew, the lofting time can be shortened, and the efficiency can be increased; meanwhile, the fastening force of the cross rod is increased, the tension force of the datum line can be offset, the measured cross rod cannot change the elevation when the datum line is tensioned, the accuracy rate is increased, but when the drill steel for pavement construction lofting in the prior art is used, the drill steel cannot longitudinally slide and be positioned, the drill steel cannot be vertically inserted into the ground, the lofting precision and efficiency are reduced, the lofting height cannot be adjusted, the lofting consistency is reduced, on the basis, quick switching of the conical head cannot be achieved, the service life of the drill steel is greatly shortened, the cost is increased, and the use by inconvenient people is avoided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a highway is paved construction drill rod for laying-out to the drill rod for laying-out of highway among the prior art that proposes in solving above-mentioned background art can't play the longitudinal sliding positioning effect to the drill rod when using, makes in the drill rod can not vertically insert the ground, and then reduces the precision and the efficiency of laying-out, and the height of laying-out is not adjustable simultaneously, and then reduces the problem of laying-out uniformity.
In order to achieve the above object, the utility model provides a following technical scheme: a steel chisel for lofting of road paving construction comprises a steel chisel, wherein a convex block is fixedly connected to the top of the steel chisel, a conical head is arranged at the bottom of the steel chisel, and a positioning assembly is arranged on the outer side of the steel chisel;
the positioning assembly comprises a lantern ring, a supporting rod, a groove, a sleeve, a screw, a bottom plate, a round shell, a chute, a rotating rod, a cylinder and a sliding rod;
the inner wall of the lantern ring and the outer wall clearance fit of drill rod, the equal rigid coupling in both ends has branch, right side about the lantern ring the top processing of branch is fluted, and is left the bottom of branch is rotated and is connected with the sleeve, telescopic inner wall threaded connection has the screw rod, the bottom rigid coupling of screw rod has the bottom plate, the outer wall below threaded connection of the lantern ring has the round shell, the bottom processing of round shell has the chute, the inner wall clearance fit of chute has the slide bar, the bottom rigid coupling of slide bar has the bull stick, the top inboard of bull stick rotates with the bottom inboard of the lantern ring to be connected, the outer wall inboard of bull stick rotates and is connected with the drum. The design can carry out vertical location to the drill rod like this, and then is convenient for insert ground, and the height of drill rod can be adjusted.
Preferably, the chutes are annularly and equidistantly distributed. The design makes the rotating rod rotate when the round shell rotates.
Preferably, the inclined grooves correspond to the slide bars in position one to one. The design makes the bull stick can drive the drum simultaneously and inwards rotate, and then supports tightly with the outer wall of drill rod.
Preferably, the struts are symmetrically distributed about the axis of the collar. Such a design may allow the collar to be more balanced in use.
Preferably, the collar and the drill steel constitute a sliding structure. The design can play a guiding role in the steel chisel.
Preferably, the top of the conical head is provided with a clamping component;
the clamping component comprises an inserted bar, a slot, a clamping groove and a bolt;
the bottom of the inserted bar is fixedly connected with the top of the conical head, the outer wall of the inserted bar is in clearance fit with the bottom of the steel chisel through a slot, a clamping groove is machined in the outer wall of the inserted bar, a bolt is in clearance fit with the clamping groove on the left side, and the outer wall of the bolt is in threaded connection with the left end of the steel chisel. The design can be changed to the conical head.
Preferably, the nut of the bolt is embedded in the left end of the drill rod. The design ensures that the steel chisel nail is not influenced when being nailed into the ground.
Preferably, the shape of the inserted rod is matched with that of the slot. The design can make the connection of conical head and drill rod more firm.
Compared with the prior art, the beneficial effects of the utility model are that: this highway paves construction drill rod for laying-out, through the drill rod, the lug, conical head and locating component's cooperation, make the device when using, the clearance fit of accessible chute and slide bar, and the bull stick is connected with the rotation of drum, make the drum play longitudinal sliding positioning action to the drill rod, make the drill rod can vertically insert in the ground, and then promote laying-out precision and efficiency, simultaneously through the threaded connection of sleeve with the screw rod, add up the setting of branch and recess, make the height-adjustable of laying-out, and then promote the laying-out uniformity.
Through the cooperation of drill rod, lug, conical head and screens subassembly for the device is when using, the clearance fit of accessible inserted bar and slot to and the clearance fit of draw-in groove and bolt, user's accessible rotates the bolt and drives in the bolt can control the precession screw-out draw-in groove, and then makes the conical head can realize the fast switch over, and then promotes the life of drill rod greatly, and then reduces the cost expenditure, makes things convenient for people to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom view of the round housing, the rotary rod and the cylinder of FIG. 1;
FIG. 3 is a schematic view of the structure of the drill steel, the inserted rod and the bolt in FIG. 1;
fig. 4 is a schematic bottom view of fig. 3.
In the figure: 1. the steel chisel, 2, a bump, 3, a conical head, 4, a positioning component, 401, a lantern ring, 402, a support rod, 403, a groove, 404, a sleeve, 405, a screw rod, 404, a bottom plate, 407, a round shell, 408, a chute, 409, a rotating rod, 410, a cylinder, 411, a sliding rod, 5, a clamping component, 501, an inserted rod, 502, a slot, 503, a clamping groove, 504 and a bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a highway paves construction drill rod for laying-out, includes drill rod 1, and the top rigid coupling of drill rod 1 has lug 2, and the bottom of drill rod 1 is equipped with conical head 3, and the outside of drill rod 1 is equipped with locating component 4.
The positioning component 4 comprises a lantern ring 401, a support rod 402, a groove 403, a sleeve 404, a screw 405, a bottom plate 406, a round shell 407, a chute 408, a rotating rod 409, a cylinder 410 and a sliding rod 411, wherein the inner wall of the lantern ring 401 is in clearance fit with the outer wall of the steel chisel 1, the lantern ring 401 and the steel chisel 1 form a sliding structure, the design can guide the steel chisel 1, the support rods 402 are fixedly connected to the left end and the right end of the lantern ring 401, the support rods 402 are symmetrically distributed around the axis of the lantern ring 401, the lantern ring 401 is more balanced when in use, the groove 403 is processed at the top of the support rod 402 on the right side, the sleeve 404 is rotatably connected to the bottom of the support rod 402 on the left side, the screw 405 is connected to the inner wall of the sleeve 404 through threads, the bottom plate 406 is fixedly connected to the bottom of the screw 405, the round shell 407 is connected to the outer wall of the lantern ring 401 through threads, the, the inner wall clearance fit of chute 408 has slide bar 411, and chute 408 and slide bar 411's position one-to-one, the design makes bull stick 409 drive drum 410 simultaneously and inwards rotates, and then supports tightly with the outer wall of borer 1, and the bottom rigid coupling of slide bar 411 has bull stick 409, and the top inboard of bull stick 409 rotates with the bottom inboard of lantern ring 401 to be connected, and the outer wall inboard of bull stick 409 rotates and is connected with drum 410.
The top of awl head 3 is equipped with clamping component 5, clamping component 5 includes inserted bar 501, slot 502, draw-in groove 503 and bolt 504, the bottom of inserted bar 501 and the top fixed connection of awl head 3, the bottom clearance fit of slot 502 and drill rod 1 is passed through to the outer wall of inserted bar 501, the shape of inserted bar 501 and slot 502 agrees with mutually, the design can make the connection of awl head 3 and drill rod 1 more fasten like this, the outer wall processing of inserted bar 501 has draw-in groove 503, the clearance fit of left draw-in groove 503 has bolt 504, the outer wall of bolt 504 and the left end threaded connection of drill rod 1, the nut of bolt 504 is embedded in the left end of drill rod 1, the design makes drill rod 1 not influenced when nailing into the ground like this.
In this embodiment, when the steel chisel for lofting in road paving construction is used, firstly, the steel chisel 1 is inserted into the lantern ring 401, and the foot is used to step on the bottom plate 405, the reference line is embedded into the groove 403 at the top of the right side supporting rod 402 through the threaded connection of the sleeve 404 and the screw 405, the round shell 401 is rotated, the round shell 407 is rotated through the threaded connection of the round shell 407 and the lantern ring 401, the rotating rod 409 is simultaneously rotated through the clearance fit of the sliding rod 411 and the chute 408, the rotating rod 409 is further driven to be simultaneously rotated, the cylinder 410 is further driven to be tightly abutted against the outer wall of the steel chisel 1, so as to clamp and fix the steel chisel 1, meanwhile, due to the rotating connection of the cylinder 410 and the rotating rod 409, the steel chisel 1 is not affected in up-down sliding, at this time, the convex block 2 is driven by an external power device or a hammer, so that the steel chisel 1 is vertically inserted into the ground through the conical head 3, and then, and the clearance fit of draw-in groove 503 and bolt 504, in rotating bolt 504 roll-off draw-in groove 503 for conical head 3 can realize quick replacement, and then prolongs the life of drill rod 1, and then makes things convenient for people to use.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a highway paves construction and lofts and uses drill rod, includes drill rod (1), its characterized in that: the top of the steel chisel (1) is fixedly connected with a convex block (2), the bottom of the steel chisel (1) is provided with a conical head (3), and the outer side of the steel chisel (1) is provided with a positioning component (4);
the positioning assembly (4) comprises a lantern ring (401), a support rod (402), a groove (403), a sleeve (404), a screw rod (405), a bottom plate (406), a round shell (407), an inclined groove (408), a rotating rod (409), a cylinder (410) and a sliding rod (411);
the inner wall of the lantern ring (401) is in clearance fit with the outer wall of the steel chisel (1), the left end and the right end of the lantern ring (401) are fixedly connected with a supporting rod (402), the top of the supporting rod (402) on the right side is provided with a groove (403), the bottom of the supporting rod (402) on the left side is rotatably connected with a sleeve (404), the inner wall of the sleeve (404) is in threaded connection with a screw (405), the bottom of the screw (405) is fixedly connected with a bottom plate (406), a round shell (407) is connected below the outer wall of the lantern ring (401) in a threaded manner, a chute (408) is processed at the bottom of the round shell (407), a sliding rod (411) is in clearance fit with the inner wall of the chute (408), a rotating rod (409) is fixedly connected to the bottom of the sliding rod (411), the inner side of the top of the rotating rod (409) is rotatably connected with the inner side of the bottom of the lantern ring (401), and the inner side of the outer wall of the rotating rod (409) is rotatably connected with the cylinder (410).
2. The drill steel for lofting in road paving construction according to claim 1, wherein: the chutes (408) are distributed in an annular shape at equal intervals.
3. The drill steel for lofting in road paving construction according to claim 1, wherein: the positions of the inclined grooves (408) correspond to the positions of the sliding rods (411) one by one.
4. The drill steel for lofting in road paving construction according to claim 1, wherein: the struts (402) are distributed axisymmetrically with respect to the collar (401).
5. The drill steel for lofting in road paving construction according to claim 1, wherein: the lantern ring (401) and the steel chisel (1) form a sliding structure.
6. The drill steel for lofting in road paving construction according to claim 1, wherein: a clamping component (5) is arranged at the top of the conical head (3);
the clamping component (5) comprises an inserting rod (501), a slot (502), a clamping groove (503) and a bolt (504);
the bottom of the inserted bar (501) is fixedly connected with the top of the conical head (3), the outer wall of the inserted bar (501) is in clearance fit with the bottom of the steel chisel (1) through a slot (502), a clamping groove (503) is machined in the outer wall of the inserted bar (501), a bolt (504) is in clearance fit with the clamping groove (503) on the left side, and the outer wall of the bolt (504) is in threaded connection with the left end of the steel chisel (1).
7. The drill steel for lofting of road paving construction according to claim 6, wherein: the nut of the bolt (504) is embedded in the left end of the drill rod (1).
8. The drill steel for lofting of road paving construction according to claim 6, wherein: the shape of the inserted rod (501) is matched with that of the slot (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020774055.9U CN212477354U (en) | 2020-05-12 | 2020-05-12 | Steel chisel for road paving construction lofting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020774055.9U CN212477354U (en) | 2020-05-12 | 2020-05-12 | Steel chisel for road paving construction lofting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212477354U true CN212477354U (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020774055.9U Expired - Fee Related CN212477354U (en) | 2020-05-12 | 2020-05-12 | Steel chisel for road paving construction lofting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212477354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565080A (en) * | 2021-09-07 | 2021-10-29 | 日照市方兴建筑工程有限公司 | Free-fall-based frame column type electric lifting drilling detection device and implementation method |
| CN114855567A (en) * | 2022-04-08 | 2022-08-05 | 山东九强集团有限公司 | Novel elevation control that paves of basic unit device |
-
2020
- 2020-05-12 CN CN202020774055.9U patent/CN212477354U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565080A (en) * | 2021-09-07 | 2021-10-29 | 日照市方兴建筑工程有限公司 | Free-fall-based frame column type electric lifting drilling detection device and implementation method |
| CN114855567A (en) * | 2022-04-08 | 2022-08-05 | 山东九强集团有限公司 | Novel elevation control that paves of basic unit device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210205 Termination date: 20210512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |