CN219064459U - Range unit of lift cigarette machine - Google Patents

Abstract

The utility model discloses a distance measuring device of a lifting smoke machine, which comprises a lifting driving mechanism, a telescopic rod and a detecting mechanism, wherein the telescopic rod is assembled on the lifting driving mechanism and can be driven to vertically stretch out and draw back, the detecting mechanism is arranged on the telescopic rod and is used for horizontally detecting whether a shielding object exists or not, the lifting driving mechanism is arranged in the lifting smoke machine, and an opening allowing the telescopic rod to stretch out is formed in the bottom of the lifting smoke machine. The utility model has the advantages of improving the accuracy of distance measurement and avoiding damage.

Description

Range unit of lift cigarette machine

Technical Field

The utility model relates to a distance measuring device, in particular to a distance measuring device of a lifting smoke machine.

Background

The lifting smoke exhaust ventilator is a smoke exhaust ventilator with a smoke collecting cavity capable of lifting. By changing the position of the smoke collecting cavity, the distance between the smoke collecting cavity and the cooker can be reduced to improve the suction effect when the smoke is absorbed; and the smoke collecting cavity can be retracted when the smoke collecting device is not in operation, so that the volume of the smoke machine is reduced, and the operation of a user is facilitated. Due to the cooking demands of users, the existing cooking ranges are more and more complex in appearance types of cookware used in the cooking process. In the use process of the liftable smoke collecting cavity smoke machine, the condition that the smoke collecting cavity collides with the cooker in the descending process easily occurs. However, due to the irregular appearance shape of the cooker, the measurement is inaccurate when the height of the cooker is measured.

In one prior art approach to a lift cigarette machine, the lift cigarette machine includes a housing; the smoke collecting cavity can extend out of the box body for a set distance and completely retract into the box body; the distance detection assembly is arranged on the box body; the distance detection assembly is movable in a lateral direction, a longitudinal direction and/or an oblique direction to detect the height of an object below the box, and the smoke collection cavity is configured to adjust the extension distance according to the height of the object below. In the prior art, the detection mode of the detection mechanism (detection component) from top to bottom has the advantages that the coverage area required by detection is large, the ranging logic is complex, the ranging efficiency is low, the pot wall of the pot is not easy to detect, and the ranging accuracy is not sufficient; in addition, the distance detection assembly is easy to damage and is easy to adhere to oil stains to form dirt.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a distance measuring device of a lifting smoke machine, which can improve the accuracy of distance measurement and avoid damage.

The utility model is realized by the following technical scheme.

The utility model provides a range unit of lift cigarette machine, includes lift actuating mechanism, telescopic link, detection mechanism, and the telescopic link assembly is on lift actuating mechanism and can be driven vertical flexible, and detection mechanism sets up on the telescopic link and is used for the level to detect whether there is the shelter from the thing, and lift actuating mechanism sets up in the lift cigarette machine, and the bottom of lift cigarette machine has the trompil that allows the telescopic link to stretch out.

The utility model further comprises a baffle plate arranged at the bottom of the lifting machine and a switch driving mechanism, wherein the switch driving mechanism can drive the baffle plate to move at the opening, and is used for opening the opening when the telescopic rod stretches out of the lifting machine and closing the opening when the telescopic rod retracts into the lifting machine.

As a further development of the utility model, the side edges of the baffle are rotatably connected to the bottom of the elevator at the edges of the opening.

As a further development of the utility model, the shape of the baffle is adapted to the shape of the opening for preventing cooking fumes from entering the interior of the elevator from the opening when the baffle closes the opening.

As a further improvement of the utility model, the switch driving mechanism passively drives the baffle to open and close the opening when the telescopic rod extends and retracts the lifting smoke machine.

As a further improvement of the utility model, the switch driving mechanism is arranged as an elastic reset piece, and the baffle plate can drive the baffle plate to rotate and close the opening under the non-stressed state.

As a further improvement of the utility model, the switch driving mechanism actively drives the baffle to open and close the opening when the telescopic rod extends and retracts the lifting smoke machine.

As a further improvement of the utility model, the switch driving mechanism is arranged as a driving motor which can drive the baffle plate to rotate.

As a further improvement of the utility model, the telescopic rod is provided with a reference position, and the displacement sensor is used for detecting the extension length of the telescopic rod relative to the reference position.

As a further development of the utility model, the opening is located on the left or right side of the bottom of the elevator.

The utility model has the beneficial effects that:

the accuracy of distance measurement can be improved based on a horizontal detection mechanism of the detection mechanism, the logic of distance measurement is simple and easy to execute, and the efficiency of distance measurement is improved; the distance measuring device can be hidden in the lifting smoke machine under the condition that the lifting smoke machine does not measure distance, so that damage such as collision caused by exposure is avoided, and the service life of the distance measuring device is prolonged.

Drawings

Preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, to facilitate understanding of the objects and advantages of the present utility model, wherein:

fig. 1 is a schematic structural view of a lifting smoke machine in the present embodiment;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

fig. 3 is a schematic view of the telescopic rod retracting lifting smoke machine in the embodiment.

The reference numerals are: the device comprises a shell 1, a fan 2, a smoke collecting cavity 3, a lifting driving mechanism 4, a telescopic rod 5, a detecting mechanism 6, a baffle 71, a switch driving mechanism 72, a displacement sensor 8, a cooking bench S1, a cooking range S2, a cooker S3 and a hole h.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the examples.

The terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible in this specification are defined with respect to the configurations shown in the drawings, and the terms "inner" and "outer" refer to the relative concepts of the terms toward or away from the geometric center of a particular component, respectively, and thus may be changed accordingly depending on the location and use state of the component. These and other directional terms should not be construed as limiting terms.

The range unit of a kind of lift cigarette machine, wherein, the lift cigarette machine includes chassis 1, blower 2, collection cigarette chamber 3, chassis 1 sets up over top of a kitchen range S1, install at least one kitchen range S2 on the top of a kitchen range S1, if install a plurality of kitchen ranges S2 on the top of a kitchen range S1, these kitchen ranges S2 are along the length direction interval arrangement of the top of a kitchen range S1. The fan 2 and the smoke collecting cavity 3 are arranged in the shell 1, the smoke collecting cavity 3 is provided with an air inlet and is opposite to the area where the lower cooking bench S1 generates oil smoke, and when the fan 2 is started, the oil smoke generated by the cooker S3 for cooking on the cooking bench S2 can be sucked into the smoke collecting cavity 3 through the air inlet.

The distance measuring device comprises a lifting driving mechanism 4, a telescopic rod 5 and a detecting mechanism 6. Wherein, telescopic link 5 vertical extension sets up to assemble on lift actuating mechanism 4, can order about telescopic link 5 along vertical concertina movement when lift actuating mechanism 4 starts, detection mechanism 6 sets up on telescopic link 5, and detection mechanism 6 is used for the level to detect whether there is the shelter from the thing, and the obstacle not only includes pan S3 that is located on kitchen range S2, also including other culinary art appurtenance or kitchen utensil of placing on kitchen range S1.

The lifting driving mechanism 4 is arranged in the lifting tobacco machine, and the bottom of the lifting tobacco machine is provided with an opening h below the corresponding lifting driving mechanism 4, and the opening h allows the lifting rod to extend out. When the range finding is needed by the lifting cigarette machine, the lifting driving mechanism 4 drives the telescopic rod 5 to vertically extend downwards and extend to the lower part of the bottom of the lifting cigarette machine from the opening h, in the process that the telescopic rod 5 vertically extends downwards, the detecting mechanism 6 continuously detects whether a shielding object exists or not, until the detecting mechanism 6 detects the shielding object, the lifting driving mechanism 4 stops running, the lifting driving mechanism stops extending downwards continuously, at the moment, the vertical distance between the cigarette collecting cavity 3 and the shielding object is obtained, after the range finding is completed, the lifting driving mechanism 4 is reversely started, the telescopic rod 5 is driven to vertically retract upwards, and the telescopic rod is retracted into the lifting cigarette machine from the opening h.

In the embodiment, the ranging device is based on the horizontal detection mechanism of the detection mechanism 6, whether the pot S3 is covered or not, the ranging device can be detected and identified by the detection mechanism 6, the ranging accuracy is improved, the detection mechanism 6 is driven by the telescopic rod 5 to move vertically downwards and continuously detect, the ranging can be completed when the pot S3 or other shielding objects are detected and identified, the ranging logic is simple and easy to execute, and the ranging efficiency is improved; on this basis, this embodiment is through setting up range unit in the inside of lift cigarette machine to offer the trompil h that allows telescopic link 5 to stretch out in lift cigarette machine bottom, make the lift cigarette machine can hide in the lift cigarette machine under the condition that does not carry out the range finding, not only make outer structure comparatively retrench, also avoided range unit, especially telescopic link 5 and detection mechanism 6 expose and lead to colliding with etc. damage, extension its life.

In this embodiment, the lifting driving mechanism 4 may be specifically configured as a push rod motor, and the detecting mechanism 6 may be configured as an infrared sensor or as another sensor element having the same function.

The range unit of this embodiment still includes baffle 71 and switch actuating mechanism 72, and baffle 71 sets up in lift cigarette machine bottom, and switch actuating mechanism 72 can drive baffle 71 in trompil h department removal to can open trompil h, make telescopic link 5 can be stretched out by trompil h is vertical downwards, also can close trompil h when telescopic link 5 retract in the lift cigarette machine. In the lifting smoke machine of the embodiment, when distance measurement is not performed, the opening h can be closed through the baffle 71, and the baffle 71 plays a role in protecting a distance measuring device in the lifting smoke machine.

Regarding the moving manner of the baffle 71, in this embodiment, the side edge of the baffle 71 is rotatably connected to the bottom of the lift at the edge of the opening 11, and the baffle 71 can be rotated to open the opening h or close the opening h, so that the distance measuring efficiency can be improved.

In this embodiment, the shape of the baffle 71 is adapted to the shape of the opening h, so that the baffle 71 can completely seal the opening h when closing the opening h, and thus, the cooking fume generated during cooking can be prevented from entering the inside of the elevator through the opening h or the gap between the opening h and the baffle 71, and the cooking fume can be prevented from forming dirt on the detecting mechanism 6, thereby affecting the detecting performance of the detecting mechanism 6.

In this embodiment, the switch driving mechanism 72 has two different types of embodiments, and in one embodiment, the switch driving mechanism 72 is a passive mechanism, and the switch driving mechanism 72 passively drives the baffle 71 to open and close the opening h when the telescopic rod 5 extends and retracts the lifting smoke machine. In another embodiment, the switch driving mechanism 72 is an active mechanism, and the switch driving mechanism 72 actively drives the baffle 71 to open and close the opening h when the telescopic rod 5 extends and retracts the lifting smoke machine. Each of these two different types of switch drive mechanisms 72 has the advantage that the passive mechanism has no need of configuration power, the operating logic is simpler and the cost is lower, and the active mechanism has the advantage that the telescopic movement of the telescopic rod 5 is not additionally limited and the efficiency is higher.

In the first embodiment, that is, in the embodiment in which the switch driving mechanism 72 is a passive mechanism, the switch driving mechanism 72 is configured as an elastic reset member, and the shutter 71 can drive the shutter 71 to rotate and close the opening h in the unstressed state. The lifting driving mechanism 4 drives the telescopic rod 5 to vertically move downwards to extend, the bottom end of the telescopic rod 5 pushes the baffle 71, the baffle 71 rotates and opens the hole h, the telescopic rod 5 extends out of the hole h, the side edge of the baffle 71 abuts against the rod body of the telescopic rod 5, after ranging is finished, the lifting driving mechanism 4 drives the telescopic rod 5 to retract, and along with the retraction of the telescopic rod 5, the baffle 71 rotates under the action of the elastic force of the elastic reset piece and closes the hole h. It should be noted that, in this embodiment, the force of the lifting driving mechanism 4 for driving the telescopic rod 5 to push the baffle 71 needs to be greater than the restoring force of the elastic restoring member on the baffle 71, so as to prevent the telescopic rod 5 from being unable to push the baffle 71 open.

In the second embodiment, i.e., the embodiment in which the switch drive mechanism 72 is an active mechanism, the switch drive mechanism 72 is configured as a drive motor that drives the shutter 71 to rotate. During distance measurement, the driving motor is started to drive the baffle 71 to be opened to a maximum angle, the lifting driving mechanism 4 drives the telescopic rod 5 to vertically move downwards to extend out of the hole h, after distance measurement is completed, the lifting driving mechanism 4 drives the telescopic rod 5 to retract into the lifting smoke machine, and at the moment, the driving motor is started to drive the baffle 71 to rotate and close the hole h.

The range unit of this embodiment still includes displacement sensor 8, telescopic link 5 is equipped with reference position, i.e. zero position, displacement sensor 8 is used for detecting telescopic link 5 for the length of stretching out of reference position, in the range finding in-process, displacement sensor 8 detects telescopic link 5's flexible condition and telescopic link 5 vertical decurrent the amount of stretching out and moving, be convenient for obtain the vertical distance between collection cigarette chamber 3 and the shelter from the thing, when accomplishing range finding telescopic link 5 and withdraw, can ensure that the displacement of telescopic link 5 is zero this moment, telescopic link 5 is withdrawn completely in the lift cigarette machine promptly, in order to avoid appearing the condition that the sensor does not withdraw completely, lead to baffle 71 to be blocked by the sensor, still leave the gap, lose its grease proofing dirty effect.

In this embodiment, the opening h is located on the left side or the right side of the bottom of the lifting smoke machine, so that the detection mechanism 6 detects the side of the cooking bench S1, the detection range can be increased, and the accuracy of distance measurement can be improved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme recorded in each embodiment can be modified or part of technical features in the technical scheme can be replaced equivalently; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides a range unit of lift cigarette machine, its characterized in that, includes lift actuating mechanism, telescopic link, detection mechanism, the telescopic link is assembled on the lift actuating mechanism and can be driven vertical flexible, detection mechanism sets up on the telescopic link and be used for the level to detect whether there is the shelter from the thing, lift actuating mechanism sets up in the lift cigarette machine, the bottom of lift cigarette machine has the permission the trompil that the telescopic link stretches out.

2. The range finder device of claim 1, further comprising a shutter disposed at a bottom of the lift, a switch drive mechanism operable to drive the shutter to move at the aperture for opening the aperture when the telescopic rod extends out of the lift and closing the aperture when the lift is retracted.

3. A range unit for a lift truck as recited by claim 2 wherein said side edge of said baffle is pivotally connected to said lift truck bottom at the edge of said opening.

4. A range unit for a lift smoke machine as claimed in claim 3, wherein the shape of the baffle is adapted to the shape of the aperture for preventing cooking fumes from entering the interior of the lift smoke machine through the aperture when the baffle closes the aperture.

5. A range finder device for a lift cigarette as in claim 3 wherein said switch drive mechanism passively actuates said shutter to open and close said aperture as said telescopic rod is extended and retracted into said lift cigarette.

6. The range finder of claim 5, wherein the switch driving mechanism is an elastic reset member, and the shutter is capable of driving the shutter to rotate and close the opening in an unstressed state.

7. A range finder device for a lift cigarette as in claim 3 wherein said switch drive mechanism actively drives said shutter to open and close said aperture as said telescopic rod is extended and retracted into said lift cigarette.

8. The range finder device of claim 7, wherein the switch drive mechanism is configured as a drive motor that drives the shutter to rotate.

9. A range unit for a lift cigarette as in any one of claims 1-8, further comprising a displacement sensor, wherein the telescoping rod is provided with a reference position, and wherein the displacement sensor is configured to detect an extension of the telescoping rod relative to the reference position.

10. A range unit for a lift truck as claimed in any one of claims 1 to 8 wherein said aperture is located to the left or right of the bottom of said lift truck.

Images