CN110615323B - Hand-operated measuring instrument - Google Patents

Hand-operated measuring instrument Download PDF

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Publication number
CN110615323B
CN110615323B CN201910873934.9A CN201910873934A CN110615323B CN 110615323 B CN110615323 B CN 110615323B CN 201910873934 A CN201910873934 A CN 201910873934A CN 110615323 B CN110615323 B CN 110615323B
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CN
China
Prior art keywords
wire
swing arm
screw rod
signal
wheel shaft
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Active
Application number
CN201910873934.9A
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Chinese (zh)
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CN110615323A (en
Inventor
张建明
贺启宇
石震
马会敬
高文强
毕志明
王涛
隋首钢
王军
张国斌
胡强
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Shandong Shenrong Electrical Technology Co ltd
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Shandong Shenrong Electrical Technology Co ltd
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Priority to CN201910873934.9A priority Critical patent/CN110615323B/en
Publication of CN110615323A publication Critical patent/CN110615323A/en
Application granted granted Critical
Publication of CN110615323B publication Critical patent/CN110615323B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44Constructional details
    • B65H75/4402Guiding arrangements to control paying-out and re-storing of the material
    • B65H75/4405Traversing devices; means for orderly arranging the material on the drum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44Constructional details
    • B65H75/4481Arrangements or adaptations for driving the reel or the material
    • B65H75/4492Manual drives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/36Wires

Abstract

The invention discloses a hand-operated measuring instrument, and belongs to the field of instruments and meters. Comprises a box body, a winding device, a wire arranging device, a signal wire, a controller, a signal collector and a battery, wherein the winding device, the wire arranging device, the signal wire, the controller, the signal collector and the battery are arranged in the box body. The winding device comprises a wheel shaft, the wheel shaft is connected with a winding roll through a one-way bearing and a flat key, one end of the wheel shaft penetrates through the side wall of the box body and is connected with a rocking handle, and the other end of the wheel shaft is connected with a conductive slip ring; the wire arranging device comprises a reciprocating screw rod and a swing arm guide shaft, the reciprocating screw rod and the swing arm guide shaft are parallel to a wheel shaft, a swing arm penetrates through the reciprocating screw rod and the swing arm guide shaft, the reciprocating screw rod is connected with the wheel shaft through a synchronous belt, and a wire threading hole is formed in the swing arm; the signal wire is wound on the winding roll, one end of the signal wire is connected with the controller through the conductive slip ring, and the other end of the signal wire penetrates through the threading hole to be connected with the signal collector. The invention can realize the measurement of different distances in the field, and simultaneously realize manual winding and unwinding and automatic wire arrangement, so that the signal wires are orderly wound on the winding roll, the service life of the cable is prolonged, and the measurement result is more accurate.

Description

Hand-operated measuring instrument
Technical Field
The invention relates to the field of instruments and meters, in particular to a hand-operated measuring instrument.
Background
At present, various measuring devices are distributed on the market, wherein the measuring devices used in the field are various, but the common field measuring devices need to be additionally connected with a plurality of meter signal wires to complete the signal acquisition. Generally, the detection device and the measurement signal line are two independent parts, manual wire winding and unwinding are needed in the using process, and the influence of human factors is large in the wire winding and unwinding process. Because the worker does not obey the use standard in the use, often lead to the phenomenon such as the rupture of measurement signal line, twist together, finally reduce the life of measurement signal line and the inaccurate of measured data.
Disclosure of Invention
In order to solve the technical problems, the invention provides a hand-operated measuring instrument which can realize manual winding and unwinding and automatic winding while completing different distance measurement in the field, so that signal wires are orderly wound on a winding roll, the service life of a cable is prolonged, and the measuring result is more accurate.
The technical scheme provided by the invention is as follows:
the utility model provides a hand formula measuring apparatu, includes the box, be provided with spiral device, winding displacement device, signal line, controller, signal collector and battery in the box, wherein:
the winding device comprises a winding roll, a wheel shaft penetrates through the center of the winding roll, the wheel shaft is connected with the winding roll through a one-way bearing and a flat key, one end of the wheel shaft penetrates through the side wall of the box body and is connected with a rocking handle, and the other end of the wheel shaft is connected with a conductive slip ring;
the wire arranging device comprises a reciprocating screw rod, a swing arm and a swing arm guide shaft, the reciprocating screw rod and the swing arm guide shaft are arranged in parallel with the wheel shaft, the swing arm penetrates through the reciprocating screw rod and the swing arm guide shaft, the reciprocating screw rod is connected with the wheel shaft through a synchronous belt, and a wire threading hole is formed in the swing arm;
the signal wire is wound on the winding roll, one end of the signal wire is connected with the controller through the conductive slip ring, the other end of the signal wire penetrates through the threading hole to be connected with the signal collector, and the controller is connected with the battery.
Further, be provided with the baffle in the box, cavity is separated out to baffle and box lateral wall, signal collector sets up in the cavity, the side door that can open and shut has been seted up to the cavity department on the box lateral wall, be provided with the threading window on the baffle, be provided with the brush on the threading window.
Further, mounting brackets are arranged at two ends of the wheel shaft, the wheel shaft is connected with the mounting brackets through bearings, and the mounting brackets are connected with the bottom of the inner wall of the box body through screws; the reciprocating screw rod is characterized in that a screw rod mandrel penetrates through the center of the reciprocating screw rod, fixing supports are arranged at two ends of the screw rod mandrel and are connected with the fixing supports through bearings, and the fixing supports are connected with the bottom of the inner wall of the box body through screws.
Furthermore, a first synchronous belt pulley is arranged on the outer wall of the conductive sliding ring, a second synchronous belt pulley is arranged between the reciprocating screw rod and the fixed support on the screw rod mandrel, and the first synchronous belt pulley and the second synchronous belt pulley are connected through a synchronous belt.
Furthermore, the upper end of the swing arm is matched with the thread of the reciprocating screw rod, the swing arm guide shaft is positioned at the lower end of the reciprocating screw rod, two ends of the swing arm guide shaft are connected with the fixed support, the swing arm guide shaft penetrates through the center of the lower end of the swing arm, and the threading hole is formed in the swing arm and positioned between the reciprocating screw rod and the swing arm guide shaft.
Further, the rocking handle includes handle dish and handle, set up on the handle dish and accomodate the groove, the handle with handle dish rotatable coupling, be provided with on the handle dish with the shaft hole that the shaft is connected.
Furthermore, the number of the winding devices is 2, 2 winding rolls are arranged on a wheel shaft of each winding device, and the wheel shaft of each winding device is connected with 1 rocking handle; the number of the wire arranging devices is 2, and each swing arm of each wire arranging device is provided with 2 wire penetrating holes; the reciprocating screw rods of 1 wire arranging device are connected with the wheel shafts of 1 wire winding device through 1 synchronous belt; the number of the partition boards is 2, and the 2 groups of partition boards are arranged on two sides of the box body to form two cavities; the number of the signal collectors is 4, and 2 signal collectors are arranged in each cavity; and a group of signal wires are wound on each winding roll, one end of each group of signal wires is connected with the controller through the conductive slip ring, and the other end of each group of signal wires penetrates through a threading hole to be connected with a signal collector.
Furthermore, an upper wire protecting cover is arranged above the wire winding device and between the 2 groups of partition plates, a lower wire protecting cover is arranged below the wire winding device, and heat dissipation holes are formed in the upper wire protecting cover and the lower wire protecting cover.
Furthermore, the box body comprises a box cover and a box shell, a first group of threaded holes are formed in the lower edge of the box cover, a second group of threaded holes are formed in the upper edge of the box shell, the first group of threaded holes and the second group of threaded holes are matched, and the box cover and the box shell are connected through screws; a foldable support is arranged at the bottom of the box shell.
Furthermore, a key, a handle, a first groove, a second groove and a charging seat are arranged on the outer wall of the box cover, the controller is fixed on the inner wall of the box cover through screws, the battery is fixed on the inner wall of the box cover through a battery support, the key is connected with the controller, and the charging seat is connected with the battery; the side wall of the box shell is provided with a handle.
The invention has the following beneficial effects:
the hand-operated measuring instrument integrates the measuring equipment and the measuring signal wire, and is provided with the winding device for manually winding and unwinding the wire and the winding device for automatically winding the wire. In addition, the invention can also replace the controller and the corresponding signal collector according to the measurement requirement to finish the acquisition and measurement of different data.
Drawings
Fig. 1 is a schematic view of the overall structure of the hand-operated measuring instrument of the present invention (with the bracket unfolded);
fig. 2 is a schematic view of the overall structure of the hand-operated measuring instrument of the present invention (with the bracket folded);
FIG. 3 is a schematic view of the case cover;
FIG. 4 is a bottom view of FIG. 3;
FIG. 5 is a schematic view of the construction of the enclosure (including the components inside the enclosure);
FIG. 6 is a front view of FIG. 5;
FIG. 7 is a top view of FIG. 5;
FIG. 8 is a sectional view taken along line A-A of FIG. 7;
FIG. 9 is a bottom view of FIG. 5;
FIG. 10 is a schematic view of a cable routing device;
FIG. 11 is a schematic view of the structure of the wire winding device;
FIG. 12 is a right side view of the wire winding device;
FIG. 13 is a sectional view taken along line B-B of FIG. 12;
FIG. 14 is a schematic view of the construction of the rocking handle;
FIG. 15 is a rear view of the rocker handle;
FIG. 16 is a schematic structural view of a stent;
fig. 17 is a schematic view of the structure of the axle.
The numbers of the various components are: the box body 1, the box cover 2, the first groove 3, the handle 4, the key 5, the charging seat 6, the first group of threaded holes 7, the second groove 8, the controller 9, the battery 10, the battery support 11, the box shell 12, the partition 13, the upper wire protecting cover 14, the side door 15, the rocking handle 16, the wire winding device 17, the wire arranging device 18, the brush 19, the lower wire protecting cover 20, the support 21, the second synchronous pulley 22, the synchronous belt 23, the swing arm 24, the reciprocating screw 25, the screw mandrel 26, the fixed support 27, the swing arm guide shaft 28, the handle disc 29, the handle 30, the axle hole 31, the mounting support 32, the axle 33, the wire winding disc 34, the one-way bearing 35, the signal wire 36, the flat key 37, the first synchronous pulley 38, the conductive sliding ring 39, the key groove 40, the signal collector 41, the second group of threaded holes 42, the handle 43, the handle 44, the threading hole 45, the accommodating groove.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The embodiment of the invention provides a hand-operated measuring instrument, which comprises a box body 1 as shown in figures 1-17, wherein a winding device 17, a wire arranging device 18, a signal wire 36, a controller 9, a signal collector 41 and a battery 10 are arranged in the box body 1, wherein:
the winding device 17 comprises a winding roll 34, a wheel shaft 33 penetrates through the center of the winding roll 34, the wheel shaft 33 is connected with the winding roll 34 through a one-way bearing 35 and a flat key 37, one end of the wheel shaft 33 penetrates through the side wall of the box body 1 to be connected with the rocking handle 16, and the other end of the wheel shaft 33 is connected with a conductive sliding ring 39.
The flat key is arranged in the key groove 40, and the one-way bearing enables the winding roll and the wheel shaft to be locked in a first rotating direction (clockwise or anticlockwise) and not to be locked in a second rotating direction (anticlockwise or clockwise); in a first direction of rotation, the spool rotates with the axle and in a second direction of rotation, the spool rotates without the axle rotating.
The wire arranging device 18 comprises a reciprocating screw rod 25, a swing arm 24 and a swing arm guide shaft 28, the reciprocating screw rod 25 and the swing arm guide shaft 28 are arranged in parallel with a wheel shaft 33, the swing arm 27 penetrates through the reciprocating screw rod 25 and the swing arm guide shaft 33, the reciprocating screw rod 25 is connected with the wheel shaft 33 through a synchronous belt 23, a wire through hole 45 is formed in the swing arm 24, and the wire through hole is preferably horizontally arranged and is perpendicular to the reciprocating screw rod.
The reciprocating screw rod is also called as a reciprocating screw rod, and is a screw rod which can enable the slide block to realize reciprocating motion on the premise of not changing the rotation direction of the main shaft. The reciprocating screw rod is provided with two thread grooves with the same thread pitch and opposite rotation directions, and two ends of the reciprocating screw rod are connected by a transition curve. The side surface of the thread groove pushes the sliding block arranged in the thread groove to do axial reciprocating motion through the rotation of the reciprocating screw rod. The invention uses the reciprocating screw rod to push the swing arm to do reciprocating motion, and the swing arm guide shaft is used for guiding the motion direction of the swing arm.
The signal wire 36 is wound on the winding roll 34, one end of the signal wire 36 is connected with the controller 9 through the conductive slip ring 39, the other end of the signal wire passes through the threading hole 45 to be connected with the signal collector 41, and the controller 9 is connected with the battery 10.
When the device is used, the signal collector is pulled out of the box body to a specified measuring position, the signal collector drives the winding roll to rotate along the second rotating direction through the signal wire, the signal cable is pulled out of the winding roll, and the wheel shaft does not rotate along with the winding roll due to the action of the one-way bearing.
During measurement, the controller is connected with the signal collector through the conductive slip ring and the signal line, and the measurement process of the signal collector is controlled through the controller. The battery is connected with the controller and supplies power for the controller.
After the measurement is finished, the rocking handle is manually rotated to enable the wheel shaft to rotate along the first rotating direction, at the moment, the winding roll rotates along with the wheel shaft under the action of the one-way bearing, and the signal wire is retracted to the winding roll. The rotation of shaft is transmitted to the reciprocating screw rod through the synchronous belt, the reciprocating screw rod rotates, under the action of friction force of the thread groove on the reciprocating screw rod, the swing arm moves in a reciprocating manner along the reciprocating screw rod, the signal line penetrating through the thread hole in the swing arm moves in a reciprocating manner along with the swing arm, so that the signal line is wound on the winding roll in order, and finally the signal collector is placed back to the interior of the box body.
The hand-operated measuring instrument integrates measuring equipment (a controller and a signal collector) with a measuring signal wire, and is provided with a winding device for manually winding and unwinding the wire and a wire arranging device for automatically arranging the wire. In addition, the invention can also replace the controller and the corresponding signal collector according to the measurement requirement to finish the acquisition and measurement of different data.
As an improvement of the invention, a partition plate 13 is arranged in a box body 1, the partition plate 13 and the side wall of the box body 1 separate a cavity 47, a signal collector 41 is arranged in the cavity 47, an openable side door 15 is arranged on the side wall of the box body 1 at the cavity 47, a threading window is arranged on the partition plate 13, and a brush 19 is arranged on the threading window.
During the use, open the side door, follow the cavity with signal collector outside through side door pull-out box, the baffle can keep apart signal collector and the inside rotating member such as spiral device and winding displacement device of box, prevents because rotating member accidentally injures signal collector. The side door can make things convenient for receiving and releasing and changing of signal collector. After the measurement, debris such as earth or hair weeds can be attached to the signal line outer wall, and when receiving the line, the signal line can pass the brush, and then the brush can clear away debris such as earth or hair weeds of signal line outer wall and make it fall into the cavity, conveniently clears up after finishing using.
A specific structural example of the winding device and the traverse device of the present invention is as follows: the two ends of the wheel shaft 33 are provided with mounting brackets 32, the inner side of one mounting bracket is connected with the conductive sliding ring 39, the outer side of the mounting bracket 32 is provided with a bearing hole, the wheel shaft 33 is connected with the mounting bracket 32 through a bearing, and the mounting bracket 32 is connected with the bottom of the inner wall of the box body 1 through a screw.
A screw mandrel 26 penetrates through the center of the reciprocating screw 25, fixing supports 27 are arranged at two ends of the screw mandrel 26, bearing holes are formed in the outer sides of the fixing supports 27, the screw mandrel 26 is connected with the fixing supports 27 through bearings, and the fixing supports 27 are connected with the bottom of the inner wall of the box body 1 through screws.
The outer wall of the conductive slip ring 39 is provided with a first synchronous belt pulley 38, a second synchronous belt pulley 22 is arranged between the reciprocating screw 25 and a fixed support 27 on the screw mandrel 26, the first synchronous belt pulley 38 and the second synchronous belt pulley 22 are connected through a synchronous belt 23, and the wire arranging device and the wire winding device are matched through the synchronous belt.
The upper end of the swing arm 24 is matched with the thread of the reciprocating screw rod 25, the swing arm guide shaft 28 is positioned at the lower end of the reciprocating screw rod 25, two ends of the swing arm guide shaft 28 are connected with the fixed support 27, the swing arm guide shaft 28 penetrates through the center of the lower end of the swing arm 24, and the threading hole 45 is formed in the swing arm 24 and positioned between the reciprocating screw rod 25 and the swing arm guide shaft 28.
When the wire is paid off, the signal wire and the signal collector need to be pulled out together manually, the wire winding roll rotates, and the wheel shaft does not rotate; when the wire is wound, the rocking handle is rotated, the winding reel and the first synchronous belt wheel rotate along with the wheel shaft, the second synchronous belt wheel rotates under the action of the synchronous belt, the screw mandrel and the reciprocating screw rod rotate simultaneously, the swing arm reciprocates along the reciprocating screw rod and the swing arm guide shaft under the action of friction force, and the signal wire can be wound on the winding reel in order.
In the present invention, the rocking handle 16 includes a handle plate 29 and a handle 30, the handle plate 29 is provided with a receiving groove 46, and the handle 30 is rotatably connected to the handle plate 29. Under usual state, the handle is accommodated in the accommodating groove, when the wire is taken up, the handle is pulled out from the accommodating groove, the handle is unfolded to be vertical to the handle disc, the wire can be taken up by shaking the handle, and the handle is accommodated in the accommodating groove after the wire is taken up. The handle disc 29 is also provided with an axle hole 31 connected to an axle 33.
As an improvement of the present invention, the number of the winding devices is 2, 2 winding devices are arranged along the length direction of the box body, 2 winding rolls are arranged side by side on the wheel shaft of each winding device, 1 rocking handle is connected to the wheel shaft of each winding device, and the rocking handle is arranged on one side wall parallel to the length direction of the box body (in the direction shown in fig. 8, the rocking handle is arranged on the front side wall or the rear side wall).
The number of the wire arranging devices is also 2, and each swing arm of each wire arranging device is provided with 2 wire through holes; the reciprocating screw rod of 1 wire arranging device is connected with the wheel shaft of 1 wire winding device through 1 synchronous belt.
The baffle quantity also is 2 groups, and 2 groups of baffles set up in the both sides of box (in the orientation that figure 8 shows, the baffle sets up in the left and right sides), form two cavitys, and a set of brush is installed to every group baffle 13 lateral wall. The wire arranging device is arranged between the clapboard and the wire winding device.
The number of the signal collectors is 4, and 2 signal collectors are arranged in each cavity.
Each winding roll is wound with a group of signal wires, one end of each group of signal wires is connected with the controller through a conductive slip ring, and the other end of each group of signal wires penetrates through a threading hole to be connected with a signal collector, so that four sets of signal detection equipment are formed.
An upper wire protecting cover 14 is arranged above a wire winding device 17 and between 2 groups of partition plates 13, a lower wire protecting cover 20 is arranged below the wire winding device 17, and the upper wire protecting cover and the lower wire protecting cover are used for preventing a signal wire from falling off a wire winding reel and influencing measurement. The upper wire protection cover 17 and the lower wire protection cover 20 are provided with heat radiation holes 43.
The box body of the invention can be arranged in various forms, and a specific example is given here: the box body 1 comprises a box cover 2 and a box shell 12, a first group of threaded holes 7 are formed in the lower edge of the box cover 2, a second group of threaded holes 42 are formed in the upper edge of the box shell 12, the first group of threaded holes are through holes, the second group of threaded holes are preferably counter bores, the first group of threaded holes 7 are matched with the second group of threaded holes 42, and the box cover 1 is connected with the box shell 12 through screws; the bottom of the box shell 12 is provided with a foldable bracket 21 which can be unfolded according to actual measurement requirements so as to increase the ground clearance of the measuring instrument.
The outer wall of the box cover 1 is provided with a key 5, a handle 4, a first groove 3, a second groove 8 and a charging seat 6, a controller 9 is fixed on the inner wall of the box cover 1 through screws, a battery 10 is fixed on the inner wall of the box cover through a battery bracket 11, the key 5 is connected with the controller 9, and the charging seat 6 is connected with the battery 10; handles 44 are provided on the side walls of the housing 12. The first groove is preferably a square groove and is used for placing a two-dimensional code, and the second groove is used for placing a product or a company logo.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (7)

1. The utility model provides a hand formula measuring apparatu, a serial communication port, includes the box, be provided with spiral device, winding displacement device, signal line, controller, signal collector and battery in the box, wherein:
the winding device comprises a winding roll, a wheel shaft penetrates through the center of the winding roll, the wheel shaft is connected with the winding roll through a one-way bearing and a flat key, one end of the wheel shaft penetrates through the side wall of the box body and is connected with a rocking handle, and the other end of the wheel shaft is connected with a conductive slip ring;
the wire arranging device comprises a reciprocating screw rod, a swing arm and a swing arm guide shaft, the reciprocating screw rod and the swing arm guide shaft are arranged in parallel with the wheel shaft, the swing arm penetrates through the reciprocating screw rod and the swing arm guide shaft, the reciprocating screw rod is connected with the wheel shaft through a synchronous belt, and a wire threading hole is formed in the swing arm;
the signal wire is wound on the winding roll, one end of the signal wire is connected with the controller through the conductive slip ring, the other end of the signal wire penetrates through the threading hole to be connected with the signal collector, and the controller is connected with the battery;
a partition plate is arranged in the box body, a cavity is separated from the side wall of the box body by the partition plate, the signal collector is arranged in the cavity, a side door which can be opened and closed is arranged on the side wall of the box body and is positioned in the cavity, a threading window is arranged on the partition plate, and a brush is arranged on the threading window;
the number of the winding devices is 2, 2 winding rolls are arranged on a wheel shaft of each winding device, and the wheel shaft of each winding device is connected with 1 rocking handle; the number of the wire arranging devices is 2, and each swing arm of each wire arranging device is provided with 2 wire penetrating holes; the reciprocating screw rods of 1 wire arranging device are connected with the wheel shafts of 1 wire winding device through 1 synchronous belt; the number of the partition boards is 2, and the 2 groups of partition boards are arranged on two sides of the box body to form two cavities; the number of the signal collectors is 4, and 2 signal collectors are arranged in each cavity; a group of signal wires are wound on each winding roll, one end of each group of signal wires is connected with the controller through the conductive slip ring, and the other end of each group of signal wires penetrates through a threading hole to be connected with a signal collector;
an upper wire protecting cover is arranged above the wire winding device and between the 2 groups of partition plates, a lower wire protecting cover is arranged below the wire winding device, and heat dissipation holes are formed in the upper wire protecting cover and the lower wire protecting cover.
2. The hand-operated measuring instrument according to claim 1, wherein mounting brackets are arranged at two ends of the wheel shaft, the wheel shaft is connected with the mounting brackets through bearings, and the mounting brackets are connected with the bottom of the inner wall of the box body through screws; the reciprocating screw rod is characterized in that a screw rod mandrel penetrates through the center of the reciprocating screw rod, fixing supports are arranged at two ends of the screw rod mandrel and are connected with the fixing supports through bearings, and the fixing supports are connected with the bottom of the inner wall of the box body through screws.
3. The hand-operated measuring instrument as claimed in claim 2, wherein a first synchronous pulley is arranged on the outer wall of the conductive slip ring, a second synchronous pulley is arranged on the lead screw mandrel between the reciprocating lead screw and the fixed support, and the first synchronous pulley and the second synchronous pulley are connected through a synchronous belt.
4. The hand-operated measuring instrument as claimed in claim 2, wherein the upper end of the swing arm is engaged with the thread of the reciprocating screw rod, the swing arm guide shaft is located at the lower end of the reciprocating screw rod and both ends of the swing arm guide shaft are connected with the fixing bracket, the swing arm guide shaft passes through the center of the lower end of the swing arm, and the threading hole is provided on the swing arm and located between the reciprocating screw rod and the swing arm guide shaft.
5. The hand-operated measuring instrument as claimed in claim 1, wherein the rocking handle comprises a handle disc and a handle, the handle disc is provided with a receiving groove, the handle is rotatably connected with the handle disc, and the handle disc is provided with an axle hole connected with the axle.
6. The hand-operated measuring instrument according to claim 1, wherein the box body comprises a box cover and a box shell, a first group of threaded holes are formed in the lower edge of the box cover, a second group of threaded holes are formed in the upper edge of the box shell, the first group of threaded holes and the second group of threaded holes are matched, and the box cover and the box shell are connected through screws; a foldable support is arranged at the bottom of the box shell.
7. The hand-operated measuring instrument according to claim 6, wherein the outer wall of the box cover is provided with a key, a handle, a first groove, a second groove and a charging seat, the controller is fixed on the inner wall of the box cover through screws, the battery is fixed on the inner wall of the box cover through a battery bracket, the key is connected with the controller, and the charging seat is connected with the battery; the side wall of the box shell is provided with a handle.
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