CN111982226B - Detachable protector for double-wing differential pressure type flowmeter - Google Patents
Detachable protector for double-wing differential pressure type flowmeter Download PDFInfo
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- CN111982226B CN111982226B CN202010871192.9A CN202010871192A CN111982226B CN 111982226 B CN111982226 B CN 111982226B CN 202010871192 A CN202010871192 A CN 202010871192A CN 111982226 B CN111982226 B CN 111982226B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
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Abstract
The invention relates to a detachable protective device for a double-wing differential pressure type flowmeter, which comprises a first protective cover plate, a second protective cover plate and a hinge rod, wherein the first protective cover plate is arranged on the first protective cover plate; according to the differential pressure type flowmeter, the protective mechanism is additionally arranged outside the differential pressure type flowmeter body, so that the flowmeter can be protected, the problem that the reading is inconvenient due to the fact that the flowmeter is scratched in the using or carrying process is avoided, meanwhile, the protective mechanism can play a protective role on the rear end of the flowmeter and prevent the rear end of the flowmeter from directly colliding with the ground, and therefore the flowmeter can be prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of differential pressure type flowmeters, in particular to a detachable protective device for a double-wing differential pressure type flowmeter.
Background
A differential pressure flowmeter is an instrument for measuring flow rate, and is characterized by that it utilizes the principle of that when the fluid is passed through the throttling device, a pressure difference is produced between the pressure difference and flow rate, and utilizes the fixed relation to measure the flow rate, and the throttling device is a local contraction element mounted in the pipeline, and the most commonly-used orifice plate, nozzle and Venturi tube, and in the waste water pipeline, a differential pressure flowmeter is usually mounted for measuring the flow rate of waste water.
In order to solve the problems, the invention provides a detachable protective device for a double-wing differential pressure type flowmeter.
Disclosure of Invention
(1) Technical problem to be solved
The invention aims to overcome the defects of the prior art, adapt to practical needs, and provide a detachable protective device for a double-wing differential pressure type flowmeter so as to solve the technical problems.
(2) Technical scheme
In order to realize the purpose of the invention, the technical scheme adopted by the invention is as follows:
a detachable protective device for a double-wing differential pressure type flowmeter comprises a differential pressure type flowmeter body, wherein the differential pressure type flowmeter body consists of a pipeline, a pressure guide pipe and a flowmeter instrument, a protective mechanism is detachably coated outside the flowmeter instrument and comprises a first protective cover plate, a second protective cover plate and a hinge rod, contact ends of the first protective cover plate and the second protective cover plate are rotatably connected through the hinge rod, a circular protective cavity is formed by the first protective cover plate and the second protective cover plate, and the flowmeter instrument is arranged in the circular protective cavity; the outer side wall of the first protective cover plate is provided with a first moving groove and a second moving groove, a first moving plate is arranged in the first moving groove in a sliding mode, one end of the first moving plate is connected with one end of a first supporting spring, the other end of the first supporting spring is fixedly connected to the side wall of the first moving groove, one end, located outside the first moving groove, of the first moving plate is connected to the side wall of a first blocking protective plate, and the first blocking protective plate is used for blocking one end of a circular protective cavity; a second moving plate is arranged in the second moving groove in a sliding mode, one end of the second moving plate is connected with one end of a second supporting spring, the other end of the second supporting spring is fixedly connected to the side wall of the second moving groove, the other end of the second moving plate is fixedly connected to the side wall of a second blocking protection plate, and the second blocking protection plate is used for blocking the other end of the circular protection cavity; the lateral wall of a protective cover plate and No. two protective cover plates is provided with same coupling assembling.
Furthermore, the outer side wall of the second protective cover plate is connected with a lifting plate.
Furthermore, one end, facing the circular protection cavity, of the first plugging protection plate is connected with a first spongy cushion.
Furthermore, one end of the second blocking protection plate, which faces the circular protection cavity, is connected with a second spongy cushion.
Further, coupling assembling includes a connecting block and a dwang, the fixed cover of a connecting block is established outside a dwang, and a dwang rotates and sets up on a fixed block, and a fixed block is fixed to be set up on the outer roof of No. two protective cover boards, the upper end of a connecting block is connected with No. three movable plates, and No. three movable plates slide and set up in No. three shifting chutes, the lateral wall of No. three shifting chutes is connected with No. three supporting spring's one end, and No. three supporting spring's other end fixed connection is on No. three movable plates, No. three shifting chutes are seted up on the bearing board, and the lower extreme of bearing board is connected with the spliced pole, and the spliced pole is fixed to be set up on protective cover board's lateral wall.
Furthermore, the upper end of a shutoff guard plate and No. two shutoff guard plates is provided with same pushing assembly.
Further, the pushing assembly comprises two connecting rods and two connecting plates, the upper ends of the two connecting rods are connected with connecting plates, the lower ends of the two connecting rods are respectively connected with the upper end surfaces of the first plugging protection plate and the second plugging protection plate, the connecting plates are arranged on the fixed supporting plate in a sliding manner, and a movable column is movably inserted on the fixed supporting plate, a fixed ring is fixedly sleeved outside the movable column, and the outer side wall of the fixed ring is symmetrically connected with two second fixed blocks, two second rotating rods are rotatably arranged on the two second fixed blocks, the second rotating rod is fixedly inserted on the pushing rod, the pushing rod is obliquely arranged, the third rotating rod is also fixedly inserted on the pushing rod, no. three dwangs rotate and set up on No. three fixed blocks, and No. three fixed blocks are fixed to be set up on the up end of connecting plate.
Furthermore, the upper end of the moving column is connected with a pressing plate.
Further, the inclination angle of the push rod is set between 30 and 60 degrees.
Furthermore, the pressing plate is wrapped with a rubber sleeve.
(3) Has the advantages that:
A. according to the differential pressure type flowmeter, the protective mechanism is additionally arranged outside the differential pressure type flowmeter body, so that the flowmeter can be protected, the problem that the reading is inconvenient due to the fact that the flowmeter is scratched in the using or carrying process is avoided, meanwhile, the protective mechanism can play a protective role on the rear end of the flowmeter and prevent the rear end of the flowmeter from directly colliding with the ground, and therefore the flowmeter can be prevented from being damaged.
B. The differential pressure type flowmeter body and the protection mechanism are detachably connected, so that when the differential pressure type flowmeter body is used, the protection mechanism can be detached to carry out a normal reading process, and after the differential pressure type flowmeter body finishes working, the protection mechanism can be buckled outside the differential pressure type flowmeter body, so that the dustproof treatment can be realized, and the function of protecting the differential pressure type flowmeter body can also be realized; meanwhile, the protective mechanism is reasonable in structural design, and when the protective mechanism is operated, the light operation effect can be achieved, and the effects of time saving, labor saving and high-efficiency work can be achieved.
C. In order to realize better dismounting and mounting effects, the combined structure of the first protective cover plate, the second protective cover plate, the hinge rod and the connecting assembly is additionally arranged in the combined structure, the hinge rod is arranged, the first protective cover plate and the second protective cover plate can rotate relatively, so that one of the first protective cover plate and the second protective cover plate can be pulled off during mounting or dismounting, the operation process can be completed, the connecting assembly is arranged and can play a role in conflict and connection, after the first protective cover plate and the second protective cover plate complete clamping protection on a differential pressure type flowmeter body, the clamping process can be stably existed through the connecting assembly, and the separation of the protective mechanism and the differential pressure type flowmeter body is avoided.
D. The first protective cover plate and the second protective cover plate form a circular protective cavity, and in order to realize the plugging of openings at two ends of the circular protective cavity, a combined structure of a first plugging protective plate and a second plugging protective plate is additionally arranged in the invention, and the plugging of the circular protective cavity can be finished by the arrangement of the combined structure, so that the flow meter in the differential pressure type flow meter body can be effectively protected; moreover, the plugging process of the first plugging protection plate and the second plugging protection plate can be automatically completed under the synergistic action of the first supporting spring and the second supporting spring, so that the effects of time saving, labor saving and high-efficiency work can be achieved in the installation process.
E. In the installation work, a first plugging protection plate and a second plugging protection plate need to be manually pulled, so that the first protection cover plate and the second protection cover plate can be buckled on the differential pressure type flowmeter body in advance, and in order to enable the pulling process of the first plugging protection plate and the second plugging protection plate, the first plugging protection plate and the second plugging protection plate are more portable and efficient, a pushing assembly is additionally arranged in the differential pressure type flowmeter, the structural design of the pushing assembly is reasonable, and in the pulling process of the first plugging protection plate and the second plugging protection plate, the synchronous pulling effect can be achieved, and the portable operation effect can be achieved.
Drawings
FIG. 1 is a schematic structural diagram of a detachable protector for a dual-wing differential pressure flowmeter according to an embodiment of the present invention;
fig. 2 is a schematic view of a detachable protector for a dual-wing differential pressure flowmeter according to the present invention, illustrating a disassembled structure of the protector of fig. 1;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 of the detachable protector for a dual-wing differential pressure flowmeter according to the present invention;
FIG. 4 is a schematic view of the detachable protector for a dual-wing differential pressure flowmeter of the present invention showing the structure of the differential pressure flowmeter body of FIG. 1;
FIG. 5 is a schematic structural diagram of a removable protector for a dual-wing differential pressure flowmeter according to another embodiment of the present invention;
fig. 6 is a schematic view of a partially enlarged structure of the detachable protector for a dual-wing differential pressure flowmeter shown in fig. 5.
The reference numbers are as follows:
the differential pressure type flowmeter comprises a differential pressure type flowmeter body 1, a protection mechanism 2, a first protection cover plate 21, a second protection cover plate 22, a hinged rod 23, a first moving groove 24, a first supporting spring 25, a first moving plate 26, a first plugging protection plate 27, a first sponge pad 28, a second moving groove 29, a second supporting spring 210, a second moving plate 211, a second plugging protection plate 212, a second sponge pad 213, a lifting plate 214, a connecting assembly 215, a first connecting block 2151, a first rotating rod 2152, a first fixing block 2153, a third moving plate 2154, a third moving groove 2155, a third supporting spring 2156, a supporting plate 2157, a connecting rod 2158, a pushing assembly 216, a connecting rod 2161, a connecting plate 2162, a fixing support plate 2163, a moving column 2164, a fixing ring 2165, a pressing plate 2166, a second rotating rod 2167, a second rotating rod 2168, a pushing rod 2169, a third 21610 and a third fixing block 21611.
Detailed Description
The invention will be further illustrated with reference to the following figures 1-6 and examples:
a detachable protective device for a double-wing differential pressure type flowmeter comprises a differential pressure type flowmeter body 1, wherein the differential pressure type flowmeter body 1 consists of a pipeline, a pressure guide pipe and a flowmeter instrument, and in the actual use process, an instrument panel of the flowmeter instrument and the rear end of the flowmeter instrument are easily damaged, so that the flowmeter instrument needs to be protected; the protective mechanism 2 is detachably coated outside the flowmeter, the protective mechanism 2 comprises a first protective cover plate 21, a second protective cover plate 22 and a hinge rod 23, the contact ends of the first protective cover plate 21 and the second protective cover plate 22 are rotatably connected through the hinge rod 23, the first protective cover plate 21 and the second protective cover plate 22 form a circular protective cavity, and when materials are specifically selected, the first protective cover plate 21 and the second protective cover plate 22 are made of rubber materials, so that the differential pressure type flowmeter body 1 can be well protected, and meanwhile, the production cost can be reduced; the flowmeter is arranged in the circular protection cavity, two ends of the circular protection cavity are both provided with openings, and the lower end of the circular protection cavity is also provided with an opening; the outer side wall of the first protective cover plate 21 is provided with a first moving groove 24 and a second moving groove 29, the first moving groove 24 is internally provided with a first moving plate 26 in a sliding manner, one end of the first moving plate 26 is connected with one end of a first supporting spring 25, the other end of the first supporting spring 25 is fixedly connected to the side wall of the first moving groove 24, one end of the first moving plate 26, which is positioned outside the first moving groove 24, is connected to the side wall of a first blocking protective plate 27, the first blocking protective plate 27 is used for blocking one end of a circular protective cavity, the first moving groove 24, the first supporting spring 25 and the first moving plate 26 are arranged in a combined structure and are used for pulling and supporting the first blocking protective plate 27, particularly, when the protective mechanism 2 is required to be installed, the first protective cover plate 21 and the second protective cover plate 22 are buckled outside the differential pressure type flowmeter body 1 in advance, the first blocking protective cover plate 27 is required to be pulled open manually, the first supporting spring 25 is arranged for providing restoring force; a second moving plate 211 is slidably arranged in the second moving groove 29, one end of the second moving plate 211 is connected with one end of a second supporting spring 210, the other end of the second supporting spring 210 is fixedly connected to the side wall of the second moving groove 29, the other end of the second moving plate 211 is fixedly connected to the side wall of a second blocking protection plate 212, and the second blocking protection plate 212 is used for blocking the other end of the circular protection cavity, and the combined structure of the second moving groove 29, the second support spring 210 and the second moving plate 211 is used for pulling and supporting the second blocking protection plate 212, specifically, when the protection mechanism 2 needs to be installed, in order to fasten the first protection cover plate 21 and the second protection cover plate 22 outside the differential pressure flowmeter body 1, the first plugging protection plate 27 needs to be pulled open manually, wherein the first and second support springs 210 are arranged to provide restoring force; the lateral wall of a protective cover plate 21 and No. two protective cover plates 22 is provided with same coupling assembling 215, and the setting of coupling assembling 215 can make the rest position of a protective cover plate 21 and No. two protective cover plates 22, can not change, simultaneously, also is used for providing the extrusion force for the centre gripping that protective mechanism 2 can stabilize is outside differential pressure type flowmeter body 1, specifically:
connecting assembly 215 includes a connecting block 2151 and a dwang 2152, a connecting block 2151 is fixedly sleeved outside a dwang 2152, and a dwang 2152 rotates and sets up on a fixed block 2153, a fixed block 2153 is fixedly set up on the outer top wall of a second protective cover plate 22, the upper end of a connecting block 2151 is connected with a third moving plate 2154, and a third moving plate 2154 slides and sets up in a third moving groove 2155, the lateral wall of a third moving groove 2155 is connected with one end of a third supporting spring 2156, and the other end of a third supporting spring 2156 is fixedly connected on a third moving plate 2154, a third moving groove 2155 is opened on a supporting plate 2157, and the lower end of the supporting plate 2157 is connected with a connecting column 2158, and the connecting column 2158 is fixedly set on the outer lateral wall of a protective cover plate 21.
The first connecting block 2151 can rotate through the first connecting block 2151, so that when the first protective cover plate 21 and the second protective cover plate 22 rotate relatively, the first connecting block 2151 and the second connecting block 2151 are arranged in such a way, and the situation of clamping can be avoided; simultaneously, No. three supporting spring 2156's setting can provide the extrusion force of replying, and after a protective cover plate 21 and No. two protective cover plate 22 locks outside differential pressure type flowmeter body 1 like this, through No. three supporting spring 2156's promotion, can make a protective cover plate 21 and No. two protective cover plate 22 to replying the state motion of stewing to can play the centre gripping fixed action to differential pressure type flowmeter body 1.
In this embodiment, the lateral wall of No. two protective cover plate 22 is connected with carries the arm-tie 214, carries the setting of arm-tie 214, can play the effect of carrying the convenient arm-tie of No. two protective cover plate 22, in actual installation, because No. two protective cover plate 22's structural design is simple to in the use, main operating personnel to right hand operating position, consequently set up like this, both can play more convenient operation effect, can reach the effect of high-efficient operation again.
In this embodiment, the one end of a shutoff guard plate 27 orientation circular protection chamber is connected with No. one foam-rubber cushion 28, and the one end of No. two shutoff guard plates 212 orientation circular protection chamber is connected with No. two foam-rubber cushions 213, and the setting of No. two foam-rubber cushions 213 of a foam-rubber cushion 28 has all been played and has played the better guard action to the flowmeter instrument to when actual material selection, rubber material is chooseed for use to a shutoff guard plate 27 and No. two shutoff guard plates 212.
In this embodiment, the same pushing assembly 216 is disposed at the upper ends of the first plugging protection plate 27 and the second plugging protection plate 212, and during installation, the first plugging protection plate 27 and the second plugging protection plate 212 need to be manually pulled, so that the first protection cover plate 21 and the second protection cover plate 22 can be firstly fastened on the differential pressure type flowmeter body 1, and in order to enable the pulling process of the first plugging protection plate 27 and the second plugging protection plate 212 to be more portable and efficient, the pushing assembly 216 is added in the invention, the structural design of the pushing assembly 216 is reasonable, in the pulling process of the first plugging protection plate 27 and the second plugging protection plate 212, not only the synchronous pulling effect can be achieved, but also the portable operation effect can be achieved, the pushing assembly 216 includes two connecting rods 2161 and 2162, the two connecting rods 2161 are disposed, and the upper ends of the two connecting rods 2161 are connected with the connecting plate 2162, the lower ends of the two connecting rods 2161 are respectively connected to the upper end surfaces of the first plugging protection plate 27 and the second plugging protection plate 212, the connecting plate 2162 is slidably arranged on the fixed support plate 2163, the movable insertion connection of the fixed support plate 2163 is provided with the movable column 2164, the outer fixed sleeve of the movable column 2164 is provided with the fixed ring 2165, the outer side wall of the fixed ring 2165 is symmetrically connected with the two second fixing blocks 2167, the two second fixing blocks 2167 are respectively and rotatably provided with the two rotating rods 2168, the two rotating rods 2168 are fixedly inserted on the push rod 2169, the push rod 2169 is obliquely arranged, the push rod 2169 is further fixedly inserted with the three rotating rods 21611, the three rotating rods 21611 are rotatably arranged on the three fixing blocks 21610, and the three fixing blocks 21610 are fixedly arranged on the upper end surface of the connecting plate 2162, and the specific working principle is as follows:
during installation, the moving column 2164 is manually pressed downwards by a left hand, the moving column 2164 pushes the two push rods 2169 to move through the fixing ring 2165, the connecting plate 2162 is pushed to move by the movement of the push rods 2169, so that the first plugging protection plate 27 and the second plugging protection plate 212 are respectively pushed to move through the connecting rod 2161, after the first plugging protection plate 27 and the second plugging protection plate 212 move out of the circular protection cavity, the second protection cover plate 22 is pulled upwards by a right hand to open the lower opening of the circular protection cavity, so that the circular protection cavity is buckled out of the flowmeter, the second protection cover plate 22 is loosened, the first protection cover plate 21 and the second protection cover plate 22 complete the clamping protection process of the flowmeter under the push of the connecting component 215, finally, the pushing component 216 is loosened by the left hand, the component in the pushing component 216 is reset to complete the plugging of the two ends of the circular protection cavity through the first plugging protection plate 27 and the second plugging protection plate 212, therefore, the effect of effectively protecting the flowmeter is achieved.
In this embodiment, the upper end of the moving post 2164 is connected with a pressing plate 2166, and the pressing plate 2166 is provided to prevent slipping when the moving post 2164 is pressed, and protect hands by increasing the contact area of the moving post 2164 with hands.
In the embodiment, the inclination angle of the push rod 2169 is set to be 30-60 degrees, so that the push rod 2169 can play an effective pushing role during manual operation, and meanwhile, the installation process is more convenient and easy to operate during installation.
In this embodiment, the pressing plate 2166 is covered with a rubber sleeve, so that the anti-slip cap not only can play a better anti-slip role, but also can play a better protection role for hands.
The invention has the beneficial effects that:
(1) according to the differential pressure type flowmeter, the protection mechanism 2 is additionally arranged outside the differential pressure type flowmeter body 1, the protection mechanism 2 can protect the flowmeter and the flowmeter, the problem that the flowmeter and the flowmeter are scratched in the using or carrying process and accordingly reading is inconvenient is solved, meanwhile, the protection mechanism 2 can play a role in protecting the rear end of the flowmeter and the flowmeter directly collide with the ground, and therefore damage of the flowmeter and the flowmeter can be avoided, the protection mechanism 2 can protect the differential pressure type flowmeter body 1 and prolong the service life of the differential pressure type flowmeter body 1 in the actual operation process, and therefore the fact that the protection mechanism 2 is additionally arranged outside the differential pressure type flowmeter body 1 is more in line with market demands.
(2) According to the invention, the differential pressure type flowmeter body 1 and the protection mechanism 2 are detachably connected, so that when the differential pressure type flowmeter body 1 is used, the protection mechanism 2 can be detached to carry out a normal reading process, and after the differential pressure type flowmeter body 1 finishes working, the protection mechanism 2 can be buckled outside the differential pressure type flowmeter body 1, so that the dustproof treatment can be realized, and the function of protecting the differential pressure type flowmeter body 1 can also be realized; meanwhile, the protective mechanism 2 is reasonable in structural design, and when the protective mechanism is operated, the light operation effect can be achieved, and the effects of time saving, labor saving and high-efficiency work can be achieved.
(3) In order to realize better dismounting and mounting effects, the combined structure of the first protective cover plate 21, the second protective cover plate 22, the hinge rod 23 and the connecting assembly 215 is additionally arranged, in the combined structure, the hinge rod 23 can enable the first protective cover plate 21 and the second protective cover plate 22 to rotate relatively, so that one of the first protective cover plate 21 and the second protective cover plate 22 can be pulled off during mounting or dismounting, an operation process can be completed, the connecting assembly 215 can play a role in collision and connection, and after the first protective cover plate 21 and the second protective cover plate 22 complete clamping protection on the differential pressure type flowmeter body 1, the clamping process can be stably existed through the connecting assembly 215, and separation of the protective mechanism 2 and the differential pressure type flowmeter body 1 is avoided.
(4) A circular protection cavity is formed by the first protection cover plate 21 and the second protection cover plate 22, and in order to realize the plugging of openings at two ends of the circular protection cavity, a combined structure of a first plugging protection plate 27 and a second plugging protection plate 212 is additionally arranged in the invention, and the circular protection cavity can be plugged by the combined structure, so that the flow meter in the differential pressure type flow meter body 1 can be effectively protected; in addition, the plugging process of the first plugging protection plate 27 and the second plugging protection plate 212 can be automatically completed under the synergistic action of the first supporting spring 25 and the second supporting spring 210, so that the effects of time saving, labor saving and high-efficiency work can be achieved in the installation process.
(5) In the installation work, the first plugging protection plate 27 and the second plugging protection plate 212 need to be manually pulled, so that the first protection cover plate 21 and the second protection cover plate 22 can be buckled on the differential pressure type flowmeter body 1 in advance, and in order to ensure that the pulling process of the first plugging protection plate 27 and the second plugging protection plate 212 is carried out more conveniently and efficiently, the pushing assembly 216 is additionally arranged in the invention, the structural design of the pushing assembly 216 is reasonable, and in the pulling process of the first plugging protection plate 27 and the second plugging protection plate 212, the synchronous pulling effect can be achieved, and the portable operation effect can be achieved.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (7)
1. A detachable protective device for a double-wing differential pressure type flowmeter comprises a differential pressure type flowmeter body, wherein the differential pressure type flowmeter body consists of a pipeline, a pressure guide pipe and a flowmeter instrument, and is characterized in that a protective mechanism is detachably coated outside the flowmeter instrument and comprises a first protective cover plate, a second protective cover plate and a hinge rod, contact ends of the first protective cover plate and the second protective cover plate are rotatably connected through the hinge rod, a circular protective cavity is formed by the first protective cover plate and the second protective cover plate, and the flowmeter instrument is arranged in the circular protective cavity; the outer side wall of the first protective cover plate is provided with a first moving groove and a second moving groove, a first moving plate is arranged in the first moving groove in a sliding mode, one end of the first moving plate is connected with one end of a first supporting spring, the other end of the first supporting spring is fixedly connected to the side wall of the first moving groove, one end, located outside the first moving groove, of the first moving plate is connected to the side wall of a first blocking protective plate, and the first blocking protective plate is used for blocking one end of a circular protective cavity; a second moving plate is arranged in the second moving groove in a sliding mode, one end of the second moving plate is connected with one end of a second supporting spring, the other end of the second supporting spring is fixedly connected to the side wall of the second moving groove, the other end of the second moving plate is fixedly connected to the side wall of a second plugging protection plate, and the second plugging protection plate is used for plugging the other end of the circular protection cavity; the outer side walls of the first protective cover plate and the second protective cover plate are provided with the same connecting component;
the connecting assembly comprises a first connecting block and a first rotating rod, the first connecting block is fixedly sleeved outside the first rotating rod, the first rotating rod is rotatably arranged on a first fixing block, the first fixing block is fixedly arranged on the outer top wall of a second protective cover plate, the upper end of the first connecting block is connected with a third moving plate, the third moving plate is slidably arranged in a third moving groove, the side wall of the third moving groove is connected with one end of a third supporting spring, the other end of the third supporting spring is fixedly connected to the third moving plate, the third moving groove is formed in the bearing plate, the lower end of the bearing plate is connected with a connecting column, and the connecting column is fixedly arranged on the outer side wall of the first protective cover plate;
the upper ends of the first plugging protection plate and the second plugging protection plate are provided with the same pushing assembly, the pushing assembly comprises two connecting rods and two connecting plates, the upper ends of the two connecting rods are connected with the connecting plates, the lower ends of the two connecting rods are respectively connected with the upper end surfaces of the first plugging protection plate and the second plugging protection plate, the connecting plates are arranged on a fixed support plate in a sliding mode, a moving column is movably inserted on the fixed support plate, a fixed ring is sleeved outside the moving column, two second fixing blocks are symmetrically connected to the outer side wall of the fixed ring, a second rotating rod is rotatably arranged on the two second fixing blocks and fixedly inserted on a pushing rod, the pushing rod is obliquely arranged, a third rotating rod is fixedly inserted on the pushing rod and rotatably arranged on the third fixing block, and the third fixing block is fixedly arranged on the upper end face of the connecting plate.
2. The removable protector for dual-wing differential pressure flow meter of claim 1, wherein: the outer side wall of the second protective cover plate is connected with a lifting plate.
3. The removable protector for dual-wing differential pressure flow meter of claim 1, wherein: one end of the first plugging protection plate, which faces the circular protection cavity, is connected with a first sponge pad.
4. The removable protector for dual-wing differential pressure flow meter of claim 1, wherein: one end of the second blocking protection plate, which faces the circular protection cavity, is connected with a second spongy cushion.
5. The removable protector for dual-wing differential pressure flow meter of claim 1, wherein: the upper end of the movable column is connected with a pressing plate.
6. The removable protector for dual-wing differential pressure flow meter of claim 1, wherein: the inclined angle of the push rod is set between 30 degrees and 60 degrees.
7. The removable protector for dual-wing differential pressure flow meter of claim 5, wherein: the pressing plate is wrapped by a rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010871192.9A CN111982226B (en) | 2020-08-26 | 2020-08-26 | Detachable protector for double-wing differential pressure type flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010871192.9A CN111982226B (en) | 2020-08-26 | 2020-08-26 | Detachable protector for double-wing differential pressure type flowmeter |
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| Publication Number | Publication Date |
|---|---|
| CN111982226A CN111982226A (en) | 2020-11-24 |
| CN111982226B true CN111982226B (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010871192.9A Active CN111982226B (en) | 2020-08-26 | 2020-08-26 | Detachable protector for double-wing differential pressure type flowmeter |
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