Pushing depth counter for pusher

Abstract

The utility model discloses a pusher propulsion depth counter, which relates to the counter field, and comprises a roller carrier, a plurality of groups of guide wheels are movably arranged in the roller carrier, a slide block is movably arranged in the roller carrier, a roller is movably arranged in the slide block, a roller shaft is arranged in the middle of the roller in a penetrating manner, and a plurality of groups of guide wheels are movably arranged in the roller shaft. A flexible shaft is arranged at the end of the roller shaft, an adjusting assembly is arranged on one side of the roller frame, and a push rod is arranged in the roller frame in a penetrating mode. The propelling linear motion of the push rod is converted into the rotary motion of the roller and is transmitted to the counter through the flexible shaft, so that the propelling depth is accurately displayed in real time, an accurate data basis is provided for propelling construction, the propelling construction quality is ensured, the construction process requirements are met, remote control can be realized, and the construction efficiency is improved. The construction effects that operation is easy and convenient, the labor intensity of workers is small, display is accurate, remote control can be achieved, and the construction quality is good are achieved, and then the production efficiency of deep hole feeding operation is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the counter field, specifically is a pusher advancing depth counter. BACKGROUND

[0002] At present, in some high gas and high impact ground pressure mine, need to use the push rod of a pusher to send the fracturing, supporting material such as explosive, screen pipe into the deep hole corresponding position, and the depth of sending position needs accurate positioning according to design specification, the advancing depth is initially estimated by people, and the positioning error is too large, which leads to that the construction cannot reach the expected effect, and has been abandoned, and then push rod coating marking method, measuring residual push rod length calculation method and other advancing depth control methods are used, and the push rod and the drill hole are inevitably rubbed, and the coating marking method is often difficult to identify due to the early falling off and unclear phenomenon of coating marking after the construction of one or two holes, and it is more not conducive to the remote identification of the advancing depth in remote control, and the measuring residual push rod calculation method also has the problems of complex operation and easy calculation error, and the existence of the above problems leads to that the advancing construction quality cannot be guaranteed, and further leads to that the expected effect of impact ground pressure control cannot be reached. CONTENT OF THE UTILITY MODEL

[0003] Therefore, the utility model provides a pusher advancing depth counter to solve the technical problems mentioned in the background technology.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a pusher advancing depth counter, which comprises a roller frame, a plurality of guide rollers are movably installed in the inside of the roller frame, a sliding block is movably installed in the inside of the roller frame, a roller is movably installed in the inside of the sliding block, a roller shaft is arranged through the middle of the roller, a soft shaft is arranged at the end of the roller shaft, a counter is connected to one end of the soft shaft, an adjusting assembly is arranged on one side of the roller frame, a push rod is arranged through the inside of the roller frame, and the roller frame is installed on a guide arm on one side.

[0005] By adopting the above technical scheme, the advancing linear motion of the push rod is converted into the rotary motion of the roller and transmitted to the counter through the soft shaft, the advancing depth is displayed in real time and accurately, accurate data basis is provided for the advancing construction, the pusher construction quality is guaranteed, the construction process requirements are met, remote control can be realized, the operation is simple and convenient, the labor intensity of workers is small, the display is accurate, remote control is possible, the construction quality is good, and other construction effects are realized, the production efficiency of deep hole feeding operation is improved, and the problems of complex operation and poor precision of the original mode are solved.

[0006] The utility model is further provided with the adjusting assembly, which comprises a mounting block fixed on one side of the roller frame, a pressure regulating screw movably installed in the inside of the mounting block, a spring arranged at the end of the pressure regulating screw, and the other end of the spring connected with the sliding block.

[0007] As preferably, under the action of the spring, the sliding block can slide in the slide, and the roller mounted thereon is always in contact with the push rod under a certain pressure, so that the linear speed of the roller rotation is consistent with the push rod, the compression force of the spring is adjusted through the pressure adjusting screw, and the roller shaft and the roller are connected together through screw compression and rotate together.

[0008] The utility model further sets up, the inside of roller frame is equipped with the slide that matches with sliding block.

[0009] As preferably, the slide is arranged to facilitate the sliding of the sliding block.

[0010] The utility model further sets up, one side of roller frame is installed the cone sleeve, and the inside of cone sleeve is equipped with the entrance, the inner wall taper of entrance is arranged.

[0011] As preferably, the entrance is arranged in a tapered shape to guide the push rod.

[0012] The utility model further sets up, the middle part of guide pulley is concave.

[0013] As preferably, the circular shape of the push rod can be maintained under the pressure of the roller without deformation, preventing the roller from slipping.

[0014] The utility model further sets up, the material quality of guide pulley, cone sleeve and push rod is PVC material quality.

[0015] As preferably, the PVC material quality of the guide pulley, the cone sleeve and the push rod can reduce friction and wear of the push rod, and also can not generate static electricity, meeting the requirements of explosion-proof in coal mine.

[0016] The utility model further sets up, the number of guide pulley is three groups, two groups of guide pulley are distributed on the both sides of roller, and one group of guide pulley is distributed on one side of push rod.

[0017] As preferably, the multiple guide pulleys are arranged to limit the contact position of the push rod and the roller.

[0018] In summary, the utility model mainly has the following beneficial effects:

[0019] The utility model discloses a soft axle, counter, gyro wheel and guide wheel are set up, the propulsion linear motion of push rod is converted into gyro wheel rotation and is passed to the counter through soft axle, realizes the real -time, accurate display of propulsion depth, provides accurate data basis for propulsion construction, guarantees the construction quality of pushing, satisfies construction technology requirement, can also realize remote control, realizes simple and convenient operation, and the labor intensity of worker is small, and the display is accurate, and the construction quality is good and the like construction effect, and further improve deep -hole feeding operation production efficiency, solve the problem of complicated operation, poor precision of original mode. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the structural schematic diagram of the utility model;

[0021] Figure 2 It is the side view of the utility model.

[0022] EXPLANATION OF REFERENCE NUMERALS:

[0023] 1, gyro wheel frame;2, soft axle;3, counter;4, gyro wheel;5, guide wheel;6, cone sleeve;61, inlet;7, push rod;8, guide arm;9, pressure regulating screw;10, spring;11, sliding block;12, slide;13, gyro wheel shaft;14, mounting block. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model, and cannot be understood as limiting the utility model.

[0025] The embodiments of the utility model will be described below according to the overall structure of the utility model.

[0026] Please refer to Figure 1 And Figure 2 , including gyro wheel frame 1, the inside movable mounting of gyro wheel frame 1 has multiple guide wheels 5, and the inside movable mounting of gyro wheel frame 1 has sliding block 11, the inside movable mounting of sliding block 11 has gyro wheel 4, gyro wheel 4 is installed on sliding block 11 through gyro wheel shaft 13 and micro bearing, and the middle part of gyro wheel 4 is provided with gyro wheel shaft 13, the end of gyro wheel shaft 13 is provided with soft axle 2, the shaft core of soft axle 2 is conventional steel wire soft axle, gyro wheel shaft 13 is connected with 3 counter, gyro wheel shaft 13 is hollow structure, can be connected with soft axle 2 through lock screw, and one end of soft axle 2 is connected with counter 3, one side of gyro wheel frame 1 is provided with adjusting assembly, the inside of gyro wheel frame 1 is provided with push rod 7, and one side of gyro wheel frame 1 is installed on guide arm 8.

[0027] In the above embodiment, please refer to Figure 2The adjustment assembly includes a mounting block 14 fixed to one side of the roller frame 1, and an adjusting screw 9 is movably installed inside the mounting block 14. A spring 10 is provided at the end of the adjusting screw 9, and the other end of the spring 10 is connected to the slider 11. Under the action of the spring 10, the slider 11 can slide in the slide rail 12, causing the roller 4 mounted on it to always maintain a certain pressure contact with the push rod, ensuring that the linear speed of the roller 4 rotation is consistent with that of the push rod. The clamping force of the spring 10 is adjusted by the adjusting screw 9. The roller shaft 13 and the roller 4 are connected by screws and rotate together.

[0028] For details regarding the above embodiments, please refer to [link / reference]. Figure 2 The roller frame 1 has a slide rail 12 inside that matches the slider 11, and the slider 11 can slide inside the slide rail 12.

[0029] For details regarding the above embodiments, please refer to [link / reference]. Figure 2 A tapered sleeve 6 is installed on one side of the roller frame 1, and an inlet 61 is provided inside the tapered sleeve 6. The inner wall of the inlet 61 is tapered, and the push rod 7 can be guided through the tapered inlet 61.

[0030] For details regarding the above embodiments, please refer to [link / reference]. Figure 1 The guide wheel 5 has a concave center, which helps to keep the round shape of the push rod from deforming under the pressure of the roller and prevents the roller from slipping.

[0031] In the above embodiments, please refer to the figure for details. The guide wheel 5, the cone sleeve 6 and the push rod 7 are all made of PVC. The PVC material of the guide wheel 5, the cone sleeve 6 and the push rod 7 reduces friction and push rod wear, and does not generate static electricity, thus meeting the explosion-proof requirements of underground coal mines.

[0032] For details regarding the above embodiments, please refer to [link / reference]. Figure 2 There are three sets of guide wheels 5. Two sets of guide wheels 5 are distributed on both sides of the roller 4, and one set of guide wheels 5 is distributed on one side of the push rod 7. The multiple sets of guide wheels 5 are used to limit the contact position between the push rod 7 and the roller 4.

[0033] In practical operation, the push rod 7 enters the roller frame 1 through the inlet 61, enters the guide wheel area and contacts the roller 4. The roller 4 rotates accordingly, driving the flexible shaft 2 to rotate. The transmission is transmitted to the counter 3 to display the pushing depth of the push rod 7 in real time, which guides the operator to start and stop the push rod 7 to achieve the actual pushing depth process requirements. The spring 10 is adjusted by adjusting the pressure adjusting screw 9 to maintain constant pressure contact with the push rod 7, ensuring that the linear speed of the roller 4 rotation is consistent with that of the push rod 7, and ensuring the accuracy requirements of the pushing distance.

[0034] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, the person skilled in the art can make the modification, replacement and change of no creative contribution to the embodiment according to the need after reading the specification without departing from the principle and the purpose of the utility model, but as long as in the patent right claim range of the utility model, it is protected by the patent law.

Claims

1. A pusher advance depth counter comprising a roller carriage (1), characterised in that: The inside of the roller frame (1) movably installs a plurality of groups of guide wheels (5), and the inside of the roller frame (1) movably installs a sliding block (11), the inside of the sliding block (11) movably installs a roller (4), the middle of the roller (4) penetrates a roller shaft (13), the end of the roller shaft (13) is provided with a flexible shaft (2), one end of the flexible shaft (2) is connected with a counter (3), one side of the roller frame (1) is provided with an adjusting assembly, the inside of the roller frame (1) penetrates a push rod (7), and one side of the roller frame (1) is installed on a guide arm (8).

2. A pusher advance depth counter according to claim 1, wherein: The adjusting assembly comprises a mounting block (14) fixed on one side of the roller frame (1), and the inside of the mounting block (14) movably installs a pressure regulating screw (9), the end of the pressure regulating screw (9) is provided with a spring (10), and the other end of the spring (10) is connected with the sliding block (11).

3. A pusher advance depth counter according to claim 2, wherein: The inside of the roller frame (1) is provided with a sliding groove (12) matched with the sliding block (11).

4. A pusher advance depth counter according to claim 1, wherein: One side of the roller frame (1) is provided with a taper sleeve (6), and the inside of the taper sleeve (6) is provided with an inlet (61), and the inner wall of the inlet (61) is conical.

5. A pusher advance depth counter according to claim 1, wherein: The middle of the guide wheel (5) is concave.

6. A pusher advance depth counter according to claim 4, wherein: The materials of the guide wheel (5), the taper sleeve (6) and the push rod (7) are all PVC materials.

7. A pusher advance depth counter according to claim 1, wherein: The number of the guide wheel (5) is three groups, two groups of the guide wheel (5) are distributed on the two sides of the roller (4), and one group of the guide wheel (5) is distributed on one side of the push rod (7).

Images