CN216411171U

CN216411171U - Two-dimensional liquid chromatograph for biological sampling analysis

Info

Publication number: CN216411171U
Application number: CN202122507735.1U
Authority: CN
Inventors: 杨志凯; 陈志鹏; 黄凌真; 邢方杰
Original assignee: Shenzhen Hongsheng Biotechnology Co ltd
Current assignee: Shenzhen Hongsheng Biotechnology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-04-29
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a two-dimensional liquid chromatograph for biological sampling analysis, which comprises a first device, a second device, a connecting block and a matching block, wherein the first device and the second device are matched for use. The utility model discloses a, through setting up the connecting block, the cooperation piece, fixing device and transmission's cooperation is used, fixing device can make the connecting block fixed with the cooperation piece, realize the fixed of first equipment and second equipment, transmission can make fixing device use from the cooperation of connecting block, thereby make the separation of first equipment and second equipment, it often all is upper and lower contact to have solved two current adjacent equipment, do not have a fixed device, just appear the dislocation relatively easily if receiving the collision, thereby can influence measured data, unsafe problem inadequately, this two-dimensional liquid chromatograph for biological sampling analysis, it fixes to possess the equipment that can make two upper and lower contacts, avoid receiving the collision and lead to the dislocation to influence measured data's advantage.

Description

Two-dimensional liquid chromatograph for biological sampling analysis

Technical Field

The utility model belongs to the technical field of two-dimensional liquid chromatographs, and particularly relates to a two-dimensional liquid chromatograph for biological sampling analysis.

Background

Two-dimensional liquid chromatograph is an analytical instrument that is used for preventive medicine and public health field, comprises a plurality of equipment, and current two-dimensional liquid chromatograph is at the in-process that uses, and two adjacent equipment contact from top to bottom often, do not have a fixed device, receive the collision and appear the dislocation with relatively easy, and this data that will appear influencing the measurement are safe inadequately, and the problem that prior art exists is: two adjacent devices are always in up-and-down contact, a fixed device is not arranged, and dislocation is easy to occur if the devices are collided, so that measured data can be influenced, and the safety is not high enough.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a two-dimensional liquid chromatograph for biological sampling analysis, which has the advantages that two devices in up-and-down contact can be fixed, the influence of malposition caused by collision on measured data is avoided, and the problems that the two adjacent devices are always in up-and-down contact, a fixed device is not provided, and the measured data is influenced and is not safe enough due to malposition easily caused by collision are solved.

The utility model is realized in such a way that a two-dimensional liquid chromatograph for biological sampling analysis comprises a first device, a second device, a connecting block and a matching block, wherein the first device and the second device are matched for use, the connecting block is fixedly connected with the first device, the matching block is fixedly connected with the second device, a connecting hole matched with the connecting block for use is formed in the right side of the inside of the matching block, a movable groove is formed in the left side of the inside of the matching block, a fixing device is fixedly installed on the right side of the inner wall of the movable groove, and transmission devices are fixedly installed on the front side and the rear side of the inner wall of the movable groove.

Preferably, the fixing device comprises a fixing block, the surface of the fixing block is movably connected with the inside of the movable groove, the right side of the fixing block is matched with the inside of the matching block, a U-shaped block is fixedly connected to the left side of the fixing block, a tension spring is sleeved on the surface of the fixing block, the right side of the tension spring is fixedly connected with the right side of the inner wall of the movable groove, and the left side of the tension spring is fixedly connected with the right side of the U-shaped block.

Preferably, the transmission device at the front side comprises a transmission rod, the surface of the transmission rod is movably connected with the inside of the movable groove, the top of the transmission rod is movably connected with a connecting rod, the rear side of the connecting rod is movably connected with the top of the fixed block, the rear side of the right side of the transmission rod is fixedly connected with a return spring, the rear side of the return spring is fixedly connected with a square block, and the right side of the square block is fixedly connected with the right side of the inner wall of the movable groove.

Preferably, the fixing groove is formed in the connecting block, and the inside of the fixing groove is matched with the right side of the fixing block.

Preferably, the front side and the rear side of the bottom of the U-shaped block are both connected with trapezoidal sliding grooves in a sliding manner, and the two trapezoidal sliding grooves are both arranged at the bottom of the inner wall of the movable groove.

Preferably, an L-shaped block is matched and used in the transmission rod, and the left side and the front side of the L-shaped block are fixedly connected with the left side and the front side of the inner wall of the movable groove respectively.

Compared with the prior art, the utility model has the following beneficial effects:

1. the connecting block, the matching block, the fixing device and the transmission device are matched for use, the fixing device can fix the connecting block and the matching block to realize the fixation of the first equipment and the second equipment, and the transmission device can enable the fixing device to be matched with the connecting block for use, so that the first equipment is separated from the second equipment.

2. The fixing device is arranged, so that the first equipment and the second equipment can be fixed by moving the first equipment and the second equipment from the inside of the matching block to the inside of the connecting block.

3. The transmission device is arranged, so that the fixing device can be moved out of the connecting block, and the connecting block and the matching block are separated.

4. The fixing groove is arranged, and the fixing groove is matched with the fixing block for use, so that the connecting block and the matching block can be fixed.

5. The trapezoidal sliding groove is arranged, so that the movement of the U-shaped block can be limited, and the influence on normal use is avoided.

6. The L-shaped block is arranged, so that a limiting effect can be achieved, the movement of the transmission rod can be limited, and the movement effect of the transmission rod is better.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;

FIG. 2 is an enlarged view at A of FIG. 1 provided by an embodiment of the present invention;

fig. 3 is a top cross-sectional view of a portion of a structure provided by an embodiment of the present invention.

In the figure: 1. a first device; 2. a second device; 3. connecting blocks; 4. a matching block; 5. connecting holes; 6. a movable groove; 7. a fixing device; 701. a fixed block; 702. a U-shaped block; 703. a tension spring; 8. a transmission device; 801. a transmission rod; 802. a connecting rod; 803. a return spring; 804. a square block; 9. fixing grooves; 10. a trapezoidal chute; 11. an L-shaped block.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 3, a two-dimensional liquid chromatograph for biological sampling analysis according to an embodiment of the present invention includes a first device 1, a second device 2, a connection block 3, and a matching block 4, where the first device 1 and the second device 2 are used in cooperation, the connection block 3 is fixedly connected to the first device 1, the matching block 4 is fixedly connected to the second device 2, a connection hole 5 used in cooperation with the connection block 3 is formed in the right side of the matching block 4, a movable groove 6 is formed in the left side of the matching block 4, a fixing device 7 is fixedly installed on the right side of the inner wall of the movable groove 6, and a transmission device 8 is fixedly installed on both the front side and the rear side of the inner wall of the movable groove 6.

Referring to fig. 3, the fixing device 7 includes a fixing block 701, the surface of the fixing block 701 is movably connected with the inside of the movable groove 6, the right side of the fixing block 701 is used in cooperation with the inside of the cooperation block 4, the left side of the fixing block 701 is fixedly connected with a U-shaped block 702, the surface of the fixing block 701 is sleeved with a tension spring 703, the right side of the tension spring 703 is fixedly connected with the right side of the inner wall of the movable groove 6, and the left side of the tension spring 703 is fixedly connected with the right side of the U-shaped block 702.

Adopt above-mentioned scheme: by providing the fixing means 7, it is possible to move from the inside of the fitting block 4 to the inside of the connecting block 3, and to fix the first device 1 and the second device 2.

Referring to fig. 3, the front side transmission device 8 includes a transmission rod 801, a surface of the transmission rod 801 is movably connected with the inside of the movable groove 6, a top of the transmission rod 801 is movably connected with a connection rod 802, a rear side of the connection rod 802 is movably connected with a top of the fixed block 701, a rear side of a right side of the transmission rod 801 is fixedly connected with a return spring 803, a rear side of the return spring 803 is fixedly connected with a square block 804, and a right side of the square block 804 is fixedly connected with a right side of an inner wall of the movable groove 6.

Adopt above-mentioned scheme: by providing the transmission 8, the fixing device 7 can be moved out of the interior of the connecting block 3, so that the connecting block 3 can be separated from the mating block 4.

Referring to fig. 3, a fixing groove 9 is formed in the connecting block 3, and the fixing groove 9 is engaged with the right side of the fixing block 701.

Adopt above-mentioned scheme: by providing the fixing groove 9, the fixing groove 9 is used in cooperation with the fixing block 701, and the connecting block 3 and the fitting block 4 can be fixed.

Referring to fig. 3, trapezoidal sliding grooves 10 are slidably connected to both the front side and the rear side of the bottom of the U-shaped block 702, and both the trapezoidal sliding grooves 10 are opened at the bottom of the inner wall of the movable groove 6.

Adopt above-mentioned scheme: by arranging the trapezoidal sliding groove 10, the movement of the U-shaped block 702 can be limited, and the influence on the normal use is avoided.

Referring to fig. 3, the driving rod 801 is internally fitted with an L-shaped block 11, and the left side and the front side of the L-shaped block 11 are fixedly connected with the left side and the front side of the inner wall of the movable groove 6, respectively.

Adopt above-mentioned scheme: through setting up L shape piece 11, can play a spacing effect, can restrict the removal of transfer line 801, make the removal effect of transfer line 801 better.

The working principle of the utility model is as follows:

when in use, the two transmission rods 801 are pushed to move towards the opposite ends by manpower, the two transmission rods 801 move to enable the two connection rods 802 to move, so that the two connection rods 802 can drive the U-shaped block 702 to move leftwards, the U-shaped block 702 can drive the fixing block 701 to move leftwards, the fixing block 701 can move out of the inside of the fixing groove 9, the first device 1 is separated from the second device 2, the two reset springs 803 generate a deformation force by the movement of the two transmission rods 801, after the two transmission rods 801 are loosened, the two reset springs 803 can give the same force to the two transmission rods 801, the two transmission rods 801 can drive the two connection rods 802 to return to the original position, the tension spring 703 can generate a deformation force by the movement of the U-shaped block 702, the tension spring 702 can give the same force to the U-shaped block 702 while the two transmission rods 801 are loosened, so that the tension spring 703 drives the U-shaped block 702 and enables the fixing block 701 to rebound to the inside of the fixing groove 9, the fixation of the first device 1 to the second device 2 is achieved.

In summary, the following steps: this two-dimensional liquid chromatograph for biological sampling analysis, through setting up first equipment 1, second equipment 2, connecting block 3, cooperation piece 4, connecting hole 5, movable groove 6, fixing device 7, fixed block 701, U-shaped piece 702, extension spring 703, transmission 8, transfer line 801, connecting rod 802, reset spring 803, square piece 804, fixed slot 9, trapezoidal spout 10 and L-shaped piece 11's cooperation is used, it often all contacts from top to bottom to have solved current two adjacent equipment, do not have a fixed device, if receive the collision just appear the dislocation more easily, thereby can influence measured data, problem safe inadequately.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-dimensional liquid chromatograph for biological sampling analysis, includes first equipment (1), second equipment (2), connecting block (3) and cooperation piece (4), first equipment (1) and second equipment (2) cooperation are used, connecting block (3) and first equipment (1) fixed connection, cooperation piece (4) and second equipment (2) fixed connection, its characterized in that: connecting hole (5) that use with connecting block (3) cooperation are seted up on the inside right side of cooperation piece (4), movable groove (6) have been seted up in the inside left side of cooperation piece (4), the right side fixed mounting of activity groove (6) inner wall has fixing device (7), the equal fixed mounting in front side and the rear side of activity groove (6) inner wall has transmission (8).

2. The two-dimensional liquid chromatograph for biological sample analysis of claim 1, wherein: fixing device (7) include fixed block (701), the inside swing joint of the surface of fixed block (701) and activity groove (6), the right side of fixed block (701) is used with the inside cooperation of cooperation piece (4), the left side fixedly connected with U-shaped piece (702) of fixed block (701), the surface cover of fixed block (701) is equipped with extension spring (703), the right side of extension spring (703) and the right side fixed connection of activity groove (6) inner wall, the left side of extension spring (703) and the right side fixed connection of U-shaped piece (702).

3. A two-dimensional liquid chromatograph for biological sample analysis according to claim 2, wherein: front side transmission (8) are including transfer line (801), the inside swing joint of the surface of transfer line (801) and activity groove (6), the top swing joint of transfer line (801) has connecting rod (802), the rear side of connecting rod (802) and the top swing joint of fixed block (701), rear side fixedly connected with reset spring (803) on transfer line (801) right side, the square piece (804) of rear side fixedly connected with of reset spring (803), the right side of square piece (804) and the right side fixed connection of activity groove (6) inner wall.

4. A two-dimensional liquid chromatograph for biological sample analysis according to claim 2, wherein: fixing groove (9) have been seted up to the inside of connecting block (3), the inside of fixing groove (9) is used with the right side cooperation of fixed block (701).

5. A two-dimensional liquid chromatograph for biological sample analysis according to claim 2, wherein: the front side and the rear side of the bottom of the U-shaped block (702) are both connected with trapezoidal sliding grooves (10) in a sliding mode, and the two trapezoidal sliding grooves (10) are both arranged at the bottom of the inner wall of the movable groove (6).

6. A two-dimensional liquid chromatograph for biological sample analysis according to claim 3, wherein: the transmission rod (801) is internally matched with an L-shaped block (11), and the left side and the front side of the L-shaped block (11) are fixedly connected with the left side and the front side of the inner wall of the movable groove (6) respectively.