阅读说明：本技术 一种测量恒阻锚索外露长度的尺子 (Ruler for measuring exposed length of constant-resistance anchor cable ) 是由 马资敏 王浩森 乔庆 高成章 明灿 王彦军 白锋 于 2021-01-06 设计创作，主要内容包括：本发明公开了一种测量恒阻锚索外露长度的尺子,包括刻度杆,所述刻度杆的左端中部开设有滑槽,所述滑槽的内部滑动安装有滑杆,所述滑杆的左端前部固定安装有安装块,所述滑杆左端后部固定安装有滑块,所述滑块和刻度杆的上下两端后部均对称固定安装有两个卡尺。本发明所述的一种测量恒阻锚索外露长度的尺子,通过设置的拉力组件,在拉动滑杆时可以对需要测量的物体进行测量,当不在使用时涡卷弹簧片带动支撑柱收缩使滑杆滑动回原位,从而能够便于工作人员携带测量的卡尺进行测量使用,而且使用比较简单也方便工作人员在一些特殊的环境中进行使用,从而提高测量恒阻锚索外露长度尺子的实用性。(The invention discloses a ruler for measuring the exposed length of a constant-resistance anchor cable, which comprises a scale rod, wherein the middle part of the left end of the scale rod is provided with a chute, a slide rod is slidably arranged in the chute, the front part of the left end of the slide rod is fixedly provided with an installation block, the rear part of the left end of the slide rod is fixedly provided with a slide block, and the slide block and the rear parts of the upper and lower ends of the scale rod are symmetrically and fixedly provided with two calipers. According to the ruler for measuring the exposed length of the constant-resistance anchor cable, the object to be measured can be measured when the sliding rod is pulled through the arranged tension assembly, and when the ruler is not used, the scroll spring piece drives the supporting column to contract so that the sliding rod slides back to the original position, so that a worker can conveniently carry a measuring caliper to measure and use the ruler, the ruler is simple to use and is convenient for the worker to use the ruler in some special environments, and the practicability of measuring the exposed length of the constant-resistance anchor cable is improved.)

1. The utility model provides a measure ruler of constant resistance anchor rope length that exposes, includes scale bar (1), its characterized in that: spout (3) have been seted up at the left end middle part of scale bar (1), the inside slidable mounting of spout (3) has slide bar (9), the anterior fixed mounting in left end of slide bar (9) has installation piece (11), slide bar (9) left end rear portion fixed mounting has slider (8), the anterior fixed mounting in left end of slider (8) has cylinder (7), the equal symmetry fixed mounting in upper and lower both ends rear portion of slider (8) and scale bar (1) has two slide caliper rule (2), the back lateral wall fixed mounting of spout (3) has rubber bubble (4), the front end fixed mounting of rubber bubble (4) has rubber pad (5), the anterior fixed mounting in left end of scale bar (1) has pulling force subassembly (10).

2. The ruler of claim 1, wherein the ruler is used for measuring the exposed length of the constant-resistance anchor cable, and is characterized in that: the calipers (2) at the upper end and the lower end of the two sliding blocks (8) are the same as the calipers (2) at the upper end and the lower end of the scale rod (1), and the inclined planes are opposite.

3. The ruler of claim 2, wherein the ruler is used for measuring the exposed length of the constant-resistance anchor cable, and is characterized in that: the slider (8) is C-shaped, and the slider (8) is slidably mounted at the upper end and the lower end of the scale rod (1).

4. The ruler of claim 1, wherein the ruler is used for measuring the exposed length of the constant-resistance anchor cable, and is characterized in that: the tension assembly (10) comprises a mounting box (101), a baffle plate (106) is fixedly mounted in the middle of the bottom wall of the mounting box (101), a supporting column (105) is rotatably mounted in the middle of the left end of the baffle plate (106), the left end of the supporting column (105) penetrates through the baffle plate (106) and is rotatably connected with the right wall of an inner cavity of the mounting box (101), a baffle disc (103) is fixedly mounted at the right end of the supporting column (105), a scroll spring piece (107) is fixedly mounted on the left side of the baffle plate (106) on the outer surface of the supporting column (105), the other end of the scroll spring piece (107) is fixedly connected with the side wall of the inner cavity of the mounting box (101), an outlet (102) penetrating through the inner cavity of the mounting box (101) is formed in the middle of the front end of the mounting box (101), a pull wire (104) is wound on the right side of the baffle plate (106) on the outer surface of the supporting column (105, the right end of the mounting box (101) is fixedly mounted at the left end of the scale rod (1).

5. The ruler of claim 4, wherein the ruler is used for measuring the exposed length of the constant-resistance anchor cable, and is characterized in that: the radius of the baffle disc (103) is the same as that of the scroll spring piece (107).

6. The ruler of claim 1, wherein the ruler is used for measuring the exposed length of the constant-resistance anchor cable, and is characterized in that: the rear part of the left end of the sliding block (8) is fixedly provided with a signal transmission unit (6), the signal transmission unit (6) comprises a power supply (61), a single chip microcomputer (62), a signal transmission antenna (63), a gyroscope (64) and an acceleration sensor (65), the power supply (61) supplies power for the single chip microcomputer (62), the signal transmission antenna (63), the gyroscope (64) and the acceleration sensor (65), the signal transmission antenna (63) transmits information back to a dispatching center through a transfer base station, specific position information of each constant-resistance anchor cable is obtained by the single chip microcomputer (62) through calculation of receiving measurement data of the gyroscope (64) and the acceleration sensor (65) during measurement, and finally the single chip microcomputer (62) transmits the position information of each constant-resistance anchor cable and the exposed length information of each constant-resistance anchor cable to the ground dispatching center through the signal transmission antenna (63), the method is used as the basic data of constant-resistance anchor cable support in digital mine construction, and is convenient for ground technicians to master the quality of underground constant-resistance anchor cable support engineering in time.

7. The use method of the ruler for measuring the exposed length of the constant-resistance anchor cable according to any one of claims 1 to 6 comprises the following steps:

a, a user pulls a cylinder (7) to move, the cylinder (7) drives a sliding block (8) to slide on a scale rod (1), the sliding block (8) drives a sliding rod (9) to slide in a sliding groove (3) while sliding, the sliding rod (9) drives an installation block (11) to slide out of the sliding groove (3), the installation block (11) drives a wire outlet (102) to stretch, the wire outlet (102) drives a supporting column (105) and a baffle disc (103) to rotate, the supporting column (105) drives a volute spiral spring piece (107) to contract inwards, the user aligns calipers (2) on the scale rod (1) and the sliding block (8) to an object to be measured for reading, and a signal transmission unit (6) transmits a measured result to a ground dispatching center through a single chip microcomputer (62) and a signal transmission antenna (63);

b: after measurement, a user loosens the cylinder (7), the scroll spring piece (107) rebounds due to the fact that external pulling force does not exist, the scroll spring piece (107) rebounds to drive the supporting column (105) to rotate, the supporting column (105) winds the pull wire (104) to pull the sliding rod (9) back to the original position, the rubber pad (5) and the rubber bubble (4) can play a buffering role on the sliding rod (9) which is pulled back to the original position due to the pull wire (104), and the sliding rod (9) is prevented from being damaged due to the fact that the sliding rod (9) hits the scale rod (1).

Technical Field

The invention relates to the technical field of measuring constant-resistance anchor cables, in particular to a ruler for measuring the exposed length of a constant-resistance anchor cable.

Background

The combined support of the constant-resistance anchor rods, the constant-resistance anchor cables and the anchor nets is the most common support mode used in the current roadway support construction. The length of the anchoring section must reach the anchoring length required by design according to the operation rules during the supporting construction of the constant-resistance anchor cable, the length of the constant-resistance anchor cable is fixed, and in order to reach the designed anchoring section length, the exposed length of the constant-resistance anchor cable after being injected must be strictly controlled. Therefore, the exposed length of the constant-resistance anchor cable is an important detection basis when the construction quality of the constant-resistance anchor cable is checked, when the tunnel heights of an ultra-thin coal seam, a thin coal seam and a medium-thickness coal seam are mined to be lower than 3 meters, the exposed length of the constant-resistance anchor cable can be measured by directly using the tape measure, but when the tunnel heights of the thick coal seam and the extra-thick coal seam are mined to be higher than 3 meters, the constant-resistance anchor cable can be bent due to the fact that the vertical extension of the tape measure is larger than 2 meters, and technicians can measure the exposed length of the constant-resistance anchor.

At present, a tape measure is mainly used when the exposed length of a constant-resistance anchor rope supported by a roadway is detected, and when the exposed length of the constant-resistance anchor rope is measured by using the tape measure, because underground light is dark, the reading of the tape measure is difficult, and a large error exists, and when the exposed length of the anchor rope is measured by using the tape measure, the position information and the exposed length information of each constant-resistance anchor rope cannot be recorded in detail, and cannot be updated to a ground digital mine database in time, a ruler for measuring the exposed length of the constant-resistance anchor rope is needed, an object to be measured can be measured when a sliding rod is pulled by a tension assembly, when the ruler is not used, a scroll spring piece drives a supporting column to contract to enable the sliding rod to slide back to the original position, so that a caliper for measuring can be conveniently carried by a worker, and the ruler is simple to be conveniently used by, therefore, the practicability of the ruler for measuring the exposed length of the constant-resistance anchor cable is improved, the reading error can be reduced, the position information of each constant-resistance anchor cable can be measured, the measured position information and the exposed length information of each constant-resistance anchor cable can be recorded, and the position information and the exposed length information can be uploaded to a ground dispatching center in time and used as the constant-resistance anchor cable supporting basic data in the digital mine construction, so that ground technicians can conveniently master the underground constant-resistance anchor cable supporting engineering quality in time.

Disclosure of Invention

The invention mainly aims to provide a ruler for measuring the exposed length of a constant-resistance anchor cable, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides a measure ruler of constant resistance anchor rope length that exposes, includes the scale bar, the spout has been seted up at the left end middle part of scale bar, the inside slidable mounting of spout has the slide bar, the anterior fixed mounting in left end of slide bar has the installation piece, slide bar left end rear portion fixed mounting has the slider, the anterior fixed mounting in left end of slider has the cylinder, the equal symmetry fixed mounting in upper and lower both ends rear portion of slider and scale bar has two slide caliper rules, the back lateral wall fixed mounting of spout has the rubber bubble, the front end fixed mounting of rubber bubble has the rubber pad, the anterior fixed mounting in left end of scale bar has the pulling force subassembly.

Preferably, the calipers at the upper end and the lower end of each of the two sliding blocks are the same as the calipers at the upper end and the lower end of the scale rod, and the inclined planes of the calipers are opposite.

Preferably, the slider is C word shape, and slider slidable mounting is in the upper and lower both ends of scale rod.

Preferably, the pulling force subassembly includes the mounting box, the diapire middle part fixed mounting of mounting box has the baffle, the left end mid-rotation of baffle installs the support column, the left end of support column runs through the baffle and rotates with the mounting box inner chamber right wall to be connected, the right-hand member fixed mounting of support column has the fender dish, the surface of support column is located baffle left side fixed mounting and has scroll spring leaf, the other end of scroll spring leaf and the inner chamber lateral wall fixed connection of mounting box, the outlet that link up the mounting box inner chamber is seted up at the front end middle part of mounting box, the surface of support column is located the baffle right side around being equipped with the acting as go-between, the other end of acting as go-between runs through outlet and mounting block fixed connection, mounting box right-hand member fixed.

Preferably, the radius of the baffle disc is the same as that of the scroll spring piece.

Preferably, a signal transmission unit is fixedly mounted at the rear part of the left end of the sliding block, the signal transmission unit comprises a power supply, a single chip microcomputer, a signal transmission antenna, a gyroscope and an acceleration sensor, the power supply supplies power for the single chip microcomputer, the signal transmission antenna, the gyroscope and the acceleration sensor, the signal transmission antenna transmits information back to a dispatching center through a transfer base station, the specific position information single chip microcomputer of each constant-resistance anchor cable is obtained through calculation of receiving measurement data of the gyroscope and the acceleration sensor during measurement, and finally the single chip microcomputer transmits the position information of each constant-resistance anchor cable and the exposed length information of each constant-resistance anchor cable to a ground dispatching center through the signal transmission antenna to serve as constant-resistance supporting anchor cable basic data in digital mine construction, and meanwhile ground technicians can conveniently master the underground constant-resistance anchor cable supporting engineering quality in time.

A use method of a ruler for measuring the exposed length of a constant-resistance anchor cable comprises the following specific steps:

a, a user pulls a cylinder to move, the cylinder drives a sliding block to slide on a scale rod, the sliding block drives a sliding rod to slide in a sliding groove while sliding, the sliding rod drives an installation block to slide out of the sliding groove, the installation block drives a wire outlet to stretch, the wire outlet drives a support column and a stop disc to rotate, the support column drives a volute spiral spring piece to contract inwards, the user aligns calipers on the scale rod and the sliding block with an object to be measured to read, a signal transmission unit transmits position information and exposed length information obtained by measurement of each constant-resistance anchor cable to a ground scheduling center through a single chip microcomputer, a signal transmission antenna, a gyroscope and an acceleration sensor to serve as basic data of constant-resistance anchor cable support in digital mine construction, and meanwhile ground technicians can conveniently master the supporting quality of the underground constant-resistance anchor.

b: after the measurement, a user loosens the cylinder, the scroll spring piece rebounds due to the fact that external pulling force does not exist, the scroll spring piece rebounds to drive the supporting column to rotate, the supporting column winds the pull line to pull the sliding rod back to the original position, the rubber pad and the rubber bubbles can play a buffering role on the sliding rod which is pulled back to the original position due to the pull line, and the sliding rod is prevented from being damaged due to the fact that the sliding rod hits the scale rod.

Compared with the prior art, the invention has the following beneficial effects:

through the tension assembly who sets up, can measure the object that needs the measurement when the pulling slide bar, the spiral spring leaf drives the support column shrink and makes the slide bar slide the normal position when not using, thereby can be convenient for the staff carries measuring slide caliper rule to measure and use, and use more simply also make things convenient for the staff to use in some special environment, thereby improve the practicality of measuring the constant resistance anchor rope and exposing the length ruler, can reduce reading error, and can measure the position information of every constant resistance anchor rope and note the position information and the length information that exposes of every constant resistance anchor rope that record, and in time upload ground dispatch center, support basic data as the constant resistance anchor rope in the digital mine construction, it in time masters the engineering quality is strutted to the constant resistance anchor rope in the pit to be convenient for ground technical staff.

Drawings

FIG. 1 is a schematic view of the overall structure of a ruler for measuring the exposed length of a constant-resistance anchor cable according to the present invention;

FIG. 2 is a schematic view of the internal structure of a ruler pull assembly for measuring the exposed length of a constant-resistance anchor cable according to the present invention;

FIG. 3 is a schematic structural diagram of rubber bubbles and rubber pads of the ruler for measuring the exposed length of the constant-resistance anchor cable according to the present invention;

fig. 4 is a block diagram of a ruler signal transmission unit for measuring the exposed length of a constant-resistance anchor cable according to the present invention.

In the figure: 1. a graduated rod; 2. a caliper; 3. a chute; 4. rubber bubbles; 5. a rubber pad; 6. a signal transmission unit; 61. a power source; 62. a single chip microcomputer; 63. a signal transmission antenna; 64. a gyroscope; 65. an acceleration sensor; 7. a cylinder; 8. a slider; 9. a slide bar; 10. a tension assembly; 101. mounting a box; 102. an outlet; 103. a catch tray; 104. a pull wire; 105. a support pillar; 106. a baffle plate; 107. a volute spiral spring leaf; 11. and (7) installing the block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

as shown in fig. 1-3, a ruler for measuring the exposed length of a constant-resistance anchor cable comprises a scale rod 1, a chute 3 is formed in the middle of the left end of the scale rod 1, a slide rod 9 is slidably mounted inside the chute 3, an installation block 11 is fixedly mounted at the front of the left end of the slide rod 9, a slide block 8 is fixedly mounted at the rear of the left end of the slide rod 9, a cylinder 7 is fixedly mounted at the front of the left end of the slide block 8, two calipers 2 are symmetrically and fixedly mounted at the rear of the upper end and the lower end of the slide block 8 and the scale rod 1, rubber bubbles 4 are fixedly mounted on the rear side wall of the chute 3, rubber pads 5 are fixedly mounted at the front of the rubber bubbles 4, a tension assembly 10 is fixedly mounted at the front of the left end of the scale rod 1, the rubber bubbles 4 are rubber blocks with air sealed inside the rubber blocks.

The calipers 2 at the upper end and the lower end of the two sliding blocks 8 are the same as the calipers 2 at the upper end and the lower end of the graduated rod 1 in size and have opposite inclined planes, and because the design that the calipers 2 are opposite in shape of a detected object can reduce a lot of troubles in measurement.

The slider 8 is C word shape, and both ends about slider 8 slidable mounting is 1 at the scale bar, and slider 8 can conveniently slide on scale bar 1 for C word shape.

The tension assembly 10 comprises a mounting box 101, a baffle 106 is fixedly mounted in the middle of the bottom wall of the mounting box 101, a support column 105 is rotatably mounted in the middle of the left end of the baffle 106, the left end of the support column 105 penetrates through the baffle 106 and is rotatably connected with the right wall of the inner cavity of the mounting box 101, a baffle disc 103 is fixedly mounted at the right end of the support column 105, a scroll spring sheet 107 is fixedly mounted on the outer surface of the support column 105 on the left side of the baffle 106, the other end of the scroll spring sheet 107 is fixedly connected with the side wall of the inner cavity of the mounting box 101, a wire outlet 102 penetrating through the inner cavity of the mounting box 101 is formed in the middle of the front end of the mounting box 101, a pull wire 104 is wound on the outer surface of the support column 105 on the right side of the baffle 106, the other end of the pull wire 104 penetrates through the wire outlet 102 and is fixedly connected, under the action of torque, the spring material generates bending elastic deformation, so that the spring generates torsion in a plane, and the size of a deformation angle is in direct proportion to the torque.

The radius of the baffle disc 103 is the same as that of the scroll spring piece 107, and the baffle disc 103 allows the pull wire 104 to be wound around the outer surface of the support post 105 each time the pull wire is wound.

Example two: this embodiment is implemented on the basis of embodiment 1, and the same points as embodiment 1 are not described herein, except that:

as shown in fig. 4, a signal transmission unit 6 is fixedly installed at the rear part of the left end of the sliding block 8, the signal transmission unit 6 comprises a power supply 61, a single chip 62 and a signal transmission antenna 63, the gyroscope 64 and the acceleration sensor 65 are arranged, the power source 61 supplies power for the single chip microcomputer 62, the signal transmission antenna 63, the gyroscope 64 and the acceleration sensor 65, the signal transmission antenna 63 transmits information back to a dispatching center through a transfer base station, the specific position information of each constant-resistance anchor cable is calculated by the single chip microcomputer 62 through receiving measurement data of the gyroscope 64 and the acceleration sensor 65 during measurement, finally the position information and the exposed length information of each constant-resistance anchor cable are transmitted to a ground dispatching center through the signal transmission antenna 63 by the single chip microcomputer 62 to serve as constant-resistance anchor cable supporting basic data in digital mine construction, and meanwhile ground technicians can conveniently master the underground constant-resistance anchor cable supporting engineering quality in time.

A use method of a ruler for measuring the exposed length of a constant-resistance anchor cable comprises the following specific steps:

a: a user pulls the cylinder 7 to move, the cylinder 7 drives the sliding block 8 to slide on the scale rod 1, the sliding block 8 drives the sliding rod 9 to slide in the sliding groove 3 while sliding, the sliding rod 9 drives the mounting block 11 to slide out of the sliding groove 3, the mounting block 11 drives the wire outlet 102 to stretch, the wire outlet 102 drives the supporting column 105 and the baffle disc 103 to rotate, the supporting column 105 drives the scroll spring piece 107 to contract inwards, the user aims the scale rod 1 and the caliper 2 on the sliding block 8 at an object to be measured to read, the signal transmission unit 6 transmits the position information and the exposed length information obtained by measurement of each constant-resistance anchor cable to a ground dispatching center through the single chip microcomputer 62, the signal transmission antenna 63, the gyroscope 64 and the acceleration sensor 65 to serve as the constant-resistance anchor cable support basic data in digital mine construction, and meanwhile ground technicians can conveniently master the underground constant-resistance anchor cable support engineering.

b: after the measurement is finished, a user loosens the cylinder 7, the scroll spring piece 107 rebounds due to the fact that external pulling force does not exist, the scroll spring piece 107 rebounds to drive the supporting column 105 to rotate, the supporting column 105 winds the pull wire 104 to pull the sliding rod 9 back to the original position, the rubber pad 5 and the rubber bubble 4 can play a role in buffering the sliding rod 9 pulled back to the original position due to the pull wire 104, and the sliding rod 9 is prevented from colliding with the scale rod 1 to be damaged.

It should be noted that, the invention is a ruler for measuring the exposed length of a constant-resistance anchor cable, when in use, a user pulls a cylinder 7 to move, the cylinder 7 drives a slide block 8 to slide on a scale rod 1, the slide block 8 drives a slide rod 9 to slide in a slide groove 3 while sliding, the slide rod 9 drives a mounting block 11 to slide out of the slide groove 3, the mounting block 11 drives a wire outlet 102 to stretch, the wire outlet 102 drives a support pillar 105 and a baffle disc 103 to rotate, the support pillar 105 drives a scroll spring sheet 107 to contract inwards, the user aligns the scale rod 1 and a caliper 2 on the slide block 8 with an object to be measured to read, a signal transmission unit 6 transmits a measured structure to a computer through a single chip microcomputer 62, a signal transmission antenna 63, a gyroscope 64 and an acceleration sensor 65, after the measurement, the user loosens the cylinder 7, the scroll spring sheet 107 rebounds due to no external pulling force, the scroll spring sheet 107 rebounds to, the supporting column 105 winds the pull wire 104 to pull the sliding rod 9 back to the original position, and the rubber pad 5 and the rubber bubble 4 can play a role in buffering the sliding rod 9 pulled back to the original position by the pull wire 104, so that the sliding rod 9 is prevented from colliding with the scale rod 1 to be damaged.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.