CN219694244U - Venturi differential pressure sensor fixing device - Google Patents
Venturi differential pressure sensor fixing device Download PDFInfo
- Publication number
- CN219694244U CN219694244U CN202320390668.6U CN202320390668U CN219694244U CN 219694244 U CN219694244 U CN 219694244U CN 202320390668 U CN202320390668 U CN 202320390668U CN 219694244 U CN219694244 U CN 219694244U
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- differential pressure
- pressure sensor
- fixedly connected
- plate body
- rear side
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- 238000009434 installation Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000005457 optimization Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a venturi differential pressure sensor fixing device, comprising: the fixing mechanism comprises a plate body, wherein the front surface of the plate body is fixedly connected with a bracket, the top of the bracket is respectively and fixedly connected with an arc-shaped plate and a connecting column, the top of the connecting column is fixedly connected with a supporting block, the rear side of the plate body is fixedly connected with a first cylinder, a piston rod of the first cylinder is fixedly provided with a clamping jaw, and the clamping jaw extends to the front surface of the plate body; the telescopic mechanism is fixedly arranged at the rear side of the fixing mechanism; and the lifting mechanism is fixedly arranged at the rear side of the telescopic mechanism. The utility model has the advantages of quick centre gripping has solved current venturi differential pressure sensor fixing device at the in-process of using, is inconvenient for quick to the differential pressure sensor carry out the centre gripping fixed, has increased staff's work load, has reduced differential pressure sensor installation effectiveness's problem.
Description
Technical Field
The utility model relates to the technical field of venturi sensor manufacturing, in particular to a venturi differential pressure sensor fixing device.
Background
The venturi flowmeter is a common device for measuring the flow of a pressurized pipeline, belongs to a differential pressure flowmeter and is commonly used for measuring the flow of fluids such as air, natural gas, coal gas, water and the like. The device comprises a contraction section, a throat and a diffusion section 3, the contraction section, the throat and the diffusion section are arranged on a pipeline of which the flow is required to be measured, a differential pressure sensor is arranged on a venturi flowmeter, the differential pressure sensor detects the differential pressure inside the venturi pipe and calculates the flow according to the detection result, the venturi flowmeter locally contracts a fluid flow beam at a throttling position by means of a throttling device in the pipeline, so that the flow speed is increased, the static pressure is reduced, differential pressure is generated before and after throttling, the flow of natural gas flowing through the throttling device is measured by measuring the differential pressure, the differential pressure sensor is required to be fixedly arranged on the venturi pipe in the process of manufacturing the venturi flowmeter, the venturi differential pressure sensor fixing device is equipment for fixing the differential pressure sensor, so that workers are assisted to install the differential pressure sensor on the venturi pipe, and the existing differential pressure sensor fixing device is mostly a manual clamp and is complicated to use.
The existing venturi differential pressure sensor fixing device is inconvenient to clamp and fix the differential pressure sensor rapidly in the using process, the workload of workers is increased, and the installation efficiency of the differential pressure sensor is reduced.
Disclosure of Invention
The utility model aims to provide a venturi differential pressure sensor fixing device which has the advantage of quick clamping, and solves the problems that the existing venturi differential pressure sensor fixing device is inconvenient to quickly clamp and fix a differential pressure sensor in the using process, the workload of staff is increased, and the installation efficiency of the differential pressure sensor is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a venturi differential pressure sensor fixture comprising:
the fixing mechanism comprises a plate body, wherein the front surface of the plate body is fixedly connected with a bracket, the top of the bracket is respectively and fixedly connected with an arc-shaped plate and a connecting column, the top of the connecting column is fixedly connected with a supporting block, the rear side of the plate body is fixedly connected with a first cylinder, a piston rod of the first cylinder is fixedly provided with a clamping jaw, and the clamping jaw extends to the front surface of the plate body;
the telescopic mechanism is fixedly arranged at the rear side of the fixing mechanism;
and the lifting mechanism is fixedly arranged at the rear side of the telescopic mechanism.
In order to facilitate the movement of the clamping jaw, the venturi differential pressure sensor fixing device is preferably provided with the through hole on the plate body, and the clamping jaw is positioned in the inner cavity of the through hole and is movably connected with the inner wall of the through hole.
In order to facilitate the driving of the fixing mechanism to stretch out and draw back, the fixing device of the venturi differential pressure sensor is preferable, the stretching mechanism comprises a fixing plate, the front surface of the fixing plate is fixedly connected with a second air cylinder, the front surface of the second air cylinder is fixedly connected with the rear side of the plate body, the fixing plate is movably connected with a limiting rod, and the front surface of the limiting rod is fixedly connected with the rear side of the plate body.
In order to facilitate lifting of the fixing mechanism, the lifting mechanism preferably comprises a shell, the top of the shell is fixedly connected with a stepping motor, an output shaft of the stepping motor is fixedly connected with a screw rod through a coupler, a nut seat is sleeved on the surface thread of the screw rod, and the front surface of the nut seat is fixedly connected with the rear side of the telescopic mechanism.
In order to facilitate stable rotation of the screw rod, the bottom of the screw rod is preferably in rotary connection with the bottom of the inner cavity of the shell as the venturi differential pressure sensor fixing device.
In order to facilitate limiting and avoiding rotation of the nut seat, the venturi differential pressure sensor fixing device is preferably adopted, the surface of the nut seat is in sliding connection with the inner wall of the shell, the front surface of the shell is provided with a sliding groove, and the front surface of the nut seat extends to the inner cavity of the sliding groove and is in sliding connection with the inner wall of the sliding groove.
In order to facilitate control of the fixing mechanism, the telescopic mechanism and the lifting mechanism, the right side of the lifting mechanism is preferably fixedly provided with a controller as a venturi differential pressure sensor fixing device.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the differential pressure sensor can be clamped and fixed rapidly by arranging the fixing mechanism, so that the differential pressure sensor can be moved to the installation position conveniently, the fixing mechanism comprises the arc-shaped plate and the supporting block, when the differential pressure sensor is required to be installed, the differential pressure sensor is placed on the arc-shaped plate and the supporting block, the arc-shaped plate supports and limits the middle end of the bottom of the differential pressure sensor, the supporting block limits the two sides of the bottom of the differential pressure sensor, the detection tube of the differential pressure sensor is positioned at the inner sides of the clamping jaws, and after the placement is completed, the first air cylinder drives the two clamping jaws to move relatively, so that the differential pressure sensor is clamped and fixed, and upward movement of the differential pressure sensor is prevented.
2. According to the utility model, the telescopic mechanism is arranged, so that the fixing mechanism can be conveniently driven to stretch out and draw back, the differential pressure sensor can extend into the installation position, workers can conveniently install and fix the differential pressure sensor, the telescopic mechanism comprises the second cylinder, the second cylinder can drive the fixing mechanism to move back and forth, the limiting rod is driven to slide in the fixing plate in the moving process of the fixing mechanism, and the limiting rod can limit the plate body to avoid shaking.
3. The lifting mechanism is arranged, so that the differential pressure sensor can be conveniently driven to move up and down to the installation height, the lifting mechanism comprises a stepping motor, an output shaft of the stepping motor drives a screw rod to rotate, the screw rod drives a nut seat to slide on the inner wall of the shell, and the nut seat is arranged on the rear side of the telescopic mechanism, so that the fixing mechanism and the differential pressure sensor are synchronously driven to move.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a rear isometric view of the present utility model;
FIG. 3 is a perspective view of a securing mechanism according to the present utility model;
FIG. 4 is a rear isometric view of the securing mechanism of the present utility model;
FIG. 5 is a perspective view of the telescopic mechanism of the present utility model;
fig. 6 is an exploded view of the lifting mechanism of the present utility model.
In the figure: 1. a fixing mechanism; 101. a plate body; 102. a clamping jaw; 103. a support block; 104. an arc-shaped plate; 105. a connecting column; 106. a bracket; 107. a first cylinder; 2. a telescoping mechanism; 201. a fixing plate; 202. a limit rod; 203. a second cylinder; 3. a lifting mechanism; 301. a housing; 302. a screw rod; 303. a nut seat; 304. a stepping motor; 305. a chute; 4. a controller; 5. a differential pressure sensor.
Detailed Description
Referring to fig. 1-6, a venturi differential pressure sensor fixture, comprising:
the fixing mechanism 1, the differential pressure sensor 5 is fixedly arranged at the top of the fixing mechanism 1, the fixing mechanism 1 comprises a plate body 101, a support 106 is fixedly connected to the front surface of the plate body 101, an arc plate 104 and a connecting column 105 are respectively and fixedly connected to the top of the support 106, a supporting block 103 is fixedly connected to the top of the connecting column 105, a first air cylinder 107 is fixedly connected to the rear side of the plate body 101, a clamping jaw 102 is fixedly arranged on a piston rod of the first air cylinder 107, and the clamping jaw 102 extends to the front surface of the plate body 101;
the telescopic mechanism 2 is fixedly arranged at the rear side of the fixing mechanism 1;
and the lifting mechanism 3, wherein the lifting mechanism 3 is fixedly arranged at the rear side of the telescopic mechanism 2.
In this embodiment: through setting up fixed establishment 1, can carry out quick centre gripping to differential pressure sensor 5 and fix, be convenient for remove differential pressure sensor 5 to mounted position, fixed establishment 1 has included arc 104 and supporting shoe 103, when needs are installed differential pressure sensor 5, place differential pressure sensor 5 on arc 104 and supporting shoe 103, arc 104 supports and spacing differential pressure sensor 5 bottom's middle-end, supporting shoe 103 carries out spacing differential pressure sensor 5 bottom's both sides, make differential pressure sensor 5's detection tube be located the inboard of clamping jaw 102, after placing, first cylinder 107 drives two clamping jaw 102 relative movement, carry out the centre gripping to differential pressure sensor 5 and fix, prevent its upward movement, through setting up telescopic machanism 2, can be convenient for drive fixed establishment 1 and stretch into mounted position, the differential pressure sensor 5 is stretched into, the staff of being convenient for installs differential pressure sensor 5 fixedly, through setting up elevating system 3, can be convenient for drive differential pressure sensor 5 and reciprocate, make differential pressure sensor 5 remove to the installation height.
As a technical optimization scheme of the utility model, a through hole is formed in the plate body 101, and the clamping jaw 102 is located in the inner cavity of the through hole and is movably connected with the inner wall of the through hole.
In this embodiment: during the movement of the clamping jaw 102, the through hole formed in the plate body 101 moves, and the clamping jaw 102 can move in the plate body 101 conveniently by forming the through hole.
As a technical optimization scheme of the utility model, the telescopic mechanism 2 comprises a fixed plate 201, the front surface of the fixed plate 201 is fixedly connected with a second air cylinder 203, the front surface of the second air cylinder 203 is fixedly connected with the rear side of the plate body 101, the fixed plate 201 is movably connected with a limiting rod 202, and the front surface of the limiting rod 202 is fixedly connected with the rear side of the plate body 101.
In this embodiment: the second cylinder 203 can drive the fixing mechanism 1 to move back and forth, and the fixing mechanism 1 drives the limiting rod 202 to slide in the fixing plate 201 in the moving process, and the limiting rod 202 can limit the plate 101 to avoid shaking.
As a technical optimization scheme of the utility model, the lifting mechanism 3 comprises a shell 301, a stepping motor 304 is fixedly connected to the top of the shell 301, a screw rod 302 is fixedly connected to an output shaft of the stepping motor 304 through a coupler, a nut seat 303 is sleeved on the surface of the screw rod 302 in a threaded manner, and the front surface of the nut seat 303 is fixedly connected with the rear side of the telescopic mechanism 2.
In this embodiment: the output shaft of the stepping motor 304 drives the screw rod 302 to rotate, the screw rod 302 drives the nut seat 303 to slide on the inner wall of the shell 301, and the nut seat 303 is arranged on the rear side of the telescopic mechanism 2, so that the fixed mechanism 1 and the differential pressure sensor 5 are synchronously driven to move, when the differential pressure sensor 5 is arranged, the lifting mechanism 3 continuously drives the fixed mechanism 1 to move downwards, and the telescopic mechanism 2 drives the fixed mechanism 1 to retract, so that the fixed device can continuously clamp and fix the next workpiece.
As a technical optimization scheme of the utility model, the bottom of the screw rod 302 is rotatably connected with the bottom of the inner cavity of the shell 301.
In this embodiment: during the rotation of the screw 302, the housing 301 supports the bottom thereof so that it can stably rotate.
As a technical optimization scheme of the utility model, the surface of the nut seat 303 is slidably connected with the inner wall of the housing 301, the front surface of the housing 301 is provided with the sliding groove 305, and the front surface of the nut seat 303 extends to the inner cavity of the sliding groove 305 and is slidably connected with the inner wall thereof.
In this embodiment: in the process that the screw rod 302 drives the nut seat 303 to move, the nut seat 303 slides on the inner wall of the shell 301, the shell 301 limits the nut seat 303 to avoid rotation of the nut seat 303, and the slide groove 305 formed in the shell 301 can facilitate the front surface of the nut seat 303 to extend to the outer side of the shell 301.
As a technical optimization scheme of the utility model, a controller 4 is fixedly arranged on the right side of the lifting mechanism 3.
In this embodiment: the controller 4 is mounted on the lifting mechanism 3, and can facilitate control of the fixing mechanism 1, the telescopic mechanism 2 and the lifting mechanism 3.
Working principle:
when the device is used, the differential pressure sensor 5 is placed on the arc plate 104 and the supporting block 103, the arc plate 104 supports and limits the middle end of the bottom of the differential pressure sensor 5, the supporting block 103 limits the two sides of the bottom of the differential pressure sensor 5, the detection tube of the differential pressure sensor 5 is located on the inner sides of the clamping jaws 102, after the placement is completed, the first cylinder 107 drives the two clamping jaws 102 to move relatively, clamping and fixing the differential pressure sensor 5 are prevented from moving upwards, after the fixing is completed, the second cylinder 203 drives the fixing mechanism 1 to move forwards, the differential pressure sensor 5 is moved to the installation position, the lifting mechanism 3 drives the differential pressure sensor 5 to move downwards, the differential pressure sensor 5 is moved to the installation height, after the movement is completed, the lifting mechanism 3 continues to drive the fixing mechanism 1 to move downwards, the telescopic mechanism 2 drives the fixing mechanism 1 to retract, and the fixing mechanism 1 can continue clamping and fixing the next workpiece.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. A venturi differential pressure sensor fixture, comprising:
the fixing mechanism (1), the fixing mechanism (1) comprises a plate body (101), a support (106) is fixedly connected to the front face of the plate body (101), an arc plate (104) and a connecting column (105) are fixedly connected to the top of the support (106) respectively, a supporting block (103) is fixedly connected to the top of the connecting column (105), a first air cylinder (107) is fixedly connected to the rear side of the plate body (101), a clamping jaw (102) is fixedly installed on a piston rod of the first air cylinder (107), and the clamping jaw (102) extends to the front face of the plate body (101);
the telescopic mechanism (2) is fixedly arranged at the rear side of the fixing mechanism (1);
and the lifting mechanism (3) is fixedly arranged at the rear side of the telescopic mechanism (2).
2. The venturi differential pressure sensor fixture of claim 1, wherein: the plate body (101) is provided with a through hole, and the clamping jaw (102) is positioned in the inner cavity of the through hole and is movably connected with the inner wall of the through hole.
3. The venturi differential pressure sensor fixture of claim 1, wherein: the telescopic mechanism (2) comprises a fixed plate (201), a second cylinder (203) is fixedly connected to the front face of the fixed plate (201), the front face of the second cylinder (203) is fixedly connected with the rear side of the plate body (101), a limiting rod (202) is movably connected to the fixed plate (201), and the front face of the limiting rod (202) is fixedly connected with the rear side of the plate body (101).
4. The venturi differential pressure sensor fixture of claim 1, wherein: the lifting mechanism (3) comprises a shell (301), a stepping motor (304) is fixedly connected to the top of the shell (301), a screw rod (302) is fixedly connected to an output shaft of the stepping motor (304) through a coupler, a nut seat (303) is sleeved on the surface of the screw rod (302) in a threaded mode, and the front face of the nut seat (303) is fixedly connected with the rear side of the telescopic mechanism (2).
5. The venturi differential pressure sensor fixture of claim 4, wherein: the bottom of the screw rod (302) is rotationally connected with the bottom of the inner cavity of the shell (301).
6. The venturi differential pressure sensor fixture of claim 4, wherein: the surface of the nut seat (303) is in sliding connection with the inner wall of the shell (301), a sliding groove (305) is formed in the front surface of the shell (301), and the front surface of the nut seat (303) extends to the inner cavity of the sliding groove (305) and is in sliding connection with the inner wall of the sliding groove.
7. The venturi differential pressure sensor fixture of claim 1, wherein: the right side of the lifting mechanism (3) is fixedly provided with a controller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390668.6U CN219694244U (en) | 2023-03-06 | 2023-03-06 | Venturi differential pressure sensor fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320390668.6U CN219694244U (en) | 2023-03-06 | 2023-03-06 | Venturi differential pressure sensor fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219694244U true CN219694244U (en) | 2023-09-15 |
Family
ID=87971157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320390668.6U Active CN219694244U (en) | 2023-03-06 | 2023-03-06 | Venturi differential pressure sensor fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219694244U (en) |
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2023
- 2023-03-06 CN CN202320390668.6U patent/CN219694244U/en active Active
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