CN210036955U - Accurate measuring device of blasting safe distance - Google Patents
Accurate measuring device of blasting safe distance Download PDFInfo
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- CN210036955U CN210036955U CN201920917691.XU CN201920917691U CN210036955U CN 210036955 U CN210036955 U CN 210036955U CN 201920917691 U CN201920917691 U CN 201920917691U CN 210036955 U CN210036955 U CN 210036955U
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- baffle
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Abstract
The utility model relates to a blasting safety technical field specifically is an accurate measuring device of blasting safety distance, the power distribution box comprises a box body, box top lid has closed the chamber door, the box is built-in to have the collector, three-dimensional vector sensor, the cable, bracing piece and buried tub in advance, three-dimensional vector sensor bottom cover is equipped with the base, lower surface of the base is equipped with the bolt mounting hole, and lower surface of the base center department is equipped with the screw hole, screw hole and buried tub phase-match in advance, base center department be equipped with three-dimensional vector sensor matched with recess, the base is equipped with first baffle and second baffle, first baffle lateral wall and second baffle lateral wall all are equipped with the bolt mounting. The beneficial effects are that: the utility model discloses a base can carry out the rigid connection of level or vertical direction with three-dimensional vector sensor and measured vibration body, simple structure, and application scope is wide, can in time adjust blasting parameter and construction method according to three-dimensional vector sensor test result, guides blasting safety operation.
Description
Technical Field
The utility model relates to a blasting safety technical field specifically is an accurate measuring device of blasting safe distance.
Background
When blasting, blasting earthquake, air shock wave, broken stone flying and harmful gas are necessarily generated, therefore, the blasting hazard range and the safety from the blasting point to nearby personnel, equipment, buildings, well roadways and the like are required to be determined during blasting design, and the distance is called blasting safety distance. How to control the distance is particularly important.
At present, by monitoring blasting vibration, firstly, the characteristics, the propagation rule, the influence on buildings, the damage mechanism and the allowable speed of particle vibration safety of the location of a protected object of blasting seismic waves can be known and mastered, and the blasting safety distance can be deduced; secondly, blasting parameters and a construction method can be adjusted in time according to a test result, shockproof measures are made, blasting safety operation is guided, and the damage effect of blasting vibration is avoided or reduced.
The blasting vibration meter is a portable special device for long-time on-site acquisition, recording and storage of blasting vibration and impact signals. The whole set of instrument consists of a field acquisition recorder, a speed or acceleration sensor and analysis processing software. The instrument is directly connected with the sensor through a signal interface, placed on a vibration test point, and used for collecting and storing a field vibration signal; after blasting, the data are connected with a PC through a communication interface, and analysis processing software reads and displays data stored in the recorder. However, in the prior art, the blasting vibration meter lacks a stable fixing structure, and inconvenience is brought to the installation of the blasting vibration meter.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an accurate measuring device of blasting safe distance to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an accurate measuring device of blasting safe distance, includes the box, and box top lid has closed the chamber door, has built-in collector, three-dimensional vector sensor, cable, bracing piece and buried tub in the box, three-dimensional vector sensor bottom cover is equipped with the base, the base lower surface is equipped with the bolt mounting hole, and base lower surface center department is equipped with the screw hole, screw hole and buried tub of phase-match in advance, base center department is equipped with the recess with three-dimensional vector sensor matched with, and the base is equipped with first baffle and the second baffle that is "door" font, first baffle and second baffle and base integrated into one piece, and first baffle lateral wall and second baffle lateral wall all are equipped with the bolt mounting hole.
Preferably, the rear side of the box body is fixedly connected with one end of the hinge, the other end of the hinge is fixedly connected with the box door, the front side of the box door is fixedly connected with the spring bolt, and the front side of the box body is fixedly connected with the spring bolt seat corresponding to the spring bolt.
Preferably, the sponge foam has been placed in the box, be equipped with in the sponge foam with collector, three-dimensional vector sensor, cable and bracing piece assorted recess, the chamber door internal surface laminates with the cushion piece upper surface mutually, the cushion piece is equipped with rather than integrated into one piece's hemisphere arch, and the hemisphere arch is the matrix evenly distributed along the cushion piece lower surface.
Preferably, the collector left side wall is provided with a USB interface and a network interface, the collector right side wall is provided with an antenna, and the antenna adopts one or more of a GPRS antenna, a 3G antenna, a 4G antenna and a 5G antenna.
Preferably, the even fixed connection callus on the sole of collector lower surface, the callus on the sole is the four positive quadrangular frustum pyramid shape and is equipped with four, and the callus on the sole lower surface glues and connects the convenient subsides of nanometer, the chamber door upper surface is smooth not to have the arch.
Preferably, the three-way vector sensor adopts an inertial vibration meter, the sensor interface is a metal aviation connector, a connector cover covers the periphery of the sensor interface, and the connector cover is a hard rubber sleeve.
Preferably, the collector is provided with a collector interface, the three-way vector sensor is provided with a sensor interface, one end of the cable is provided with a male connector matched with the collector interface, and the other end of the cable is provided with a female connector matched with the sensor interface.
Preferably, the bracing piece is equipped with eight, and the bracing piece top all is equipped with the external screw thread, and the bracing piece bottom is equipped with the internal thread, the bottom half be equipped with external screw thread assorted inner thread groove, two bracing piece threaded connection become the stock, the stock is rectangle evenly distributed at the bottom half.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model can rigidly connect the three-way vector sensor and the tested vibration body in the horizontal or vertical direction through the base, has simple structure and wide application range, can adjust the blasting parameters and the construction method in time according to the test result of the three-way vector sensor, formulate the shockproof measure, guide the safe operation of blasting, and avoid or reduce the damage of blasting vibration;
2. the periphery of the sensor interface is covered with the joint cover which is a hard rubber sleeve, so that damage to the three-way vector sensor caused by external factors such as vibration, falling and the like when the three-way vector sensor is not used can be effectively reduced through the joint cover;
3. the box can be supported by four stock, through changing the length of two stock supports on the stock, can carry out the level with box and chamber door and place, and box and chamber door can constitute interim operation platform in the field, because the callus on the sole lower surface glues and connects the convenient subsides of nanometer, and the chamber door upper surface is smooth does not have the arch, and the callus on the sole can pass through the convenient absorption of nanometer on the chamber door to the collector level of being convenient for is placed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the middle box, the box door and the support rod of the present invention;
FIG. 3 is a schematic view of the structure of the middle collector of the present invention;
fig. 4 is a cross-sectional view of the middle base of the present invention.
In the figure: the system comprises a box body 1, a box door 2, a collector 3, a collector interface 301, a USB interface 302, a network interface 303, an antenna 304, a three-way vector sensor 4, a sensor interface 401, a connector cover 402, a cable 5, a support rod 6, a pre-buried pipe 7, a base 8, a bolt mounting hole 801, a threaded hole 802, a groove 803, a first baffle 804, a second baffle 805, a male joint 9, a female joint 10, a hinge 11, a latch 12, a latch seat 13, sponge foam 14, a soft cushion 15 and a foot pad 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an accurate measuring device of blasting safe distance, includes box 1, and 1 top of box lid has closed chamber door 2, and box 1 embeds has collector 3, three-dimensional vector sensor 4, cable 5, bracing piece 6 and pre-buried pipe 7. The bottom of the three-way vector sensor 4 is sleeved with a base 8, a bolt mounting hole 801 is formed in the lower surface of the base 8, a threaded hole 802 is formed in the center of the lower surface of the base 8, the threaded hole 802 is matched with the embedded pipe 7, a groove 803 matched with the three-way vector sensor 4 is formed in the center of the base 8, the base 8 is provided with a first baffle 804 and a second baffle 805 which are in a door shape, the first baffle 804 and the second baffle 805 are integrally formed with the base 8, and bolt mounting holes 801 are formed in the side walls of the first baffle 804 and the second baffle 805.
In an embodiment, the base 8 and the three-way vector sensor 4 can be bolted through the bolt mounting holes 801 on the first baffle 804; the second baffle 805 can be connected with a tested vibrator through a bolt mounting hole 801 of the second baffle 805, and the three-way vector sensor 4 can be vertically placed with the tested vibrator; the base 8 can be connected with a tested vibrator through a bolt mounting hole 801 at the bottom of the base 8, and the three-way vector sensor 4 can be horizontally placed with the tested vibrator; the embedded pipe 7 is embedded in the soil layer in advance, and then the embedded pipe 7 and the base 8 are in threaded connection through the threaded hole 802, so that the three-way vector sensor 4 can be fixed in the soil layer.
The rear side of the box body 1 is fixedly connected with one end of a hinge 11, the other end of the hinge 11 is fixedly connected with a box door 2, the front side of the box door 2 is fixedly connected with a bolt 12, and the front side of the box body 1 is fixedly connected with a bolt seat 13 corresponding to the bolt 12. Sponge foam 14 has been placed in the box 1, be equipped with in the sponge foam 14 with collector 3, three-dimensional vector sensor 4, cable 5 and bracing piece 6 assorted recess, 2 internal surfaces of chamber door and the laminating of cushion 15 upper surfaces mutually, cushion 15 is equipped with rather than integrated into one piece's hemisphere arch, and the hemisphere arch is the matrix evenly distributed along soft cushion 15 lower surface. Through protruding squeezing action of hemisphere and collector 3, three-dimensional vector sensor 4, cable 5 and bracing piece 6 for above-mentioned part can be stably placed in box 1.
The left side wall of the collector 3 is provided with a USB interface 302 and a network interface 303, the right side wall of the collector 3 is provided with an antenna 304, and the antenna 304 adopts a 4G antenna. The collector 3 can be connected with an external storage device through the USB interface 302 to facilitate reading data to a USB disk, and can be connected with a network in a wired or wireless manner through the network interface 303 and the antenna 304 to facilitate remote data transmission. Even fixed connection callus on the sole 16 of collector 3 lower surface, callus on the sole 16 are the square frustum of a pyramid of falling just and are equipped with four, and callus on the sole 16 makes things convenient for collector 3 to stably place, avoids collector 3 bottom to receive the damage in the use.
The three-way vector sensor 4 adopts an inertial vibration meter, the three-way vector sensor 4 mainly comprises a shell, an inertial mass block, a spring and a damper, the inertial mass block is hung on the shell through the spring and the damper to form a mass-spring-damping single-freedom-degree elastic system, the three mass-spring-damping single-freedom-degree elastic systems are distributed on the x axis, the y axis and the z axis, the shell is arranged on a vibration body through the height of the shell of the three-way vector sensor 4, when the vibration body vibrates, the shell vibrates along with the vibration to excite the vibration of the mass-spring-damping single-freedom-degree elastic system, and the vibration physical quantity of the three-way vector sensor 4 can be obtained through a simple harmonic motion theory. The sensor interface 401 is a metal aircraft joint, and is stable and durable. The outer periphery of the sensor interface 401 is covered with the joint cover 402, the joint cover 402 is a hard rubber sleeve, and damage to the three-way vector sensor 4 caused by external factors such as vibration and falling when the three-way vector sensor 4 is not used can be effectively reduced through the joint cover 402.
Collector 3 is equipped with collector interface 301, and three-way vector sensor 4 is equipped with sensor interface 401, and the one end of cable 5 is equipped with the male joint 9 with collector interface 301 assorted, and the other end of cable 5 is equipped with the female joint 10 with sensor interface 401 assorted. Vibration signals measured by the three-way vector sensor 4 are transmitted to the collector 3 through the cable 5, the instrument host analyzes and stores the signals, calculates information such as amplitude and the like generated by the blasting vibration, then guides the data into a computer, analyzes the data by using professional analysis software, can obtain the allowable speed of particle vibration safety at the location of the vibrating body, and deduces the blasting safety distance.
The bracing piece 6 is equipped with eight, and 6 tops of bracing piece all are equipped with the external screw thread, and 6 bottoms of bracing piece are equipped with the internal thread, and 1 bottom of box be equipped with external screw thread assorted inner thread groove, 6 threaded connection of two bracing pieces become a stock, and the stock is rectangle evenly distributed in 1 bottom of box. As shown in fig. 2, in the embodiment, the box body 1 can be supported by four long rods, and by changing the length of two support rods 6 on the long rods, the box body 1 and the box door 2 can be horizontally placed, and the box body 1 and the box door 2 can form a temporary operating platform in the field, because the surface glue of the foot pad 16 is connected with the nano hand-free sticker, the upper surface of the box door 2 is smooth and has no protrusion, the foot pad 16 can be adsorbed on the box door 2 through the nano hand-free sticker, so that the collector 3 can be conveniently horizontally placed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an accurate measuring device of blasting safe distance, includes box (1), box (1) top lid has closed chamber door (2), and box (1) embeds there are collector (3), three-way vector sensor (4), cable (5), bracing piece (6) and pre-buried pipe (7), its characterized in that: three-dimensional vector sensor (4) bottom cover is equipped with base (8), base (8) lower surface is equipped with bolt mounting hole (801), and base (8) lower surface center department is equipped with screw hole (802), screw hole (802) and pre-buried pipe (7) phase-match, base (8) center department is equipped with recess (803) with three-dimensional vector sensor (4) matched with, and base (8) are equipped with first baffle (804) and second baffle (805) that are "door" font, first baffle (804) and second baffle (805) and base (8) integrated into one piece, and first baffle (804) lateral wall and second baffle (805) lateral wall all are equipped with bolt mounting hole (801).
2. The accurate blasting safety distance measuring device of claim 1, wherein: the rear side of the box body (1) is fixedly connected with one end of a hinge (11), the other end of the hinge (11) is fixedly connected with the box door (2), the front side of the box door (2) is fixedly connected with a bolt (12), and the front side of the box body (1) is fixedly connected with a bolt seat (13) corresponding to the bolt (12).
3. The accurate blasting safety distance measuring device of claim 1, wherein: sponge foam (14) have been placed in box (1), be equipped with in sponge foam (14) with collector (3), three-dimensional vector sensor (4), cable (5) and bracing piece (6) assorted recess, chamber door (2) internal surface laminates with soft cushion (15) upper surface mutually, soft cushion (15) are equipped with rather than integrated into one piece's hemisphere arch, and the hemisphere arch is the matrix evenly distributed along soft cushion (15) lower surface.
4. The accurate blasting safety distance measuring device of claim 1, wherein: collector (3) left side wall is equipped with USB interface (302) and network interface (303), and collector (3) right side wall is equipped with antenna (304), antenna (304) adopt one or more in GPRS antenna, or 3G antenna, or 4G antenna, or the 5G antenna.
5. The accurate blasting safety distance measuring device of claim 1, wherein: collector (3) lower surface even fixed connection callus on the sole (16), callus on the sole (16) are down positive quadrangular frustum pyramid shape and are equipped with four, and the viscose is connected the follow-up subsides of nanometer under callus on the sole (16), the smooth nothing arch of chamber door (2) upper surface.
6. The accurate blasting safety distance measuring device of claim 1, wherein: the three-way vector sensor (4) adopts an inertial vibration meter, the sensor interface (401) is a metal aviation connector, the periphery of the sensor interface (401) is covered with a connector cover (402), and the connector cover (402) is a hard rubber sleeve.
7. The accurate blasting safety distance measuring device of claim 1, wherein: collector (3) are equipped with collector interface (301), three-way vector sensor (4) are equipped with sensor interface (401), the one end of cable (5) be equipped with collector interface (301) assorted male joint (9), and the other end of cable (5) be equipped with sensor interface (401) assorted female joint (10).
8. The accurate blasting safety distance measuring device of claim 1, wherein: the utility model discloses a box, including box (1), bracing piece (6), box (1) bottom, box (6) top and bracing piece (6) top are equipped with eight, and bracing piece (6) top all is equipped with the external screw thread, and bracing piece (6) bottom is equipped with the internal thread, box (1) bottom be equipped with external screw thread assorted internal thread groove, two bracing piece (6) threaded connection become the stock, the stock is rectangle evenly distributed bottom box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917691.XU CN210036955U (en) | 2019-06-18 | 2019-06-18 | Accurate measuring device of blasting safe distance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917691.XU CN210036955U (en) | 2019-06-18 | 2019-06-18 | Accurate measuring device of blasting safe distance |
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| CN210036955U true CN210036955U (en) | 2020-02-07 |
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| CN201920917691.XU Active CN210036955U (en) | 2019-06-18 | 2019-06-18 | Accurate measuring device of blasting safe distance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231081A (en) * | 2019-06-18 | 2019-09-13 | 保利民爆哈密有限公司 | A kind of safety distance for blasting accurately measures device |
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- 2019-06-18 CN CN201920917691.XU patent/CN210036955U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110231081A (en) * | 2019-06-18 | 2019-09-13 | 保利民爆哈密有限公司 | A kind of safety distance for blasting accurately measures device |
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