CN210834952U

CN210834952U - Digital anemometer

Info

Publication number: CN210834952U
Application number: CN201921785619.2U
Authority: CN
Inventors: 陈侃; 黄智�; 车华莉; 杜汝清; 陈强; 陈浩; 安龙飞
Original assignee: Sichuan Jingzheng Construction Management Consulting Co Ltd
Current assignee: Sichuan Jingzheng Construction Management Consulting Co Ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-23
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a digital anemoscope relates to the anemoscope, aims at solving current hot wire anemoscope test probe and test wire and tester main part separation and carries, uses the problem of inconvenient relatively, and its technical scheme main points are: including the tester main part, the telescopic link of transmission line and line connection, transmission line fixedly connected with test probe is kept away from to the telescopic link, test probe passes the telescopic link in tester main part and transmission line through the transmission line connection, the tester main part is connected with fixture, fixture includes two slide and connects in the grip block of tester main part and set up in the expanding spring that two grip blocks deviate from one side mutually, two grip blocks are parallel mutually and the telescopic link is by the centre gripping in two grip blocks, expanding spring one end fixed connection is in two grip blocks, expanding spring's the other end extends and fixed connection in the tester main part towards the direction that two grip blocks deviate from mutually. The utility model discloses carry test probe and tester an organic whole, it is comparatively convenient to use.

Description

Digital anemometer

Technical Field

The utility model relates to an anemograph, more specifically say, it relates to a digital anemograph.

Background

An anemometer is an instrument for measuring the flow rate of air, and is mainly classified into a cup anemometer, a propeller anemometer, and a hot-wire anemometer. The hot-wire anemometer is relatively small in size, so that the hot-wire anemometer is relatively convenient to carry, and the hot-wire anemometer is widely adopted as a standard product.

The hot wire testing device mainly comprises a tester main body, a hot wire testing probe and a transmission line for transmitting signals of the hot wire testing probe, wherein one end, far away from the hot wire testing probe, of the transmission line is fixedly connected with a plug-in connector, and the plug-in connector is inserted into an input end socket of the tester main body.

However, the conventional hot-wire anemometer tests wind speeds at different positions and heights, and carries the hot-wire test probe separately, but it is relatively inconvenient to carry the hot-wire test probe separately from the tester main body when in use.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a digital anemograph.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a digital anemoscope, include tester main part, transmission line and with transmission line one end fixed connection's telescopic link, the tip fixedly connected with test probe of transmission line is kept away from to the telescopic link, test probe passes the telescopic link in tester main part and transmission line axial through the transmission line connection, tester main part fixedly connected with is used for the fixture of centre gripping telescopic link, fixture includes two slide and connects in the grip block of tester main part and set up in the expanding spring that two grip blocks deviate from one side, two the grip block is parallel and the telescopic link is by the centre gripping between two grip blocks, expanding spring one end fixed connection is in one side that two grip blocks deviate from mutually, expanding spring's the other end extends and fixed connection in the tester main part towards the direction that two grip blocks deviate from mutually.

Through adopting above-mentioned technical scheme, when using, when the wind speed of if need test co-altitude or different positions, the accessible telescopic link stretches out test probe, can take out the telescopic link simultaneously between two grip blocks to adapt to different test demands, it is relatively more convenient to use, telescopic link fixedly connected with test probe simultaneously, the telescopic link can be by the centre gripping between two grip blocks, when not using, can contract the telescopic link, carry relatively more convenient to.

The utility model discloses further set up to: two the grip block is sunken to be formed with the centre gripping groove of adaptation telescopic link towards the direction that deviates from mutually respectively, the telescopic link is by the centre gripping in two centre gripping inslots.

Through adopting above-mentioned technical scheme, the telescopic link is by the centre gripping in two centre gripping inslots, and the area of contact of grip block and telescopic link can effectual increase in centre gripping groove, and the centre gripping groove can play the limiting displacement to the telescopic link simultaneously for when flexible pipe was by the centre gripping in the centre gripping inslot, the telescopic link was relatively more stable.

The utility model discloses further set up to: two the inside wall difference fixedly connected with cushion, two of the opposite side of centre gripping groove the opposite side of cushion is two sets of edges of fixedly connected with respectively, and is two sets of the edges are not parallel to each other and every group of edges contain a plurality of edges that are parallel to each other.

Through adopting above-mentioned technical scheme, the cushion can effectual reduction when getting the telescopic link from fixture and put, the damage that the grip block produced the telescopic link, and two sets of ribs can effectual increase the frictional force between telescopic link and the cushion simultaneously for the telescopic link can be relatively more stable by the centre gripping between two grip blocks.

The utility model discloses further set up to: the tester main part is seted up two extension direction coincidence's spout one towards telescopic link one side, two the central axis of a spout perpendicular to telescopic link and a spout opening are towards the telescopic link, the grip block is towards the slider of spout one side fixedly connected with adaptation spout one, two the one end in opposite directions of expanding spring is fixed connection respectively in one side that two sliders deviate from mutually, two the one end that the expanding spring deviates from mutually is fixed connection in the lateral wall that two spouts deviate from mutually respectively, spout one is T type groove.

Through adopting above-mentioned technical scheme, the slider slides and connects in spout one, and spout one is T type groove, when needs are got and is put the telescopic link, and two centre gripping grooves are respectively in opposite directions or when sliding from each other, and the slider can play the guide effect when the grip block slides, and spout one is T type groove simultaneously, can play certain locking effect to the slider, can effectually reduce the probability that the relative spout of slider breaks away from in the use.

The utility model discloses further set up to: two one side that the slider deviates from mutually is fixedly connected with the baffle that extends along the direction that both deviate from mutually respectively, the baffle is located one side that expanding spring deviates from the tester main part, two the tip that the baffle deviates from inserts respectively and locates in the lateral wall that two spout one deviate from mutually and can follow expanding spring's flexible direction and slide, the baffle blocks spout one opening that is not blocked by the slider.

Through adopting above-mentioned technical scheme, the baffle can block the opening that the spout that two grip blocks mutually deviated from one side is not blocked by the slider, can effectual reduction in the use, and the probability in the spout is entered into to outside impurity, reduces outside impurity to the use of the interior extension spring of spout, simultaneously can effectually reduce in the use, the impurity that the spout contains in one.

The utility model discloses further set up to: the tester main part has seted up spout two towards telescopic link one side, spout two slides and is connected with the slide rather than the adaptation and two openings of spout towards the telescopic link, the one end orientation that the slide deviates from the tester main part extends away from the direction of tester main part, the one end fixedly connected with bayonet joint that test probe was kept away from to the transmission line, be provided with the grafting end that is used for inserting the bayonet joint on the sliding path of slide, the bayonet joint inlays to be located or breaks away from in the slide and the grafting end of its bayonet joint can be inserted or break away from with the grafting end.

Through adopting above-mentioned technical scheme, when using, can inlay the bayonet joint and locate in the slide, the slide that slides can make the bayonet joint insert locate in the grafting end, when using, need not manually aim at the grafting end with the bayonet joint, and it is more convenient relatively to use, and the result of use is better relatively.

The utility model discloses further set up to: the transmission line (2) is arranged spirally.

Through adopting above-mentioned technical scheme, because the transmission line need stretch out and draw back, the length of transmission line is longer relatively, and the transmission line is the spiral setting, can effectually reduce the space that the transmission line occupy, portable more relatively.

The utility model discloses further set up to: the tester main part fixedly connected with perpendicular to telescopic link's cardboard, the cardboard has been seted up bayonet socket and cardboard and telescopic link and is located tester main part homonymy, the bayonet socket opening orientation deviates from one side of tester main part, the joint has the fixture block in the bayonet socket, the transmission line passes fixture block and transmission line fixed connection in fixture block.

Through adopting above-mentioned technical scheme, the fixture block joint is in the bayonet socket, and the transmission line passes fixture block and transmission line fixed connection in the fixture block, when using, can effectually reduce when the pulling transmission line, with the probability that the bayonet joint pulled out from the grafting end, further optimize the utility model discloses an excellent in use effect.

The utility model discloses further set up to: the cardboard is half disc column structure and its diameter border fixed connection in tester main part, the circular arc limit of the cardboard of bayonet socket both sides is formed with the cover plate along extending towards the telescopic link respectively, cover plate fixed connection in tester main part, transmission line part is arranged in between cover plate and the tester main part.

Through adopting above-mentioned technical scheme, the transmission line part that is the spiral setting can be arranged in between cover plate and the tester main part, can effectual reduction in the use, the probability that the transmission line twined in tester main part and telescopic link at will.

To sum up, the utility model discloses following beneficial effect has:

1. in the use process, when the telescopic rod needs to be taken down or placed in the tester main body and extends out to be used for testing the wind speeds at different positions, the telescopic rod is clamped between the clamping grooves on the two clamping plates, so that the telescopic rod can be relatively stably clamped between the two clamping plates, when the wind speed is tested at a position where the tester main body is inconvenient to enter, the telescopic rod only needs to be taken down from between the two clamping plates to test by holding the telescopic rod by hand, when the telescopic rod does not need to be taken down, the telescopic rod only needs to be clamped between the two clamping plates, the telescopic rod, the test probe and the plug connector do not need to be additionally carried during carrying, and the whole use is relatively more convenient;

2. transmission line fixedly connected with fixture block, tester main part fixedly connected with cardboard, the bayonet socket has been seted up to the cardboard, and the fixture block is blocked in the bayonet socket, and the transmission line passes fixture block and both fixed connection simultaneously, can effectually reduce in the use, handheld telescopic link or stretch out the telescopic link, and during the pulling transmission line, the transmission line is with the probability that the bayonet joint pulled out from the grafting end, and the result of use is better relatively.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the present invention, which is mainly used to show the structure of the clamping mechanism;

FIG. 3 is a schematic view of a part of the structure of the present invention, which is mainly used for showing the structure of the clamping plate;

fig. 4 is an enlarged view of a portion a of fig. 2, and is mainly used for showing the structure of the counterbore.

In the figure: 1. a tester main body; 11. a first sliding chute; 111. a counter bore; 12. a second chute; 13. a slide base; 131. a card slot; 14. a plug end; 15. clamping a plate; 151. a bayonet; 152. a cover plate; 2. a transmission line; 21. a plug-in connector; 22. a clamping block; 3. a telescopic rod; 31. testing the probe; 4. A clamping mechanism; 41. a clamping plate; 411. a clamping groove; 412. an elastic pad; 413. a rib; 414. a slider; 415. a baffle plate; 416. a guide rod; 42. a telescoping spring.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A digital anemoscope, refer to fig. 1 and 2, comprises a tester body 1, a transmission line 2 and a telescopic rod 3 connected with one end of the transmission line 2. The tester main body 1 is provided with a holding mechanism 4 for holding the telescopic rod 3, and one end portion of the telescopic rod 3 is held by the holding mechanism 4. The tester main part 1 is cuboid, and telescopic link 3 is on a parallel with tester main part 1, and the tip fixedly connected with that telescopic link 3 keeps away from its exposed core is used for testing probe 31. Wherein the test probe 31 is a hot wire wind speed test probe.

One end of the transmission line 2 penetrates through the telescopic rod 3 along the axial direction of the telescopic rod 3 and is fixedly connected to the test probe 31, the other end of the transmission line 2 is fixedly connected with a plug 21, and the tester main body 1 is fixedly connected with a plug end 14 for plugging the plug 21. Wherein the plug end 14 is located far away from the telescopic rod 3 and the clamping mechanism 4, and the plug 21 can be inserted into or separated from the plug end 14.

One side of tester main part 1 towards telescopic link 3 has seted up spout 11, and a 11 openings of spout are towards telescopic link 3, and the extending direction coincidence of two spout 11 and both all perpendicular to telescopic link 3, wherein spout 11 is T type groove. The clamping mechanism 4 comprises two clamping plates 41 connected to the first sliding chute 11 in a sliding manner and a telescopic spring 42 arranged on the opposite side of the two clamping plates 41. The two clamping plates 41 are parallel to each other, and the end of the telescopic rod 3 remote from the test probe 31 is clamped between the two clamping plates 41.

One side edge of the clamping plate 41 facing the tester body 1 is fixedly connected with a sliding block 414 adapted to the section of the first sliding groove 11, and the sliding block 414 is connected to the first sliding groove 11 in a sliding manner.

Referring to fig. 1 and 2, one end of each of the two extension springs 42 is fixedly connected to a side plate surface of the corresponding one of the two sliders 414, the other end of each of the two extension springs 42 extends toward a direction in which the corresponding one of the two clamping plates 41 faces away, and an end of each of the two extension springs 42 faces away is fixedly connected to a side wall of the corresponding one of the two sliding grooves 11.

The opposite sides of the two sliding blocks 414 are fixedly connected with guide rods 416, and one ends of the two guide rods 416 far away from the sliding blocks 414 extend towards the opposite directions of the two sliding blocks 414. The guide rod 416 is arranged in the telescopic spring 42 in a penetrating manner, the end part, far away from the sliding block 414, of the guide rod 416 is arranged in the side wall, far away from the two sliding chutes 11, of the guide rod 416 in a penetrating manner, and the guide rod 416 can slide along the axial direction of the guide rod 416.

Referring to fig. 2 and 4, one side of each of the two sliding blocks 414 facing away from each other is fixedly connected with a baffle 415 extending along the direction of the facing away from each other, the side walls of the two sliding grooves one 11 facing away from each other are respectively provided with a counter bore 111 adapted to the cross section of the baffle 415, the openings of the two counter bores 111 are respectively opened in opposite directions, and the extending direction of the openings coincides with the extending direction of the baffle 415. A stop plate 415 is slidably movable within counterbore 111 in the direction of the opening of counterbore 111, the stop plate 415 being located on the side of the extension spring 42 facing away from the tester body 1.

Referring to fig. 2 and 3, the two holding plates 41 are relatively more stable when holding the telescopic rod 3, the two holding plates 41 are respectively recessed towards the direction away from each other to form holding slots 411 adapted to the holding ends of the telescopic rod 3, and the telescopic rod 3 is held in the two holding slots 411.

Two holding groove 411 opposite side inner wall be fixedly connected with cushion 412 respectively, two cushion 412 opposite side be two sets of ribs 413 of fixedly connected with respectively, two sets of ribs 413 mutually perpendicular every group rib 413 contain a plurality of ribs 413 that are parallel to each other.

The tester main body 1 is provided with a second sliding groove 12 towards one side of the telescopic rod 3, and the second sliding groove 12 is connected with a sliding seat 13 matched with the section of the second sliding groove in a sliding manner. The opening of the second sliding chute 12 faces the telescopic rod 3, and the extending direction of the sliding chute 12 is parallel to the axial direction of the telescopic rod 3. The second sliding groove 12 is penetrated out from one end of the sliding seat 13 departing from the tester body 1, a clamping groove 131 is formed in one side of the sliding seat 13 departing from the tester body 1, and an opening of the clamping groove 131 deviates from the tester body 1. The extending direction of the locking groove 131 is parallel to the telescopic rod 3 and the locking groove 131 is of a structure with two open ends.

Wherein the plug 21 can be engaged with or disengaged from the slot 131 when the sliding base 13 slides along the slot 131. The plug end 14 is located on the sliding path of the slide 13.

Referring to fig. 2 and 3, a clamping block 22 with an i-shaped axial cross section is fixedly connected to the transmission line 2 between the telescopic rod 3 and the plug 21, and a clamping plate 15 is fixedly connected to one side of the tester body 1 facing the telescopic rod 3. The plane perpendicular to tester main part 1 and telescopic link 3 that cardboard 15 is located, cardboard 15 are half circular plate column structure and its diameter border fixed connection in tester main part 1.

The clamping plate 15 is provided with a clamping opening 151 used for clamping the clamping block 22, and the opening of the clamping opening 151 faces to one side, away from the tester main body 1, of the clamping plate 15. The edge of the bayonet 151 is engaged in the grooves on both sides of the i-shaped portion of the latch 22. The transmission line 2 passes through the fixture block 22 and is fixedly connected with the fixture block.

The arc edges of the clamping plates 15 on the two sides of the bayonet 151 extend towards the telescopic rod 3 to form a cover plate 152, and the cover plate 152 is of an arc plate-shaped structure and is fixedly connected to the tester body 1. The transmission line 2 is partially disposed between the cover plate 152 and the tester main body 1 and the transmission line 2 is spirally disposed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A digital anemometer characterized by: the test device comprises a tester main body (1), a transmission line (2) and a telescopic rod (3) fixedly connected with one end of the transmission line (2), wherein the end part of the telescopic rod (3) far away from the transmission line (2) is fixedly connected with a test probe (31), the test probe (31) is connected with the tester main body (1) through the transmission line (2) and the transmission line (2) axially penetrates through the telescopic rod (3), the tester main body (1) is fixedly connected with a clamping mechanism (4) for clamping the telescopic rod (3), the clamping mechanism (4) comprises two clamping plates (41) connected to the tester main body (1) in a sliding manner and a telescopic spring (42) arranged on one side of the two clamping plates (41) opposite to each other, the two clamping plates (41) are parallel, the telescopic rod (3) is clamped between the two clamping plates (41), one end of the telescopic spring (42) is fixedly connected with one side of the two clamping plates (41, the other end of the telescopic spring (42) extends towards the direction of the two clamping plates (41) deviating from each other and is fixedly connected to the tester main body (1).

2. A digital anemometer according to claim 1 wherein: two grip block (41) are respectively towards the sunken centre gripping groove (411) that is formed with adaptation telescopic link (3) of the direction that deviates from mutually, telescopic link (3) are by the centre gripping in two centre gripping grooves (411).

3. A digital anemometer according to claim 2 wherein: two inner wall difference fixedly connected with cushion (412), two in the opposite side of centre gripping groove (411) the opposite side of cushion (412) is two sets of edges and ribs (413) of fixedly connected with respectively, two sets of edges and ribs (413) are not parallel to each other and every group of edges and ribs (413) contain a plurality of edges and ribs (413) that are parallel to each other.

4. A digital anemometer according to claim 3 wherein: tester main part (1) is towards telescopic link (3) one side seted up two extending direction coincidence spout one (11), two the central axis of spout one (11) perpendicular to telescopic link (3) and spout one (11) opening towards telescopic link (3), grip block (41) are towards slider (414) of spout one (11) one side fixedly connected with adaptation spout one (11), two telescopic spring (42) one end in opposite directions fixed connection respectively in one side that two sliders (414) deviate from mutually, two the lateral wall that one end difference fixed connection that telescopic spring (42) deviate from mutually deviates from in two spout one (11), spout one (11) are T type groove.

5. A digital anemometer according to claim 4 wherein: two one side that slider (414) deviate from mutually is fixedly connected with baffle (415) that the direction that deviates from along both mutually extends respectively, baffle (415) are located one side that expanding spring (42) deviate from tester main part (1), two tip that baffle (415) deviate from mutually is inserted respectively and is located two spout one (11) and slide in the flexible direction that can follow expanding spring (42) mutually, opening that baffle (415) do not blocked spout one (11) by slider (414) is blocked.

6. A digital anemometer according to claim 5 wherein: the tester main part (1) has seted up spout two (12) towards telescopic link (3) one side, spout two (12) slide and be connected with slide (13) rather than the adaptation and spout two (12) opening towards telescopic link (3), the one end orientation that slide (13) deviate from tester main part (1) extends away from the direction of tester main part (1), one end fixedly connected with bayonet joint (21) of test probe (31) are kept away from in transmission line (2), be provided with on the path of sliding of slide (13) and be used for inserting spigot joint (21) spigot end (14), bayonet joint (21) are inlayed and are located in slide (13) and the spigot end of its bayonet joint (21) can be inserted or break away from with spigot end (14).

7. A digital anemometer according to claim 6 wherein: the transmission line (2) is arranged spirally.

8. A digital anemometer according to claim 7 wherein: tester main part (1) fixedly connected with perpendicular to telescopic link (3) cardboard (15), bayonet socket (151) and cardboard (15) and telescopic link (3) have been seted up in cardboard (15) and have been located tester main part (1) homonymy, bayonet socket (151) opening orientation deviates from one side of tester main part (1), bayonet socket (151) inside callipers have connect fixture block (22), transmission line (2) pass fixture block (22) and transmission line (2) fixed connection in fixture block (22).

9. A digital anemometer according to claim 8 wherein: cardboard (15) are half circular plate column structure and its diameter border fixed connection in tester main part (1), the circular arc limit of cardboard (15) of bayonet socket (151) both sides is formed with cover plate (152) along extending towards telescopic link (3) respectively, cover plate (152) fixed connection in tester main part (1), cover plate (152) and tester main part (1) are arranged in to transmission line (2) part.