CN215064124U - Blasting device for roadway excavation - Google Patents
Blasting device for roadway excavation Download PDFInfo
- Publication number
- CN215064124U CN215064124U CN202120292690.8U CN202120292690U CN215064124U CN 215064124 U CN215064124 U CN 215064124U CN 202120292690 U CN202120292690 U CN 202120292690U CN 215064124 U CN215064124 U CN 215064124U
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- Prior art keywords
- vertical plate
- driving
- fixed
- plate
- sliding
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- Expired - Fee Related
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- 238000005422 blasting Methods 0.000 title claims abstract description 33
- 238000009412 basement excavation Methods 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims description 19
- 230000005641 tunneling Effects 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 239000002360 explosive Substances 0.000 description 15
- 238000004880 explosion Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a blasting device for roadway driving, which comprises a vertical plate, wherein a placing plate, a sliding support device and a clamping device are arranged on the vertical plate; the placing plate is vertically fixed at the bottom of the front side of the vertical plate; the sliding support device comprises vertical fixing plates symmetrically arranged on the left side and the right side of the vertical plate, and a driving telescopic part and a guiding limiting part are arranged on the back surface of the vertical plate between the two fixing plates at intervals from top to bottom; the utility model discloses the structure is unique, simple to operate, can directly fix the device on the lateral wall of the left and right sides two in tunnel through the both sides fixed plate, and the installation rate is fast, the effectual fixed fastness of having solved current blasting device poor, to the directional poor problem of effect of tunnel perpendicular regional blasting.
Description
Technical Field
The utility model belongs to the technical field of the tunnelling apparatus, concretely relates to tunnelling is with blasting device.
Background
Roadways are various passages drilled between the earth's surface and the ore body for transporting ore, ventilation, drainage, pedestrians, and various necessary preparation works for newly digging ore for mining metallurgical equipment. In the process of tunneling, directional blasting is generally performed on the internal structure of the tunnel by using a blasting device.
When the existing blasting device is used, firstly, the blasting device is required to be installed and fixed on a supporting part comprising the device, so that the tunnel blasting effect is prevented from being influenced because the blasting device cannot resist the impact force of explosives when the explosives explode; the existing blasting device is generally fixedly installed on a base of a roadway through the base, the fixing firmness is poor, when directional blasting is carried out on a vertical plane area on the front side of the roadway, the reverse impact force of explosive explosion easily orders about the blasting device to turn over backwards, the directional effect is poor, the final blasting effect is influenced, and the overall structure of the roadway is easily damaged to influence the safety of the overall structure of the roadway.
SUMMERY OF THE UTILITY MODEL
To defect and problem that current tunnelling exists, the utility model provides a demolition unit for tunnelling, the device structure is unique, and simple to operate can directly fix the device on the lateral wall of the left and right sides two in tunnel through the both sides fixed plate, and the installation rate is fast, has effectually solved current demolition unit fixed fastness poor, to the directional poor problem of the regional blasting in tunnel perpendicular.
The utility model provides a scheme that its technical problem adopted is: a blasting device for roadway driving comprises a vertical plate, wherein a placing plate, a sliding support device and a clamping device are arranged on the vertical plate; the placing plate is vertically fixed at the bottom of the front side of the vertical plate; the sliding support device comprises vertical fixing plates symmetrically arranged on the left side and the right side of the vertical plate, a driving telescopic part and a guiding limiting part are arranged on the back surface of the vertical plate between the two fixing plates at intervals from top to bottom, the driving telescopic part comprises a transverse driving rod, a screw rod and bearing seats, the back surface of the vertical plate is fixedly provided with the two bearing seats at intervals along the transverse direction, the driving rod is sleeved in the bearings of the two bearing seats in an axial sliding manner, the left end and the right end of the driving rod are provided with screw holes along the axial direction and are sleeved with the screw rod in a matching manner, the other end of the screw rod extends outwards to form the screw holes to be connected with the fixing plates on the adjacent sides, and the thread arrangement directions of the screw holes at the two ends of the driving rod are opposite; the guide limiting part comprises a limiting sleeve fixed on the back of the vertical plate in a sliding manner along the transverse direction, limiting rods are sleeved in the left end and the right end of the limiting sleeve in a matching manner, and the outer ends of the limiting rods extend outwards to form the limiting rods and are fixedly connected with the adjacent side fixing plates; the clamping device comprises clamping plates and opposite driving mechanisms, wherein the clamping plates are symmetrically arranged above the left side and the right side of the placing plate, the two clamping plates are fixed on the front end face of the vertical plate in a sliding mode through the opposite driving mechanisms, and the two clamping plates can be driven to move along the vertical plate in opposite directions or in opposite directions synchronously through the opposite driving mechanisms.
A hand ring is sleeved on the driving rod between the two bearing seats.
The middle part of the limiting sleeve is slidably sleeved with a fixing sleeve, and one end face of the fixing sleeve adjacent to the vertical plate is fixed with the vertical plate in parallel at intervals through a fixing column.
The fixed plate is provided with a plurality of anchoring holes along the transverse direction from top to bottom.
The opposite driving mechanism comprises a driving wheel which is rotatably arranged between the two clamping plates, a fixed shaft of the driving wheel passes through the vertical plate backwards and is connected with a driving handle, and a locking part is arranged on the fixed shaft between the driving handle and the vertical plate; an upper sliding rail and a lower sliding rail are respectively fixed on vertical plates on the upper side and the lower side of the driving wheel, connecting grooves communicated with the inside of the upper sliding rail and the lower sliding rail are transversely formed in the front faces of the upper sliding rail and the lower sliding rail, sliding racks are respectively matched and sleeved in the left section of the upper sliding rail and the right section of the lower sliding rail, a connecting block is fixed at one end, away from the driving wheel, of each sliding rack, and the front end of each connecting block penetrates through the connecting grooves to be fixedly connected with the clamping plate on the adjacent side; and the teeth on the upper side and the lower side of the driving wheel respectively extend into the sliding rails on the adjacent sides and are meshed with the sliding racks in the sliding rails.
The locking part comprises a tubular lock sleeve which is rotatably sleeved on the fixed shaft, one end of the lock sleeve, which is adjacent to the vertical plate, is vertically fixed with the vertical plate, a threaded hole communicated with the inside of the lock sleeve is formed in the circumferential side surface of one side of the lock sleeve along the radial direction, a locking bolt is installed in a matching manner, and the inner end of the locking bolt is abutted against the fixed shaft in the lock sleeve.
The utility model has the advantages that: the utility model provides a blasting device for tunnel driving, which has a unique structure and comprises a vertical plate, wherein a placing plate, a sliding support device and a clamping device are arranged on the vertical plate; the placing plate is vertically fixed at the bottom of the front side of the vertical plate and used for placing explosives; the clamping device comprises clamping plates and opposite driving mechanisms, the clamping plates are symmetrically arranged above the left side and the right side of the placing plate, the two clamping plates are fixed on the front end face of the vertical plate in a sliding mode through the opposite driving mechanisms, and the two clamping plates can be driven to synchronously move along the vertical plate in opposite directions or opposite directions through the opposite driving mechanisms, so that explosives placed on the placing plate are clamped and fixed, and the explosives are prevented from falling off in the process of fixing the blasting device; the sliding support device comprises vertical fixing plates which are symmetrically arranged on the left side and the right side of a vertical plate, the fixing plates are transversely provided with a plurality of anchoring holes from top to bottom, the back surface of the vertical plate between the two fixing plates is provided with a driving telescopic part and a guiding limiting part at intervals from top to bottom, the driving telescopic part comprises a driving rod which is fixed on the back surface of the vertical plate through a bearing seat in a rotating way, the driving rod can axially slide along the left side and the right side of a bearing in the bearing seat, the left end and the right end of the driving rod are provided with screw holes along the axial direction and are sleeved with screw rods in a matching way, the other end of each screw rod extends outwards to form the screw holes to be connected with the adjacent side fixing plates, the thread arrangement directions of the screw holes at the two ends of a starting rod are opposite, the guiding limiting part comprises a limiting sleeve which is fixed on the back surface of the vertical plate along the transverse sliding way, the limiting rods which are vertically connected with the adjacent side fixing plates are sleeved in the left end and the right end of the limiting sleeve in a matching way, the fixing plates at the two sides of a roadway through anchor rod when in use, thereby when detonating the explosive of riser front side, the explosion counter-impact force of explosive can directly act on the lateral wall of tunnel both sides through the fixed plate of drive extensible part, direction spacing part and riser both sides, and is fixed firm, can not take place the phenomenon of turning on one's side to blasting unit's directional effect has been improved.
And because the restriction of gag lever post, when rotating the actuating lever, the fixed plate of the screw rod meeting synchronous push-and-pull left and right sides at both ends removes in opposite directions or opposite direction about the actuating lever to when installation blast apparatus, can order about blast apparatus left and right sides fixed plate through rotating the actuating lever and remove closely the shore on the lateral wall of the left and right sides in opposite directions, thereby when fixing fixed plate and tunnel lateral wall through the stock, do not need extra operating personnel to support the riser, not only practiced thrift manpower resources, and improved work efficiency.
The utility model provides a demolition unit for tunnelling, the device structure is unique, and simple to operate can directly fix the device on the lateral wall of the left and right sides two in tunnel through the both sides fixed plate, and the installation rate is fast, the effectual fixed fastness of having solved current demolition unit poor, to the poor problem of the directional effect of tunnel perpendicular regional blasting.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic structural view of the sliding support device of the present invention.
Fig. 3 is a schematic view of the fixing mode of the stop collar of the present invention.
Fig. 4 is an enlarged schematic view of the structure at a in fig. 3.
Fig. 5 is an enlarged schematic view of the structure at B in fig. 3.
Fig. 6 is a schematic view of the fixing mode of the driving rod of the present invention.
Fig. 7 is a schematic view of the mechanism of the driving mechanism in opposite directions.
Fig. 8 is a schematic view of the installation position of the stop collar of the present invention.
Reference numbers in the figures: the device comprises a vertical plate 1, a placing plate 2, a sliding support device 3, a fixing plate 31, a driving telescopic part 32, a driving rod 321, a screw rod 322, a bearing seat 323, a guiding limiting part 33, a limiting sleeve 331, a limiting rod 332, a fixing sleeve 333, a fixing sleeve 334, a fixing column 4, a clamping device 41, a clamping plate 42, a facing driving mechanism 42, a driving wheel 421, a fixing shaft 4211, a driving handle 423, a shaft sleeve 424, a locking bolt 425, an upper sliding rail 426, a lower sliding rail 427, a sliding rack 428, a connecting groove 429, a handle ring 5, a ring sleeve 51, a ring sleeve 52 and a limiting ring 6.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1
The embodiment provides a blasting device for roadway driving, as shown in fig. 1-7, which comprises a vertical plate 1, wherein a placing plate 2, a sliding support device 3 and a clamping device 4 are arranged on the vertical plate; place the bottom of board 2 vertical fixation in riser 1 front side for place the explosive, clamping device 4 includes splint 41 and actuating mechanism 42 in opposite directions, and the top symmetry of placing the 2 left and right sides of board is equipped with splint 41, and two splint 41 slide through actuating mechanism 42 in opposite directions and fix the terminal surface before the riser, and can order about two splint through actuating mechanism in opposite directions and move along the riser in opposite directions in step, specifically:
the opposite driving mechanism 42 comprises a driving wheel 421 rotatably installed between the two clamping plates, a fixed shaft 4211 of the driving wheel 421 passes through the vertical plate backwards to be connected with a driving handle 423, a locking part is arranged on the fixed shaft between the driving handle and the vertical plate, the locking part comprises a tubular locking sleeve rotatably sleeved on the fixed shaft, as shown in fig. 3, a shaft hole is longitudinally formed in the middle of the vertical plate between the driving telescopic part 32 and the guiding and limiting part 33, a shaft sleeve 424 is sleeved in the shaft hole, the fixed shaft of the driving wheel 421 is rotatably sleeved in the shaft sleeve 424 of the shaft hole, a driving wrench 423 is sleeved in the shaft sleeve extending backwards, the shaft sleeve in the shaft hole extends backwards to protrude out of the vertical plate 1 to replace the tubular locking sleeve, a threaded hole communicated with the inside of the shaft sleeve 43 is radially formed in the circumferential side surface of one end of the shaft sleeve extending out of the vertical plate 1, a locking bolt 425 is matched and sleeved in the threaded hole, and the inner end of the locking bolt 425 is in contact with the fixed shaft sleeve 4211 in the shaft sleeve 43, the driving wheel 421 can be driven to rotate by rotating the driving wrench 423, and the fixed shaft 4211 can be tightly locked by tightening the locking bolt 425, so that the driving wheel 421 is prevented from rotating.
An upper sliding rail 426 and a lower sliding rail 427 are respectively fixed on the vertical plates on the upper side and the lower side of the driving wheel 421, the front surfaces of the upper sliding rail 426 and the lower sliding rail 427 are transversely provided with a connecting groove 49 communicated with the inside, a sliding rack 428 is respectively sleeved in the left section of the upper sliding rail 426 and the right section of the lower sliding rail 427 in a matching manner, the sliding rack 428 can slide left and right in the sliding rail, a connecting block is fixed at one end of the sliding rack 428 far away from the driving wheel 421, the front end of the connecting block is fixedly connected with the clamping plate passing through the connecting groove and the adjacent side, and when the sliding rack 428 slides left and right along the sliding rail 426, the clamping plate 41 can be driven by the connecting block to slide left and right along the placing plate 2.
When the driving wheel 421 is driven to rotate by the driving handle 423, the driving wheel drives the sliding racks in the upper sliding rail 426 and the lower sliding rail 427 to slide in opposite directions along the sliding rails, and when the sliding racks in the upper sliding rail 426 and the lower sliding rail 427 slide in opposite directions or opposite directions, the two clamping plates on the plate 2 are driven to move in opposite directions by the opposite driving mechanism, so as to clamp the explosive on the plate 2, then the locking bolt 425 is screwed tightly, and the fixing shaft in the shaft sleeve 43 is fixed, so that the explosive placed on the plate 2 is clamped and fixed, and the explosive is prevented from falling off in the process of fixing the blasting device.
The sliding support device 3 comprises vertical fixing plates 31 symmetrically arranged on the left side and the right side of the vertical plate, and the fixing plates 31 are provided with 4 anchor rod holes 311 which transversely penetrate through the fixing plates 31 from top to bottom at uniform intervals and are used for fixing the fixing plates 31 on the side walls of the roadway by installing anchor rods; the back of the vertical plate between the two vertical plates and the fixed plate 31 is provided with a driving telescopic part 32 and a guiding limiting part 33 at intervals from top to bottom, the driving telescopic part 32 comprises a transverse driving rod 321, a screw rod 322 and bearing seats 323, the driving rod 321 is a square rod, the back of the vertical plate 1 is fixed with two bearing seats 323 at intervals along the transverse direction, the driving rod 321 is sleeved in the bearings of the two bearing seats 323 along the axial direction in a sliding manner, and the driving rod 321 can slide left and right or rotate coaxially along the bearings of the two bearing seats 323; screw holes are axially formed in the left end and the right end of the driving rod 321, the driving rod is sleeved with a screw rod 322 in a matching mode, the screw holes are outwards extended from the other end of the screw rod to be vertically welded with the adjacent side fixing plate 31, and the screw threads of the screw holes in the left end and the right end of the driving rod are opposite in opening direction.
The driving rod between the two bearing seats 323 is sleeved with a handle ring 5, the handle ring 5 comprises a ring sleeve 51 which is matched with the driving rod 321 in a sliding sleeved mode, the ring sleeve 51 can slide left and right along the outer end face of the Dongguan 321, 6 handles 52 are fixed on the circumferential side face of the ring sleeve 51 at intervals along the circumference, and the driving rod 321 can rotate in the bearing seats 323 through the handles 52.
The guiding and limiting part 33 comprises a limiting sleeve 31 fixed on the back of the vertical plate in a transverse sliding manner, the limiting sleeve 31 can horizontally slide left and right along the back of the vertical plate 31, and the fixing manner of the limiting sleeve 31 is various, for example: a fixed sleeve 333 is arranged in the middle of the limiting sleeve 31 in a sliding mode, and one end face, adjacent to the vertical plate 1, of the fixed sleeve 333 is welded and fixed with the vertical plate in parallel at intervals through a fixed column 334; the left end and the right end of the limiting sleeve are provided with sliding holes inwards along the axial direction, and are sleeved with a limiting rod 332 in a matching manner, the limiting rod 332 can slide left and right along the sliding holes, the outer end of the limiting rod 332 extends outwards to form the limiting sleeve 331 and is vertically fixed with the fixing plates on the adjacent sides, because the bottom of the fixing plate is restrained by the limiting sleeve 331 and the limiting rod 332, when the driving rod 321 is driven to rotate by the hand ring 5, the screw rods at the two ends of the driving rod 321 can synchronously push and pull the two fixing plates to move towards or away from each other, so that when the blasting device provided by the embodiment is installed in a roadway, the fixing plates on the left side and the right side of the blasting device can be driven to move towards each other by rotating the driving rod to tightly prop against the side walls on the left side and the right side of the roadway, when the fixing plates and the side walls of the roadway are fixed by the anchor rods, extra operators do not need to hold the upright plates, thereby not only saving manpower resources, but also improving the working efficiency, and because actuating lever 321 and stop collar 331 are fixed at the 1 back of riser in the slip, thereby pass through slip strutting arrangement 3 with the riser and fix behind the wall of tunnel left and right sides, promote riser 1, can order about riser 1 and slide along actuating lever 321 and stop collar 331 horizontal side, thereby adjust the horizontal position of riser front side explosive, realize directional blasting operation, when the explosive explosion, the explosion counter impact force of explosive can be directly through driving telescopic part, the fixed plate of direction stop part and riser both sides acts on the lateral wall of tunnel both sides, it is fixed firm, the phenomenon of turning on one's side can not take place, thereby explosion device's directional effect has been improved.
Example 2
The difference between the embodiment 2 and the embodiment 1 is that as shown in fig. 8, a limiting ring 6 is sleeved on each of the left and right ends of the driving rod 321 and the limiting sleeve 331, and when the vertical plate 1 slides along the driving rod 321 and the limiting sleeve 331 through the bearing block 323 and the fixing sleeve 333 in the left and right directions, the limiting rings on the left and right ends of the driving rod 321 and the limiting sleeve 331 block the driving rod 321 and the limiting sleeve 331 from falling off from the corresponding bearing block 323 and the fixing sleeve 333, respectively.
Claims (6)
1. A blasting device for roadway driving comprises a vertical plate, and is characterized in that a placing plate, a sliding support device and a clamping device are arranged on the vertical plate; the placing plate is vertically fixed at the bottom of the front side of the vertical plate; the sliding support device comprises vertical fixing plates symmetrically arranged on the left side and the right side of the vertical plate, a driving telescopic part and a guiding limiting part are arranged on the back surface of the vertical plate between the two fixing plates at intervals from top to bottom, the driving telescopic part comprises a transverse driving rod, a screw rod and bearing seats, the back surface of the vertical plate is fixedly provided with the two bearing seats at intervals along the transverse direction, the driving rod is sleeved in the bearings of the two bearing seats in an axial sliding manner, the left end and the right end of the driving rod are provided with screw holes along the axial direction and are sleeved with the screw rod in a matching manner, the other end of the screw rod extends outwards to form the screw holes to be connected with the fixing plates on the adjacent sides, and the thread arrangement directions of the screw holes at the two ends of the driving rod are opposite; the guide limiting part comprises a limiting sleeve fixed on the back of the vertical plate in a sliding manner along the transverse direction, limiting rods are sleeved in the left end and the right end of the limiting sleeve in a matching manner, and the outer ends of the limiting rods extend outwards to form the limiting rods and are fixedly connected with the adjacent side fixing plates; the clamping device comprises clamping plates and opposite driving mechanisms, wherein the clamping plates are symmetrically arranged above the left side and the right side of the placing plate, the two clamping plates are fixed on the front end face of the vertical plate in a sliding mode through the opposite driving mechanisms, and the two clamping plates can be driven to move along the vertical plate in opposite directions or in opposite directions synchronously through the opposite driving mechanisms.
2. The blasting device for tunneling according to claim 1, wherein the driving rod is a square tube, and a bracelet is attached to the driving rod between the two bearing blocks.
3. The blasting device for tunneling according to claim 1, wherein a fixing sleeve is slidably fitted over a middle portion of the limiting sleeve, and one end surface of the fixing sleeve adjacent to the vertical plate is fixed to the vertical plate in parallel at intervals by a fixing column.
4. The blasting device for tunneling according to claim 1, wherein the fixing plate is provided with a plurality of anchoring holes extending in the lateral direction from the top to the bottom.
5. The blasting device for tunneling according to claim 1, wherein the opposing driving mechanism includes a driving wheel rotatably mounted between two clamping plates, a fixed shaft of the driving wheel passes backward through the vertical plate to be connected with a driving handle, and a locking member is provided on the fixed shaft between the driving handle and the vertical plate; an upper sliding rail and a lower sliding rail are respectively fixed on vertical plates on the upper side and the lower side of the driving wheel, connecting grooves communicated with the inside of the upper sliding rail and the lower sliding rail are transversely formed in the front faces of the upper sliding rail and the lower sliding rail, sliding racks are respectively matched and sleeved in the left section of the upper sliding rail and the right section of the lower sliding rail, a connecting block is fixed at one end, away from the driving wheel, of each sliding rack, and the front end of each connecting block penetrates through the connecting grooves to be fixedly connected with the clamping plate on the adjacent side; and the teeth on the upper side and the lower side of the driving wheel respectively extend into the sliding rails on the adjacent sides and are meshed with the sliding racks in the sliding rails.
6. The blasting device for tunneling according to claim 5, wherein the locking member comprises a tubular lock sleeve rotatably fitted over the fixed shaft, one end of the lock sleeve adjacent to the vertical plate is fixed to the vertical plate, a threaded hole communicating with the inside of the lock sleeve is radially formed in a circumferential side surface of one side of the lock sleeve, and a locking bolt is fittingly installed, and an inner end of the locking bolt abuts against the fixed shaft in the lock sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292690.8U CN215064124U (en) | 2021-02-02 | 2021-02-02 | Blasting device for roadway excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120292690.8U CN215064124U (en) | 2021-02-02 | 2021-02-02 | Blasting device for roadway excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215064124U true CN215064124U (en) | 2021-12-07 |
Family
ID=79257464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120292690.8U Expired - Fee Related CN215064124U (en) | 2021-02-02 | 2021-02-02 | Blasting device for roadway excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215064124U (en) |
-
2021
- 2021-02-02 CN CN202120292690.8U patent/CN215064124U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |