CN219867194U - Photoelectric turntable - Google Patents

Abstract

The utility model relates to a photoelectric turntable, which comprises a bracket, a detection bin and a heating assembly, wherein the detection bin is rotationally connected with the bracket; a heating component is arranged in a rotating connection area formed by the bracket and the detection bin so as to heat a clearance space between the detection bin and the bracket; the heating component comprises a temperature sensor and a heating piece; the temperature sensor detects the temperature of the rotation connection area, so that on one hand, the rotation connection area can be pre-judged to be frozen in advance and timely heated to prevent the freezing before the freezing of the rotation connection area, and compared with the scheme that the equipment is frozen and can not rotate and then deicing is carried out, the heating power consumption required by preventing the freezing is far less than the power consumption required by heating and deicing, and meanwhile, the equipment can not be frozen, and the continuous normal operation of the photoelectric turntable is ensured; on the other hand, detection is performed through the temperature sensor, misjudgment caused by external force or foreign objects and the like is avoided, and the stability of the heating assembly is improved, so that the photoelectric turntable can continuously and normally run for a long time.

Description

Photoelectric turntable

Technical Field

The utility model relates to the technical field related to security equipment, in particular to a photoelectric turntable.

Background

The detection bin of the photoelectric turntable can rotate relative to the support to increase the detection range, and for the photoelectric turntable in a part of low-temperature and extremely cold working environment, the equipment rotation gap is easy to freeze so as to cause faults.

The photoelectric turntable in the special use environment is mostly provided with a heating structure, and melting deicing is realized by heating the ice layer, however, the heating structure needs larger power, and the heating structure is mostly nondirectional, can not deicing aiming at a specific rotating structure, and has low heating efficiency;

in this regard, at present, a part of photoelectric turntable with a torsion test assembly also exists, whether the rotation gap is frozen or not is judged by detecting rotation driving torsion, and deicing is only carried out after the rotation gap is frozen, so that the power required by a heating structure is reduced, and the heating efficiency is improved, but on one hand, the detection mode has the possibility of false alarm, for example, the situation that the rotation part is blocked by foreign objects or external force to cause false alarm; on the other hand, the excessive torque force can be detected and deicing can be carried out only after icing, and the continuous normal operation of the equipment can not be ensured.

Disclosure of Invention

Based on the above, it is necessary to provide a photoelectric turntable which is not easy to generate false alarm and can ensure continuous normal operation of equipment for the problem that the false alarm is possible and the continuous normal operation of equipment cannot be ensured in the heating detection assembly of the current photoelectric turntable.

The utility model provides a photoelectric turntable, which comprises a bracket, a detection bin and a heating assembly, wherein the detection bin is rotationally connected with the bracket; the heating component is arranged in a rotating connection area formed by the support and the detection bin so as to heat a clearance space between the detection bin and the support; the heating assembly comprises a temperature sensor and a heating element electrically connected with the temperature sensor.

In one embodiment, the bracket comprises a base and a supporting frame rotatably connected with the base, and the detection bin is rotatably connected with the supporting frame; the photoelectric turntable comprises a plurality of groups of heating assemblies, and a rotating connection area formed by the base and the support frame is also provided with the heating assemblies so as to heat a clearance space between the base and the support frame.

In one embodiment, the heating assembly is disposed on a surface of the part that forms the corresponding rotational connection area.

In one embodiment, the heating assembly is disposed on the inner surface of the part that forms the corresponding rotational connection area.

In one embodiment, the heating component of the rotating connection area of the bracket and the detection bin is arranged on the inner surface of the detection bin; the base and the heating component of the support frame rotating connection area are arranged on the inner surface of the base.

In one embodiment, the support frame comprises two support arms, the two support arms are both rotatably connected with the detection bin, and a rotating connection area formed by each support arm and the detection bin is provided with the heating assembly.

In one embodiment, the heating assembly further comprises an insulated heat conducting plate, the heat conducting plate is fixedly arranged on a part forming a corresponding rotating connection area, and the heating element is fixedly arranged on the heat conducting plate.

In one embodiment, the heat conducting plate and the clearance space of the corresponding rotation connection area are profiled along the rotation axis direction.

In one embodiment, the heat conducting plate is provided with a notch, and the temperature sensor is arranged at the position of the notch.

In one embodiment, the heating element is a resistance wire, and the resistance wire is uniformly distributed on the heat conducting plate.

According to the photoelectric turntable, the temperature of the rotating connection area is detected by the temperature sensor, on one hand, before freezing occurs in the rotating connection area, freezing can be pre-judged in advance, and the photoelectric turntable is heated in time to prevent freezing; on the other hand, detection is performed through the temperature sensor, misjudgment caused by external force or foreign objects and the like is avoided, and the stability of the heating assembly is improved, so that the photoelectric turntable can continuously and normally run for a long time.

Drawings

FIG. 1 is a schematic diagram of the front view of the photoelectric turntable of the present utility model;

FIG. 2 is a schematic view of an exploded view of the optoelectronic turret of FIG. 1;

FIG. 3 is a schematic perspective view of the hidden bracket of FIG. 1 after having two cover plates on both sides and having an internal structure in the detection bin;

FIG. 4 is a schematic perspective view of the detection cartridge and heating assembly of FIG. 3;

FIG. 5 is a schematic perspective view of the base of FIG. 1 after being semi-sectioned;

fig. 6 is a schematic bottom view of the base and the heating assembly of fig. 1.

Reference numerals: 10. a bracket; 11. a base; 12. a support frame; 121. a support arm; 20. a detection bin; 30. a heating assembly; 31. a temperature sensor; 32. a heating member; 33. a heat conductive plate; 331. and (5) a notch.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 4, the present utility model provides an optoelectronic turntable, which includes a support 10, a detection bin 20 and a heating assembly 30, wherein the detection bin 20 is rotatably connected to the support 10; a heating assembly 30 is arranged at a rotation connection area formed by the bracket 10 and the detection bin 20 so as to heat a clearance space between the detection bin 20 and the bracket 10; the heating assembly 30 includes a temperature sensor 31 and a heating member 32 electrically connected to the temperature sensor 31.

The rotational joint region herein includes a portion where two parts constituting the rotational joint region are close to each other and a gap space formed between the two parts.

The heating element 32 can generate heat and radiate heat to the rotating connection area in an electrified state so as to heat and prevent icing, the temperature sensor 31 can detect the temperature of the rotating connection area in real time and provide instruction basis for starting and stopping heating of the heating element 32, and specifically, when the temperature sensor 31 detects that the temperature of the rotating connection area is less than or equal to 0 ℃, the heating element 32 starts to be electrified and starts to heat; when the temperature sensor 31 detects that the temperature reaches the set threshold, the heating element 32 is turned off and stops heating, and the cycle is sequentially repeated.

The temperature sensor 31 detects the temperature of the rotation connection area, so that on one hand, the freezing can be pre-judged in advance before the rotation connection area is frozen, and the rotation connection area is heated in time to prevent the freezing; on the other hand, the detection by the temperature sensor 31 does not cause erroneous judgment due to external force or foreign objects, and the stability of the heating assembly 30 is increased, so that the photoelectric turntable is ensured to continuously and normally run for a long time.

Referring to fig. 2 and 5, in some embodiments, the rack 10 includes a base 11 and a support frame 12 rotatably connected to the base 11, and the detection chamber 20 is rotatably connected to the support frame 12; the photoelectric turntable comprises a plurality of groups of heating assemblies 30, and a rotating connection area formed by the base 11 and the support frame 12 is also provided with the heating assemblies 30 so as to heat a clearance space between the base 11 and the support frame 12.

The anti-icing requirement exists in the rotation connection area between the base 11 and the support frame 12, so that the heating component 30 is also arranged in the rotation connection area, and the corresponding anti-icing requirement can be met; for the whole photoelectric turntable, when the temperature sensor 31 of any heating assembly 30 detects that the temperature is less than or equal to 0 ℃, the corresponding heating element 32 can be controlled to be electrified and heated, so that the effect of directional heating for a specific rotating structure is achieved, the heating efficiency is effectively increased, and the heating energy consumption is reduced.

In some embodiments, the support frame 12 can rotate in a horizontal direction relative to the base 11 and the detection cartridge 20 can rotate in a vertical direction relative to the support frame 12.

Referring to fig. 3-6, in some embodiments, the heating assembly 30 is disposed on the surface of the part that forms the corresponding rotational connection area; taking the rotation connection area formed by the bracket 10 and the detection bin 20 as an example, the heating component 30 may be disposed on the surface of the bracket 10, may be disposed on the surface of the detection bin 20, may be disposed on the surfaces of the bracket 10 and the detection bin 20 at the same time, and may be an inner surface, an outer surface or both.

Preferably, the heating component 30 is disposed on an inner surface of a part forming a corresponding rotation connection area, the heating component 30 is disposed inside the corresponding part, and the part can protect the heating component 30 to prolong the service life of the heating component 30.

Referring to fig. 3 to 6, in some embodiments, a heating assembly 30 for rotatably connecting the rack 10 and the detection chamber 20 is disposed on an inner surface of the detection chamber 20; the heating element 30 in the rotational connection area of the base 11 and the support frame 12 is disposed on the inner surface of the base 11.

Referring to fig. 2 and 3, in some embodiments, the support frame 12 includes two support arms 121, the two support arms 121 are rotatably connected to the detection chamber 20, and a heating assembly 30 is disposed in a rotation connection area formed by each support arm 121 and the detection chamber 20; the rotational axes of the two support arms 121 and the rotational axis of the detection cartridge 20 are three-line coincident to increase the rotational stability of the detection cartridge 20.

Referring to fig. 4 and fig. 6, in some embodiments, the heating assembly 30 further includes an insulating heat conducting plate 33, the heat conducting plate 33 is fixedly arranged on a part forming a corresponding rotation connection area, and the heating element 32 is fixedly arranged on the heat conducting plate 33.

The heat conducting plate 33 can serve as a relay to increase the contact area between the heating element 32 and the rotating connection area, and after the heat generated by the heating element 32 is radiated to the heat conducting plate 33, the heat can be uniformly radiated to the part corresponding to the rotating connection area through the heat conducting plate 33, so that the heat conducting efficiency is increased, and the heat loss is reduced; on the other hand, because the heat of the heating element 32 is higher, the heat generated by the heating element 32 can be ensured to be uniformly radiated to the part by the relay heat conduction of the heat conduction plate 33, and the situation that the part is heated and deformed due to the direct contact of the heating element 32 and the part is avoided.

Specifically, the heating element 32 may be adhered to the heat conducting plate 33 by using glue, or may be fixed to the heat conducting plate 33 by using other conventional fixing methods, where the glue needs to have strong thermal conductivity and insulation property when adhered by using glue; the heat conducting plate 33 may be a heat conducting thin plate or a heat conducting thin film, as long as it has strong heat conductivity and insulation, and the present utility model is not limited thereto; the heat-conducting plate 33 may be fixed to the part corresponding to the rotational connection region by means of conventional fixing means such as adhesive-backed bonding, screw connection, etc., and the present utility model is not limited thereto.

Referring to fig. 4 and 6, in some embodiments, the thermal conductive plate 33 and the gap space corresponding to the rotation connection area are contoured to correspond to each other along the rotation axis direction; the gap space between the two parts forming the rotation connection area is likely to be frozen, so that the heat radiation area can be increased, the heat conduction efficiency is further increased, and the heat loss is reduced by profiling the heat conduction plate 33 and the gap space.

Referring to fig. 6, in some embodiments, the heat-conducting plate 33 has a notch 331, and the temperature sensor 31 is disposed at the position of the notch 331; on the one hand, the whole volume of the heating assembly 30 can be reduced, on the other hand, the temperature sensor 31 is in direct contact with the part through the notch 331, the periphery of the part at the position is in contact with the heat conducting plate 33, the timeliness of temperature change is strong, and the temperature change can be detected at the first time and a corresponding signal can be sent out through the contact between the temperature sensor 31 and the part at the position, so that the sensitivity of heating and deicing is increased.

Referring to fig. 4 and fig. 6, in some embodiments, the heating element 32 is a resistance wire, and the resistance wires are uniformly distributed on the heat conducting plate 33; thereby increase the area of contact of resistance wire and heat-conducting plate 33, ensure that the heat of resistance wire can even radiation to heat-conducting plate 33, rethread heat-conducting plate 33 is radiated the heat and is heated to the clearance space, and whole process heat conduction efficiency is higher relatively and heat loss is lower to can heat the intensification in the very first time after having detected icing risk, in order to reach the effect of preventing icing.

Of course, the heating element 32 may be other heat sources, as long as it can generate heat and radiate the heat to the heat conducting plate 33, and the present utility model is not limited thereto.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (10)

1. The photoelectric turntable is characterized by comprising a bracket (10), a detection bin (20) and a heating assembly (30), wherein the detection bin (20) is rotatably connected to the bracket (10); the rotating connection area formed by the bracket (10) and the detection bin (20) is provided with the heating component (30) so as to heat the clearance space between the detection bin (20) and the bracket (10); the heating assembly (30) comprises a temperature sensor (31) and a heating element (32) electrically connected with the temperature sensor (31).

2. Optoelectronic turntable according to claim 1, characterized in that the support (10) comprises a base (11) and a support frame (12) rotatably connected to the base (11), the detection cartridge (20) being rotatably connected to the support frame (12); the photoelectric turntable comprises a plurality of groups of heating assemblies (30), and a rotating connection area formed by the base (11) and the support frame (12) is provided with the heating assemblies (30) so as to heat a clearance space between the base (11) and the support frame (12).

3. Optoelectronic turntable according to claim 2, characterized in that the heating assembly (30) is arranged on the surface of the part constituting the corresponding rotation connection zone.

4. A photoelectric turntable according to claim 3, wherein said heating assembly (30) is provided on the inner surface of the part constituting the corresponding rotation connection zone.

5. Optoelectronic turntable according to claim 4, characterized in that the heating assembly (30) of the area of the rotational connection of the support (10) with the detection chamber (20) is arranged on the inner surface of the detection chamber (20); the heating component (30) of the rotating connection area of the base (11) and the supporting frame (12) is arranged on the inner surface of the base (11).

6. Optoelectronic turntable according to claim 2, characterized in that the support frame (12) comprises two support arms (121), both support arms (121) being in rotational connection with the detection chamber (20), and in that the rotational connection area formed by each support arm (121) and the detection chamber (20) is provided with the heating assembly (30).

7. Optoelectronic turntable according to any one of claims 1 to 6, characterized in that the heating assembly (30) further comprises an insulating heat-conducting plate (33), the heat-conducting plate (33) being fixed to a part constituting a corresponding rotation connection area, the heating element (32) being fixed to the heat-conducting plate (33).

8. Optoelectronic turntable according to claim 7, characterized in that the heat-conducting plate (33) corresponds with the clearance space of the corresponding rotational connection region in a contour in the direction of the rotational axis.

9. Optoelectronic turntable according to claim 8, characterized in that the heat-conducting plate (33) has a notch (331), the temperature sensor (31) being arranged at the position of the notch (331).

10. Optoelectronic turntable according to claim 7, characterized in that the heating elements (32) are resistance wires, which are uniformly distributed on the heat-conducting plate (33).