CN218121256U - Pneumatic clamping device of differential pressure transmitter - Google Patents
Pneumatic clamping device of differential pressure transmitter Download PDFInfo
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- CN218121256U CN218121256U CN202221099010.1U CN202221099010U CN218121256U CN 218121256 U CN218121256 U CN 218121256U CN 202221099010 U CN202221099010 U CN 202221099010U CN 218121256 U CN218121256 U CN 218121256U
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- pressure transmitter
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- connecting piece
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Abstract
The utility model relates to a pneumatic clamping device of a differential pressure transmitter, which comprises a fixing mechanism, a clamping mechanism, a testing connection mechanism and a pneumatic conversion mechanism; the fixing mechanism is used for fixing the differential pressure transmitter, the clamping mechanism and the test connecting mechanism are respectively installed at two ends of the fixing mechanism, the clamping mechanism and the test connecting mechanism are oppositely arranged, the clamping mechanism is connected with the pneumatic switching mechanism, and the pneumatic switching mechanism controls the telescopic end of the clamping mechanism to stretch out or retract so as to clamp or release the differential pressure transmitter. The utility model discloses can stabilize differential pressure transmitter centre gripping fast, the follow-up test and the calibration of suppressing of being convenient for, and simple structure, it is easy and simple to handle.
Description
Technical Field
The utility model relates to a pneumatic clamping device especially relates to a differential pressure transmitter pneumatic clamping device.
Background
The differential pressure transmitter is a self-balancing type detecting instrument, converts liquid level, flow rate, pressure and the like of liquid, gas or steam into digital signals by using a negative feedback principle, and performs setting, monitoring and the like through the differential pressure transmitter.
The good differential pressure transmitter of factory production need suppress test, calibration etc. before dispatching from the factory, and among the prior art, differential pressure transmitter test, calibration are the centre gripping usually on the bench vice, lead to differential pressure transmitter's positive pole and negative pole not to obtain effectual fixed, suppress the testing process, can exert an influence to differential pressure transmitter's precision and stability, data deviation can appear, influence follow-up differential pressure transmitter's use.
Therefore, the technical personnel in the field are dedicated to develop the pneumatic clamping device of the differential pressure transmitter, the differential pressure transmitter is clamped firmly and quickly, the subsequent pressure test and calibration are convenient, the structure is simple, and the operation is simple and convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a differential pressure transmitter pneumatic clamping device is provided, it is firm with the differential pressure transmitter centre gripping fast, the follow-up test and the calibration of suppressing of being convenient for, and simple structure, it is easy and simple to handle.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a pneumatic clamping device of a differential pressure transmitter comprises a fixing mechanism, a clamping mechanism, a test connecting mechanism and a pneumatic switching mechanism;
the fixing mechanism is used for fixing the differential pressure transmitter, the clamping mechanism and the test connecting mechanism are respectively installed at two ends of the fixing mechanism, the clamping mechanism and the test connecting mechanism are oppositely arranged, the clamping mechanism is connected with the pneumatic switching mechanism, and the pneumatic switching mechanism controls the telescopic end of the clamping mechanism to stretch out or retract so as to clamp or release the differential pressure transmitter.
The utility model has the advantages that: the fixing mechanism fixes the differential pressure transmitter, the differential pressure transmitter is prevented from shaking left and right, the pneumatic switching mechanism controls the clamping mechanism to move and stretch out to tightly abut the differential pressure transmitter in the detection process, and the testing device is favorable for performing pressure test and calibration after the differential pressure transmitter is communicated with the testing connecting mechanism, so that the structure is simple, the operation is simple and convenient, and the working efficiency is improved.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the fixing mechanism comprises a first mounting plate and a second mounting plate which are oppositely arranged, the two ends of the first mounting plate and the two ends of the second mounting plate are respectively connected through a third mounting plate and a fourth mounting plate, and the clamping mechanism and the test connection mechanism are respectively mounted on the fourth mounting plate and the third mounting plate.
Adopt above-mentioned further scheme's beneficial effect be that the fixed establishment that first mounting panel, second mounting panel, third installation and fourth mounting panel formed fixes differential pressure transmitter firmly, is convenient for follow-up suppressing detection and calibration.
Further, the clamping mechanism comprises a clamping block, the clamping block is located in the fixing mechanism, a first power device is installed on the outer side wall of the fixing mechanism, the output end of the first power device penetrates through the fourth mounting plate and is connected with the clamping block, and the first power device pushes the clamping block to move in the fixing mechanism.
The beneficial effect of adopting above-mentioned further scheme is that moving through the fixture block sticiss differential pressure transmitter or loose putting, can be fast with differential pressure transmitter centre gripping firm or loose putting, easy and simple to handle.
Further, the first power device is an air cylinder, and a clamping jaw is further arranged on the clamping block.
The further scheme has the advantages that the clamping block is pushed to move by the cylinder, so that the acting force of the clamping block on the differential pressure transmitter is consistent, and the damage is reduced; the jack catch can further stabilize differential pressure transmitter centre gripping.
Further, test coupling mechanism includes first connecting piece and second connecting piece, first connecting piece with the second connecting piece all passes the third mounting panel extends to in the fixed establishment, first connecting piece with the second connecting piece all is provided with the through-hole, just first connecting piece with the second connecting piece is connected with differential pressure transmitter's positive pole and negative pole butt respectively.
Adopt above-mentioned further scheme's beneficial effect be that first connecting piece and second connecting piece are connected with positive pole and negative pole butt respectively, and the testing arrangement of being convenient for tests and calibrates differential pressure transmitter.
Furthermore, first sealing washer all is provided with outside first connecting piece and the second connecting piece tip.
Adopt the beneficial effect of above-mentioned further scheme to be that first sealing washer reduces revealing between connecting piece and the testing arrangement, improves and suppresses the measuring accuracy.
Furthermore, a plurality of second sealing rings are further arranged on the third mounting plate and are positioned on the outer sides of the first connecting piece and the second connecting piece.
Adopt the beneficial effect of above-mentioned further scheme to be that the second sealing washer further strengthens the leakproofness between connecting piece and the testing arrangement.
Further, the pneumatic switching mechanism comprises a pneumatic switching valve, and the pneumatic switching valve is connected with the first power device and the air supply device.
Adopt above-mentioned further scheme's beneficial effect to be convenient for change compressed air direction of admitting air by pneumatic change-over valve, be convenient for quick centre gripping or loose putting differential pressure transmitter fast.
Further, the fixing mechanism and the pneumatic switching mechanism are both installed on a bottom plate, and a positioning groove used for positioning the differential pressure transmitter is further formed in the bottom plate.
Adopt above-mentioned further scheme's beneficial effect be that positioning groove can be fast place differential pressure transmitter location in the assigned position after, the follow-up centre gripping of being convenient for is firm.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
fig. 2 is a schematic top view of an embodiment of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a first mounting plate; 2. a second mounting plate; 3. a third mounting plate; 4. a fourth mounting plate; 5. a clamping block; 6. a first power unit; 7. a jaw; 8. a first connecting member; 9. a second connecting member; 10. a first seal ring; 11. a second seal ring; 12. a positioning groove; 13. a pneumatic changeover valve; 14. a base plate.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
As shown in fig. 1 and 2, the pneumatic clamping device for the differential pressure transmitter comprises a fixing mechanism, a clamping mechanism, a test connecting mechanism and a pneumatic switching mechanism; the fixing mechanism is used for fixing the differential pressure transmitter, the clamping mechanism and the test connecting mechanism are respectively installed at two ends of the fixing mechanism, the clamping mechanism and the test connecting mechanism are oppositely arranged, the clamping mechanism is connected with the pneumatic switching mechanism, and the pneumatic switching mechanism controls the telescopic end of the clamping mechanism to extend out or retract so as to clamp or release the differential pressure transmitter.
The utility model discloses in, fixed establishment is fixed differential pressure transmitter, rocks about preventing, and pneumatic switching mechanism control block mechanism removes to stretch out and fastens differential pressure transmitter butt in the testing process, and differential pressure transmitter and test connection mechanism communicate with each other the back, does benefit to testing arrangement and suppresses test and calibration, simple structure not only, and easy and simple to handle, improves work efficiency.
In some embodiments, the fixing mechanism includes a first mounting plate 1 and a second mounting plate 2 disposed opposite to each other, and two ends of the first mounting plate 1 and the second mounting plate 2 are connected by a third mounting plate 3 and a fourth mounting plate 4, respectively. First mounting panel 1, third mounting panel 3, second mounting panel 2 and fourth mounting panel 4 connect gradually and surround and form rectangular frame, are used for laying differential pressure transmitter in the rectangular frame. The clamping mechanism and the testing connection mechanism are respectively arranged on the fourth mounting plate 4 and the third mounting plate 3, after the clamping mechanism and the fixing mechanism fix and stabilize the differential pressure transmitter, the testing connection mechanism is connected with the differential pressure transmitter to carry out pressing testing and calibration.
In another embodiment, the clamping mechanism includes a clamping block 5, the clamping block 5 is located in the fixing mechanism, that is, the clamping block 5 is located in the rectangular frame, a first power device 6 is installed on the outer side wall of the fixing mechanism, the output end of the first power device 6 penetrates through the fourth mounting plate 4 and is connected with the clamping block 5, and the first power device 6 pushes the clamping block 5 to move in the fixing mechanism for clamping the differential pressure transmitter. Specifically, first power device 6 is the cylinder, still is provided with jack catch 7 on the fixture block 5, and the cylinder promotes fixture block 5 and removes, makes its effort that acts on differential pressure transmitter unanimous, reduces the damage to differential pressure transmitter, and jack catch 7 can further stabilize the differential pressure transmitter centre gripping, appears rocking in preventing to suppress the test, influences the measured data.
In an embodiment, the test connection comprises a first connection 8 and a second connection 9, the first connection 8 and the second connection 9 being used for positive and negative connection of the test device and the differential pressure transmitter. Specifically, first connecting piece 8 and second connecting piece 9 all pass third mounting panel 3 and extend to fixed establishment in, first connecting piece 8 and second connecting piece 9 all are provided with the through-hole, and the through-hole setting just runs through the connecting piece at the connecting piece middle part, and first connecting piece 8 and second connecting piece 9 are connected with differential pressure transmitter's positive pole and negative pole butt respectively. In another embodiment, the first connecting piece 8 and the second connecting piece 9 are threaded rods, and the distance of the connecting pieces extending out of the third mounting plate 3 is adjusted by screwing in and screwing out to adapt to different differential pressure transmitters, so that the universality of the pneumatic clamping device is improved.
In order to improve the test accuracy of suppressing of differential pressure transmitter, first sealing washer 10 all is provided with outward at first connecting piece 8 and the 9 tip of second connecting piece, still is provided with a plurality of second sealing washers 11 on the third mounting panel 3, and second sealing washer 11 is located the first connecting piece 8 and the 9 outsides of second connecting piece, and first sealing washer 10 and second sealing washer 11 can be sealed between connecting piece and the differential pressure transmitter to reduce the leakage, improve the test accuracy of suppressing, so that the calibration.
In the embodiment, the pneumatic switching mechanism includes a pneumatic switching valve 13, and the pneumatic switching valve 13 is connected to the first power unit 6 and the air supply unit. The pneumatic change-over valve 13 is manually changed by an operator to change the flow direction of compressed air, so that the fixture block 5 clamps and stabilizes the differential pressure transmitter or releases the differential pressure transmitter. Fixing mechanism and pneumatic shifter all install on bottom plate 14, still are provided with positioning groove 12 that is used for fixing a position differential pressure transmitter on bottom plate 14, and after positioning groove 12 can place differential pressure transmitter to the assigned position fast, the test is suppressed after fixture block 5 stabilizes differential pressure transmitter centre gripping.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The utility model provides a pneumatic clamping device of differential pressure transmitter which characterized in that: the device comprises a fixing mechanism, a clamping mechanism, a test connecting mechanism and a pneumatic switching mechanism;
the fixing mechanism is used for fixing the differential pressure transmitter, the clamping mechanism and the test connecting mechanism are respectively installed at two ends of the fixing mechanism, the clamping mechanism and the test connecting mechanism are oppositely arranged, the clamping mechanism is connected with the pneumatic switching mechanism, and the pneumatic switching mechanism controls the telescopic end of the clamping mechanism to stretch out or retract so as to clamp or release the differential pressure transmitter.
2. The differential pressure transmitter pneumatic clamping device of claim 1, wherein: the fixing mechanism comprises a first mounting plate (1) and a second mounting plate (2) which are arranged oppositely, the two ends of the first mounting plate (1) and the second mounting plate (2) are connected through a third mounting plate (3) and a fourth mounting plate (4) respectively, and the clamping mechanism and the test connecting mechanism are installed on the fourth mounting plate (4) and the third mounting plate (3) respectively.
3. The differential pressure transmitter pneumatic clamping device of claim 2, wherein: the clamping mechanism comprises a clamping block (5), the clamping block (5) is located in the fixing mechanism, a first power device (6) is installed on the outer side wall of the fixing mechanism, the output end of the first power device (6) penetrates through the fourth mounting plate (4) and is connected with the clamping block (5), and the first power device (6) pushes the clamping block (5) to move in the fixing mechanism.
4. The differential pressure transmitter pneumatic clamping device of claim 3, wherein: the first power device (6) is an air cylinder, and a clamping jaw (7) is further arranged on the clamping block (5).
5. The differential pressure transmitter pneumatic clamping device of claim 2, wherein: test coupling mechanism includes first connecting piece (8) and second connecting piece (9), first connecting piece (8) with second connecting piece (9) all pass third mounting panel (3) and extend to in the fixed establishment, first connecting piece (8) with second connecting piece (9) all are provided with the through-hole, just first connecting piece (8) with second connecting piece (9) are connected with differential pressure transmitter's positive pole and negative pole butt respectively.
6. The differential pressure transmitter pneumatic clamping device of claim 5, wherein: and the end parts of the first connecting piece (8) and the second connecting piece (9) are externally provided with a first sealing ring (10).
7. The differential pressure transmitter pneumatic clamping device of claim 5, wherein: still be provided with a plurality of second sealing washer (11) on third mounting panel (3), second sealing washer (11) are located first connecting piece (8) with the second connecting piece (9) outside.
8. The differential pressure transmitter pneumatic clamping device of claim 3, wherein: the pneumatic switching mechanism comprises a pneumatic switching valve (13), and the pneumatic switching valve (13) is connected with the first power device (6) and the air supply device.
9. The differential pressure transmitter pneumatic clamping device of claim 8, wherein: the fixing mechanism and the pneumatic switching mechanism are both installed on a bottom plate (14), and a positioning groove (12) used for positioning the differential pressure transmitter is further formed in the bottom plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099010.1U CN218121256U (en) | 2022-05-09 | 2022-05-09 | Pneumatic clamping device of differential pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099010.1U CN218121256U (en) | 2022-05-09 | 2022-05-09 | Pneumatic clamping device of differential pressure transmitter |
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| Publication Number | Publication Date |
|---|---|
| CN218121256U true CN218121256U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221099010.1U Active CN218121256U (en) | 2022-05-09 | 2022-05-09 | Pneumatic clamping device of differential pressure transmitter |
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| Country | Link |
|---|---|
| CN (1) | CN218121256U (en) |
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- 2022-05-09 CN CN202221099010.1U patent/CN218121256U/en active Active
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