CN220437938U - Side clamping type slide frame for immunohistochemical staining instrument - Google Patents
Side clamping type slide frame for immunohistochemical staining instrument Download PDFInfo
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- CN220437938U CN220437938U CN202322057985.9U CN202322057985U CN220437938U CN 220437938 U CN220437938 U CN 220437938U CN 202322057985 U CN202322057985 U CN 202322057985U CN 220437938 U CN220437938 U CN 220437938U
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- immunohistochemical staining
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- positioning
- clamping
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- 238000011532 immunohistochemical staining Methods 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004043 dyeing Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 11
- 238000001179 sorption measurement Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a side-clamping type slide frame for an immunohistochemical staining instrument, which relates to the technical field of slide frames and comprises a frame body, wherein a plurality of limiting grooves are formed in the front side of the frame body, positioning holes are formed in the limiting grooves, a slide main body is inserted in the limiting grooves in a sliding mode, a plurality of one-way air inlet valves are arranged in the frame body, the one-way air inlet valves are connected with the positioning holes, two air exhaust holes are formed in the rear side of the frame body, two one-way air exhaust valves are arranged in the frame body, the one-way air exhaust valves are connected with the air exhaust holes, two pistons are arranged in the frame body in a sliding mode, and a driving assembly is arranged in the frame body, is connected with the pistons and is used for driving the pistons to generate negative pressure in the positioning holes. The side clamping type glass sheet frame is simple in structure and convenient to operate, can change the existing mechanical clamping positioning into negative pressure adsorption positioning, can not only ensure that a glass slide main body is not damaged, but also ensure that the glass slide main body is stably clamped, and is beneficial to popularization and use.
Description
Technical Field
The utility model relates to the technical field of slide frames, in particular to a side clamping type slide frame for an immunohistochemical staining instrument.
Background
The full-automatic immunohistochemical staining instrument is an analytical instrument used in the field of basic medicine, and a slide glass is also called an anti-drop slide glass, an ion modification slide glass or a cell capturing slide glass, and the surface modification of the slide glass or the cover glass is carried out by a chemical or physical method so as to prevent the occurrence of the phenomenon of cell or tissue dropping in the operation process. The glass slide is placed on a slide frame and is matched with a staining instrument for use.
When the existing slide frame is used for placing and positioning a slide, a spring is usually used for driving the clamping piece to clamp the slide main body by utilizing the self elastic force of the spring, but the slide is mostly made of glass sheets, so that the slide is easily damaged due to overlarge clamping force of the spring in actual use, and if the clamping force of the spring is too small, the problem of poor stability can occur.
For example, the prior Chinese patent (publication No. CN 218444731U) discloses a side clamping type slide frame for an immunohistochemical staining instrument, and a shifting block assembly also comprises a pressure spring; one end of the pressure spring is abutted with the slide frame, and the other end of the pressure spring is abutted with the push plate. The setting of pressure spring makes the push pedal can be compressed after stirring through the shifting block, after loosening the shifting block, push pedal and shifting block can rebound to the normal position through the pressure spring to realize the quick clamping of slide glass.
The side-clamping slide rack for the immunohistochemical staining apparatus designed as described above has the following problems in practical use: when the side clamping type slide frame clamps and positions a slide, the clamping assembly is driven to squeeze and position the slide by means of the elastic force of the spring, and the slide is always squeezed by the clamping force of the spring, so that the slide is damaged due to overlarge clamping force of the spring easily although the positioning effect is achieved.
Disclosure of Invention
The utility model provides a side clamping type slide frame for an immunohistochemical staining instrument, which solves the technical problem that the existing side clamping type slide frame is easy to damage a slide when in use.
In order to solve the technical problems, the side-clamping type slide rack for the immunohistochemical staining instrument comprises a rack body, wherein a plurality of limiting grooves are formed in the front side of the rack body, positioning holes are formed in the limiting grooves, a slide main body is inserted in the limiting grooves in a sliding mode, a plurality of one-way air inlet valves are arranged in the rack body, the one-way air inlet valves are connected with the positioning holes, two air outlet holes are symmetrically formed in the rear side of the rack body, two one-way air outlet valves are symmetrically arranged in the rack body, the one-way air outlet valves are connected with the air outlet holes, two pistons are symmetrically arranged in the rack body in a sliding mode, and a driving assembly is arranged in the rack body and connected with the pistons and used for driving the pistons to generate negative pressure in the positioning holes.
Preferably, the driving assembly comprises a rotating shaft, a rotating disc and a gear motor, the rotating shaft is rotatably arranged in the frame body, the rotating disc is fixedly sleeved on the rotating shaft, the rotating disc is connected with the piston, the gear motor is embedded in the frame body, and a driving shaft of the gear motor is in transmission connection with one end of the rotating shaft.
Preferably, the sliding part is arranged in the frame body in a sliding way, a sliding hole is formed in the sliding part, a transmission shaft is arranged on the front side of the rotary table, the other end of the transmission shaft is inserted in the sliding hole in a sliding way, connecting pieces are arranged on two sides of the sliding part, and the other end of the connecting piece is fixedly connected with the piston.
Preferably, the frame body is internally provided with a cavity, the piston and the sliding piece are both in sliding connection in the cavity, the rotating shaft is rotationally connected in the cavity, and the one-way air inlet valve and the one-way air outlet valve are both positioned in the cavity.
Preferably, a plurality of threaded holes are formed in the top of the frame body, the threaded holes are communicated with the positioning holes, and threaded plugs are inserted into the threaded holes.
Preferably, a sealing ring is arranged in the positioning hole, the sealing ring is made of rubber, and the sealing ring abuts against the slide main body.
Preferably, a bracket is arranged on the front side of the frame body, an elastic pad is arranged on the top of the bracket, and the elastic pad is propped against the bottom of the slide main body.
Preferably, a pressure gauge is arranged on one side of the frame body, and the pressure gauge is used for monitoring the pressure in the cavity.
Compared with the related art, the side-clamping type slide rack for the immunohistochemical staining instrument has the following beneficial effects:
1. in the utility model, when the slide main body is placed in the limit groove, the gear motor is started, so that the turntable can rotate, the two connecting pieces drive the piston to reciprocate in the cavity, in the process, air between the positioning hole and the slide main body can be sucked into the cavity by the one-way air inlet valve and then discharged to the outside through the one-way air outlet valve and the air outlet hole, negative pressure can be generated in the positioning hole, the slide main body is adsorbed and positioned in the limit groove by utilizing the negative pressure, the traditional mechanical clamping and positioning is changed into the negative pressure adsorption and positioning, the slide main body is not damaged, and the stable side clamping of the slide main body can be ensured.
2. According to the utility model, through arranging the threaded plug, when the threaded plug is screwed out, the inside of the positioning hole is ventilated, the slide main body is conveniently taken out, when the threaded plug is screwed into the threaded hole, the tightness in the positioning hole can be ensured, and through arranging the pressure gauge, the pressure in the cavity can be observed in real time, as the pressure safety value has a certain range, and when one slide main body is put into the positioning hole again after each time of taking out, the other positioning holes are still in a negative pressure state, and when the pressure value is overlarge, all the threaded plugs are screwed out at the moment, the slide main bodies are repositioned, so that the safety can be ensured.
Drawings
FIG. 1 is a schematic perspective view of the exterior of a side-clamp slide holder for an immunohistochemical staining apparatus;
FIG. 2 is a schematic plan view of the interior of a side-clamping slide holder for an immunohistochemical staining apparatus;
FIG. 3 is a schematic plan view of the top view interior of a side-clamp slide rack limiting slot for an immunohistochemical staining apparatus;
FIG. 4 is a schematic plan view of the outside of the side face of a side-grip slide holder for an immunohistochemical staining apparatus;
FIG. 5 is an enlarged view of FIG. 2 at A;
fig. 6 is an enlarged view at B in fig. 2.
Reference numerals in the drawings: 1. a frame body; 2. a limit groove; 3. positioning holes; 4. a slide body; 5. a seal ring; 6. a one-way air inlet valve; 7. an exhaust hole; 8. a one-way exhaust valve; 9. a piston; 10. a rotating shaft; 11. a turntable; 12. a speed reducing motor; 13. a slider; 14. a transmission shaft; 15. a connecting piece; 16. a threaded plug; 17. a bracket; 18. an elastic pad; 19. a pressure gauge.
Detailed Description
Embodiments of the present utility model are described in detail below.
Example 1
1, 2, 3, 5 and 6, a side clamping type slide frame for an immunohistochemical staining apparatus comprises a frame body 1, wherein a plurality of limiting grooves 2 are arranged on the front side of the frame body 1, positioning holes 3 are formed in the limiting grooves 2, a slide main body 4 is inserted in the limiting grooves 2 in a sliding manner, a plurality of one-way air inlet valves 6 are arranged in the frame body 1, the one-way air inlet valves 6 are connected with the positioning holes 3, two air outlet holes 7 are symmetrically arranged on the rear side of the frame body 1, two one-way air outlet valves 8 are symmetrically arranged in the frame body 1, the one-way air outlet valves 8 are connected with the air outlet holes 7, two pistons 9 are symmetrically arranged in the frame body 1 in a sliding manner, and a driving component is arranged in the frame body 1 and connected with the pistons 9 and used for driving the pistons 9 to generate negative pressure in the positioning holes 3;
the driving assembly comprises a rotating shaft 10, a rotating disc 11 and a gear motor 12, wherein the rotating shaft 10 is rotatably arranged in a frame body 1, the rotating disc 11 is fixedly sleeved on the rotating shaft 10, the rotating disc 11 is connected with a piston 9, the gear motor 12 is embedded in the frame body 1, a driving shaft of the gear motor 12 is in transmission connection with one end of the rotating shaft 10, a sliding piece 13 is arranged in the frame body 1 in a sliding manner, a sliding hole is formed in the sliding piece 13, a transmission shaft 14 is arranged at the front side of the rotating disc 11, the other end of the transmission shaft 14 is slidably inserted in the sliding hole, connecting pieces 15 are arranged on two sides of the sliding piece 13, the other end of the connecting piece 15 is fixedly connected with a piston 9, a cavity is formed in the frame body 1, the piston 9 and the sliding piece 13 are slidably connected in the cavity, the rotating shaft 10 is rotatably connected in the cavity, and a one-way air inlet valve 6 and a one-way air outlet valve 8 are both located in the cavity.
When the slide main body 4 is required to be clamped laterally, the slide main body 4 is firstly inserted into the limit groove 2, the bottom of the slide main body is propped against the elastic pad 18, the slide main body 4 can be simply limited, then the gear motor 12 is started, the rotating shaft 10 drives the rotary table 11 to rotate, the transmission shaft 14 slides in the sliding hole and drives the sliding piece 13 to slide in the cavity, in the process, the two connecting pieces 15 can drive the piston 9 to reciprocate in the cavity, namely, air between the positioning hole 3 and the slide main body 4 can be sucked into the cavity through the one-way air inlet valve 6, and then is discharged to the outside through the air outlet hole 7 and the one-way air outlet valve 8, at the moment, negative pressure is generated in the positioning hole 3, the slide main body 4 is adsorbed and positioned in the limit groove 2, the existing mechanical clamping positioning is changed into negative pressure adsorption positioning, the slide main body 4 is not damaged, and the stable side clamping of the slide main body 4 is ensured.
The top of the frame body 1 is provided with a plurality of threaded holes, the threaded holes are communicated with the positioning holes 3, and threaded plugs 16 are inserted into the threaded holes. When the slide main body 4 needs to be taken out, the screw plug 16 is rotated, so that the screw plug 16 is screwed out of the screw hole, at the moment, external air can be injected into the positioning hole 3, so that the positioning of the slide main body 4 can be relieved by balancing the external air pressure in the positioning hole 3, and the slide main body 4 is conveniently taken out.
For the threaded plug 16, a plug body with threads is usually adopted, and the material is rubber, and the rubber has certain elasticity, so that the threads in the threaded hole can be sealed, and the tightness is ensured.
A sealing ring 5 is arranged in the positioning hole 3, the sealing ring 5 is made of rubber, and the sealing ring 5 abuts against the slide main body 4. The tiny gap generated between the slide main body 4 and the positioning hole 3 can be filled after being propped against, so that the tightness in the positioning hole 3 is ensured.
For the one-way intake valve 6 and the one-way exhaust valve 8, also called check valves or non-return valves, it is usually composed of a valve body, a valve plate and a valve film, the principle is: when the objects sealed in the bag generate gas to enable the inside of the bag to reach a certain pressure, the gas can push out the exhaust valve sheet from inside to outside to exhaust redundant gas outwards; the valve automatically closes when the pressure in the bag is reduced to a level insufficient to open the valve flap. And the valve can be automatically opened only when the pressure in the bag is higher than the pressure outside the bag, otherwise, the valve can not be opened, and outside air can not enter the bag, and the unidirectional air inlet valve 6 and the unidirectional air outlet valve 8 are all the prior art, so that the description is not excessive in the specification.
Example two
The side clamping type slide frame for the immunohistochemical staining instrument comprises a frame body 1, wherein a plurality of limiting grooves 2 are formed in the front side of the frame body 1, positioning holes 3 are formed in the limiting grooves 2, a slide main body 4 is inserted in the limiting grooves 2 in a sliding mode, a plurality of one-way air inlet valves 6 are arranged in the frame body 1, the one-way air inlet valves 6 are connected with the positioning holes 3, two air outlet holes 7 are symmetrically formed in the rear side of the frame body 1, two one-way air outlet valves 8 are symmetrically arranged in the frame body 1, the one-way air outlet valves 8 are connected with the air outlet holes 7, two pistons 9 are symmetrically arranged in the frame body 1 in a sliding mode, a driving component is arranged in the frame body 1 and connected with the pistons 9 and used for driving the pistons 9 to enable negative pressure to be generated in the positioning holes 3, a pressure gauge 19 is arranged on one side of the frame body 1, and the pressure gauge 19 is used for monitoring the pressure in a cavity.
In particular, according to the principle of the first embodiment, the existing mechanical clamping and positioning can be changed into negative pressure adsorption positioning, so that the slide main body 4 is not damaged, and the stable side clamping can be ensured, in addition, by setting the pressure gauge 19, the pressure in the cavity can be observed in real time, as the pressure safety value has a certain range, and when one slide main body 4 is put into and positioned again after being taken out each time, the other positioning holes 3 are still in a negative pressure state, so that the safety value range is reached quickly when the pressure value is overlarge, the threaded plug 16 is screwed out at the moment, and the slide main bodies 4 are repositioned, thereby ensuring the safety.
The front side of the frame body 1 is provided with a bracket 17, the top of the bracket 17 is provided with an elastic pad 18, and the elastic pad 18 is propped against the bottom of the slide main body 4. The slide main body 4 can be simply limited, the gear motor 12 is conveniently started by personnel operation, and the elastic pad 18 is arranged, so that the bottom of the slide main body 4 can be protected.
In order to facilitate the installation of the slide frame on the immunohistochemical staining instrument, positioning plates are arranged on two sides of the frame body 1, two positioning bolts are inserted into threads on the front side of the positioning plates, an adaptive threaded port is formed in a proper position of the immunohistochemical staining instrument, and then the positioning bolts are selected into the positioning plates and the threaded port, so that the slide frame can be installed rapidly and stably.
In addition, in order to control the switch of the gear motor 12 conveniently, a controller which is not shown in the figure is arranged on one side of the frame body 1, and the switch of the gear motor 12 can be controlled conveniently by operating the controller.
As for the controller, by operating the controller, the controller can be caused to send an electric signal to the gear motor 12 and activate it, thereby achieving the purpose of conveniently controlling the gear motor 12, and since the controller is the prior art, it is not described too much in the present specification.
In addition, with respect to the pressure gauge 19, the pressure gauge 19 is not described in the present specification too much because it is a prior art that the pressure gauge 19 displays the pressure by elastically deforming a sensing element (bourdon tube, bellows) in the gauge and then transmitting the pressure deformation to a pointer by a conversion mechanism of a movement in the gauge, causing the pointer to rotate.
Working principle:
when the slide main body 4 side clamp is used, firstly, the slide main body 4 is inserted into the limit groove 2, the bottom of the slide main body 4 is propped against the elastic pad 18, the slide main body 4 can be simply limited, then the gear motor 12 is started, the rotating shaft 10 drives the rotary table 11 to rotate, the transmission shaft 14 slides in the sliding hole and drives the sliding piece 13 to slide in the cavity, in the process, the two connecting pieces 15 can drive the piston 9 to reciprocate in the cavity, namely, air between the positioning hole 3 and the slide main body 4 can be sucked into the cavity through the one-way air inlet valve 6, and then is discharged to the outside through the air outlet hole 7 and the one-way air outlet valve 8, at the moment, negative pressure can be generated in the positioning hole 3, the slide main body 4 is adsorbed and positioned in the limit groove 2, the existing mechanical clamping positioning is changed into negative pressure adsorption positioning, the slide main body 4 can be ensured not to be damaged, and the stable side clamp can be ensured.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (8)
1. The utility model provides a side presss from both sides formula slide frame for immune group ization dyeing instrument, includes support body (1), its characterized in that, the front side of support body (1) is provided with a plurality of spacing groove (2), be provided with locating hole (3) in spacing groove (2), sliding plug has slide main part (4) in spacing groove (2), its characterized in that is provided with a plurality of one-way admission valve (6) in support body (1), one-way admission valve (6) are connected with locating hole (3), the rear side of support body (1) is provided with two exhaust holes (7), be provided with two one-way discharge valve (8) in support body (1) and be connected with exhaust hole (7), be provided with two pistons (9) in support body (1) are slided, drive assembly is connected with piston (9) and is used for driving piston (9) and makes in locating hole (3) produce negative pressure.
2. The side-clamping type slide rack for the immunohistochemical staining apparatus according to claim 1, wherein the driving assembly comprises a rotating shaft (10), a rotating disc (11) and a gear motor (12), the rotating shaft (10) is rotatably arranged in the rack body (1), the rotating disc (11) is fixedly sleeved on the rotating shaft (10) and is connected with the piston (9), and the gear motor (12) is embedded in the rack body (1) and is in transmission connection with the rotating shaft (10).
3. The side-clamping type slide rack for the immunohistochemical staining apparatus according to claim 2, wherein a slide piece (13) is slidably arranged in the rack body (1), a slide hole is formed in the slide piece (13), connecting pieces (15) are arranged on two sides of the slide piece, a transmission shaft (14) is arranged on the front side of the turntable (11), the other end of the transmission shaft (14) is slidably inserted in the slide hole, and the other end of the connecting piece (15) is connected with the piston (9).
4. A side-clamping slide holder for an immunohistochemical staining apparatus according to claim 3 wherein the holder body (1) is provided with a cavity therein, the piston (9) and the slider (13) are both slidably connected in the cavity, and the rotary shaft (10) is rotatably connected in the cavity.
5. Side-clamping slide holder for immunohistochemical staining apparatus according to claim 1 wherein the top of the holder body (1) is provided with a plurality of threaded holes, which are in communication with the positioning holes (3), and threaded plugs (16) are inserted in the threaded holes.
6. A side-clamping slide holder for an immunohistochemical staining apparatus according to claim 1 wherein a sealing ring (5) is provided in the positioning hole (3), the sealing ring (5) being in abutment with the slide body (4).
7. A side-clamping slide holder for an immunohistochemical staining apparatus according to claim 1 wherein the front side of the holder body (1) is provided with a bracket (17), the top of the bracket (17) is provided with an elastic pad (18), the elastic pad (18) being in abutment with the slide body (4).
8. Side-clamping slide holder for immunohistochemical staining apparatus according to claim 1 wherein the side of the holder body (1) is provided with a pressure gauge (19), the pressure gauge (19) being used for monitoring the pressure in the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057985.9U CN220437938U (en) | 2023-08-02 | 2023-08-02 | Side clamping type slide frame for immunohistochemical staining instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322057985.9U CN220437938U (en) | 2023-08-02 | 2023-08-02 | Side clamping type slide frame for immunohistochemical staining instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220437938U true CN220437938U (en) | 2024-02-02 |
Family
ID=89687248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322057985.9U Active CN220437938U (en) | 2023-08-02 | 2023-08-02 | Side clamping type slide frame for immunohistochemical staining instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220437938U (en) |
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2023
- 2023-08-02 CN CN202322057985.9U patent/CN220437938U/en active Active
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