Engineering electronic theodolite

Abstract

The utility model discloses an engineering electronic theodolite which comprises a supporting platform, four supporting legs, a turntable, an electronic theodolite body, a rear baffle, a first fan, an identification rod, a lower limiting frame and a wedge block, the four supporting legs are arranged at the four corners of the bottom of the supporting platform through screws, and the turntable is arranged on the supporting platform. A plurality of round holes are formed in the supporting platform at the rotating disc, an electronic theodolite body is mounted on the rotating disc, a rear baffle mounted through screws is arranged behind the supporting platform, at least two first fans are mounted on the rear baffle, and the height of the first fans and the height of the rear baffle are smaller than one third of the height of the electronic theodolite body. The first fan is used for blowing air to the electronic theodolite body, an arc-shaped groove is formed in one side of the supporting platform, a marking rod is mounted in the arc-shaped groove, and a limiting frame is arranged on the lower portion of the supporting platform. The device is reasonable in design; and the marking rod can record the use times of the electronic theodolite body.

Description

Technical Field

[0001] The utility model relates to an engineering electronic theodolite. Background Art

[0002] Electronic theodolites play an important role in engineering surveying. They are used to measure center lines, longitudinal lines, and transverse lines for positioning. Existing electronic theodolites will generate high heat after long-term use. Excessive heat will affect the use of the electronic theodolites. At the same time, electronic theodolites need to be firmly fixed when in use. Utility Model Content

[0003] The purpose of the utility model is to provide an engineering electronic theodolite to solve the above technical problems.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions:

[0005] An engineering electronic theodolite comprises a supporting platform, supporting legs, a turntable, an electronic theodolite body, a rear baffle, a first fan, an identification rod, a lower limit frame, and a wedge block. Four supporting legs mounted with screws are arranged at the four corners of the bottom of the supporting platform. A turntable is arranged on the supporting platform, and a plurality of circular holes are opened on the supporting platform at the turntable. The electronic theodolite body is mounted on the turntable. A rear baffle mounted with screws is arranged at the rear of the supporting platform. At least two first fans are arranged on the rear baffle. The heights of the first fan and the rear baffle are less than one-third of the height of the electronic theodolite body. The first fan is designed to blow air to the electronic theodolite body. An arc groove is arranged on one side of the supporting platform. An identification rod is arranged in the arc groove. A limit frame is arranged at the lower part of the supporting platform. The limit frame can move along the length direction of the supporting platform. A wedge block is arranged on the supporting leg.

[0006] Preferably, the turntable is connected to the support platform via a bearing, the turntable can rotate freely, and when it does not need to rotate, the turntable is fixed with a latch, and a plurality of heat dissipation holes are provided on the turntable, and the heat dissipation holes are arranged one-to-one correspondingly to the circular holes on the support platform.

[0007] Preferably, the limit frame is designed as an inverted gantry, and a guide groove for installing the limit frame is opened at the bottom of the support platform. The limit frame is connected to the guide groove, and a second fan is installed in the middle position of the limit frame. The second fan blows air to the heat dissipation holes, and the first fan and the second fan are powered by batteries.

[0008] Preferably, the wedge block is connected to the guide groove on the supporting leg, the bottom of the wedge block is provided with an integrally formed tooth groove, the rear end of the wedge block is provided with an integrally formed slider, the slider is installed in the guide groove, the slider is threadedly connected to the screw rod, the screw rod is installed in the guide groove, and the screw rod is adjusted manually.

[0009] Compared with the prior art, the utility model has the following advantages: the utility model has reasonable design; the electronic theodolite body on the turntable can be freely rotated according to needs to adapt to different measurement needs; when the electronic theodolite is used for measurement, the first fan and the second fan can be started to blow air to the electronic theodolite body, thereby accelerating heat dissipation; the second fan can be adjusted in position under the action of the limit frame to blow air to different positions of the electronic theodolite body, and dust accumulation on the electronic theodolite body is reduced by blowing air; the wedge-shaped block on the supporting leg can be adjusted up and down under the action of the screw rod, and the screw rod enables the wedge-shaped block to be firmly contacted with the ground after moving down, thereby improving stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The utility model is a schematic diagram of an engineering electronic theodolite.

[0011] Figure 2 The utility model is a schematic diagram of a turntable of an engineering electronic theodolite.

[0012] Figure 3 The utility model is a schematic diagram of a limit frame of an engineering electronic theodolite.

[0013] Figure 4 The utility model is a schematic diagram of a wedge block of an engineering electronic theodolite. DETAILED DESCRIPTION

[0014] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0015] like Figure 1-4As shown, an engineering electronic theodolite comprises a supporting platform 1, supporting legs 2, a turntable 3, an electronic theodolite body 4, a rear baffle 5, a first fan 6, an identification rod 7, a lower limit frame 8, and a wedge block 9. Four supporting legs 2 mounted with screws are provided at the four corners of the bottom of the supporting platform 1. A turntable 3 is provided on the supporting platform 1, and a plurality of circular holes are opened on the supporting platform 1 at the turntable 3. The electronic theodolite body 4 is installed on the turntable 3. A rear baffle 5 mounted with screws is provided at the rear of the supporting platform 1. At least two first fans 6 are installed on the rear baffle 5. The heights of the first fan 6 and the rear baffle 5 are less than one-third of the height of the electronic theodolite body 4. The first fan 6 is designed to blow air to the electronic theodolite body 4. An arc groove is provided on one side of the supporting platform 1. An identification rod 7 is installed in the arc groove. A limit frame 8 is provided at the lower part of the supporting platform 1. The limit frame 8 can move along the length direction of the supporting platform 1. The supporting legs 2 is installed with a wedge block 9, the turntable 3 is easily connected to the support platform 1 through a bearing 10, the turntable 3 can rotate freely, and the turntable 3 is fixed with a pin when it does not need to rotate. A plurality of heat dissipation holes 11 are provided on the turntable 3, and the heat dissipation holes 11 are arranged one by one with the circular holes on the support platform 1. The limit frame 8 is designed in an inverted gantry style, and a guide groove for the limit frame 8 is provided at the bottom of the support platform 1. The limit frame 8 is connected with the guide groove, and a second fan 12 is installed in the middle position of the limit frame 8. The second fan 12 blows air to the heat dissipation holes 11. The first fan 6 and the second fan 12 are powered by a battery. The wedge block 9 is connected with the guide groove on the support leg 2, and an integrally formed tooth groove 13 is provided at the bottom of the wedge block 9. An integrally formed slider 14 is provided at the rear end of the wedge block 9, and the slider 14 is installed in the guide groove. The slider 14 is threadedly connected with a screw rod 15, and the screw rod 15 is installed in the guide groove, and the screw rod 15 is adjusted manually.

[0016] The above is a preferred embodiment of the present invention. For ordinary technicians in this field, according to the teachings of the present invention, without departing from the principles and spirit of the present invention, changes, modifications, substitutions and variations made to the implementation methods are still within the scope of protection of the present invention.

Claims

1. An engineering electronic theodolite, comprising a support platform (1), support legs (2), a turntable (3), an electronic theodolite body (4), a rear baffle (5), a first fan (6), a marking rod (7), a lower limit frame (8), and a wedge block (9), characterized in that: Four support legs (2) are provided at the four corners of the bottom of the support platform (1) and are mounted by screws. A turntable (3) is provided on the support platform (1), and a plurality of circular holes are opened on the support platform (1) at the turntable (3). An electronic theodolite body (4) is mounted on the turntable (3). A rear baffle (5) is provided at the rear of the support platform (1) and is mounted by screws. The rear baffle (5) is mounted with at least two first fans (6). The height of the first fans (6) and the rear baffle (5) is less than one third of the height of the electronic theodolite body (4). The first fans (6) are designed to blow air to the electronic theodolite body (4). An arc groove is provided on one side of the support platform (1), and a marking rod (7) is installed in the arc groove. A limit frame (8) is provided at the lower part of the support platform (1). The limit frame (8) can move along the length direction of the support platform (1). A wedge block (9) is installed on the support leg (2).

2. An engineering electronic theodolite according to claim 1, characterized in that: The turntable (3) is connected to the supporting platform (1) via a bearing (10). The turntable (3) can rotate freely. When the turntable (3) does not need to rotate, a latch is used to fix the turntable (3). A plurality of heat dissipation holes (11) are provided on the turntable (3). The heat dissipation holes (11) are arranged in a one-to-one correspondence with the circular holes on the supporting platform (1).

3. An engineering electronic theodolite according to claim 1, characterized in that: The limiting frame (8) is designed in an inverted gantry style. A guide groove for mounting the limiting frame (8) is provided at the bottom of the supporting platform (1). The limiting frame (8) is connected to the guide groove. A second fan (12) is installed in the middle of the limiting frame (8). The second fan (12) blows air to the heat dissipation holes (11). The first fan (6) and the second fan (12) are powered by batteries.

4. The engineering electronic theodolite according to claim 1, characterized in that: The wedge block (9) is connected to the guide groove on the support leg (2); an integrally formed tooth groove (13) is provided at the bottom of the wedge block (9); an integrally formed slider (14) is provided at the rear end of the wedge block (9); the slider (14) is installed in the guide groove; the slider (14) is threadedly connected to a screw rod (15); the screw rod (15) is installed in the guide groove; and the screw rod (15) is adjusted manually.

Images