阅读说明：本技术 一种适用于电气自动化设备的温度报警装置 (Temperature alarm device suitable for electric automation equipment ) 是由 姚伟新 杨丹 张明艳 朱旭 马敖 史舜尧 于 2021-08-30 设计创作，主要内容包括：本发明公开了一种适用于电气自动化设备的温度报警装置,涉及电气自动化技术领域,解决了不具备灵活分化的精细化定点监控功能,不利于对电控柜内部容易过热的电子元件进行分点监控的问题。一种适用于电气自动化设备的温度报警装置,包括第一安装架,第一安装架的中间开设有装配孔,第一安装架的前侧固定设置有两组导杆；导杆外部滑动设置有第二安装架,且第二安装架的中间开设有装配孔,通过设置有电极测温装置和元件测温装置,为报警装置提供了定点温度监控功能,电极测温装置和元件测温装置均带有适用性强稳定性强的固定安装功能,相比目前常用的监控电控柜内部温度的方式,直接对电极和各电气件的外表温度进行监控,获得的数据更为准确直观。(The invention discloses a temperature alarm device suitable for electric automation equipment, relates to the technical field of electric automation, and solves the problems that the temperature alarm device does not have a flexible and differentiated fine fixed-point monitoring function and is not beneficial to point-by-point monitoring of electronic elements which are easy to overheat in an electric control cabinet. A temperature alarm device suitable for electric automation equipment comprises a first mounting rack, wherein an assembly hole is formed in the middle of the first mounting rack, and two groups of guide rods are fixedly arranged on the front side of the first mounting rack; the outside slip of guide arm is provided with the second mounting bracket, and the pilot hole has been seted up to the centre of second mounting bracket, through being provided with electrode temperature measuring device and component temperature measuring device, for alarm device provides fixed point temperature monitoring function, electrode temperature measuring device and component temperature measuring device all have the strong fixed mounting function of stability of suitability, compare the mode of the automatically controlled cabinet inside temperature of control commonly used at present, directly monitor the apparent temperature of electrode and each electric component, the data of obtaining is more accurate directly perceived.)

1. A temperature warning device suitable for use with electrical automation equipment, comprising:

the front side of the first mounting rack (1) is fixedly provided with two groups of guide rods (101); a second mounting rack (4) is arranged outside the guide rod (101) in a sliding mode, and assembling holes are formed in the middles of the first mounting rack (1) and the second mounting rack (4);

the first terminal (2) is fixedly arranged at the rear end of the right side of the first mounting frame (1), and a first insertion hole is formed in the top of the first terminal (1);

the second terminal (3), the said second terminal (3) is fixed to the right side of the first terminal (2), the top of the second terminal (3) has second jack;

the side of the third mounting rack (5) is provided with a mounting lug, the front side of the third mounting rack (5) is fixedly provided with a controller (7), and one side of the controller (7) is provided with a buzzer (701);

the top of the second terminal (3) is connected with an electrode temperature measuring device (8) through a spliced signal wire, the main body of the electrode temperature measuring device (8) is an alumina tube, and a threaded structure is arranged outside the electrode temperature measuring device (8);

the top of the first terminal (2) is provided with the element temperature measuring device (9) through a splicing type signal line.

2. The temperature alarm device suitable for the electric automation equipment according to claim 1, characterized in that the upper and lower ends of the second mounting frame (4) are rotatably provided with two sets of alignment connecting rods a (401); the upper end and the lower end of the third mounting rack (5) are rotatably provided with two groups of alignment connecting rods B (501), and the alignment connecting rods A (401) are hinged with the alignment connecting rods B (501); an electric cylinder (6) is rotatably arranged between the right side of the second mounting frame (4) and the front side of the third mounting frame (5) through a hinged seat.

3. A temperature warning device adapted to be used in an electrical automation apparatus as in claim 2 characterised in that the length of the hinge seat at the junction of the electric cylinder (6) and the third mounting frame (5) exceeds the length of the hinge seat at the junction of the electric cylinder (6) and the second mounting frame (4).

4. The temperature alarm device for electric automation equipment according to claim 1, wherein the electrode temperature measuring device (8) further comprises:

the temperature measuring device comprises a temperature measuring contact piece (801), wherein the top of the electrode temperature measuring device (8) is integrally provided with the temperature measuring contact piece (801), and one side of the temperature measuring contact piece (801) is provided with a guide structure;

the electrode temperature measuring device comprises a nut sleeve (802), the outside of the electrode temperature measuring device (8) is provided with the nut sleeve (802) in a threaded connection mode, the outside of the nut sleeve (802) is rotatably provided with a combined rotating piece (803), the top of the outer side of the combined rotating piece (803) is fixedly provided with a locking clamping piece (804), and the locking clamping piece (804) is in sliding connection with a temperature measuring contact piece (801);

the outer part of the nut sleeve is fixedly provided with a wood handle rotating sleeve (805);

the thermocouple A (806) is fixedly arranged in the electrode temperature measuring device (8), and the contact of the thermocouple A (806) is attached to the inner part of the temperature measuring contact piece (801).

5. A temperature alarm device adapted to be used in an electrical automation apparatus as claimed in claim 1, characterised in that the element temperature measuring means (9) further comprises:

the device comprises a U-shaped frame (901), wherein two sides of the U-shaped frame (901) are rotatably provided with parallel connecting rods (902) through hinged connection, two sides of the parallel connecting rods (902) are rotatably provided with two groups of outer clamps (904) through hinged connection, and the middle of each outer clamp (904) is of a turning structure; a first control block (903) is arranged at the middle position of the front side of the U-shaped frame;

the middle of the two groups of parallel connecting rods (902) on the rear side is rotatably provided with a control connecting rod (905) through a hinge, the other end of the control connecting rod (905) is rotatably provided with a second control block (906) through a hinge, and the middle of the front side of the second control block (906) is fixedly provided with an internal thread cylinder (907);

the screw rod sleeve (908) is rotatably arranged in the middle of the first control block (903), the screw rod sleeve (908) is in threaded connection with the internal thread cylinder (907), and a spring is sleeved outside the internal thread cylinder (907);

the middle of the top of the outer clamp (904) is integrally provided with a handrail (909), and the handrail (909) is of an L-shaped structure;

the rear end of the middle of the outer clamp (904) on one side of the contact block (910) is embedded with the contact block (910), and the outer end of the contact block (910) penetrates through the outer clamp (904) to be fixedly provided with a thermocouple B (911).

Technical Field

The invention relates to the technical field of electrical automation, in particular to a temperature alarm device suitable for electrical automation equipment.

Background

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, converts the thermal electromotive force signal into the temperature of a measured medium through an electric instrument (a secondary instrument), and is a more convenient choice when the temperature needs to be monitored in electric automation equipment (an electric control cabinet).

Through retrieving for example, the patent with publication number CN209911845U discloses a temperature alarm device of electrical automation equipment, which comprises a base, there is the installation casing top outer wall of base through bolted connection, and installs the baffle that the casing both sides inner wall was placed through bolted connection with same level, and there is the casing bottom outside through bolted connection of baffle, there is temperature detect switch top one side outer wall of baffle and the bottom one side inner wall of installation casing all through bolted connection, and there is the lead wire through screwed connection of temperature detect switch one side outer wall, there is the installation piece one end that temperature detect switch was kept away from to the lead wire through bolted connection, and there is magnet through bolted connection in one side outer wall top and the bottom that the lead wire was kept away from to the installation piece. The utility model discloses in, through being provided with base, threaded rod and heat-resisting sucking disc, can fix temperature alarm device on electrical equipment, convenient detection that comes next, very big improvement the application scope of device.

For another example, patent publication No. CN212693091U discloses a temperature alarm device for an electrical automation apparatus, which includes a housing and a heat insulation bottom plate, wherein the bottom end of the housing is respectively provided with a housing hole and a housing fixing hole, the housing fixing holes are arranged at four corners of the bottom end of the housing, a temperature probe is arranged in the housing hole, the housing is fixedly connected with the heat insulation bottom plate through the housing fixing hole, housing fixing screws, the surface of the heat insulation bottom plate is provided with a bottom plate hole, four corners of the lower end of the heat insulation bottom plate are fixedly connected with heat-resistant suckers through sucker screws, the heat insulation bottom plate is fixedly connected with the electrical automation apparatus arranged at the lower end through the heat-resistant suckers, the heat insulation bottom plate is arranged at the lower end of the housing, the heat-resistant suckers are arranged at the lower end of the heat insulation bottom plate, the bottom plate and the suckers are fixed together through the sucker screws, and the housing and the bottom plate are fixed together through the housing screws, the whole device is adsorbed on the surface of the electric automation equipment through the heat-resistant sucker.

Similar to the above application, the alarm device has the following disadvantages:

firstly, a flexibly differentiated fine fixed-point monitoring function is not provided, and point-based monitoring on electronic elements which are easy to overheat inside the electric control cabinet is not facilitated; secondly, do not possess the function of reacting fast when overheated, lower to the application performance of warning, the main part only provides the monitoring function, can not carry out striking suggestion.

Therefore, the existing requirements are not met, and a temperature alarm device suitable for electric automation equipment is provided for the requirements.

Disclosure of Invention

Problem (A)

The invention aims to provide a temperature alarm device suitable for electric automation equipment, which aims to solve the problems that the temperature alarm device provided by the background technology does not have a flexibly differentiated fine fixed-point monitoring function and is not beneficial to point-by-point monitoring of electronic elements which are easy to overheat in an electric control cabinet; secondly, do not possess the function of reacting fast when overheated, lower to the application performance of warning, the main part only provides the monitoring function, can not carry out the problem of striking suggestion.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a temperature alarm device suitable for electric automation equipment comprises a first mounting rack, wherein two groups of guide rods are fixedly arranged on the front side of the first mounting rack; a second mounting frame is arranged outside the guide rod in a sliding manner, and assembling holes are formed in the middles of the first mounting frame and the second mounting frame;

the first terminal is fixedly arranged at the rear end of the right side of the first mounting frame, and a first jack is arranged at the top of the first terminal;

the second terminal is fixedly arranged on the right side of the first terminal, and a second jack is arranged at the top of the second terminal;

the side of the third mounting frame is provided with a mounting lug, the front side of the third mounting frame is fixedly provided with a controller, and one side of the controller is provided with a buzzer;

the top of the second terminal is connected with an electrode temperature measuring device through a spliced signal wire, the main body of the electrode temperature measuring device is an alumina tube, and a threaded structure is arranged outside the electrode temperature measuring device;

and the top of the first terminal is connected with the element temperature measuring device through a spliced signal wire.

Preferably, the upper end and the lower end of the second mounting frame are rotatably provided with two groups of alignment connecting rods A; the upper end and the lower end of the third mounting rack are rotatably provided with two groups of alignment connecting rods B, and the alignment connecting rods A are hinged with the alignment connecting rods B; an electric cylinder is rotatably arranged between the right side of the second mounting frame and the front side of the third mounting frame through a hinged seat.

Preferably, the length of the hinge seat at the joint of the electric cylinder and the third mounting frame exceeds the length of the hinge seat at the joint of the electric cylinder and the second mounting frame.

Preferably, the electrode temperature measuring device further comprises: the top of the electrode temperature measuring device is integrally provided with a temperature measuring contact piece, and one side of the temperature measuring contact piece is provided with a guide structure; the electrode temperature measuring device is characterized by comprising a nut sleeve, a combined rotating piece, a locking clamping piece and a temperature measuring contact piece, wherein the nut sleeve is arranged outside the electrode temperature measuring device in a threaded connection mode; the outer part of the nut sleeve is fixedly provided with the wood handle rotating sleeve; the thermocouple A is fixedly arranged in the electrode temperature measuring device, and the contact of the thermocouple A is attached to the inner part of the temperature measuring contact piece.

Preferably, the element temperature measuring device further comprises: the device comprises a U-shaped frame, wherein two sides of the U-shaped frame are rotatably provided with parallel connecting rods through hinges, two sides of each parallel connecting rod are rotatably provided with two groups of outer clamps through hinges, and the middle of each outer clamp is of a turning structure; a first control block is arranged in the middle of the front side of the U-shaped frame; the middle of the two groups of parallel connecting rods at the rear side is rotatably provided with a control connecting rod through a hinge connection, the other end of the control connecting rod is rotatably provided with a second control block through a hinge connection, and the middle of the front side of the second control block is fixedly provided with an internal thread cylinder; the middle of the first control block is rotatably provided with a screw sleeve, the screw sleeve is in threaded connection with the internal thread barrel, and a spring is sleeved outside the internal thread barrel; the middle of the top of the outer clamp is integrally provided with a handrail which is of an L-shaped structure; the middle rear end of the outer clamp on one side of the contact block is embedded with the contact block, and the outer end of the contact block penetrates through the outer clamp to be fixedly provided with a thermocouple B.

(III) advantageous effects

The invention provides a temperature alarm device suitable for electric automation equipment, which provides a fixed-point temperature monitoring function for the alarm device by arranging an electrode temperature measuring device and an element temperature measuring device, wherein the electrode temperature measuring device and the element temperature measuring device both have fixed mounting functions with strong applicability and strong stability.

The electric cylinder, the third mounting frame and the second mounting frame form a sliding block structure, a rotating function can be realized, the electric cylinder is triggered while temperature alarming is carried out, the electric cylinder is utilized to push the third mounting frame outwards to open the electric control cabinet door, a reminding function is realized, a maintenance worker can conveniently and quickly find out a fault electric control cabinet, a leveling valve is arranged outside the electric cylinder, and air pressure can be conveniently adjusted to carry out installation; the articulated seat length of electric jar and third mounting bracket junction surpasss the articulated seat length of electric jar and second mounting bracket junction, can avoid the motion process of electric jar to produce the dead point, guarantees opening and shutting of automatically controlled cabinet door smoothly, and counterpoint connecting rod A and counterpoint connecting rod B can provide the function of keep balance.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic diagram of an axial structure according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a transmission structure in an embodiment of the present invention;

FIG. 4 is a schematic perspective view of an electrode temperature measuring device according to an embodiment of the present invention;

FIG. 5 is a schematic view of a disassembled structure of the electrode temperature measuring device in the embodiment of the present invention;

FIG. 6 is a schematic diagram of the internal structure of the electrode temperature measuring device according to the embodiment of the present invention;

FIG. 7 is a schematic perspective view of an exemplary temperature measuring device according to the present invention;

FIG. 8 is a schematic axial view of a temperature measuring device according to an embodiment of the present invention;

in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:

1. a first mounting bracket; 101. a guide bar; 2. a first terminal; 3. a second terminal; 4. a second mounting bracket; 401. aligning a connecting rod A; 5. a third mounting bracket; 501. aligning a connecting rod B; 6. an electric cylinder; 7. a controller; 701, a buzzer; 8. an electrode temperature measuring device; 801. a temperature measuring contact piece; 802. a nut sleeve; 803. combining and rotating the parts; 804. locking the clamping piece; 805. a wood handle rotating sleeve; 806. a thermocouple A; 9. an element temperature measuring device; 901. a U-shaped frame; 902. parallel connecting rods; 903. a first control block; 904. an outer clamp; 905. a control link; 906. a second control block; 907. an internal threaded barrel; 908. a screw sleeve; 909. a support frame; 910. a contact block; 911. and a thermocouple B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an embodiment of the present invention includes: a temperature alarm device suitable for electric automation equipment comprises a first mounting rack 1, wherein an assembling hole is formed in the middle of the first mounting rack 1, and two groups of guide rods 101 are fixedly arranged on the front side of the first mounting rack 1; a second mounting rack 4 is arranged outside the guide rod 101 in a sliding manner, and a mounting hole is formed in the middle of the second mounting rack 4; the first terminal 2 is fixedly arranged at the rear end of the left side of the first mounting frame 1, and a first jack is arranged at the top of the first terminal 2; the second terminal 3 is fixedly arranged on the left side of the first terminal 2, and a second jack is arranged at the top of the second terminal 3; the third mounting bracket 5, the avris of third mounting bracket 5 is provided with the installation ear, and the fixed controller 7 that is provided with in front of third mounting bracket 5, one side of controller 7 is provided with bee calling organ 701.

Wherein, the upper end and the lower end of the second mounting rack 4 are rotatably provided with two groups of alignment connecting rods A401; two groups of alignment connecting rods B501 are rotatably arranged at the upper end and the lower end of the third mounting frame 5, and the alignment connecting rods A401 are hinged with the alignment connecting rods B501; an electric cylinder 6 is rotatably arranged between the left side of the second mounting frame 4 and the rear side of the third mounting frame 5 through a hinge seat; the length of the hinged seat at the joint of the electric cylinder 6 and the third mounting frame 5 exceeds the length of the hinged seat at the joint of the electric cylinder 6 and the second mounting frame 4.

Referring to fig. 2, the length of the hinge joint at the joint of the electric cylinder 6 and the third mounting frame 5 exceeds the length of the hinge joint at the joint of the electric cylinder 6 and the second mounting frame 4, so that the second mounting frame 4 and the third mounting frame 5 can be ensured to be at the same level, the follow-up control of the door body of the electric control cabinet can be ensured, the alignment connecting rod a401 and the alignment connecting rod B501 can provide the function of keeping balance, and the third mounting frame 5 can be directly mounted after the second mounting frame 4 is mounted conveniently.

The top of the second terminal 3 is connected with an electrode temperature measuring device 8 through a splicing signal wire, the main body of the electrode temperature measuring device 8 is an alumina tube, and a thread structure is arranged outside the electrode temperature measuring device 8; the electrode temperature measuring device 8 further comprises: the temperature measuring contact piece 801 is integrally arranged at the top of the electrode temperature measuring device 8, and a guide structure is arranged on one side of the temperature measuring contact piece 801; the electrode temperature measuring device comprises a nut sleeve 802, the exterior of the electrode temperature measuring device 8 is provided with the nut sleeve 802 through threaded connection, the exterior of the nut sleeve 802 is rotatably provided with a combined rotating piece 803, the top of the outer side of the combined rotating piece 803 is fixedly provided with a locking clamping piece 804, and the locking clamping piece 804 is in sliding connection with a temperature measuring contact piece 801; a wood handle rotating sleeve 805 is fixedly arranged outside the nut sleeve 802; the thermocouple A806 is fixedly arranged in the electrode temperature measuring device 8, and the contact of the thermocouple A806 is attached to the inner part of the temperature measuring contact piece 801.

Referring to fig. 4-6, the electrode temperature measuring device 8 can provide a temperature monitoring function, the wood handle rotating sleeve 805 and the locking clamping piece 804 can provide a fixing function, so that the cable can be fixedly monitored, and an alarm can be given when the temperature of the cable is too high.

Wherein, the top of first terminal 2 is provided with component temperature measuring device 9 through the connection of concatenation formula signal line, and component temperature measuring device 9 is still including: the device comprises a U-shaped frame 901, wherein two sides of the U-shaped frame 901 are rotatably provided with parallel connecting rods 902 through hinged connection, two sides of the parallel connecting rods 902 are rotatably provided with two groups of outer clamps 904 through hinged connection, and the middle of each outer clamp 904 is of a turning structure; a first control block 903 is arranged at the middle position of the front side of the U-shaped frame 901; the middle of the two groups of parallel connecting rods 902 on the rear side of the control connecting rod 905 is rotatably provided with the control connecting rod 905 through a hinge, the other end of the control connecting rod 905 is rotatably provided with a second control block 906 through a hinge, and the middle of the front side of the second control block 906 is fixedly provided with an internal thread cylinder 907; the screw rod sleeve 908 is rotatably arranged in the middle of the first control block 903, the screw rod sleeve 908 is in threaded connection with the internal thread cylinder 907, and a spring is sleeved outside the internal thread cylinder 907; a handrail 909 is integrally arranged in the middle of the top of the outer clamp 904, and the handrail 909 is of an L-shaped structure; the contact block 910 is embedded at the rear end of the middle of the outer clamp 904 on one side of the contact block 910, the contact block 910 is made of copper, and the outer end of the contact block 910 penetrates through the outer clamp 904 to be fixedly provided with a thermocouple B911.

Referring to fig. 7-8, the element temperature measuring device 9 can provide a function of monitoring an electronic element, and the element temperature measuring device 9 can be installed outside the electronic element, such as a circuit breaker, a contactor, a relay, and the like, so that the function of temperature monitoring can be realized, and the safe operation of the electric control cabinet can be ensured.

The working principle is as follows: in the first embodiment, when the electric cabinet is used in an electric cabinet, the first mounting frame 1, the second mounting frame 4 and the third mounting frame 5 are fixedly assembled inside the electric cabinet, and the controller 7 is arranged outside a cabinet door of the electric cabinet and is assembled with the third mounting frame 5 in a perforation way; the temperature measuring contact piece 801 and the locking clamping piece 804 are manually buckled outside a main electrode in the electric control cabinet, the wood handle rotating sleeve 805 is manually rotated to drive the nut sleeve 802 to rotate, the nut sleeve 802 draws the combined rotating piece 803 and the locking clamping piece 804 together through thread transmission, the electrode temperature measuring device 8 is fixed outside the electrode, the electrode temperature is communicated to the thermocouple A806 after exchanging heat with the temperature measuring contact piece 801, and the alarm is given through the buzzer after the electrode temperature is too high.

The outer clamp 904 is placed outside a circuit breaker, a contactor and a relay, the screw sleeve 908 and the internal thread cylinder 907 are rotated, the distance between the first control block 903 and the second control block 906 is increased through the threaded matching of the screw sleeve 908 and the internal thread cylinder 907, the parallel connecting rods 902 and the control connecting rods 905 form a scissor structure, the two groups of outer clamps 904 are locked, the fixing of the element temperature measuring device 9 is achieved, the contact block 910 is further used for contacting the outside of an electrical part, and the temperature monitoring is achieved through the thermocouple B911.

In embodiment 2, a door lock of the electric control cabinet is directly cancelled, the electric cylinder 6 is used for controlling, the third mounting frame 5 is mounted on the inner wall of the door of the electric control cabinet, the electric cylinder 6 is used for contracting to control the door of the electric control cabinet, the electric cylinder 6 is triggered while temperature alarming is performed, the third mounting frame 5 is pushed outwards by the electric cylinder 6 to open the door of the electric control cabinet, a reminding function is realized, and a maintenance worker can conveniently and quickly find out a faulty electric control cabinet; the upper end and the lower end of the second mounting rack 4 are rotatably provided with two groups of alignment connecting rods A401; the upper end and the lower end of the third mounting frame 5 are rotatably provided with two sets of alignment connecting rods B501, the alignment connecting rods A401 are hinged with the alignment connecting rods B501, the alignment effect is achieved, and the second mounting frame 4 and the third mounting frame 5 can be kept horizontal.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.