CN214424546U

CN214424546U - Suspension type safety isolation device for tunnel shaft construction

Info

Publication number: CN214424546U
Application number: CN202120414186.0U
Authority: CN
Inventors: 韦虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-10-19
Anticipated expiration: 2031-02-25

Abstract

The utility model belongs to the technical field of the safety isolation equipment, especially, be a suspension type safety isolation device is used in tunnel shaft construction, be not convenient for protect constructor when being under construction to traditional tunnel shaft, lead to appearing the flyrock in the shaft and cause the loss to constructor easily, can not satisfy constructor's user demand's problem, the following scheme is proposed now, and it includes portal frame and guard box, bottom one side fixed mounting of portal frame has driving motor, fixedly connected with wind-up roll on driving motor's the output shaft, the equal fixedly connected with wire rope in top four corners of guard box, wire rope keep away from the one end fixed connection of guard box in the outside of wind-up roll, and four wire ropes are all around establishing the outside at the wind-up roll. The utility model discloses a set up exit and seal baffle on the construction protective housing, and be convenient for control seal baffle's removal and fixed to guarantee that constructor carries out the security of construction operation, and be convenient for operating personnel's business turn over.

Description

Suspension type safety isolation device for tunnel shaft construction

Technical Field

The utility model relates to a safety isolation equipment technical field especially relates to a tunnel shaft construction is with suspension type safety isolation device.

Background

Shaft construction refers to a general term of operations such as driving, wall building (permanent support) and equipment installation of a vertical shaft during exploitation of an underground deposit, and is divided into two major types of construction by a common method and construction by a special method of a surface soil section and a bedrock section according to the difference between the geology and hydrogeology when the shaft penetrates through a rock stratum. The surface soil and the foundation stratum penetrated by the shaft are stable, the water content is small, and the construction can be carried out by adopting a common method. The surface soil layer penetrated by the shaft is unstable and has large water content, or the penetrated base rock layer is stable but has large water content, and a special construction method is preferably adopted when special construction measures are required.

However, the traditional tunnel shaft is inconvenient to protect constructors during construction, so that the flyrock in the shaft easily causes loss to the constructors, and the using requirements of the constructors cannot be met, so that the suspension type safety isolation device for tunnel shaft construction is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving traditional tunnel shaft construction time and be not convenient for protect constructor, lead to appearing the flyrock in the shaft and cause the loss to constructor easily, can not satisfy constructor's user demand's shortcoming, and the tunnel shaft construction that proposes is with suspension type safety isolation device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a suspension type safety isolation device for tunnel shaft construction comprises a portal frame and a protective box, wherein a driving motor is fixedly mounted on one side of the bottom of the portal frame, a wind-up roll is fixedly connected onto an output shaft of the driving motor, steel wire ropes are fixedly connected to four corners of the top of the protective box, one end, away from the protective box, of each steel wire rope is fixedly connected to the outer side of the wind-up roll, four steel wire ropes are wound on the outer sides of the wind-up roll, construction operation holes are formed in the bottoms of two sides of the protective box, an inlet and an outlet are formed in the top of the protective box, a straight ladder is fixedly mounted on the inner wall of the bottom of the protective box, a chute is formed in the inner wall of the top of the protective box, a sliding plate is slidably mounted in the chute, a sealing baffle is fixedly mounted at the bottom of the sliding plate and movably abutted against the inner wall of the top of the protective box, and a connecting plate is fixedly mounted on one side of the bottom of the sealing baffle, a circular hole is formed in one side of the protective box, a first screw rod is rotatably mounted in the circular hole, the connecting plate is sleeved on the outer side of the first screw rod in a threaded manner, a fixed plate is fixedly mounted on the inner wall of one side of the protective box, a vertical hole is formed in the top of the fixed plate, a vertical shaft is rotatably mounted in the vertical hole, a bevel gear is fixedly mounted at the top end of the vertical shaft, the first screw rod is fixedly mounted with the bevel gear, the two bevel gears are meshed with each other, a rotating plate is fixedly mounted at the bottom end of the vertical shaft, a transverse groove is formed in the inner wall of one side of the protective box, a vertical plate is slidably mounted in the transverse groove, a clamping plate is fixedly mounted on one side of the vertical plate, a clamping groove matched with the clamping plate is formed in one side of the rotating plate, a transverse hole is formed in the inner wall of one side of the transverse groove, a second screw rod is rotatably mounted in the transverse hole, and the vertical plate is sleeved on the outer side of the second screw rod in a threaded manner, and the two ends of the second screw rod are fixedly provided with knobs.

Preferably, a circular plate is fixedly mounted at one end of the first screw rod, and a rocker arm is fixedly mounted at the bottom of one side of the circular plate, so that the rotation of the first screw rod is conveniently controlled.

Preferably, a guide rod is fixedly installed on the inner wall of one side of the protection box, and the connecting plate is sleeved on the outer side of the guide rod in a sliding mode to guide the connecting plate.

Preferably, a positioning plate is fixedly mounted at one end of the guide rod, and the positioning plate is rotatably sleeved on the outer side of the first screw rod to rotatably position the first screw rod.

Preferably, the bottom of the portal frame is fixedly provided with two mounting plates, and the two mounting plates are rotatably sleeved on the outer side of the winding roller to rotatably position the winding roller.

Preferably, the same limiting rod is fixedly connected to the inner walls of the two sides of the sliding groove, and the sliding plate is slidably sleeved on the outer side of the limiting rod to guide and limit the sliding plate.

In the utility model, the first lead screw is controlled to rotate by the rotary rocker arm, the first lead screw drives the connecting plate to transversely slide through the thread fit with the connecting plate, and the connecting plate drives the sealing baffle to transversely slide, so that an inlet and an outlet are opened, and constructors can enter the protective box through the inlet and the outlet;

the utility model discloses in, a tunnel shaft construction of using suspension type safety isolation device, it rotates to drive the vertical axis through rotatory commentaries on classics board, the vertical axis drives first lead screw through the transmission between two bevel gears and rotates, thereby control sealing baffle reverse slip, so that seal to import and export, then drive the second lead screw through rotatory knob and rotate, the second lead screw drives the riser through the screw-thread fit with the riser and moves to one side near the commentaries on classics board, the riser drives the cardboard card and goes into in the draw-in groove, the rotation to the commentaries on classics board is restricted, thereby promote the stability to sealing baffle fixed, in order to guarantee sealing baffle to carry out the sealed effect to the protective housing, thereby guarantee the safety protection effect to constructor, in order to guarantee the security that constructor carries out the operation through the construction handle hole;

the utility model has the advantages of reasonable design, import and export and sealing baffle through setting up on the construction protective housing, and be convenient for control sealing baffle's removal and fixed to guarantee that constructor carries out the security of construction operation, and be convenient for operating personnel's business turn over, the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a suspension type safety isolation device for tunnel shaft construction according to the present invention;

fig. 2 is a schematic structural diagram of a part a of a suspension type safety isolation device for tunnel shaft construction according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the suspension type safety isolating device for tunnel shaft construction according to the present invention.

In the figure: 1. a gantry; 2. a protective box; 3. constructing an operation hole; 4. a drive motor; 5. a wind-up roll; 6. a wire rope; 7. a straight ladder; 8. an inlet and an outlet; 9. sealing the baffle; 10. a chute; 11. a slide plate; 12. a limiting rod; 13. a guide bar; 14. a first lead screw; 15. a connecting plate; 16. positioning a plate; 17. a knob; 18. a bevel gear; 19. a vertical axis; 20. rotating the plate; 21. a card slot; 22. a transverse slot; 23. a vertical plate; 24. clamping a plate; 25. a second lead screw; 26. a rocker arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a suspension type safety isolation device for tunnel shaft construction comprises a portal frame 1 and a protective box 2, wherein a driving motor 4 is fixedly installed on one side of the bottom of the portal frame 1, a wind-up roll 5 is fixedly connected to an output shaft of the driving motor 4, steel wire ropes 6 are fixedly connected to four corners of the top of the protective box 2, one end of each steel wire rope 6 far away from the protective box 2 is fixedly connected to the outer side of the wind-up roll 5, four steel wire ropes 6 are wound on the outer side of the wind-up roll 5, construction operation holes 3 are respectively formed in the bottoms of two sides of the protective box 2, an inlet and an outlet 8 are formed in the top of the protective box 2, a straight ladder 7 is fixedly installed on the inner wall of the bottom of the protective box 2, a chute 10 is formed in the inner wall of the top of the protective box 2, a sliding plate 11 is slidably installed in the chute 10, a sealing baffle 9 is fixedly installed at the bottom of the sliding plate 11, and the sealing baffle 9 is movably abutted against the inner wall of the top of the protective box 2, a connecting plate 15 is fixedly installed on one side of the bottom of a sealing baffle 9, a circular hole is formed in one side of a protective box 2, a first screw rod 14 is rotatably installed in the circular hole, the connecting plate 15 is in threaded sleeve joint with the outer side of the first screw rod 14, a fixing plate is fixedly installed on the inner wall of one side of the protective box 2, a vertical hole is formed in the top of the fixing plate, a vertical shaft 19 is rotatably installed in the vertical hole, a bevel gear 18 is fixedly installed at the top end of the vertical shaft 19, a bevel gear 18 is fixedly installed on the first screw rod 14, the two bevel gears 18 are meshed with each other, a rotating plate 20 is fixedly installed at the bottom end of the vertical shaft 19, a transverse groove 22 is formed in the inner wall of one side of the protective box 2, a vertical plate 23 is slidably installed in the transverse groove 22, a clamping plate 24 is fixedly installed at one side of the vertical plate 23, a clamping groove 21 matched with the clamping plate 24 is formed in one side of the transverse groove 22, a second screw rod 25 is rotatably installed in the transverse hole, the vertical plate 23 is sleeved outside the second screw rod 25 in a threaded manner, and the two ends of the second screw rod 25 are fixedly provided with knobs 17.

The utility model discloses in, the one end fixed mounting of first lead screw 14 has the plectane, and one side bottom fixed mounting of plectane has rocking arm 26, is convenient for control first lead screw 14's rotation.

The utility model discloses in, fixed mounting has guide bar 13 on one side inner wall of guard box 2, and connecting plate 15 slides and cup joints in the outside of guide bar 13, leads connecting plate 15.

The utility model discloses in, the one end fixed mounting of guide bar 13 has locating plate 16, and locating plate 16 rotates and cup joints in the outside of first lead screw 14, rotates the location to first lead screw 14.

The utility model discloses in, portal frame 1's bottom fixed mounting has two mounting panels, and two mounting panels all rotate and cup joint in the outside of wind-up roll 5, rotate the location to wind-up roll 5.

The utility model discloses in, the same gag lever post 12 of fixedly connected with on the both sides inner wall of spout 10, slide 11 slides and cup joints in the outside of gag lever post 12, and it is spacing to lead slide 11.

In the utility model, when in use, the first screw rod 14 is controlled to rotate by the rotary rocker 26, the first screw rod 14 drives the connecting plate 15 to slide transversely by matching with the connecting plate 15, the connecting plate 15 drives the sealing baffle 9 to slide transversely, so as to open the inlet and outlet 8, so as to lead constructors to enter the protective box 2 through the inlet and outlet 8, then the vertical shaft 19 is driven to rotate by the rotary rotating plate 20, the vertical shaft 19 drives the first screw rod 14 to rotate by the transmission between the two bevel gears 18, so as to control the sealing baffle 9 to slide reversely, so as to seal the inlet and outlet 8, then the second screw rod 25 is driven to rotate by the rotary knob 17, the second screw rod 25 drives the vertical plate 23 to move towards one side close to the rotating plate 20 by matching with the thread of the vertical plate 23, the vertical plate 23 drives the clamping plate 24 to be clamped into the clamping groove 21, so as to limit the rotation of the rotating plate 20, thereby promote the stability fixed to seal baffle 9 to guarantee that seal baffle 9 seals the effect to protective housing 2, thereby guarantee to constructor's safety protection effect, in order to guarantee that constructor carries out the security of operating through construction handle hole 3.

Claims

1. A suspension type safety isolation device for tunnel shaft construction comprises a portal frame (1) and a protective box (2) and is characterized in that a driving motor (4) is fixedly installed on one side of the bottom of the portal frame (1), a winding roller (5) is fixedly connected onto an output shaft of the driving motor (4), steel wire ropes (6) are fixedly connected to four corners of the top of the protective box (2), one end, away from the protective box (2), of each steel wire rope (6) is fixedly connected to the outer side of the winding roller (5), the four steel wire ropes (6) are wound on the outer sides of the winding roller (5), construction operation holes (3) are formed in the bottoms of two sides of the protective box (2), an inlet and an outlet (8) are formed in the top of the protective box (2), a straight ladder (7) is fixedly installed on the inner wall of the bottom of the protective box (2), a sliding groove (10) is formed in the inner wall of the top of the protective box (2), a sliding plate (11) is arranged in the sliding groove (10) in a sliding manner, a sealing baffle plate (9) is fixedly arranged at the bottom of the sliding plate (11), the sealing baffle plate (9) is movably abutted against the inner wall of the top of the protective box (2), a connecting plate (15) is fixedly arranged at one side of the bottom of the sealing baffle plate (9), a round hole is formed in one side of the protective box (2), a first screw rod (14) is rotatably arranged in the round hole, the connecting plate (15) is in threaded sleeve joint with the outer side of the first screw rod (14), a fixing plate is fixedly arranged on the inner wall of one side of the protective box (2), a vertical hole is formed in the top of the fixing plate, a vertical shaft (19) is rotatably arranged in the vertical hole, a bevel gear (18) is fixedly arranged at the top end of the vertical shaft (19), a bevel gear (18) is fixedly arranged on the first screw rod (14), the two bevel gears (18) are meshed, a rotating plate (20) is fixedly arranged at the bottom end of the vertical shaft (19), the utility model discloses a safety box, including guard box (2), horizontal groove (22), sliding mounting have riser (23) in horizontal groove (22), and one side fixed mounting of riser (23) has cardboard (24), draw-in groove (21) with cardboard (24) adaptation are seted up to one side of commentaries on classics board (20), seted up horizontal hole on one side inner wall of horizontal groove (22), horizontal downthehole rotation installs second lead screw (25), riser (23) screw thread cup joints in the outside of second lead screw (25), and the equal fixed mounting in both ends of second lead screw (25) has knob (17).

2. A suspended safety isolating device for tunnel shaft construction as claimed in claim 1, wherein a circular plate is fixedly mounted at one end of the first lead screw (14), and a rocker arm (26) is fixedly mounted at the bottom of one side of the circular plate.

3. A suspended safety isolating device for tunnel shaft construction according to claim 1, wherein a guide rod (13) is fixedly installed on one side inner wall of the protective box (2), and the connecting plate (15) is slidably sleeved on the outer side of the first screw rod (14).

4. A suspended safety isolating device for tunnel shaft construction according to claim 3, wherein a positioning plate (16) is fixedly mounted at one end of the guide rod (13), and the positioning plate (16) is rotatably sleeved outside the guide rod (13).

5. A suspended safety isolating device for tunnel shaft construction according to claim 1, wherein two mounting plates are fixedly mounted at the bottom of the portal frame (1), and both mounting plates are rotatably sleeved outside the wind-up roll (5).

6. A suspended safety isolating device for tunnel shaft construction according to claim 1, wherein the same limiting rod (12) is fixedly connected to the inner walls of the two sides of the chute (10), and the sliding plate (11) is slidably sleeved on the outer side of the limiting rod (12).