Simple area measuring device for municipal engineering

Abstract

The utility model relates to the field of municipal engineering, in particular to a simple area measuring device for municipal engineering, which comprises a base, a guide plate, a fixing shaft, a winding drum, a first measuring tape, a mounting drum, a second measuring tape and a mounting seat, the guide plate with a guide groove is arranged on the back of the base, and the winding drum and the mounting drum are respectively arranged on two sides of the guide plate. A first measuring tape is arranged in the winding drum, the end of the first measuring tape is fixedly connected to the mounting drum, the first measuring tape is located in the guide groove, the mounting seat in the base is provided with a second measuring tape through a fixing shaft, and one end of the second measuring tape penetrates out of one corner of the mounting seat. The length and height of the bottom edge of a triangle can be calculated by installing parts such as a winding drum, an installation drum, a first measuring tape and a second measuring tape, then the area of the triangle is calculated, the areas of a plurality of triangular planes are added to obtain the area of an irregular plane, and the area measuring device is convenient to carry and high in measuring accuracy. And the function of conveniently calculating the area of the irregular plane is also realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to municipal engineering field especially, relate to a municipal engineering simple area measuring device. BACKGROUND

[0002] Municipal facilities refer to various buildings, structures, equipment and the like set in the urban district, town (village) planning construction range, based on government responsibility and obligation to provide residents with various public products and services, and the various public infrastructure construction of urban life belongs to municipal engineering category.

[0003] At present, municipal engineering area measurement generally uses instruments or rulers, and although the instrument measurement is simple, it is inconvenient to carry or install, and is not conducive to multiple measurement, and the ruler is convenient to carry but is only suitable for regular shape area, and is not convenient for irregular shape area measurement. UTILITY MODEL CONTENT

[0004] In view of the above technical problems, the utility model provides a kind of municipal engineering simple area measuring device which is convenient to carry and measure the area of irregular shape area.

[0005] In order to solve the above technical problems, the utility model provides a kind of municipal engineering simple area measuring device, which comprises a base, a guide plate, a fixed shaft, a winding drum, a first tape measure, an L-shaped shaft, a mounting cylinder, a second tape measure and a mounting seat, the back of the base is provided with a guide plate, a guide groove is formed in the guide plate, and the winding drum and the mounting cylinder are arranged on both sides of the guide plate, wherein the L-shaped shaft is arranged in the winding drum, the first tape measure is arranged on the L-shaped shaft in the winding drum, a rectangular hole is formed in the side wall of the winding drum, the end of the first tape measure is inserted out of the side wall of the winding drum, then penetrates the guide groove formed in the guide plate, and is then fixed on the mounting cylinder on the other side, the mounting seat is arranged in the base, the mounting seat is inserted out of one corner of the base, a cylindrical space and a rectangular hole are formed in the mounting seat, the second tape measure is arranged in the cylindrical space through a fixed shaft, and the end of the second tape measure is inserted out of the rectangular hole.

[0006] Preferably, the first tape measure is a flat soft material tape measure, and the second tape measure is a steel tape measure with a certain curvature.

[0007] Preferably, the bottom of the winding drum and the mounting cylinder is further provided with a fixing assembly, the fixing assembly comprises a fixed insertion rod and a conical insertion block, the bottom of the winding drum is provided with the fixed insertion rod, and the bottom of the mounting cylinder is fixedly connected with the conical insertion block.

[0008] Preferably, the fixing assembly at the bottom of the mounting cylinder is further provided with a stabilizing assembly, which comprises a connecting rod, a pressing block, a fixing block, a button and a reinforcing disc, the reinforcing disc is fixedly connected in the mounting cylinder, the connecting rod is slidably mounted on the reinforcing disc, the button is fixedly connected at the top end of the connecting rod, the pressing block is fixedly connected at the bottom, a plurality of rectangular through holes are formed in the bottom of the mounting cylinder corresponding to the pressing block, the fixing block is slidably mounted in the rectangular through holes, and the pressing block can press the fixing block.

[0009] Preferably, the top of the tapered plug is further provided with a guiding and resetting assembly for the fixing block, which comprises a sliding block and a slide rod sleeve, a sliding groove is formed in the top of the tapered plug corresponding to the fixing block, the slide rod sleeve is arranged in the sliding groove, and the sliding block is fixedly connected at the bottom of the tapered plug and can slide on the slide rod sleeve.

[0010] Preferably, the button is further provided with a clamping assembly for limiting the resetting of the guiding and resetting assembly, the clamping assembly is a clamping block, the clamping block is slidably mounted on the button corresponding to the button, a clamping groove corresponding to the shape of the clamping block is formed on the button near the top, and the clamping block can be clamped in the clamping groove.

[0011] Preferably, the winding cylinder and the mounting cylinder are further provided with a placing mechanism, the placing mechanism comprises a first wedge-shaped block and a second wedge-shaped block, the first wedge-shaped block and the second wedge-shaped block are fixedly connected on the winding cylinder and the mounting cylinder respectively, and the base side is provided with a placing groove with the same shape as the first wedge-shaped block and the second wedge-shaped block, so that the winding cylinder and the mounting cylinder can be placed in the placing groove on the side of the base through the first wedge-shaped block and the second wedge-shaped block.

[0012] Preferably, the base bottom is further fixedly connected with not less than one small plug.

[0013] Preferably, the second measuring tape is further provided with a limiting block, the limiting block is fixedly connected at one end of the second measuring tape penetrating out of the rectangular through hole of the mounting seat.

[0014] Preferably, the fixing shaft penetrates out of the mounting seat and the base, and a handle is fixedly connected at one end penetrating out. Advantages

[0015] Any irregular plane composed of straight lines can be divided into a plurality of triangular planes, the bottom length and height of the triangle can be obtained through the installation of the winding cylinder, the mounting cylinder, the first measuring tape and the second measuring tape and other parts, then the area of the triangle is obtained, the areas of a plurality of triangular planes are added to obtain the area of the irregular plane, so that the area measuring device is not only convenient to carry, but also has the function of conveniently obtaining the area of the irregular plane. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic view of the first tape measure and the second tape measure when being rolled up.

[0017] Figure 2 It is the three-dimensional structure schematic view of the first tape measure and the second tape measure when being stretched.

[0018] Figure 3 It is the sectional view of the base and the mounting seat.

[0019] Figure 4 It is the sectional view of the rolling cylinder.

[0020] Figure 5 It is the sectional view of the mounting cylinder.

[0021] Figure 6 It is the sectional view of the conical plug.

[0022] The signs in the drawings are: 1-base, 101-guide plate, 102-handle, 103-fixed shaft, 104-small plug, 2-rolling cylinder, 201-first tape measure, 202-L-shaped rotating shaft, 203-first wedge-shaped block, 204-fixed plug rod, 3-mounting cylinder, 301-connecting rod, 302-pressing block, 303-fixed block, 3031-sliding block, 3032-sliding rod sleeve, 304-button, 305-clamping block, 306-reinforcing disc, 307-conical plug, 308-second wedge-shaped block, 4-second tape measure, 401-mounting seat, 402-limiting block. DETAILED DESCRIPTION

[0023] The specific embodiments of the utility model will be further described below in combination with the drawings and examples.

[0024] It should be noted that the directional indication terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like involved in the examples for the convenience of description and simplification of operation are not indicative or suggestive of the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. Example 1

[0025] A municipal engineering simple area measuring device, like Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, including the base 1, guide plate 101, fixed shaft 103, winding drum 2, the first tape 201, L-shaped shaft 202, mounting cylinder 3, the second tape 4 and mounting seat 401, the shape of base 1 is triangular, the back of base 1 is provided with guide plate 101, a guide groove is formed in guide plate 101, the left and right sides of guide plate 101 correspond to the left and right corners of triangular base 1, respectively provided with winding drum 2 and mounting cylinder 3, wherein the winding drum 2 is rotatably mounted with L-shaped shaft 202, the L-shaped shaft 202 is composed of a shaft and a push block, the shaft is rotatably mounted in the winding drum 2, the top end of the shaft penetrates out of the top of the winding drum 2, the push block is fixedly connected to the top end of the shaft, the first tape 201 is wound on the shaft in the winding drum 2, the push block at the top of the L-shaped shaft 202 also has the function of winding the first tape 201, hold the winding drum 2, then push the push block with the thumb, make the push block rotate with the shaft, can wind the first tape 201, the side wall of the winding drum 2 is provided with a rectangular hole, one end of the first tape 201 is fixedly connected to the L-shaped shaft, the other end penetrates out of the side wall of the winding drum 2, then passes through the guide groove formed in the guide plate 101, then is fixedly connected to the mounting cylinder 3 on the other side, when the first tape 201 is stretched, the guide plate 101 can slide on the first tape 201, the first tape 201 is used for measuring the length of the base of the triangle, the base 1 is provided with mounting seat 401, the mounting seat 401 penetrates out of the top corner of the base 1, the mounting seat 401 is provided with a cylindrical space and a rectangular hole, and the rectangular hole communicates the cylindrical space with the outside, the fixed shaft 103 is rotatably installed in the cylindrical space, the second tape 4 is wound on the fixed shaft 103, one end of the second tape 4 is fixedly connected to the fixed shaft 103, the other end penetrates out of the rectangular hole to the outside of the base 1, the second tape 4 is used for measuring the height of the triangle, when using the device, first measure the base of the triangle with the first tape 201, then make the base 1 slide along the first tape 201 through the guide plate 101, in order to facilitate the stretching and winding of the first tape 201, the first tape 201 adopts a flat soft material tape, the second tape 4 is used for measuring the height of the triangle, the height of the triangle is perpendicular to the base, in order to improve the accuracy, the second tape 4 adopts a steel tape with a certain arc, the steel tape with an arc is more conducive to keeping its flat state. Figure 3 As shown, the second tape 4 adopts a steel tape with a certain arc, the steel tape with an arc is more conducive to keeping its flat state.

[0026] As shown, Figure 4 and Figure 5As shown, the winding drum 2 and the mounting drum 3 bottom are also provided with a fixing assembly, which comprises a fixing plug 204 and a conical plug 307, the bottom of the winding drum 2 is provided with the fixing plug 204, and the bottom of the mounting drum 3 is fixedly connected with the conical plug 307. The fixing plug 204 and the conical plug 307 are only suitable for loose ground, such as soil, etc. The winding drum 2 and the mounting drum 3 can be inserted into the soil through the fixing plug 204 and the conical plug 307, so as to fix the winding drum 2 and the mounting drum 3, that is, fix the first measuring tape 201, and improve the measurement accuracy.

[0027] As shown in the drawings, Figure 5 As shown, the fixing assembly at the bottom of the mounting drum 3 is also provided with a stabilizing assembly, which comprises a connecting rod 301, a pressing block 302, a fixing block 303, a button 304 and a reinforcing disc 306. The reinforcing disc 306 is fixedly connected in the mounting drum 3, and the connecting rod 301 is slidingly installed on the reinforcing disc 306. The reinforcing disc 306 has a guiding and stabilizing effect on the connecting rod 301. The button 304 is fixedly connected to the top end of the connecting rod 301. The top of the button 304 is arc-shaped to reduce the pain caused by pressing. The bottom of the connecting rod 301 is fixedly connected with the pressing block 302. The bottom of the pressing block 302 is inclined. A plurality of rectangular through holes are formed in the bottom of the mounting drum 3 corresponding to the pressing block 302. The fixing block 303 is slidingly installed in the rectangular through hole. The end of the fixing block 303 facing the pressing block 302 is also inclined, and has the same slope as the slope of the pressing block 302. The pressing block 302 can press the fixing block 303. The end of the fixing block 303 facing the outside of the mounting drum 3 is a sharp end. The fixing block 303 is inserted into the soil when it is extended, which is used to improve the stability of the fixing assembly.

[0028] As shown in the drawings, Figure 6 As shown, the top of the conical plug 307 is also provided with a guiding and resetting assembly for the fixing block 303, which comprises a sliding block 3031 and a sliding rod sleeve 3032. The fixing block 303 slides on the upper surface of the conical plug 307, and the upper surface of the conical plug 307 is provided with a rectangular sliding groove corresponding to the fixing block 303. The sliding rod sleeve 3032 is arranged in the sliding groove. The sliding rod sleeve 3032 is composed of a rod and an elastic element. The rod is fixedly connected with the two end faces of the sliding groove, and the elastic element is sleeved on the rod. The sliding block 3031 is fixedly connected to the bottom of the conical plug 307 and located in the sliding groove and abuts against the inner wall of the sliding groove. The sliding block 3031 can slide on the sliding rod sleeve 3032. The sliding rod sleeve 3032 is used for resetting the fixing assembly. When the pressing block 302 presses the fixing block 303 and the fixing block 303 slides out of the mounting drum 3, the elastic element on the sliding rod sleeve 3032 is compressed to generate elastic force. The elastic force of the elastic element makes the fixing block 303 have a tendency to reset. The resetting of the fixing block 303 drives the pressing block 302, the connecting rod 301 and the button to reset.

[0029] like Figure 5 As shown, the button 304 is also provided with a locking component for limiting the guide reset component to perform reset. The locking component is a locking block 305. A rectangular sliding hole is slidably opened on the side wall of the mounting cylinder 3. The sliding hole corresponds to the position of the button 304. The locking block 305 is slidably installed in the sliding hole. A slot corresponding to the shape of the locking block 305 is opened near the top of the button 304. When the button 304 is pressed, the slot on the button 304 will also move downward. When the slot on the button 304 moves to the position corresponding to the locking block 305, the locking block 305 can be pressed to lock the locking block 305 in the slot.

[0030] like Figure 4 and Figure 5 As shown, the take-up drum 2 and the mounting drum 3 are also provided with a placement mechanism. The placement mechanism includes a first wedge block 203 and a second wedge block 308. The first wedge block 203 and the second wedge block 308 are respectively fixed to the take-up drum 2 and the mounting drum 3. The first wedge block 203 and the second wedge block 308 are both trapezoidal columnar bodies. The trapezoidal columnar bodies are conducive to more stable grounding. The left and right sides of the base 1 are provided with placement grooves with the same shape as the first wedge block 203 and the second wedge block 308. The tops of both ends of the guide plate 101 are open to the guide grooves opened on itself. When the take-up drum 2 and the mounting drum 3 are to be placed in the placement grooves on the side of the base 1, the soft material first measuring tape 201 can pass through the open places at the tops of both ends of the guide plate 101. This allows the take-up drum 2 to completely roll up the first measuring tape 201, which is beneficial to the protection of the first measuring tape 201 and is also more aesthetically pleasing.

[0031] like Figure 3 As shown, it also includes a small insert 104. At least one small insert 104 is fixed to the bottom of the base 1. When the base 1 and the guide plate 101 slide along the first tape measure 201 to the appropriate position, the base 1 is fixed here by inserting the small insert 104 into the ground, which helps to improve the stability of the device during measurement.

[0032] like Figure 3 As shown, it also includes a limiting block 402. The end of the second measuring tape 4 that passes through the rectangular through hole on the mounting base 401 is fixed to the limiting block 402. The limiting block 402 is used to prevent the second measuring tape 4 from being completely rolled into the mounting base 401.

[0033] like Figure 3 As shown, it also includes a handle 102. The fixed shaft 103 passes through the mounting base 401 and the base 1, and the end of the shaft that passes through is fixedly connected to the handle 102. The handle 102 facilitates the winding of the second measuring tape 4.

[0034] First to explain is any different shape of the plane composed of straight lines can be divided into several triangular plane, and the area of the triangle is the base times the height divided by two, so only the base length and high of each triangular plane measurement, the area of each triangular plane is added to the total area, the base 1 on the device is a triangle, each corner is provided with a mechanism, corresponding to the three corners of the triangular plane, in order to facilitate the interpretation, the three corners of the base 1 are marked as left corner, right corner and top corner, first remove the mounting cylinder 3 on the right corner of the base 1, insert the mounting cylinder 3 into one corner of the triangular plane through the conical plug 307 at the bottom of the mounting cylinder 3, then press the button 304, the button 304 drives the connecting rod 301 and the extrusion block 302 to move downward, the extrusion block 302 extrudes the fixed block 303, the fixed block 303 is inserted into the soil, and the fixed block 303 is fixed, at this time the elastic element on the slide rod sleeve 3032 will be compressed to generate elastic force, the elastic force will make the fixed block 303, the extrusion block 302 and the button 304 reset, at this time the clamping block 305 is inserted into the clamping groove on the button 304, the fixed block 303, the extrusion block 302 and the button 304 will not reset, then move the device to another corner of the triangular plane, the first tape 201 in the winding cylinder 2 on the left corner of the base 1 will gradually extend, when the winding cylinder 2 reaches the other corner of the triangular plane, the scale corresponding to the first tape 201 at this time is the base length of the triangular plane, then the winding cylinder 2 is fixed on the ground through the fixed plug 204 at the bottom of the winding barrel, then the base 1 can be slid along the first tape 201 through the guide plate 101, when the top corner of the triangular base 1 and the last corner of the triangular plane are located on the same straight line, the base 1 is fixed on the ground through the small plug 104 at the bottom of the base 1, the second tape 4 at the top corner of the triangular base 1 is pulled out, because the second tape 4 is a steel tape with a certain arc, so the second tape 4 can be pulled out flat, one end of the second tape 4 is pulled to the last corner of the triangular plane, at this time the scale value corresponding to the second tape 4 is the height of the triangular plane, then the area of the triangular plane can be calculated.

[0035] The above is only one preferred embodiment of many embodiments of the present application, and does not limit the present application in any form, and more other equivalent embodiments can be included without departing from the concept of the present application. It should be noted that for ordinary skilled persons in the art, several modifications, improvements and substitutions can be made under the concept of the present application, which are within the protection scope of the present application.

Claims

1. A simple area measuring device for municipal engineering, comprising a first tape measure (201) and a second tape measure (4), characterized in that, It also includes base (1), guide plate (101), fixed shaft (103), winding drum (2), L-shaped rotating shaft (202), mounting cylinder (3) and mounting seat (401), the back of base (1) is provided with guide plate (101), a guide groove is opened in guide plate (101), and winding drum (2) and mounting cylinder (3) are arranged on both sides of guide plate (101), wherein L-shaped rotating shaft (202) is arranged in winding drum (2), first tape measure (201) is arranged on L-shaped rotating shaft (202) in winding drum (2), a rectangular through hole is opened in the side wall of winding drum (2), the end of first tape measure (201) is inserted out of the side wall of winding drum (2), then penetrates the guide groove opened in guide plate (101), and then is fixed on mounting cylinder (3) on the other side, mounting seat (401) is arranged in base (1), mounting seat (401) is inserted out of a corner of base (1), a cylindrical space and a rectangular through hole are opened in mounting seat (401), second tape measure (4) is arranged in the cylindrical space through a fixed shaft (103), and the end of second tape measure (4) is inserted out of the rectangular through hole.

2. The simple area measuring device for municipal works according to claim 1, characterized in that, The first tape measure (201) is a flat soft material tape measure, and the second tape measure (4) is a steel tape measure with a certain arc.

3. The simple area measuring device for municipal works according to claim 1, characterized in that, The bottom of the winding drum (2) and the mounting cylinder (3) is further provided with a fixing assembly, the fixing assembly comprises a fixed insertion rod (204) and a conical insertion block (307), the bottom of the winding drum (2) is provided with the fixed insertion rod (204), and the bottom of the mounting cylinder (3) is fixedly connected with the conical insertion block (307).

4. The simple area measuring device for municipal works according to claim 3, characterized in that, The fixing assembly at the bottom of the mounting cylinder (3) is further provided with a stabilizing assembly, the stabilizing assembly comprises a connecting rod (301), an extrusion block (302), a fixed block (303), a button (304) and a reinforcing disc (306), the reinforcing disc (306) is fixedly connected in the mounting cylinder (3), the connecting rod (301) is slidably installed on the reinforcing disc (306), the button (304) is fixedly connected to the top end of the connecting rod (301), the extrusion block (302) is fixedly connected to the bottom of the connecting rod (301), a plurality of rectangular through holes are formed in the bottom of the mounting cylinder (3) and correspond to the extrusion block (302), and the fixed block (303) is slidably installed in the rectangular through hole, and the extrusion block (302) can extrude the fixed block (303).

5. The simple area measuring device for municipal works according to claim 3, characterized in that, The top of the conical insertion block (307) is further provided with a guide reset assembly having a guide and reset function for the fixed block (303), the guide reset assembly comprises a sliding block (3031) and a sliding rod sleeve (3032), a sliding groove is formed in the top of the conical insertion block (307) and corresponds to the fixed block (303), the sliding rod sleeve (3032) is arranged in the sliding groove, and the sliding block (3031) is fixedly connected to the bottom of the conical insertion block (307), and the sliding block (3031) can slide on the sliding rod sleeve (3032).

6. A simple area measuring device for municipal works according to claim 4, characterized in that, The button (304) is further provided with a clamping assembly for limiting the reset of the guiding reset assembly, the clamping assembly is a clamping block (305), the mounting cylinder (3) is slidably provided with the clamping block (305) at a position corresponding to the button (304), the button (304) is provided with a clamping groove corresponding to the shape of the clamping block (305) at a position close to the top, and the clamping block (305) can be clamped in the clamping groove.

7. The simple area measuring device for municipal works according to claim 1, characterized in that, The winding cylinder (2) and the mounting cylinder (3) are further provided with a placing mechanism, the placing mechanism comprises first and second wedge-shaped blocks (203) and (308), the first and second wedge-shaped blocks (203) and (308) are fixedly connected to the winding cylinder (2) and the mounting cylinder (3) respectively, the base (1) is provided with placing grooves with the same shape as the first and second wedge-shaped blocks (203) and (308) on the side surface, and the winding cylinder (2) and the mounting cylinder (3) can be placed in the placing grooves on the side surface of the base (1) through the first and second wedge-shaped blocks (203) and (308).

8. The simple area measuring device for municipal works according to claim 1, characterized in that, Further comprising a small plug-in block (104), and the base (1) is fixedly connected with not less than one small plug-in block (104) at the bottom.

9. The simple area measuring device for municipal works according to claim 1, characterized in that, Further comprising a limiting block (402), and the second measuring tape (4) is fixedly connected with the limiting block (402) at one end penetrating out of a rectangular through hole of the mounting seat (401).

10. The simple area measuring device for municipal works according to claim 1, characterized in that, Further comprising a handle (102), and the fixed shaft (103) penetrates out of the mounting seat (401) and the base (1), and one end penetrating out is fixedly connected with the handle (102).

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