Angle detection device for constructional engineering

Abstract

The utility model relates to the technical field of angle detection, in particular to an angle detection device for constructional engineering, which comprises a base, a fixed seat fixedly connected to the middle of the bottom end of the base, a rotating shaft rotatably connected to the top end of the fixed seat, a worm gear fixedly connected to the middle of the rotating shaft, and a connecting rod fixedly connected to the top end of the rotating shaft. The top end of the connecting rod is fixedly connected with a fixed column; according to the angle detection device for the constructional engineering, the fixing rod and the plug pin are arranged in the angle detection device for the constructional engineering, so that the base is in a fixed state, then the rotating rod and the worm are driven to rotate by rotating the manual knob, and the worm gear is further driven to rotate, so that the rotating shaft, the connecting rod, the fixing disc and the laser transmitter are driven to rotate; meanwhile, the pointer and the irradiation direction of the laser emitter are driven to deflect by the same angle, the deflection angle can be displayed through the protractor and the scale strip, the angle error is smaller through irradiation of the laser emitter, and meanwhile operation convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of angle detection, in particular to an angle detection device for construction engineering. Background Art

[0002] A large number of plate materials are used in construction projects. They usually need to be cut into different sizes and spliced ​​together as needed. In order to ensure the quality of the project and the stability and safety of the building structure, the angles of the cut materials need to be tested during the construction process.

[0003] When using the existing angle detection device, the operator is required to move the pointer above the protractor to determine the angle, which is inconvenient to operate. At the same time, due to the lack of protection, the angle detection device is exposed to the environment, and the protractor is greatly worn during use, usually causing blurred scale lines after a period of use. Therefore, there is a need for an angle detection device for construction engineering to improve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide an angle detection device for construction engineering to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] 14. The invention relates to an angle detection device for construction engineering, comprising a base, a fixed base being fixedly connected to the middle part of the bottom end of the base, a rotating shaft being rotatably connected to the top of the fixed base, a worm gear being fixedly connected to the middle part of the rotating shaft, a connecting rod being fixedly connected to the top end of the rotating shaft, a fixed plate being fixedly connected to the top end of the connecting rod, a laser emitter being installed on the upper end of the fixed plate, a protective glass being fixedly connected to the top end of the base, a mounting groove being provided at the lower end of the protective glass, a protractor being fixedly connected to the bottom end of the mounting groove, a scale bar being provided near the edge of the protractor, a pointer being rotatably connected to the top end of the protractor, a rotating rod being provided between the left and right inner walls of the base, a worm being fixedly connected to the middle part of the rotating rod, a manual knob being fixedly connected to the right side of the rotating rod, a fixed rod being fixedly connected to the middle part of the bottom end of the base, and a pin being fixedly connected to the middle part of the bottom end of the base.

[0007] As a preferred solution of the utility model, the connection relationship between the pointer and the connecting rod is a fixed connection, and the connection relationship between the rotating rod and the base is a rotating connection.

[0008] As a preferred solution of the present invention, the worm wheel is meshed with the worm.

[0009] As a preferred solution of the utility model, the fixing rod is arranged horizontally, the fixing rod and the rotation axis are arranged vertically, and the rotation axis is located directly above the midpoint of the fixing rod.

[0010] As a preferred solution of the utility model, the fixing rod, the inserting pin, the fixing seat and the rotating shaft are arranged in a "cross"-shaped structure as a whole.

[0011] As a preferred solution of the utility model, the installation groove is arranged in a semicircular shape, and the size and shape of the installation groove are adapted to the protractor.

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

[0013] 1. In the utility model, a fixing rod and a pin are arranged in an angle detection device for construction engineering so that the base is in a fixed state, and then the rotation of the manual knob drives the rotating rod and the worm to rotate, and further drives the worm gear transmission, thereby driving the rotating shaft, the connecting rod, the fixed disk, and the laser transmitter to rotate, and at the same time drives the pointer to deflect to the same angle as the direction of irradiation of the laser transmitter. The deflected angle can be displayed by the protractor and the scale bar, and the angle error is reduced by the irradiation of the laser transmitter, while the convenience of operation is improved.

[0014] 2. In the utility model, by providing a protective glass and a mounting groove in an angle detection device for construction engineering, the protractor is placed in a separate space, thereby reducing the wear and tear on the protractor and the scale bar, thereby reducing the cost of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a partial structural schematic diagram of the utility model;

[0017] Figure 3 It is a schematic diagram of the internal sectional structure of the utility model.

[0018] In the figure: 1. base; 101. protective glass; 102. mounting slot; 103. protractor; 104. scale bar; 105. pointer; 106. fixed plate; 107. laser transmitter; 108. fixed rod; 109. pin; 2. manual knob; 201. rotating rod; 202. worm; 203. fixed seat; 204. rotating shaft; 205. worm wheel; 206. connecting rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] In order to facilitate the understanding of the present invention, the present invention will be described more comprehensively with reference to the relevant drawings. The drawings provide several embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0021] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0023] Example: See Figure 1-3The angle detection device for construction engineering shown in the figure comprises a base 1, a fixed base 203 is fixedly connected to the middle of the bottom end of the base 1, a rotating shaft 204 is rotatably connected to the top of the fixed base 203, a worm gear 205 is fixedly connected to the middle of the rotating shaft 204, a connecting rod 206 is fixedly connected to the top of the rotating shaft 204, a fixed plate 106 is fixedly connected to the top of the connecting rod 206, a laser emitter 107 is installed on the upper end of the fixed plate 106, a protective glass 101 is fixedly connected to the top of the base 1, and the lower end of the protective glass 101 is fixedly connected to the bottom of the protective glass 101. A mounting groove 102 is provided at the end, a protractor 103 is fixedly connected to the bottom end of the mounting groove 102, a scale bar 104 is provided near the edge of the protractor 103, a pointer 105 is rotatably connected to the top end of the protractor 103, a rotating rod 201 is provided between the left and right inner walls of the base 1, a worm 202 is fixedly connected to the middle of the rotating rod 201, a manual knob 2 is fixedly connected to the right side of the rotating rod 201, a fixing rod 108 is fixedly connected to the middle of the bottom end of the base 1, and a pin 109 is fixedly connected to the middle of the bottom end of the base 1; When in use, the operator keeps the fixing rod 108 parallel to one corner of the plate, fixes it with the pin 109, then turns on the laser emitter 107, and drives the rotating rod 201 and the worm 202 to rotate by turning the manual knob 2, further driving the worm gear 205 to drive, thereby driving the rotating shaft 204, the connecting rod 206, the fixing plate 106, and the laser emitter 107 to rotate as a whole at the same time, so that the laser of the laser emitter 107 is parallel to the other corner to be measured, and at the same time, the connecting rod 206 rotates to drive the pointer 1 05 Rotate the angle that is the same as the deflection direction of the laser emitter 107, and the operator can display the deflection angle through the protractor 103 and the scale bar 104. The irradiation of the laser emitter 107 makes the angle error smaller, and it can also be seen whether the corner edge of the plate is flat. At the same time, the convenience of the angle measurement operation is improved. The protractor 103 is placed in a separate space through the protective glass 101 and the mounting groove 102, which reduces the wear and tear of the protractor 103 and the scale bar 104, thereby reducing the cost of use.

[0024] In this embodiment, refer to Figure 2 and 3 As shown, the connection relationship between the pointer 105 and the connecting rod 206 is a fixed connection, and the connection relationship between the rotating rod 201 and the base 1 is a rotating connection; when in use, the connecting rod 206 can drive the pointer 105 to deflect at the same time.

[0025] In this embodiment, refer to Figure 3 As shown, the worm wheel 205 is meshed with the worm 202; when in use, the worm 202 can drive the worm wheel 205 when rotating.

[0026] In this embodiment, refer to Figure 1 and 2As shown in Figures 3, the fixed rod 108 is arranged horizontally, and the fixed rod 108 and the rotating shaft 204 are arranged vertically, and the rotating shaft 204 is located directly above the midpoint of the fixed rod 108; when in use, the operator places the fixed rod 108 in a position parallel to the corner edge of the plate to be measured to ensure the accuracy of the angle measurement.

[0027] In this embodiment, refer to Figure 1 and 2 As shown in FIG. 3 , the fixing rod 108, the inserting pin 109, the fixing seat 203, and the rotating shaft 204 are arranged in a "cross" shape as a whole; when in use, the fixing rod 108 is parallel to the plate to be measured. At this time, the fixing rod 108, the inserting pin 109, the fixing seat 203, and the rotating shaft 204 are kept perpendicular to the plate as a whole, and the inserting pin 109 can keep the base 1 stable to ensure the accuracy of the angle measurement.

[0028] In this embodiment, refer to Figure 2 and 3 As shown, the mounting groove 102 is semicircular, and the size and shape of the mounting groove 102 are adapted to the protractor 103 ; when in use, the protractor 103 is installed inside the mounting groove 102 , which reduces the wear and tear on the protractor 103 and the scale bar 104 .

[0029] Working principle: When in use, the operator keeps the fixing rod 108 parallel to one corner of the plate, fixes it with the pin 109, then turns on the laser emitter 107, and drives the rotating rod 201 and the worm 202 to rotate by turning the manual knob 2, which further drives the worm gear 205 to drive, thereby driving the rotating shaft 204, the connecting rod 206, the fixing plate 106, and the laser emitter 107 to rotate as a whole at the same time, so that the laser of the laser emitter 107 is parallel to the other corner to be measured, and at the same time the connecting rod 206 rotates The pointer 105 is driven to rotate to the same angle as the deflection direction of the laser emitter 107. The operator can display the deflection angle through the protractor 103 and the scale bar 104. The irradiation of the laser emitter 107 makes the angle error smaller, and it can also be seen whether the corner edge of the plate is flat. At the same time, the convenience of the angle measurement operation is improved. The protractor 103 is separated from the environment by the protective glass 101 and the mounting groove 102, which reduces the wear and tear of the protractor 103 and the scale bar 104, thereby reducing the cost of use.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An angle detection device for construction engineering, comprising a base (1), characterized in that: A fixing seat (203) is fixedly connected to the middle of the bottom end of the base (1); a rotating shaft (204) is rotatably connected to the top end of the fixing seat (203); a worm gear (205) is fixedly connected to the middle of the rotating shaft (204); a connecting rod (206) is fixedly connected to the top end of the rotating shaft (204); a fixing plate (106) is fixedly connected to the top end of the connecting rod (206); a laser emitter (107) is mounted on the upper end of the fixing plate (106); a protective glass (101) is fixedly connected to the top end of the base (1); a mounting groove (102) is provided at the lower end of the protective glass (101); A protractor (103) is fixedly connected to the bottom end of the mounting groove (102), a scale bar (104) is provided near the edge of the protractor (103), a pointer (105) is rotatably connected to the top end of the protractor (103), a rotating rod (201) is provided between the left and right inner walls of the base (1), a worm (202) is fixedly connected to the middle of the rotating rod (201), a manual knob (2) is fixedly connected to the right side of the rotating rod (201), a fixing rod (108) is fixedly connected to the middle of the bottom end of the base (1), and a pin (109) is fixedly connected to the middle of the bottom end of the base (1).

2. The angle detection device for construction engineering according to claim 1, characterized in that: The connection relationship between the pointer (105) and the connecting rod (206) is a fixed connection, and the connection relationship between the rotating rod (201) and the base (1) is a rotating connection.

3. The angle detection device for construction engineering according to claim 1, characterized in that: The worm wheel (205) meshes with the worm (202).

4. The angle detection device for construction engineering according to claim 1, characterized in that: The fixing rod (108) is arranged in a transverse direction, and the fixing rod (108) and the rotating shaft (204) are arranged in a vertical direction, and the rotating shaft (204) is located directly above the midpoint of the fixing rod (108).

5. The angle detection device for construction engineering according to claim 1, characterized in that: The fixing rod (108), the inserting pin (109), the fixing seat (203) and the rotating shaft (204) are arranged in a "cross"-shaped structure as a whole.

6. The angle detection device for construction engineering according to claim 1, characterized in that: The mounting groove (102) is arranged in a semicircular shape, and the size and shape of the mounting groove (102) are adapted to the protractor (103).

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