CN112735749A - Electromechanical mounting structure of power engineering transformer - Google Patents
Electromechanical mounting structure of power engineering transformer Download PDFInfo
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- CN112735749A CN112735749A CN202011537542.4A CN202011537542A CN112735749A CN 112735749 A CN112735749 A CN 112735749A CN 202011537542 A CN202011537542 A CN 202011537542A CN 112735749 A CN112735749 A CN 112735749A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model belongs to the technical field of the technique of transformer installation and specifically relates to an electromechanical mounting structure of power engineering transformer is related to, it is including fixing the support frame on two wire poles, the support frame includes the backup pad, the backup pad top is just to just sliding and being provided with two first holders, the backup pad is provided with the first driving piece that drives two first holders and move towards being close to each other or keeping away from the direction, the backup pad top is still just to just sliding and being provided with two second holders, two second holders set up with first holder looks is perpendicular, the backup pad is provided with the second driving piece that drives two second holders and move towards being close to each other or keeping away from the direction. The transformer has the advantages that the stability of the fixed transformer in the position is enhanced, and the potential safety hazard is reduced.
Description
Technical Field
The application relates to the field of transformer installation, in particular to an electromechanical mounting structure of a power engineering transformer.
Background
A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. At present, a transformer is an indispensable device in a power supply and transformation system.
In order to meet daily power consumption requirements of people in different regions, the transformer located outdoors is usually mounted on a support frame fixed on a telegraph pole, and the transformer is usually mounted and hoisted by a crane in the related art, so that the transformer is placed on the support frame.
In view of the above-mentioned related technologies, the inventor thinks that after the transformer hoists on the support frame, the transformer only bears the supporting action of the support frame, and then makes the fixed unstable in position of transformer, has certain potential safety hazard.
Disclosure of Invention
In order to enhance the stability of the transformer when the position is fixed and further reduce the potential safety hazard, the application provides an electromechanical mounting structure of a power engineering transformer.
The application provides a power engineering transformer electromechanical mounting structure adopts following technical scheme: the utility model provides an electromechanical mounting structure of power engineering transformer, is including fixing the support frame on two wire poles, the support frame includes the backup pad, the backup pad top is just being provided with two first holders just sliding, the backup pad is provided with the first driving piece that drives two first holders and move towards being close to each other or keeping away from the direction, the backup pad top is still just being provided with two second holders just sliding, two the second holder sets up with first holder looks is perpendicular, the backup pad is provided with the second driving piece that drives two second holders and move towards being close to each other or keeping away from the direction.
Through adopting above-mentioned technical scheme, arrange the transformer in the backup pad on the support frame after, through the direction motion that two first holders of first driving piece drive are close to each other, thereby carry out the centre gripping to the both sides of transformer, rethread second driving piece drive two second holders move towards the direction that is close to each other afterwards, thereby carry out the centre gripping to the other both sides of transformer, it is spacing to receive the many places of first holder and second holder horizontal direction when the transformer is fixed, thereby be favorable to strengthening the stability when transformer position is fixed, thereby reduce the potential safety hazard.
Optionally, the first groove that slides that extends along the horizontal direction is seted up at the top of backup pad, two first holder all includes first clamping part and fixed connection in the first portion of sliding of first clamping part, first portion of sliding all is located first groove of sliding and slides the cooperation with first groove of sliding, first driving piece is two-way lead screw, two-way lead screw rotates and installs in first groove of sliding, two-way lead screw revolve to opposite both ends pass two first portions of sliding respectively and with first portion of sliding screw-thread fit.
Through adopting above-mentioned technical scheme, when two-way lead screw rotated, two first holders moved towards the direction that is close to each other or keeps away from because of the limiting displacement in first portion of sliding and the first groove that slides to the realization is fixed to further centre gripping of transformer, rotates two-way lead screw and can makes two first holders move in step, thereby makes staff's easy and simple to handle, and the practicality is strong.
Optionally, the top of backup pad is still seted up the second groove that slides that two horizontal directions extend, the second groove that slides all sets up with first groove mutually perpendicular, two the second holder all includes the second clamping part, two the second portion that slides is located two second respectively and slides the inslot and slide the cooperation with the second groove, the second driving piece is the drive lead screw, the drive lead screw is provided with two and rotates respectively and install in two second grooves that slide, two the drive lead screw passes two second portions that slide respectively and with second portion screw-thread fit that slides.
Through adopting above-mentioned technical scheme, rotate two drive lead screws respectively, two second portions of sliding move towards the direction that is close to each other or keeps away from respectively because of the cooperation of sliding with the second groove of sliding, and then carry out the centre gripping spacing to the other both sides of transformer horizontal direction, and two drive lead screws can be respectively pivoted and set up the position that makes the transformer fixed time horizontal direction can carry out moderate degree and adjust to be favorable to further reinforcing suitability.
Optionally, the cross sections of the first sliding part and the first sliding groove, and the cross sections of the second sliding part and the second sliding groove are both T-shaped.
Through adopting above-mentioned technical scheme, the setting up of T shape makes first portion of sliding along first groove, the second portion of sliding along the process of sliding in the second groove of sliding stable, and first portion of sliding is difficult for breaking away from first groove of sliding when sliding along first groove of sliding, and the second portion of sliding is difficult for breaking away from the second groove of sliding when sliding along the second groove of sliding.
Optionally, one side of each of the two first clamping pieces, which is opposite to the two second clamping pieces, is detachably provided with an elastic wear-resistant piece, and when the first clamping pieces and the second clamping pieces clamp and fix the transformer, the elastic wear-resistant pieces abut against the transformer.
Through adopting above-mentioned technical scheme, when the setting of elasticity wearing parts was favorable to reducing first holder and second holder to the transformer fixed, with the transformer because of the wearing and tearing condition that the rigidity touching leads to, simultaneously, the elastic action that elasticity wearing parts self has for area of contact between transformer and the elasticity wearing parts is bigger, thereby is favorable to strengthening the frictional force that receives when the transformer is fixed, and then the stability when reinforcing the transformer is fixed.
Optionally, elasticity wearing parts include mounting panel, fixed connection in the fixed plate of mounting panel and bond and keep away from the abrasion pad of mounting panel one side in the fixed plate, the complex mounting groove that slides with the mounting panel is all seted up at the top of first holder and second holder, the mounting panel all is T shape with the cross-section of mounting groove.
Through adopting above-mentioned technical scheme, slide the mounting panel along vertical direction and go into the mounting groove or take out the mounting panel from the mounting groove in and can accomplish the installation or the dismantlement to elasticity wearing parts, elasticity wearing parts detachable sets up and is convenient for the staff to maintain and change the abrasion pad to when guaranteeing that the transformer receives the centre gripping fixed, the stability of its place.
Optionally, a plurality of protrusions are convexly arranged on one side, away from the fixing plate, of the wear pad.
Through adopting above-mentioned technical scheme, bellied being provided with does benefit to the skid resistance of further reinforcing wear pad to stability when further reinforcing transformer is fixed.
Optionally, the protrusions are hemispherical, and a plurality of the protrusions are distributed in a rectangular array.
Through adopting above-mentioned technical scheme, a plurality of array distribution just are hemispherical protruding unified processing when being convenient for the wearing pad production to guarantee the skid resistance of wearing pad.
Optionally, the support frame further comprises fixing rods fixed between the two telegraph poles, the two fixing rods penetrate through the support plate and are in sliding fit with the support plate, and the support plate is tightly abutted and fixed with the fixing rods through bolts.
Through adopting above-mentioned technical scheme, the dead lever plays the supporting role stable to the backup pad, and simultaneously, the bolt supports tight fixed setting and makes the backup pad carry out the regulation of certain degree along the length direction of dead lever to be favorable to further reinforcing suitability.
Optionally, the two telegraph poles are all clamped and connected to form the hoops, the hoops are fixedly connected with the fixture blocks, the fixing rods are provided with clamping grooves corresponding to the fixture blocks in position and matched with the fixture blocks in a clamped mode, when the fixture blocks are clamped into the clamping grooves, the tops of the hoops are abutted to the bottoms of the fixing rods.
Through adopting above-mentioned technical scheme, the staple bolt plays the further supporting role to the dead lever to be favorable to improving the stability of dead lever position, simultaneously, the fixture block plays the positioning action when installing the clamp with the cooperation of draw-in groove, thereby be convenient for be fixed in the clamp with dead lever bottom inconsistent position.
In summary, the present application includes at least one of the following beneficial technical effects:
when the transformer is fixed, the transformer is limited by a plurality of positions of the first clamping piece and the second clamping piece in the horizontal direction, so that the stability of the transformer when the position is fixed is enhanced, and potential safety hazards are reduced;
the two first clamping pieces move towards the directions close to or away from each other due to the limiting action of the first sliding part and the first sliding groove, so that the transformer is clamped and fixed, and the two first clamping pieces can synchronously move by rotating the bidirectional screw rod, so that the operation of workers is simple and convenient, and the practicability is high;
the elastic wear-resistant part is beneficial to reducing the abrasion condition caused by rigid touch with the transformer when the first clamping part and the second clamping part are fixed on the transformer.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a partial sectional structural schematic view of the support frame in the embodiment of the present application.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. a utility pole; 2. a support frame; 201. fixing the rod; 202. a support plate; 3. hooping; 301. a hoop plate; 4. a clamping block; 5. a card slot; 6. fixing the bolt; 7. a first clamping member; 701. a first clamping portion; 702. a first sliding section; 8. a first sliding groove; 9. a bidirectional screw rod; 10. a first hand wheel; 11. a second clamping member; 111. a second clamping portion; 112. a second sliding section; 12. a second sliding groove; 13. driving the screw rod; 14. a second hand wheel; 15. an elastic wear member; 151. mounting a plate; 152. a fixing plate; 153. a wear pad; 16. fastening a bolt; 17. a protrusion; 18. and (4) mounting the groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses an electromechanical mounting structure of power engineering transformer. Referring to fig. 1, two vertically arranged poles 1 are fixedly installed on the ground, the electrical engineering transformer electromechanical installation structure includes a support frame 2, and the support frame 2 includes two fixing rods 201 and a support plate 202.
Referring to fig. 1 and 2, two fixing rods 201 are horizontally disposed, and two free ends near both ends in the length direction thereof are fixed by a plurality of uniformly distributed bolts. For stability when further reinforcing dead lever 201 is fixed, two 1 outer all covers of wire pole are equipped with staple bolt 3, and staple bolt 3 includes two articulated hoop boards 301 that set up, and hoop board 301 is the semicircle ring-type, and the one end that its pin joint was kept away from to two hoop boards 301 is fixed through the bolt to make staple bolt 3 stably be fixed in wire pole 1, the top of two staple bolts 3 all offsets with two dead levers 201, in order to play the further supporting role to dead lever 201.
Continuing to refer to fig. 1 and 2, two fixture blocks 4 of the equal fixedly connected with in top of each hoop board 301, two dead levers 201 are close to the free end at its length direction both ends and all offered with 4 joint complex draw-in grooves 5 of fixture block, draw-in groove 5 and 4 unanimous and 4 one-to-ones settings of fixture block, when each 4 card of fixture block goes into draw-in groove 5, the top and the dead lever 201 of staple bolt 3 are inconsistent, fixture block 4 plays the positioning action when installing staple bolt 3, and simultaneously, fixture block 4 is favorable to further strengthening the joint strength between hoop and the dead lever 201 with the cooperation of draw-in groove 5, thereby guarantee the stability when the hoop supports dead lever 201.
Referring to fig. 1, the supporting plate 202 is substantially a rectangular plate-shaped structure, the top of the supporting plate 202 is used for placing a transformer, the two fixing rods 201 horizontally penetrate through the supporting plate 202 along the length direction of the supporting plate 202 and are in sliding fit with the supporting plate 202, a plurality of fixing bolts 6 are respectively in threaded connection with two sides of the supporting plate 202 in the width direction, and each fixing bolt 6 penetrates through the supporting plate 202 and respectively abuts against each fixing rod 201, so that the supporting plate 202 is fixed relative to the fixing rods 201. The sliding fit of the support plate 202 and the fixing rod 201 enables the support plate 202 to be adjusted to a certain extent along the length direction, i.e., the horizontal direction, of the fixing rod 201, thereby facilitating enhancement of applicability.
Referring to fig. 2 and 3, the top of the supporting plate 202 is provided with two first clamping members 7 along the length direction, each first clamping member 7 includes a first clamping portion 701 and a first sliding portion 702 fixedly connected to the bottom of the first clamping portion 701, the first sliding portion 702 is located in the middle of the first clamping portion 701 in the length direction, the top of the supporting plate 202 is further provided with a first sliding groove 8 extending along the width direction of the supporting plate, the two first sliding portions 702 are both located in the first sliding groove 8 and are in sliding fit with the first sliding portion 702, and the longitudinal sections of the first sliding portion 702 and the first sliding groove 8 are both in a T shape, so that the sliding process of the first sliding portion 702 along the first sliding groove 8 is stable.
Continuing to refer to fig. 2 and 3, the top of the supporting plate 202 is provided with a first driving member, the first driving member is a bidirectional screw rod 9, the bidirectional screw rod 9 is horizontally and rotatably installed in the first sliding groove 8, two ends of the bidirectional screw rod 9 with opposite screw threads respectively penetrate through the two first sliding portions 702 and are in screw thread fit with the first sliding portions 702, so that when the bidirectional screw rod 9 rotates, the two first clamping members 7 move towards the directions close to each other due to the limiting action of the first sliding portions 702 and the first sliding grooves 8, so that the two first clamping portions 701 clamp two sides of the transformer in the width direction, and the stability of the transformer is enhanced. In order to facilitate the force application of the worker to rotate the bidirectional screw rod 9, one end of the bidirectional screw rod 9 penetrates out of the first sliding groove 8, namely the supporting plate 202, and one end of the bidirectional screw rod 9 penetrating out of the supporting plate 202 is fixedly connected with the first hand wheel 10.
Referring to fig. 3, the top of the supporting plate 202 is also provided with two second clamping members 11, the second clamping members 11 include a second clamping portion 111 and a second sliding portion 112 fixedly connected to the bottom of the second clamping portion 111, the second sliding portion 112 is located in the middle of the second clamping portion 111 in the length direction, and the two second clamping portions 111 are perpendicular to the two first clamping portions 701. Two sections of second sliding grooves 12 extending along the length direction of the supporting plate 202 are further formed in the top of the supporting plate 202, the two second sliding portions 112 are respectively located in the two second sliding grooves 12 and are in sliding fit with the second sliding grooves 12, and the longitudinal sections of the second sliding portions 112 and the second sliding grooves 12 are both in a T shape, so that the sliding process of the second sliding portions 112 along the second sliding grooves 12 is stable.
Continuing to refer to fig. 3, a second driving member is disposed at the top of the supporting plate 202, the second driving member is a driving screw 13, two driving screws 13 are disposed, the two driving screws 13 are respectively rotatably mounted in the two second sliding grooves 12, the two driving screws 13 respectively penetrate through the two second sliding portions 112 and are in threaded fit with the second sliding portions 112, so that when the two driving screws 13 rotate, the two second clamping members 11 move toward directions close to each other due to the limiting effect of the second sliding portions 112 and the second sliding grooves 12, and further the two second clamping members 11 clamp both sides of the transformer in the length direction, thereby further enhancing the stability of the transformer at the position. In order to facilitate the worker to apply force to rotate the driving screw 13, the ends of the driving screw 13 far away from each other respectively penetrate through the two second sliding grooves 12, namely the supporting plates 202, and the ends of the driving screw 13 penetrating through the supporting plates 202 are fixedly connected with second hand wheels 14.
Referring to fig. 1 and 3, in order to fix the transformer by the two first clamping members 7 and the two second clamping members 11, the transformer is not easily worn due to friction between the transformer and the first clamping members 7 and the second clamping members 11, the elastic wear-resistant members 15 are disposed on the opposite sides of the two first clamping portions 111 and the two second clamping portions 112, and each elastic wear-resistant member 15 includes a mounting plate 151, a fixing plate 152, and a wear pad 153.
Continuing to refer to fig. 1 and 3, mounting groove 18 along the vertical direction extension is all seted up at the top of first clamping part 111 and second clamping part 112, and mounting panel 151 and mounting groove 18 slide the cooperation, and mounting panel 151 and mounting groove 18's cross section all are the T shape to make mounting panel 151 along the process of sliding of mounting groove 18 stable, and mounting panel 151 is difficult for breaking away from in the mounting groove 18. When the mounting plate 151 is positioned within the mounting slot 18, the top of the mounting plate 151 is flush with the slot opening of the mounting slot 18. The first clamping portion 111 and the second clamping portion 112 are provided with fastening bolts 16, and each fastening bolt 16 is respectively inserted into each of the first clamping portion 111 and the second clamping portion 112 and is in threaded fit with the mounting plate 151 so as to further fix the position of the mounting plate 151.
Referring to fig. 3, the fixing plate 152 is fixedly connected to the mounting plate 151, the fixing plate 152 is located outside the mounting groove 18, the wear pad 153 is fixed to one side of the fixing plate 152 away from the mounting plate 151 by bonding, the wear pad 153 is made of rubber, and when the two first clamping portions 111 and the two second clamping portions 112 clamp and fix the transformer, the wear pad 153 abuts against the transformer.
Referring to fig. 2 and 3, for the non-skid property when further reinforcing abrasion pad 153 supports the transformer tightly to further promote the stability of transformer position, one side that fixed plate 152 was kept away from to abrasion pad 153 is protruding to be equipped with protruding 17, and protruding 17 is hemispherical, and protruding 17 is the rectangular array subsection and has a plurality ofly, in order to guarantee to transformer fixed stability, the production and processing of abrasion pad 153 of being convenient for.
The implementation principle of the electromechanical mounting structure of the power engineering transformer in the embodiment of the application is as follows: install the transformer, arrange the transformer in backup pad 202 back on the support frame 2, rotate two-way lead screw 9 through first hand wheel 10, make two first holders 7 towards the direction motion that is close to each other, thereby carry out the centre gripping to transformer width direction's both sides, rethread second hand wheel 14 rotates drive lead screw 13 afterwards, make two second holders 11 towards the direction motion that is close to each other, thereby carry out the centre gripping to transformer length direction's both sides, it is spacing to receive the many places of first holder 7 and 11 horizontal directions of second holder when the transformer is fixed, thereby be favorable to strengthening the stability when transformer position is fixed, thereby be favorable to reducing the potential safety hazard.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides an electric power engineering transformer electromechanical mounting structure which characterized in that: including fixing support frame (2) on two wire poles (1), support frame (2) include backup pad (202), backup pad (202) top is just being provided with two first holders (7) just and sliding, backup pad (202) are provided with the first driving piece that drives two first holders (7) and move towards being close to each other or keeping away from the direction, backup pad (202) top is still just being provided with two second holders (11) just and sliding, two second holder (11) set up with first holder (7) looks perpendicular, backup pad (202) are provided with the second driving piece that drives two second holders (11) and move towards being close to each other or keeping away from the direction.
2. An electrical engineering transformer electromechanical mounting structure according to claim 1, characterized in that: first groove (8) that slides, two that extend along the horizontal direction are seted up to the top of backup pad (202) first holder (7) all include first clamping part (701) and fixed connection in the first portion (702) that slides of first clamping part (701), first portion (702) that slides all are located first groove (8) that slides and slide cooperation with first groove (8) that slides, first driving piece is two-way lead screw (9), two-way lead screw (9) are rotated and are installed in first groove (8) that slides, two-way lead screw (9) screw thread revolve to opposite both ends pass two first portion (702) that slide respectively and with first portion (702) screw-thread fit that slides.
3. An electrical engineering transformer electromechanical mounting structure according to claim 2, characterized in that: the second that two horizontal directions extend groove (12) that slide is still seted up at the top of backup pad (202), the second slides groove (12) and all slides groove (8) and set up mutually perpendicularly with first, two second holder (11) all include second clamping part (111), two second sliding part (112) are located two second respectively and slide groove (12) and slide the cooperation with second sliding groove (12), the second driving piece is drive lead screw (13), drive lead screw (13) are provided with two and rotate respectively and install in two second sliding groove (12), two drive lead screw (13) pass two second sliding part (112) respectively and slide portion (112) screw-thread fit with second.
4. An electrical engineering transformer electromechanical mounting structure according to claim 3, characterized in that: the cross sections of the first sliding part (702), the first sliding groove (8), the second sliding part (112) and the second sliding groove (12) are T-shaped.
5. An electrical engineering transformer electromechanical mounting structure according to claim 1, characterized in that: one side of each of the two first clamping pieces (7) opposite to the two second clamping pieces (11) is detachably provided with an elastic wear-resistant piece (15), and when the first clamping pieces (7) and the second clamping pieces (11) clamp and fix the transformer, the elastic wear-resistant pieces (15) abut against the transformer tightly.
6. An electrical engineering transformer electromechanical mounting structure according to claim 5, characterized in that: elasticity wearing parts (15) include mounting panel (151), fixed connection in fixed plate (152) of mounting panel (151) and bond and keep away from wearing pad (153) of mounting panel (151) one side in fixed plate (152), complex mounting groove (18) that slide with mounting panel (151) are all seted up with the top of second holder (11) in first holder (7), mounting panel (151) all are the T shape with the cross-section of mounting groove (18).
7. An electrical engineering transformer electromechanical mounting structure according to claim 6, characterized in that: a plurality of bulges (17) are convexly arranged on one side of the wear-resistant pad (153) far away from the fixing plate (152).
8. An electrical engineering transformer electromechanical mounting structure according to claim 7, characterized in that: the bulges (17) are hemispherical, and the bulges (17) are distributed in a rectangular array.
9. An electrical engineering transformer electromechanical mounting structure according to claim 1, characterized in that: the supporting frame (2) further comprises fixing rods (201) fixed between the two telegraph poles (1), the fixing rods (201) penetrate through the supporting plate (202) and are in sliding fit with the supporting plate (202), and the supporting plate (202) is tightly abutted and fixed with the fixing rods (201) through bolts.
10. An electrical engineering transformer electromechanical mounting structure according to claim 9, characterized in that: two wire pole (1) all joints are provided with staple bolt (3), the equal fixedly connected with fixture block (4) of staple bolt (3), dead lever (201) have been seted up with fixture block (4) position correspond and with fixture block (4) joint complex draw-in groove (5), when fixture block (4) card is gone into draw-in groove (5), the top of staple bolt (3) is contradicted with the bottom of dead lever (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011537542.4A CN112735749A (en) | 2020-12-23 | 2020-12-23 | Electromechanical mounting structure of power engineering transformer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011537542.4A CN112735749A (en) | 2020-12-23 | 2020-12-23 | Electromechanical mounting structure of power engineering transformer |
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| CN112735749A true CN112735749A (en) | 2021-04-30 |
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| CN202011537542.4A Pending CN112735749A (en) | 2020-12-23 | 2020-12-23 | Electromechanical mounting structure of power engineering transformer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113192732A (en) * | 2021-05-15 | 2021-07-30 | 江西鑫固电气有限公司 | Transformer fixing structure |
| CN116148065A (en) * | 2023-04-18 | 2023-05-23 | 河北新泰鸿汽车零部件有限公司 | Pressure testing machine and method for detecting quality of automobile parts |
| CN116148065B (en) * | 2023-04-18 | 2023-08-29 | 河北新泰鸿汽车零部件有限公司 | Pressure testing machine and method for detecting quality of automobile parts |
| CN118039297A (en) * | 2024-03-27 | 2024-05-14 | 山东同泰电气有限公司 | Transformer supporting base |
| CN118039297B (en) * | 2024-03-27 | 2024-08-30 | 山西华业送变电工程有限公司 | Transformer supporting base |
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