CN214660246U - Shock isolation device for coal mine safety - Google Patents
Shock isolation device for coal mine safety Download PDFInfo
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- CN214660246U CN214660246U CN202120318155.5U CN202120318155U CN214660246U CN 214660246 U CN214660246 U CN 214660246U CN 202120318155 U CN202120318155 U CN 202120318155U CN 214660246 U CN214660246 U CN 214660246U
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- fixing rod
- adjusting
- support frame
- adjusting support
- frame
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- 230000035939 shock Effects 0.000 title claims abstract description 82
- 239000003245 coal Substances 0.000 title claims abstract description 31
- 238000002955 isolation Methods 0.000 title claims abstract description 16
- 238000009413 insulation Methods 0.000 claims abstract description 48
- 230000008093 supporting effect Effects 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000010521 absorption reaction Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims description 37
- 230000033228 biological regulation Effects 0.000 claims description 18
- 239000012212 insulator Substances 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 6
- 125000003003 spiro group Chemical group 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003044 adaptive effect Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a shock isolation device for coal mine safety, its characterized in that: comprises an adjusting support frame; the adjusting support frame comprises a top plate and a bottom plate, the top surfaces of the top plate and the bottom plate are respectively provided with an adjusting frame with a moving opening on the right side, an adjusting support mechanism is adjustably installed between the top plate and the bottom plate, and support shockproof mechanisms are installed on the left side and the right side of the bottom plate; the supporting shockproof mechanism comprises supporting rods arranged on the left side and the right side of the bottom plate and shock absorption components arranged at the top ends and the outer side faces of the supporting rods, and the shock absorption components elastically prop against the bottom face of the top plate. Has the advantages that: the utility model discloses convenient the removal, easy operation has possessed the shock insulation function, supports the shock insulation effect and has obtained improving.
Description
Technical Field
The utility model relates to a colliery technical field, concretely relates to colliery safety is with and have strutting arrangement of shock insulation function.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. In the case of underground coal mining, support devices are usually used to support the roadway. The existing supporting device is diversified in types, has a fixing structure and an adjusting structure, but lacks a reasonable shock insulation function, and is poor in supporting effect.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, provide one kind at present and be used for solving strutting arrangement variety various, have fixed knot to construct in addition and adjust the structure, but all lack reasonable shock insulation function, the shock insulation device for coal mine safety of the not good enough problem of supporting effect.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a shock isolation device for coal mine safety, its characterized in that: comprises an adjusting support frame;
the adjusting support frame comprises a top plate and a bottom plate, the top surfaces of the top plate and the bottom plate are respectively provided with an adjusting frame with a moving opening on the right side, an adjusting support mechanism is adjustably installed between the top plate and the bottom plate, and support shockproof mechanisms are installed on the left side and the right side of the bottom plate;
the supporting and shockproof mechanism comprises supporting rods arranged on the left side and the right side of the bottom plate and shock absorption parts arranged on the top ends and the outer side surfaces of the supporting rods, the shock absorption parts elastically prop against the bottom surface of the top plate, and shock insulation parts are arranged on the top surface of the top plate;
the shock insulation part comprises at least four shock insulators and shock insulation plates arranged on the at least four shock insulators, the at least four shock insulators comprise a fixing frame and a shock insulation spring, a round installation part which is arranged relatively is arranged in the fixing frame, the round installation part is a round installation part and a round installation part, the shock insulation spring is arranged between the round installation part and the round installation part, a shock insulation rod is movably arranged at the center of the round installation part and the round installation part, the top end of the shock insulation rod penetrates through the round installation part and is arranged on the bottom surface of the shock insulation plate, and the bottom end of the shock insulation rod penetrates through the round installation part and is provided with a bottom plate.
Furthermore, the length of the top plate is longer than that of the bottom plate, and universal wheels with wheel brakes are mounted at four end corners of the bottom surface of the bottom plate.
Furthermore, two support rods are arranged on each side of the support rod, mounting holes are formed in the support rods, and studs extending out of the mounting holes are arranged on the left side and the right side of the bottom plate and fixed through flange nuts.
Further, the shock attenuation part is including establishing respectively on two bracing piece tops and lateral surface and opening the installation department that has the through-hole, and the damping spring who connects the through-hole is passed respectively, is connected to the through-hole with the installation department corresponding and division of opening and have the joining in marriage the installation department and go up the lower extreme, join in marriage between the connection installation department and be equipped with the offset plate, the roof bottom surface is opened there is the card frame that is used for the card to go into the offset plate.
Furthermore, adjust supporting mechanism including being the regulation support frame one and the regulation support frame two that set up from top to bottom, it all includes two sets of X type criss-cross dead levers to adjust support frame one and two, adjust between support frame one and the regulation support frame two and adjust the connection and adjust a top axle dress of support frame at the bottom plate top surface, adjust two axle dresses of support frame at the roof bottom surface.
Furthermore, the two groups of X-shaped crossed fixing rods are respectively a first fixing rod, a second fixing rod, a third fixing rod and a fourth fixing rod, the first fixing rod in the first adjusting support frame is crossed in the front of the second fixing rod, the fourth fixing rod in the first adjusting support frame is crossed in the rear of the third fixing rod, the first fixing rod and the third fixing rod in the first adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the first fixing rod are in shaft connection with an adjusting frame arranged on the top surface of the bottom plate, the second fixing rod and the fourth fixing rod in the first adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the first fixing rod are in shaft connection with the bottom end of the second fixing rod, and the first fixing rod and the third fixing rod, the second fixing rod and the fourth fixing rod in the first adjusting support frame and the second fixing rod are in shaft connection.
Furthermore, a first fixing rod in the second adjusting support frame is crossed in front of a second fixing rod, a fourth fixing rod in the second adjusting support frame is crossed behind a third fixing rod, the first fixing rod and the third fixing rod in the second adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the third fixing rod are in shaft connection with an adjusting frame arranged on the bottom surface of the top plate, and a moving opening is formed in the second fixing rod and the fourth fixing rod in the second adjusting support frame are oppositely arranged, and the top end of the second fixing rod and the top end of the fourth fixing rod are in shaft connection with the adjusting frame arranged on the bottom surface of the top plate.
Furthermore, the top ends of the first fixing rod and the third fixing rod in the first adjusting support frame are respectively connected with the bottom ends of the second fixing rod and the fourth fixing rod in the first adjusting support frame through the mounting middle shaft, and the top ends of the second fixing rod and the fourth fixing rod in the first adjusting support frame are respectively connected with the bottom ends of the first fixing rod and the third fixing rod in the second adjusting support frame through the mounting main shaft, so that a shaft mounting structure of the first adjusting support frame and the second adjusting support frame is formed.
Further, the axis is equipped with the intubate, the main shaft intercommunication has the internal thread pipe, has installed manual regulation pole between central siphon and internal thread pipe, ball bearing has been installed and has been inserted in the intubate to manual regulation pole one end, has arranged the screw thread on manual regulation pole, and the screw thread is adjusted and the manual regulation pole other end with the internal thread pipe spiro union and is equipped with the handle body, and the spiro union is adjusted and has set nut on the screw thread.
Furthermore, spring mounting plates which are used for coiling the shock insulation springs and provided with mounting holes are arranged in the upper circular mounting part and the lower circular mounting part.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has: to strutting arrangement variety various, have fixed knot to construct and adjust the structure in addition, but all lack reasonable shock insulation function, support the not good enough problem of effect.
This application adjusts the regulation supporting mechanism of installation through the regulation frame that is equipped with in roof and bottom surface, can make things convenient for manual regulation pole to adjust and rise or descend, and the shock insulation part of installation on the roof can play top surface shock insulation function, and the shock attenuation part of installing at the bracing piece lateral surface can play the shock-absorbing function of both sides to the bracing piece top surface can support in the roof bottom surface, has increased shock insulation nature.
The supporting device is convenient to move, simple to operate and capable of achieving the shock insulation function, and the supporting shock insulation effect is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the adjusting support frame of the present invention;
FIG. 3 is a schematic structural view of the supporting and shock-proof mechanism of the present invention;
FIG. 4 is a schematic structural view of the shock insulation component of the present invention;
figure 5 is the structure schematic diagram of the shock isolator of the utility model.
The reference numerals are explained below: the adjustable support comprises an adjusting support frame 1, a top plate 11, a bottom plate 12, a universal wheel 13, an adjusting frame 14, a moving opening 15, an adjusting support mechanism 2, a first adjusting support frame 21, a second adjusting support frame 22, a first fixing rod 23, a second fixing rod 24, a third fixing rod 25, a fourth fixing rod 26, a shaft body 27, a middle shaft 28, a main shaft 29, an insertion pipe 30, an internal threaded pipe 31, a manual adjusting rod 4, threads 41, a handle body 42, a fixing nut 43, a ball bearing 44, a supporting shockproof mechanism 5, a supporting rod 51, a mounting hole 52, a stud 53, a flange nut 54, a shock absorption part 6, a mounting part 61, a matching and mounting part 62, a shock absorption spring 63, a resisting plate 64, a clamping frame 65, a shock absorption part 7, a shock absorber 71, a shock absorption plate 72, a fixing frame 73, a shock absorption spring 74, an upper circular mounting part 75, a lower circular mounting part 76, a spring mounting plate 77, a shock absorption rod 78 and a clamping plate 79.
Detailed Description
Example one
As shown in fig. 1 to 5, the seismic isolation device for coal mine safety provided by the embodiment is used for solving the problems that the types of supporting devices are various, a fixing structure and an adjusting structure are provided, but the seismic isolation function is not reasonable, and the supporting effect is not good enough.
The innovation point of the application is that: comprises an adjusting support frame 1;
the adjusting support frame 1 comprises a top plate 11 and a bottom plate 12, wherein adjusting frames 14 with moving openings 15 on the right sides are arranged on the top surfaces of the top plate 11 and the bottom plate 12, an adjusting support mechanism 2 is adjustably installed between the top plate 11 and the bottom plate 12, and support shockproof mechanisms 5 are installed on the left side and the right side of the bottom plate;
the supporting and shockproof mechanism 5 comprises supporting rods 51 arranged on the left side and the right side of the bottom plate 12 and shock absorption parts 6 arranged on the top ends and the outer side surfaces of the supporting rods 51, the top surface shock absorption parts 6 elastically prop against the bottom surface of the top plate 11, the outer side shock absorption parts prop against two sides in the mine tunnel, and shock insulation parts 7 are arranged on the top surface of the top plate 11; the shock insulation part 7 comprises at least four shock insulators 71 and shock insulation plates 72 arranged on the at least four shock insulators 71, the at least four shock insulators 71 comprise fixed frames 73 and shock insulation springs 74, and fixed plates are arranged on two sides of the fixed frames and fixed through fixing nails. The centers of the lower circular mounting part 75 and the upper circular mounting part 76 are also movably provided with a shock insulation rod 78, the top end of the shock insulation rod 78 penetrates through the upper circular mounting part 75 and is arranged on the bottom surface of a shock insulation plate, and the bottom end of the shock insulation rod 78 penetrates through the lower circular mounting part 76 and is provided with a clamping plate 79. Facilitating the elastic connection.
In the first embodiment, as shown in fig. 5, the damping part 6 includes an installation portion 61 that is respectively disposed on the top ends of the two support rods and has a through hole, an adaptive installation portion 62 that is corresponding to the installation portion 61 and has an adaptive through hole, and a damping spring 63 that has an upper end and a lower end passing through the through hole and the adaptive through hole respectively, wherein spring rods extend from both ends of the damping spring and are respectively wound between the through hole and the adaptive through hole, a butt plate 64 is disposed between the adaptive installation portions, and a clamping frame 65 for clamping the butt plate 64 is disposed on the bottom surface of the top plate 11. The shock insulation support is convenient to fix.
In the first embodiment, as shown in fig. 2-3, the adjusting and supporting mechanism 2 includes a first adjusting supporting frame 21 and a second adjusting supporting frame 22, which are disposed at the lower part and the upper part, the first adjusting supporting frame and the second adjusting supporting frame both include two sets of fixing rods crossing in an X shape, the first adjusting supporting frame and the second adjusting supporting frame are connected in an adjusting manner, and the top end of the first adjusting supporting frame 21 is axially mounted on the bottom surface of the top plate 11, and the second adjusting supporting frame 22 is axially mounted on the top surface of the bottom plate 12. The supporting height can be conveniently adjusted.
In the first embodiment, as shown in fig. 2-3, the two groups of fixing rods intersecting in the X shape are a first fixing rod 23, a second fixing rod 24, a third fixing rod 25 and a fourth fixing rod 26, respectively, the first fixing rod 23 in the first adjusting support frame 21 intersects in front of the second fixing rod 24, the fourth fixing rod 26 in the first adjusting support frame 21 intersects behind the third fixing rod 25, the first fixing rod and the third fixing rod in the first adjusting support frame are disposed oppositely, and the bottom ends of the first fixing rod and the third fixing rod are coupled to a moving opening formed in an adjusting frame disposed on the top surface of the bottom plate 12, the second fixing rod and the fourth fixing rod in the first adjusting support frame are disposed oppositely, and the bottom ends of the second fixing rod and the fourth fixing rod in the first adjusting support frame are coupled to the adjusting frame disposed on the top surface of the bottom plate 12 through a shaft body 27. The shaft is convenient to mount and adjust.
In the first embodiment, as shown in fig. 2-3, the first fixing rod 23 of the second adjusting support frame 22 crosses in front of the second fixing rod 24, the fourth fixing rod 26 of the second adjusting support frame 22 crosses behind the third fixing rod 25, the first and third fixing rods of the second adjusting support frame are oppositely arranged, and the bottom ends of the first and third fixing rods are axially connected to the adjusting frame 14 arranged on the top surface of the top plate, and the second and fourth fixing rods of the second adjusting support frame are oppositely arranged, and the bottom ends of the second and fourth fixing rods are axially connected to the moving opening 15 formed in the adjusting frame 14 arranged on the top surface of the top plate.
In the first embodiment, as shown in fig. 2-3, the top ends of the first fixing rod and the third fixing rod in the first adjusting support frame are respectively connected with the bottom ends of the second fixing rod and the fourth fixing rod in the second adjusting support frame 22 through the mounting middle shaft 28, and the top ends of the second fixing rod and the fourth fixing rod in the first adjusting support frame 21 are respectively connected with the bottom ends of the first fixing rod and the third fixing rod in the second adjusting support frame 22 through the mounting main shaft 29, so as to form a shaft mounting structure of the first adjusting support frame and the second adjusting support frame.
In the first embodiment, as shown in fig. 2, shaft plates are disposed at two ends of the middle shaft 28, the main shaft 29 and the shaft body, an insertion tube 30 is disposed at an inner end of the middle shaft 28, an internal threaded tube 31 is communicated with an inner end of the main shaft 29, a manual adjustment rod 4 is disposed between the insertion tube 30 and the internal threaded tube 31, a ball bearing is mounted at one end of the manual adjustment rod 4 and inserted into the insertion tube 30, a thread 41 is disposed on the manual adjustment rod, the thread 41 is adjusted by screwing with the internal threaded tube 31, and a handle 42 is disposed at the other end of the manual adjustment rod 4. The adjusting support is convenient to adjust, the manual adjusting rod is in threaded connection with the adjusting support, the fixing nut can be mounted on the thread, and the adjusting support can be fixed outside the internal thread pipe through the fixing nut after being adjusted and fixed. Here, the manual clockwise operation is raising, and the counterclockwise operation is lowering.
In the first embodiment, as shown in the figure, a spring mounting plate 77 for coiling the shock insulation spring 74 and provided with a mounting hole is arranged in each of the upper circular mounting part 75 and the lower circular mounting part 76. Because the upper end and the lower end of the shock insulation spring are respectively extended with the spring rods, the shock insulation spring can be respectively coiled on the spring mounting plate to form elastic connection.
Example two
The structure and connection relationship of the present application are explained by way of example, and the installation method of the present application is explained below to further understand the installation method of the present application.
In the installation, because roof and bottom plate are adjusted through the adjusting frame respectively and are installed and support adjustment mechanism, adjust the support mechanism and constitute by the regulation support frame two and the first axle dress of upper and lower axle dress, the epaxial dress spiro union of axis dress has manual regulation pole on axis and the main shaft between it, can cross the ascending or decline regulation of manual regulation pole to adjusting the support mechanism, because install the shockproof mechanism of support in the bottom plate left and right sides, the shock attenuation part that the bracing piece top surface of supporting among the shockproof mechanism was equipped with supports the board through supporting the board and pushes up in roof bottom surface both sides, the shock attenuation part that the bracing piece lateral surface was equipped with supports in the inside left and right sides of mine shaft through the supporting board that the outside was equipped with, owing to install shock insulation part on the roof, its shock insulation board elasticity that is equipped with through the isolator top surface supports in the inside top surface of mine shaft, play the shock insulation effect.
EXAMPLE III
The structure and connection relationship of the present application are described in the embodiment, and the installation manner of the present application is described in the embodiment, so that the use manner of the present application is described below, so as to further understand the use of the present application.
In use, the manual adjusting support mechanism is adjusted and installed between the top plate and the bottom plate through a manual operation manual adjusting support mechanism in the application, and the manual operation manual adjusting rod is installed between the first adjusting support frame and the second adjusting support frame in a rotating mode to enable the first adjusting support frame and the second adjusting support frame to ascend or descend together.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the claimed technical content of the present invention has been fully recorded in the claims.
Claims (10)
1. The utility model provides a seismic isolation device for coal mine safety which characterized in that: comprises an adjusting support frame;
the adjusting support frame comprises a top plate and a bottom plate, the top surfaces of the top plate and the bottom plate are respectively provided with an adjusting frame with a moving opening on the right side, an adjusting support mechanism is adjustably installed between the top plate and the bottom plate, and support shockproof mechanisms are installed on the left side and the right side of the bottom plate;
the supporting and shockproof mechanism comprises supporting rods arranged on the left side and the right side of the bottom plate and shock absorption parts arranged on the top ends and the outer side surfaces of the supporting rods, the shock absorption parts elastically prop against the bottom surface of the top plate, and shock insulation parts are arranged on the top surface of the top plate;
the shock insulation component comprises at least four shock insulators and shock insulation plates arranged on the at least four shock insulators;
four at least shock insulators all include fixed frame and shock insulation spring, be equipped with the round installation department of relative setting in the fixed frame, it is round installation department and round installation department down respectively go up and install the shock insulation spring between round installation department and the round installation department down round installation department and last round installation department center still movable mounting have the shock insulation pole down, the shock insulation pole top is passed round installation department and is established in shock insulation board bottom surface, the shock insulation pole bottom end is passed round installation department down and is equipped with the cardboard.
2. The seismic isolation device for coal mine safety according to claim 1, wherein: the length of the top plate is longer than that of the bottom plate, and universal wheels with wheel brakes are mounted at four end corners of the bottom surface of the bottom plate.
3. The seismic isolation device for coal mine safety according to claim 1, wherein: two supporting rods are arranged on each side, mounting holes are formed in the bottom surfaces of the supporting rods, and studs extending out of the mounting holes are arranged on the left side and the right side of the bottom plate and fixed through flange nuts.
4. The seismic isolation device for coal mine safety according to claim 1, wherein: the damping part is including establishing respectively on two bracing piece tops and lateral surface and opening the installation department that has the through-hole, and corresponding and opening with the installation department has the join in marriage the damping spring who connects the installation department that connects the through-hole and upper and lower end pass the through-hole respectively, connect to be equipped with the butt plate between the installation department, the roof bottom surface is opened to be used for the card to go into the card frame that supports the plate.
5. The seismic isolation device for coal mine safety according to claim 1, wherein: the adjusting and supporting mechanism comprises a first adjusting supporting frame and a second adjusting supporting frame which are arranged from bottom to top, the first adjusting supporting frame and the second adjusting supporting frame both comprise two groups of fixing rods which are X-shaped intersections, the first adjusting supporting frame and the second adjusting supporting frame are connected in an adjusting mode, a top end shaft of the first adjusting supporting frame is mounted on the top surface of the bottom plate, and the second adjusting supporting frame is mounted on the bottom surface of the top plate.
6. A seismic isolation device for coal mine safety as claimed in claim 5, wherein: the two groups of X-shaped crossed fixing rods are respectively a first fixing rod, a second fixing rod, a third fixing rod and a fourth fixing rod, the first fixing rod in the first adjusting support frame is crossed in the front of the second fixing rod, the fourth fixing rod in the first adjusting support frame is crossed behind the third fixing rod, the first fixing rod and the third fixing rod in the first adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the first fixing rod are in shaft connection with each other, a moving opening is formed in an adjusting frame arranged on the top surface of the bottom plate, the second fixing rod and the fourth fixing rod in the first adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the first fixing rod are in shaft connection with each other, and the first fixing rod and the third fixing rod in the first adjusting support frame and the second fixing rod and the fourth fixing rod in the first adjusting support frame are in shaft connection with each other.
7. A seismic isolation device for coal mine safety as claimed in claim 5, wherein: the first fixing rod in the second adjusting support frame is crossed in front of the second fixing rod, the fourth fixing rod in the second adjusting support frame is crossed behind the third fixing rod, the first fixing rod and the third fixing rod in the second adjusting support frame are oppositely arranged, the bottom end of the first fixing rod and the bottom end of the third fixing rod are in shaft connection with an adjusting frame arranged on the bottom surface of the top plate, and the second fixing rod and the fourth fixing rod in the second adjusting support frame are oppositely arranged, the top end of the second fixing rod and the top end of the fourth fixing rod are in shaft connection with an adjusting frame arranged on the bottom surface of the top plate and provided with moving openings.
8. A seismic isolation device for coal mine safety as claimed in claim 5, wherein: the top ends of the first fixing rods and the third fixing rods in the first adjusting support frame are respectively connected with the bottom ends of the second fixing rods and the fourth fixing rods in the second adjusting support frame through the mounting middle shaft, and the top ends of the second fixing rods and the fourth fixing rods in the first adjusting support frame are respectively connected with the bottom ends of the first fixing rods and the third fixing rods in the second adjusting support frame through the mounting main shaft.
9. A seismic isolation apparatus for coal mine safety as claimed in claim 8, wherein: the axis is equipped with the intubate, the main shaft intercommunication has the internal thread pipe, has installed manual regulation pole between central siphon and internal thread pipe, ball bearing has been installed to manual regulation pole one end and has been inserted in the intubate, has arranged the screw thread on manual regulation pole, and the screw thread is adjusted and the manual regulation pole other end with the internal thread pipe spiro union and is equipped with the handle body, and the spiro union is adjusted and has set nut on the screw thread.
10. The seismic isolation device for coal mine safety according to claim 1, wherein: and spring mounting plates which are used for coiling the shock insulation springs and provided with mounting holes are arranged in the upper circular mounting part and the lower circular mounting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120318155.5U CN214660246U (en) | 2021-02-04 | 2021-02-04 | Shock isolation device for coal mine safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120318155.5U CN214660246U (en) | 2021-02-04 | 2021-02-04 | Shock isolation device for coal mine safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214660246U true CN214660246U (en) | 2021-11-09 |
Family
ID=78446147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120318155.5U Expired - Fee Related CN214660246U (en) | 2021-02-04 | 2021-02-04 | Shock isolation device for coal mine safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214660246U (en) |
-
2021
- 2021-02-04 CN CN202120318155.5U patent/CN214660246U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |