Fixing and guiding device for lowering shaft section scanner

Abstract

The utility model discloses a shaft section scanner lowering, fixing and guiding device which comprises a cross rod, a supporting lead screw, a supporting pipe, lead screw nuts, locknuts, a fixing pile and a fixed pulley, the fixed pulley is arranged at one end of the cross rod, an anti-skid inserting hole is formed in the other end of the cross rod, and the two ends of the supporting lead screw are in threaded connection with the lead screw nuts respectively. Supporting pipes are fixedly connected to one ends of the lead screw nuts, locknuts are in threaded connection with supporting lead screw bodies corresponding to the other ends of the lead screw nuts, the locknuts abut against the lead screw nuts, a fixing pile is fixedly arranged on the inner wall of one supporting pipe, the end of the fixing pile penetrates out of the corresponding supporting pipe, and two adjusting through holes are transversely formed in the middle of each supporting lead screw; the two adjusting through holes are perpendicular to each other, the fixing piles are longitudinally inserted into the anti-skid inserting holes, and the transverse rods are perpendicular to the supporting lead screws. According to the utility model, the safety risk of long-time high-altitude operation at the wellhead is reduced, and especially for a scene in which an operation platform cannot be built, the device is easy to install, and the difficulty of scanning operation is greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mine equipment technical field, concretely relates to a kind of wellbore section scanner lower fixed guide device. BACKGROUND

[0002] According to mine operation requirement, often need to scan to return air system wellbore, to check real section and return air capacity check, lay foundation for return air system reconstruction. According to past experience, need to use I-beam and green pine board to set up operation platform in return air wellhead, to carry out wellbore scanning operation, however, part of the site construction is difficult, many problems, such as wellhead through in roadway side, wellhead sets up operation platform safety risk is larger, and platform construction long period, input is big, scanning operation cannot be quickly carried out. For this reason, it is very necessary to develop a kind of wellbore section scanner lower fixed guide device to solve the above problems. UTILITARIAN CONTENT

[0003] To solve the above technical problems, the purpose of the utility model is to provide a kind of wellbore section scanner lower fixed guide device, without building platform, no safety risk, can be quickly installed, input is small.

[0004] The utility model discloses a kind of wellbore section scanner lower fixed guide device, which is characterized by comprising horizontal pole, support screw rod, support pipe, screw rod nut, locknut, fixed pile, fixed pulley, the fixed pulley is located at one end of the horizontal pole, the other end is provided with anti-skid jack, the screw rod nut is threadedly connected at the both ends of the support screw rod, the screw rod nut is fixedly connected with support pipe at one end, the locknut is threadedly connected on the support screw rod rod body corresponding to the other end of the screw rod nut, and the locknut abuts against the screw rod nut, one of the support pipe inner walls is fixed with the fixed pile, and the fixed pile end is inserted into support pipe outside, the support screw rod is vertically provided with two adjusting through holes in the middle, and the two adjusting through holes are perpendicular to each other, the fixed pile is vertically inserted into anti-skid jack, and the horizontal pole is perpendicular to the support screw rod.

[0005] Preferably, the end of the horizontal pole is provided with two anti-drop rings, and the fixed pulley is located between the two anti-drop rings.

[0006] Preferably, the horizontal pole is a channel steel.

[0007] Preferably, the length of the screw thread at the both ends of the support screw rod is 30cm.

[0008] Preferably, the fixed pile is a round steel.

[0009] Preferably, the anti-skid jack is provided with an anti-skid rubber layer to enhance the anti-skid performance.

[0010] Preferably, the adjusting through holes are provided with operation handles, the operation handles can pass through the adjusting through holes, and the screwing operation is facilitated; the two adjusting through holes are perpendicular, the operation handles in different directions are used, the supporting screw rod is screwed, and the disassembly is quickly and easily completed, and the disassembly difficulty is reduced.

[0011] The utility model discloses the beneficial effect has: the utility model discloses effectively replace platform building, reduced wellhead long time high altitude operation's safety risk, especially for the scene that cannot build operation platform, utility model is little by the influence of the scene environment, easy installation, greatly reduce scanning operation difficulty, the utility model discloses simple structure, dismouting is quick, is favorable to promote scanning operation efficiency, remarkable achievement, and little investment, convenient and fast implementation, still have the advantage that convenient turnover, the utility model discloses can complete recovery and repeatedly use. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is structure schematic drawing of the utility model;

[0013] In the drawing: 1-cross bar, 2-supporting screw rod, 3-supporting pipe, 4-screw rod nut, 5-loose nut, 6-fixing pile, 7-fixed pulley, 8-anti-skid jack, 9-adjusting through hole, 10-anti-dropping ring, 11-rope. DETAILED DESCRIPTION

[0014] The utility model will be further described below in conjunction with the embodiment and the drawing, but in any way to the utility model add restriction, based on the teaching of the utility model, any change or replacement made, all belong to the protection scope of the utility model.

[0015] Example 1

[0016] As attached Figure 1As shown, the wellbore cross-section scanner lowering fixing guide device of the embodiment comprises a crossbar 1, a support screw rod 2, a support pipe 3, a screw rod nut 4, a lock nut 5, a fixing pile 6, and a fixed pulley 7. The crossbar 1 is a channel steel (length 4 m). One end of the crossbar 1 is provided with a fixed pulley 7 (φ100 mm fixed pulley), and the other end is provided with an anti-skid hole 8 (φ18 mm, 5 cm from the end). An anti-skid rubber layer is arranged in the anti-skid hole 8. The support screw rod 2 has a diameter of 40 mm and a length of 75 cm. The support screw rod 2 has a screw thread length of 30 cm at both ends. The screw rod nut 4 (diameter 40 mm, length 10 cm) is threadedly connected to both ends of the support screw rod 2. The screw rod nut 4 is fixedly connected with the support pipe 3 (DN40 steel pipe) at one end. The other end of the screw rod nut 4 is threadedly connected with the lock nut 5 (diameter 40 mm, length 4 cm) on the corresponding rod body of the support screw rod 2. The lock nut 5 abuts against the screw rod nut 4. One of the support pipes 3 is fixedly provided with the fixing pile 6 on the inner wall, and the fixing pile 6 extends out of the support pipe 3 at the end. The fixing pile 6 is a round steel. Two adjusting through holes 9 (diameter 18 mm) are transversely formed in the middle of the support screw rod 2, and the two adjusting through holes 9 are perpendicular to each other. The fixing pile 6 is longitudinally inserted into the anti-skid hole 8, and the crossbar 1 is perpendicular to the support screw rod 2. Two anti-escape rings 10 are arranged at the end of the crossbar 1, and the fixed pulley 7 is located between the two anti-escape rings 10.

[0017] According to the implementation requirements of the ventilation system optimization project of a certain mining section, the ventilation function of the ore breaking system of the western mining section is adjusted (the original return air is adjusted to be the intake air). The adjustment of the ventilation function of the ore breaking system of the western mining section will have a great influence on the ventilation system of the eastern mining section. In order to ensure the stable operation of the ventilation system network, it is urgent to scan the wellbores of the 784 to 680 horizontal section and the 600 horizontal to 550 horizontal section of the B0 line return air system of the eastern mining section, check the real cross-section and return air capacity, and reform the B0 line return air system. In order to collect real and reliable data, the technical center requires the ventilation work area to use the wellbore cross-section scanner lowering fixing guide device of the embodiment at the B0 line return air wellhead of the 784 return air roadway of the eastern section and the B4 line return air wellhead of the 600 horizontal section. After installation, the scanner is normally lowered, and the wellbore scanning operation is carried out. The working process is smooth and rapid.

[0018] The utility model discloses working principle and working process: after carrying the device to the work site, select the suitable place, pass through the fixed pulley after the rope 11 of putting down the scanner and bind the scanner on the rope head, slowly extend the horizontal pole 1 end to the well central again, and the fixed stake 6 is inserted into the antiskid hole 8, and the screw rod nut 4 is twisted, and the support pipe 3 is pressed to the roadway top and the horizontal pole 1 respectively, and the tight lock nut 5 is taken tight, avoids the screw rod nut 4 loosening, the horizontal pole 1, the support screw rod 2 are fixed at this moment, slowly put down the scanner and begin to carry out the scanning operation, and the fixed pulley 7 plays the role of guiding the rope 11, after the operation is finished, first, the scanner and the rope are recovered, then the tight lock nut 5 is twisted loose, then the rod-shaped tool is inserted into the adjusting through-hole 9 respectively, and the adjusting screw rod is twisted simultaneously, lets the screw tooth all retract into the screw rod nut 4, the support pipe 3 is loosened, the support screw rod 2 is taken down, and the horizontal pole 1 is retracted.

Claims

1. A fixed guide device for lowering a borehole cross-section scanner, comprising a crossbar (1), a support screw rod (2), a support tube (3), a screw rod nut (4), a lock nut (5), a fixed stake (6), a fixed pulley (7), characterized in that The crossbar (1) is provided with a fixed pulley (7) at one end and an anti-skid socket (8) at the other end, the support lead screw (2) is respectively threadedly connected with a lead screw nut (4) at two ends, the lead screw nut (4) is fixedly connected with a support tube (3) at one end and threadedly connected with an anti-loosening nut (5) on the corresponding support lead screw (2) at the other end, the anti-loosening nut (5) abuts against the lead screw nut (4), one of the support tubes (3) is fixedly provided with a fixed stake (6) on the inner wall, the fixed stake (6) penetrates out of the support tube (3) at the end, the support lead screw (2) is provided with two adjusting through holes (9) transversely in the middle part, the two adjusting through holes (9) are perpendicular to each other, the fixed stake (6) is longitudinally inserted into the anti-skid socket (8), and the crossbar (1) is perpendicular to the support lead screw (2).

2. The fixed guide for a borehole cross-sectional scanner lowering assembly of claim 1, wherein The crossbar (1) is provided with two anti-dropping rings (10) at the end, and the fixed pulley (7) is located between the two anti-dropping rings (10).

3. The fixed guide for a borehole cross-sectional scanner lowering assembly of claim 1, wherein The crossbar (1) is a channel steel.

4. The fixed guide for a borehole cross-sectional scanner lowering assembly of claim 1, wherein The length of the thread of the support lead screw (2) at two ends is 30 cm.

5. The fixed guide for a borehole cross-sectional scanner lowering assembly of claim 1 wherein The fixed stake (6) is a round steel.

6. The fixed guide for a borehole cross-sectional scanner lowering assembly of claim 1, wherein The anti-skid socket (8) is provided with an anti-skid rubber layer.

7. The fixed guide device for a borehole cross-sectional scanner lowering system of claim 1, wherein The adjusting through hole (9) is provided with an operating handle.

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