CN219300421U

CN219300421U - Fixing device and sampling device

Info

Publication number: CN219300421U
Application number: CN202320241336.1U
Authority: CN
Inventors: 张磊; 赵徵鑫; 王海华; 钱前; 杨勇; 赵立军; 王强; 朱波
Original assignee: Hangzhou Occupational Disease Prevention And Control Hospital
Current assignee: Hangzhou Occupational Disease Prevention And Control Hospital
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-07-04
Anticipated expiration: 2033-02-01

Abstract

The embodiment of the utility model discloses a fixing device and a sampling device, wherein the fixing device is used for fixing a sampling pump and a sampler, the fixing device comprises a bracket and a supporting plate, the supporting plate is arranged at the top end of the bracket, the supporting plate is provided with a first groove and a second groove, the first groove is used for accommodating the sampling pump, the second groove is used for accommodating the sampler, the first groove and the second groove can firmly limit the sampling pump and the sampler, the sampler and the sampling pump are prevented from being shifted or even falling to the ground due to vibration of a motor in the sampling pump in the sampling process, the sampling device is ensured not to be shifted or even falling in the sampling process, the working stability of the sampling device is improved, and the safety effect is good.

Description

Fixing device and sampling device

Technical Field

The utility model relates to the technical field of public health detection, in particular to a fixing device and a sampling device.

Background

With the development of economy and society, more and more modern buildings begin to adopt a central air conditioning ventilation system to improve the comfort level of public places. However, the central air conditioning ventilation system may bring comfort and convenience to people and also bring biosafety problems, and in order to avoid the biosafety problems, the central air conditioning ventilation system needs to be periodically sampled to detect the sanitation condition inside.

The sampling device comprises a tripod, a supporting plate, a sampling pump and a sampler, wherein the sampling pump and the sampler are placed on the supporting plate, the supporting plate is installed at the top end of the tripod, the height of the tripod is adjusted during use to enable the sampling pump and the sampler to be located at an air supply outlet of a ventilation system of the centralized air conditioner, the distance between the air supply outlet of the centralized air conditioner and the ground is relatively high, the working stability of the existing sampling device is relatively poor, the sampling pump and the sampling pump can be shifted or even fall in the use process, and potential safety hazards are caused.

Disclosure of Invention

The utility model aims to provide a fixing device and a sampling device, and aims to solve the technical problems that the existing sampling device is poor in working stability, and a sampler and a sampling pump can shift or even fall off in the use process, so that potential safety hazards are caused.

In a first aspect, the present utility model provides a fixture for securing a sampling pump and a sampler, the fixture comprising a bracket and a support plate;

the backup pad is located the top of support, the backup pad is equipped with first recess and second recess, first recess is used for the holding sampling pump, the second recess is used for the holding sampler.

Preferably, the first grooves are provided with a plurality of sampling pumps, each sampling pump is respectively accommodated in each first groove, the second grooves are provided with a plurality of sampling pumps, and each sampler is respectively accommodated in each second groove.

Preferably, the first grooves are distributed on the supporting plate at intervals along the first direction, and the second grooves are distributed on the supporting plate at intervals along the first direction and are arranged in one-to-one correspondence with the first grooves.

Preferably, each first groove is distributed at intervals on the supporting plate, and each second groove is distributed at intervals on the supporting plate and is arranged in one-to-one correspondence with each first groove.

Preferably, the support plate is provided with a plurality of protruding portions, and each protruding portion is provided with the first groove or the second groove respectively.

Preferably, the first groove is rectangular, and the second groove is circular.

Preferably, the fixing device further comprises a plurality of damping sheets, wherein the damping sheets are structural members made of rubber materials, and each damping sheet is respectively arranged at the bottoms of the first groove and the second groove.

Preferably, the support comprises a fixing rod and a telescopic rod, wherein the fixing rod is provided with a column hole, one end of the telescopic rod is inserted into the column hole and is connected with the hole wall of the column hole in a clamping manner, and the other end of the telescopic rod is connected with the bottom of the supporting plate.

Preferably, the support comprises a first frame, a second frame and a third frame, wherein the top of the first frame, the top of the second frame and the top of the third frame are connected, and the first frame, the second frame and the third frame are all arranged at the same included angle with the ground.

In a second aspect, the present utility model also provides a sampling device, the sampling device comprising a hose, a sampling pump, a sampler, and a fixing device according to any of the above embodiments;

the sampling pump is accommodated in the first groove, the sampler is accommodated in the second groove, the hose is connected with the sampling pump and the sampler, and the sampling pump drives the sampler to collect microorganisms at an air supply outlet of the air conditioner.

The embodiment of the utility model has the following beneficial effects:

by adopting the fixing device and the sampling device, the first groove and the second groove are arranged on the supporting plate, the first groove is used for accommodating the sampling pump, the second groove is used for accommodating the sampler, the first groove and the second groove can firmly limit the sampler and the sampling pump, the phenomenon that the sampler and the sampling pump shift and even drop to the ground due to vibration of a motor in the sampling pump in the sampling process is avoided, the sampler and the sampling pump are not shifted and even drop in the sampling process of the sampling device is ensured, the working stability of the sampling device is improved, and the safety effect is good.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a schematic view of a fixture in one embodiment.

Fig. 2 is a schematic view of a support plate in the fixture of fig. 1.

Fig. 3 is a schematic view of the support plate shown in fig. 2 from a viewing angle.

Fig. 4 is a schematic view of the support plate of fig. 2 from another perspective.

Fig. 5 is a front view of the support plate shown in fig. 2.

Fig. 6 is a side view of the support plate of fig. 2.

Reference numerals: 100. a support plate; 110. a first groove; 120. a second groove; 130. a convex portion; 200. a bracket; 210. a fixed rod; 220. a telescopic rod; 230. a first rack; 240. a second rack; 250. and a third frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

An embodiment of the present utility model provides a fixing device and a sampling device, where the fixing device is used for fixing a sampling pump and a sampler, referring to fig. 1 to 6, the sampling device of an embodiment includes a hose, a sampling pump, a sampler and a fixing device, the fixing device includes a support 200 and a support plate 100, the support plate 100 is disposed at a top end of the support 200, the support plate 100 is provided with a first groove 110 and a second groove 120, the first groove 110 is used for accommodating the sampling pump, and the second groove 120 is used for accommodating the sampler.

It can be understood that the supporting plate 100 is provided with the first groove 110 and the second groove 120, the first groove 110 is used for accommodating the sampling pump, the second groove 120 is used for accommodating the sampler, the setting of the first groove 110 and the second groove 120 can firmly limit the sampler and the sampling pump, the phenomenon that the sampler and the sampling pump shift and even drop to the ground due to the vibration of the motor in the sampling pump in the sampling process is avoided, the fact that the sampling device does not shift or even drop in the sampling process is ensured, the working stability of the sampling device is improved, and the safety effect is better.

In this embodiment, the support 200 is detachably connected to the support plate 100, preferably, the support 200 is in threaded connection with the support plate 100, and when one of the support 200 and the support plate 100 is damaged, the support is convenient to detach and replace, and the support is not required to be replaced integrally, so that resources are saved. Of course, in other embodiments, the bracket 200 is integrally formed with the support plate 100 for ease of manufacturing.

Further, referring to fig. 2 to 4, the first grooves 110 are provided with a plurality of sampling pumps, each sampling pump is respectively accommodated in each first groove 110, the second grooves 120 are provided with a plurality of sampling pumps, each sampler is respectively accommodated in each second groove 120, and in this embodiment, three sampling pumps are respectively accommodated in each first groove 110 and each second groove 120. Of course, in other embodiments, the first groove 110 and the second groove 120 may each be provided with two, four or more, and the number of the first groove 110 and the second groove 120 may be adjusted according to the type of the microorganism to be collected at one time by the sampling device.

It can be understood that, generally, the air outlet of the air conditioner is at least two meters away from the ground, if the sampling device can collect only one microorganism at a time, and the user also needs to collect multiple microorganism conditions to comprehensively evaluate the sanitary condition inside the air conditioner, the user needs to climb the ladder for multiple times to get and put the sampler on the supporting plate 100, and data of different microorganisms at the air outlet of the air conditioner are obtained in batches, so that the labor intensity of the user is improved, and risk hidden danger that the user falls off the ladder may occur.

Because each sampling pump is respectively accommodated in each first groove 110 and each sampler is respectively accommodated in each second groove 120 when the embodiment is used, each sampling pump is communicated with each sampler through each hose, and each sampling pump drives each sampler to collect each microorganism at the air supply outlet of the air conditioner, so that the sampling efficiency is improved, and the personal safety is ensured.

In this example, the sampler is a six-mesh air impingement sampler, and the microorganisms to be collected are bacteria, fungi, and beta-hemolytic streptococcus, respectively.

In an embodiment, the support plate 100 is provided with a plurality of marks, which are arranged in a one-to-one correspondence with each first groove 110 and each second groove 120, so as to facilitate the user to identify the type of microorganism collected by the sampler, the marks may be selected from one or more of a pattern, a number, an english letter and a symbol, for example, each first groove 110 may be respectively identified as A1, A2 and A3, each second groove 120 may be respectively identified as B1, B2 and B3, the sampling pump in the first groove 110 of A1 is in communication with the sampler in the second groove 120 of B1 through a hose, so as to collect a first microorganism, the sampling pump in the first groove 110 of A2 is in communication with the sampler in the second groove 120 of B2 through a hose, so as to collect a second microorganism, and the sampling pump in the first groove 110 of A3 is in communication with the sampler in the second groove 120 of B3 through a hose, so as to collect a third microorganism.

Further, referring to fig. 2 to 4, each first groove 110 is spaced apart along the first direction on the support plate 100, each second groove 120 is spaced apart along the first direction on the support plate 100 and is arranged in one-to-one correspondence with each first groove 110, and when in use, each sampling pump is sequentially installed in each first groove 110 along the first direction, and each sampler is sequentially installed in each second groove 120 along the first direction.

Of course, in other embodiments, the first grooves 110 are spaced apart from the support plate 100 and are in a wave shape, the second grooves 120 are spaced apart from the support plate 100 and are arranged in one-to-one correspondence with the first grooves 110, so that more grooves are arranged on the support plate 100, the spacing distance between the first grooves 110 and/or the second grooves 120 on the support plate 100 is not particularly limited, and can be adjusted according to the size of the support plate 100 and the type of the sampling device to collect the microorganism.

In an embodiment, referring to fig. 1, 5 and 6, a plurality of protrusions 130 are provided on the support plate 100, each protrusion 130 is provided with a first groove 110 or a second groove 120, and if the support plate 100 in the prior art is thinner, the strength of the support plate 100 is easily affected if the support plate 100 is directly grooved, and the support plate 100 is thickened and grooved again, so that a heavy support plate 100 can bring a larger load to the support 200, and the structural stability of the support 200 is affected. Thus, the fixing device of this embodiment selects to thicken the support plate 100 locally only at the position of the pre-designed slot, so as to reduce the load of the support plate 100 to the bracket 200 to the greatest extent.

Further, the protrusion 130 may be adhesively coupled or screw coupled with the support plate 100.

Specifically, the first groove 110 is rectangular to fit the size of the sampling pump, the first groove 110 is 24cm×10cm×3cm, the second groove 120 is circular to fit the size of the sampler, the diameter of the second groove 120 is 12cm, and the height is 3cm.

In an embodiment, fixing device still includes a plurality of shock attenuation pieces, and the shock attenuation piece is the structure that rubber material was made, and each shock attenuation piece is located the tank bottom of first recess 110 and second recess 120 respectively, and sampling device is when the sampling, and the motor in the sampling pump can vibrate, so can drive the sample thief that links to each other with it and rock, and the setting of shock attenuation piece is fine has reduced the vibration of sampling pump, guarantees that sampling pump and sample thief can comparatively steady operation.

In an embodiment, the groove wall of the first groove 110 is provided with a plurality of rubber bumps, the rubber bumps play a role in reducing buffering, so that the sampling pump cannot directly impact the groove wall of the first groove 110 in the vibration process, and impact force of the sampling pump to the groove wall can be buffered. Of course, a plurality of springs may be disposed on the groove wall of the first groove 110 to reduce the impact force of the sampling pump on the groove wall of the first groove 110, so as to ensure that the sampling pump drives the sampler to operate more stably.

Meanwhile, the groove wall of the second groove 120 is provided with a plurality of third grooves, the third grooves extend along the direction parallel to the bottom wall of the second groove 120, each third groove is used for accommodating each annular rubber ring, the annular rubber rings play a role in reducing buffering, and the sampler is prevented from violently impacting the groove wall of the second groove 120 when shaking, so that the stable operation of the sampler is affected.

In one embodiment, the groove wall of the first groove 110 is formed with a guide surface, which is an inclined surface, so as to guide the sampling pump to be placed in the first groove 110.

In an embodiment, referring to fig. 1, the bracket 200 includes a fixing rod 210 and a telescopic rod 220, the fixing rod 210 is provided with a column hole, one end of the telescopic rod 220 is inserted into the column hole and is connected with the hole wall of the column hole in a clamping manner, the other end of the telescopic rod is connected with the bottom of the supporting plate 100, and before sampling, the length of the telescopic rod 220 pulled out or pressed in is adjusted according to the height of the air conditioner air supply outlet from the ground so as to ensure that a sampling pump and a sampler on the supporting plate 100 are at proper collecting positions.

Specifically, referring to fig. 1, the stand 200 includes a first stand 230, a second stand 240 and a third stand 250, the top of the first stand 230, the top of the second stand 240 and the top of the third stand 250 are connected, the first stand 230, the second stand 240 and the third stand 250 are all disposed at the same included angle with the ground, and the arrangement of the three stands can ensure the structural stability of the stand 200, so as to prevent the sampling pump and the sampler from being affected due to the shaking of the stand 200.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. A fixing device is characterized in that the fixing device is used for fixing a sampling pump and a sampler and comprises a bracket and a supporting plate;

2. The fixture of claim 1, wherein the first recess is provided with a plurality of sampling pumps, each sampling pump being respectively accommodated in each first recess, the second recess is provided with a plurality of sampling pumps, each sampling pump being respectively accommodated in each second recess.

3. The fixture of claim 2, wherein each of the first grooves is spaced apart in a first direction on the support plate, and each of the second grooves is spaced apart in the first direction on the support plate and is disposed in one-to-one correspondence with each of the first grooves.

4. The fixing device according to claim 2, wherein each first groove is spaced apart from the supporting plate and is wavy, and each second groove is spaced apart from the supporting plate and is disposed in one-to-one correspondence with each first groove.

5. The fixture of claim 1, wherein the support plate is provided with a plurality of protrusions, each protrusion being provided with the first recess or the second recess, respectively.

6. The fixture of any one of claims 1 to 5, wherein the first recess is rectangular and the second recess is circular.

7. The fixing device according to claim 1, further comprising a plurality of shock absorbing sheets, wherein the shock absorbing sheets are made of rubber structural members, and each shock absorbing sheet is respectively arranged at bottoms of the first groove and the second groove.

8. The fixing device according to claim 1, wherein the support comprises a fixing rod and a telescopic rod, the fixing rod is provided with a column hole, one end of the telescopic rod is inserted into the column hole and is connected with the hole wall of the column hole in a clamping manner, and the other end of the telescopic rod is connected with the bottom of the supporting plate.

9. The fixture of claim 8, wherein the bracket comprises a first frame, a second frame, and a third frame, wherein the top of the first frame, the top of the second frame, and the top of the third frame are connected, and wherein the first frame, the second frame, and the third frame are all disposed at the same angle to the ground.

10. A sampling device comprising a hose, a sampling pump, a sampler and a fixture according to any one of claims 1-9;