CN211452297U - A new type of tower ruler for measuring suspended elevation - Google Patents

Abstract

The utility model discloses a novel tower ruler for measuring suspended elevation. The tower ruler is composed of a tower ruler base, a tower ruler tray and a tower ruler. The tower ruler base includes a vacuum suction cup type component and a magnetic force type component. The vacuum suction cup type component Including vacuum suction cup tower ruler base, suction pump, suction pipe, vacuum suction cup, vacuum suction cup base height adjustment rod, vacuum suction cup base height adjustment wheel, vacuum suction cup base and tray connecting bolts and suction air valve. The utility model is convenient for reducing the error of the elevation reading; the elevation measurement work of the measuring point on the suspended surface of the building can be effectively completed in cooperation with the level; on the surface of the measurement object of different materials, different types of bases can be used, which can ensure that the tower ruler is in the measurement process. It is vertical and stable in the measurement, avoiding the measurement error caused by the shaking and tilting of the tower ruler; it can be applied to the situation where the tower ruler is upright when measuring the ground elevation, and the tower ruler is measured upside down when measuring the suspended surface of the building.

Description

A new type of tower ruler for measuring suspended elevation

technical field

The utility model relates to the field of engineering measurement, in particular to a novel tower ruler for measuring suspended elevation.

Background technique

Under normal circumstances, the maximum height of the traditional tower ruler used in elevation measurement is 5m, and the measured elevation range is between -5m and 0m of the sight height of the measuring instrument lens; when the height of the point to be measured is higher than the sight line of the measuring instrument lens When the height is high, especially when these points are located on the suspended surface of the building, the elevation scale on the tower ruler cannot be read, resulting in the inability to carry out the measurement work. When measuring, the tower ruler is easy to shake, and the tower ruler cannot be guaranteed to be in a completely upright state during the measurement process, resulting in measurement errors. In addition, when the measurement area is dimly lit or measured at night, the measurement visibility is too low, resulting in measurement errors. produce.

SUMMARY OF THE INVENTION

The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a new type of tower ruler for measuring the suspended elevation, which is suitable for measurement at night and in dimly lit places, and is convenient to reduce the error of elevation reading; It can effectively complete the elevation measurement of the measuring points on the suspended surface of the building with the level instrument; on the surface of the measurement object of different materials, different types of bases can be used, namely the vacuum suction cup base and the electromagnet base, which are suitable for non-metallic and metal respectively. Elevation measurement on the surface; it can ensure the verticality and stability of the tower ruler during the measurement process, and avoid the measurement error caused by the shaking and inclination of the tower ruler; the front and back of the tower ruler body have elevation scales, and the front is a positive and immediate degree. , and the reverse side is the inverted instant degree, which can be applied to the vertical measurement of the tower ruler when measuring the ground elevation, and the inverted measurement of the tower ruler when measuring the suspended surface of the building.

In order to solve the above-mentioned technical problems, the utility model provides the following technical solutions:

The utility model provides a new type of tower ruler for measuring the suspended elevation. The tower ruler is composed of a tower ruler base, a tower ruler tray and a tower ruler, and the tower ruler base includes a vacuum suction cup type component and a magnetic type component. The vacuum suction cup assembly includes a vacuum suction cup tower ruler base, a suction pump, a suction pipe, a vacuum suction cup, a vacuum suction cup base height adjustment rod, a vacuum suction cup base height adjustment wheel, a vacuum suction cup base and a vacuum suction cup base. The tray connecting bolts and the air extraction valve, the magnetic assembly includes a magnetic tower ruler base, an electromagnetic block, a magnetic control switch, a magnetic base height adjustment rod, a magnetic base height adjustment wheel, and a magnetic base with Tray connecting bolts, the top of the vacuum suction cup is connected to the suction valve, the top of the suction valve and the vacuum suction cup base are connected with the tray connecting bolts through the height adjustment rod of the vacuum suction cup base, and the height of the vacuum suction cup base is connected. The adjustment wheel ring sleeve is installed on the height adjustment rod of the base, the outside of the air suction valve is connected with the suction pump through the suction pipe, the outside of the electromagnetic block is electrically connected with a magnetic control switch, and the top of the electromagnetic block is connected to the suction pump. The magnetic base height adjustment rod and the magnetic base are connected with the connecting bolts of the tray, and the magnetic base height adjustment wheel ring is sleeved on the magnetic base height adjustment rod, and the tower ruler tray includes a tape slot. , Tower ruler fixing buckle, base bolt connection hole, tube bubble slot, tube bubble magnifying glass, magnifying glass support rod, tube bubble centering scale and tube bubble, the tower ruler includes a ruler top round bubble slot, ruler body scale, Ruler body, ruler section telescopic buckle, ruler body support rod, ruler end slot, round bubble, ruler body support rod rotating shaft, fixed suction cup at the end of ruler body support rod, ruler body support rod telescopic buckle, ruler body support rod connection Bolts, lamp fixing tongue, lamp, built-in lithium battery, tower ruler top cover, USB charging socket, ruler section chute and ruler section sliding head, the fixed suction cup at the end of the ruler body support rod is a vacuum suction cup or an electromagnet suction cup , the scale of the ruler body is vertically arranged on the outer surface of the ruler body, the top cover of the tower ruler is located at the top of the ruler body, the circular bubble groove of the ruler top is located at the center of the top cover of the tower ruler, and the circular bubble is located at the top of the ruler. In the bubble groove, the two ends of the ruler body are connected to the ruler body support rod through the rotation shaft of the ruler body support rod. The fixed suction cup at the end of the ruler body support rod is connected with the ruler body support rod through the ruler body support rod connecting bolt. The lamp tube is fixed in the groove, the other end of the lamp tube is installed vertically downward inside the top of the ruler body, the built-in lithium battery is installed inside the top of the top cover of the tower ruler, and the outside of the built-in lithium battery is connected with the USB charging socket. , the tower ruler is inserted into the outer surface of the tower ruler tray through the ruler end slot.

As a preferred technical solution of the present invention, the ruler body is a telescopic hollow rectangular tower base structure, and the number of telescopic buckles of the ruler body corresponds to the number of rectangular tower bases per segment of the ruler body. There are elevation scales on the front and back, and the front is the positive immediate degree, and the reverse is the inverted immediate degree.

As a preferred technical solution of the present invention, the ruler body is fixed on the upright wall through the end fixing suction cup of the support rod of the ruler body.

As a preferred technical solution of the present invention, the tower ruler tray is fixed and installed upside down on the suspended surface of the building through the tower ruler base.

As a preferred technical solution of the present invention, the body of the tower ruler is made of transparent resin or tempered glass.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

(1) The body of the tower ruler is made of transparent resin or tempered glass. At the same time, a fluorescent tube can be installed on the bottom of the top cover of the tower ruler, which is suitable for measurement at night and in dim light, and is convenient to reduce the error of elevation reading;

(2) When the traditional tower ruler cannot measure the suspended surface of the building, the new type of tower ruler can effectively complete the elevation measurement of the measuring point on the suspended surface of the building without the need to transform the level;

(3) Different types of bases can be used on the surface of the measurement object of different materials, namely the vacuum chuck base and the electromagnet base, which are respectively suitable for the elevation measurement of non-metallic and metal surfaces;

(4) It can ensure the verticality and stability of the tower ruler during the measurement process, and avoid the measurement error caused by the shaking and tilting of the tower ruler;

(5) There are elevation scales on the front and back of the tower ruler, and the front side is the positive immediate degree, and the reverse side is the inverted immediate degree. It can be used for the tower ruler upright when measuring the ground elevation, and the tower ruler when measuring the suspended surface of the building. Case.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the elevation view of the vacuum suction cup type tower ruler base assembly;

Fig. 2 is the plan view of vacuum suction cup type tower ruler base assembly;

Figure 3 is an elevation view of the magnetic tower ruler base assembly;

Figure 4 is a plan view of a magnetic tower ruler base assembly;

Figure 5 is an elevation view of a vacuum suction cup type or magnetic type tower ruler tray assembly;

Figure 6 is a top plan view of a vacuum chuck type or magnetic type tower ruler tray assembly;

Figure 7 is a bottom plan view of the vacuum suction cup type or magnetic type tower ruler tray assembly;

Figure 8 is an elevation view of the body of the tower ruler;

Fig. 9 is the plan view of the tower ruler body;

Figure 10 is a middle sectional view of the top of the tower ruler body;

Figure 11 is the overall elevation view of the tower ruler during measurement;

Figure 12 is the overall side view of the tower ruler when measuring;

Figure 13 is the overall elevation view of the tower ruler when measuring on the ground;

Figure 14 is the overall side view of the tower ruler when measuring on the ground;

In the figure: 1, tower ruler base; 11, vacuum suction cup type tower ruler base; 111, suction pump; 112, suction pipe; 113, vacuum suction cup; 114, vacuum suction cup base height adjustment rod; 115, Vacuum suction cup base height adjustment wheel; 116, vacuum suction cup base and tray connecting bolt a; 117, suction valve; 12, magnetic tower ruler base; 121, electromagnetic block; 122, magnetic control switch; 123, Magnetic base height adjustment rod; 124. Magnetic base height adjustment wheel; 125. Magnetic base and tray connecting bolt b; 2. Tower ruler tray; 23. Base bolt connection hole; 24. Tube bubble groove; 25. Tube bubble magnifying glass; 26. Magnifying glass support rod; 27. Tube bubble centering scale; 28. Tube bubble; 3. Building suspended surface; 4. Tower ruler ;41, round bubble groove at the top of the ruler; 42, scale on the body of the ruler; 43, body of the ruler; 44, telescopic buckle of the ruler; 45, support rod of the ruler body; 46, slot at the end of the ruler; 47, round bubble; Rotating shaft of the body support rod; 49, Fixing suction cup at the end of the ruler body support rod; 410, Telescopic buckle of the ruler body support rod; 411, Connecting bolts of the ruler body support rod; 412, Fixing tongue and mouth of the lamp tube; 413, Lamp tube; Built-in lithium battery; 415, tower ruler top cover; 416, USB charging socket; 417, ruler chute; 418, ruler sliding head; 5, upright wall.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Example 1

As shown in Figure 1-14, the present utility model provides a new type of tower ruler for measuring suspended elevation, the tower ruler is composed of a tower ruler base 1, a tower ruler tray 2 and a tower ruler 4, and the tower ruler base 1 includes a vacuum suction cup Vacuum suction cup type assembly includes vacuum suction cup type tower ruler base 11, suction pump 111, suction pipe 112, vacuum suction cup 113, vacuum suction cup base height adjustment rod 114, vacuum suction cup base The seat height adjustment wheel 115, the connecting bolts a116 of the vacuum suction cup type base and the tray, and the suction valve 117, the magnetic type assembly includes the magnetic type tower ruler base 12, the electromagnetic block 121, the magnetic control switch 122, and the magnetic type base height adjustment Rod 123, magnetic base height adjustment wheel 124 and magnetic base and tray connecting bolts b125, the top of the vacuum suction cup 113 is connected to the suction valve 117, the top of the suction valve 117 and the vacuum suction cup base and the tray connecting bolt a116 The vacuum suction cup base height adjustment rod 114 is connected to the base height adjustment rod 114 , the vacuum suction cup base height adjustment wheel 115 is mounted on the base height adjustment rod 114 , and the outside of the suction valve 117 passes through the suction pipe 112 and the suction pump 111 The outer side of the electromagnetic block 121 is electrically connected with a magnetic control switch 122, and the top of the electromagnetic block 121 is connected to the tray connecting bolt b125 through the magnetic base height adjustment rod 123 and the magnetic base, and the height of the magnetic base is adjusted. The wheel 124 is sleeved on the magnetic base height adjustment rod 123, and the tower ruler tray 2 includes a tape ruler slot 21, a tower ruler fixing buckle 22, a base bolt connection hole 23, a tube bubble slot 24, a tube bubble magnifying glass 25, The magnifying glass support rod 26, the tube bubble centering scale 27 and the tube bubble 28, the tower ruler 4 includes a ruler top round bubble groove 41, a ruler body scale 42, a ruler body 43, a ruler section telescopic buckle 44, a ruler body support rod 45, Ruler end slot 46, round bubble 47, ruler body support rod rotating shaft 48, ruler body support rod end fixing suction cup 49, ruler body support rod telescopic buckle 410, ruler body support rod connecting bolt 411, lamp fixing tongue 412 , lamp 413, built-in lithium battery 414, tower ruler top cover 415, USB charging socket 416, ruler section chute 417 and ruler section sliding head 418, the fixed suction cup 49 at the end of the support rod of the ruler body is a vacuum suction cup or an electromagnet suction cup. The body scale 42 is vertically arranged on the outer surface of the ruler body 43, the tower ruler top cover 415 is located at the top of the ruler body 43, the ruler top circular bubble groove 41 is located at the center of the tower ruler top cover 415, and the circular bubble 47 is located at the top of the ruler. In the groove 41, both ends of the ruler body 43 are connected to the ruler body support rod 45 through the ruler body support rod rotating shaft 48. The ruler body support rod 45 is a sleeve rod structure, and the ruler body support rod telescopic buckle 410 is located on the ruler body support rod. In the middle of 45, the fixed suction cup 49 at the end of the ruler body support rod is connected with the ruler body support rod 45 through the ruler body support rod connecting bolt 411, and the bottom surface of the tower ruler top cover 415 is provided with a lamp tube fixing groove 412, and one end of the lamp tube 413 is inserted. Connected to the lamp tube fixing groove 412, the other end of the lamp tube 413 is perpendicular to the The bottom is installed inside the top of the ruler body 43, the built-in lithium battery 414 is installed inside the top of the tower ruler top cover 415, the outside of the built-in lithium battery 414 is connected with the USB charging socket 416, and the tower ruler 4 is inserted through the ruler end slot 46. on the outer side of the tower tray 2.

The ruler body 43 is a telescopic hollow rectangular tower structure, and the number of the telescopic buckles 44 of the ruler section corresponds to the number of rectangular towers of each section of the ruler body 43, which is convenient for the ruler body 43 to be fixed by the expansion and contraction buckles 44 of the ruler section. , There are elevation scales on the front and back of the body of the tower ruler, and the front is the positive immediate degree, and the reverse is the inverted immediate degree.

The ruler body 43 is fixed on the upright wall 5 by the end fixing suction cup 49 of the ruler body support rod, which plays a role of stabilizing the ruler body 43 so that the ruler body 43 can be parallel to the upright wall 5 .

The tower ruler tray 2 is fixed upside down and installed on the suspended surface 3 of the building through the tower ruler base 1 .

The tower ruler body 43 is made of transparent resin or tempered glass.

The method of use includes the following steps:

S1. Ground elevation measurement, when the ground pavement layer is metal, the operation and application process is as follows:

(1) First, screw the magnetic base and the tray connecting bolt b125 into the base bolt connection hole 23, so that the magnetic tower ruler base 12 and the tower ruler tray 2 are connected as a whole; secondly, the magnetic tower ruler base 12 Place it on the point where the elevation is to be measured, so that the electromagnetic block 121 is in contact with the ground pavement layer; then turn on the magnetic control switch 122, so that the magnetic tower ruler base 12 is firmly fixed on the ground pavement layer;

(2) Rotate the magnetic base height adjustment wheel 124, adjust the height of each magnetic base height adjustment rod 123, make the tower ruler tray 2 level, and use the tube bubbles 28 in the front, rear and left and right directions of the top of the tower ruler tray 2 respectively. To check the level state of the tower ruler tray 2, and then insert the assembled tower ruler 4 into the tape ruler slot 21, so that the tower ruler fixing buckle 22 is locked in the ruler end slot 46, so that the tower ruler 4 can be firmly fixed in the slot 21. On the tower ruler tray 2;

(3) First, use the circular bubble 47 on the top cover 415 of the tower ruler to check the vertical state of the ruler body 43; secondly, use the ruler body support rod connecting bolt 411 to connect the ruler body support rod end fixing suction cup 49 to the ruler body support rod 45 end Then rotate the ruler body support rod 45 by the ruler body support rod rotating shaft 48, adjust the length of the ruler body support rod 45 through the ruler body support rod telescopic buckle 410, so that the end of the ruler body support rod is fixed with the suction cup 49 and the ground pavement The stable points on the layer are contacted, and finally the electromagnet magnetic force control switch is turned on, so that the end of the ruler body support rod 45 is firmly connected with the ground pavement layer, and the ruler body support rod 45 can ensure the stability of the tower ruler body 43 during the measurement process;

(4) First, set up a level at the observation point, and adjust the length of the ruler body 43 through the telescopic buckle 44 of the ruler to make it within the visual range of the sight height of the level; then rotate the level to make the level lens align with the scale 42 of the tower ruler , read the elevation scale value, when measuring at night or when the light is insufficient, you can turn on the lamp 413 set in the tower ruler 4 to illuminate;

(5) According to the formula: the elevation of the measuring point=the elevation of the observation point+the erection height of the level—the read elevation scale value—the thickness of the tower ruler tray 2—the vertical distance between the top surface of the magnetic tower ruler base 12 and the measuring point, Wherein, the erection height of the level, the thickness of the tower ruler tray 2 and the vertical distance between the top surface of the magnetic tower ruler base 12 and the measuring point can all be measured with a steel ruler;

S2. When the ground pavement is non-metallic, the operation and application process is as follows:

(1) First, screw the vacuum suction cup type base and the tray connecting bolt a116 into the base bolt connection hole 23, so that the vacuum suction cup type tower ruler base 11 and the tower ruler tray 2 are connected as a whole, and then the vacuum suction cup type tower ruler The base 11 is placed on the point where the elevation is to be measured, so that the vacuum suction cup 113 is in contact with the ground pavement; then the suction valve 117 is opened, the suction pump 111 is started, and the air in the vacuum suction cup 113 is passed through the suction pipe 112 Discharge, so that the inner space of the vacuum suction cup 113 is in a vacuum state, so that the vacuum suction cup type tower ruler base 11 is firmly fixed on the ground pavement layer; finally, the suction valve 117 is closed, the suction pipe 112 is removed, and the suction pump 111 is removed. ;

(2) Rotate the vacuum suction cup base height adjustment wheel 115 to adjust the height of each vacuum suction cup base height adjustment rod 114 to make the tower ruler tray 2 level. Bubble 28 to check the level state of the tower ruler tray 2, and then insert the tower ruler 4 into the tape slot 21, so that the tower ruler fixing buckle 22 is locked in the ruler end slot 46, so that the tower ruler 4 can be firmly fixed in the tower on the ruler tray 2;

(3) First, use the circular bubble 47 on the top cover 415 of the tower ruler to check the vertical state of the ruler body 43; secondly, use the ruler body support rod connecting bolt 411 to connect the ruler body support rod end fixing suction cup 49 to the ruler body support rod 45 end Then rotate the ruler body support rod 45 by the ruler body support rod rotating shaft 48, adjust the length of the ruler body support rod 45 through the ruler body support rod telescopic buckle 410, so that the end of the ruler body support rod is fixed with the suction cup 49 and the ground pavement Finally, the air in the fixed suction cup 49 at the end of the ruler body support rod is removed, so that the end of the ruler body support rod 45 is firmly connected with the ground pavement layer, and the ruler body support rod 45 can ensure the tower ruler during the measurement process. The stability of the ruler body 43;

(4) The fourth step is the same as the S1 ground elevation measurement when the ground pavement is metal;

(5) According to the formula: the elevation of the measuring point=the elevation of the observation point+the erection height of the level—the read elevation scale value—the thickness of the tower ruler tray 2—the vertical distance between the top surface of the vacuum suction cup tower ruler base 11 and the measuring point , wherein the height of the leveling instrument, the thickness of the tower ruler tray 2 and the vertical distance between the top surface of the vacuum suction cup type tower ruler base 11 and the measuring point can be measured by a steel ruler;

S3. Elevation measurement of the suspended surface of the building. When the suspended surface and the wall of the building are metal, the operation and application process is as follows:

(1) First, screw the magnetic base and the tray connecting bolt b125 into the base bolt connection hole 23, so that the magnetic tower ruler base 12 and the tower ruler tray 2 are connected as a whole; secondly, insert the tower ruler 4 into the tape slot. Inside 21, make the tower ruler fixing buckle 22 clamp the ruler end slot 46, so that the tower ruler 4 can be firmly fixed on the tower ruler tray 2;

(2) The connected magnetic tower ruler base 12, tower ruler tray 2 and tower ruler 4 are connected upside down, and lift up until the electromagnetic block 121 is in contact with the suspended surface of the building where the point of the elevation to be measured is located , and then turn on the magnetic control switch 122, so that the magnetic tower ruler base 12 is firmly fixed on the suspended surface of the building, and the operation of this step needs to be carried out on a scaffold or a small climbing work platform;

(3) Rotate the magnetic base height adjustment wheel 124, adjust the height of each magnetic base height adjustment rod 123, make the tower ruler tray 2 level, and use the tube bubbles 28 in the front, rear and left and right directions of the top of the tower ruler tray 2 respectively. To check the level state of the tower ruler tray 2, and then use the ruler body support rod connecting bolts 411 to connect the ruler body support rod end fixing suction cup 49 to the ruler body support rod 45. on the working platform;

(4) First, rotate the ruler body support rod 45 through the ruler body support rod rotating shaft 48, and adjust the length of the ruler body support rod 45 through the ruler body support rod telescopic buckle 410, so that the end of the ruler body support rod is fixed to the suction cup 49 and the wall Then turn on the magnetic control switch 122, so that the ruler body support rod 45 can maintain the stability of the tower ruler body 43 during the measurement process, and use the circular bubble 47 on the tower ruler top cover 415. Check the vertical state of the ruler body 43;

(5) First set up a level at the observation point, adjust the length of the ruler body 43 through the telescopic buckle 44 of the ruler, so that the scale 42 of the tower ruler is within the visual range of the sight height of the level; then rotate the level to make the level lens align with the tower ruler Body scale 42, read the elevation scale value, when measuring at night or when the light is insufficient, you can turn on the lamp 413 set in the tower ruler to illuminate;

(6) According to the formula: the elevation of the measuring point = the elevation of the observation point + the erection height of the level + the read elevation scale value + the thickness of the tower ruler tray 2 + the vertical distance between the top surface of the magnetic tower ruler base 12 and the measurement point, Wherein, the erection height of the level, the thickness of the magnetic tower ruler tray 2 and the vertical distance between the top surface of the magnetic tower ruler base 12 and the measuring point can all be measured with a steel ruler;

S4. When the suspended surface and wall of the building are non-metallic, the operation and application process is as follows:

(1) First, screw the vacuum suction cup type base and the tray connecting bolt a116 into the base bolt connection hole 23, so that the vacuum suction cup type tower ruler base 11 and the tower ruler tray 2 are connected as a whole; secondly, insert the tower ruler 4 into the embedded In the ruler slot 21, the tower ruler fixing buckle 22 is locked in the ruler end slot 46, so that the tower ruler 4 can be firmly fixed on the tower ruler tray 2;

(2) the connected vacuum suction cup type base 11, the tower ruler tray 2 and the tower ruler 4 are connected upside down as a whole, and lift up until the vacuum suction cup 113 is in contact with the suspended surface of the building where the point of the elevation to be measured is located, Then open the suction valve 117, start the suction pump 111, and discharge the air in the vacuum suction cup 113 through the suction pipe 112, so that the inner space of the vacuum suction cup 113 is in a vacuum state, so that the vacuum suction cup type tower ruler base 11 is firmly fixed on the The building is suspended on the surface; finally, the suction valve 117 is closed, the suction pipe 112 is removed, and the suction pump 111 is removed.

(3) Rotate the vacuum suction cup base height adjustment wheel 115 to adjust the height of each vacuum suction cup base height adjustment rod 114 to make the tower ruler tray 2 level. Bubble 28 to check the level state of the tower ruler tray 2, and then use the ruler body support rod connecting bolts 411 to connect the ruler body support rod end fixing suction cup 49 to the ruler body support rod 45. It is carried out on a small climbing operation platform;

(4) First, rotate the ruler body support rod 45 through the ruler body support rod rotating shaft 48, and adjust the length of the ruler body support rod 45 through the ruler body support rod telescopic buckle 410, so that the end of the ruler body support rod is fixed to the suction cup 49 and the wall Then, the air in the fixed suction cup 49 at the end of the support rod of the ruler body is removed, so that the support rod 45 of the ruler body can maintain the stability of the ruler body 43 during the measurement process. The round air bubble 47 on the top cover 415 checks the vertical state of the ruler body 43, and the operation of this step needs to be carried out on a scaffold or a herringbone ladder, or a small climbing operation platform;

(5) and S1 ground elevation measurement, the fourth step is the same when the ground pavement is metal; then adjust the length of the ruler body 43 through the ruler extension buckle 44, so that the highest part of the ruler body scale 42 is the same as the bottom of the vacuum suction cup 113. The vertical distance is about 1.5m smaller than the vertical distance between the suspended surface of the building and the ground;

(6) According to the formula: the elevation of the measuring point = the elevation of the observation point + the erection height of the level + the read elevation scale value + the thickness of the tower ruler tray 2 + the vertical distance between the top surface of the vacuum suction cup tower ruler base 11 and the measuring point , the height of the level gauge, the thickness of the vacuum suction cup type tower ruler tray 2 and the vertical distance between the top surface of the vacuum suction cup type tower ruler base 11 and the measuring point can be measured by a steel ruler.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

(1) The body of the tower ruler is made of transparent resin or tempered glass. At the same time, a fluorescent tube can be installed on the bottom of the top cover of the tower ruler, which is suitable for measurement at night and in dim light, and is convenient to reduce the error of elevation reading;

(2) When the traditional tower ruler cannot measure the suspended surface of the building, the new type of tower ruler can effectively complete the elevation measurement of the measuring point on the suspended surface of the building without the need to transform the level;

(3) Different types of bases can be used on the surface of the measurement object of different materials, namely the vacuum chuck base and the electromagnet base, which are respectively suitable for the elevation measurement of non-metallic and metal surfaces;

(4) It can ensure the verticality and stability of the tower ruler during the measurement process, and avoid the measurement error caused by the shaking and tilting of the tower ruler;

(5) There are elevation scales on the front and back of the tower ruler, and the front side is the positive immediate degree, and the reverse side is the inverted immediate degree. It can be used for the tower ruler upright when measuring the ground elevation, and the tower ruler when measuring the suspended surface of the building. Case.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (5)

1. A novel tower ruler for measuring suspended height is characterized in that the tower ruler comprises a tower ruler base (1), a tower ruler tray (2) and a tower ruler (4), the tower ruler base (1) comprises a vacuum sucker type component and a magnetic type component, the vacuum sucker type component comprises a vacuum sucker type tower ruler base (11), a suction pump (111), a suction pipe (112), a vacuum sucker (113), a vacuum sucker type base height adjusting rod (114), a vacuum sucker type base height adjusting wheel (115), a vacuum sucker type base and tray connecting bolt a (116) and an air suction valve (117), the magnetic type component comprises a magnetic tower ruler base (12), an electromagnetic block (121), a magnetic control switch (122), a magnetic type base height adjusting rod (123), a magnetic type base height adjusting wheel (124) and a magnetic type base and tray connecting bolt b (125), the top of the vacuum chuck (113) is connected with an air suction valve (117), the top of the air suction valve (117) and a vacuum chuck type base are connected with a tray connecting bolt a (116) through a vacuum chuck type base height adjusting rod (114), a vacuum chuck type base height adjusting wheel (115) is sleeved on the base height adjusting rod (114), the outer side of the air suction valve (117) is connected with an air suction pump (111) through an air suction pipe (112), the outer side of an electromagnetic block (121) is electrically connected with a magnetic control switch (122), the top of the electromagnetic block (121) is connected with a tray connecting bolt b (125) through a magnetic type base height adjusting rod (123) and a magnetic type base, the magnetic type base height adjusting wheel (124) is sleeved on the magnetic type base height adjusting rod (123), the tower ruler tray (2) comprises a ruler embedding groove (21), A tower ruler fixing buckle (22), a base bolt connecting hole (23), a tube bubble groove (24), a tube bubble magnifier (25), a magnifier supporting rod (26), a tube bubble centering scale (27) and a tube bubble (28), wherein the tower ruler (4) comprises a ruler top round bubble groove (41), a ruler scale (42), a ruler body (43), a ruler section telescopic buckle (44), a ruler body supporting rod (45), a ruler end slot (46), a round bubble (47), a ruler body supporting rod rotating shaft (48), a ruler body supporting rod tail end fixing sucker (49), a ruler body supporting rod telescopic buckle (410), a ruler body supporting rod connecting bolt (411), a lamp tube fixing tongue-and-groove (412), a lamp tube (413), a built-in lithium battery (414), a tower ruler top cover (415), a USB charging socket (416), a ruler section sliding groove (417) and a ruler section sliding head (418), the ruler body supporting rod tail end fixing sucker (49) is a vacuum sucker or an electromagnet sucker, the ruler body scales (42) are vertically arranged on the outer surface of the ruler body (43), the tower ruler top cover (415) is located at the top end of the ruler body (43), the ruler top circular bubble groove (41) is located at the center of the tower ruler top cover (415), the circular bubbles (47) are located in the ruler top circular bubble groove (41), two end portions of the ruler body (43) are connected with a ruler body supporting rod (45) through a ruler body supporting rod rotating shaft (48), the ruler body supporting rod (45) is of a loop bar type structure, a ruler body supporting rod telescopic buckle (410) is located in the middle of the ruler body supporting rod (45), a fixed sucker (49) at the tail end of the ruler body supporting rod is connected with the ruler body supporting rod (45) through a ruler body supporting rod connecting bolt (411), a lamp tube fixing rabbet (412) is arranged on the bottom surface of the tower ruler top cover (415), one end of the lamp tube (413) is inserted into the lamp tube fixing rabbet (412), the other end of the lamp tube (413) is vertically and downwards installed inside the top end of the ruler body (43), the built-in lithium battery (414) is installed inside the top end of the sliding staff top cover (415), the outer side of the built-in lithium battery (414) is communicated with the USB charging socket (416), and the sliding staff (4) is inserted into the outer side face of the sliding staff tray (2) through the ruler end slot (46).

2. The novel tower ruler for measuring suspended elevation as claimed in claim 1, wherein the ruler body (43) is a telescopic hollow rectangular tower structure, the number of the ruler section telescopic buckles (44) corresponds to the number of the rectangular towers of each section of the ruler body (43), elevation scales are arranged on the front and back surfaces of the tower ruler body (43), the front surface is upright scales, and the back surface is inverted scales.

3. The novel tower ruler for measuring suspended elevation as claimed in claim 1, wherein the ruler body (43) is fixed on the vertical wall surface (5) through a ruler body support rod end fixing suction cup (49).

4. The novel tower ruler for measuring suspended elevation as claimed in claim 1, wherein the tower ruler tray (2) is fixedly mounted upside down on the suspended surface (3) of the building through a tower ruler base (1).

5. The novel tower ruler for measuring suspended height as claimed in claim 1, wherein the body (43) is made of transparent resin or toughened glass.

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