Marking distance measuring wheel for land planning

Abstract

The utility model relates to a marking distance measuring wheel for land planning, comprising a telescopic rod, one end of which is provided with a handle; the main shaft is arranged at the other end of the telescopic rod, a through main shaft cavity is formed in the main shaft, and the main shaft comprises a connecting pipe, an adjusting pipe and a wheel shaft pipe which are sequentially connected; the wheel is rotationally arranged on the wheel axle tube; the transverse part of the spray pipe is rotationally arranged in the main shaft cavity, and the vertical part of the spray pipe is overhung on the outer side of the wheel; a spraying assembly; the brake cable assembly comprises a pressing block arranged in the adjusting pipe in a radial sliding mode, a brake cable guide pipe arranged on the telescopic rod, a brake cable arranged in the brake cable guide pipe in a penetrating mode and a lifting handle hinged to the lower end face of the handle, the pressing block is provided with a pressing block boss penetrating out of the adjusting pipe, the pressing block boss is sleeved with a pressure spring, and the pressure spring is used for driving the pressing block to press the transverse part. One end of the brake cable is connected with the pressing block boss, and the other end of the brake cable is connected with the middle of the handle. The utility model provides a distance measuring wheel which can reduce the operation amount of a measurer and is accurate in marking position.

Description

Technical Field

[0001] This utility model relates to the field of distance measuring wheel technology, specifically a marking distance measuring wheel for land planning. Background Technology

[0002] Distance measuring wheels are widely used in professional surveying operations, road engineering, pipeline laying, and wire and cable engineering for measurement and assessment. During the measurement process, depending on the working conditions, surveyors need to mark the ground after measuring a certain distance to indicate the distance. Marking requires standing still and bending over to manually spray the marks, a tedious and repetitive operation that affects distance measuring efficiency. Therefore, there is a need for a distance measuring wheel that can reduce the surveyor's workload and provide accurate marking. Utility Model Content

[0003] The technical problem to be solved by this utility model is how to provide a marking and measuring wheel.

[0004] To solve the above problems, the technical solution adopted by this utility model is as follows:

[0005] A land planning marking and measuring wheel, comprising:

[0006] A telescopic rod with a handle at one end;

[0007] A main shaft is located at the other end of the telescopic rod, and a through-hole cavity is provided inside the main shaft. The main shaft includes a connecting pipe, an adjusting pipe and a wheel axle pipe that are connected in sequence.

[0008] The wheel is rotatably mounted on the wheel axle tube;

[0009] The nozzle is shaped like a "┐", with its horizontal part rotatably installed inside the main shaft cavity and its vertical part suspended on the outside of the wheel.

[0010] The spraying assembly is used to fill the marking material into the spindle cavity and the nozzle, and to spray the marking material out from the vertical part.

[0011] A brake cable assembly includes a pressure block radially slidably disposed within the adjusting tube, a brake cable guide disposed on the telescopic rod, a brake cable passing through the brake cable guide, and a handle hinged to the lower end face of the handle. The pressure block is provided with a pressure block boss extending through the adjusting tube, and a compression spring is sleeved on the pressure block boss. The compression spring is used to drive the pressure block to press against the horizontal part. One end of the brake cable is connected to the pressure block boss, and the other end of the brake cable is connected to the middle part of the handle.

[0012] The handle pulls the brake line to move the pressure block away from the horizontal part, allowing the horizontal part to rotate relative to the main shaft, thereby causing the vertical part to droop down to be perpendicular to the ground.

[0013] As an embodiment of the utility model, the spray pipe comprises an opening part, the horizontal part and the vertical part which are sequentially connected;

[0014] The opening part is trumpet-shaped, and its opening direction is towards the connecting pipe; the diameter of the end of the opening part is greater than the diameter of the inner cavity of the connecting pipe and the outer diameter of the horizontal part;

[0015] The end of the vertical part is provided with a counterweight part for driving the vertical part to be perpendicular to the ground and rotating the horizontal part.

[0016] As an embodiment of the utility model, the section of the adjusting pipe is notch-shaped, and the bottom is provided with an embedded boss, and the embedded boss is provided with a lower embedded groove corresponding to the opening part and the horizontal part; the lower part of the opening part and the horizontal part is embedded in the lower embedded groove.

[0017] The upper embedded groove is provided on the lower end surface of the pressing block corresponding to the opening part and the horizontal part; when the pressing block presses the spray pipe, the upper part of the opening part and the horizontal part is embedded in the upper embedded groove.

[0018] The upper embedded groove cooperates with the lower embedded groove to limit the rotation and axial displacement of the horizontal part.

[0019] As an embodiment of the utility model, the upper part of the adjusting pipe is provided with an arc-shaped adjusting pipe cover plate, the adjusting pipe cover plate is provided with a through hole corresponding to the pressing block boss, the pressing block boss passes through the through hole and is connected with the gate line, and the compression spring is between the adjusting pipe cover plate and the pressing block.

[0020] As an embodiment of the utility model, the spray assembly comprises an electric air pump fixed on the telescopic rod, an air pipe for connecting the electric air pump and the main shaft cavity, and a storage bottle threadedly connected on the connecting pipe.

[0021] The storage bottle is filled with the marking material, the marking material sequentially flows through the main shaft cavity, the opening part, the horizontal part and the vertical part; the electric air pump fills the gas into the main shaft cavity to spray the marking material to the preset position.

[0022] As an embodiment of the utility model, the end of the vertical part is provided with a nozzle, the nozzle is provided with an atomizing hole, and the nozzle is used for blocking the marking material from flowing out and atomizing the marking material.

[0023] As an embodiment of the utility model, the telescopic rod is fixed with a distance measuring sensor, and the distance measuring sensor and the electric air pump are connected with a display screen arranged on the handle through a wire harness.

[0024] As an embodiment of the utility model, the telescopic rod comprises a telescopic rod upper part and a telescopic rod lower part, the gate wire conduit is arranged along the length direction of the telescopic rod, and the middle part of the gate wire conduit is provided with an elongation allowance corresponding to the joint of the telescopic rod upper part and the telescopic rod lower part.

[0025] As an embodiment of the utility model, the telescopic rod lower part is provided with a support plate opposite to the adjusting pipe, and the gate wire conduit is arranged through the support plate, so that the gate wire between the support plate and the adjusting pipe corresponds to the moving direction of the pressing block.

[0026] The beneficial effects generated by the above technical scheme are that:

[0027] The ranging wheel of the application can compress or release the spray pipe through the gate wire assembly, the released spray pipe rotates under the action of gravity on the vertical part, so that the vertical part is perpendicular to the ground, and the measurer can adjust the angle of the spray pipe without bending over, thereby reducing the operation of the measurer and simplifying the steps of adjusting the spray pipe.

[0028] The telescopic rod of the application is provided with a spray assembly, which can cooperate with the spray pipe to automatically mark and spray the ground after completing the measurement of a distance, realize automatic marking operation, and increase the efficiency of ranging and marking. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the front view structural schematic diagram of the embodiment.

[0030] Figure 2 It is the structural schematic diagram of the direction of the spray assembly of the embodiment.

[0031] Figure 3 It is Figure 2 The enlarged structural schematic diagram of A in the embodiment.

[0032] Figure 4 It is the structural schematic diagram of the wheel direction of the embodiment.

[0033] Figure 5 It is the structural schematic diagram of the inside of the main shaft and the inside of the spray pipe of the embodiment.

[0034] Figure 6 It is Figure 5 The three-dimensional structural schematic diagram of the embodiment.

[0035] Among them: 100 telescopic rod, 101 telescopic rod upper part, 102 telescopic rod lower part, 103 support plate,

[0036] 200 main shaft; 201 connecting pipe; 202 adjusting pipe; 202-1 embedding boss; 203 adjusting pipe cover plate; 204 wheel shaft pipe;

[0037] 300 wheel;

[0038] 400 brake wire assembly; 401 brake wire guide pipe; 402 brake wire; 403 handle; 404 pressing block; 405 compression spring;

[0039] 500 handle; 501 display screen;

[0040] 600 spray pipe; 601 opening part; 602 horizontal part; 603 vertical part; 604 counterweight part; 605 nozzle;

[0041] 700 spraying assembly; 701 electric air pump; 702 air pipe; 703 storage bottle;

[0042] 800 distance measuring sensor. DETAILED DESCRIPTION

[0043] In order to make the purpose, technical scheme and advantages of the utility model more clear, the utility model is clearly and completely described below in combination with specific embodiments.

[0044] As Figures 1 to 5 shown in a kind of land planning is marked distance wheel, it includes: telescopic link 100, one end is provided with handle 500;Main shaft 200, it is set up at the other end of the telescopic link 100, its inside is provided with the main shaft cavity passing through, the main shaft 200 includes the connecting pipe 201, adjusting pipe 202 and wheel shaft pipe 204 that are sequentially connected;Wheel 300, rotationally set on the wheel shaft pipe 204;Spray pipe 600, it is overall "┐" shape, its horizontal part 602 is rotationally set in the main shaft cavity, its vertical part 603 is suspended and set on the wheel 300 outer side;Spraying assembly 700, for filling marking material in the main shaft cavity and spray pipe 600, and marking material is sprayed from the vertical part 603;Brake wire assembly 400, it includes the pressing block 404 that is radially slidably set in the adjusting pipe 202, brake wire guide pipe 401 that is set on the telescopic link 100, brake wire 402 that is threaded in the brake wire guide pipe 401 and handle 403 that is hingedly connected on the lower end surface of the handle 500, the pressing block 404 is provided with the pressing block boss that is threaded out of the adjusting pipe 202, the pressing block boss is sleeved with compression spring 405, the compression spring 405 is used to drive the pressing block 404 to press tightly the horizontal part 602, one end of the brake wire 402 is connected with the pressing block boss, the other end of the brake wire 402 is connected with the middle part of the handle 403.

[0045] The gate line conduit 401 in this embodiment can be fixed on the telescopic rod 100 by a wire clamp or a strap, Figure 3 The middle gate line conduit 401 is not shown.

[0046] Referring to Figure 5 and Figure 6 , the handle 403 pulls the gate line 402 to move the pressing block 404 away from the horizontal part 602, so that the horizontal part 602 can rotate relative to the main shaft 200, and then the vertical part 603 can be lowered to be perpendicular to the ground.

[0047] Referring to Figure 5 and Figure 6 , the spray pipe 600 comprises an opening part 601, the horizontal part 602 and the vertical part 603 which are sequentially connected; the opening part 601 is in the shape of a trumpet mouth, and its opening direction is towards the connecting pipe 201; the diameter of the end of the opening part 601 is greater than the diameter of the inner cavity of the connecting pipe 201 and the outer diameter of the horizontal part 602; Figure 4 The end of the vertical part 603 is provided with a counterweight part 604 for driving the vertical part 603 to be perpendicular to the ground and rotating the horizontal part 602.

[0048] Referring to Figure 3 , Figure 5 and Figure 6 , the cross section of the adjusting pipe 202 is in the shape of a notch, and its bottom is provided with an embedded boss 202-1, and the embedded boss 202-1 is provided with a lower embedded slot corresponding to the opening part 601 and the horizontal part 602, and the lower part of the opening part 601 and the horizontal part 602 is embedded in the lower embedded slot; the lower end surface of the pressing block 404 is provided with an upper embedded slot corresponding to the opening part 601 and the horizontal part 602; when the pressing block 404 presses the spray pipe 600, the upper part of the opening part 601 and the horizontal part 602 is embedded in the upper embedded slot; the upper embedded slot cooperates with the lower embedded slot to limit the rotation and axial displacement of the horizontal part 602. The upper part of the adjusting pipe 202 is provided with an arc-shaped adjusting pipe cover plate 203, and the adjusting pipe cover plate 203 is provided with a through hole corresponding to the pressing block boss, and the pressing block boss passes through the through hole and is connected with the gate line 402, and the compression spring 405 is between the adjusting pipe cover plate 203 and the pressing block 404.

[0049] Referring to Figure 3 , Figure 5 and Figure 6The injection assembly 700 comprises a motorized air pump 701 fixed on the telescopic rod 100, an air pipe 702 for connecting the motorized air pump 701 and the main shaft cavity, and a storage bottle 703 threadedly connected to the connecting pipe 201; the storage bottle 703 is filled with the marking material, which flows through the main shaft cavity, the opening part 601, the horizontal part 602 and the vertical part 603 in sequence, and the motorized air pump 701 fills the gas into the main shaft cavity to inject the marking material to the preset position. The end of the vertical part 603 is provided with a nozzle 605, and the nozzle 605 is provided with atomizing holes, which is used to block the marking material and atomize the marking material. In the embodiment, the packaging material can be colored paint.

[0050] Referring to Figure 1 and Figure 2 , the telescopic rod 100 is fixed with a distance measuring sensor 800, which is an electromagnetic sensor, and the wheel 300 is provided with N / S magnetic poles at intervals in the circumferential direction corresponding to the electromagnetic sensor, and the magnetic poles and the electromagnetic sensor periodically induct to record the number of revolutions of the wheel 300, and the distance traveled by the wheel 300 can be obtained in combination with the circumference of the wheel 300, and the distance measuring sensor 800 and the motorized air pump 701 are connected with a display screen 501 provided on the handle 500 through a wire harness. In the embodiment, the motorized air pump 701 is a motorized air pump for inflating a car tire, which is provided with a power supply, and when the distance measuring wheel reaches the preset position, the motorized air pump 701 starts to fill the gas into the main shaft cavity to spray the marking material in the main shaft cavity.

[0051] In the embodiment, the telescopic rod 100 comprises a telescopic rod upper part 101 and a telescopic rod lower part 102, the brake cable conduit 401 is arranged along the length direction of the telescopic rod 100, and the middle part of the brake cable conduit 401 is provided with an extension allowance corresponding to the joint of the telescopic rod upper part 101 and the telescopic rod lower part 102.

[0052] Referring to Figure 3 , the telescopic rod lower part 102 is provided with a support plate 103 opposite to the adjusting pipe 202, and the brake cable conduit 401 is arranged through the support plate 103, so that the movement direction of the brake cable 402 and the pressing block 404 between the support plate 103 and the adjusting pipe 202 correspond.

[0053] Although the utility model has been described in detail with reference to the foregoing embodiments, the skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A marking range wheel for land planning, characterized by, The utility model relates to a marking machine, which comprises: a telescopic rod (100) provided with a handle (500) at one end; a main shaft (200) provided at the other end of the telescopic rod (100), which is provided with a through main shaft cavity, and comprises a connecting pipe (201), an adjusting pipe (202) and a wheel shaft pipe (204) connected in sequence; a wheel (300) rotatably arranged on the wheel shaft pipe (204); a spray pipe (600) in the shape of "┌", which is provided with a horizontal part (602) rotatably arranged in the main shaft cavity and a vertical part (603) provided outside the wheel (300); a spraying assembly (700) for filling the main shaft cavity and the spray pipe (600) with marking materials and spraying the marking materials from the vertical part (603); a brake wire assembly (400) comprising a pressing block (404) radially slidably arranged in the adjusting pipe (202), a brake wire guide pipe (401) arranged on the telescopic rod (100), a brake wire (402) arranged in the brake wire guide pipe (401) and a handle (403) hingedly arranged on the lower end surface of the handle (500), wherein the pressing block (404) is provided with a pressing block boss (404-1) penetrating the adjusting pipe (202), the pressing block boss (404-1) is sleeved with a compression spring (405), the compression spring (405) is used for driving the pressing block (404) to press the horizontal part (602), one end of the brake wire (402) is connected with the pressing block boss (404-1), and the other end of the brake wire (402) is connected with the middle part of the handle (403). The handle (403) pulls the brake wire (402) to make the pressing block (404) away from the horizontal part (602), so that the horizontal part (602) can rotate relative to the main shaft (200), and then the vertical part (603) is lowered to be perpendicular to the ground.

2. The marking range wheel for land planning according to claim 1, wherein The spray pipe (600) comprises an opening part (601), the horizontal part (602) and the vertical part (603) connected in sequence. The opening part (601) is in the shape of a bell mouth, the opening direction of the opening part (601) is towards the connecting pipe (201), the diameter of the end of the opening part (601) is greater than the diameter of the inner cavity of the connecting pipe (201) and the outer diameter of the horizontal part (602). The end of the vertical part (603) is provided with a counterweight part (604) for driving the vertical part (603) to be perpendicular to the ground and rotating the horizontal part (602).

3. The marking range wheel for land planning according to claim 2, wherein The cross section of the adjusting pipe (202) is in the shape of a notch, the bottom of the adjusting pipe (202) is provided with an embedded boss (202-1), the embedded boss (202-1) is provided with a lower embedded slot corresponding to the opening part (601) and the horizontal part (602), and the lower parts of the opening part (601) and the horizontal part (602) are embedded in the lower embedded slot. The lower end surface of the pressing block (404) is provided with an upper embedded slot corresponding to the opening part (601) and the horizontal part (602), and when the pressing block (404) presses the spray pipe (600), the upper parts of the opening part (601) and the horizontal part (602) are embedded in the upper embedded slot. The upper and lower fitting grooves cooperate to limit rotation and axial displacement of the horizontal portion (602).

4. The marking range wheel for land planning according to claim 3, wherein The upper portion of the adjusting tube (202) is provided with an arc-shaped adjusting tube cover plate (203), a through hole is formed in the adjusting tube cover plate (203) corresponding to the pressing block boss, the pressing block boss passes through the through hole and is connected with the gate wire (402), and the compression spring (405) is arranged between the adjusting tube cover plate (203) and the pressing block (404).

5. The marking range wheel for land planning according to claim 2, wherein The injection assembly (700) comprises an electric air pump (701) fixed on the telescopic rod (100), an air pipe (702) for connecting the electric air pump (701) and the main shaft cavity, and a storage bottle (703) threadedly connected to the connecting pipe (201). The storage bottle (703) is filled with the marking material, the marking material sequentially flows through the main shaft cavity, the opening portion (601), the horizontal portion (602) and the vertical portion (603), and the electric air pump (701) fills the main shaft cavity with gas to spray the marking material to a preset position.

6. The marking range wheel for land planning according to claim 5, wherein The vertical portion (603) is provided with a nozzle (605) at the end, the nozzle (605) is provided with an atomizing hole, and the nozzle (605) is used for blocking the marking material from flowing out and atomizing the marking material.

7. The marking range wheel for land planning according to claim 5, wherein The telescopic rod (100) is fixed with a distance measuring sensor (800), and the distance measuring sensor (800) and the electric air pump (701) are connected with a display screen (501) arranged on the handle (500) through a wire harness.

8. The marking range wheel for land planning of claim 1, wherein, The telescopic rod (100) comprises a telescopic rod upper portion (101) and a telescopic rod lower portion (102), the gate wire guide pipe (401) is arranged along the length direction of the telescopic rod (100), and the middle portion of the gate wire guide pipe (401) is provided with an extension allowance corresponding to the joint of the telescopic rod upper portion (101) and the telescopic rod lower portion (102).

9. The marking range wheel for land planning according to claim 8, wherein The telescopic rod lower portion (102) is provided with a support plate (103) opposite to the adjusting tube (202), the gate wire guide pipe (401) is arranged through the support plate (103), so that the movement direction of the gate wire (402) and the pressing block (404) between the support plate (103) and the adjusting tube (202) are corresponding.

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