CN212158480U - Laser displacement sensor with thermal-insulated protect function - Google Patents

Abstract

The utility model discloses a laser displacement sensor with thermal-insulated protect function, including thermal-insulated shell and laser displacement sensor body, it has filter hole and laser emission hole to open on the left side on the thermal-insulated shell, thermal-insulated cotton has been bonded to thermal-insulated shell left side inner wall, there is the threaded rod to pass on the thermal-insulated shell right side, the threaded rod left end is rotated and is connected with the limiting plate, it has the cushion to bond on the limiting plate, the inner bottom wall is opened has snakelike caulking groove in the thermal-insulated shell, the snakelike caulking groove is equipped with the coiled pipe, the one end of coiled pipe is connected with the inlet tube, the other end of coiled pipe is connected with the; it is thermal-insulated through thermal-insulated shell and thermal-insulated cotton, carry out spacing fixed to the laser displacement sensor body through the limiting plate, make laser displacement sensor body and thermal-insulated cotton in close contact with, prevent that the heat from getting into inside from filter hole and laser emission hole, be equipped with the overheated warning subassembly simultaneously, can report to the police when thermal-insulated shell is inside overheated.

Description

Laser displacement sensor with thermal-insulated protect function

Technical Field

The utility model relates to a laser displacement sensor technical field specifically is a laser displacement sensor with thermal-insulated protect function.

Background

The laser displacement sensor is a sensor that measures using laser technology. It consists of laser, laser detector and measuring circuit. The laser sensor is a novel measuring instrument. The position, displacement and other changes of the measured object can be accurately measured in a non-contact manner. Precise geometric measurements of displacement, thickness, vibration, distance, diameter, etc. can be measured. The laser has the excellent characteristic of good straightness, and the laser displacement sensor has higher precision compared with the known ultrasonic sensor.

The laser displacement sensor is often required to be used at high temperature, and influences are caused to the work of the sensor, so that corresponding measures are required to be adopted for heat insulation, the signal line of the sensor is prevented from being damaged due to the influence of the high-temperature environment, and the normal work of the laser displacement sensor is ensured.

Based on this, the utility model designs a laser displacement sensor with thermal-insulated protect function to solve the above-mentioned problem of mentioning.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser displacement sensor with thermal-insulated protect function, it is thermal-insulated through thermal-insulated shell and thermal-insulated cotton, carry on spacing fixedly to the laser displacement sensor body through the limiting plate, make laser displacement sensor body and thermal-insulated cotton in close contact with, prevent that the heat from getting into inside from filter hole and laser emission hole, be equipped with overheated warning subassembly simultaneously, can report to the police when thermal-insulated shell is inside overheated, it is very convenient to use to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laser displacement sensor with thermal-insulated protect function, includes thermal-insulated shell and laser displacement sensor body, the laser displacement sensor body is arranged in thermal-insulated shell, it has filter hole and laser emission hole to open on the left side on the thermal-insulated shell, thermal-insulated shell left side inner wall bonds there is thermal-insulated cotton, thermal-insulated shell right side threaded rod passes, the spiro union between threaded rod and the thermal-insulated shell, the threaded rod left end rotates and is connected with the limiting plate, it has the cushion to bond on the limiting plate, the cushion contacts with laser displacement sensor body right side outer wall, the diapire is opened in the thermal-insulated shell has snakelike caulking groove, be equipped with the coiled pipe in the snakelike caulking groove, the one end of coiled pipe is connected with the inlet tube, the other end of coiled pipe is connected with the outlet pipe.

Preferably, the overheating alarm assembly comprises an alarm shell, the alarm shell is fixedly connected with the inner wall of the heat insulation shell, a cylinder is inserted into the alarm shell, a piston is arranged in the cylinder, mercury is filled between the piston and the cylinder, a control rod is fixedly connected onto the piston, an insulating plate is fixed at the end of the control rod and connected with the inner wall of the alarm shell through a spring, a first electric contact block is arranged on the insulating plate, an insulating seat is fixedly connected onto the inner wall of the alarm shell, a second electric contact block is arranged on the insulating seat and corresponds to the first electric contact block.

Preferably, the right side of the heat insulation shell is provided with a storage battery and an alarm, the anode of the storage battery is electrically connected with the alarm and the first electric contact block, and the cathode of the storage battery is electrically connected with the second electric contact block.

Preferably, the right end of the threaded rod is fixedly connected with a screwing rod.

Preferably, the coiled pipe is a copper pipe.

Preferably, the water inlet pipe is connected with the external water tank through an external water pump.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is not only novel structure, insulate against heat through thermal-insulated shell and thermal-insulated cotton, carry out spacing fixed to the laser displacement sensor body through the limiting plate, make laser displacement sensor body and thermal-insulated cotton in close contact with, prevent that the heat from inside filter hole and the entering of laser emission hole, be equipped with the overheated warning subassembly simultaneously, can report to the police when thermal-insulated shell is inside overheated, it is very convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the caulking groove structure of the present invention;

fig. 3 is the structural schematic diagram of the overheating alarm component of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a laser displacement sensor with thermal insulation protection function, which comprises: the laser displacement sensor comprises a heat insulation shell 1 and a laser displacement sensor body 2, wherein the laser displacement sensor body 2 is arranged in the heat insulation shell 1, a filter hole 12 and a laser emission hole 11 are formed in the left side of the heat insulation shell 1, the laser sensor body 2 is convenient to measure, heat insulation cotton 10 is bonded on the left inner wall of the heat insulation shell 1, the heat insulation effect can be achieved, a threaded rod 7 penetrates through the right side of the heat insulation shell 1, the threaded rod 7 is in threaded connection with the heat insulation shell 1, the left end of the threaded rod 7 is rotatably connected with a limiting plate 6 through a bearing, a cushion 9 is bonded on the limiting plate 6 and is prevented from damaging the laser displacement sensor body 2, the cushion 9 is in contact with the right outer wall of the laser displacement sensor body 2, a snake-shaped caulking groove 14 is formed in the inner bottom wall of the heat insulation shell 1, a snake-shaped pipe 13 is arranged, the cooling water enters the coiled pipe 13 through the water inlet pipe 15, and the other end of the coiled pipe 13 is connected with the water outlet pipe 16. The cooling water is discharged through the water outlet pipe 16, the overheating alarm component 3 is arranged in the heat insulation shell 1, and the alarm can be given when the heat insulation shell 1 is overheated.

Wherein, the overheating alarm component 3 comprises an alarm shell 31, the alarm shell 31 is fixedly connected with the inner wall of the heat insulation shell 1, a cylinder 32 is inserted on the alarm shell 31, a piston 39 is arranged in the cylinder 32, the piston 39 is in sliding contact with the inner wall of the cylinder 32, mercury 310 is filled between the piston 39 and the cylinder 32, a control rod 38 is fixedly connected on the piston 39, an insulating plate 33 is fixed at the end part of the control rod 38, the insulating plate 33 is connected with the inner wall of the alarm shell 31 through a spring 34, a first electric contact block 37 is arranged on the insulating plate 33, an insulating seat 35 is fixedly connected with the inner wall of the alarm shell 31, a second electric contact block 36 is arranged on the insulating seat 35, the second electric contact block 36 corresponds to the first electric contact block 37, a storage battery 4 and an alarm 5 are arranged on the right side of the heat insulation shell 1, the alarm 5 is a buzzer, and the, the negative pole of the battery 4 is electrically connected to the second electrical contact pad 36.

The right end of the threaded rod 7 is fixedly connected with a screwing rod 8, so that the threaded rod 7 can be conveniently rotated; the coiled pipe 13 is a copper pipe, so that the heat conduction effect is good, and the heat transfer is convenient; the inlet pipe 15 is connected to an external water tank by an external water pump.

The specific working principle is as follows:

when the laser displacement sensor is used, the laser displacement sensor body 2 is arranged in the heat insulation shell 1, the filter lens and the emission head of the laser displacement sensor body 2 respectively correspond to the filter lens hole 12 and the laser emission hole 11, the threaded rod 7 is rotated through the screwing rod 8, the threaded rod 7 pushes the limiting plate 6 to move, the limiting plate 6 limits and fixes the laser displacement sensor body 2, the laser displacement sensor body 2 is in close contact with the heat insulation cotton 10, when the laser displacement sensor works, cooling water enters the coil pipe 14 through the water inlet pipe 15, the cooling water absorbs heat in the heat insulation shell 1, the coil pipe 14 can increase the flowing time of the cooling water, the heat absorption effect is good, when the temperature in the heat insulation shell 1 is overhigh, the mercury 310 is heated to expand, the mercury 310 pushes the control rod 38 to move through the piston 39, the control rod 28 drives the insulating plate 33 to move, the spring 34 is compressed, the first electric contact block 37 is in contact with the second, the alarm 5 sounds to remind the worker that the temperature inside the heat insulation shell 1 is too high and needs to be noticed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a laser displacement sensor with thermal-insulated protect function, includes thermal-insulated shell (1) and laser displacement sensor body (2), its characterized in that: laser displacement sensor body (2) are arranged in thermal-insulated shell (1), it has filter hole (12) and lasing hole (11) to open on the left side on thermal-insulated shell (1), thermal-insulated shell (1) left side inner wall bonds and has thermal-insulated cotton (10), thermal-insulated shell (1) right side threaded rod (7) pass, spiro union between threaded rod (7) and thermal-insulated shell (1), threaded rod (7) left end rotates and is connected with limiting plate (6), it has cushion (9) to bond on limiting plate (6), cushion (9) contact with laser displacement sensor body (2) right side outer wall, open at thermal-insulated shell (1) inner bottom wall has snakelike caulking groove (14), be equipped with coiled pipe (13) in snakelike caulking groove (14), the one end and inlet tube (15) of coiled pipe (13) are to being connected, the other end and outlet pipe (16) of coiled pipe (13) are connected, an overheating alarm assembly (3) is arranged in the heat insulation shell (1).

2. The laser displacement sensor with the heat insulation protection function according to claim 1, characterized in that: the overheating alarm component (3) comprises an alarm shell (31), the alarm shell (31) is fixedly connected with the inner wall of the heat insulation shell (1), a cylinder (32) is inserted on the alarm shell (31), a piston (39) is arranged in the cylinder (32), mercury (310) is filled between the piston (39) and the cylinder (32), a control rod (38) is fixedly connected to the piston (39), an insulating plate (33) is fixed at the end part of the control rod (38), the insulating plate (33) is connected with the inner wall of the alarm shell (31) through a spring (34), a first electric contact block (37) is arranged on the insulating plate (33), an insulating seat (35) is fixedly connected with the inner wall of the alarm shell (31), and a second electric contact block (36) is arranged on the insulating seat (35), and the second electric contact block (36) corresponds to the first electric contact block (37).

3. The laser displacement sensor with the heat insulation protection function according to claim 1, characterized in that: thermal-insulated shell (1) right side is equipped with battery (4) and alarm (5), the electricity is connected between the positive pole of battery (4) and alarm (5) and first electric contact piece (37), the electricity is connected between battery (4) negative pole and second electric contact piece (36).

4. The laser displacement sensor with the heat insulation protection function according to claim 1, characterized in that: the right end of the threaded rod (7) is fixedly connected with a screwing rod (8).

5. The laser displacement sensor with the heat insulation protection function according to claim 1, characterized in that: the coiled pipe (13) is a copper pipe.

6. The laser displacement sensor with the heat insulation protection function according to claim 1, characterized in that: the water inlet pipe (15) is connected with an external water tank through an external water pump.

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