CN212931447U

CN212931447U - Colliery is measured range finding prism and is hung connecting device

Info

Publication number: CN212931447U
Application number: CN202022322800.9U
Authority: CN
Inventors: 陈明; 吴克刚; 田勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-04-09
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to a range finding prism suspension connection device is measured in colliery, including the range finding prism, first connecting piece and suspension wire, the one end of first connecting piece is connected in one side of range finding prism, the one end of suspension wire is connected in the other end of first connecting piece, the colliery is measured range finding prism suspension connection device and is still included the fixed disk, the extensible member, at least one counterweight, the extensible member includes first body, second body and spring, the one end of first body is connected in the opposite side of range finding prism, the horizontal cross section of first body is the polygon, first body is located to the one end cooperation of second body and slidable sleeve, the other end is connected in the fixed disk, first body and its one end are located in the range finding prism to the spring housing, the other end is connected in the second body, the counterweight can be dismantled the other end of connecting in. The utility model discloses can effectively avoid range finding prism to rotate.

Description

Colliery is measured range finding prism and is hung connecting device

Technical Field

The utility model relates to a colliery measurement technical field, concretely relates to range finding prism suspension connection device is measured in colliery.

Background

The utility model discloses a chinese utility model patent with publication number CN206638871U discloses a distance measuring prism suspension connection device for coal mine measurement, including a distance measuring prism, a suspension wire and an upper connection piece, the upper connection piece includes a cylinder and a stud with external thread arranged at one end of the cylinder, the axle center of the upper connection piece is opened with a vertical through hole and a transverse through hole, the axle center of the transverse through hole is intersected with the axle center of the vertical through hole vertically, the aperture of the transverse through hole is larger than that of the vertical through hole, the suspension wire is partially penetrated and arranged in the vertical through hole, the inner end of the suspension wire is tied into a dead knot and clamped on the inner wall of the transverse through hole, the outer end of the suspension wire extends out of the vertical through hole, the exposed parts of the stud and the suspension wire are respectively arranged at two ends of the cylinder, the outer shell of the distance measuring prism is; still open down radial screw hole on the shell of the prism of finding a distance, this down radial screw hole internal rotation a lower connecting piece, this lower connecting piece is the same with last connecting piece structure, and the installation opposite direction wears to be equipped with a weight rope in the vertical through-hole of lower connecting piece, and this weight rope middle section concatenates has a spiral extension spring, and the folding cask of weight rope lower extreme system to be furnished with the dipper.

The device has the defects that after water or sand is injected into the bucket, the bucket is in contact with the ground and can fix the distance measuring prism, but the distance measuring prism can easily rotate relative to the bucket under the action of external force because the bucket is connected with the distance measuring prism through the falling rope, and the rotation of the distance measuring prism cannot be limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a colliery measurement range finding prism hangs connecting device, can not carry out the technical problem who restricts to the rotation of range finding prism among the solution prior art.

In order to achieve the technical purpose, the technical scheme of the utility model provides a range finding prism hangs connecting device is measured in colliery, including range finding prism, first connecting piece and plumb line, the one end of first connecting piece connect in one side of range finding prism, the one end of plumb line connect in the other end of first connecting piece, a serial communication port, range finding prism hangs connecting device is measured in colliery still includes fixed disk, extensible member, at least one counterweight, the extensible member includes first body, second body and spring, the one end of first body connect in the opposite side of range finding prism, the horizontal cross-section of first body is the polygon, the one end cooperation and the slidable cap of second body are located first body, the other end connect in the fixed disk, the spring cap is located first body and its one end connect in range finding prism, The other end connect in the second body, the counterweight can dismantle connect in the other end of second body.

Further, colliery is measured range finding prism and is hung connecting device still includes the second connecting piece, the one end of second connecting piece connect in range finding prism's opposite side, the one end of first body with the other end of spring all connect in the other end of second connecting piece.

Further, the fixed disk is cylindrical, the one end of fixed disk has inwards been seted up and has been the columniform holding tank, the holding tank with the fixed disk is coaxial to be set up, the other end of second body connect in the bottom inner wall of holding tank.

Further, the counterweight includes the iron plate, the iron plate has been seted up relatively first breach has been seted up to the second body, first breach runs through one side of iron plate, the iron plate warp but first breach slip cap is located the second body.

Further, the weight piece still includes the magnetism piece, the magnetism piece connect in the iron plate is close to the one end and the magnetic force of fixed disk connect in the fixed disk.

Further, a plurality of first screw holes have been seted up to the inner wall of holding tank, and is a plurality of first screw hole is followed the circumference evenly distributed of fixed disk, first screw hole is followed the axial setting of fixed disk runs through the fixed disk, colliery measurement range finding prism hangs connecting device still includes adjusting screw, adjusting screw's screw thread end threaded connection in first screw hole.

Compared with the prior art, the beneficial effects of the utility model include: fixing the other end of the suspension wire on the inner wall of the coal mine to enable the ranging prism to be at a proper height, then connecting the weight piece to the second pipe body, pulling the fixed disc and the second pipe body to slide downwards along the axial direction of the first pipe body under the action of gravity of the weight piece until the bottom of the fixed disc is abutted against the ground, stretching the spring by the second pipe body in the process that the second pipe body slides downwards, enabling the spring to be in an extended state, wherein the fixed disc is fixed relative to the ground and cannot move or rotate relative to the ground, and the second pipe body cannot move or rotate relative to the fixed disc, and the second pipe body cannot rotate relative to the fixed disc due to the square cross section of the first pipe body, and under the condition that the second pipe body is fixed, the first pipe body cannot rotate, and in the vertical direction, gravity is applied to the ranging prism and the suspension wire by the fixed disc, so that the height of the ranging prism is, the height of the distance measuring prism and the angle in the horizontal plane can be fixed through the symptoms.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a cross-sectional view of a first connector and a suspension wire of the present invention;

fig. 3 is a schematic structural view of the middle fixing disc, the telescopic member, the weight member, the second connecting member and the adjusting screw of the present invention;

FIG. 4 is an enlarged partial schematic view at A of FIG. 3;

fig. 5 is a three-dimensional schematic view of the middle fixing disc, the telescopic member, the weight member, the second connecting member and the adjusting screw according to the present invention;

FIG. 6 is an enlarged partial schematic view at B in FIG. 5;

fig. 7 is a partially enlarged schematic view at C in fig. 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The utility model provides a range finding prism hangs connecting device is measured in colliery, as shown in fig. 1 to 7, including range finding prism 1, first connecting piece 2, suspension wire 3, fixed disk 4, extensible member 5 and at least one counterweight 6, the one end of first connecting piece 2 is connected in one side of range finding prism 1, and the one end of suspension wire 3 is connected in the other end of first connecting piece 2.

In this embodiment, second screw hole has been seted up to one side of range finding prism 1, third screw hole has been seted up to the opposite side, and range finding prism 1 is current device, does not do too much explanation in this application.

The first connecting piece 2 comprises a first fixing column 21 and a second fixing column 22 which are coaxially connected, a first through hole and a second through hole are formed in the first fixing column 21 in the axial direction, the first through hole and the first fixing column 21 are coaxially arranged, the first through hole penetrates through the first fixing column 21 and the second fixing column 22, the second through hole radially penetrates through the first fixing column 21 and is communicated with the first through hole, an external thread is formed in the outer wall of the second fixing column 22 in the axial direction, the diameter of the second fixing column 22 is smaller than that of the first fixing column 21, and the second fixing column 22 is in threaded connection with a second threaded hole.

The first fixing column 21 and the second fixing column 22 are integrally formed.

One end of the suspension wire 3 penetrates into the second through hole through the first through hole, and one end of the suspension wire 3 is tied to form a larger spherical structure, and the diameter of the spherical structure is larger than that of the first through hole and smaller than that of the second through hole.

The extensible member 5 includes a first tube 51, a second tube 52 and a spring 53, one end of the first tube 51 is connected to the other side of the distance measuring prism 1, the horizontal cross section of the first tube 51 is polygonal, one end of the second tube 52 is matched and slidably sleeved on the first tube 51, the other end of the second tube is connected to the fixed disk 4, the spring 53 is sleeved on the first tube 51, and one end of the spring is connected to the distance measuring prism 1, and the other end of the spring is connected to the second tube 52.

The cross section of the first pipe 51 may be a triangle, a quadrangle, a pentagon, a hexagon, etc., specifically, the cross section of the first pipe 51 is a rectangle, and the horizontal cross section of the second pipe 52 is a rectangle.

In this embodiment, the suspension connection device for the distance measuring prism 1 for coal mine measurement further comprises a second connection member 7, one end of the second connection member 7 is connected to the other side of the distance measuring prism 1, and one end of the first pipe 51 and the other end of the spring 53 are both connected to the other end of the second connection member 7.

Specifically, the second connecting piece 7 includes a third fixing column 71 and a fourth fixing column 72 which are coaxially connected, an external thread is axially formed on the outer wall of the third fixing column 71, the third fixing column 71 is in threaded connection with the second threaded hole, the diameter of the fourth fixing column 72 is larger than that of the third fixing column 71, and one end, far away from the third fixing column 71, of the fourth fixing column 72 is connected to one end of the first pipe body 51 and one end of the spring 53.

The third fixing column 71 and the fourth fixing column 72 are integrally formed.

In this embodiment, fixed disk 4 is cylindrical, and the one end of fixed disk 4 has inwards been seted up and has been the columniform holding tank, holding tank and the coaxial setting of fixed disk 4, and the other end of second body 52 is connected in the bottom inner wall of holding tank.

The weight member 6 is detachably attached to the other end of the second pipe 52.

The weight 6 includes iron plate 61, and iron plate 61 can dismantle through the screw and connect in second body 52, passes iron plate 61 through the screw and makes screw threaded connection in second body 52, and in this embodiment, iron plate 61 has been seted up and has been seted up first breach relatively second body 52, and first breach runs through one side of iron plate 61, and second body 52 is located through first breach slidable sleeve to iron plate 61.

In this embodiment, the weight member 6 further includes a magnetic plate 62, and the magnetic plate 62 is connected to one end of the iron block 61 close to the fixed plate 4 and is magnetically connected to the fixed plate 4.

Specifically, the inside sunken fixed slot that is formed with of bottom inner wall of holding tank, the fixed slot is cylindrically, and colliery measurement range finding prism 1 hangs connecting device still includes iron sheet 8, and iron sheet 8's horizontal cross-section is circularly, places fixed slot and fixed connection in the inner wall of fixed slot in iron sheet 8 is fixed, and iron sheet 8 is connected in the other end and the magnetism of second body 52 and is connected in magnetic sheet 62.

The magnetic sheet 62 may be a natural magnet or an ndfeb magnet, and in the embodiment, the magnetic sheet 62 is an ndfeb magnet, but the type of the magnetic sheet 62 is not limited thereto.

By arranging the magnetic sheet 62 and magnetically connecting the magnetic sheet 62 to the iron sheet 8, the iron block 61 is prevented from sliding relative to the fixed disk 4 during use.

The quantity of counterweight 6 can be one, two, three etc., and the quantity of counterweight 6 can set up as required, and in this embodiment, the quantity of counterweight 6 is two, and two counterweight 6 set up along the axial of second body 52, and the other end of second body 52 is located to the equal slidable sleeve of iron plate 61 of two counterweight 6, and the iron plate 61 of first counterweight 6 is connected in the iron plate 62 of fixed disk 4, the magnetic plate 62 magnetic connection of second counterweight 6 in first counterweight 6.

Through setting up counterweight 6, promote fixed disk 4, second body 52 lapse under the effect of counterweight 6's gravity to be fixed in fixed disk 4 on ground, can increase the pressure to fixed disk 4 through setting up two counterweight 6, avoid fixed disk 4 to remove easily, use up the back when a plurality of counterweight 6, can take off iron plate 61 from second body 52, will take off counterweight 6's magnetic sheet 62 magnetism connect in iron sheet 8.

In this embodiment, a plurality of first screw holes have been seted up to the inner wall of holding tank, and a plurality of first screw holes are along the circumference evenly distributed of fixed disk 4, and first screw hole sets up and runs through fixed disk 4 along the axial of fixed disk 4, and colliery measurement range finding prism 1 hangs connecting device still includes adjusting screw 9, and adjusting screw 9's screw thread end threaded connection is in first screw hole.

The number of the first threaded holes can be three, four, five and the like, specifically, the number of the first threaded holes is four and is corresponding to that of the adjusting screws 9, and the four adjusting screws 9 are arranged in one-to-one correspondence with the four first threaded holes.

The utility model discloses a concrete work flow: fixing the other end of the suspension wire 3 to the inner wall of the coal mine, so that the distance measuring prism 1 is at a proper height, then sleeving the iron block 61 in the counterweight 6 on the second pipe 52 through the gap, magnetically linking the magnetic sheet 62 of the counterweight 6 to the fixed disc 4, pulling the fixed disc 4 and the second pipe 52 to slide down along the axial direction of the first pipe 51 under the action of the gravity of the counterweight 6 until the bottom of the fixed disc 4 abuts against the ground, and in the process that the second pipe 52 slides down, stretching the spring 53 by the second pipe 52 to make the spring 53 in an extended state, because the fixed disc 4 is fixed relative to the ground, under the condition that the fixed disc 4 does not move or rotate relative to the ground, the second pipe 52 cannot move or rotate, because the cross section of the first pipe 51 is square, the second pipe 52 cannot rotate relative to the first pipe 51, and under the condition that the second pipe 52 is fixed, the first pipe 51 cannot rotate, and in the vertical direction, the fixed disc 4, the second pipe 52 of the balancing weight, the spring 53 and the second connecting piece 7 apply gravity to the ranging prism 1 and the suspension wire 3, so that the height of the ranging prism 1 is fixed, and the height of the ranging prism 1 and the angle in the horizontal plane can be fixed through the above symptoms.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A coal mine measurement distance measurement prism suspension connecting device comprises a distance measurement prism, a first connecting piece and a suspension wire, wherein one end of the first connecting piece is connected to one side of the distance measurement prism, one end of the suspension wire is connected to the other end of the first connecting piece, the coal mine measurement distance measurement prism suspension connecting device is characterized by further comprising a fixed disc, an expansion piece and at least one weight piece, the expansion piece comprises a first pipe body, a second pipe body and a spring, one end of the first pipe body is connected to the other side of the distance measurement prism, the horizontal cross section of the first pipe body is polygonal, one end of the second pipe body is matched and can be sleeved on the first pipe body in a sliding mode, the other end of the second pipe body is connected to the fixed disc, the spring is sleeved on the first pipe body, one end of the spring is connected to the distance measurement prism, and the other end, the counterweight can be detachably connected to the other end of the second pipe body.

2. The coal mine measurement ranging prism suspension connection device as claimed in claim 1, further comprising a second connection member, wherein one end of the second connection member is connected to the other side of the ranging prism, and one end of the first pipe and the other end of the spring are connected to the other end of the second connection member.

3. The coal mine measurement and ranging prism suspension connecting device as claimed in claim 1, wherein the fixed disk is cylindrical, a cylindrical accommodating groove is formed in one end of the fixed disk, the accommodating groove and the fixed disk are coaxially arranged, and the other end of the second pipe body is connected to the inner wall of the bottom of the accommodating groove.

4. The coal mine measurement and ranging prism suspension connection device as claimed in claim 3, wherein the weight member comprises an iron block, the iron block is provided with a first notch opposite to the second pipe body, the first notch penetrates through one side of the iron block, and the iron block is slidably sleeved on the second pipe body through the first notch.

5. The coal mine measurement and ranging prism suspension connection device as claimed in claim 4, wherein the weight member further comprises a magnetic sheet, and the magnetic sheet is connected to one end of the iron block close to the fixed disk and is magnetically connected to the fixed disk.

6. The coal mine measurement and ranging prism suspension connection device as claimed in claim 3, wherein a plurality of first threaded holes are formed in an inner wall of the accommodating groove, the first threaded holes are evenly distributed along a circumferential direction of the fixing disc, the first threaded holes are arranged along an axial direction of the fixing disc and penetrate through the fixing disc, the coal mine measurement and ranging prism suspension connection device further comprises adjusting screws, and threaded ends of the adjusting screws are in threaded connection with the first threaded holes.