CN211552972U - Pipeline outer clamp type flow measuring device - Google Patents

Pipeline outer clamp type flow measuring device Download PDF

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Publication number
CN211552972U
CN211552972U CN201922068497.1U CN201922068497U CN211552972U CN 211552972 U CN211552972 U CN 211552972U CN 201922068497 U CN201922068497 U CN 201922068497U CN 211552972 U CN211552972 U CN 211552972U
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China
Prior art keywords
baffle plate
pipe
measuring
baffle
block
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CN201922068497.1U
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Chinese (zh)
Inventor
曹世铎
谭兴华
周彬
曹少杰
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Henan Wode Intelligentize Engineering Co ltd
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Henan Wode Intelligentize Engineering Co ltd
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Abstract

The utility model discloses a pipeline outer clamping type flow measuring device, belonging to the technical field of flow measurement, comprising a measuring pipe, an outer clamping type flow meter, a baffle I and a baffle II; baffle I and baffle II install relatively on surveying the buret, and form the measurement zone between baffle I and the baffle II, and the probe of outer formula of clamp flowmeter is installed and is surveyed the pipe wall that the buret is located the measurement zone. The utility model discloses a survey buret, baffle and pipeline outer clamp formula flowmeter complex mode and realize the measurement to the open channel flow. The two baffles form a measuring area between them and block the water in the open channel so that it can only pass through the measuring tube. The utility model discloses no longer require to have the water head difference, as long as can flow just can realize the measurement of flow. The utility model discloses it is convenient to use, can be in the open channel directly fixed one, also can make detachable, and many places detect, and in addition, survey buret, flowmeter and the baffle that uses all is very flat price, and the cost of manufacture is low.

Description

Pipeline outer clamp type flow measuring device
Technical Field
The utility model belongs to the technical field of flow measurement, concretely relates to pipeline outer clamp formula flow measuring device.
Background
The existing open channel flow measurement methods include two, one is to adopt a measuring weir, and the other is to adopt a radar flowmeter for measurement. The measurement principle of the water measuring weir is that the upstream and downstream water levels of the water measuring weir are measured and converted into flow according to an empirical formula or an experimental curve, and a certain water level difference is required between the upstream and downstream water levels to realize the flow measurement, otherwise, the measurement cannot be carried out or the measurement accuracy is low. For example, when the head difference along the path of the open channel is small, the measuring weir can generate head loss to influence the channel water passing, and the flow measurement can not be realized. When the downstream of the equivalent weir is provided with water retaining objects such as a gate and the like, the measurement precision of the water measuring weir can be greatly reduced. Although the radar flowmeter has high measurement precision and convenient use, the price is too high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is that the mode that uses when current open channel flow measurement is or measurement accuracy is not high, or the technical problem that the price is too expensive to solve to a pipeline outer clamp formula flow measuring device is provided.
For solving the technical problem, the utility model discloses the technical scheme who adopts does:
a pipeline external-clamping type flow measuring device comprises a measuring pipe, an external-clamping type flow meter and a baffle plateAnd a baffle plate(ii) a Baffle plateAnd a baffle plateAre oppositely arranged on the measuring tube and the baffle plateAnd a baffle plateA measuring area is formed between the two, and the probe of the external clamp type flowmeter is arranged on the pipe wall of the measuring pipe positioned in the measuring area. Baffle plateThe water in the open channel is blocked near the inlet of the measuring pipe, so that the water can only flow through the measuring pipe; baffle plateNear the outlet of the measuring tube, the water flowing out of the measuring tube is blocked to prevent backflow, and the baffle plateAnd a baffle plateThe measuring area formed between the two probes is dry and water-free, so that the outer clip type flowmeter is ensured to be in a clean environment, and the two probes of the outer clip type flowmeter are respectively arranged on the opposite sides of the measuring pipe, so that the flow in the pipeline is measured.
As a preferred embodiment of the present invention, the baffle plateAnd/or bafflesThe detachable mounting is on surveying the buret, and concrete arrangement mode can change according to actual conditions.
As an optimized proposal of the utility model, the outer pipe wall of the measuring pipe is provided with a connecting grooveAnd a connecting grooveBaffle plateIs provided with a pipeline holeAnd a connecting blockPipe holeFor letting the measuring tube pass; connecting blockInsert connecting grooveInternal baffleMounted on the measurement tube; baffle plateIs provided with a pipeline holeAnd a connecting blockPipe holeAlso for the passage of the measuring tube; connecting blockInsert connecting grooveInternal baffleMounted on the measurement pipe. And, a baffle plate at the lower part of the measuring pipeAnd a baffle plateBut also plays a role of supporting the measuring tube.
In order to further ensure that the baffle and the measuring tube are stably connected and cannot topple over due to large flow velocity, the outer tube wall of the measuring tube is provided with a connecting baseAnd a connection baseConnecting baseIs provided with a connecting groove(ii) a Connecting baseIs provided with a connecting groove
As a preferred embodiment of the present invention, the baffle plateComprises an upper baffle plateAnd a lower baffle(ii) a Upper baffle plateIs provided with an upper pipeline hole at the lower partUpper pipeline holeThe inner wall is provided with an upper connecting blockIn the upper pipe holeUpper baffle plate on two sidesThe lower part is provided with a connecting lug(ii) a Lower baffle plateIs provided with a lower pipeline holeLower pipe holeThe inner wall is provided with a lower connecting block(ii) a In the lower pipe holeLower baffle plate on two sidesThe lower part is provided with a connecting groove(ii) a Upper pipeline holeAnd lower pipe holesForming a bore of a pipeUpper connecting blockAnd a lower connecting blockForm a connecting block(ii) a Connecting projectionAnd a connecting grooveAnd (4) inserting and matching.
As a preferred embodiment of the present invention, the baffle plateComprises an upper baffle plateAnd a lower baffle(ii) a Upper baffle plateIs provided with an upper pipeline hole at the lower partUpper pipeline holeThe inner wall is provided with an upper connecting blockIn the upper pipe holeUpper baffle plate on two sidesThe lower part is provided with a connecting lug(ii) a Lower baffle plateIs provided with a lower pipeline holeLower pipe holeThe inner wall is provided with a lower connecting block(ii) a In the lower pipe holeLower baffle plate on two sidesThe lower part is provided with a connecting groove(ii) a Upper pipeline holeAnd lower pipe holesForming a bore of a pipeUpper connecting blockAnd a lower connecting blockForm a connecting block(ii) a Connecting projectionAnd a connecting grooveAnd (4) inserting and matching.
The utility model discloses a survey buret, baffle and pipeline outer clamp formula flowmeter complex mode and realize the measurement to the open channel flow. The two baffles form a measuring area between them and block the water in the open channel so that it can only pass through the measuring tube. Furthermore, the utility model discloses no longer require to have the water head difference, as long as can flow just can realize the measurement of flow. The utility model discloses it is convenient to use, can be in the open channel directly fixed one, also can make detachable, and many places detect, and in addition, survey buret, flowmeter and the baffle that uses all is very flat price, and the cost of manufacture is low.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
Figure 3 shows the middle and upper baffle plate of the utility modelFront view of (a).
Figure 4 is the middle and lower baffle of the utility modelFront view of (a).
Fig. 5 is a schematic structural diagram of the middle measuring tube of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
Example (b):
a pipe clamp-on flow measuring device is shown in figures 1 and 2 and comprises a measuring pipe 1, a clamp-on flow meter 2 and a baffle plate3 and a baffle plate4; baffle plate3 and a baffle plate4 are oppositely arrangedOn the measuring tube 1, and a baffle3 and a baffle plate4 form a measuring area 5, and the probe of the external clamp type flowmeter 2 is arranged on the pipe wall of the measuring pipe 1 positioned in the measuring area 5. Baffle plate3, the water in the open channel is blocked at the position close to the inlet of the measuring pipe, so that the water can only flow through the measuring pipe; baffle plate4 near the outlet of the measuring tube, blocking the water flowing out of the measuring tube, preventing backflow, and a baffle3 and a baffle plate4 is dry and water-free, ensuring that the clip-on flow meter is in a clean environment, and the two probes of the clip-on flow meter are respectively arranged on the opposite sides of the measuring tube, so as to realize the flow in the measuring pipeline.
In this embodiment, the baffle plate3 and a baffle plate4 all be demountable installation survey buret 1 on, certainly concrete setting mode can change according to actual conditions, can directly all follow survey buret fixed connection, also can one fixed can dismantle.
When the baffles are arranged to be detachable, as shown in fig. 5, the outer pipe wall of the measuring pipe 1 is provided with attachment slots6 and connecting groove7, baffle plate3 is provided with a pipeline hole8 and connecting block9, pipe hole8 for letting the measuring tube pass; connecting block9 insert connecting groove6 inner baffle3 are mounted on the measuring tube 1; baffle plate4 is provided with a pipeline hole10 and connecting block11, pipe hole10 is also for the measuring tube to pass; connecting block11 insertGo into the connecting groove7 inner baffle plate4 are mounted on the measuring tube 1. And, a baffle plate at the lower part of the measuring pipe3 and a baffle plate4 also serve to support the measuring tube.
And in order to further ensure that the baffle and the measuring tube are stably connected and cannot topple due to large flow velocity, the outer pipe wall of the measuring tube 1 is provided with a connecting base12 and a connection base13, connecting the base12 is provided with a connecting groove6; connecting base13 is provided with a connecting groove7。
And for the convenience of installation and later maintenance, the baffle plate3, as shown in FIGS. 3 and 4, includes an upper baffle31 and lower baffle32, a first step of removing the first layer; upper baffle plate31 is provided with an upper pipe hole at the lower part311, upper pipeline hole311 inner wall is provided with an upper connecting block91 at the upper pipe hole311 upper baffle plate on two sides31 a connecting lug is arranged at the lower part312; lower baffle plate32 is provided with a lower pipeline hole at the lower part321, lower pipe holeThe inner wall of 321 is provided with a lower connecting block92; in the lower pipe hole321 at the lower part of both sidesBaffle plate32 the lower part is provided with a connecting groove322, respectively; upper pipeline hole311 and lower pipe holes321 form the pipe holeUpper connecting block91 and lower connecting block92 form a connecting block(ii) a Connecting projection312 and connecting groove322 are mated by plugging.
As a preferred embodiment of the present invention, the baffle plate4, including an upper baffle plateAnd a lower baffle(ii) a Upper baffle plateIs provided with an upper pipeline hole at the lower partUpper pipeline holeThe inner wall is provided with an upper connecting blockIn the upper pipe holeUpper baffle plate on two sidesThe lower part is provided with a connecting lug(ii) a Lower baffle plateIs provided with a lower pipeline holeLower pipe holeThe inner wall is provided with a lower connecting block(ii) a In the lower pipe holeLower baffle plate on two sidesThe lower part is provided with a connecting groove(ii) a Upper pipeline holeAnd lower pipe holesForming a bore of a pipeUpper connecting blockAnd a lower connecting blockForm a connecting block(ii) a Connecting projectionAnd a connecting grooveAnd (4) inserting and matching.
When in use, the measuring tube of the utility model is placed in the open channel and the baffle plate is usedSeparating water in the open channel, allowing the water to pass through the measuring tube, and blocking the water flowing out of the measuring tubeThe flow can not flow back in a limited mode, and the probe of the pipeline external clamp type flowmeter in the measuring area is used for measuring to obtain the flow information of the open channel.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims (6)

1. The utility model provides a pipeline outer clamp formula flow measuring device which characterized in that: comprises a measuring pipe (1), an external clamp type flowmeter (2) and a baffle plate(3) And a baffle plate(4) (ii) a Baffle plate(3) And a baffle plate(4) Are oppositely arranged on the measuring pipe (1) and are provided with baffle plates(3) And a baffle plate(4) A measuring area (5) is formed between the two, and the probe of the external clamp type flowmeter (2) is arranged on the pipe wall of the measuring pipe (1) positioned in the measuring area (5).
2. The clamp-on flow measurement device of claim 1, wherein: the baffle plate(3) And/or baffles(4) Can be detachably mounted on the measuring tube (1).
3. According to claim 1Or 2 the pipeline outer clip type flow measuring device, its characterized in that: the outer pipe wall of the measuring pipe (1) is provided with a connecting groove(6) And a connecting groove(7) Baffle plate(3) Is provided with a pipeline holeAnd a connecting block(ii) a Connecting blockInsert connecting groove(6) Internal baffle(3) Is mounted on the measuring tube (1); baffle plate(4) Is provided with a pipeline holeAnd a connecting block(ii) a Connecting blockInsert connecting groove(7) Internal baffle(4) Is mounted on the measuring tube (1).
4. The tube clip-on flow measuring device of claim 3, wherein: the outer pipe wall of the measuring pipe (1) is provided with a connecting base(12) And a connection base(13) Connecting base(12) Is provided with a connecting groove(6) (ii) a Connecting base(13) Is provided with a connecting groove(7)。
5. The tube clip-on flow measuring device of claim 3, wherein: the baffle plate(3) Comprises an upper baffle plate(31) And a lower baffle(32) (ii) a Upper baffle plate(31) Is provided with an upper pipeline hole at the lower part(311) Upper pipeline hole(311) The inner wall is provided with an upper connecting block(91) In the upper pipe hole(311) Upper baffle plate on two sides(31) The lower part is provided with a connecting lug(312) (ii) a Lower baffle plate(32) Is provided with a lower pipeline hole(321) Lower pipe hole(321) The inner wall is provided with a lower connecting block(92) (ii) a In the lower pipe hole(321) Lower baffle plate on two sides(32) The lower part is provided with a connecting groove(322) (ii) a Upper pipeline hole(311) And lower pipe holes(321) Forming a bore of a pipeUpper connecting block(91) And a lower connecting block(92) Form a connecting block(ii) a Connecting projection(312) And a connecting groove(322) And (4) inserting and matching.
6. The tube clamp-on flow measurement of claim 3The device is characterized in that: the baffle plate(4) Comprises an upper baffle plateAnd a lower baffle(ii) a Upper baffle plateIs provided with an upper pipeline hole at the lower partUpper pipeline holeThe inner wall is provided with an upper connecting blockIn the upper pipe holeUpper baffle plate on two sidesThe lower part is provided with a connecting lug(ii) a Lower baffle plateIs provided with a lower pipeline holeLower pipe holeThe inner wall is provided with a lower connecting block(ii) a In the lower pipe holeLower baffle plate on two sidesThe lower part is provided with a connecting groove(ii) a Upper pipeline holeAnd lower pipe holesForming a bore of a pipeUpper connecting blockAnd a lower connecting blockForm a connecting block(ii) a Connecting projectionAnd a connecting grooveAnd (4) inserting and matching.
CN201922068497.1U 2019-11-27 2019-11-27 Pipeline outer clamp type flow measuring device Active CN211552972U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922068497.1U CN211552972U (en) 2019-11-27 2019-11-27 Pipeline outer clamp type flow measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922068497.1U CN211552972U (en) 2019-11-27 2019-11-27 Pipeline outer clamp type flow measuring device

Publications (1)

Publication Number Publication Date
CN211552972U true CN211552972U (en) 2020-09-22

Family

ID=72502095

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922068497.1U Active CN211552972U (en) 2019-11-27 2019-11-27 Pipeline outer clamp type flow measuring device

Country Status (1)

Country Link
CN (1) CN211552972U (en)

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