CN217687727U

CN217687727U - Test paper clamping device

Info

Publication number: CN217687727U
Application number: CN202221945694.2U
Authority: CN
Inventors: 王汉超; 张吉坤; 王文超; 秦长伟; 栗生辉; 张海瑞; 李凯; 张永久; 冷友斌
Original assignee: Heilongjiang Feihe Dairy Co Ltd
Current assignee: Heilongjiang Feihe Dairy Co Ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-10-28
Anticipated expiration: 2032-07-26

Abstract

The utility model provides a test paper clamping device, include: the body of rod and centre gripping subassembly, the centre gripping subassembly sets up in the tip of the body of rod, and the centre gripping subassembly includes: an outer sleeve; the rotating column is rotatably arranged inside the outer sleeve; the fixing plate is used for fixing the colorimetric card, the clamping plate is used for clamping test paper, one of the fixing plate and the clamping plate is arranged on the outer wall of the outer sleeve along the axial direction of the outer sleeve, the other of the fixing plate and the clamping plate is arranged on the outer wall of the rotating column along the axial direction of the rotating column, and the rotating column rotates to enable the fixing plate and the clamping plate to have a detection position for comparing or separating the attaching position. The technical scheme of the application effectively solves the problem that ammonia leakage detection in the related technology is difficult.

Description

Test paper clamping device

Technical Field

The utility model relates to a test paper test technical field particularly, relates to a test paper clamping device.

Background

In a milk powder production plant, a refrigerating machine is required, and a refrigerant used by the refrigerating machine is ammonia which has a great risk. In the daily work of the refrigerator, parts such as a valve are easy to loosen due to vibration, so that ammonia leakage is caused, and reinforcement treatment is required.

In the correlation technique, need go to detect whether to have the leakage of ammonia through the test paper, because the leakage point of ammonia is comparatively hidden generally, it is comparatively inconvenient that operating personnel holds the test paper when going to detect, and then leads to the degree of difficulty of detecting great.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a test paper clamping device to solve the great problem of the ammonia leak testing degree of difficulty among the correlation technique.

In order to achieve the above object, the utility model provides a test paper clamping device, include: the body of rod and centre gripping subassembly, the centre gripping subassembly sets up in the tip of the body of rod, and the centre gripping subassembly includes: an outer sleeve; the rotating column is rotatably arranged inside the outer sleeve; the fixing plate is used for fixing the colorimetric card, the clamping plate is used for clamping test paper, one of the fixing plate and the clamping plate is arranged on the outer wall of the outer sleeve along the axial direction of the outer sleeve, the other of the fixing plate and the clamping plate is arranged on the outer wall of the rotating column along the axial direction of the rotating column, and the rotating column rotates to enable the fixing plate and the clamping plate to have a detection position for comparing or separating the attaching position.

Furthermore, the fixed plate is arranged on the outer wall of the outer sleeve, the clamping plate is arranged on the outer wall of the rotating column, the side wall of the outer sleeve is provided with an avoiding hole, the rotating column is provided with a connecting column, the connecting column penetrates through the avoiding hole and can move in the avoiding hole, and the connecting column is connected with the clamping plate.

Further, dodge the hole for the bar hole that extends along the circumference of outer sleeve, and/or, dodge the hole and be a plurality of and a plurality of dodge the axial of hole along the outer sleeve and arrange, the spliced pole be a plurality of and with a plurality of dodge the hole one-to-one ground cooperation.

Further, the test paper clamping device still includes first operating parts, and first operating parts set up in the one end of rotating the post and keeping away from the body of rod, and first operating parts drive rotates the post and rotates.

Furthermore, the clamping assembly further comprises a swingable clamping arm arranged on the clamping plate, and the clamping arm is provided with an avoiding position for avoiding the test paper and a pressing position for pressing the test paper.

Further, the width of the fixing plate is larger than that of the clamping plate.

Further, the test paper clamping device further comprises a pivoting piece arranged between the clamping component and the rod body, so that the clamping component can be arranged relative to the rod body in a swinging mode.

Further, the pivot piece includes the connecting cylinder, rotationally sets up the dabber in the connecting cylinder and with the second operating parts of connecting cylinder drive fit, connecting cylinder and outer sleeve connection, dabber and body of rod connection.

Further, the rod body is telescopically arranged.

Further, the body of rod is including a plurality of sleeves of nested setting, by the direction of centre gripping subassembly to the body of rod, the diameter of a plurality of sleeves increases gradually, is provided with the antiskid cover on the sheathed tube outer wall that the diameter is the biggest.

Use the technical scheme of the utility model, the centre gripping subassembly sets up the tip at the body of rod, and the centre gripping subassembly includes the outer sleeve, rotates post, fixed plate and grip block. The rotating column is rotatably arranged inside the outer sleeve, and the fixing plate is used for fixing the color comparison card. The grip block can the centre gripping test paper, and one setting in fixed plate and the grip block is on outer telescopic outer wall, and another setting is on rotating the post. Specifically, the rotary column rotates to enable the fixed plate and the clamping plate to have a matching position of attachment or a detection position of separation. Through foretell setting, operating personnel presss from both sides the test paper on the grip block to rotate the grip block to the detection position, stretch into the position that waits to detect through the body of rod after that, detect, after the detection, operating personnel pulls back the body of rod, operates the rotation post again so that grip block and fixed plate laminating are in promptly to the position, and the colour through contrast test paper and colorimetric card is at last in order to obtain the result that detects. This not only makes the detection easier, but also makes the comparison simpler. Therefore, the technical scheme of the application effectively solves the problem that ammonia leakage detection in the related technology is difficult.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a perspective view of an embodiment of a test strip holding device according to the present invention;

FIG. 2 is a perspective view of the test strip holding apparatus of FIG. 1 from another perspective;

FIG. 3 shows a schematic front view of the strip holding device of FIG. 1;

FIG. 4 shows a schematic side view of the strip holding device of FIG. 1;

FIG. 5 shows a schematic bottom view of the test strip holding apparatus of FIG. 1;

fig. 6 is a schematic exploded view of the strip holding device of fig. 1.

Wherein the figures include the following reference numerals:

10. a rod body; 11. a sleeve; 20. a clamping assembly; 21. an outer sleeve; 211. avoiding holes; 22. rotating the column; 221. connecting columns; 23. a fixing plate; 24. a clamping plate; 25. clamping arms; 30. a first operating member; 40. a pivot member; 41. a connecting cylinder; 42. a mandrel; 43. a second operating member; 50. an anti-slip sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

As shown in fig. 1 to 6, in the present embodiment, the strip holding device includes: body of rod 10 and clamping component 20, clamping component 20 sets up in the tip of body of rod 10, and clamping component 20 includes: an outer sleeve 21; a rotating column 22 rotatably provided inside the outer sleeve 21; the fixing plate 23 and the clamping plate 24, the fixing plate 23 is used for fixing the colorimetric card, the clamping plate 24 is used for clamping the test paper, one of the fixing plate 23 and the clamping plate 24 is arranged on the outer wall of the outer sleeve 21 along the axial direction of the outer sleeve 21, the other one of the fixing plate 23 and the clamping plate 24 is arranged on the outer wall of the rotating column 22 along the axial direction of the rotating column 22, and the rotating column 22 rotates to enable the fixing plate 23 and the clamping plate 24 to have a joint comparison position or a separated detection position.

With the technical solution of the present embodiment, the clamping assembly 20 is disposed at an end of the rod body 10, and the clamping assembly 20 includes an outer sleeve 21, a rotating column 22, a fixing plate 23, and a clamping plate 24. The rotating column 22 is rotatably disposed inside the outer sleeve 21, and the fixing plate 23 is used to fix the colorimetric card. The holding plate 24 can hold the test paper, the fixing plate 23 is disposed on the outer wall of the outer sleeve 21, and the holding plate 24 is disposed on the rotating column 22. Specifically, the rotary column 22 rotates to have a matching position of the attachment or a detection position of the separation between the fixed plate 23 and the holding plate 24. Through foretell setting, operating personnel presss from both sides the test paper on grip block 24 to rotate grip block 24 to the detection position, stretch into the position of waiting to detect through the body of rod 10 after that, detect, after the detection, operating personnel pulls back the body of rod 10, operates rotation post 22 again so that grip block 24 and fixed plate 23 laminate, are in the comparison position promptly, and the colour through contrast test paper and colour comparison card is at last in order to obtain the result that detects. This not only makes the detection easier, but also makes the comparison simpler. Therefore, the technical scheme of the embodiment effectively solves the problem of high difficulty in ammonia leakage detection in the related art.

In an embodiment not shown in the figures, the fixed plate is arranged on the rotary column and the clamping plate is arranged on the outer sleeve.

As shown in fig. 1 to 6, in the present embodiment, the fixing plate 23 is disposed on the outer wall of the outer sleeve 21, the clamping plate 24 is disposed on the outer wall of the rotating column 22, the avoiding hole 211 is disposed on the side wall of the outer sleeve 21, the connecting column 221 is disposed on the rotating column 22, the connecting column 221 penetrates through the avoiding hole 211 and can move in the avoiding hole 211, and the connecting column 221 is connected to the clamping plate 24. Foretell setting can link together rotation post 22 and grip block 24 effectively, and the spliced pole 221 can move in dodging hole 211 simultaneously, makes rotation post 22 can drive grip block 24 when rotating like this and rotates, can switch between comparing the position and detecting the position promptly.

As shown in fig. 1 to 6, in the present embodiment, the avoiding hole 211 is a strip-shaped hole extending along the circumferential direction of the outer sleeve 21, the strip-shaped hole is configured to enable the moving range of the connecting column 221 to be larger, and further to be capable of switching between the comparison position and the detection position, specifically, the length of the strip-shaped hole is half of the circumferential length of the outer sleeve 21.

As shown in fig. 1 to 6, in the present embodiment, the avoiding hole 211 is plural, the plural avoiding holes 211 are arranged along the axial direction of the outer sleeve 21, and the connecting column 221 is plural and is fitted with the plural avoiding holes 211 in one-to-one correspondence. The above arrangement enables the clamping plate 24 to be attached more effectively.

As shown in fig. 1 to 6, in the present embodiment, the test strip holding device further includes a first operating member 30, the first operating member 30 is disposed at an end of the rotating column 22 away from the rod 10, and the first operating member 30 drives the rotating column 22 to rotate. The first operating member 30 can drive the rotation column 22 to rotate, thereby realizing the swing of the clamping plate 24. Specifically, the first operating member 30 is an operating knob.

As shown in fig. 1 to 6, in the present embodiment, the clamping assembly 20 further includes a pivotable clamping arm 25 disposed on the clamping plate 24, and the clamping arm 25 has an avoidance position for avoiding the test strip and a pressing position for pressing the test strip. The clamp arm 25 has a simple structure and can effectively clamp the test paper. Specifically, the clamp arm 25 includes a first clamp rod, a second clamp rod, and a connection rod connected between an end of the first clamp rod and an end of the second clamp rod.

As shown in fig. 1 to 6, in the present embodiment, the width of the fixing plate 23 is larger than that of the holding plate 24. The above arrangement enables better comparison, and specifically, the color chart protrudes from the holding plate 24, so that the color chart corresponds to the test paper.

As shown in fig. 1 to 6, in the present embodiment, the test strip holding apparatus further includes a pivot 40 disposed between the holding member 20 and the rod 10, so that the holding member 20 is swingably disposed with respect to the rod 10. The test paper clamping device can realize different angles by the aid of the arrangement, different positions can be detected, and detection effect can be guaranteed. At the same time, it is easy to swing between the clamping assembly 20 and the rod body 10.

As shown in fig. 1 to 6, in the present embodiment, the pivot member 40 includes a connecting cylinder 41, a spindle 42 rotatably disposed in the connecting cylinder 41, and a second operating member 43 in driving fit with the connecting cylinder 41, the connecting cylinder 41 is connected with the outer sleeve 21, and the spindle 42 is connected with the rod body 10. The above arrangement enables the swing between the clamp assembly 20 and the rod 10.

As shown in fig. 1 to 6, in the present embodiment, the rod 10 is telescopically arranged. The test paper clamping device can test a better position by the aid of the arrangement, and accordingly testing difficulty can be further reduced.

As shown in fig. 1 to 6, in the present embodiment, the rod body 10 includes a plurality of sleeves 11 nested in each other, in a direction from the clamping assembly 20 to the rod body 10, the diameters of the plurality of sleeves 11 gradually increase, and an anti-slip cover 50 is disposed on an outer wall of the sleeve 11 with the largest diameter. The above arrangement makes it easier to elongate and shorten the rod body 10. Meanwhile, the arrangement of the anti-slip sleeve 50 can enable the holding effect of an operator to be better.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the directional terms such as "front, back, upper, lower, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, and in the case of not making a contrary explanation, these directional terms do not indicate and imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore, should not be construed as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A test paper holding apparatus, comprising: body of rod (10) and centre gripping subassembly (20), centre gripping subassembly (20) set up in the tip of the body of rod (10), centre gripping subassembly (20) include:

an outer sleeve (21);

a rotating column (22) rotatably provided inside the outer sleeve (21);

the device comprises a fixing plate (23) and a clamping plate (24), wherein the fixing plate (23) is used for fixing a colorimetric card, the clamping plate (24) is used for clamping test paper, one of the fixing plate (23) and the clamping plate (24) is arranged on the outer wall of the outer sleeve (21) along the axial direction of the outer sleeve (21), the other one of the fixing plate (23) and the clamping plate (24) is arranged on the outer wall of the rotating column (22) along the axial direction of the rotating column (22), and the rotating column (22) rotates to enable the fixing plate (23) and the clamping plate (24) to have a fitted comparison position or a separated detection position.

2. Test paper clamping device of claim 1, characterized in that fixed plate (23) sets up on the outer wall of outer sleeve (21), grip block (24) set up on the outer wall of rotation post (22), be provided with on the lateral wall of outer sleeve (21) and dodge hole (211), be provided with spliced pole (221) on the rotation post (22), spliced pole (221) wear out dodge hole (211) and can in dodge hole (211) and remove, spliced pole (221) with grip block (24) are connected.

3. Test paper clamping device of claim 2, characterized in that, the dodge hole (211) is a bar-shaped hole extending along the circumference of the outer sleeve (21), and/or, the dodge hole (211) is a plurality of and a plurality of dodge holes (211) are arranged along the axial direction of the outer sleeve (21), the connecting column (221) is a plurality of and cooperates with a plurality of dodge holes (211) in a one-to-one correspondence.

4. A test strip holding apparatus according to any one of claims 1 to 3, further comprising a first operating member (30), wherein the first operating member (30) is disposed at an end of the rotating column (22) away from the rod body (10), and the first operating member (30) drives the rotating column (22) to rotate.

5. A test strip holding apparatus according to any one of claims 1 to 3, wherein said holding assembly (20) further comprises a swingable holding arm (25) provided on said holding plate (24), said holding arm (25) having an escape position to escape the test strip and a pressing position to press the test strip.

6. Test strip holding device according to any one of claims 1 to 3, characterized in that the width of the fixing plate (23) is greater than the width of the holding plate (24).

7. Test strip holding device according to any one of claims 1 to 3, further comprising a pivot (40) provided between the holding member (20) and the rod body (10) so that the holding member (20) is swingably provided with respect to the rod body (10).

8. Test strip holding device according to claim 7, wherein the pivoting member (40) comprises a connecting cylinder (41), a spindle (42) rotatably arranged in the connecting cylinder (41), and a second operating member (43) in driving engagement with the connecting cylinder (41), wherein the connecting cylinder (41) is connected with the outer sleeve (21), and the spindle (42) is connected with the rod body (10).

9. A test strip holding apparatus according to any one of claims 1 to 3, wherein said rod body (10) is telescopically arranged.

10. A strip holding device according to claim 9, wherein said rod body (10) comprises a plurality of sleeves (11) nested in each other, the diameter of said plurality of sleeves (11) increases gradually in the direction from said holding member (20) to said rod body (10), and an anti-slip cover (50) is disposed on the outer wall of said sleeve (11) with the largest diameter.