CN213543828U

CN213543828U - Shock-resistant transmitter

Info

Publication number: CN213543828U
Application number: CN202023146342.4U
Authority: CN
Inventors: 陈国丽
Original assignee: Weiman Tianjin Automation Technology Co ltd
Current assignee: Weiman Tianjin Automation Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-06-25
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a shock-resistant transmitter, which comprises a transmitter main body, wherein the middle part of the front wall of the transmitter main body is provided with protective glass, a plurality of protective pads are fixedly arranged at the edge part of the front wall of the transmitter main body, and a heat insulation mechanism is fixedly arranged at the bottom end of the transmitter main body; the utility model has the advantages that: the utility model relates to a changer that shocks resistance, can protect temperature sensor through the protecting tube, can support the protecting tube through the reinforcing ring, improve the shock resistance of protecting tube, can protect the display screen of changer main part inner through protection glass, can protect protection glass through the protection pad, can play thermal-insulated effect through thermal-insulated mechanism, when short time detection high temperature medium, can seal inlet tube and drain pipe through the end cap, seal the liquid of packing high specific heat capacity in preceding annular cavity, play the thermal-insulated effect of short time, prevent that high temperature from damaging inside wire.

Description

Shock-resistant transmitter

Technical Field

The utility model relates to a changer, in particular to changer that shocks resistance.

Background

The temperature transmitter adopts a thermocouple and a thermal resistor as temperature measuring elements, signals output by the temperature measuring elements are sent to a transmitter module, the signals are converted into 4-20 mA current signals 0-5V/0-10V voltage signals which are in linear relation with the temperature after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, V/I conversion, constant current and reverse protection, RS485 digital signals are output, common transmitters usually only adopt a cold end to insulate heat, the heat insulation effect is poor, and when a medium with higher temperature is detected, the high temperature easily causes the damage of internal wires.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a changer that shocks resistance to solve the problem that common changer that proposes among the above-mentioned background art leads to inside wire to damage easily when detecting the medium of higher temperature.

In order to achieve the above object, the utility model provides a following technical scheme: the shock-resistant transmitter comprises a transmitter main body, wherein the middle part of the front wall of the transmitter main body is provided with a protective glass, the edge part of the front wall of the transmitter main body is fixedly provided with a plurality of protective pads, the bottom end of the transmitter main body is fixedly provided with a heat insulation mechanism, the heat insulation mechanism comprises an inner pipe, an outer pipe, two sealing rings, a water inlet pipe and a water outlet pipe, the top ends of the inner pipe and the outer pipe are fixedly connected with the bottom end of the transmitter main body, the inner pipe is positioned at the inner end of the outer pipe, the two sealing rings are respectively and fixedly arranged at the top end and the bottom end of the inner cavity of the outer pipe, a water inlet pipe is fixedly arranged at the bottom of the outer wall of the outer pipe, a water outlet pipe is fixedly arranged at the top of the outer wall of the outer pipe, the inner pipe, the outer pipe and the two sealing rings form an annular cavity, the bottom end of the inner pipe is fixedly provided with a protection pipe, and the bottom of the inner end of the protection pipe is fixedly provided with a temperature sensor.

As an optimized technical scheme of the utility model, the inner slidable mounting of protecting tube has a plurality of to consolidate the ring.

As an optimized technical scheme of the utility model, the inner packing of reinforcement ring has the insulating layer.

As an optimal technical scheme of the utility model, the inner of inner tube is equipped with the wire, the bottom and the temperature sensor electric connection of wire.

As an optimized technical scheme of the utility model, the inner of inlet tube and drain pipe all can be dismantled and install the end cap.

As an optimized technical proposal of the utility model, the protective glass is double-layer laminated glass.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a changer that shocks resistance, can protect temperature sensor through the protecting tube, can support the protecting tube through the reinforcing ring, improve the shock resistance of protecting tube, can protect the display screen of changer main part inner through protection glass, can protect protection glass through the protection pad, can play thermal-insulated effect through thermal-insulated mechanism, when short time detection high temperature medium, can seal inlet tube and drain pipe through the end cap, seal the liquid of packing high specific heat capacity in preceding annular cavity, play the thermal-insulated effect of short time, prevent that high temperature from damaging inside wire.

Drawings

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

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of a portion B of fig. 2.

In the figure: 1. a transmitter body; 2. protective glass; 3. a protective pad; 4. a heat insulation mechanism; 41. an inner tube; 42. an outer tube; 43. a seal ring; 44. a water inlet pipe; 45. a drain pipe; 5. an annular cavity; 6. a protective tube; 7. a temperature sensor; 8. a reinforcing ring; 9. a thermal insulation layer; 10. a wire; 11. and (7) a plug.

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. 1-4, the present invention provides a shock-resistant transmitter, which includes a transmitter main body 1, a protective glass 2 is disposed in the middle of the front wall of the transmitter main body 1, a display screen at the inner end of the transmitter main body 1 can be protected by the protective glass 2, a plurality of protective pads 3 are fixedly mounted on the edge of the front wall of the transmitter main body 1, the protective pads 3 are made of rubber material and can prevent the protective glass 2 from being impacted, a heat insulation mechanism 4 is fixedly mounted at the bottom end of the transmitter main body 1, the heat insulation mechanism 4 can insulate heat and prevent the heat from damaging the inner wire 10, the heat insulation mechanism 4 includes an inner tube 41, an outer tube 42, two sealing rings 43, a water inlet tube 44 and a water outlet tube 45, the top ends of the inner tube 41 and the outer tube 42 are fixedly connected with the bottom end of the transmitter main body 1, the inner tube 41 is located at the inner end, the bottom fixed mounting of outer tube 42 outer wall has inlet tube 44, the top fixed mounting of outer tube 42 outer wall has drain pipe 45, inner tube 41, outer tube 42 and two sealing rings 43 constitute annular cavity 5, can be through inlet tube 44 to the interior water injection of annular cavity 5, and circulate through drain pipe 45, thereby play water-cooling effect, the bottom fixed mounting of inner tube 41 has protective tube 6, inside temperature sensor 7 can be protected to protective tube 6, the bottom fixed mounting in protective tube 6 the inner has temperature sensor 7, temperature sensor 7's model is TC620CEOA, can detect the temperature.

Preferably, the inner slidable mounting of protective tube 6 has a plurality of reinforcement ring 8, the inner packing of reinforcement ring 8 has insulating layer 9, insulating layer 9 is the asbestos material, the inner of inner tube 41 is equipped with wire 10, the bottom and the 7 electric connection of temperature sensor of wire 10, temperature sensor 7 passes through wire 10 and gives signal transmission to changer main part 1, show from the display screen after signal conversion, inlet tube 44 and drain pipe 45's the equal demountable installation in inner have end cap 11, end cap 11 realizes the demountable connection through piston connection's mode, when short time detects high temperature medium, can seal inlet tube 44 and drain pipe 45 through end cap 11, fill the liquid of high-capacity specific heat to annular cavity 5 before sealing, play the thermal-insulated effect of short time, protective glass 2 is double-deck doubling laminated glass, in order to improve the protecting effect.

When the shock-resistant transmitter is used specifically, the shock-resistant transmitter can protect the temperature sensor 7 through the protective pipe 6, the protective pipe 6 can be supported through the reinforcing ring 8, the shock resistance of the protective pipe 6 is improved, the display screen at the inner end of the transmitter main body 1 can be protected through the protective glass 2, the protective glass 2 can be protected through the protective pad 3, the heat insulation effect can be achieved through the heat insulation mechanism 4, the internal wire 10 is prevented from being damaged by high temperature, water can be injected into the annular cavity 5 through the water inlet pipe 44 during use, the water circulates through the water drain pipe 45, the water cooling effect is achieved, the inner ends of the water inlet pipe 44 and the water drain pipe 45 can be detachably provided with the plug 11, when high-temperature media are detected in a short time, the water inlet pipe 44 and the water drain pipe 45 can be sealed through the plug 11, and the liquid with high specific heat capacity is filled, the function of short-time heat insulation is achieved.

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 changer that shocks resistance, includes changer main part (1), its characterized in that, the middle part of changer main part (1) front wall is provided with cover glass (2), limit portion fixed mounting of changer main part (1) front wall has a plurality of protection pad (3), the bottom fixed mounting of changer main part (1) has thermal-insulated mechanism (4), thermal-insulated mechanism (4) include inner tube (41), outer tube (42), two sealing rings (43), inlet tube (44) and drain pipe (45), the top of inner tube (41) and outer tube (42) all with the bottom fixed connection of changer main part (1), inner tube (41) are located the inner of outer tube (42), two sealing rings (43) fixed mounting respectively in the top and the bottom of outer tube (42) inner chamber, the bottom fixed mounting of outer tube (42) outer wall has inlet tube (44), the top fixed mounting of outer tube (42) outer wall has drain pipe (45), inner tube (41), outer tube (42) and two sealing rings (43) constitute toroidal cavity (5), the bottom fixed mounting of inner tube (41) has protecting tube (6), the bottom fixed mounting of protecting tube (6) inner has temperature sensor (7).

2. An impact resistant transmitter as recited in claim 1, wherein: the inner end of the protective pipe (6) is provided with a plurality of reinforcing rings (8) in a sliding way.

3. An impact resistant transmitter as recited in claim 2, wherein: the inner end of the reinforcing ring (8) is filled with a heat insulation layer (9).

4. An impact resistant transmitter as recited in claim 1, wherein: the inner end of the inner pipe (41) is provided with a lead (10), and the bottom end of the lead (10) is electrically connected with the temperature sensor (7).

5. An impact resistant transmitter as recited in claim 1, wherein: the inner ends of the water inlet pipe (44) and the water outlet pipe (45) are both detachably provided with plugs (11).

6. An impact resistant transmitter as recited in claim 1, wherein: the protective glass (2) is double-layer laminated glass.