Transformer temperature measuring device

Abstract

The utility model relates to the technical field of transformer temperature measuring devices, in particular to a transformer temperature measuring device, which comprises a mounting seat, a probe body and a supporting assembly, the probe body is mounted on the mounting seat through the supporting assembly, and the supporting assembly comprises a steering knuckle, a telescopic component, a rotating seat, a locking component, a fixing block, a supporting arm and a fixing frame. The probe body can be adjusted in multiple dimensions, the degree of freedom of installation of the probe body is greatly improved, the probe body can be accurately installed, and the problem that a temperature measuring probe in the prior art is not provided with an adjustable supporting mechanism and cannot be used for measuring the temperature of a transformer due to differences of sizes, shapes and surface structures of the transformer is solved. And it is difficult to ensure that the temperature measuring probe is accurately installed at a key temperature measuring part.

Description

TECHNICAL FIELD

[0001] The utility model relates to transformer temperature measuring device technical field especially relates to a transformer temperature measuring device. BACKGROUND

[0002] In the power system, the transformer is one of the key equipment, and its operation state directly affects the stability and reliability of power supply. The transformer will generate heat due to load, loss and other factors in the working process, and the temperature that is too high can cause insulation aging, winding short circuit and other faults, which seriously threatens the safe operation of the transformer and the normal power supply of the whole power system. Therefore, the temperature of the transformer needs to be accurately and real-timely monitored by the transformer temperature measuring probe. However, the existing transformer temperature measuring probe cannot adjust the length of the operating rod according to the volume of the transformer or the size of the internal oil container during use, which requires the operator to install the temperature measuring probe according to the actual situation of the transformer, so that the installation cannot realize standardized operation, which brings inconvenience to the installation.

[0003] The prior art CN208907838U discloses a transformer temperature measuring probe, which comprises an operating rod and a probe body connected with the operating rod and in thermal connection, and the outer periphery of the operating rod is provided with a mounting screw. The operating rod comprises a first rod, a second rod for direct contact with oil, and an adjustable connecting mechanism for connecting the first rod and the second rod and changing the length of the operating rod. The transformer temperature measuring probe provided by the utility model can adjust the connecting length of the first rod and the second rod through the adjustable connecting mechanism, so that the length of the operating rod can be adjusted according to the volume of the transformer or the size of the internal oil container, which brings convenient operation to the installation of the transformer temperature measuring probe provided by the utility model embodiment.

[0004] For the above-mentioned transformer temperature measuring probe, due to the differences in size, shape and surface structure of the transformer, the temperature measuring probe of the prior art does not have an adjustable supporting mechanism, and it is difficult to ensure that the temperature measuring probe is accurately installed at the key temperature measuring position. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a transformer temperature measuring device, which solves the problem that the temperature measuring probe of the prior art does not have an adjustable supporting mechanism due to the differences in size, shape and surface structure of the transformer, and it is difficult to ensure that the temperature measuring probe is accurately installed at the key temperature measuring position.

[0006] The utility model provides a kind of transformer temperature measuring device, including mounting seat, probe body and support assembly, the probe body is installed on the mounting seat by the support assembly, the support assembly includes knuckle, telescopic component, rotary seat, locking member, fixed block, support arm and fixed frame, the knuckle is connected with the mounting seat by the telescopic component, the telescopic component is installed on the mounting seat, and telescopic control the knuckle, the rotary seat is connected with the knuckle by the locking member, the locking member is installed on the knuckle, and support the rotary seat, the fixed block is fixedly connected with the rotary seat, and located in the side of rotary seat, the support arm is fixedly connected with the fixed block, and located in the side of fixed block away from the rotary seat, the fixed frame is fixedly connected with the support arm, and located in the end of support arm away from the fixed block, the probe body can be detachably installed on the fixed frame.

[0007] Wherein, the telescopic component includes fixed cylinder, adjusting rod and locking screw, the fixed cylinder is fixedly connected with the mounting seat, and located in the side of mounting seat close to the knuckle;The adjusting rod is slidably connected with the fixed cylinder, and is fixedly connected with the knuckle;The locking screw extends into the fixed cylinder, and is threadedly connected with the fixed cylinder.

[0008] Wherein, the locking member includes annular frame, first ring gear, second ring gear and elastic piece, the annular frame is fixedly connected with the knuckle, and located on the inner wall of the knuckle;The first ring gear is fixedly connected with the annular frame, and located in the side of annular frame close to the rotary seat;The second ring gear is fixedly connected with the rotary seat, and located in the side of rotary seat close to the first ring gear;The elastic piece connects the rotary seat with the knuckle.

[0009] Wherein, the elastic piece includes slide rod, limit block, spring and button, the slide rod passes through the knuckle, and is slidably connected with the knuckle, and is fixedly connected with the rotary seat;The limit block is fixedly connected with the slide rod, and located in the knuckle;The spring is sleeved on the outer side of the slide rod, and located between the limit block and the annular frame;The button is fixedly connected with the slide rod, and located in the end of slide rod away from the rotary seat.

[0010] Wherein, the locking member further includes first sealing ring and second sealing ring, the first sealing ring is arranged on the knuckle, and located between the knuckle and the rotary seat;The second sealing ring is arranged on the knuckle, and located between the knuckle and the slide rod.

[0011] The utility model discloses a transformer temperature measuring device, including mounting seat, probe body and support subassembly, the probe body passes through support subassembly installs on the mounting seat, the support subassembly includes knuckle, telescopic component, rotary seat, locking member, fixed block, support arm and fixed frame, the knuckle passes through telescopic component with the mounting seat is connected, the telescopic component installs on the mounting seat, and control telescopic knuckle, the rotary seat passes through locking member with the knuckle is connected, the locking member installs on the knuckle, and support rotary seat, the fixed block with rotary seat fixed connection lies in one side of rotary seat, support arm with fixed block fixed connection lies in the fixed block side away from rotary seat, the fixed frame with support arm fixed connection lies in the support arm end away from fixed block, the probe body can be detached and installed on the fixed frame, has solved because the size, shape and surface structure of transformer exist difference, and the temperature measuring probe of prior art does not have adjustable support mechanism, is difficult to ensure that the temperature measuring probe is installed in the key temperature measuring part accurately. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows.

[0013] Figure 1 It is the whole structure schematic diagram of the transformer temperature measuring device of the utility model.

[0014] Figure 2 It is the structure schematic diagram of the locking member of the utility model.

[0015] Figure 3 It is the structure schematic diagram of the first gear ring and the second gear ring of the utility model.

[0016] In the drawing: 101-mounting seat, 102-probe body, 103-knuckle, 104-fixed cylinder, 105-adjusting rod, 106-locking screw, 107-rotary seat, 108-fixed block, 109-support arm, 110-fixed frame, 111-ring frame, 112-first gear ring, 113-second gear ring, 114-sliding rod, 115-limiting block, 116-spring, 117-button, 118-first sealing ring, 119-second sealing ring. DETAILED DESCRIPTION

[0017] The embodiments of the utility model will be described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and can not be understood as the limitation of the utility model.

[0018] The embodiments of the present application are:

[0019] Please refer to Figures 1-3 , Figure 1 is the overall structure schematic diagram of the transformer temperature measuring device of the utility model, Figure 2 is the structure schematic diagram of the locking member of the utility model, Figure 3 is the structure schematic diagram of the first gear ring 112 and the second gear ring 113 of the utility model.

[0020] The transformer temperature measuring device of the utility model, including mounting seat 101, probe body 102, knuckle 103, fixed cylinder 104, adjusting rod 105, locking screw 106, rotating seat 107, fixed block 108, support arm 109, fixed frame 110, annular frame 111, first gear ring 112, second gear ring 113, sliding rod 114, limit block 115, spring 116, button 117, first sealing ring 118, second sealing ring 119, solve the problem that due to the size, shape and surface structure of transformer exist difference, and the temperature measuring probe of prior art does not have adjustable support mechanism, it is difficult to ensure that the temperature measuring probe is accurately installed in the key temperature measuring position. It can be understood that the scheme can also be used to improve the convenience and flexibility.

[0021] In the embodiment, the mounting hole is arranged on the mounting seat 101, can be fixed on the transformer through bolt, can be directly welded on the transformer, the probe body 102 is prior art, is used for temperature measurement of transformer, through the support assembly, so that the probe body 102 can flexibly adjust the installation position, to ensure the accurate installation of temperature measuring probe, solve the problem that due to the size, shape and surface structure of transformer exist difference, and the temperature measuring probe of prior art does not have adjustable support mechanism, it is difficult to ensure that the temperature measuring probe is accurately installed in the key temperature measuring position.

[0022] The knuckle 103 is connected with the mounting base 101 through the telescopic member, the telescopic member is installed on the mounting base 101 and controls the telescopic movement of the knuckle 103, the rotating seat 107 is connected with the knuckle 103 through the locking member, the locking member is installed on the knuckle 103 and supports the rotating seat 107, the fixed block 108 is fixedly connected with the rotating seat 107 and located on one side of the rotating seat 107, the support arm 109 is fixedly connected with the fixed block 108 and located on the side of the fixed block 108 away from the rotating seat 107, the fixed frame 110 is fixedly connected with the support arm 109 and located on the end of the support arm 109 away from the fixed block 108, the probe body 102 is detachably installed on the fixed frame 110, the knuckle 103 is a hollow cylinder with one end being open, the telescopic member is installed on the mounting base 101, the telescopic member can realize the telescopic adjustment of the knuckle 103, the rotating seat 107 is circular, the locking member is installed on one end of the knuckle 103, the rotating seat 107 can rotate on the knuckle 103, the locking member can lock the rotating seat 107, the fixed block 108 is used for being installed on the support arm 109, so that the support arm 109 rotates with the rotating seat 107, the fixed frame 110 is U-shaped, the end is provided with a bolt which can be locked, the fixed frame 110 is equivalent to a clamp and is used for fixing the probe body 102, so that the probe body 102 is connected with the support arm 109 together, through the support assembly, the probe body 102 can be adjusted in multiple dimensions, the freedom degree of the installation of the probe body 102 is greatly improved, so that the probe body 102 can be accurately installed, and the problem that the temperature measuring probe in the prior art does not have an adjustable support mechanism and it is difficult to ensure that the temperature measuring probe is accurately installed in a key temperature measuring position is solved due to the differences in the size, shape and surface structure of the transformer.

[0023] Secondly, the fixing cylinder 104 is fixedly connected with the mounting base 101 and located at one side of the mounting base 101 close to the knuckle 103; the adjusting rod 105 is slidably connected with the fixing cylinder 104 and fixedly connected with the knuckle 103; the locking screw 106 extends into the fixing cylinder 104 and is threadedly connected with the fixing cylinder 104, the fixing cylinder 104 is a hollow cylinder vertically mounted on the mounting base 101, the adjusting rod 105 is a cylinder, one end of which extends into the fixing cylinder 104 and is slidably connected with the fixing cylinder 104, and the other end of which is fixedly connected with the knuckle 103, the top end of the fixing cylinder 104 is provided with a threaded hole, the locking screw 106 extends into the fixing cylinder 104 through the threaded hole and is threadedly connected with the fixing cylinder 104, and the end of the locking screw 106 abuts against the adjusting rod 105 by tightening the locking screw 106, so that the adjusting rod 105 is locked under the action of friction, and the telescopic adjustment of the knuckle 103 can be realized through the fixing cylinder 104, the adjusting rod 105 and the locking screw 106.

[0024] Meanwhile, the annular frame 111 is fixedly connected with the knuckle 103 and located on the inner wall of the knuckle 103; the first ring gear 112 is fixedly connected with the annular frame 111 and located at one side of the annular frame 111 close to the rotating seat 107; the second ring gear 113 is fixedly connected with the rotating seat 107 and located at one side of the rotating seat 107 close to the first ring gear 112; the elastic member connects the rotating seat 107 and the knuckle 103, the annular frame 111 is a circular arc ring and is mounted at one end of the knuckle 103, used for supporting the first ring gear 112, the first ring gear 112 can be engaged with the second ring gear 113, and the elastic member can provide elastic support for the rotating seat 107, so that the rotating seat 107 is always subjected to a force towards the annular frame 111, so that the first ring gear 112 and the second ring gear 113 are engaged together, and the rotating seat 107 can be locked through the engagement of the second ring gear 113 and the first ring gear 112.

[0025] In addition, the slide rod 114 penetrates the knuckle 103 and is in sliding connection with the knuckle 103 and fixed connection with the rotating seat 107; the limiting block 115 is fixedly connected with the slide rod 114 and located in the knuckle 103; the spring 116 is sleeved outside the slide rod 114 and located between the limiting block 115 and the annular frame 111; the button 117 is fixedly connected with the slide rod 114 and located at one end of the slide rod 114 away from the rotating seat 107, the slide rod 114 is a cylinder, penetrates the knuckle 103 and is connected with the rotating seat 107, sliding the slide rod 114 can drive the rotating seat 107 to move, the limiting block 115 is sleeved outside the slide rod 114, the spring 116 is in compression and is arranged between the limiting block 115 and the annular frame 111, the button 117 facilitates control of the slide rod 114 to move, through the elastic force of the spring 116, the rotating seat 107 is elastically supported.

[0026] Finally, the first sealing ring 118 is arranged on the knuckle 103 and located between the knuckle 103 and the rotating seat 107; the second sealing ring 119 is arranged on the knuckle 103 and located between the knuckle 103 and the slide rod 114, the first sealing ring 118 can fill the gap between the rotating seat 107 and the knuckle 103, the second sealing ring 119 can fill the gap between the slide rod 114 and the knuckle 103, through the first sealing ring 118 and the second sealing ring 119, waterproof and dustproof effects can be achieved, and the service life of components in the knuckle 103 is improved.

[0027] In the embodiment, when using, the probe body 102 is installed on the fixing frame 110, when the position height and direction of the probe body 102 need to be adjusted, the locking screw 106 is loosened, the adjusting rod 105 is slid and rotated, and after being adjusted to the appropriate position, the locking screw 106 is tightened, so that the adjustment of the position height and direction is realized; when the angle needs to be adjusted, the button 117 is pressed, the slide rod 114 is driven to move, the second gear ring 113 is separated from the first gear ring 112, at this time, the rotating seat 107 is in the unlocked state, the support arm 109 can drive the probe body 102 to be adjusted in any direction, after the angle is adjusted, the button 117 is loosened, under the elastic force of the spring 116, the second gear ring 113 is forced to mesh with the first gear ring 112, so that the locking of the rotating seat 107 is realized. The application enables the probe body 102 to be adjusted in multiple dimensions, greatly improves the freedom degree of the installation of the probe body 102, so that the probe body 102 can be accurately installed, and solves the problem that the temperature measuring probe in the prior art does not have an adjustable support mechanism, and it is difficult to ensure that the temperature measuring probe is accurately installed at the key temperature measuring position due to the differences in the size, shape and surface structure of the transformer.

[0028] The above disclosure is only one or more preferred embodiments of the application, and cannot limit the scope of the right of the application. Those skilled in the art can understand that all or part of the above-mentioned embodiments are implemented, and equivalent changes made according to the claims of the application still belong to the scope covered by the application.

Claims

1. A transformer temperature measuring device comprising a mounting seat, characterized in that, further comprising a support assembly and a probe body, the probe body is installed on the mounting seat through the support assembly; the support assembly comprises a knuckle, a telescopic member, a rotating seat, a locking member, a fixed block, a support arm and a fixing frame, the knuckle is connected with the mounting seat through the telescopic member, the telescopic member is installed on the mounting seat and controls the telescopic movement of the knuckle, the rotating seat is connected with the knuckle through the locking member, the locking member is installed on the knuckle and supports the rotating seat, the fixed block is fixedly connected with the rotating seat and located on one side of the rotating seat, the support arm is fixedly connected with the fixed block and located on the side of the fixed block away from the rotating seat, the fixing frame is fixedly connected with the support arm and located on the end of the support arm away from the fixed block, and the probe body is detachably installed on the fixing frame.

2. The transformer temperature measuring device according to claim 1, characterized in that, the telescopic member comprises a fixed cylinder, an adjusting rod and a locking screw, the fixed cylinder is fixedly connected with the mounting seat and located on the side of the mounting seat close to the knuckle, the adjusting rod is slidingly connected with the fixed cylinder and fixedly connected with the knuckle, and the locking screw extends into the fixed cylinder and is threadedly connected with the fixed cylinder.

3. The transformer temperature measuring device according to claim 1, characterized in that, the locking member comprises a ring-shaped frame, a first gear ring, a second gear ring and an elastic member, the ring-shaped frame is fixedly connected with the knuckle and located on the inner wall of the knuckle, the first gear ring is fixedly connected with the ring-shaped frame and located on the side of the ring-shaped frame close to the rotating seat, the second gear ring is fixedly connected with the rotating seat and located on the side of the rotating seat close to the first gear ring, and the elastic member connects the rotating seat and the knuckle.

4. The transformer temperature measuring device according to claim 3, characterized in that, the elastic member comprises a slide rod, a limiting block, a spring and a button, the slide rod penetrates through the knuckle and is slidingly connected with the knuckle and fixedly connected with the rotating seat, the limiting block is fixedly connected with the slide rod and located in the knuckle, the spring is sleeved outside the slide rod and located between the limiting block and the ring-shaped frame, and the button is fixedly connected with the slide rod and located on the end of the slide rod away from the rotating seat.

5. The transformer temperature measuring device according to claim 4, characterized in that, the locking member further comprises a first sealing ring and a second sealing ring, the first sealing ring is arranged on the knuckle and located between the knuckle and the rotating seat, and the second sealing ring is arranged on the knuckle and located between the knuckle and the slide rod.

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