CN111982316A - Improved temperature transmitter - Google Patents
Improved temperature transmitter Download PDFInfo
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- CN111982316A CN111982316A CN202010845294.3A CN202010845294A CN111982316A CN 111982316 A CN111982316 A CN 111982316A CN 202010845294 A CN202010845294 A CN 202010845294A CN 111982316 A CN111982316 A CN 111982316A
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- temperature transmitter
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- 230000007246 mechanism Effects 0.000 claims description 16
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to the technical field of temperature transmitters, and discloses an improved temperature transmitter which comprises a bottom plate and a transmitter body, wherein the transmitter body is arranged on the front side wall of the bottom plate, the rear side wall of the upper end of the transmitter body is fixedly provided with a mounting plate, the left side of the mounting plate is fixedly provided with a U-shaped block, the inside of the U-shaped block is rotatably connected with first teeth through shaft pins, the upper side of the first teeth is fixedly provided with a first spring, the right end of the first spring is fixedly connected with the left side wall of the mounting plate, the lower side of the U-shaped block is provided with a first stop dog, the right side of the first stop dog is fixedly connected with the left side wall of the mounting plate, the left side of the front side wall of the bottom plate is fixedly provided with a supporting plate, the right side wall of the supporting plate is symmetrically fixedly provided. This improved generation temperature transmitter can carry out the multiple spot to temperature transmitter's body and fix, is convenient for install and dismantle.
Description
Technical Field
The invention relates to the technical field of temperature transmitters, in particular to an improved temperature transmitter.
Background
The temperature transmitter is an instrument which converts temperature variable into transmittable standardized output signals and is mainly used for measuring and controlling temperature parameters in industrial process, the current transmitter converts alternating current of a main loop to be measured into a standard signal of a constant current loop and continuously transmits the standard signal to the receiving device, the temperature current transmitter converts a signal of a temperature sensor into a current signal and is connected to a secondary instrument so as to display corresponding temperature, and the existing temperature transmitter has the problems of single installation mode, measurement error and the like in strong interference environment.
The novel temperature transmitter with the patent number of CN109443564A comprises a transmitter shell, a display screen, an upper cover, an output terminal, an antenna and a thermal resistor, wherein the display screen is arranged on the front side of the transmitter shell, the upper cover is arranged at the top end of the transmitter shell, a fixing ring is arranged above the upper cover, and an openable end ring is connected onto the fixing ring, so that the novel temperature transmitter can adapt to screwing installation by arranging a hollow bolt, a flange plate and a vertical fixing groove on a thermal resistor rod, the flange plate is connected and installed and inserted into the fixing groove, the applicability of the device is greatly improved, the device is favorable for popularization and use, the device is taken and placed by arranging a fine locking chain between the upper cover and the output terminal, the holding and moving are more convenient, meanwhile, after the temperature transmitter is installed, the fine locking chain can be taken down by the fixing ring of the upper cover to be fixed on the ground, and the anti-interference performance of the device, however, the technical scheme has the following technical defects in use:
when the technical scheme is used, only a certain part of the temperature transmitter body can be installed, and the problem caused by the installation is that the temperature transmitter is easy to damage when being collided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the improved temperature transmitter which has the advantages of being capable of fixing the body of the temperature transmitter at multiple points and being convenient to install and disassemble, and the limitation that the transmission temperature transmitter is easy to damage when being collided after being installed is solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an improved temperature transmitter comprises a bottom plate and a transmitter body, wherein the transmitter body is arranged on the front side wall of the bottom plate, the upper end rear side wall of the transmitter body is fixedly provided with a mounting plate, the left side of the mounting plate is fixedly provided with a U-shaped block, the inside of the U-shaped block is connected with a first tooth through a shaft pin in a rotating manner, the upper side of the first tooth is fixedly provided with a first spring, the right end of the first spring is fixedly connected with the left side wall of the mounting plate, the lower side of the U-shaped block is provided with a first stop dog, the right side of the first stop dog is fixedly connected with the left side wall of the mounting plate, the left side of the front side wall of the bottom plate is fixedly provided with a support plate, the right side wall of the support plate is symmetrically and fixedly provided with two mounting rods, the rod walls of the two mounting rods are respectively and movably sleeved with a second spring, the rod walls of the right ends, two the right-hand member of installation pole is all fixed and is equipped with the second stopper, the right side wall of cardboard is fixed and is equipped with a plurality of second tooth, every the second tooth is connected with the meshing of first tooth respectively, the fixed L shaped plate that is equipped with in preceding lateral wall right side of bottom plate, the fixed first gag lever post that is equipped with of lateral wall of L shaped plate, first stopper has been cup jointed in the pole wall activity of first gag lever post, the left end of first stopper and the right side wall fixed connection of mounting panel, the fixed U-shaped plate that is equipped with of preceding lateral wall of bottom plate, the inside of U-shaped plate is connected with clamping mechanism through actuating mechanism, the front side of cardboard is all fixed and is equipped with the U-shaped pole.
Preferably, actuating mechanism includes two-way lead screw, second gag lever post and two movable plates, two-way lead screw sets up and is connected, two in the upper surface rotation of the lateral wall of the inside left side of U-shaped plate and both ends pole wall through first bearing and U-shaped plate and bottom plate respectively the inside of movable plate is seted up threaded hole respectively and respectively with the both ends pole wall threaded connection through the screw hole that corresponds and two-way lead screw, two the slide opening has been seted up respectively to the right-hand member inside of movable plate, the second gag lever post cup joints through the slide opening that corresponds and the movable plate activity that corresponds respectively, the both ends of second gag lever post respectively with the lateral wall fixed connection of U-shaped plate and bottom plate.
Preferably, the clamping mechanism includes two hollow columns, two third springs and two movable rods, two the hollow column is fixed respectively and sets up in the lateral wall middle part of the movable plate that corresponds, two the third spring is fixed respectively and sets up in the inside of the hollow column that corresponds and the one end that is close to respectively through second stopper and the movable rod fixed connection that corresponds, two the through-hole has been seted up respectively to the one end that hollow column is close to, two the one end that the movable rod is close to respectively through the through-hole that corresponds and outwards extend and respectively fixedly connected with arc-shaped fixture block.
Preferably, the inner wall of each through hole is symmetrically provided with sliding grooves, the two sides of each movable rod are symmetrically provided with sliding blocks, and each sliding block is connected with the corresponding sliding groove in a sliding mode.
Preferably, the upper end of the bidirectional screw rod penetrates through the U-shaped plate, extends upwards and is fixedly connected with the knob, and the side wall of the knob is provided with anti-skidding stripes.
Preferably, the left side and the right side of the bottom plate are respectively and symmetrically fixedly provided with two mounting blocks, and each mounting block is internally and fixedly provided with a fastening bolt.
And a rubber pad is fixedly arranged on one side, close to the arc-shaped clamping block, of each arc-shaped clamping block.
Advantageous effects
Compared with the prior art, the invention provides an improved temperature transmitter, which has the following beneficial effects:
1. this improved generation temperature transmitter, through set up in a plurality of second teeth on cardboard right side and rotate through the pivot and set up the meshing connection realization between the inside first tooth of U-shaped piece to the joint of mounting panel, guarantee to make its upper end keep fixed after installing the changer body, avoid becoming flexible.
2. This improved generation temperature transmitter through setting up in the inside latch mechanism of U-shaped board, can carry out the joint through latch mechanism to the lower extreme of changer body after the installation, and is fixed through the multiple spot, the effectual possibility of avoiding the changer body to damage when receiving the collision.
Drawings
FIG. 1 is a schematic diagram of an improved temperature transmitter according to the present invention;
FIG. 2 is a schematic view of the connection structure between the mounting plate and the bottom plate in FIG. 1;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is an enlarged view of a portion B of FIG. 2;
FIG. 5 is a schematic top view of the connection between the drive mechanism and the latch mechanism of FIG. 1;
fig. 6 is a schematic sectional view showing a connection structure between the movable bar and the hollow post of fig. 1.
In the figure: the transmitter comprises a base plate 1, a transmitter body 2, a mounting plate 3, a U-shaped block 4, a first tooth 5, a first spring 6, a first stop dog 7, a support plate 8, a mounting rod 9, a second spring 10, a clamping plate 11, a tooth 12, a first limiting rod 13, a first limiting block 14, a U-shaped plate 15, a U-shaped rod 16, a bidirectional screw rod 17, a second limiting rod 18, a movable plate 19, a hollow column 20, a third spring 21, a movable rod 22, a second limiting block 23, an arc-shaped clamping block 24, a sliding block 25, a knob 26, a mounting block 27, a rubber pad 28, an L-shaped plate 29 and a second stop dog 30.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an improved temperature transmitter comprises a base plate 1 and a transmitter body 2, the transmitter body 2 is arranged on the front side wall of the base plate 1, the upper end rear side wall of the transmitter body is fixedly provided with a mounting plate 3, the left side of the mounting plate 3 is fixedly provided with a U-shaped block 4, the inside of the U-shaped block 4 is rotatably connected with a first tooth 5 through a shaft pin, the upper side of the first tooth 5 is fixedly provided with a first spring 6, the right end of the first spring 6 is fixedly connected with the left side wall of the mounting plate 3, the lower side of the U-shaped block 4 is provided with a first stop 7, the right side of the first stop 7 is fixedly connected with the left side wall of the mounting plate 3, the left side of the front side wall of the base plate 1 is fixedly provided with a support plate 8, the right side wall of the support plate 8 is symmetrically and fixedly provided with two mounting rods 9, the rod walls of the two, the both ends of every second spring 10 respectively with backup pad 8 and cardboard 11's lateral wall fixed connection, the right-hand member of two installation poles 9 is all fixed and is equipped with second stopper 30, cardboard 11's right side wall is fixed and is equipped with a plurality of second teeth 12, every second tooth 12 is connected with the meshing of first tooth 5 respectively, the fixed L shaped plate 29 that is equipped with in bottom plate 1's preceding lateral wall right side, the fixed first gag lever post 13 that is equipped with of lateral wall of L shaped plate 29, first stopper 14 has been cup jointed in the pole wall activity of first gag lever post 13, the left end of first stopper 14 and the right side wall fixed connection of mounting panel 3, the fixed U-shaped plate 15 that is equipped with in bottom plate 1's preceding lateral wall, the inside of U-shaped plate 15 is connected with clamping mechanism through actuating mechanism, cardboard 11's front side is all fixed and is equipped with U-shaped rod 16, be convenient for through the motion.
The driving mechanism comprises a bidirectional screw rod 17, a second limiting rod 18 and two moving plates 19, the bidirectional screw rod 17 is arranged on the left side of the inside of the U-shaped plate 15, and rod walls at two ends of the inside of the U-shaped plate 15 are respectively rotatably connected with the side wall of the U-shaped plate 15 and the upper surface of the bottom plate 1 through a first bearing, threaded holes are respectively formed in the inside of the two moving plates 19 and are respectively in threaded connection with the rod walls at two ends of the bidirectional screw rod 17 through corresponding threaded holes, sliding holes are respectively formed in the inside of the right ends of the two moving plates 19, the second limiting rod 18 is movably sleeved with the corresponding moving plates 19 through corresponding sliding holes, two ends of the second limiting rod 18 are respectively fixedly connected with the side walls of the U-shaped plate 15 and the bottom plate 1, and the two.
Clamping mechanism includes two hollow columns 20, two third springs 21 and two movable rods 22, two hollow columns 20 are fixed respectively and are set up in the lateral wall middle part of the movable plate 19 that corresponds, two third springs 21 are fixed respectively and are set up in the inside of the hollow column 20 that corresponds and the one end that is close to respectively through second stopper 23 and the movable rod 22 fixed connection that corresponds, the through-hole has been seted up respectively to the one end that two hollow columns 20 are close to, the one end that two movable rods 22 are close to respectively through the through-hole that corresponds and outwards extend and respectively fixedly connected with arc fixture block 24, be convenient for not carry out the joint to the lower extreme of changer body 2, through the fixed mode in multiple spot, avoid damaging when changer body 2 receives the collision.
The spout has been seted up to the equal symmetry of the inner wall of every through-hole, and the equal symmetry in both sides of every movable rod 22 is equipped with slider 25, and every slider 25 respectively with corresponding spout sliding connection, avoid two movable rods 22 to take place to rotate, make two arc fixture block 24's angle keep fixed.
The upper end of the bidirectional screw rod 17 penetrates through the U-shaped plate 15 and extends upwards to be fixedly connected with the knob 26, and the side wall of the knob 26 is provided with anti-slip stripes, so that the friction force between a hand and the knob 26 is increased when the bidirectional screw rod 17 is rotated through the knob 26.
The left side and the right side of the bottom plate 1 are respectively symmetrically and fixedly provided with two mounting blocks 27, and the inside of each mounting block 27 is fixedly provided with a fastening bolt, so that the bottom plate 1 can be conveniently mounted.
To sum up, when the improved temperature transmitter is installed on the transmitter body 2, the first limit block 14 is sleeved with the first limit rod 13 and then pressed downwards, the mounting plate 3 moves downwards, the second teeth 12 extrude the first teeth 5, the first teeth 5 extrude the first spring 6, dislocation between the first teeth 5 and the second teeth 12 is realized while the first spring 6 contracts, so that the mounting plate 3 can continuously move downwards, after the upper end of the transmitter body 2 is fixedly installed, the knob 26 is rotated, the knob 26 drives the bidirectional screw rod 17 to rotate, the two movable plates 19 are driven to move oppositely through the movable sleeve between the second limit rod 18 and corresponding sliding while the bidirectional screw rod 17 rotates, the two movable plates 19 respectively drive corresponding hollow columns 20 to move, the knob 26 is continuously rotated after the two arc-shaped fixture blocks 24 clamp the lower end of the transmitter body 2, the two hollow columns 20 respectively extrude the corresponding third springs 21, and the two third springs 21 respectively extrude the corresponding second limiting blocks 23 through the elastic force of the third springs, so that clamping is firmer.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an improved generation temperature transmitter, includes bottom plate (1) and changer body (2), its characterized in that: the transmitter body (2) is arranged on the front side wall of the bottom plate (1), the upper end rear side wall of the transmitter body is fixedly provided with a mounting plate (3), the left side of the mounting plate (3) is fixedly provided with a U-shaped block (4), the inside of the U-shaped block (4) is rotatably connected with a first tooth (5) through a shaft pin, the upper side of the first tooth (5) is fixedly provided with a first spring (6), the right end of the first spring (6) is fixedly connected with the left side wall of the mounting plate (3), the lower side of the U-shaped block (4) is provided with a first stop block (7), the right side of the first stop block (7) is fixedly connected with the left side wall of the mounting plate (3), the left side of the front side wall of the bottom plate (1) is fixedly provided with a support plate (8), the right side wall of the support plate (8) is symmetrically and fixedly provided with two mounting rods (9), and the rod walls of, the right end rod walls of the two mounting rods (9) are movably sleeved with a clamping plate (11) together, two ends of each second spring (10) are fixedly connected with the side walls of the supporting plate (8) and the clamping plate (11) respectively, the right ends of the two mounting rods (9) are fixedly provided with second stop blocks (30), the right side wall of the clamping plate (11) is fixedly provided with a plurality of second teeth (12), each second tooth (12) is respectively meshed with the first teeth (5), the right side of the front side wall of the bottom plate (1) is fixedly provided with an L-shaped plate (29), the side wall of the L-shaped plate (29) is fixedly provided with a first limiting rod (13), the rod wall of the first limiting rod (13) is movably sleeved with a first limiting block (14), the left end of the first limiting block (14) is fixedly connected with the right side wall of the mounting plate (3), the front side wall of the bottom plate (1) is fixedly provided with a U-shaped plate (15), the inside of U-shaped board (15) is connected with clamping mechanism through actuating mechanism, the front side of cardboard (11) all is fixed and is equipped with U-shaped pole (16).
2. The improved temperature transmitter of claim 1, wherein: actuating mechanism includes two-way lead screw (17), second gag lever post (18) and two movable plates (19), two-way lead screw (17) set up in the inside left side of U-shaped plate (15) and both ends pole wall be connected, two through the upper surface rotation of the lateral wall of first bearing and U-shaped plate (15) and bottom plate (1) respectively the inside of movable plate (19) set up threaded hole respectively and respectively with the both ends pole wall threaded connection through corresponding threaded hole and two-way lead screw (17), two the slide opening has been seted up respectively to the right-hand member inside of movable plate (19), second gag lever post (18) cup joint through the slide opening that corresponds with the activity of the movable plate (19) that corresponds respectively, the both ends of second gag lever post (18) respectively with the lateral wall fixed connection of U-shaped plate (15) and bottom plate (1).
3. The improved temperature transmitter of claim 1, wherein: clamping mechanism includes two hollow columns (20), two third springs (21) and two movable rod (22), two hollow column (20) is fixed respectively and sets up in the lateral wall middle part of corresponding movable plate (19), two third spring (21) is fixed respectively and sets up in the inside of corresponding hollow column (20) and the one end that is close to respectively through second stopper (23) and corresponding movable rod (22) fixed connection, two the through-hole has been seted up respectively to the one end that hollow column (20) is close to, two the one end that movable rod (22) are close to respectively through the through-hole that corresponds and outwards extend and respectively fixedly connected with arc fixture block (24).
4. The improved temperature transmitter of claim 3, wherein: the inner wall of each through hole is symmetrically provided with sliding grooves, the two sides of each movable rod (22) are symmetrically provided with sliding blocks (25), and each sliding block (25) is connected with the corresponding sliding groove in a sliding mode.
5. The improved temperature transmitter of claim 2, wherein: the upper end of the bidirectional screw rod (17) penetrates through the U-shaped plate (15), extends upwards and is fixedly connected with a knob (26), and anti-skidding stripes are arranged on the side wall of the knob (26).
6. The improved temperature transmitter of claim 1, wherein: the left side and the right side of the bottom plate (1) are respectively and symmetrically fixedly provided with two mounting blocks (27), and each mounting block (27) is internally and fixedly provided with a fastening bolt.
7. The improved temperature transmitter of claim 3, wherein: and rubber pads (28) are fixedly arranged on one sides of the two arc-shaped clamping blocks (24) close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010845294.3A CN111982316A (en) | 2020-08-20 | 2020-08-20 | Improved temperature transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010845294.3A CN111982316A (en) | 2020-08-20 | 2020-08-20 | Improved temperature transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111982316A true CN111982316A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010845294.3A Pending CN111982316A (en) | 2020-08-20 | 2020-08-20 | Improved temperature transmitter |
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| Country | Link |
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| CN (1) | CN111982316A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566990A (en) * | 2021-08-24 | 2021-10-29 | 鑫国集团有限公司 | Stabilize intelligent temperature transmitter of low-power consumption |
| CN115945605A (en) * | 2023-03-14 | 2023-04-11 | 江苏萃隆精密铜管股份有限公司 | Extrusion type high finned tube forming equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443564A (en) * | 2018-11-20 | 2019-03-08 | 西安华恒仪表制造有限公司 | A kind of New temperature pick-up device |
| CN109878943A (en) * | 2019-02-28 | 2019-06-14 | 马鞍山和田电子智控系统有限公司 | It is a kind of for processing the auxiliary pocket of automotive wire bundle |
| CN209811322U (en) * | 2019-04-04 | 2019-12-20 | 天津凯华隆工贸有限公司 | Vertical milling machine capable of quickly disassembling cutter |
| CN210668658U (en) * | 2020-04-29 | 2020-06-02 | 南京诚朴无人机有限公司 | Antenna adjusting structure of unmanned aerial vehicle communication equipment |
| CN111272301A (en) * | 2019-12-13 | 2020-06-12 | 西安致开工业自动化工程有限公司 | Fixing device of integrated temperature transmitter |
-
2020
- 2020-08-20 CN CN202010845294.3A patent/CN111982316A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443564A (en) * | 2018-11-20 | 2019-03-08 | 西安华恒仪表制造有限公司 | A kind of New temperature pick-up device |
| CN109878943A (en) * | 2019-02-28 | 2019-06-14 | 马鞍山和田电子智控系统有限公司 | It is a kind of for processing the auxiliary pocket of automotive wire bundle |
| CN209811322U (en) * | 2019-04-04 | 2019-12-20 | 天津凯华隆工贸有限公司 | Vertical milling machine capable of quickly disassembling cutter |
| CN111272301A (en) * | 2019-12-13 | 2020-06-12 | 西安致开工业自动化工程有限公司 | Fixing device of integrated temperature transmitter |
| CN210668658U (en) * | 2020-04-29 | 2020-06-02 | 南京诚朴无人机有限公司 | Antenna adjusting structure of unmanned aerial vehicle communication equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566990A (en) * | 2021-08-24 | 2021-10-29 | 鑫国集团有限公司 | Stabilize intelligent temperature transmitter of low-power consumption |
| CN115945605A (en) * | 2023-03-14 | 2023-04-11 | 江苏萃隆精密铜管股份有限公司 | Extrusion type high finned tube forming equipment |
| CN115945605B (en) * | 2023-03-14 | 2023-05-23 | 江苏萃隆精密铜管股份有限公司 | Extrusion type high-fin tube forming equipment |
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Application publication date: 20201124 |
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