CN212254394U

CN212254394U - High-precision platinum resistance thermometer

Info

Publication number: CN212254394U
Application number: CN202021085668.8U
Authority: CN
Inventors: 陈圣明; 吴国静; 赵琦
Original assignee: Hebei Qianji Testing Technology Service Co ltd
Current assignee: Hebei Qianji Testing Technology Service Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2020-12-29
Anticipated expiration: 2030-06-13

Abstract

The utility model discloses a high-precision platinum resistance thermometer, which comprises a protective shell and a protective face mask, wherein the inner part of the protective shell is slidably connected with a thermometer body, the bottom end of the protective shell is fixedly provided with a supporting framework, the inner part of the supporting framework is provided with a rolling device, one side of the supporting framework is connected with a lead by being provided with a round hole in an inserting way, one end of the lead is fixedly connected with a thermal resistance detection end, and the joint of the thermal resistance detection end and the lead is fixedly provided with an insulating handle, the utility model has the advantages that the rolling device is arranged to facilitate the manual rotation of a hand wheel, the rolling of the lead is realized by a twisted gear shaft, the occupied space of the lead is reduced, the lead is prevented from being dragged, the whole thermometer can be conveniently carried by an elastic handle, the practicability is strong, and the protective effect on the thermometer body is improved by the protective shell, prevent that its display instrument from taking place the fracture damage, lead to unable normal reading.

Description

High-precision platinum resistance thermometer

Technical Field

The utility model relates to a thermoscope, in particular to high accuracy platinum resistance thermoscope.

Background

The thermometer is one kind of thermometer, and it uses infrared transmission digital principle to sense the surface temperature of object, so that it is convenient to operate, especially for measuring high-temperature object. The method is widely applied to the measurement of the surface temperature of various objects such as steel casting, furnace temperature, machine parts, glass, room temperature, body temperature and the like. Infrared thermometers are used more often.

The platinum resistance thermometer is a commonly used thermodetector, has the advantage of high accuracy stable performance, and current platinum resistance thermometer still has some weak points, because connecting wire lacks the coiling mechanism, and cable length is longer, relatively drags when leading to carrying, and it is inconvenient to use, and current platinum resistance thermometer lacks protection device simultaneously, and the display instrument of platinum resistance thermometer collides easily and breaks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy platinum resistance thermoscope to solve the problem that lacks the coiling mechanism, lacks protection device that proposes in 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 high accuracy platinum resistance thermoscope, includes protective housing and protective face guard, protective housing's inside sliding connection has the thermoscope body, protective housing's positive opening part is connected with the protective face guard block, protective housing's bottom fixed mounting has a supporting framework, supporting framework's internally mounted has the coiling mechanism, one side of supporting framework alternates through the round hole of seting up and is connected with the wire, the one end fixedly connected with thermal resistance sense terminal of wire, the fixed insulating handle that is equipped with in junction of thermal resistance sense terminal and wire, the equal fixed mounting in middle part of protective housing both sides has the heat dissipation window.

As the utility model discloses a preferred technical scheme, coiling mechanism is including fixed first otic placode and the second otic placode that sets up inside the supporting framework, all be connected with the hank tooth axle through the carousel rotation between first otic placode and the second otic placode, first otic placode and supporting framework and fixedly connected with hand wheel are passed to the one end of hank tooth axle, the hank tooth axle is connected with the wire winding.

As an optimal technical scheme of the utility model, the positive both sides of protective face mask are equipped with transparent window and button lag respectively, transparent window and button lag correspond with positive display screen of thermoscope body and button respectively and are connected.

As a preferred technical scheme of the utility model, one side fixed mounting of support chassis has the protection draw-in groove, the protection draw-in groove is connected with insulating handle block.

As an optimal technical scheme of the utility model, protective housing's external fixation is equipped with a plurality of strengthening rib areas.

As an optimized technical scheme of the utility model, the middle part fixed mounting on protective housing top has the elasticity handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model relates to a high accuracy platinum resistance thermoscope, through the coiling mechanism that is equipped with, the manual hand wheel that rotates of being convenient for realizes the rolling to the wire through the hank pinion, reduces the occupation space of wire, avoids the wire dilatory, can conveniently carry whole thermoscope through the elasticity handle, and the practicality is strong.

2. The utility model relates to a high accuracy platinum resistance thermoscope, through protective housing, protective face guard and the strengthening rib area that is equipped with, improve the guard action to the thermoscope body, prevent that its display instrument from taking place the fracture damage, lead to unable normal reading.

Drawings

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

fig. 2 is a schematic structural view of the winding device of the present invention;

fig. 3 is a schematic view of the exploded structure of the protective casing and the protective mask of the present invention.

In the figure: 1. a protective housing; 2. a support framework; 3. a protective mask; 4. a hand wheel; 5. a protective clamping groove; 6. a wire; 7. an insulated handle; 8. a thermal resistance detection terminal; 9. an elastic handle; 10. a reinforcing rib band; 11. a first ear plate; 12. a second ear panel; 13. a hinge gear shaft; 14. a turntable; 15. a thermometer body; 16. a heat dissipation window; 17. a transparent window; 18. a button protecting sleeve.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a technical solution of a high precision platinum resistance thermometer:

according to fig. 1-3, including protecting sheathing 1 and protective facial mask 3, the inside sliding connection of protecting sheathing 1 has thermoscope body 15, the positive opening part of protecting sheathing 1 is connected with protective facial mask 3 block, the bottom fixed mounting of protecting sheathing 1 has supporting framework 2, the internally mounted of supporting framework 2 has the coiling mechanism, one side of supporting framework 2 alternates through the round hole of seting up and is connected with wire 6, the one end fixedly connected with thermal resistance detection end 8 of wire 6, the fixed insulating handle 7 that is equipped with in junction of thermal resistance detection end 8 and wire 6, the equal fixed mounting in middle part of protecting sheathing 1 both sides has heat dissipation window 16.

According to the figures 1 and 2, the winding device comprises a first ear plate 11 and a second ear plate 12 which are fixedly arranged inside a supporting framework 2, a twisting gear shaft 13 is rotatably connected between the first ear plate 11 and the second ear plate 12 through a turntable 14, one end of the twisting gear shaft 13 penetrates through the first ear plate 11 and the supporting framework 2 and is fixedly connected with a hand wheel 4, the twisting gear shaft 13 is connected with a lead 6 in a winding way so as to facilitate winding and winding of the lead 6, the hand operation is convenient, the use is convenient, a transparent window 17 and a button protecting sleeve 18 are respectively arranged on two sides of the front surface of a protecting mask 3, the transparent window 17 and the button protecting sleeve 18 are respectively correspondingly connected with a display screen and a button on the front surface of a thermometer body 15 so as to facilitate the protection of the display screen and the button on the front surface of the thermometer body 15 and avoid the damage, a protecting clamping groove 5 is fixedly arranged on one side of the supporting framework 2, and the, be convenient for card insulating handle 7 of post, reduce the occupation of land space, the fixed surface of protective housing 1 is equipped with a plurality of strengthening rib areas 10, improves protective housing 1's structural strength, and the middle part fixed mounting on protective housing 1 top has elasticity handle 9, is convenient for carry protective housing 1, conveniently carries.

When in specific use, the utility model relates to a high accuracy platinum resistance thermoscope, carry out the temperature measurement during operation, at first take out insulating handle 7 from protection draw-in groove 5, will pass through rotation hand wheel 4 again, make wire 6 grow, the staff supports skeleton 2 through the adjustment, make the steady placing in ground department of support skeleton 2, starting switch, the staff is through holding insulating handle 7, through thermal resistance detection end 8 contact testee, can carry out temperature detection, after the temperature measurement, reverse rotation hand wheel 4 rolls, through hank tooth axle 13 with wire 6 winding on the surface of hank tooth axle 13, reduce the occupation space of wire 6, avoid wire 6 to drag, block insulating handle 7 to protection draw-in groove 5 department again, at last through carrying up elasticity handle 9, conveniently carry whole thermoscope, therefore, the clothes hanger is strong in practicability, the utility model discloses a protective housing 1 that is equipped with, Protective face guard 3 and strengthening rib area 10 improve the guard action to thermoscope body 15, prevent that its display instrument from taking place the fracture damage, lead to unable normal reading.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy platinum resistance thermoscope, includes protecting sheathing (1) and protective face guard (3), its characterized in that, the inside sliding connection of protecting sheathing (1) has thermoscope body (15), the positive opening part of protecting sheathing (1) is connected with protective face guard (3) block, the bottom fixed mounting of protecting sheathing (1) has supporting framework (2), the internally mounted of supporting framework (2) has coiling mechanism, one side of supporting framework (2) is alternated through the round hole of seting up and is connected with wire (6), the one end fixedly connected with thermal resistance test end (8) of wire (6), the fixed insulating handle (7) that is equipped with in junction of thermal resistance test end (8) and wire (6), the equal fixed mounting in middle part of protecting sheathing (1) both sides has heat dissipation window (16).

2. A high accuracy platinum resistance thermometer according to claim 1, wherein: the winding device comprises a first lug plate (11) and a second lug plate (12) which are fixedly arranged inside a supporting framework (2), a hinge gear shaft (13) is rotatably connected between the first lug plate (11) and the second lug plate (12) through a turntable (14), one end of the hinge gear shaft (13) penetrates through the first lug plate (11) and the supporting framework (2) and is fixedly connected with a hand wheel (4), and the hinge gear shaft (13) is connected with a wire (6) in a winding manner.

3. A high accuracy platinum resistance thermometer according to claim 1, wherein: the front two sides of the protective face mask (3) are respectively provided with a transparent window (17) and a button protecting sleeve (18), and the transparent window (17) and the button protecting sleeve (18) are respectively and correspondingly connected with a display screen and a button on the front side of the thermometer body (15).

4. A high accuracy platinum resistance thermometer according to claim 1, wherein: one side fixed mounting of supporting framework (2) has protection draw-in groove (5), protection draw-in groove (5) are connected with insulating handle (7) block.

5. A high accuracy platinum resistance thermometer according to claim 1, wherein: a plurality of reinforcing rib belts (10) are fixedly arranged on the outer surface of the protective shell (1).

6. A high accuracy platinum resistance thermometer according to claim 1, wherein: an elastic handle (9) is fixedly arranged in the middle of the top end of the protective shell (1).