CN210221315U

CN210221315U - Shaft temperature alarm device with temperature relay

Info

Publication number: CN210221315U
Application number: CN201921358799.6U
Authority: CN
Inventors: Fubao Zhang; 张福宝
Original assignee: TIANJIN DKVE ANIMAL NUTRITION CO Ltd
Current assignee: TIANJIN DKVE ANIMAL NUTRITION CO Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-03-31
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a take temperature relay's axle temperature alarm device, including base, axle temperature measurement structure, pivot, bearing, fixing bolt, lead the temperature piece, lead temperature piece limit structure, limit structure piece, spring, slider and spout. The utility model has the advantages that: the utility model discloses an use temperature relay to carry out the monitoring of axle temperature, comparatively good temperature detection effect has been played, on the other hand, the bearing that the heat sink that leads that is connected with temperature relay cup joints in through the pivot carries out indirect axle temperature and measures, the rotation effect of pivot has been improved on the one hand, and temperature measuring device is fixed in pedestal mounting, the loss of device has been reduced, the service life is prolonged, when needs carry out the axle temperature and report to the police, thereby the spring can further exert pressure to leading the heat sink and increase temperature conduction effect, and do not need the device during operation, the slip slider can realize leading the heat sink and the separation by the measuring surface promptly, the use flexibility of this axle temperature alarm device has been improved.

Description

Shaft temperature alarm device with temperature relay

Technical Field

The utility model relates to an axle temperature alarm device specifically is a take temperature relay's axle temperature alarm device, belongs to mechanical production technical field.

Background

The shaft temperature alarm device is a device for monitoring the temperature of a rotating shaft and sending an alarm signal when the temperature is too high. In the current mechanical production activities, machines which work through power rotation are widely used, when a rotating shaft works, the temperature of the rotating shaft is possibly too high due to friction and the like generated by rotation, so that the deformation and even the breakage of elements are caused, the production activities are finally influenced, the production accidents are seriously and even possibly caused, and the shaft temperature alarm device is used in the production environment and alarms when the temperature of the rotating shaft is too high, so that the loss is avoided.

Traditional axle temperature alarm device directly sets up in the pivot, can increase the loss speed of device, reduces life, simultaneously because the temperature measurement mode difference of adoption probably arouses great measuring error, causes the wrong report to police.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a take temperature relay's axle temperature alarm device just in order to solve above-mentioned problem, can be quick lock the steel pipe fixedly, labour saving and time saving.

The utility model realizes the above purpose by the following technical proposal, a shaft temperature alarm device with a temperature relay, which comprises a base and a shaft temperature measuring structure arranged on the base, wherein the shaft temperature measuring structure comprises a rotating shaft, a bearing, a fixing bolt and a temperature-conducting sheet, four corners of the base are in threaded connection with four fixing bolts, the temperature-conducting sheet is rotatably connected on one bolt, the rotating shaft is in through connection with the base, the bearing is in socket connection with one end of the rotating shaft, one end of the temperature-conducting sheet is connected with a temperature-conducting sheet limiting structure, the temperature-conducting sheet limiting structure comprises a limiting structure block, a spring, a slide block clamping groove, a fixed clamping block, a slide groove and a bayonet, one end of the spring is fixedly connected with one end of the temperature-conducting sheet, the other end of the spring is fixedly connected with one end of the slide block, one side of the limiting structure block is provided with, the slider embedding sliding connection in the spout, the both sides of spout still are equipped with the slider draw-in groove, the slider draw-in groove with fixed fixture block mutually blocks and connects, fixed fixture block is located the one end of slider, the one end of limit structure piece has still been seted up the bayonet socket.

Preferably, in order to prevent the heat conducting plate from rubbing the contact surface to damage the component and improve the temperature conduction effect, the inner side wall of the bearing is fixedly connected to the side surface of one end of the rotating shaft, and the outer side of the bearing is fixedly connected to the base.

Preferably, in order to enable the temperature conduction end of the temperature conduction piece to be tightly attached to the outer surface of the bearing and improve the temperature conduction effect, the temperature conduction piece is of a sheet structure with two ends twisted by 90 degrees, and one end of the temperature conduction piece is abutted to the outer side of the bearing.

Preferably, in order to enable the spring to exert certain pressure on the temperature conducting sheet when the sliding block is clamped, so that the attaching degree of the temperature conducting sheet and the conducting surface is increased, the length of the sliding groove is greater than that of the spring, and when the fixed clamping block is located in the sliding block clamping groove, the length of the spring is smaller than the normal relaxation length of the spring.

Preferably, in order to fully fix the position of the spring and ensure that the effect is not affected, the slide block clamping groove and one end of the fixed clamping block are both in a triangular prism structure and have the same shape and size.

Preferably, in order to enable the sliding block to be limited at the tail end of the sliding groove and play a role of lifting the heat conducting sheet, the sectional area of the bayonet is smaller than that of the sliding block.

The utility model has the advantages that: the utility model monitors the shaft temperature by using the temperature relay, has relatively good temperature detection effect, on the other hand, the temperature-conducting sheet connected with the temperature relay carries out indirect shaft temperature measurement through the bearing sleeved on the rotating shaft, on one hand, the rotating effect of the rotating shaft is improved, the temperature measuring device is fixed on the base, the loss of the device is reduced, the service life is prolonged, the temperature conducting sheet is connected with the temperature conducting sheet limit structure, can simply realize the separation of the heat conducting sheet and the bearing surface, namely finish the temperature monitoring, improve the flexibility of the temperature alarm of the device, when the shaft temperature alarm is needed, the spring can further apply pressure to the temperature-conducting sheet so as to increase the temperature conduction effect, when the device does not work, the sliding block can realize the separation of the temperature guide sheet and the measured surface, and the use flexibility of the shaft temperature alarm device is improved.

Drawings

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

FIG. 2 is a schematic view of a connection structure of the shaft temperature measuring structure and the limiting structure of the thermal conductive sheet shown in FIG. 1;

fig. 3 is a schematic diagram of a limiting structure of the thermal fuse shown in fig. 1.

In the figure: 1. the base, 2, axle temperature measurement structure, 21, pivot, 22, bearing, 23, fixing bolt, 24, lead the temperature piece, 3, lead temperature piece limit structure, 31, limit structure piece, 32, spring, 33, slider, 34, slider draw-in groove, 35, fixed fixture block, 36, spout, 37, bayonet socket.

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, a shaft temperature alarm device with a temperature relay includes a base 1 and a shaft temperature measuring structure 2 installed on the base 1, and is characterized in that: the shaft temperature measuring structure 2 comprises a rotating shaft 21, a bearing 22, a fixing bolt 23 and a temperature guide sheet 24, four corners of the base 1 are in threaded connection with four fixing bolts 23, the temperature guide sheet 24 is rotationally connected to one of the bolts 23, the rotating shaft 21 is in through connection with the base 1, the bearing 22 is in socket connection with one end of the rotating shaft 21, one end of the temperature guide sheet 24 is connected with a temperature guide sheet limiting structure 3, the temperature guide sheet limiting structure 3 comprises a limiting structure block 31, a spring 32, a sliding block 33, a sliding block clamping groove 34, a fixing clamping block 35, a sliding groove 36 and a bayonet 37, one end of the spring 32 is fixedly connected with one end of the temperature guide sheet 24, the other end of the spring 32 is fixedly connected with one end of the sliding block 33, one side of the limiting structure block 31 is provided with the sliding groove 36, the sliding block 33 is embedded into the sliding groove 36 in sliding connection, the two sides of the sliding groove 36 are further provided with the sliding block clamping grooves 34, the sliding block clamping grooves 34 are mutually clamped and connected with the fixed clamping blocks 35, the fixed clamping blocks 35 are arranged at one ends of the sliding blocks 33, and the clamping openings 37 are further formed in one ends of the limiting structure blocks 31.

As a technical optimization scheme of the utility model, the inside wall fixed connection of bearing 22 in the side of the one end of pivot 21, just the outside fixed connection of bearing 22 in on the base 1.

As a technical optimization scheme of the utility model, the heat conduction piece 24 is the sheet structure that both ends are 90 twists each other, just the one end of heat conduction piece 24 with the outside of bearing 22 is inconsistent.

As a technical optimization scheme of the utility model, the length of spout 36 is greater than the length of spring 32, and works as fixed fixture block 35 is located during the position of slider draw-in groove 34, the length of spring 32 is less than its normal diastole length.

As a technical optimization scheme of the utility model, slider draw-in groove 34 with the one end of fixed fixture block 35 all is the triangular prism structure, and the shape size is the same.

As a technical optimization scheme of the present invention, the sectional area of the bayonet 37 is smaller than the sectional area of the slider 33.

When the utility model is used, firstly, the temperature conducting sheet 24 is connected with the temperature sensing end of the temperature relay to ensure that the temperature sensing end can correctly conduct the temperature to the corresponding sensing part inside the temperature relay, the temperature relay is communicated with the related alarm circuit to ensure the normal work of the temperature relay, after the production equipment starts working, the rotating shaft 21 starts rotating and drives the inner ring of the bearing 22 to simultaneously rotate, the friction force generated by the rotation of the rotating shaft starts generating certain heat and starts conducting through the bearing 22, the outer ring of the bearing 22 cannot rotate because of being fixed on the base 1, the other end of the temperature conducting sheet 24 sleeved on the fixing bolt 23 is propped against the outer ring surface of the bearing 22 under the pressure of the spring 32, the heat of the bearing 22 is further conducted to the temperature conducting sheet 24 for the monitoring of the temperature relay, when the spring 32 applies pressure to the temperature conducting sheet 24, the fixing clamping block 35 arranged on the sliding block 33 is clamped with the sliding block clamping groove 34, the position of the fixed sliding block 33 is the normal working condition of the temperature relay, when the temperature monitoring needs to be stopped, the sliding block 33 reaches the tail end of the limiting structure block 31, the fixed clamping block 35 slides out through the bayonet 37 at the moment, a certain limiting effect is achieved on the position of the sliding block 33, the connected spring 32 starts to stretch, the temperature guide sheet 24 is driven to rotate around the fixing bolt 23, the contact surface is separated from the surface of the rotating shaft 21, and the temperature monitoring is finished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a take temperature relay's axle temperature alarm device, includes base (1) and install in axle temperature measurement structure (2) on base (1), its characterized in that: the shaft temperature measuring structure (2) comprises a rotating shaft (21), a bearing (22), a fixing bolt (23) and a temperature guide sheet (24), four corners of the base (1) are in threaded connection with four fixing bolts (23), the temperature guide sheet (24) is rotatably connected to one of the bolts (23), the rotating shaft (21) is in through connection with the base (1), the bearing (22) is in socket connection with one end of the rotating shaft (21), one end of the temperature guide sheet (24) is connected with a temperature guide sheet limiting structure (3), the temperature guide sheet limiting structure (3) comprises a limiting structure block (31), a spring (32), a sliding block (33), a sliding block clamping groove (34), a fixing clamping block (35), a sliding groove (36) and a bayonet (37), one end of the spring (32) is fixedly connected to one end of the temperature guide sheet (24), and the other end of the spring (32) is fixedly connected to one end of the sliding block (33), one side of limit structure piece (31) is equipped with spout (36), slider (33) embedding sliding connection in spout (36), the both sides of spout (36) still are equipped with slider draw-in groove (34), slider draw-in groove (34) with fixed fixture block (35) each other block and be connected, fixed fixture block (35) are located the one end of slider (33), the one end of limit structure piece (31) has still been seted up bayonet socket (37).

2. The shaft temperature alarm device with the temperature relay as claimed in claim 1, wherein: the inner side wall of the bearing (22) is fixedly connected to the side face of one end of the rotating shaft (21), and the outer side of the bearing (22) is fixedly connected to the base (1).

3. The shaft temperature alarm device with the temperature relay as claimed in claim 1, wherein: the two ends of the heat conducting sheet (24) are of sheet structures with 90-degree distortion, and one end of the heat conducting sheet (24) is abutted to the outer side of the bearing (22).

4. The shaft temperature alarm device with the temperature relay as claimed in claim 1, wherein: the length of the sliding groove (36) is greater than that of the spring (32), and when the fixed clamping block (35) is located at the position of the sliding block clamping groove (34), the length of the spring (32) is smaller than the normal relaxation length of the spring.

5. The shaft temperature alarm device with the temperature relay as claimed in claim 1, wherein: the slider clamping groove (34) and one end of the fixed clamping block (35) are both triangular prism structures and have the same shape and size.

6. The shaft temperature alarm device with the temperature relay as claimed in claim 1, wherein: the cross-sectional area of the bayonet (37) is smaller than that of the sliding block (33).