CN215984556U

CN215984556U - Adjustable under-point centering prism suspension device

Info

Publication number: CN215984556U
Application number: CN202122378378.3U
Authority: CN
Inventors: 欧传阳; 蒋绪
Original assignee: Nanjing Yin Mao Lead Zinc Mine Co ltd
Current assignee: Nanjing Yin Mao Lead Zinc Mine Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-08
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses an adjustable under-point centering prism suspension device which comprises a shell, wherein a prism is arranged in the shell, the prism penetrates through the shell and extends to the outside of the shell, illuminating lamps are fixedly connected to two sides of the prism positioned on the outer side of the shell, a linear reciprocating driving device is arranged above the shell, and the shell is connected with the linear reciprocating driving device through an adjusting device. The utility model is convenient to use, the linear reciprocating driving device fixedly connects the prism of the measuring device with the top plate of the roadway, thereby effectively reducing the influence of wind in the roadway on measurement and greatly reducing the error after measurement; the illuminating lamp provides a light source for the dark environment in the pit, and a hand-held illuminating device is not needed, so that the convenience of measurement is improved; the adjusting device facilitates the measurement of multiple angles, and is suitable for multiple conditions.

Description

Adjustable under-point centering prism suspension device

Technical Field

The utility model relates to the technical field of mine measurement, in particular to an adjustable under-point centering prism suspension device.

Background

Due to the influence of personnel and equipment transportation in the underground tunnel, if underground measurement mark points (wire points and central line points) are buried on the bottom plate of the tunnel, the underground measurement mark points are easily damaged. Therefore, the survey marks are laid on the top plate of the roadway, and a total station instrument and a prism are arranged under the survey mark points for surveying.

The conventional measuring method is that a wire rope is hung on a measuring mark point, a plumb is hung on the wire rope, a total station instrument and a prism which are arranged on a tripod are placed under the plumb, the center of the total station instrument and the prism is leveled by taking the tip of the plumb as a plumb position, light is used for irradiating the prism, and the prism reflects light rays and is used for aiming and measuring the prism by the total station instrument.

Because the underground environment is dark and narrow, no professional equipment is provided when a measurer works, the prism is suspended only by using a temporary simple suspension wire, and the center of the prism is not collinear with the plumb line of the measuring mark point due to the ventilation facility in the underground roadway, the error is generally about 5-10 mm, and the error is the maximum error source of the coordinate of the measuring mark point by using the prism suspension method.

In addition, the dark environment in the pit also brings great inconvenience to the total station instrument operating personnel aiming at the prism.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an adjustable point centering prism suspension device aiming at the defects of the prior art, the adjustable point centering prism suspension device can fix the device on a roadway roof through connection, the influence of wind in the roadway on the device is reduced, the error caused by prism suspension measurement is greatly reduced, a lighting lamp provides a light source for a dark underground environment, the lighting device does not need to be held by a hand, the measurement convenience is improved, and the adjustable point centering prism suspension device is suitable for the measurement work of an underground roadway, has good safety performance and strong practicability.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an adjustable centering prism linkage under point, includes the shell, the inside prism that is equipped with of shell, the prism runs through the shell extends to the shell is outside, is located the shell outside the equal fixedly connected with light in both sides of prism, the shell top is equipped with the reciprocal drive arrangement of straight line, the shell with the reciprocal drive arrangement of straight line passes through adjusting device and connects.

As a further improved technical scheme of the utility model, the linear reciprocating driving device is vertically arranged and fixedly connected to a roadway roof, a telescopic rod of the linear reciprocating driving device is connected with a connecting rod, and the connecting rod is detachably connected with the adjusting device.

As a further improved technical scheme of the utility model, a placing groove is arranged on the surface of the connecting rod close to the linear reciprocating driving device, the placing groove is connected with the outer wall of the linear reciprocating driving device in a sliding mode, and a telescopic rod of the linear reciprocating driving device is fixedly connected with the bottom surface of the placing groove.

As a further improved technical scheme of the utility model, the adjusting device comprises a fixed frame and a rotating frame, the fixed frame is detachably connected with the connecting rod, the rotating frame is rotatably connected with the fixed frame, and the shell is rotatably connected with the rotating frame.

As a further improved technical scheme of the utility model, the bottom surface of the connecting rod is provided with a groove, and an internal thread is arranged inside the groove; the top surface of the fixing frame is provided with a connecting column, and the outer wall of the connecting column is provided with an external thread corresponding to the internal thread.

As a further improved technical scheme of the utility model, a rotating frame is arranged in the middle of the fixed frame, cylindrical first rotating shafts are fixedly connected to the top surface and the bottom surface of the rotating frame, and the first rotating shafts are embedded into the fixed frame and are rotatably connected with the fixed frame through bearings.

As a further improved technical scheme of the utility model, the shell is positioned in the middle of the rotating frame, the left side surface and the right side surface of the shell are fixedly connected with cylindrical second rotating shafts, and the second rotating shafts are embedded into the rotating frame and are rotationally connected with the rotating frame through bearings.

As a further improved technical scheme of the utility model, a storage battery is arranged below the shell and is fixedly connected to the bottom surface of the shell through a supporting plate.

As a further improved technical scheme of the utility model, the top of the shell is provided with a brightness adjusting knob which is electrically connected with the storage battery and the illuminating lamp.

As a further improved technical scheme of the utility model, the illuminating lamps are connected to the surface of the shell, the sections of the illuminating lamps are isosceles right triangles, and the right angles of the two illuminating lamps face to the center of the prism.

The utility model has the beneficial effects that:

the utility model is convenient to use, the linear reciprocating driving device fixedly connects the prism of the measuring device with the top plate of the roadway, thereby effectively reducing the influence of wind in the roadway on measurement and greatly reducing the error after measurement; the illuminating lamp provides a light source for the dark environment in the pit, and a hand-held illuminating device is not needed, so that the convenience of measurement is improved; the adjusting device facilitates the measurement of multiple angles, and is suitable for multiple conditions.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a front sectional view of the present invention.

Fig. 2 is a front sectional view of the telescopic rod of the present invention after being extended.

FIG. 3 is an enlarged view of the utility model at A in FIG. 2.

Description of reference numerals:

in the figure: 1. a housing; 2. a support frame; 3. a prism; 4. an illuminating lamp; 5. a reciprocating cylinder; 6. a roadway roof; 7. a telescopic rod; 8. a connecting rod; 9. a placement groove; 10. an internal thread; 11. a fixed mount; 12. a rotating frame; 13. an external thread; 14. a first rotating shaft; 15. a second rotating shaft; 16. a storage battery; 17. a support plate; 18. and a brightness adjusting knob.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, 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.

As shown in fig. 1, 2 and 3:

the utility model provides an adjustable centering prism linkage under point, includes shell 1, and the internally mounted of shell 1 has prism 3, and prism 3 passes through support frame 2 and shell 1 fixed connection as measuring device.

The prism 3 penetrates the front surface of the housing 1 and extends to the outside of the housing 1.

As shown in fig. 1, the illumination lamps 4 are symmetrically arranged on two sides of the prism 3 positioned outside the shell 1, the illumination lamps 4 are arranged on the surface of the shell 1, the vertical section of each illumination lamp 4 is an isosceles right triangle, and the right angles of the two illumination lamps 4 face to the center of the prism 3.

The bottom surface of shell 1 is equipped with a layer board 17, and layer board 17 is inside to be equipped with battery 16, and the top of shell 1 is equipped with brightness control knob 18, and brightness control knob 18, light 4 and battery 16 are electric connection, controls the luminance of light 4 by brightness control knob 18, guarantees the device and uses normally under the different condition of luminance.

1 top of shell is equipped with reciprocating

cylinder

5, and 5 fixed connection of reciprocating cylinder are on tunnel roof 6, and application reciprocating cylinder 5 replaces the tradition to hang the rope mode and hoists shell 1, has effectively reduced the influence of flowing air in the tunnel to centering prism 3 measurement under the point, reduces greatly and measures the back error.

In the embodiment, the reciprocating cylinder 5 is selected as a linear reciprocating driving device, and an electric push rod or a hydraulic cylinder can be selected as the linear reciprocating driving device to fix the shell 1 on the roadway top plate 6.

One end of the telescopic rod 7 on the reciprocating cylinder 5, which is close to the shell 1, is fixedly connected with a connecting rod 8.

As shown in fig. 1, 2 and 3, a placing groove 9 is provided at a position of the connecting rod 8 close to the reciprocating cylinder 5, and an inner wall of the placing groove 9 is slidably connected to an outer wall of the reciprocating cylinder 5, so that a distance between the housing 1 and the tunnel roof 6 can be minimized in a contracted state of the reciprocating cylinder 5.

The part of connecting rod 8 that is equipped with standing groove 9 can overlap and establish on reciprocating cylinder 5's outer wall, can also guarantee reciprocating cylinder 5 telescopic link 7's cleanness, prevents in the pit etc. comparatively under the messy condition that the disintegrating slag from blockking up telescopic link 7, influences telescopic link 7 and normally works.

One end of the connecting rod 8, which is far away from the reciprocating cylinder 5, is provided with a groove, and the inner wall of the groove is provided with an internal thread 10.

The housing 1 is screwed to the connecting rod 8 by means of an adjusting device.

Adjusting device includes mount 11 and rotating turret 12, installs a spliced pole on the mount 11 is close to the position of connecting rod 8, is equipped with the external screw thread 13 that corresponds with the internal thread 10 on the connecting rod 8 on the surface of spliced pole, and mount 11 and connecting rod 8 can dismantle through the cooperation of internal and external screw thread 13 and be connected.

The middle position of the fixed frame 11 is provided with a rotating frame 12, the top surface and the bottom surface of the rotating frame 12 are both fixed with a first cylindrical rotating shaft 14, the two first rotating shafts 14 are coaxially arranged, the first rotating shaft 14 is embedded into the fixed frame 11, a bearing is arranged between the first rotating shaft 14 and the fixed frame 11, and the rotating frame 12 is rotatably connected with the fixed frame 11 through the bearing. The turret 12 may be rotated about the axis of the two first shafts 14.

The shell 1 is located the intermediate position of rotating turret 12, all is fixed with columniform second pivot 15 on two sides about the shell 1, and two coaxial settings of second pivot 15 are equipped with the bearing between second pivot 15 and the rotating turret 12, and shell 1 passes through the bearing and is connected with rotating turret 12 rotation. The housing 1 can be rotated about the axis of the two second shafts 15.

The rotating frame 12 rotates at the middle position of the fixed frame 11 through the first rotating shaft 14, and the shell 1 rotates at the middle of the rotating frame 12 through the second rotating shaft 15 without being fixed. The axis of the first rotating shaft 14 and the axis of the second rotating shaft 15 are arranged vertically.

Under the static state, the rotating frame 12 and the shell 1 can not rotate, and the rotating frame 12 and the shell 1 need to rotate by means of external force, so that the rotating frame 12 and the shell 1 are held by hands in the working process and can rotate manually.

The combination of the fixed frame 11 and the rotating frame 12 allows the prism 3 to perform multi-angle measurement.

As shown in fig. 2, when the device is used specifically, the reciprocating cylinder 5 is controlled to work, the telescopic rod 7 extends downwards to drive the connecting rod 8 to descend to a proper height, and an operator screws the external thread 13 of the fixing frame 11 into the internal thread 10 at the bottom of the connecting rod 8, so that the prism 3 is fixed on the roadway roof 6 through the fixing frame 11, the rotating frame 12 and the connecting rod 8; an operator can measure through the prism 3, if the height is not proper, the telescopic rod 7 can be controlled to move up and down, or the rotating frame 12 is manually adjusted to rotate left and right and the shell 1 is adjusted to rotate up and down, and a proper position is found for measurement.

Under the working condition of underground or other darker brightnesses, can turn on light 4 by anticlockwise turning on brightness adjustment knob 18, and the bigger the angle that brightness adjustment knob 18 rotates, the brighter light 4.

After the use, the reciprocating cylinder 5 is controlled to work, and the telescopic rod 7 is contracted upwards to drive the shell 1 to move upwards. The control mode of the reciprocating cylinder 5 adopts the prior art and is not described in more detail here.

When the measuring instrument needs to be taken away, the fixing frame 11 can be screwed out, and the internal thread 10 is separated from the external thread 13.

The utility model is convenient to use, the linear reciprocating driving device fixedly connects the prism of the measuring device with the top plate of the roadway, thereby effectively reducing the influence of wind in the roadway on measurement and greatly reducing the error after measurement; the illuminating lamp provides a light source for the dark environment in the well, and a hand-held illuminating device is not needed, so that the convenience of measurement is improved, and the measurement is convenient; the adjusting device is convenient for measuring directions in multiple angles and is suitable for multiple conditions; the standing groove protects the telescopic position of the reciprocating cylinder, and broken slag or sundries are effectively prevented from entering the reciprocating cylinder to affect normal use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an adjustable centering prism linkage under point which characterized in that: the LED lamp comprises an outer shell, the inside prism that is equipped with of shell, the prism runs through the shell extends to the shell is outside, is located the shell outside the equal fixedly connected with light in both sides of prism, the shell top is equipped with the reciprocal drive arrangement of straight line, the shell with the reciprocal drive arrangement of straight line passes through adjusting device and connects.

2. An adjustable under-point centering prism suspension device according to claim 1, wherein: the straight reciprocating driving device is vertically arranged and fixedly connected to a roadway top plate, a connecting rod is connected to a telescopic rod of the straight reciprocating driving device, and the connecting rod is detachably connected with the adjusting device.

3. An adjustable under-point centering prism suspension device according to claim 2, wherein: the surface of the connecting rod, which is close to the linear reciprocating driving device, is provided with a placing groove, the placing groove is connected with the outer wall of the linear reciprocating driving device in a sliding manner, and a telescopic rod of the linear reciprocating driving device is fixedly connected with the bottom surface of the placing groove.

4. An adjustable under-point centering prism suspension device according to claim 3, wherein: the adjusting device comprises a fixed frame and a rotating frame, the fixed frame is detachably connected with the connecting rod, the rotating frame is rotatably connected with the fixed frame, and the shell is rotatably connected with the rotating frame.

5. An adjustable under-point centering prism suspension device according to claim 4, wherein: a groove is formed in the bottom surface of the connecting rod, and internal threads are formed in the groove; the top surface of the fixing frame is provided with a connecting column, and the outer wall of the connecting column is provided with an external thread corresponding to the internal thread.

6. An adjustable under-point centering prism suspension device according to claim 5, wherein: the utility model discloses a fixing frame, including mount, first pivot, the mount intermediate position is equipped with the rotating turret, equal fixedly connected with columniform first pivot on the top surface of rotating turret and the bottom surface, first pivot is embedded into the inside of mount and through the bearing with the mount rotates to be connected.

7. An adjustable under-point centering prism suspension device according to claim 6, wherein: the shell is located the intermediate position of rotating turret, equal fixedly connected with columniform second pivot on two sides about the shell, the second pivot is embedded into inside and through the bearing of rotating turret with the rotating turret rotates and connects.

8. An adjustable under-point centering prism suspension device according to claim 1, wherein: the storage battery is arranged below the shell and fixedly connected to the bottom surface of the shell through the supporting plate.

9. An adjustable under-point centering prism suspension device according to claim 8, wherein: the top of the shell is provided with a brightness adjusting knob which is electrically connected with the storage battery and the illuminating lamp.

10. An adjustable under-point centering prism suspension device according to claim 9, wherein: the light is connected the surface of shell, the cross-section of light is isosceles right triangle, and the right angle of two lights all faces the center of prism.