Protection device for secondary operation inspection of power transformation
By designing a secondary substation operation and inspection protection device including support tubes, support rods, installation components and fixed components, the problems of sore arm and poor support adaptability during the operation and inspection of existing infrared thermal imaging cameras are solved, and the height adjustment and stable clamping of infrared thermal imaging cameras are realized, which improves the operation and inspection effect and comfort.
Patent Information
- Application Number
- CN202421445762.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-06-21
AI Technical Summary
The existing handheld infrared thermal imager requires manual angle control during operation and inspection, which leads to long-term use of the arm soreness. The existing bracket is large in size and fixed height, which has poor adaptability, which affects the operation and inspection effect.
A protective device for substation secondary operation and inspection is designed, including a base plate, an infrared thermal imager body, a support tube, a support rod, a mounting assembly and a fixing assembly. Through the meshing of the support rod, rack and cylindrical gear, the height adjustment and fixing of the infrared thermal imager main body is achieved; the installation component realizes stable clamping of the infrared thermal imager main body through the cooperation of the clamping plate and the spring.
It effectively reduces the fatigue of the arms during the operation and inspection process, improves the comfort and adaptability of the infrared thermal imager, and ensures the stability and accuracy of the operation and inspection effect.
Smart Images
Figure CN222616431U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of power equipment operation and inspection, and more specifically to a protection device for secondary operation and inspection of a transformer substation. Background Art
[0002] Substation secondary inspection refers to the regular inspection, examination and testing of the secondary circuits, protection devices, monitoring systems, etc. of the substation to ensure the normal operation, safety and reliability of the substation equipment. The main purpose of substation secondary inspection is to timely discover and deal with potential problems, prevent accidents, and ensure the stable operation of the power system. Infrared thermal imagers are used to detect the heat distribution of electrical equipment, which can help discover potential electrical faults and overload problems.
[0003] The existing handheld infrared thermal imagers require workers to manually control the angle, which will cause arm pain for a long time and affect the normal shooting effect of the infrared thermal imager. In addition, the existing brackets used to support the infrared thermal imagers are large in size and are generally fixed-height brackets with poor adaptability, which affects the normal work. Utility Model Content
[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a protection device for secondary operation and inspection of a transformer substation to solve the problems existing in the above-mentioned background technology.
[0005] The utility model provides the following technical solutions: a protection device for secondary operation and inspection of a transformer substation, comprising a base plate and an infrared thermal imager body, the top of the base plate is fixedly connected with a support tube, the inner side of the support tube is movably sleeved with a support rod, the top of the support rod is equipped with a mounting assembly, the infrared thermal imager body is installed on the inner side of the mounting assembly, a fixing assembly is installed on the top of the front side of the support tube, the fixing assembly comprises a fixing frame, a cylindrical rod is movably sleeved on the inner side of the fixing frame, a cylindrical gear is fixedly sleeved in the middle of the outer side of the cylindrical rod, and a ratchet gear is fixedly sleeved on the left side of the outer side of the cylindrical rod.
[0006] Furthermore, self-locking universal wheels are installed at the four corners of the bottom of the base plate, and a reinforcing rod is fixedly connected to the bottom of the outer side of the support tube, and the other end of the reinforcing rod is fixedly connected to the surface of the base plate.
[0007] Furthermore, a positioning groove is provided on the front side of the inner side of the support tube, and a through hole is provided on the top of the front side of the support tube, and the through hole is connected to the positioning groove.
[0008] Furthermore, a rack is fixedly connected to the front side of the support rod, and the rack is meshed with the cylindrical gear.
[0009] Furthermore, a fixed shaft is fixedly connected to the left side of the inner wall of the fixed frame, a wedge block is movably sleeved on the outer side of the fixed shaft, a control rod is movably sleeved on the left side of the top of the fixed frame, the top of the control rod is connected to the back side of the top of the wedge block, a circular block is fixedly connected to the top of the control rod, a second spring is movably sleeved on the outer side of the control rod, and the second spring is located between the fixed frame and the circular block.
[0010] Furthermore, the mounting assembly includes a support frame, a movable groove is opened on the inner side of the support frame, a fixed tube is fixedly connected to the inner side of the movable groove, a first spring is fixedly connected to the inner side of the fixed tube, a telescopic rod is fixedly connected to the other end of the first spring, the telescopic rod is movably sleeved with the fixed tube, an end of the telescopic rod away from the fixed tube is fixedly connected to a connecting block, a clamping plate is fixedly connected to the top of the connecting block, and a rubber protective pad is fixedly connected to the side of the clamping plate.
[0011] Technical effects and advantages of the utility model:
[0012] 1. The utility model is provided with a support rod, a support tube and a fixing assembly. When the height of the infrared thermal imager body needs to be raised, the support rod is directly pulled upward, and the cylindrical rod is driven to rotate counterclockwise through the meshing action of the rack and the cylindrical gear, and the ratchet gear is driven to rotate counterclockwise at the same time. When the support rod is stretched to a specified height, the second spring has an upward thrust on the control rod, thereby generating an upward pulling force on the back side of the wedge block driven by the control rod. The front side of the wedge block can abut against the outer side of the ratchet gear to prevent the ratchet gear from rotating clockwise, thereby keeping the extended height of the support rod fixed. When the support rod needs to be stored in the inner side of the support tube, the circular block is pressed to lift the front side of the wedge block and separate it from the outer side of the ratchet gear, and then the support rod can be stored in the inner side of the support tube.
[0013] 2. The utility model is provided with a mounting assembly. When the infrared thermal imager body needs to be installed and fixed, the clamping plates are pushed away from each other, the fixing tube is stretched, the distance between the two clamping plates increases, and then the infrared thermal imager body is placed on the top of the support frame, and then the clamping plates are released. Under the pulling force of the fixing tube, the two clamping plates are close to each other, thereby completing the clamping and fixing of the infrared thermal imager body. The rubber protective pad plays a role of buffering and increasing friction, thereby improving the stability of clamping the infrared thermal imager body. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0015] Figure 2 This is a schematic diagram of the support tube structure of the utility model.
[0016] Figure 3 This is a schematic diagram of the installation component structure of the utility model.
[0017] Figure 4 It is a schematic diagram of the structure of the fixing component of the utility model.
[0018] The accompanying drawings are marked as follows: 1. base plate; 101. self-locking universal wheel; 2. support tube; 201. reinforcement rod; 202. positioning groove; 203. through hole; 3. support rod; 301. rack; 4. installation assembly; 401. support frame; 402. movable groove; 403. fixed tube; 404. first spring; 405. telescopic rod; 406. connecting block; 407. clamping plate; 408. rubber protective pad; 5. infrared thermal imager body; 6. fixing assembly; 601. fixing frame; 602. cylindrical rod; 603. cylindrical gear; 604. ratchet gear; 605. fixed shaft; 606. wedge block; 607. control rod; 608. circular block; 609. second spring. DETAILED DESCRIPTION
[0019] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The protection device for secondary operation and inspection of a substation involved in the present invention is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.
[0020] Reference Figure 1-Figure 4 The utility model provides a protection device for substation secondary operation and inspection, including a base plate 1 and an infrared thermal imager body 5. A support tube 2 is fixedly connected to the top of the base plate 1, a support rod 3 is movably sleeved on the inner side of the support tube 2, a mounting assembly 4 is installed on the top of the support rod 3, the infrared thermal imager body 5 is installed on the inner side of the mounting assembly 4, a fixing assembly 6 is installed on the top of the front side of the support tube 2, the fixing assembly 6 includes a fixing frame 601, a cylindrical rod 602 is movably sleeved on the inner side of the fixing frame 601, a cylindrical gear 603 is fixedly sleeved in the middle of the outer side of the cylindrical rod 602, a ratchet gear 604 is fixedly sleeved on the left side of the outer side of the cylindrical rod 602, a rack 301 is fixedly connected to the front side of the support rod 3, and the rack 301 and the cylindrical gear 603 are meshed with each other.
[0021] In the embodiment of the present application, when the infrared thermal imager body 5 needs to be installed and fixed, the clamping plates 407 are pushed away from each other, the fixing tube 403 is stretched, and the distance between the two clamping plates 407 is increased. Then, the infrared thermal imager body 5 is placed on the top of the support frame 401, and then the clamping plates 407 are released. Under the pulling force of the fixing tube 403, the two clamping plates 407 are close to each other, thereby completing the clamping and fixing of the infrared thermal imager body 5. The rubber protective pad 408 plays a role of buffering and increasing friction, thereby improving the stability of clamping the infrared thermal imager body 5.
[0022] When it is necessary to raise the height of the infrared thermal imager body 5, the support rod 3 is directly pulled upwards, and the cylindrical rod 602 is driven to rotate counterclockwise through the meshing action of the rack 301 and the cylindrical gear 603, and the ratchet gear 604 is driven to rotate counterclockwise at the same time. When the support rod 3 is stretched to the specified height, the second spring 609 has an upward thrust on the control rod 607, thereby generating an upward pulling force on the back side of the wedge block 606 driven by the control rod 607. The front side of the wedge block 606 can be against the outer side of the ratchet gear 604 to prevent the ratchet gear 604 from rotating clockwise, thereby keeping the extended height of the support rod 3 fixed. When it is necessary to store the support rod 3 into the inner side of the support tube 2, the circular block 608 is pressed to lift the front side of the wedge block 606 and separate it from the outer side of the ratchet gear 604, and then the support rod 3 can be stored into the inner side of the support tube 2.
[0023] In a preferred embodiment, self-locking universal wheels 101 are installed at the four corners of the bottom of the base plate 1, and a reinforcing rod 201 is fixedly connected to the bottom of the outer side of the support tube 2. The other end of the reinforcing rod 201 is fixedly connected to the surface of the base plate 1. The self-locking universal wheels 101 facilitate movement and fixation of the device, and the reinforcing rod 201 can increase the structural strength of the connection between the support tube 2 and the base plate 1.
[0024] In a preferred embodiment, a positioning groove 202 is provided on the front side of the inner side of the support tube 2, and a through hole 203 is provided on the top of the front side of the support tube 2. The through hole 203 is connected to the positioning groove 202. The positioning groove 202 and the rack 301 are adapted to each other, which can play a role in positioning the support tube 2 and prevent the support tube 2 from rotating on the inner side of the support rod 3. The outer side of the cylindrical gear 603 passes through the through hole 203 and engages with the front side of the rack 301.
[0025] In a preferred embodiment, a fixed shaft 605 is fixedly connected to the left side of the inner wall of the fixed frame 601, a wedge block 606 is movably sleeved on the outer side of the fixed shaft 605, a control rod 607 is movably sleeved on the left side of the top of the fixed frame 601, the top of the control rod 607 is connected to the back side of the top of the wedge block 606, a circular block 608 is fixedly connected to the top of the control rod 607, a second spring 609 is movably sleeved on the outer side of the control rod 607, the second spring 609 is located between the fixed frame 601 and the circular block 608, the front side of the wedge block 606 is inserted into the outer side of the ratchet gear 604, so that the ratchet gear 604 can only rotate counterclockwise, and when the circular block 608 is pressed, the front side of the wedge block 606 is lifted, and the ratchet gear 604 can rotate clockwise.
[0026] In a preferred embodiment, the mounting assembly 4 includes a support frame 401, a movable groove 402 is opened on the inner side of the support frame 401, a fixed tube 403 is fixedly connected to the inner side of the movable groove 402, a first spring 404 is fixedly connected to the inner side of the fixed tube 403, a telescopic rod 405 is fixedly connected to the other end of the first spring 404, the telescopic rod 405 is movably sleeved with the fixed tube 403, an end of the telescopic rod 405 away from the fixed tube 403 is fixedly connected to a connecting block 406, a clamping plate 407 is fixedly connected to the top of the connecting block 406, a rubber protective pad 408 is fixedly connected to the side of the clamping plate 407, and the rubber protective pad 408 can increase the contact area with the outer side of the infrared thermal imager body 5 and can better fit with the outer side of the infrared thermal imager body 5.
[0027] The working principle of the utility model is as follows: when the infrared thermal imager body 5 needs to be installed and fixed, the clamping plates 407 are pushed away from each other, the fixing tube 403 is stretched, and the distance between the two clamping plates 407 is increased, and then the infrared thermal imager body 5 is placed on the top of the support frame 401, and then the clamping plates 407 are released. Under the pulling force of the fixing tube 403, the two clamping plates 407 are close to each other, thereby completing the clamping and fixing of the infrared thermal imager body 5, and the rubber protective pad 408 plays a role of buffering and increasing friction, thereby improving the stability of clamping the infrared thermal imager body 5;
[0028] When it is necessary to raise the height of the infrared thermal imager body 5, the support rod 3 is directly pulled upwards, and the cylindrical rod 602 is driven to rotate counterclockwise through the meshing action of the rack 301 and the cylindrical gear 603, and the ratchet gear 604 is driven to rotate counterclockwise at the same time. When the support rod 3 is stretched to the specified height, the second spring 609 has an upward thrust on the control rod 607, thereby generating an upward pulling force on the back side of the wedge block 606 driven by the control rod 607. The front side of the wedge block 606 can be against the outer side of the ratchet gear 604 to prevent the ratchet gear 604 from rotating clockwise, thereby keeping the extended height of the support rod 3 fixed. When it is necessary to store the support rod 3 into the inner side of the support tube 2, the circular block 608 is pressed to lift the front side of the wedge block 606 and separate it from the outer side of the ratchet gear 604, and then the support rod 3 can be stored into the inner side of the support tube 2.
[0029] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;
[0030] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;
[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.
Claims
1. A protection device for secondary operation and inspection of a transformer substation, comprising a base plate (1) and an infrared thermal imager body (5), characterized in that: The top of the base plate (1) is fixedly connected to a support tube (2), the inner side of the support tube (2) is movably sleeved with a support rod (3), the top of the support rod (3) is installed with a mounting assembly (4), the infrared thermal imager body (5) is installed on the inner side of the mounting assembly (4), the top of the front side of the support tube (2) is installed with a fixing assembly (6), the fixing assembly (6) comprises a fixing frame (601), the inner side of the fixing frame (601) is movably sleeved with a cylindrical rod (602), the middle side of the outer side of the cylindrical rod (602) is fixedly sleeved with a cylindrical gear (603), and the left side of the outer side of the cylindrical rod (602) is fixedly sleeved with a ratchet gear (604).
2. A protection device for secondary operation and inspection of a transformer substation according to claim 1, characterized in that: Self-locking universal wheels (101) are installed at the four corners of the bottom of the base plate (1), and a reinforcing rod (201) is fixedly connected to the bottom of the outer side of the support tube (2), and the other end of the reinforcing rod (201) is fixedly connected to the surface of the base plate (1).
3. A protection device for secondary operation and inspection of a transformer substation according to claim 1, characterized in that: A positioning groove (202) is provided on the front side of the inner side of the support tube (2), and a through hole (203) is provided on the top of the front side of the support tube (2), wherein the through hole (203) is connected to the positioning groove (202).
4. A protection device for secondary operation and inspection of substation according to claim 1, characterized in that: A rack (301) is fixedly connected to the front side of the support rod (3), and the rack (301) and the cylindrical gear (603) are meshed with each other.
5. A protection device for secondary operation and inspection of substation according to claim 1, characterized in that: A fixed shaft (605) is fixedly connected to the left side of the inner wall of the fixed frame (601), a wedge block (606) is movably sleeved on the outer side of the fixed shaft (605), a control rod (607) is movably sleeved on the left side of the top of the fixed frame (601), the top of the control rod (607) is connected to the back side of the top of the wedge block (606), a circular block (608) is fixedly connected to the top of the control rod (607), a second spring (609) is movably sleeved on the outer side of the control rod (607), and the second spring (609) is located between the fixed frame (601) and the circular block (608).
6. A protection device for secondary operation and inspection of substation according to claim 1, characterized in that: The mounting assembly (4) comprises a support frame (401), a movable groove (402) is provided on the inner side of the support frame (401), a fixed tube (403) is fixedly connected to the inner side of the movable groove (402), a first spring (404) is fixedly connected to the inner side of the fixed tube (403), a telescopic rod (405) is fixedly connected to the other end of the first spring (404), the telescopic rod (405) is movably sleeved with the fixed tube (403), one end of the telescopic rod (405) away from the fixed tube (403) is fixedly connected to a connecting block (406), a clamping plate (407) is fixedly connected to the top of the connecting block (406), and a rubber protective pad (408) is fixedly connected to the side of the clamping plate (407).