Airplane horizontal measurement scale

Abstract

The utility model provides an airplane horizontal measuring scale which comprises a base, at least three supporting legs, a threaded connecting piece, an adjusting screw rod, a supporting cylinder, a steel plate ruler and a tip cone which are arranged at the lower end of the base in an inclined mode. A locking bolt which can abut against the outer side wall of the supporting cylinder so as to fix the connecting position of the fixing cylinder and the supporting cylinder is further transversely arranged on the fixing cylinder in a threaded connection mode, and a levelness measuring device used for judging whether the base is in a horizontal state or not is further arranged at the top of the base. The airplane horizontal measurement scale not only can meet the basic requirement of carrying out horizontal measurement on the structure of an airplane, but also has the advantages that the operation is simple, the accuracy of troop airplane horizontal measurement can be improved, and the working intensity of workers is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field, and particularly relates to an aircraft level measuring ruler. Background Art

[0002] When an aircraft suffers serious damage, has a performance failure, or has a large component replaced, horizontal measurement is required to check whether the aircraft structure is deformed and whether the components are installed correctly.

[0003] At present, when implementing the horizontal measurement of an aircraft, the main method of measuring is to hold a ruler manually. Although this method can meet the basic needs of horizontal measurement of the aircraft structure, due to the insufficient rigidity of the steel ruler and the problem that the steel ruler is easy to shake during use, there are usually large errors in the measurement data. In addition, since the staff needs to directly hold the steel ruler manually for measurement, there are also problems such as high work intensity, high load and large workload for the staff, which cannot fully meet people's use needs. Utility Model Content

[0004] In view of this, the utility model aims at the deficiencies of the prior art and provides an aircraft level measurement scale, which can not only meet the basic needs of level measurement of the aircraft structure, but also has the advantages of simple operation, can improve the accuracy of the horizontal measurement of military aircraft and reduce the work intensity of staff.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: an aircraft horizontal measuring ruler, including a base, at least three supporting legs are obliquely arranged at the lower end of the base, and a threaded connector is transversely arranged on the bottom side ends of the multiple supporting legs, and an adjusting screw is screwed along the inclination direction of the supporting legs on the multiple threaded connectors. A fixing cylinder is also penetrated through the base, and a supporting cylinder is vertically slidably arranged in the fixing cylinder, and a steel ruler that can be vertically slidably connected with the supporting cylinder and the fixing cylinder is detachably arranged on the outer wall of the supporting cylinder, and a top cone that can be tightened to the measuring point by the user is also arranged on the top of the supporting tube, and a locking bolt that can be abutted against the outer wall of the supporting cylinder to fix the connection between the fixing cylinder and the supporting cylinder is also screwed transversely on the fixing cylinder, and a level measuring device for judging whether the base is in a horizontal state is also arranged on the top of the base.

[0006] As a further improvement of the present invention, the base is disc-shaped, and the cross-sections of the fixing tube and the supporting tube are both rectangular.

[0007] As a further improvement of the present invention, a plurality of support legs are arranged around the bottom of the base at equal intervals.

[0008] As a further improvement of the present invention, the number of the supporting legs, the connecting plates and the adjusting screws are all three.

[0009] As a further improvement of the utility model, the steel ruler is placed on the outer side wall of the support leg, and the steel ruler is provided with fixing screws for threading and fixing the support tube, and the support tube is provided with threaded fixing holes matched with the fixing screws.

[0010] As a further improvement of the utility model, a connecting rod is provided at the lower end of the top cone and is fixedly connected to the upper end of the supporting tube.

[0011] As a further improvement of the utility model, the level measuring device is a level tube, and the threaded connecting piece is a connecting nut.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] First, after the user moves the device to a suitable position on the ground below the aircraft, the user can check whether the base is in a horizontal state by measuring the level. If it is found that the base is not in a horizontal state, the corresponding adjusting screw can be vertically screwed and adjusted according to the tilt situation, so that the base remains horizontal; then the locking bolt can be loosened to release the fixation of the connection between the support tube and the fixed tube, and then the steel ruler, the support tube, and the top cone can be synchronously moved upward for a certain distance until the top cone hits the bottom of the corresponding part of the aircraft, and then the locking bolt is tightened to fix the connection between the support tube and the fixed tube, and then the measurement value of the corresponding measurement point at the bottom of the aircraft can be obtained through the scale line on the steel ruler, and then the measurement values ​​of other measurement points can be measured in the same way; because the steel ruler can be supported by the support tube, deformation of the steel ruler can be avoided; and because the support tube and the steel ruler can be supported and fixed by the support legs, the base, and the fixed tube, the user can read the measurement value of the measurement point more conveniently and accurately, better improve the measurement accuracy, and avoid large errors caused by incorrect holding of the measuring ruler.

[0014] Secondly, the steel ruler and the support tube can be flexibly fixed by simply placing the steel ruler on the outer wall of the support tube and then passing the fixing screws through the side wall of the steel ruler and screwing them into the threaded fixing holes.

[0015] Thirdly, the top cone can be flexibly fixed to the support tube by simply clamping and fixing the connecting clamp rod to the support tube.

[0016] Fourthly, the user can separate the device into a first part including a base, a fixing tube and supporting legs, and a second part including a supporting tube, a steel ruler and a top cone, so as to carry it in a portable manner. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the support cylinder and threaded fixing hole of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the base, support legs, fixing tube, locking bolts and level tube of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the top cone and the connecting clamp rod of the utility model.

[0022] In the figure: 101, base; 102, supporting leg; 103, connecting nut; 104, adjusting screw; 105, fixing tube; 106, supporting tube; 107, steel ruler; 108, top cone; 109, locking bolt; 110, level tube; 111, fixing screw; 112, threaded fixing hole; 113, connecting rod. DETAILED DESCRIPTION

[0023] In order to better understand the present invention, the content of the present invention is further clearly described below in conjunction with the embodiments, but the protection content of the present invention is not limited to the following embodiments. In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without one or more of these details.

[0024] like Figure 1 As shown, an aircraft horizontal measuring ruler comprises a base 101, at the lower end of which at least three supporting legs 102 are obliquely arranged, and the bottom side ends of the plurality of supporting legs 102 are respectively transversely arranged with a threaded connector, and the plurality of threaded connectors are respectively threadedly arranged with an adjusting screw 104 along the inclination direction of the supporting legs 102; a fixing tube 105 is also penetrated through the base 101, and a supporting tube 106 is vertically slidably arranged in the fixing tube 105, and a steel plate ruler 107 which can be vertically slidably connected with the fixing tube 105 along with the supporting tube 106 is detachably vertically arranged on the outer side wall of the supporting tube 106, and a top cone 108 which is used for user intervention to tighten the measuring point is also arranged on the top of the supporting tube, and a locking bolt 109 which can abut against the outer side wall of the supporting tube 106 to fix the connection between the fixing tube 105 and the supporting tube 106 is also transversely threadedly arranged on the fixing tube 105, and a levelness measuring device for judging whether the base 101 is in a horizontal state is also arranged on the top of the base 101. The level measuring device is a level tube 110 , and the threaded connection piece is a connecting nut 103 .

[0025] like Figure 1 , 2 As shown in Figures 3 and 4, the base 101 is disc-shaped, and the cross-sections of the fixed tube 105 and the support tube 106 are both rectangular. This can prevent the support tube 106 and the steel ruler 107 from rotating relative to the fixed tube 105 when the support tube 106 and the steel ruler 107 are adjusted to slide vertically relative to the fixed tube 105, thereby avoiding affecting the convenience of measurement.

[0026] like Figure 1 As shown, a plurality of support legs 102 are arranged around the bottom of the base 101 at equal intervals. The number of the support legs 102, the connecting plate and the adjusting screw 104 are all three.

[0027] like Figure 1 As shown, the steel ruler 107 is placed on the outer wall of the support leg 102, and a fixing screw 111 is provided on the steel ruler 107 for screwing and fixing the support tube 106, and the support tube 106 is provided with a threaded fixing hole 112 adapted to the fixing screw 111. The steel ruler 107 and the support tube 106 can be flexibly fixed by simply placing the steel ruler 107 on the outer wall of the support tube 106, and then passing the fixing screw 111 through the side wall of the steel ruler 107 and screwing and fixing it with the threaded fixing hole 112.

[0028] like Figure 4 As shown, the lower end of the top cone 108 is provided with a connecting rod 113 that is fixedly connected to the upper end of the support tube 106. By simply connecting the connecting rod 113 to the support tube 106, the top cone 108 can be flexibly fixed to the support tube 106.

[0029] After the user moves the device to a suitable position on the ground below the aircraft, the user can check whether the base 101 is in a horizontal state by measuring the level. If it is found that the base 101 is not in a horizontal state, the corresponding adjusting screw 104 can be vertically adjusted according to the tilt situation to keep the base 101 horizontal; then the locking bolt 109 can be loosened to release the fixation of the connection between the support tube 106 and the fixing tube 105, and then the steel ruler 107, the support tube 106, and the top cone 108 can be synchronously moved upward for a certain distance until the top cone 108 hits the bottom of the corresponding part of the aircraft, and then the locking bolt 109 is tightened to make the steel ruler 107 hit the bottom. The connection between the supporting tube 106 and the fixing tube 105 is fixed on the inner wall of the fixing tube 105, and then the measurement value of the corresponding measurement point on the bottom of the aircraft can be obtained through the scale line on the steel ruler 107, and then the measurement values ​​of other measurement points can be measured in the same way; because the steel ruler 107 can be supported by the supporting tube 106, deformation of the steel ruler 107 can be avoided; and because the supporting tube 106 and the steel ruler 107 can be supported and fixed by the supporting legs 102, the base 101 and the fixing tube 105, the user can read the measurement value of the measurement point more conveniently and accurately, thereby improving the measurement accuracy and avoiding large errors caused by incorrect holding of the measuring ruler.

[0030] The user can separate the device into a first part including a base 101, a fixing tube 105 and a supporting leg 102, and a second part including a supporting tube 106, a steel ruler 107 and a top cone 108, so as to carry it in a portable manner.

[0031] In another embodiment, a screw rod (not shown in the figure) is further provided at the upper end of the adjusting screw, and the screw rod enables the user to more conveniently rotate and adjust the adjusting screw.

[0032] The above are preferred implementations of the present utility model. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present utility model. These improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. An aircraft level measuring scale, comprising a base (101), characterized in that: At least three supporting legs (102) are obliquely arranged at the lower end of the base (101), and a threaded connector is transversely arranged at the bottom side ends of each of the plurality of supporting legs (102), and an adjusting screw (104) is threadedly arranged on each of the plurality of threaded connectors along the inclination direction of the supporting legs (102). A fixing cylinder (105) is also penetrated through the base (101), and a supporting cylinder (106) is vertically slidably arranged in the fixing cylinder (105), and a detachable vertical screw that can be adjusted along the outer wall of the supporting cylinder (106) is vertically arranged. The support tube (106) is vertically slidably connected to a steel ruler (107) of the fixed tube (105); a top cone (108) for tightening a measuring point by a user is provided on the top of the support tube; a locking bolt (109) is laterally threadedly provided on the fixed tube (105) and can abut against the outer wall of the support tube (106) to fix the connection between the fixed tube (105) and the support tube (106); and a levelness measuring device for judging whether the base (101) is in a horizontal state is also provided on the top of the base (101).

2. The aircraft level measuring scale according to claim 1, characterized in that: The base (101) is disc-shaped, and the cross-sections of the fixing tube (105) and the supporting tube (106) are both rectangular.

3. The aircraft level measuring scale according to claim 2, characterized in that: The plurality of support legs (102) are arranged at equal intervals around the bottom of the base (101).

4. The aircraft level measuring scale according to claim 3, characterized in that: The number of the supporting legs (102), the connecting plates and the adjusting screw rods (104) are all three.

5. The aircraft level measuring scale according to claim 4, characterized in that: The steel ruler (107) is placed on the outer wall of the support leg (102), and a fixing screw (111) for threadedly fixing the support tube (106) is provided on the steel ruler (107), and the support tube (106) is provided with a threaded fixing hole (112) adapted to the fixing screw (111).

6. The aircraft level measuring scale according to claim 5, characterized in that: The lower end of the top cone (108) is provided with a connecting rod (113) which is fixedly connected to the upper end of the supporting tube (106).

7. The aircraft level measuring scale according to claim 6, characterized in that: The level measuring device is a level tube (110), and the threaded connection piece is a connection nut (103).

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