Dip angle adjusting device for explosion-proof operation screen of driller chair

Abstract

The utility model discloses a driller chair explosion-proof operation screen inclination angle adjusting device which comprises a fixing mechanism and a rotating mechanism, and the rotating mechanism is arranged on the fixing mechanism and can conduct front-back inclination angle adjustment on the fixing mechanism. The fixing mechanism is arranged on a driller chair armrest box, and the anti-explosion operation screen is arranged on the rotating mechanism; according to the anti-explosion operation screen, the fixing mechanism and the rotating mechanism are matched, the rotating mechanism can be kept stable on the fixing mechanism and can be adjusted in a small range, and therefore the function of adjusting the front-back inclination angle of the anti-explosion operation screen in a certain range is achieved, and the fatigue problem caused by an operator in a single posture is solved; and the wiring requirement of the explosion-proof operation screen can be met, so that the operation safety is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of driller chair, concretely relates to a kind of driller chair explosion-proof operation screen inclination angle adjusting device. BACKGROUND

[0002] With the development of economy, social progress, the comfort requirement of the operating environment of driller personnel is higher and higher, since driller personnel need long time and high frequency use explosion-proof operation screen, if the angle of explosion-proof operation screen is not suitable, driller personnel is easily tired.And the position of explosion-proof operation screen, the inclination angle requirement of different driller personnel is not identical, so a kind of adjustable explosion-proof operation screen inclination angle structure is needed, most integrated driller chair currently, only support display screen left and right rotation, cannot adjust front and back inclination adjustment, therefore cannot meet the use requirement of part of operator. INVENTION CONTENTS

[0003] The utility model aims at providing a kind of driller chair explosion-proof operation screen inclination angle adjusting device, by fixed mechanism and rotating mechanism cooperation, rotating mechanism can keep stable on fixed mechanism and can be angle adjusted in small range, to realize the function of explosion-proof operation screen certain range front and back inclination adjustment, to relieve fatigue problem caused by single posture of operator, and can meet the wiring requirement of explosion-proof operation screen, to ensure the safety of operation.

[0004] The utility model realizes by the following technical scheme:

[0005] A kind of driller chair explosion-proof operation screen inclination angle adjusting device, including fixed mechanism and rotating mechanism, the rotating mechanism is set on fixed mechanism and can be adjusted in front and back inclination on fixed mechanism;The fixed mechanism is set on the armrest box of driller chair, and the explosion-proof operation screen is set on rotating mechanism.

[0006] Preferably, the fixed mechanism includes lower shell, fixed seat and two fixed shafts, the fixed seat is arranged in lower shell, the fixed seat is provided with abutment portion, the abutment portion includes abutment face and mounting face, the abutment face is set as arc curved surface structure, and the mounting face is arranged on both sides of abutment face;Two fixed shafts are coaxially arranged on two mounting faces respectively.

[0007] Preferably, the rotating mechanism includes upper shell, rotating seat and two groups of adjusting components, two groups of adjusting components are arranged on both sides of rotating seat respectively, and adjusting component and rotating seat are arranged in upper shell, the rotating seat is arranged on the abutment face of fixed seat and is slidably connected with abutment face, the bottom of upper shell is arranged in lower shell and can be rotated in front and back in lower shell, and active gap is arranged between upper shell and lower shell.

[0008] Preferably, the adjusting assembly comprises a baffle, a bearing, a bearing seat, a locking cover and a spanner screw, the upper side of the baffle is connected to the side of the rotating seat through a bolt, and the lower side of the baffle is abutted to the mounting surface of the fixed seat; the bearing is arranged in the bearing seat and is sleeved on the fixed shaft, the bearing seat is connected to the baffle through a bolt, the bearing seat is provided with a mounting groove, the locking cover is arranged in the mounting groove of the bearing seat and is abutted to the bearing seat, and the spanner screw is threaded into the middle part of the fixed shaft through the upper shell and the locking cover.

[0009] Preferably, a sealing ring is arranged between the fixed seat and the rotating seat, and the bottom of the rotating seat is provided with a limiting groove, and the sealing ring is arranged in the limiting groove.

[0010] Preferably, the upper shell is provided with a dustproof plate at the front end and the rear end, the dustproof plate is connected to the bottom of the rotating seat and is abutted to the bottom of the baffle, and the dustproof plate is arranged at intervals with the fixed seat; the bottom end of the dustproof plate is inserted into the lower shell, and the side wall of the dustproof plate is arranged at intervals with the lower shell.

[0011] Preferably, the lower shell is provided with a limiting groove on both sides, and the limiting groove is used for limiting the spanner screw.

[0012] Preferably, the lower shell is provided with a first through hole, the fixed seat is provided with a second through hole, the rotating seat is provided with a third through hole, and the upper shell is provided with a fourth through hole, and the first through hole, the second through hole, the third through hole and the fourth through hole are communicated and used for wiring of the explosion-proof operation screen.

[0013] Preferably, the third through hole and the fourth through hole are in a waist type structure.

[0014] Preferably, the lower shell is provided with a waist type hole on both sides, the waist type hole is provided with a quick pressure bolt at the position, the bottom of the upper shell is provided with a threaded hole, and the quick pressure bolt is screwed with the upper shell after passing through the waist type hole.

[0015] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0016] 1) In the utility model, the fixing mechanism and the rotating mechanism are matched, the rotating mechanism can keep stable on the fixing mechanism and can be adjusted in a small range, so that the function of adjusting the front and rear inclination angles of the explosion-proof operation screen in a certain range is realized, the fatigue problem caused by the single posture of the operator is relieved, the wiring requirement of the explosion-proof operation screen can be met, and the safety of operation is ensured.

[0017] 2) The utility model discloses, the fixed seat is provided in lower casing, and the fixed axle is provided to its left and right sides, and the abutting portion of the rotating seat fixed seat abuts and can slide on the abutting surface of its surface, the baffle is connected to the rotating seat both sides and covers the fixed seat, the bearing and bearing seat are arranged in the baffle one side, the bearing sleeve is set on the fixed axle, the locking cover is embedded in the bearing seat and abuts with the sealing ring on the bearing seat, and the plum blossom handle screw is connected with the fixed axle after passing through the upper casing and locking cover, and rotating the plum blossom handle screw can make it extrude the locking cover, and the locking cover and bearing sleeve friction increase make the rotating seat and fixed bag keep stable, and the adjusting device simple structure and the reliability are strong. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be briefly introduced to the drawing in the embodiment, it should be understood that the following drawings only show some embodiments of the utility model, therefore should not be regarded as the limitation to the range, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, still can obtain other related drawings according to these drawings.

[0019] Figure 1 It is the overall structure schematic diagram of the angle adjusting device of the explosion-proof operation screen of driller chair.

[0020] Figure 2 It is the front structure schematic diagram of the angle adjusting device of the explosion-proof operation screen of driller chair.

[0021] Figure 3 It is the side structure schematic diagram of the angle adjusting device of the explosion-proof operation screen of driller chair.

[0022] Figure 4 It is Figure 3 It is the structure section view of A-A direction in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0023] Figure 5 It is the structure schematic diagram of fixed mechanism in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0024] Figure 6 It is the assembly schematic diagram of rotating mechanism in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0025] Figure 7 It is the structure schematic diagram of rotating seat in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0026] Figure 8 It is the structure schematic diagram of baffle in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0027] Figure 9 It is the structure schematic diagram of upper casing in the angle adjusting device of the explosion-proof operation screen of driller chair.

[0028] Figure 10It is an assembly structure diagram of the explosion-proof operation screen inclination adjusting device of the driller chair.

[0029] Wherein: 1 - lower shell, 11 - first through hole, 12 - waist type hole, 13 - let place slot, 2 - upper shell, 21 - fourth through hole, 22 - threaded hole, 3 - fixed seat, 31 - abutment, 32 - second through hole, 4 - fixed shaft, 5 - rotating seat, 51 - third through hole, 52 - limiting groove, 53 - sealing ring, 6 - baffle, 7 - bearing seat, 71 - bearing, 8 - locking cover, 9 - key handle screw, 10 - dust plate, 20 - quick pressure bolt. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, 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. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Embodiment 1

[0031] An explosion-proof operation screen inclination adjusting device of a driller chair, as shown in Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 10 , comprises a fixing mechanism and a rotating mechanism, the rotating mechanism is arranged on the fixing mechanism and can rotate forward and backward on the fixing mechanism to adjust the inclination angle, the forward and backward inclination angles are both 0°-8°; the fixing mechanism is arranged on a driller chair armrest box, an explosion-proof operation screen is arranged on the rotating mechanism, and a wire harness of the explosion-proof operation screen is connected to the driller chair armrest box after passing through the adjusting device; the fixing mechanism comprises a lower shell 1, a fixed seat 3 and two fixed shafts 4, the top of the lower shell 1 is arranged as an open structure, the fixed seat 3 is arranged in the lower shell 1 and connected through a screw, the fixed seat 3 is provided with an abutment 31, the abutment 31 comprises an abutment surface and a mounting surface, the abutment surface is arranged as an outwardly convex arc surface structure, the mounting surface is a plane structure, and the mounting surface is located on the left and right sides of the abutment surface; the two fixed shafts 4 are arranged on the two mounting surfaces respectively and coaxially.

[0032] The rotating mechanism comprises an upper shell 2, a rotating seat 5 and two sets of adjusting assemblies, the bottom of the upper shell 2 is provided as an open structure, the rotating seat 5 is fixed with the upper shell 2 through screws, the two sets of adjusting assemblies are respectively arranged on the two sides of the rotating seat 5, the adjusting assemblies and the rotating seat 5 are arranged in the upper shell 2, the rotating seat 5 abuts against the abutting surface of the fixed seat 3, the lower portion of the rotating seat 5 is provided as a concave curved surface structure and cooperates with the abutting surface, the rotating seat 5 can slide on the abutting surface of the fixed seat 3, in addition, a sealing ring 53 is arranged between the fixed seat 3 and the rotating seat 5, the bottom of the rotating seat 5 is provided with a limiting groove 52, the sealing ring 53 is arranged in the limiting groove 52, the sealing ring 53 is arranged in protrusion on the surface of the limiting groove 52 at the bottom of the rotating seat 5, so that a certain gap is kept between the bottom of the rotating seat 5 and the abutting surface of the fixed seat 3; the bottom of the upper shell 2 is arranged in the lower shell 1 and can rotate forward and backward in the lower shell 1, an activity gap is arranged between the upper shell 2 and the lower shell 1 to ensure the activity space of the upper shell 2; the lower shell 1 is provided with a first through hole 11, the fixed seat 3 is provided with a second through hole 32, the rotating seat 5 is provided with a third through hole 51, and the upper shell 2 is provided with a fourth through hole 21, the first through hole 11, the second through hole 32, the third through hole 51 and the fourth through hole 21 are communicated and used for anti-explosion operation screen wiring; the first through hole 11 and the second through hole 32 are circular holes and have the same size, the third through hole 51 and the fourth through hole 21 are waist-shaped structures, the third through hole 51 and the fourth through hole 21 have the same size, the width of the third through hole 51 is the same as the diameter of the second through hole 32 and the first through hole 11, the length of the third through hole 51 is greater than the length of the second through hole 32, so as to avoid the position interference between the upper shell 2, the rotating seat 5 and the wiring of the anti-explosion operation screen when adjusting forward and backward. Embodiment 2:

[0033] In the embodiment, the adjusting assembly is further limited, for example, Figure 1 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8 and Figure 9As shown, the adjusting assembly comprises a baffle 6, a bearing 71, a bearing seat 7, a locking cover 8 and a spanner screw 9, the upper part of one side of the baffle 6 is connected with the rotating seat 5 through bolts, and the lower part of the same side of the baffle 6 abuts against the mounting surface of the fixed seat 3; the bearing 71 is arranged in the bearing seat 7 and is sleeved on the fixed shaft 4, the bearing seat 7 is connected and fixed with the baffle 6 through bolts, the upper shell 2, the rotating seat 5, the baffle 6 and the bearing seat 7 are connected with each other and are relatively fixed, and are rotated together and deflected when rotating and adjusting; one side of the bearing seat 7 close to the side wall of the upper shell 2 is provided with a mounting groove, the locking cover 8 is arranged in the mounting groove of the bearing seat 7 and abuts against the bottom of the mounting groove of the bearing seat 7, the spanner screw passes through the upper shell 2 and the locking cover 8 and is threadedly connected with the middle part of the fixed shaft 4, and the spanner screw is used for limiting the locking cover 8, when the spanner screw is screwed, since the fixed seat 3 and the fixed shaft 4 are in a fixed state, the spanner screw will extrude the locking cover 8, the friction between the locking cover 8 and the bearing seat 7 is increased, the bearing seat 7 is kept stable, and then the stability of the upper shell 2 and the rotating seat 5 is ensured; the dustproof plates 10 are arranged at the front and rear ends of the upper shell 2, the dustproof plates 10 are of L-shaped structures, one end of each dustproof plate 10 is connected to the bottom of the rotating seat 5 and abuts against the bottom of the baffle 6, and the other end of each dustproof plate 10 is of a curved plate structure, the dustproof plates 10 are arranged in a spaced mode with the fixed seat 3, the curved plate end of each dustproof plate 10 is inserted into the lower shell 1, the side wall of each dustproof plate 10 is arranged in a spaced mode with the lower shell 1, and each dustproof plate 10 moves along with the rotation of the rotating seat 5; the lower shell 1 is provided with the accommodation grooves 13 on the two sides, the accommodation grooves 13 are used for accommodating the spanner screws 9, the waist-shaped holes 12 are arranged below the accommodation grooves 13 on the two sides of the lower shell 1, the quick pressure bolts 20 are arranged at the positions of the waist-shaped holes 12, the upper shell 2 is provided with the threaded holes 22 at the bottom, and the quick pressure bolts 20 are threadedly connected with the upper shell 2 after passing through the waist-shaped holes 12. When the explosion-proof operation screen is adjusted, the quick pressure bolts 20 on the two sides are loosened first, then the spanner screws on the two sides are loosened simultaneously, the explosion-proof operation screen is adjusted to adjust the inclination angle, finally the spanner screws on the two sides are tightened, and the quick pressure bolts 20 are pressed in place.

[0034] In the description of the utility model, it needs to be explained that the adopted terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position relationship based on the position relationship shown in the drawings, or the position relationship when the utility model product is usually placed, and only for the convenience of describing the utility model and simplifying the description, and cannot be understood as the limitation of the utility model.

[0035] In addition, in the description of the present application, the terms such as "horizontal", "vertical" do not mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0036] In the description of the present application, it should be noted that, unless otherwise specified and limited, if the terms "set", "install", "connect", "connect" appear, they should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0037] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Any simple modification or equivalent change made according to the technical essence of the present application to the above embodiments falls within the scope of protection of the present application.

Claims

1. A tilt angle adjustment device for an explosion-proof operating panel of a driller's chair, characterized in that, The fixed mechanism and the rotating mechanism are arranged on the chair armrest box, and the explosion-proof operation screen is arranged on the rotating mechanism; The fixed mechanism comprises a lower shell, a fixed seat and two fixed shafts, the fixed seat is arranged in the lower shell, an abutting portion is arranged on the fixed seat, the abutting portion comprises an abutting surface and a mounting surface, the abutting surface is arranged in an arc curved surface structure, and the mounting surface is arranged on both sides of the abutting surface; the two fixed shafts are coaxially arranged on the two mounting surfaces respectively; The rotating mechanism comprises an upper shell, a rotating seat and two sets of adjusting assemblies, the two sets of adjusting assemblies are arranged on both sides of the rotating seat respectively, the adjusting assemblies and the rotating seat are arranged in the upper shell, the rotating seat is arranged on the abutting surface of the fixed seat and is in sliding connection with the abutting surface, the bottom of the upper shell is arranged in the lower shell and can rotate forward and backward in the lower shell, and an activity gap is arranged between the upper shell and the lower shell.

2. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 1, characterized in that, The adjusting assembly comprises a baffle, a bearing, a bearing seat, a locking cover and a key handle screw, one side upper portion of the baffle is connected with the side surface of the rotating seat through a bolt, and the same side lower portion of the baffle is in abutment with the mounting surface of the fixed seat; the bearing is arranged in the bearing seat and is sleeved on the fixed shaft, and the bearing seat is connected with the baffle through a bolt; the bearing seat is provided with a mounting groove, the locking cover is arranged in the mounting groove of the bearing seat and is in abutment with the bearing seat, and the key handle screw passes through the upper shell and the locking cover and is in threaded connection with the middle portion of the fixed shaft.

3. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 1, characterized in that, A sealing ring is arranged between the fixed seat and the rotating seat, and the bottom of the rotating seat is provided with a limiting groove, and the sealing ring is arranged in the limiting groove.

4. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 2, characterized in that, Dustproof plates are arranged at the front and rear ends of the upper shell, the dustproof plates are connected to the bottom of the rotating seat and are in abutment with the bottom of the baffle, and the dustproof plates are arranged at intervals from the fixed seat; the bottom end of the dustproof plate is inserted into the lower shell, and the side wall of the dustproof plate is arranged at intervals from the lower shell.

5. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 2, characterized in that, The lower shell is provided with a first through hole, the fixed seat is provided with a second through hole, the rotating seat is provided with a third through hole, the upper shell is provided with a fourth through hole, the first through hole, the second through hole, the third through hole and the fourth through hole are communicated and are used for wiring of the explosion-proof operation screen.

6. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 2, characterized in that, The third through hole and the fourth through hole are in a waist type structure.

7. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 6, characterized in that, The lower shell is provided with a waist type hole at both sides, a quick pressure bolt is arranged at the position of the waist type hole, the bottom of the upper shell is provided with a threaded hole, and the quick pressure bolt is in threaded connection with the upper shell after passing through the waist type hole.

8. The angle adjusting device of the explosion-proof operating screen of the driller's chair according to claim 1, characterized in that, ​

Images