CN110409824B - Positioning and point finding device - Google Patents
Positioning and point finding device Download PDFInfo
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- CN110409824B CN110409824B CN201910677320.3A CN201910677320A CN110409824B CN 110409824 B CN110409824 B CN 110409824B CN 201910677320 A CN201910677320 A CN 201910677320A CN 110409824 B CN110409824 B CN 110409824B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/02—Means for marking measuring points
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- Architecture (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laser Beam Processing (AREA)
- Lasers (AREA)
Abstract
The invention discloses a positioning and point-finding device which comprises a mounting base and a laser marking device, wherein the laser marking device is connected to the mounting base, the mounting base is rod-shaped and is horizontally arranged, a strip-shaped groove is formed in the upper surface of the mounting base, the length direction of the strip-shaped groove is consistent with the length direction of the mounting base, one end of the strip-shaped groove penetrates out of the side surface of the mounting base, the laser marking device is positioned in the strip-shaped groove, and the laser marking device is hinged to the wall of the strip-shaped groove. The positioning and point-finding device is suitable for a linear alignment point-finding device on the side template, particularly for point-finding marking of the side template, and ensures that a pull rod of a drawing tool is vertically connected with the side template, so that the connection stability of the side template is ensured.
Description
Technical Field
The invention relates to a device for positioning by utilizing laser, in particular to a positioning and point finding device,
background
During engineering construction, a template support system is often required to be built, wherein a support rod is arranged below a bottom template, and a side template can be connected with the bottom template through a plurality of drawing tools to keep stability; the die drawing tool comprises a fixed seat and a pull rod, the fixed seat is firstly nailed on the bottom template to form positioning during installation, then the side template is punched, finally one end of the pull rod is connected with the fixed seat, and the other end of the pull rod penetrates through the side template and is sleeved with a locking nut. In order to improve the stability of the drawing die, when the pull rod penetrates through the side die plate, the pull rod needs to be kept perpendicular to the side die plate as much as possible, so that the requirement on the punching position on the side die plate is higher, and the punching position on the side die plate and a positioned connecting line are perpendicular to the side die plate as much as possible; in present operation, operating personnel usually rely on the range estimation or use simple tools such as wooden stick and rope to predict the position of punching, and the precision is not high, and the through-hole position of seting up often can not guarantee to keep perpendicular between pull rod and the side form board, influences the fixed effect of side form board, and the side form board takes place the condition such as not hard up easily, and then influences the effect of pouring.
Disclosure of Invention
The invention provides a linear alignment point finding device suitable for side templates, in particular to point finding marking on the side templates, and the linear alignment point finding device has the advantages of simple operation, compact structure, convenience in carrying and higher precision.
The technical scheme is as follows:
a positioning and point finding device is characterized in that: the laser marking device is connected to the mounting base;
the mounting base is rod-shaped, the mounting base is horizontally arranged, the laser marking device comprises a connecting rod, the connecting rod is vertically arranged on the mounting base,
the connecting rod with mounting base mutually perpendicular, laser marking device still includes the laser beam-emitting mast, the laser beam-emitting mast sets up the upper end of connecting rod.
The technical scheme has the remarkable effects that: the mounting base is attached to the side formwork, the laser marking device is rotated to the angle perpendicular to the mounting base, laser rays emitted by the laser emitting rod can extend linearly, and the laser emitting rod is aligned to be positioned, so that the corresponding point of the drawing tool on the side formwork is determined.
The upper surface of the mounting base is provided with a strip-shaped groove, the length direction of the strip-shaped groove is consistent with the length direction of the mounting base, and any end of the strip-shaped groove penetrates out of the side surface of the mounting base;
the lower end of the connecting rod is positioned in the strip-shaped groove, and the lower end of the connecting rod is hinged with the groove wall of the strip-shaped groove. Technical scheme more than adopting, in the bar recess can be placed to laser marking device, portable and can effectual protection laser marking device.
Be equipped with articulated seat on the side of mounting base, articulated on the articulated seat have the layering, the layering with the length direction of bar recess is perpendicular, the layering is close to the hinged end of connecting rod, the layering is located the notch department of bar recess.
Two groove walls of the strip-shaped groove are respectively provided with a fixed opening, the fixed openings on the two groove walls of the strip-shaped groove are arranged oppositely, and the fixed openings penetrate through the groove walls of the strip-shaped groove;
the hinged seat is located at any one of the fixed openings, one end of the pressing strip is hinged to the hinged seat, and the pressing strip is clamped in the fixed openings.
The vertical installation blind hole that is equipped with of up end of connecting rod, the vertical activity of laser-emitting rod is inserted the installation blind hole, the upper end of laser-emitting rod stretches out the installation blind hole. Technical scheme more than adopting, when laser emission device perpendicular to mounting base, the layering card is established and can be prevented in fixed opening that laser emission device from taking place to rotate, and when laser emission device was located the bar recess, the layering card was established and can be prevented in fixed opening that laser emission device pops out, effectual protection laser emission device with play the effect of convenient carrying.
The laser emission rod comprises a positive electrode seat, a negative electrode seat and a tube body, the tube body is vertically and movably inserted into the mounting blind hole, the positive electrode seat and the negative electrode seat are both arranged in the tube body, the positive electrode seat is close to the upper end of the tube body, the negative electrode seat is close to the lower end of the tube body, and a battery cavity is formed between the positive electrode seat and the negative electrode seat;
the inner wall of the tube body is also provided with an electrode elastic sheet, the electrode elastic sheet is positioned below the negative electrode seat, the laser emission rod further comprises a laser module, the laser module is positioned in the tube body and positioned right above the positive electrode seat, the laser module is connected with the positive electrode seat, and the electrode elastic sheet is connected with the laser module through an insulated wire;
and a conductive block is fixed at the bottom of the mounting blind hole, extends into the lower end of the tube body, is attached to the electrode elastic sheet, and is attached to the negative electrode base.
The inner cavity of the tube body comprises an upper mounting hole and a lower connecting hole, the aperture of the connecting hole is larger than that of the mounting hole, the positive electrode seat is positioned at the upper end of the mounting hole, the negative electrode seat is mounted at the lower end of the mounting hole, the electrode elastic sheet is positioned on the inner wall of the connecting hole, and the conductive block extends into the connecting hole;
a lead through hole is formed in the pipe wall of the pipe body, one end of the lead through hole is communicated with the mounting hole and is close to the laser module, the other end of the lead through hole is communicated with the connecting hole and is close to the electrode elastic sheet, and the insulated lead is located in the lead through hole;
the body includes slip pipe and fixed pipe, the slip pipe with the equal vertical setting of fixed pipe, the slip pipe with fixed pipe switch-on, the slip pipe is located under the fixed pipe, the external diameter of slip pipe is greater than the external diameter of fixed pipe, the slip pipe is located in the installation blind hole, fixed pipe stretches out the installation blind hole.
The upper end of the connecting rod is also provided with a rotating sleeve, the rotating sleeve comprises a sleeve body and a capping cover plate, the sleeve body is vertically arranged, the capping cover plate is horizontally arranged, the edge of the capping cover plate is connected with the upper end edge of the sleeve body, the outer wall of the upper end of the connecting rod is provided with threads, the inner wall of the sleeve body is provided with threads, the sleeve body is connected with the upper end threads of the connecting rod, the center of the upper surface of the capping cover plate is provided with a fixed pipe opening, the fixed pipe opening vertically penetrates through the capping cover plate, the fixed pipe extends out of the fixed pipe opening, and the lower surface of the capping cover plate is attached to the upper end surface of the sliding pipe;
the fixed pipe is further sleeved with a locking nut, the outer wall of the fixed pipe is provided with threads, the locking nut is in threaded connection with the fixed pipe and is located right above the capping cover plate, and the capping cover plate is pressed on the upper end face of the sliding pipe by the locking nut;
the bottom of the installation blind hole is provided with a bolt hole, the bolt hole is vertically arranged, a fixing hole vertically penetrates through the conductive block, a locking bolt is further arranged on the conductive block, the locking bolt penetrates through the fixing hole, the lower end of the locking bolt extends into the bolt hole, and the conductive block is pressed at the bottom of the installation blind hole by the locking bolt;
threads are arranged on the inner wall of the lower end of the mounting hole, threads are arranged on the outer wall of the negative electrode seat, the negative electrode seat is in threaded connection with the mounting hole, and a hexagon socket wrench hole is formed in the center of the lower surface of the negative electrode seat;
the electrode shell fragment is two, and two the electrode shell fragment all sets up on the inner wall of connecting hole, two the electrode shell fragment is just to setting up, the electrode shell fragment includes canned paragraph and segmental arc, the canned paragraph with the equal vertical setting of segmental arc, the upper end of canned paragraph is fixed on the inner wall of connecting hole, the lower extreme of canned paragraph with the lower extreme fixed connection of segmental arc, the intrados of segmental arc is towards the inner wall of connecting hole.
Through rotating rotatory sleeve drives the body and slides downwards in the installation blind hole, and when the lower extreme of body and the bottom contact of installation blind hole, the conducting block stretched into the connecting hole and contact electrode shell fragment and negative electrode seat simultaneously, thereby made laser module get electricity transmission laser, laser beam's direction is parallel with the direction of laser emission pole, laser beam aligns with the set position of drawing die instrument, the mark point that the extrusion mounting base made its lower surface leaves the mark on the side form board, find the best position of seting up the through-hole. After the use, when the rotating sleeve is rotated reversely to drive the tube body to move upwards, the conductive block leaves the connecting hole, the electrode elastic sheet is disconnected with the negative electrode base, and the laser module is powered off.
Has the advantages that: the invention is suitable for a linear alignment point-finding device on a side template, particularly for point-finding marking on the side template, and ensures that a pull rod of a drawing tool is vertically connected with the side template, thereby ensuring the connection stability of the side template.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
FIG. 4 is a schematic view of the closed state of the present invention;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic cross-sectional view illustrating a power-on state of the laser module;
FIG. 7 is a cross-sectional view of the laser module in a power-off state;
FIG. 8 is a partial enlarged view X of FIG. 7;
FIG. 9 is a schematic view of the environment in which the present invention is used;
fig. 10 is a schematic view of the installation and use effect of the invention.
Detailed Description
The invention is further illustrated by the following examples and figures.
As shown in fig. 1 to 10, a positioning and point finding device includes a mounting base 1, a laser emitting rod 3, a connecting rod 4, a hinge seat 5, a pressing bar 6, a positive electrode seat 9, a negative electrode seat 10, a tube 11, an electrode elastic sheet 12, a laser module 13, a conductive block 14, a sleeve body 16, a capping cover plate 17 and a lock nut 18, wherein:
the laser marking device comprises a mounting base 1 and a laser marking device 2, wherein the laser marking device 2 is connected to the mounting base 1;
the mounting base 1 is rod-shaped, the mounting base 1 is horizontally arranged, the laser marking device 2 comprises a connecting rod 4, the connecting rod 4 is vertically arranged on the mounting base 1,
connecting rod 4 with 1 mutually perpendicular of mounting base, laser marking device 2 still includes laser emission pole 3, laser emission pole 3 sets up the upper end of connecting rod 4.
Specifically, the method comprises the following steps:
a strip-shaped groove is formed in the upper surface of the mounting base 1, the length direction of the strip-shaped groove is consistent with that of the mounting base 1, and any end of the strip-shaped groove penetrates out of the side face of the mounting base 1;
the lower end of the connecting rod 4 is positioned in the strip-shaped groove, and the lower end of the connecting rod 4 is hinged with the groove wall of the strip-shaped groove.
Be equipped with articulated seat 5 on the side of mounting base 1, articulated on the articulated seat 5 have layering 6, layering 6 with the length direction of bar recess is perpendicular, layering 6 is close to the hinged end of connecting rod 4, layering 6 is located the notch department of bar recess.
Two groove walls of the strip-shaped groove are respectively provided with a fixed opening, the fixed openings on the two groove walls of the strip-shaped groove are arranged oppositely, and the fixed openings penetrate through the groove walls of the strip-shaped groove;
articulated seat 5 is located arbitrary one fixed opening part, the one end of layering 6 articulates on articulated seat 5, layering 6 card is established in the fixed opening part.
The vertical installation blind hole that is equipped with of up end of connecting rod 4, the vertical activity of laser emission pole 3 is inserted the installation blind hole, the upper end of laser emission pole 3 stretches out the installation blind hole.
The laser emission rod 3 comprises a positive electrode seat 9, a negative electrode seat 10 and a tube body 11, the tube body 11 is vertically and movably inserted into the mounting blind hole, the positive electrode seat 9 and the negative electrode seat 10 are both arranged in the tube body 11, the positive electrode seat 9 is close to the upper end of the tube body 11, the negative electrode seat 10 is close to the lower end of the tube body 11, and a battery cavity is formed between the positive electrode seat 9 and the negative electrode seat 10;
the inner wall of the tube body 11 is further provided with an electrode elastic sheet 12, the electrode elastic sheet 12 is located below the negative electrode holder 10, the laser emission rod 3 further comprises a laser module 13, the laser module 13 is located in the tube body 11, the laser module 13 is located right above the positive electrode holder 9, the laser module 13 is connected with the positive electrode holder 9, and the electrode elastic sheet 12 is connected with the laser module 13 through an insulated wire;
a conductive block 14 is fixed at the bottom of the mounting blind hole, the conductive block 14 extends into the lower end of the tube body 11, the conductive block 14 is attached to the electrode spring 12, and the conductive block 14 is attached to the negative electrode base 10.
The inner cavity of the tube body 11 comprises an upper mounting hole and a lower connecting hole, the aperture of the connecting hole is larger than that of the mounting hole, the positive electrode base 9 is positioned at the upper end of the mounting hole, the negative electrode base 10 is mounted at the lower end of the mounting hole, the electrode elastic sheet 12 is positioned on the inner wall of the connecting hole, and the conductive block 14 extends into the connecting hole;
a wire through hole is formed in the tube wall of the tube body 11, one end of the wire through hole is communicated with the mounting hole and is close to the laser module 13, the other end of the wire through hole is communicated with the connecting hole and is close to the electrode elastic sheet 12, and the insulated wire is located in the wire through hole;
the body 11 includes slip pipe and fixed pipe, the slip pipe with the equal vertical setting of fixed pipe, the slip pipe with fixed pipe switch-on, the slip pipe is located under the fixed pipe, the external diameter of slip pipe is greater than the external diameter of fixed pipe, the slip pipe is located in the installation blind hole, fixed pipe stretches out the installation blind hole.
The upper end of the connecting rod 4 is further provided with a rotating sleeve 15, the rotating sleeve 15 comprises a sleeve body 16 and a capping cover plate 17, the sleeve body 16 is vertically arranged, the capping cover plate 17 is horizontally arranged, the edge of the capping cover plate 17 is connected with the edge of the upper end of the sleeve body 16, the outer wall of the upper end of the connecting rod 4 is provided with threads, the inner wall of the sleeve body 16 is provided with threads, the sleeve body 16 is in threaded connection with the upper end of the connecting rod 4, the center of the upper surface of the capping cover plate 17 is provided with a fixed pipe opening, the fixed pipe opening vertically penetrates through the capping cover plate 17, the fixed pipe extends out of the fixed pipe opening, and the lower surface of the capping cover plate 17 is attached to the upper end surface of the sliding pipe;
the fixed pipe is further sleeved with a locking nut 18, the outer wall of the fixed pipe is provided with threads, the locking nut 18 is in threaded connection with the fixed pipe, the locking nut 18 is located right above the top cover plate 17, and the locking nut 18 presses the top cover plate 17 on the upper end face of the sliding pipe;
the bottom of the installation blind hole is provided with a bolt hole, the bolt hole is vertically arranged, a fixing hole vertically penetrates through the conductive block 14, a locking bolt is further arranged on the conductive block 14 and penetrates through the fixing hole, the lower end of the locking bolt extends into the bolt hole, and the locking bolt presses the conductive block 14 to the bottom of the installation blind hole;
threads are arranged on the inner wall of the lower end of the mounting hole, threads are arranged on the outer wall of the negative electrode seat 10, the negative electrode seat 10 is in threaded connection with the mounting hole, and an inner hexagonal wrench hole is formed in the center of the lower surface of the negative electrode seat 10;
the electrode elastic sheet 12 is two, the two electrode elastic sheets 12 are arranged on the inner wall of the connecting hole, the two electrode elastic sheets 12 are arranged right opposite to each other, each electrode elastic sheet 12 comprises a fixed section and an arc-shaped section, the fixed sections and the arc-shaped sections are vertically arranged, the upper ends of the fixed sections are fixed on the inner wall of the connecting hole, the lower ends of the fixed sections are fixedly connected with the lower ends of the arc-shaped sections, and the inner arc surfaces of the arc-shaped sections face the inner wall of the connecting hole.
Still be equipped with the protrusion piece on the mounting base 1, the protrusion piece with laser marking device 2 sets up back to back, works as when laser marking device 2 aims at the drawing die instrument, extrudees mounting base 1, the protrusion piece leaves the trace at the side form board and determines the point that needs.
During actual construction, the bottom template t is horizontally arranged, the side template v is vertically arranged at the edge of the bottom template t, the side template v is perpendicular to the bottom template t, the fixed seat u is fixedly arranged on the bottom template t, and the fixed seat u and the side template v are connected through the pull rod r. However, in order to ensure the best fixing effect of the side template v, the side template v is perpendicular to the pull rod r, namely the pull rod r2 and the through hole w2 of the side template v are selected as the optimal scheme, in order to ensure that the hole is found according to the optimal scheme, the press strip 6 arranged in the groove is opened, the laser marking device 2 is perpendicular to the mounting base 1, then the mounting base 1 is attached to the inner wall of the side template v, the rotating sleeve 15 is rotated to enable the laser beam emitted by the laser emitting rod 3 to be aligned with the existing positioning s of the die drawing tool u, the laser beam emitted by the laser emitting rod 3 is ensured to be perpendicular to the mounting base 1, the mounting base 1 is squeezed to enable the marking points on the lower surface of the mounting base to leave marks on the side template v, the best position for forming the through hole is found, and the best through hole w2 is found on the side.
After the use, rotate the layering 6 that sets up at the notch, adjust and rotate laser marking device 2 to the bar recess in, rotate layering 6 again and to fixed opening in, prevent that laser marking device 2 from popping out to portable.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (8)
1. A positioning and point finding device is characterized in that: the laser marking device comprises a mounting base (1) and a laser marking device (2), wherein the laser marking device (2) is connected to the mounting base (1);
the laser marking device is characterized in that the mounting base (1) is rod-shaped, the mounting base (1) is horizontally arranged, the laser marking device (2) comprises a connecting rod (4), the connecting rod (4) is vertically arranged on the mounting base (1), the connecting rod (4) is perpendicular to the mounting base (1), the laser marking device (2) further comprises a laser emitting rod (3), and the laser emitting rod (3) is arranged at the upper end of the connecting rod (4);
a strip-shaped groove is formed in the upper surface of the mounting base (1), the length direction of the strip-shaped groove is consistent with that of the mounting base (1), and any end of the strip-shaped groove penetrates out of the side face of the mounting base (1);
the lower end of the connecting rod (4) is positioned in the strip-shaped groove, and the lower end of the connecting rod (4) is hinged with the groove wall of the strip-shaped groove.
2. The positioning and spotting apparatus of claim 1, wherein: be equipped with articulated seat (5) on the side of mounting base (1), articulated on articulated seat (5) have layering (6), layering (6) with the length direction of bar recess is perpendicular, layering (6) are close to the hinged end of connecting rod (4), layering (6) are located the notch department of bar recess.
3. The positioning and spotting apparatus of claim 2, wherein: two groove walls of the strip-shaped groove are respectively provided with a fixed opening, the fixed openings on the two groove walls of the strip-shaped groove are arranged oppositely, and the fixed openings penetrate through the groove walls of the strip-shaped groove;
articulated seat (5) are located arbitrary one fixed opening part, the one end of layering (6) articulates on articulated seat (5), layering (6) card is established in the fixed opening part.
4. The positioning and spotting apparatus of claim 3, wherein: the vertical installation blind hole that is equipped with of up end of connecting rod (4), the vertical activity of laser emission pole (3) is inserted the installation blind hole, the upper end of laser emission pole (3) stretches out the installation blind hole.
5. The positioning and spotting apparatus of claim 4, wherein: the laser emission rod (3) comprises a positive electrode seat (9), a negative electrode seat (10) and a pipe body (11), the pipe body (11) is vertically movably inserted into the mounting blind hole, the positive electrode seat (9) and the negative electrode seat (10) are arranged in the pipe body (11), the positive electrode seat (9) is close to the upper end of the pipe body (11), the negative electrode seat (10) is close to the lower end of the pipe body (11), and a battery cavity is formed between the positive electrode seat (9) and the negative electrode seat (10);
the inner wall of the tube body (11) is further provided with an electrode elastic sheet (12), the electrode elastic sheet (12) is located below the negative electrode seat (10), the laser emission rod (3) further comprises a laser module (13), the laser module (13) is located in the tube body (11), the laser module (13) is located right above the positive electrode seat (9), the laser module (13) is connected with the positive electrode seat (9), and the electrode elastic sheet (12) is connected with the laser module (13) through an insulated wire;
the bottom of the mounting blind hole is fixedly provided with a conductive block (14), the conductive block (14) extends into the lower end of the tube body (11), the conductive block (14) is attached to the electrode elastic sheet (12), and the conductive block (14) is attached to the negative electrode base (10).
6. The positioning and spotting apparatus of claim 5, wherein: the inner cavity of the tube body (11) comprises an upper mounting hole and a lower connecting hole, the aperture of the connecting hole is larger than that of the mounting hole, the positive electrode base (9) is located at the upper end of the mounting hole, the negative electrode base (10) is mounted at the lower end of the mounting hole, the electrode elastic sheet (12) is located on the inner wall of the connecting hole, and the conductive block (14) extends into the connecting hole;
a wire through hole is formed in the pipe wall of the pipe body (11), one end of the wire through hole is communicated with the mounting hole and is close to the laser module (13), the other end of the wire through hole is communicated with the connecting hole and is close to the electrode elastic sheet (12), and the insulated wire is located in the wire through hole;
the pipe body (11) comprises a sliding pipe and a fixed pipe, the sliding pipe and the fixed pipe are vertically arranged, the sliding pipe is communicated with the fixed pipe, the sliding pipe is located under the fixed pipe, the outer diameter of the sliding pipe is larger than that of the fixed pipe, the sliding pipe is located in the installation blind hole, and the fixed pipe extends out of the installation blind hole.
7. The positioning and spotting apparatus of claim 6, wherein: the upper end of the connecting rod (4) is further provided with a rotating sleeve (15), the rotating sleeve (15) comprises a sleeve body (16) and a top sealing cover plate (17), the sleeve body (16) is vertically arranged, the top sealing cover plate (17) is horizontally arranged, the edge of the top sealing cover plate (17) is connected with the edge of the upper end of the sleeve body (16), the outer wall of the upper end of the connecting rod (4) is provided with threads, the inner wall of the sleeve body (16) is provided with threads, the sleeve body (16) is in threaded connection with the upper end of the connecting rod (4), the center of the upper surface of the top sealing cover plate (17) is provided with a fixed pipe opening, the fixed pipe opening vertically penetrates through the top sealing cover plate (17), the fixed pipe extends out of the fixed pipe opening, and the lower surface of the top sealing cover plate (17) is attached to the upper end surface of the sliding pipe;
the fixed pipe is further sleeved with a locking nut (18), the outer wall of the fixed pipe is provided with threads, the locking nut (18) is in threaded connection with the fixed pipe, the locking nut (18) is located right above the top sealing cover plate (17), and the locking nut (18) presses the top sealing cover plate (17) on the upper end face of the sliding pipe;
the bottom of the installation blind hole is provided with a bolt hole, the bolt hole is vertically arranged, a fixing hole vertically penetrates through the conductive block (14), a locking bolt is further arranged on the conductive block (14), the locking bolt penetrates through the fixing hole, the lower end of the locking bolt extends into the bolt hole, and the locking bolt presses the conductive block (14) at the bottom of the installation blind hole;
the lower end inner wall of the mounting hole is provided with threads, the outer wall of the negative electrode seat (10) is provided with threads, the negative electrode seat (10) is in threaded connection with the mounting hole, and the center of the lower surface of the negative electrode seat (10) is provided with an inner hexagonal wrench hole.
8. The positioning and spotting apparatus of claim 7, wherein: the electrode elastic sheet (12) is two, the electrode elastic sheets (12) are arranged on the inner wall of the connecting hole, the electrode elastic sheets (12) are arranged right opposite to each other, the electrode elastic sheets (12) comprise a fixed section and an arc-shaped section, the fixed section and the arc-shaped section are vertically arranged, the upper end of the fixed section is fixed on the inner wall of the connecting hole, the lower end of the fixed section is fixedly connected with the lower end of the arc-shaped section, and the inner arc surface of the arc-shaped section faces towards the inner wall of the connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910677320.3A CN110409824B (en) | 2019-07-25 | 2019-07-25 | Positioning and point finding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910677320.3A CN110409824B (en) | 2019-07-25 | 2019-07-25 | Positioning and point finding device |
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| CN110409824A CN110409824A (en) | 2019-11-05 |
| CN110409824B true CN110409824B (en) | 2021-05-25 |
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| CN110409824A (en) | 2019-11-05 |
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