CN217276534U

CN217276534U - Safe wear-resisting compound explosion-proof thermocouple

Info

Publication number: CN217276534U
Application number: CN202220763132.XU
Authority: CN
Inventors: 高月玲; 冀叶洪
Original assignee: Jiangsu Henghe Group Co ltd
Current assignee: Jiangsu Henghe Group Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-23
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a safe wear-resistant composite type explosion-proof thermocouple, which relates to the technical field of explosion-proof thermocouples and aims at solving the problem that the existing thermocouples with the same size cannot be used on the conveyor belts with different widths, the following proposal is proposed, which comprises a shell, an opening is arranged at one side of the shell, a sliding bracket is slidably connected at the inner side of the shell, a push rod which is slidably connected with the shell is fixedly connected at one side of the sliding bracket away from the opening, a plurality of positioning holes are arranged on the push rod, a fixed sleeve is fixedly connected at the inner side of the shell, a pull rod which is slidably connected with the upper side of the shell is movably arranged at the inner side of the fixed sleeve, and a positioning head which is matched with the positioning holes is fixedly connected at the lower end of the pull rod. The application range of the thermocouple is improved.

Description

Safe wear-resisting compound explosion-proof thermocouple

Technical Field

The utility model relates to an explosion-proof thermocouple technical field especially relates to a safe wear-resisting compound explosion-proof thermocouple.

Background

With the rapid development of social economy, the thermocouple is a commonly used temperature measuring element in a temperature measuring instrument, directly measures temperature, converts a temperature signal into a thermal electromotive force signal, and converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument.

The thermocouples are generally directly fixed on two sides of the conveying belt and are in contact with the surface of an object to detect the temperature of the object, but the widths of a plurality of conveying belts are different, so that thermocouples with different sizes are required to be used on the conveying belts with different widths, the thermocouples are inconvenient to use, and a safe wear-resistant composite type explosion-proof thermocouple is required at present

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of safe wear-resisting compound explosion-proof thermocouple has solved on different width conveyer belts, the unable problem of thermocouple of the same size.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a safe wear-resistant composite type explosion-proof thermocouple comprises a shell, wherein an opening is formed in one side of the shell, the inner side of the shell is connected with a sliding bracket in a sliding way, one side of the sliding bracket far away from the opening is fixedly connected with a push rod which is connected with the shell in a sliding way, the push rod is provided with a plurality of positioning holes, the inner side of the shell is fixedly connected with a fixed sleeve, the inner side of the fixed sleeve is movably provided with a pull rod which is connected with the upper side of the shell in a sliding way, the lower end of the pull rod is fixedly connected with a positioning head matched with the positioning hole, the upper side of the positioning head is fixedly connected with a compression spring fixedly connected with the inner side of the shell, one side of the sliding support close to the opening is fixedly connected with a rotating shaft, a rotating ball is rotatably sleeved on the rotating shaft, the outer side of the rotating ball is fixedly connected with a plurality of temperature sensors, and the middle of the rotating shaft is fixedly connected with a transmission mechanism.

Preferably, the transmission mechanism comprises a transmission wire fixedly connected with the inside of the rotating shaft, the transmission wire is electrically connected with a plurality of trigger pieces, the trigger pieces are matched with the temperature sensor, and the other end of the transmission wire is electrically connected with a display screen positioned on the outer side of the shell.

Preferably, the sliding support adopts a U-shaped structure, and a heat insulation layer is arranged on the inner side of the shell.

Preferably, the lower side of the shell is fixedly connected with a fixing rod, and the lower end of the fixing rod is provided with a power line.

Preferably, the outer side of the fixing rod is rotatably sleeved with a protective sleeve, and one side of the protective sleeve is fixedly connected with a fixing support.

Preferably, one end of the push rod penetrates through the shell, and one end of the push rod is fixedly connected with a handle located on the outer side of the shell.

The utility model has the advantages that:

1. through the pulling pull rod, then promote the push rod, just can make the sliding bracket slide in the inboard of casing, and then make the rolling ball roll-off casing of sliding bracket one end, then loosen the pull rod, make the locating head of pull rod lower extreme and the locating hole cooperation above the push rod, just can make the push rod fix the inboard at the casing, and then make sliding bracket and rolling ball fix the one side at the casing, prevent when detecting, the rolling ball contacts with the object, make sliding bracket slide into the inboard of casing, influence the detection of rolling ball and next object, can adjust the position of temperature sensor roll-off casing above the rolling ball simultaneously, and then make the object above the conveyer belt of different widths all can detect, improve and detect accommodation.

2. Through the lag, can protection device's safety, prevent that the object from striking the thermocouple for the thermocouple damages, through the inboard insulating layer of casing, can prevent that ambient temperature from transmitting inside, prevent to damage inside wire, improve the life of device, through the rolling ball, can be so that temperature sensor and object contact are rolling contact, reduce the frictional force between temperature sensor and the object, improve the wearability of thermocouple, easy operation, convenient to use.

Drawings

Fig. 1 is a schematic sectional view of a safety wear-resistant composite explosion-proof thermocouple according to the present invention;

fig. 2 is a partially enlarged schematic view of a safe wear-resistant composite explosion-proof thermocouple provided by the utility model;

fig. 3 is an enlarged schematic view of a position a of the safety wear-resistant composite explosion-proof thermocouple provided by the utility model;

fig. 4 is an enlarged schematic view of the point B of the safety wear-resistant composite explosion-proof thermocouple provided by the utility model.

The reference numbers in the figures: 1. a housing; 2. positioning holes; 3. a push rod; 4. a fixing rod; 5. a protective sleeve; 6. a sliding support; 7. rotating the ball; 8. a temperature sensor; 9. a rotating shaft; 10. a trigger; 11. a transmission wire; 12. a pull rod; 13. a compression spring; 14. fixing a sleeve; 15. and (6) positioning the head.

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.

Referring to fig. 1-4, a safe wear-resistant composite type explosion-proof thermocouple comprises a shell 1, an opening is arranged on one side of the shell 1, a sliding support 6 is slidably connected to the inner side of the shell 1, a push rod 3 slidably connected to the shell 1 is fixedly connected to one side of the sliding support 6 away from the opening, a plurality of positioning holes 2 are formed in the push rod 3, a fixing sleeve 14 is fixedly connected to the inner side of the shell 1, a pull rod 12 slidably connected to the upper side of the shell 1 is movably arranged on the inner side of the fixing sleeve 14, a positioning head 15 matched with the positioning holes 2 is fixedly connected to the lower end of the pull rod 12, a compression spring 13 fixedly connected to the inner side of the shell 1 is fixedly connected to the upper side of the positioning head 15, a rotating shaft 9 is fixedly connected to one side of the sliding support 6 close to the opening, a rotating ball 7 is rotatably sleeved on the rotating shaft 9, a plurality of temperature sensors 8 are fixedly connected to the outer side of the rotating ball 7, and a transmission mechanism is fixedly connected to the middle of the rotating shaft 9, by pulling the pull rod 12 and then pushing the push rod 3, the sliding support 6 can slide on the inner side of the shell 1, and further the rotating ball 7 at one end of the sliding support 6 slides out of the shell 1, and then the pull rod 12 is loosened, so that the positioning head 15 at the lower end of the pull rod 12 is matched with the positioning hole 2 on the push rod 3, and the push rod 3 can be fixed on the inner side of the shell 1, and further the sliding support 6 and the rotating ball 7 are fixed on one side of the shell 1, and therefore, the rotating ball 7 is prevented from contacting with an object in the detection process, the sliding support 6 slides into the inner side of the shell 1, the detection of the rotating ball 7 and the next object is influenced, meanwhile, the position of the temperature sensor 8 on the rotating ball 7 sliding out of the shell 1 can be adjusted, further, the objects at different positions can be detected, the detection adaptive range is improved, and the safety of the device can be protected by the protective sleeve 5, prevent that the object from striking the thermocouple for the thermocouple damages, through the insulating layer of casing 1 inboard, can prevent that ambient temperature from transmitting inside, prevents to damage inside wire, improves the life of device, through rolling ball 7, can be so that temperature sensor 8 and object contact are rolling contact, reduce the frictional force between temperature sensor 8 and the object, improve the wearability of thermocouple, easy operation, convenient to use.

Transmission device includes transmission wire 11 with the inside fixed connection of axis of rotation 9, and electric connection has a plurality of trigger 10 on transmission wire 11, triggers 10 and the cooperation of temperature sensor 8, and transmission wire 11's other end electric connection has the display screen that is located the casing 1 outside.

The sliding support 6 adopts a U-shaped structure, and the inner side of the shell 1 is provided with a heat insulation layer.

The lower side of the shell 1 is fixedly connected with a fixing rod 4, and the lower end of the fixing rod 4 is provided with a power line.

The outside of dead lever 4 is rotated and is cup jointed lag 5, and one side fixedly connected with fixed bolster of lag 5.

One end of the push rod 3 penetrates through the shell 1, and one end of the push rod 3 is fixedly connected with a handle positioned on the outer side of the shell 1.

The working principle is as follows: by pulling the pull rod 12 and then pushing the push rod 3, the sliding support 6 can slide on the inner side of the shell 1, and further the rotating ball 7 at one end of the sliding support 6 slides out of the shell 1, and then the pull rod 12 is loosened, so that the positioning head 15 at the lower end of the pull rod 12 is matched with the positioning hole 2 on the push rod 3, and the push rod 3 can be fixed on the inner side of the shell 1, and further the sliding support 6 and the rotating ball 7 are fixed on one side of the shell 1, and therefore, the rotating ball 7 is prevented from contacting with an object in the detection process, the sliding support 6 slides into the inner side of the shell 1, the detection of the rotating ball 7 and the next object is influenced, meanwhile, the position of the temperature sensor 8 on the rotating ball 7 sliding out of the shell 1 can be adjusted, further, the objects at different positions can be detected, the detection adaptive range is improved, and the safety of the device can be protected by the protective sleeve 5, prevent that the object from striking the thermocouple for the thermocouple damages, through the insulating layer of casing 1 inboard, can prevent that ambient temperature from transmitting inside, prevents to damage inside wire, improves the life of device, through rolling ball 7, can be so that temperature sensor 8 and object contact are rolling contact, reduce the frictional force between temperature sensor 8 and the object, improve the wearability of thermocouple, easy operation, convenient to use.

In the description of the present invention, it is to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a safe wear-resisting compound explosion-proof thermocouple, includes casing (1), its characterized in that, casing (1) one side is provided with the opening, the inboard sliding connection of casing (1) has sliding bracket (6), sliding bracket (6) keep away from open-ended one side fixedly connected with casing (1) sliding connection's push rod (3), a plurality of locating holes (2) have been seted up on push rod (3), the inboard fixedly connected with fixed cover (14) of casing (1), the inboard activity of fixed cover (14) is provided with pull rod (12) with casing (1) upside sliding connection, the lower extreme fixedly connected with of pull rod (12) and locating hole (2) complex location head (15), the upside fixedly connected with of location head (15) and casing (1) inboard fixedly connected with compress spring (13), sliding bracket (6) are close to open-ended one side fixedly connected with axis of rotation (9), the rotating shaft (9) is rotatably sleeved with a rotating ball (7), the outer side of the rotating ball (7) is fixedly connected with a plurality of temperature sensors (8), and the middle of the rotating shaft (9) is fixedly connected with a transmission mechanism.

2. A safe, wear-resistant and composite type anti-explosion thermocouple according to claim 1, wherein the transmission mechanism comprises a transmission lead (11) fixedly connected with the inside of the rotating shaft (9), the transmission lead (11) is electrically connected with a plurality of triggering parts (10), the triggering parts (10) are matched with the temperature sensor (8), and the other end of the transmission lead (11) is electrically connected with a display screen positioned on the outer side of the shell (1).

3. A safe wear-resistant composite type explosion-proof thermocouple according to claim 1, characterized in that the sliding bracket (6) is of a U-shaped structure, and a heat insulating layer is provided inside the housing (1).

4. A safe, wear-resistant and composite type anti-explosion thermocouple as claimed in claim 1, wherein a fixing rod (4) is fixedly connected to the lower side of the housing (1), and a power line is provided at the lower end of the fixing rod (4).

5. The safety wear-resistant composite type anti-explosion thermocouple according to claim 4, wherein a protective sleeve (5) is rotatably sleeved on the outer side of the fixing rod (4), and a fixing bracket is fixedly connected to one side of the protective sleeve (5).

6. A safe, wear-resistant and composite type anti-explosion thermocouple according to claim 1, characterized in that one end of the push rod (3) penetrates through the housing (1), and one end of the push rod (3) is fixedly connected with an outside handle positioned on the housing (1).